CN211025481U - Air purifying filter - Google Patents
Air purifying filter Download PDFInfo
- Publication number
- CN211025481U CN211025481U CN201921992743.6U CN201921992743U CN211025481U CN 211025481 U CN211025481 U CN 211025481U CN 201921992743 U CN201921992743 U CN 201921992743U CN 211025481 U CN211025481 U CN 211025481U
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- CN
- China
- Prior art keywords
- air inlet
- air
- filter screen
- inlet pipe
- box body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000000746 purification Methods 0.000 claims description 13
- 238000004140 cleaning Methods 0.000 claims description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 8
- 239000012209 synthetic fiber Substances 0.000 claims description 6
- 229920002994 synthetic fiber Polymers 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- 238000001914 filtration Methods 0.000 abstract description 16
- 230000000694 effects Effects 0.000 abstract description 9
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 11
- 238000005457 optimization Methods 0.000 description 5
- 238000004887 air purification Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 238000001179 sorption measurement Methods 0.000 description 4
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000003365 glass fiber Substances 0.000 description 2
- 239000011941 photocatalyst Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- -1 PM2.5 Substances 0.000 description 1
- 239000002386 air freshener Substances 0.000 description 1
- 239000000809 air pollutant Substances 0.000 description 1
- 231100001243 air pollutant Toxicity 0.000 description 1
- 239000013566 allergen Substances 0.000 description 1
- 230000033558 biomineral tissue development Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005367 electrostatic precipitation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses an air purifying filter, which comprises a box body; a base is arranged below the box body, and a box cover is arranged above the box body; a purifying device is arranged between the box body and the box cover; a fan is arranged at the bottom end inside the box body; a Venturi air inlet pipe is arranged above the fan; the air inlet and the air outlet of the Venturi air inlet pipe are both outwards expanded, and the middle part of the Venturi air inlet pipe is connected with an auxiliary air inlet pipe; and air inlets, auxiliary air inlets and air outlets are respectively arranged on the periphery of the base, the periphery of the box body and the periphery of the box cover. Compared with the prior art, the beneficial effects of the utility model are that: the air inlet device is designed by utilizing a Venturi principle, and air is induced by a single fan, so that air is simultaneously fed at a plurality of positions to improve the filtering effect; the equipment has simple integral structure, convenient maintenance and good filtering effect.
Description
Technical Field
The utility model relates to a in industry environmental protection technical field, relate to an air purification filter particularly.
Background
An air purifier, also known as an air cleaner, an air freshener and a purifier, refers to a household appliance capable of adsorbing, decomposing or converting various air pollutants, such as PM2.5, dust, pollen, peculiar smell, formaldehyde and other decoration pollutants, bacteria, allergens and the like, and effectively improving the air cleanliness, and is mainly divided into household appliances, commercial appliances, industries, buildings and the like.
There are a number of different technologies and media in air purifiers that enable them to provide clean and safe air to users. Common air purification techniques are: adsorption technology, negative and positive ion technology, catalytic technology, photocatalyst technology, superstructure mineralization by light technology, HEPA high efficiency filtration technology, electrostatic precipitation technology, etc.; the material technology mainly comprises the following steps: photocatalyst, active carbon, carbon core filter element technology, synthetic fiber, HEAP high-efficiency material, negative ion generator, etc. The existing air purifier is mostly of a composite type, namely, a plurality of purification technologies and material media are adopted at the same time.
The existing air purifier generally adopts a single fan, air is sucked in the same direction relatively through the traction of the fan, and the air is purified by a filter to achieve the filtering purpose, so that the air is relatively single in the air inlet direction, and the air filtering effect is relatively slow.
SUMMERY OF THE UTILITY MODEL
The utility model provides an air purification filter, which is designed by utilizing the Venturi principle, and realizes the simultaneous air intake at a plurality of positions by single fan induced air so as to improve the filtering effect; the equipment has simple integral structure, convenient maintenance and good filtering effect.
In order to achieve the above object, the utility model provides a following technical scheme: an air cleaning filter includes a case; a base is arranged below the box body, and a box cover is arranged above the box body; a purifying device is arranged between the box body and the box cover; a fan is arranged at the bottom end inside the box body; a Venturi air inlet pipe is arranged above the fan; the air inlet and the air outlet of the Venturi air inlet pipe are both outwards expanded, and the middle part of the Venturi air inlet pipe is connected with an auxiliary air inlet pipe; and air inlets, auxiliary air inlets and air outlets are respectively arranged on the periphery of the base, the periphery of the box body and the periphery of the box cover.
As optimization, the purification device comprises a first purification chamber, a second purification chamber and a third purification chamber which are sequentially arranged from bottom to top between the box body and the box cover; and a first filter screen, a second filter screen and a third filter screen are arranged in the first purifying chamber, the second purifying chamber and the third purifying chamber respectively.
As optimization, the first filter screen is a metal filter screen; the second filter screen is a synthetic fiber filter screen; the third filter screen is an active carbon filter screen.
As optimization, baffles are arranged on the periphery of the inner walls of the first purifying chamber, the second purifying chamber and the third purifying chamber; first filter screen, second filter screen and third filter screen all inlay in first clean room, second clean room and third clean room inside through the baffle card respectively.
Preferably, the auxiliary air inlet pipe is provided with a plurality of auxiliary air inlet pipes, and the auxiliary air inlet pipes are arranged around the center of the Venturi air inlet pipe as a plurality of rings at equal intervals.
As optimization, the number and the position of the auxiliary air inlets are matched with those of the auxiliary air inlet pipes; and the auxiliary air inlet of the auxiliary air inlet pipe is outwards expanded, and the size of the cross section of the outer end of the auxiliary air inlet is consistent with that of the auxiliary air inlet.
And optimally, the size of the cross section of the outer end of the air inlet of the venturi air inlet pipe is matched with the size of the air outlet of the fan.
As optimization, the size of the cross section of the outer end of the air outlet of the Venturi air inlet pipe is matched with that of the first filter screen.
Compared with the prior art, the beneficial effects of the utility model are as follows: the air enters the inside of the box body through the fan through the venturi air inlet pipe, the air flow rate is accelerated, the air outside the box body is pulled to enter the inside of the box body through negative pressure generated according to the venturi principle, and finally the air is purified through three-stage filtration, so that the problem that the air can only be fed from a relatively single air inlet direction position in the past is solved, and the air purification efficiency is greatly improved; simultaneously first filter screen is the great impurity of metal filter screen filterable particulate matter to can rinse repeatedly and use, the second filter screen is the synthetic fiber filter screen, the separation that can relax impurity within 0.3um-1.0um, and the third filter screen is harmful medium that the active carbon filter screen can effectual adsorption air, has not only controlled the cost under the effective filtration of multistage, still effectual improvement filter effect.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a perspective sectional view of the present invention.
Fig. 3 is an exploded view of the present invention.
Fig. 4 is the perspective structure schematic diagram of the venturi intake tube of the present invention.
Fig. 5 is a schematic perspective view of the first clean room, the second clean room and the third clean room of the present invention.
The air purifier comprises a base 1, a box body 2, a first purifying chamber 3, a second purifying chamber 4, a third purifying chamber 5, a box cover 6, an air inlet 7, an auxiliary air inlet 8, an air outlet 9, a fan 10, a venturi air inlet pipe 11, an auxiliary air inlet pipe 12, a first filter screen 13, a second filter screen 14, a third filter screen 15, an air inlet 16, an air outlet 17 and an auxiliary air inlet 18.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
An air cleaning filter, characterized by: comprises a box body 2; the lower part of the box body 2 is provided with a base 1, and the upper part is provided with a box cover 6; a purifying device is arranged between the box body 2 and the box cover 6; a fan 10 is arranged at the bottom end inside the box body 2; a venturi air inlet pipe 11 is arranged above the fan 10; the air inlet 16 and the air outlet 17 of the venturi air inlet pipe 11 are both outward-expanding, and the middle part of the venturi air inlet pipe 11 is connected with an auxiliary air inlet pipe 12; and an air inlet 7, an auxiliary air inlet 8 and an air outlet 9 are respectively arranged on the periphery of the base 1, the box body 2 and the box cover 6.
The purification device comprises a first purification chamber 3, a second purification chamber 4 and a third purification chamber 5 which are arranged between the box body 2 and the box cover 6 from bottom to top in sequence; and a first filter screen 13, a second filter screen 14 and a third filter screen 15 are respectively arranged in the first purifying chamber 3, the second purifying chamber 4 and the third purifying chamber 5. The first filter screen 13 is a metal filter screen; the second filter screen 14 is a synthetic fiber filter screen; the third filter screen 15 is an activated carbon filter screen. The first filter screen is a metal filter screen, can filter impurities with larger particles and can be repeatedly cleaned and used; the second filter screen is a synthetic fiber filter screen, a glass fiber filter screen is adopted, impurities within 0.3-1.0 um can be easily blocked, the adsorption principle is mainly that the dust particles generate electrical property due to irregular movement of the dust particles in airflow, and therefore the dust particles are adhered to the glass fiber filter screen due to electrostatic effect; the third filter screen is the harmful medium that the active carbon filter screen can be effectual in the adsorption air, through above-mentioned three kinds of filtration modes, not only controlled the cost under the effective filtration of multilayer level, still effectual improvement the filter effect.
Baffles are arranged on the periphery of the inner walls of the first purifying chamber 3, the second purifying chamber 4 and the third purifying chamber 5; first filter screen 13, second filter screen 14 and third filter screen 15 all inlay in first clean room 3, second clean room 4 and third clean room 5 inside through the baffle card respectively. Through the structure mounting means of inlay card, the degree of difficulty when having reduced later maintenance dismouting of very big degree has improved work efficiency.
The auxiliary air inlet pipe 12 is provided with a plurality of air inlet pipes and a plurality of air inlet pipes are arranged around the center of the venturi air inlet pipe 11 as a shaft. The number and the position of the auxiliary air inlets 8 are matched with those of auxiliary air inlet pipes 12; and the auxiliary air inlet 18 of the auxiliary air inlet pipe 12 is outward-expanding, and the size of the cross section of the outer end of the auxiliary air inlet 18 is consistent with that of the auxiliary air inlet 8. Further improving the filtering efficiency and the filtering range.
The size of the cross section of the outer end of the air inlet 16 of the venturi air inlet pipe 11 is matched with the size of the air outlet of the fan 10. The size of the cross section of the outer end of the air outlet 17 of the venturi air inlet pipe 11 is matched with that of the first filter screen 13. The kinetic energy generated by the fan and the effective utilization of the filter screen are reasonably utilized to the maximum extent.
The working principle is as follows:
air enters the venturi air inlet pipe 11 from the air inlets 7 on the periphery of the base 1 through the traction air of the fan 10, and the air inlet 16 of the venturi air inlet pipe 11 is in a contraction structure from outside to inside, so that the air flow rate is increased, and the auxiliary air inlet pipe 12 connected to the middle of the venturi air inlet pipe generates negative pressure, so that the air flows into the venturi air inlet pipe 11 from the auxiliary air inlet 8, air inlet in multiple horizontal directions is realized, and the filtering efficiency is improved; meanwhile, the air outlet 17 of the venturi air inlet pipe 11 is of an expanding structure from the inside to the outside, the contact area with the first filter screen 13 is increased, the filtering effect and the efficiency are improved, and finally, air is discharged from the air outlet 9 of the box cover 6 after being filtered by the first filter screen 13, the second filter screen 14 and the third filter screen 15 in sequence to complete filtering.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (8)
1. An air cleaning filter, characterized by: comprises a box body (2); a base (1) is arranged below the box body (2), and a box cover (6) is arranged above the box body; a purifying device is arranged between the box body (2) and the box cover (6); a fan (10) is arranged at the bottom end inside the box body (2); a Venturi air inlet pipe (11) is arranged above the fan (10); an air inlet (16) and an air outlet (17) of the Venturi air inlet pipe (11) are both outward-expanding, and the middle part of the Venturi air inlet pipe (11) is connected with an auxiliary air inlet pipe (12); and air inlets (7), auxiliary air inlets (8) and air outlets (9) are respectively arranged on the periphery of the base (1), the box body (2) and the box cover (6).
2. An air cleaning filter according to claim 1, wherein: the purification device comprises a first purification chamber (3), a second purification chamber (4) and a third purification chamber (5) which are sequentially arranged from bottom to top between a box body (2) and a box cover (6); and a first filter screen (13), a second filter screen (14) and a third filter screen (15) are respectively arranged in the first purifying chamber (3), the second purifying chamber (4) and the third purifying chamber (5).
3. An air cleaning filter according to claim 2, wherein: the first filter screen (13) is a metal filter screen; the second filter screen (14) is a synthetic fiber filter screen; the third filter screen (15) is an active carbon filter screen.
4. An air cleaning filter according to claim 2, wherein: baffles are arranged on the periphery of the inner walls of the first purifying chamber (3), the second purifying chamber (4) and the third purifying chamber (5); first filter screen (13), second filter screen (14) and third filter screen (15) all inlay in first clean room (3), second clean room (4) and third clean room (5) inside through the baffle card respectively.
5. An air cleaning filter according to claim 1, wherein: the auxiliary air inlet pipe (12) is provided with a plurality of air inlet pipes and a plurality of air inlet pipes are arranged around the center of the Venturi air inlet pipe (11) in an equidistant mode.
6. An air cleaning filter according to claim 5, wherein: the number and the position of the auxiliary air inlets (8) are matched with those of auxiliary air inlet pipes (12); and the auxiliary air inlet (18) of the auxiliary air inlet pipe (12) is outward-expanding, and the size of the cross section of the outer end of the auxiliary air inlet (18) is consistent with that of the auxiliary air inlet (8).
7. An air cleaning filter according to claim 1, wherein: the size of the cross section of the outer end of the air inlet (16) of the Venturi air inlet pipe (11) is matched with the size of the air outlet of the fan (10).
8. An air cleaning filter according to claim 2, wherein: the size of the cross section of the outer end of the air outlet (17) of the Venturi air inlet pipe (11) is matched with that of the first filter screen (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921992743.6U CN211025481U (en) | 2019-11-18 | 2019-11-18 | Air purifying filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921992743.6U CN211025481U (en) | 2019-11-18 | 2019-11-18 | Air purifying filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211025481U true CN211025481U (en) | 2020-07-17 |
Family
ID=71566957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921992743.6U Expired - Fee Related CN211025481U (en) | 2019-11-18 | 2019-11-18 | Air purifying filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211025481U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112007450A (en) * | 2020-09-21 | 2020-12-01 | 中国计量大学 | an air filter |
| CN112413804A (en) * | 2020-11-20 | 2021-02-26 | 珠海格力电器股份有限公司 | a disinfection device |
-
2019
- 2019-11-18 CN CN201921992743.6U patent/CN211025481U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112007450A (en) * | 2020-09-21 | 2020-12-01 | 中国计量大学 | an air filter |
| CN112413804A (en) * | 2020-11-20 | 2021-02-26 | 珠海格力电器股份有限公司 | a disinfection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200717 Termination date: 20211118 |