CN213313935U - Purifying filter screen plate - Google Patents
Purifying filter screen plate Download PDFInfo
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- CN213313935U CN213313935U CN202021627122.0U CN202021627122U CN213313935U CN 213313935 U CN213313935 U CN 213313935U CN 202021627122 U CN202021627122 U CN 202021627122U CN 213313935 U CN213313935 U CN 213313935U
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- filter screen
- air inlet
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- filter
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Abstract
A purification filter screen comprising: the device comprises a protective frame, a panel, a primary filter screen, an activated carbon layer and a nano silver ion non-woven fabric layer, wherein the panel, the primary filter screen, the activated carbon layer and the nano silver ion non-woven fabric layer are sequentially arranged on the protective frame; a plurality of rectangular air inlet holes are distributed on the panel at equal intervals, and a strip-shaped inserting seam is arranged above each air inlet hole; the rectangular unit filter disc is used, the upper edge of the rectangular unit filter disc is inserted and fixed in the inserting seam, the lower edge of the rectangular unit filter disc is inserted and connected in the air inlet hole after being bent, filter holes are uniformly distributed on the lower part of the sheet body of the unit filter disc facing downwards, a tooth buckle is formed on the lower hole wall of the air inlet hole in a protruding mode, and the filter holes, close to the lower edge, of the unit filter disc are inserted and sleeved on the tooth buckle. One side of the panel of the purifying filter screen plate is the air inlet direction, and the filter holes of the adopted unit filter discs are downward, so that dust is not easy to accumulate on the filter holes, and the cleaning frequency can be reduced; the purifying and filtering effect is better.
Description
Technical Field
The utility model relates to a filter screen.
Background
The air purification and filtration equipment is provided with a filter screen for air intake, and the common filter screen is easy to accumulate dust, so that filter holes of the filter screen are blocked, air flow of the equipment is not smooth after the filter screen is blocked, and the purification efficiency is reduced; meanwhile, the existing filter screen structure has single function and does not have more prominent purifying and filtering effect.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome above-mentioned prior art not enough, provide a purify and filter otter board.
The utility model provides a technical scheme that above-mentioned technical problem adopted is: a purification filter screen comprising: the protective frame is provided with an upper side frame plate, a lower side frame plate, a left side frame plate and a right side frame plate, and the front side edge and the rear side edge of each side frame plate are bent and extended to form folded edges;
a plurality of mounting holes are formed on the outer edge of the panel and are fixedly mounted on the front folded edge of the protective frame through screws arranged in the mounting holes; a plurality of rectangular air inlet holes are distributed on the panel at equal intervals, and a strip-shaped inserting seam is arranged above each air inlet hole; the upper edge of a rectangular unit filter disc is inserted and fixed in the inserting seam, the lower edge of the rectangular unit filter disc is inserted and connected in the air inlet hole after being bent, filter holes are uniformly distributed on the lower part of the sheet body of the unit filter disc which is bent downwards, a tooth buckle is formed on the lower hole wall of the air inlet hole in a protruding mode, and the filter holes of the unit filter disc, which are close to the lower edge, are inserted and sleeved on the tooth buckle;
the primary filter screen, the activated carbon layer and the nano silver ion non-woven fabric layer are integrally provided with a unified edge covering, and the edge covering is fixedly arranged on the rear side folding edge of the protective frame through screwing.
And the surface of the nano silver ion non-woven fabric layer is provided with barrier strips which are longitudinally or transversely arranged, and two ends of each barrier strip extend into the protective frame and are fixedly connected.
The active carbon layer is made of deodorized coconut shell carbon modified carbon, wood modified carbon, catalyst for removing TVOC or zeolite molecular sieve.
The particle content of the activated carbon layer is 100-300g/m2The particle size of the particles is 40-100 meshes.
The particles of the activated carbon layer are uniformly distributed between the primary filter screen and the nano silver ion non-woven fabric layer and are fixed by polyurethane hot melt adhesive, and the amount of the polyurethane hot melt adhesive used in each layer is not more than 15g/m2。
The unit filter disc is made of plastic materials or stainless steel sheets, and the aperture size of meshes of the filter holes is controlled to be 6-10 mm.
The primary filter screen is made of non-woven fabric primary filter cotton, glass fiber or melt-blown.
The protective frame is made of aluminum alloy or stainless steel.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a purify and filter otter board and be applicable to fan filter equipment, air purification device and so on, panel one side is the air inlet direction, and the filtration pore of the unit filter piece of adoption is down, is difficult to pile up the dust on the filtration pore, can reduce the cleaning frequency.
The multi-layer purification and filtration structure comprises a panel, a unit filter disc for filtering dust, a primary filter screen for filtering fine particles, an active carbon layer for purifying and adsorbing harmful substances, and a nano silver ion non-woven fabric layer for sterilizing and purifying, and finally, purified air is discharged into the environment.
The utility model discloses a filter plate passes through the frame construction installation, lift the panel back off, can maintain inside, also make things convenient for whole dismantlement very much.
Drawings
In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced, wherein:
FIG. 1 is a structural outline view of a preferred embodiment of the present invention;
fig. 2 is a structural exploded view of the preferred embodiment of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description.
Referring to fig. 1 to 2, a purifying filter screen plate according to a preferred embodiment of the present invention mainly includes: a rectangular protective frame 1 for shaping, and a panel 2, a primary filter screen 3, an active carbon layer 4 and a nano silver ion non-woven fabric layer 5 which are sequentially arranged on the protective frame 1.
The protective frame 1 can be made of aluminum alloy or stainless steel, the protective frame 1 is provided with four side frame plates, namely an upper side frame plate, a lower side frame plate, a left side frame plate and a right side frame plate, the front side edge and the rear side edge of each side frame plate are bent and extended to form folded edges 11, and the folded edges 11 are close to and compressed towards the adjacent layer structures.
A plurality of mounting holes 21 are formed on the outer edge of the panel 2, and are screwed and fixedly mounted on the front side folding edge 11 of the protective frame 1 through the mounting holes 21. A plurality of rectangular air inlet holes 22 are distributed on the panel 2 at equal intervals, and a strip-shaped inserting slit 23 is arranged above each air inlet hole 22; a rectangular unit filter sheet 6 is used, the upper edge of the unit filter sheet is inserted and fixed in the inserting slit 23, the lower edge of the unit filter sheet is inserted and connected in the air inlet 22 after being bent, filter holes 61 are uniformly distributed on the lower part sheet body of the unit filter sheet 6 which is bent downwards, tooth buckles are convexly formed on the lower hole wall of the air inlet 22, and the filter holes of the unit filter sheet 6 close to the lower edge are inserted and sleeved on the tooth buckles, so that the unit filter sheet 6 is positioned. The unit filter disc 6 can be made of plastic materials or stainless steel sheets, and the aperture size of the meshes of the filter holes 61 is controlled to be 6-10 mm.
The primary filter screen 3, the activated carbon layer 4 and the nano silver ion non-woven fabric layer 5 have unified edge covering as an integral structure, can be fixedly installed on the rear side folding edge 11 of the protective frame 1 through edge covering and screwing, and can be maintained after the panel 2 is detached.
The primary filter screen 3 is used as primary filter, and the material of the primary filter layer 2 is high-quality non-woven fabric coarse filter cotton, glass fiber or melt-blown, and is mainly used for filtering particles and the like.
The particle content of the activated carbon layer 4 is 100-300g/m2The grain size of the particles is 40-100 meshes, and the material of the active carbon layer 5 can be deodorized coconut shell carbon modified carbon, wood modified carbon, catalyst (mainly particles made of manganese catalyst) for removing TVOC, zeolite molecular sieve and the like. The particles of the activated carbon layer 4 are allUniformly distributed between the primary filter screen 3 and the nano silver ion non-woven fabric layer 5, and fixed by polyurethane hot melt adhesive, wherein the amount of the polyurethane hot melt adhesive used in each layer is not more than 15g/m2The polyurethane hot melt adhesive is a moisture curing polyurethane hot melt adhesive, and has the advantages of firm bonding, good air permeability and difficult delamination.
The nano silver ion non-woven fabric layer 5 is a non-woven fabric processed by adding nano silver antibacterial master batches in the high-temperature melt spinning process of a PP raw material, can provide a long-acting, stable and safe antibacterial filter screen, and has very high antibacterial rate on staphylococcus aureus and Klebsiella pneumoniae.
The surface of the nano silver ion non-woven fabric layer 5 is provided with barrier strips 51 which are arranged longitudinally or transversely, two ends of the barrier strips 51 extend into the protective frame 1 and are fixedly connected, and the barrier strips 51 can protect the filter screen plate.
In the preferred embodiment, the terms "upper", "lower", "left", "right", "middle" and "a" are used for clarity of description, and are not used to limit the scope of the invention, and the relative relationship between the terms and the corresponding parts may be changed or adjusted without substantial technical changes.
Claims (8)
1. A purification filter screen panel, comprising: the protective frame is provided with an upper side frame plate, a lower side frame plate, a left side frame plate and a right side frame plate, and the front side edge and the rear side edge of each side frame plate are bent and extended to form folded edges;
a plurality of mounting holes are formed on the outer edge of the panel and are fixedly mounted on the front folded edge of the protective frame through screws arranged in the mounting holes; a plurality of rectangular air inlet holes are distributed on the panel at equal intervals, and a strip-shaped inserting seam is arranged above each air inlet hole; the upper edge of a rectangular unit filter disc is inserted and fixed in the inserting seam, the lower edge of the rectangular unit filter disc is inserted and connected in the air inlet hole after being bent, filter holes are uniformly distributed on the lower part of the sheet body of the unit filter disc which is bent downwards, a tooth buckle is formed on the lower hole wall of the air inlet hole in a protruding mode, and the filter holes of the unit filter disc, which are close to the lower edge, are inserted and sleeved on the tooth buckle;
the primary filter screen, the activated carbon layer and the nano silver ion non-woven fabric layer are integrally provided with a unified edge covering, and the edge covering is fixedly arranged on the rear side folding edge of the protective frame through screwing.
2. The purification filter screen plate of claim 1, wherein the surface of the nano silver ion non-woven fabric layer is provided with barrier strips arranged longitudinally or transversely, and two ends of the barrier strips extend into the protective frame and are fixedly connected.
3. The purification filter screen plate of claim 1, wherein the activated carbon layer is made of deodorized coconut shell carbon modified carbon, wood modified carbon, catalyst for removing TVOC or zeolite molecular sieve.
4. The purification filter screen plate of claim 3, wherein the particle content of the activated carbon layer is 100-300g/m2The particle size of the particles is 40-100 meshes.
5. The purification filter screen plate of claim 4, wherein the particles of the activated carbon layer are uniformly distributed between the primary filter screen and the nano silver ion non-woven fabric layer and are bonded by using a polyurethane hot melt adhesive, and the amount of the polyurethane hot melt adhesive used in each layer is not more than 15g/m2。
6. The purification filter screen plate of claim 1, wherein the unit filter is made of plastic or stainless steel sheet, and the aperture size of the filter holes is controlled to be 6-10 mm.
7. The purification filter screen plate of claim 1, wherein the primary filter screen is made of non-woven coarse filter cotton, glass fiber or melt-blown.
8. The purification filter screen panel of claim 1, wherein the guard frame is made of aluminum alloy or stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021627122.0U CN213313935U (en) | 2020-08-05 | 2020-08-05 | Purifying filter screen plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021627122.0U CN213313935U (en) | 2020-08-05 | 2020-08-05 | Purifying filter screen plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213313935U true CN213313935U (en) | 2021-06-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021627122.0U Active CN213313935U (en) | 2020-08-05 | 2020-08-05 | Purifying filter screen plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213313935U (en) |
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2020
- 2020-08-05 CN CN202021627122.0U patent/CN213313935U/en active Active
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