CN213687033U - Purification assembly of fan coil - Google Patents
Purification assembly of fan coil Download PDFInfo
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- CN213687033U CN213687033U CN202022170984.1U CN202022170984U CN213687033U CN 213687033 U CN213687033 U CN 213687033U CN 202022170984 U CN202022170984 U CN 202022170984U CN 213687033 U CN213687033 U CN 213687033U
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- fan coil
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Abstract
The utility model discloses a fan coil's purification subassembly, include return air case, locate the filter screen subassembly of return air case one side and locate the quick detach structure of filter screen subassembly one side, the filter screen subassembly includes HEPA filter screen, cold catalyst filter screen, active carbon filter screen, HEPA filter screen, cold catalyst filter screen, active carbon filter screen set gradually along the air current direction; the three layers of filter screens are arranged, so that the functions of sterilizing and removing harmful gases such as formaldehyde, benzene, xylene, toluene and the like are achieved; under quick detach structure's setting, can be convenient change filter screen assembly, avoid the screw to dismantle repeatedly, guarantee quick detach structure and return air case's connection effect.
Description
Technical Field
The utility model belongs to the technical field of the air conditioner, especially, relate to a fan coil's purification subassembly.
Background
The air quality is closely related to the life and health of people, along with the improvement of the life quality of people, the requirements of people on the air quality are higher and higher, and the outbreak of the novel coronavirus pneumonia causes strong attention of people to the air quality.
Fan coils are widely used in offices, hotels, hospitals, homes, etc. as an end device for central air conditioning systems. Most of existing fan coil products are that a layer of nylon filter screen is added at a return air inlet, only large particles are filtered, the purification grade is low, and the fan coil does not have the functions of sterilization and formaldehyde removal; some products in the market also adopt the combination mode of primary filter screen, photocatalyst, ultraviolet lamp, and photocatalyst clarifier must can play a role under the irradiation of ultraviolet ray, and too much ultraviolet ray has the injury to the human body, need avoid ultraviolet lamp to expose during the use.
The prior art at least has the following technical problems: most fan coil units are only provided with a layer of nylon filter screen, and the purification requirements are difficult to achieve; current filter screen installation frame adopts the screw connection more, need dismantle the screw when changing the filter screen, and the filter screen dismouting is inconvenient and the screw is dismantled the easy smooth silk in back repeatedly.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an overcome prior art's not enough, provide a fan coil's purification subassembly.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a purification assembly of a fan coil comprises a return air box, a filter screen assembly arranged on one side of the return air box and a quick-release structure arranged on one side of the filter screen assembly, wherein the filter screen assembly comprises an HEPA filter screen, a cold catalyst filter screen and an active carbon filter screen, and the HEPA filter screen, the cold catalyst filter screen and the active carbon filter screen are sequentially arranged along the air flow direction; the main purification function of the HEPA filter screen is dust removal, and the PP-PET composite material is preferably adopted, so that the HEPA filter screen not only can reach a higher purification grade, but also has the advantage of low wind resistance; the cold catalyst filter screen has the functions of sterilizing and removing harmful gases such as formaldehyde, TVOC and the like, and has the advantages of catalytic reaction under the normal temperature condition, decomposition of various harmful and odorous gases into harmless and tasteless substances, no secondary pollution and long service life; the active carbon filter screen has the function of removing volatile organic compounds such as formaldehyde, toluene, hydrogen sulfide and the like, and has the advantages of small air resistance, low energy consumption, deodorization and peculiar smell removal; firstly, a large amount of dust in the air is removed by using a HEPA filter screen, so that the dust is prevented from blocking a cold catalyst filter screen and an active carbon filter screen, and the cold catalyst filter screen and the active carbon filter screen are matched with each other to absorb harmful substances in the air so as to ensure the air purification effect; under quick detach structure's setting, can be convenient change filter screen assembly, avoid the screw to dismantle repeatedly, guarantee quick detach structure and return air case's connection effect.
Further, the quick release structure comprises an upper support plate, a lower support plate, a left support plate, a right support plate, a cover plate arranged on one side of the left support plate and the right support plate, and a limiting plate used for connecting the upper support plate, the lower support plate and the left support plate; during the equipment with two upper and lower backup pads with two left and right sides backup pad welding one-tenth subassemblies earlier, adopt the screw with upper and lower backup pads, rear side limiting plate to fix on the return air case, two upper and lower backup pads form spacing to the filter screen vertical direction, upper and lower backup pad and limiting plate form spacing on the filter screen fore-and-aft direction jointly, accomplish quick detach structure and return air case's connection installation.
Furthermore, the air return box comprises a top plate, a bottom plate and a left end plate and a right end plate which are used for connecting the top plate and the bottom plate.
Furthermore, apron one end is equipped with first screw hole, and the other end is equipped with the second screw hole, be equipped with the opening on the second screw hole lateral wall.
Further, a third threaded hole matched with the first threaded hole and a fourth threaded hole matched with the second threaded hole are formed in the left end plate and the right end plate, a first bolt penetrates through the third threaded hole, and a second bolt penetrates through the fourth threaded hole; under the action of the first bolt and the second bolt, the cover plate is fixed on the left end plate and the right end plate; when changing the filter screen, the second bolt of connecting end plate about apron and the return air case is unscrewed, alright withdraw from the apron from slotted hole opening part, and the center pin of the first bolt of duplex winding other end rotates, alright change the filter screen after rotating 90 degrees with the apron, and after the filter screen was changed and is accomplished, it turned back the original position to rotate the apron, and it can to screw up the second bolt.
Furthermore, a butterfly nut is sleeved on the second bolt; when the filter screen is replaced, the butterfly nut is loosened by hand, the cover plate can be rotated, and after the filter screen is replaced, the cover plate is rotated to the original position and the butterfly nut is screwed down, so that the filter screen is easier to disassemble and assemble.
The utility model has the advantages of it is following: the HEPA filter screen has the main purification function of dust removal, can achieve higher purification grade and has the advantage of low wind resistance; the cold catalyst filter screen has the functions of sterilizing and removing harmful gases such as formaldehyde, TVOC and the like, and has the advantages of catalytic reaction under the normal temperature condition, decomposition of various harmful and odorous gases into harmless and tasteless substances, no secondary pollution and long service life; the active carbon filter screen has the function of removing volatile organic compounds such as formaldehyde, toluene, hydrogen sulfide and the like, and has the advantages of small air resistance, low energy consumption, deodorization and peculiar smell removal; under quick detach structure's setting, can be convenient change filter screen assembly, avoid the screw to dismantle repeatedly, guarantee quick detach structure and return air case's connection effect.
Drawings
FIG. 1 is a block diagram of a purification module and fan coil return box assembly;
FIG. 2 is a cross-sectional view of a purge assembly and a fan coil return box assembly;
FIG. 3 is a block diagram of the purification assembly with the screen removed;
FIG. 4 is an exploded view of the purge assembly and fan coil return box assembly;
FIG. 5 is a schematic view of a cover plate structure in the quick release structure of the present invention;
FIG. 6 is a schematic view of the cleaning assembly during replacement of the filter screen;
fig. 7 is a schematic view of a part of a butterfly nut assembly in the quick release structure of the present invention.
Detailed Description
As shown in fig. 1-7, a purification assembly of a fan coil includes an air return box 3, a filter screen assembly 2 disposed on one side of the air return box 3, and a quick release structure 1 disposed on one side of the filter screen assembly 2, where the filter screen assembly 2 includes an HEPA filter screen 201, a cold catalyst filter screen 202, and an active carbon filter screen 203, and the HEPA filter screen 201, the cold catalyst filter screen 202, and the active carbon filter screen 203 are sequentially disposed along an airflow direction; the main purification function of the HEPA filter screen is dust removal, and the PP-PET composite material is preferably adopted, so that the HEPA filter screen not only can reach a higher purification grade, but also has the advantage of low wind resistance; the cold catalyst filter screen has the functions of sterilizing and removing harmful gases such as formaldehyde, TVOC and the like, and has the advantages of catalytic reaction under the normal temperature condition, decomposition of various harmful and odorous gases into harmless and tasteless substances, no secondary pollution and long service life; the active carbon filter screen has the function of removing volatile organic compounds such as formaldehyde, toluene, hydrogen sulfide and the like, and has the advantages of small air resistance, low energy consumption, deodorization and peculiar smell removal; firstly, a large amount of dust in the air is removed by using a HEPA filter screen, so that the dust is prevented from blocking a cold catalyst filter screen and an active carbon filter screen, and the cold catalyst filter screen and the active carbon filter screen are matched with each other to absorb harmful substances in the air so as to ensure the air purification effect; under quick detach structure's setting, can be convenient change filter screen assembly, avoid the screw to dismantle repeatedly, guarantee quick detach structure and return air case's connection effect.
The quick release structure 1 comprises an upper support plate 103, a lower support plate 103, a left support plate 102, a right support plate 102, a cover plate 101 arranged on one side of the left support plate 102 and the right support plate 102, and a limit plate 104 for connecting the upper support plate 103 with the lower support plate 103 with the left support plate 102; during the equipment with two upper and lower backup pads with two left and right sides backup pad welding one-tenth subassemblies earlier, adopt the screw with upper and lower backup pads, rear side limiting plate to fix on the return air case, two upper and lower backup pads form spacing to the filter screen vertical direction, upper and lower backup pad and limiting plate form spacing on the filter screen fore-and-aft direction jointly, accomplish quick detach structure and return air case's connection installation.
The return air box 3 includes a top plate 301, a bottom plate 303, and left and right end plates 302 for connecting the top plate 301 and the bottom plate 303.
One end of the cover plate 101 is provided with a first threaded hole, the other end of the cover plate is provided with a second threaded hole, and the side wall of the second threaded hole is provided with an opening; a third threaded hole matched with the first threaded hole and a fourth threaded hole matched with the second threaded hole are formed in the left end plate 302 and the right end plate 302, a first bolt 105 penetrates through the third threaded hole, and a second bolt 106 penetrates through the fourth threaded hole; under the action of the first bolt and the second bolt, the cover plate is fixed on the left end plate and the right end plate; when changing the filter screen, the second bolt of connecting end plate about apron and the return air case is unscrewed, alright withdraw from the apron from slotted hole opening part, and the center pin of the first bolt of duplex winding other end rotates, alright change the filter screen after rotating 90 degrees with the apron, and after the filter screen was changed and is accomplished, it turned back the original position to rotate the apron, and it can to screw up the second bolt.
A butterfly nut 107 is sleeved on the second bolt 106; when the filter screen is replaced, the butterfly nut is loosened by hand, the cover plate can be rotated, and after the filter screen is replaced, the cover plate is rotated to the original position and the butterfly nut is screwed down, so that the filter screen is easier to disassemble and assemble.
The purification assembly is not limited to the installation of three layers of filter screens, and when the filter screen assemblies with different thicknesses are required to be installed, the size of a metal plate in the corresponding direction of the quick-release structure is correspondingly adjusted.
Two cover plates need to be installed in one purification assembly, one cover plate is respectively installed on the left side and the right side of the purification assembly, the two cover plates can be all of the quick-release structures, the quick-release structures can also be adopted only on one side where filter screens are convenient to replace, and the other side of the quick-release structures is in screw connection.
The quick detach structure can select to change the filter screen on the arbitrary direction of about from top to bottom, when the filter screen is changed to upside or downside when needs, exchanges the sheet metal construction of backup pad about the aforesaid and backup pad from top to bottom to it can to correspond the upside or the downside of installing at purification assembly with the apron.
The purification assembly can be directly connected with a fan coil air return box, can also be installed on an air return or fresh air pipeline for use, purifies the air return or fresh air, and needs to slightly modify the purification assembly quick-release structure according to an air channel structure so as to be connected with an air channel.
Claims (6)
1. The utility model provides a fan coil's purification subassembly, includes return air case (3), locates filter screen subassembly (2) of return air case (3) one side and locating rapid disassembly structure (1) of filter screen subassembly (2) one side, its characterized in that: the filter screen subassembly (2) include HEPA filter screen (201), cold catalyst filter screen (202), active carbon filter screen (203), HEPA filter screen (201), cold catalyst filter screen (202), active carbon filter screen (203) set gradually along the air current direction.
2. A fan coil purification assembly as claimed in claim 1, wherein: the quick release structure (1) comprises an upper supporting plate, a lower supporting plate (103), a left supporting plate, a right supporting plate (102), a cover plate (101) arranged on one side of the left supporting plate and the right supporting plate (102), and a limiting plate (104) used for connecting the upper supporting plate, the lower supporting plate (103) and the left supporting plate and the right supporting plate (102).
3. A fan coil purification assembly as claimed in claim 2, wherein: the air return box (3) comprises a top plate (301), a bottom plate (303) and left and right end plates (302) used for connecting the top plate (301) and the bottom plate (303).
4. A fan coil purification assembly as claimed in claim 3, wherein: one end of the cover plate (101) is provided with a first threaded hole, the other end of the cover plate is provided with a second threaded hole, and an opening is formed in the side wall of the second threaded hole.
5. A fan coil purification assembly as claimed in claim 4, wherein: and a third threaded hole matched with the first threaded hole and a fourth threaded hole matched with the second threaded hole are formed in the left end plate and the right end plate (302), a first bolt (105) penetrates through the third threaded hole, and a second bolt (106) penetrates through the fourth threaded hole.
6. A fan coil purification assembly as claimed in claim 5, wherein: and a butterfly nut (107) is sleeved on the second bolt (106).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022170984.1U CN213687033U (en) | 2020-09-28 | 2020-09-28 | Purification assembly of fan coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022170984.1U CN213687033U (en) | 2020-09-28 | 2020-09-28 | Purification assembly of fan coil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213687033U true CN213687033U (en) | 2021-07-13 |
Family
ID=76750263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022170984.1U Active CN213687033U (en) | 2020-09-28 | 2020-09-28 | Purification assembly of fan coil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213687033U (en) |
-
2020
- 2020-09-28 CN CN202022170984.1U patent/CN213687033U/en active Active
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