CN212283290U - Foldable triboelectric filter element - Google Patents
Foldable triboelectric filter element Download PDFInfo
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- CN212283290U CN212283290U CN202020448043.7U CN202020448043U CN212283290U CN 212283290 U CN212283290 U CN 212283290U CN 202020448043 U CN202020448043 U CN 202020448043U CN 212283290 U CN212283290 U CN 212283290U
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Abstract
A folding type triboelectric filter element comprises a filter element main body, wherein a multi-layer mesh filter screen formed by mutually overlapping two different triboelectric nano materials is placed in the filter element main body; the middle of the multi-layer mesh-shaped filter screen is provided with a sliding mechanism which can slide up and down in the filter element main body and is used for driving the multi-layer mesh-shaped filter screen to extrude and rub, positive and negative static electricity is generated on a mesh structure of the multi-layer mesh-shaped filter screen, and charged particles in the air are adsorbed by an electrostatic field formed in the multi-layer mesh-shaped filter screen. The folding triboelectric filter element does not need an external power supply, can be infinitely recycled through manual or electric triboelectric charging, and can form electrostatic field to purify air through electrification of the surface of a material through manual or electric triboelectric charging. In addition, the folding type friction electric filter element can be cleaned through dynamic friction during cleaning, so that the cleaning is more convenient, and the effect is more thorough.
Description
Technical Field
The invention belongs to the technical field of air purification, and particularly relates to a folding type triboelectric filter element.
Background
The existing air purification filter element mainly comprises 2 types, namely a physical interception filter screen and a high-voltage static filter screen, wherein the two filter screens have the advantages and the disadvantages respectively, and the physical interception filter screen has high wind resistance, can not be cleaned and is relatively safe. The high-voltage electrostatic filter screen needs to be externally connected with a high-voltage power supply, if the high-voltage electrostatic filter screen does not have the power supply, the high-voltage electrostatic filter screen does not have the purification effect, and the external high voltage electrostatic filter screen has certain potential safety hazard.
In addition, the filter screen for high-voltage electrostatic dust collection is an independent high-voltage power supply supplied externally, and collects dust and purifies air through a conductive parallel electric field. However, external high voltage has certain potential safety hazard, and some places are not suitable for external high voltage power supply and cannot be used.
Disclosure of Invention
Based on the defects of the prior art, the technical problem to be solved by the invention is to provide a foldable triboelectric filter element, which utilizes the principle of triboelectricity generation, realizes the surface electrification of materials through the application of a triboelectric material, and adsorbs charged particles in air by the surface charge of the materials so as to achieve the purpose of purifying the air.
In order to solve the technical problems, the invention is realized by the following technical scheme: the invention provides a folding type triboelectric filter element, which comprises a filter element main body, wherein a multi-layer mesh filter screen formed by mutually overlapping two different triboelectric nano materials is placed in the filter element main body; the middle of the multi-layer mesh-shaped filter screen is provided with a sliding mechanism which can slide up and down in the filter element main body and is used for driving the multi-layer mesh-shaped filter screen to extrude and rub, positive and negative static electricity is generated on a mesh structure of the multi-layer mesh-shaped filter screen, and charged particles in the air are adsorbed by an electrostatic field formed in the multi-layer mesh-shaped filter screen.
Further, the multi-layer mesh filter screen is folded in a W shape in the filter element main body.
Furthermore, the filter element main body is in a square frame shape, the front side of the filter element main body is provided with an air inlet, and the back side of the filter element main body is provided with an air outlet which is opposite to the air inlet.
Preferably, the multi-layer mesh-shaped filter screen is clamped between the air inlet and the air outlet, and the W-shaped opening of the multi-layer mesh-shaped filter screen faces the air inlet or the air outlet.
Optionally, the sliding mechanism is a sliding plate, is in a flat cuboid shape, and is clamped in the filter element main body; four corners of the sliding plate are provided with bosses which can be attached to the vertical edges of the air inlet and the air outlet.
Furthermore, the sliding mechanism slides up and down in the filter element main body in a manual or electric mode.
Therefore, the folding type triboelectric filter element disclosed by the invention at least has the following beneficial effects:
1. no external power supply, safety and reliability: the filter element structure of the invention does not need an external power supply, and the surface of the material is electrified by manual or electric friction to form an electrostatic field to purify air;
2. infinite cycle tribocharging use: the electret filter element is generally used by charging the surface of a material after corona electret, but the electret is only disposable, and has no purification performance after electric attenuation, and the filter element structure can be used by generating electricity through manual or electric friction in an infinite cycle manner;
3. convenient cleaning: the filter element passage is internally static, pollutants are inconvenient to clean, the filter element structure can be cleaned by dynamic friction during cleaning, cleaning is convenient, and the effect is more thorough.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the following detailed description is given in conjunction with the preferred embodiments, together with the accompanying drawings.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.
Fig. 1 is a perspective view of a foldable triboelectric filter cartridge in accordance with the present invention;
FIG. 2 is a front view of the pleated triboelectric filter cartridge of the present invention;
FIG. 3 is a rear view of the folding triboelectric filter cartridge of the present invention;
fig. 4 is a schematic structural view of a filter element body of the foldable triboelectric filter element of the present invention;
fig. 5 is a schematic structural diagram of a sliding mechanism of the foldable triboelectric filter cartridge according to the present invention;
fig. 6 is a schematic view of a single mesh screen of the foldable triboelectric filter cartridge of the present invention.
Detailed Description
Other aspects, features and advantages of the present invention will become apparent from the following detailed description, taken in conjunction with the accompanying drawings, which form a part of this specification, and which illustrate, by way of example, the principles of the invention. In the referenced drawings, the same or similar components in different drawings are denoted by the same reference numerals.
As shown in fig. 1 to 6, the foldable triboelectric filter of the present invention includes a filter core main body 10, the filter core main body 10 is in a square frame shape, the filter core main body 10 has an air inlet and an air outlet opposite to the air inlet, the air inlet is located on the front side of the filter core main body 10, and the air outlet is located on the back side of the filter core main body 10. The filter element main body 10 is internally provided with a multi-layer reticular filter screen 20 formed by mutually overlapping two different triboelectric nano materials, each piece of structure of the multi-layer reticular filter screen 20 is shown in figure 6, and each piece of filter screen is formed by mutually overlapping two different triboelectric nano materials in sequence.
The middle of the multi-layer mesh-shaped filter screen 20 is provided with a sliding mechanism 30 which can slide up and down in the filter element main body 10 and is used for driving the multi-layer mesh-shaped filter screen 20 to extrude and rub, positive and negative static electricity is generated on the mesh structure, and electrostatic fields are formed in the multi-layer mesh-shaped filter screen to adsorb charged particles in air.
The multi-layer mesh-shaped filter screen 20 is folded in a W shape in the filter element main body 10, the multi-layer mesh-shaped filter screen 20 is clamped between the air inlet and the air outlet of the filter element main body 10, the W-shaped opening of the multi-layer mesh-shaped filter screen faces the air inlet or the air outlet, and charged particles in the air are adsorbed by an electrostatic field formed in the multi-layer mesh-shaped filter screen 20 folded in the filter element main body 10 and kill bacteria.
In the present invention, the sliding mechanism 30 is a flat rectangular parallelepiped sliding plate, and bosses 31 which can be attached to the vertical edges of the air inlet and the air outlet are formed at four corners of the sliding mechanism, so that the sliding plate can be engaged with the filter element body 10, and the sliding mechanism 30 can move up and down along the vertical edges of both sides of the air inlet and the air outlet of the filter element body 10 by the bosses 31. The sliding mechanism 30 slides up and down in the square filter element main body 10 in a manual or electric mode, and simultaneously drives the W-shaped multi-layer mesh filter element formed by mutual superposition to move up and down in the filter element main body 10, so that electrostatic field purified air is formed on the surface of the multi-layer mesh filter screen 20 in an electrified mode.
The filter element of the structure does not need an external power supply, can be infinitely recycled through manual or electric friction electrification, and can form an electrostatic field to purify air through electrification of the surface of a material through manual or electric friction electrification. In addition, the filter element structure can be cleaned through dynamic friction during cleaning, and the cleaning is more convenient.
While the foregoing is directed to the preferred embodiment of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow.
Claims (6)
1. A folding type triboelectric filter element comprises a filter element main body, and is characterized in that a multi-layer mesh filter screen formed by mutually overlapping two different triboelectric nano materials is placed in the filter element main body;
the middle of the multi-layer mesh-shaped filter screen is provided with a sliding mechanism which can slide up and down in the filter element main body and is used for driving the multi-layer mesh-shaped filter screen to extrude and rub, positive and negative static electricity is generated on a mesh structure of the multi-layer mesh-shaped filter screen, and charged particles in the air are adsorbed by an electrostatic field formed in the multi-layer mesh-shaped filter screen.
2. The foldable triboelectric filter of claim 1, wherein the multi-layer mesh screen is W-folded within the filter body.
3. The foldable triboelectric filter cartridge of claim 2, wherein the filter cartridge body is in the form of a square frame, and the filter cartridge body has an air inlet on a front side and an air outlet on a back side opposite to the air inlet.
4. The foldable triboelectric filter of claim 3, wherein the multi-layer mesh screen is sandwiched between the air inlet and outlet openings with the W-shaped opening facing the air inlet or outlet opening.
5. A foldable triboelectric filter according to claim 3, wherein said sliding mechanism is a slide plate, is in the shape of a flat rectangular parallelepiped, and is snap-fitted into said filter body;
four corners of the sliding plate are provided with bosses which can be attached to the vertical edges of the air inlet and the air outlet.
6. A foldable triboelectric filter according to any of claims 1 to 5, wherein the sliding mechanism slides up and down within the filter body manually or electrically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020448043.7U CN212283290U (en) | 2020-03-31 | 2020-03-31 | Foldable triboelectric filter element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020448043.7U CN212283290U (en) | 2020-03-31 | 2020-03-31 | Foldable triboelectric filter element |
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| Publication Number | Publication Date |
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| CN212283290U true CN212283290U (en) | 2021-01-05 |
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| CN202020448043.7U Active CN212283290U (en) | 2020-03-31 | 2020-03-31 | Foldable triboelectric filter element |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111318102A (en) * | 2020-03-31 | 2020-06-23 | 北京中科纳清科技股份有限公司 | Foldable triboelectric filter element |
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2020
- 2020-03-31 CN CN202020448043.7U patent/CN212283290U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111318102A (en) * | 2020-03-31 | 2020-06-23 | 北京中科纳清科技股份有限公司 | Foldable triboelectric filter element |
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