CN210251551U - Energy-concerving and environment-protective building air purification device - Google Patents
Energy-concerving and environment-protective building air purification device Download PDFInfo
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- CN210251551U CN210251551U CN201920770908.9U CN201920770908U CN210251551U CN 210251551 U CN210251551 U CN 210251551U CN 201920770908 U CN201920770908 U CN 201920770908U CN 210251551 U CN210251551 U CN 210251551U
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Abstract
The utility model discloses an energy-saving and environment-friendly building air purification device, which comprises an exhaust fan, a purification shell, and a dust screen, a first filter layer and a second filter layer which are sequentially arranged in the purification shell from bottom to top; the first filter layer is of a hollow barrel-shaped structure, the cross section of the side wall of the first filter layer is in a zigzag arrangement, and the upper end of the first filter layer is also provided with an annular wind shield. Through setting first filter layer to the barrel-shaped structure that the cross section is the cockscomb structure, the second filter layer is installed in first filter layer medial surface, effectively increases the area of contact of filter layer and air in certain installation space, has effectively improved filtration efficiency.
Description
Technical Field
The utility model relates to a building air purification technical field, in particular to energy-concerving and environment-protective building air purification device.
Background
Along with the improvement of living standard of people, people have higher and higher requirements on building decoration, the indoor decoration problems of sterilization, disinfection, dust fall, haze removal, peculiar smell removal and the like directly influence the life quality and physical and mental health of people, and especially the residual harmful gas in decoration is a topic of high attention of people. The most direct and effective way for removing dust haze, peculiar smell and harmful gas is to pump away indoor air, discharge the indoor air to the outdoor after harmless treatment and send the indoor air into clean air. The air purification device in the prior art generally adopts a multi-stage filtration structure, each adsorption structure layer is stacked in the adsorption cavity, the occupied space is large, and the adsorption area is limited.
SUMMERY OF THE UTILITY MODEL
The utility model provides an energy-concerving and environment-protective building air purification device aims at improving the structure of air evolution device, improves the specific surface area in absorption chamber, and then improves adsorption efficiency.
In order to achieve the above object, the present invention provides an energy-saving and environment-friendly building air purification device, which comprises an exhaust fan, a purification shell and a filter assembly, wherein the filter assembly is accommodated in the purification shell, an air outlet is arranged at the upper end of the purification shell, an air inlet is arranged at the lower end of the purification shell, and the exhaust fan is installed at the air inlet; the filter assembly comprises a dust screen, a first filter layer and a second filter layer, the first filter layer is arranged on the inner side surface of the purification shell, the first filter layer is of a hollow barrel-shaped structure, the cross section of the side wall of the first filter layer is arranged in a zigzag manner, an annular wind shield is arranged at the upper end of the first filter layer, the inner diameter of the annular wind shield is the same as that of the side wall of the first filter layer, the outer diameter of the annular wind shield is larger than that of the side wall of the first filter layer, the outer side surface of the annular wind shield is attached to the inner side wall surface of the purification shell, and an opening at the upper; the second filter layer is arranged on the inner side surface of the first filter layer; the dust screen is arranged between the first filter layer and the air inlet, and a horn-shaped air guide ring is arranged between the dust screen and the exhaust fan.
Preferably, the first filter layer is filled with activated carbon.
Preferably, the second filter layer is filled with amide bond-containing polymer for adsorbing formaldehyde, and calcium peroxide, magnesium peroxide or hydrogen monosulfate for degrading formaldehyde.
Preferably, the purification shell comprises an upper cover, a hollow main body and a bottom cover which are connected in sequence; the air inlet is arranged on the bottom cover, the air outlet is arranged on the upper cover, and the upper cover is provided with an exhaust pipe communicated with the air outlet.
Preferably, the inner side surface of the hollow main body is circumferentially provided with a plurality of bosses for mounting the first filter layer, and the bottoms of the saw teeth on the side wall of the first filter layer are abutted against the bosses.
Compared with the prior art, the beneficial effects of the utility model are that: through setting first filter layer to the barrel-shaped structure that the cross section is the cockscomb structure, the second filter layer is installed in first filter layer medial surface, effectively increases the area of contact of filter layer and air in certain installation space, improves filtration efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic view of the cross-sectional structure of the energy-saving and environment-friendly building air purification device of the present invention;
fig. 2 is a schematic view of the three-dimensional structure of the first filter layer of the present invention.
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The utility model provides an energy-saving and environment-friendly building air purification device, which comprises an exhaust fan 1, a purification shell and a filter assembly, wherein the filter assembly is accommodated in the purification shell, the upper end of the purification shell is provided with an air outlet 22, the lower end of the purification shell is provided with an air inlet 21, and the exhaust fan 1 is arranged at the air inlet 21; the filter assembly comprises a dust screen 31, a first filter layer 32 and a second filter layer 33, the first filter layer 32 is embedded in the inner side surface of the purification shell in a clamping manner, the first filter layer 32 is of a hollow barrel-shaped structure, the cross section of the side wall of the first filter layer 32 is arranged in a zigzag manner, an annular wind shield 321 is arranged at the upper end of the first filter layer 32, the inner diameter of the annular wind shield 321 is the same as the inner diameter of the side wall of the first filter layer 32, the outer diameter of the annular wind shield 321 is larger than the outer diameter of the side wall of the first filter layer 32, the outer side surface of the annular wind shield 321 is attached to the inner side wall surface of the purification shell, and an opening; the second filter layer 33 is mounted on the inner side of the first filter layer 32; the dust screen 31 is arranged between the first filter layer 32 and the air inlet 21, and a horn-shaped air guide ring 4 is arranged between the dust screen 31 and the exhaust fan 1.
As shown in fig. 1, in order to show the air flow pattern, the exhaust fan 1 pumps the indoor turbid air to the air inlet 21, and the indoor turbid air is filtered by the dust screen 31, the first filter layer 32 and the second filter layer 33 in sequence to be purified and sent to the air outlet 22. The cross section of the side wall of the first filter layer 32 is arranged in a zigzag manner, so that the contact area of air and the first filter layer 32 is increased, meanwhile, the airflow channel is dispersed, and the adsorption efficiency and the ventilation efficiency are improved. The outer side surface of the annular wind shield 321 is attached to the inner side wall surface of the purifying shell to form a sealing structure, so that the air is prevented from being directly exhausted without being filtered by the first filter layer 32. The second filter layer 33 is installed on the inner side of the first filter layer 32, so that the installation space is saved, and the target molecules are intercepted quickly.
An inclined plane type air guide ring 4 is arranged between the dust screen 31 and the exhaust fan 1, so that the guide air flow is uniformly dispersed, and the air flow is prevented from being concentrated at one position and sent to the dust screen 31 and the first filter layer 32.
The first filter layer 32 is filled with activated carbon, the activated carbon is used as an adsorbent with a high specific surface area, and has a very strong adsorption effect, and harmful gases such as formaldehyde, benzene, toluene, xylene and the like in a decorated room can be absorbed by the activated carbon.
Among the toxic gas that the fitment produced, formaldehyde "latency" is the most lasting, generally reaches 3-5 years, and formaldehyde is also one of the toxic gas that seriously influences human health, consequently, the utility model discloses add in second filter layer 33 and establish formaldehyde trapping agent and formaldehyde degradation agent, focus on the absorption of customs to formaldehyde, the maximize realizes the purification treatment to the air. Specifically, the second filter layer 33 is filled with amide bond-containing polymer for adsorbing formaldehyde, and calcium peroxide, magnesium peroxide or hydrogen sulfate for degrading formaldehyde, wherein the molecular weight of the amide bond-containing polymer is 1000-10000, and the interception, adsorption and oxidative decomposition of formaldehyde are completed. The second filter layer 33 can adopt a molecular sieve porous adsorption structure, the formaldehyde adsorbent and the formaldehyde oxidant are compounded into an aldehyde removal system in advance, and the formaldehyde removal system can be uniformly distributed on the surface of the molecular sieve porous adsorption structure through the assistance of processing aids such as silane coupling agents and the like to remove low-concentration formaldehyde in the air.
Specifically, the purification case includes an upper cover 23, a hollow body 24, and a bottom cover 25, which are connected in sequence; the air inlet 21 is arranged on the bottom cover 25, the air outlet 22 is arranged on the upper cover 23, the upper cover 23 is additionally provided with an exhaust pipe 5 communicated with the air outlet 22, and the exhaust pipe 5 can be communicated with the indoor space to directly circulate and exhaust purified air to the indoor space.
Further, the inner side surface of the hollow main body 24 is provided with a plurality of bosses 241 for installing the first filter layer 32 along the circumferential direction, and the bottoms of the saw teeth 321 on the side wall of the first filter layer 32 are abutted against the bosses 241, so that the bosses 241 are prevented from blocking air circulation.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (5)
1. An energy-saving and environment-friendly building air purification device comprises an exhaust fan, a purification shell and a filter assembly, wherein the filter assembly is accommodated in the purification shell; the filter assembly comprises a dust screen, a first filter layer and a second filter layer, the first filter layer is arranged on the inner side surface of the purification shell, the first filter layer is of a hollow barrel-shaped structure, the cross section of the side wall of the first filter layer is arranged in a zigzag manner, an annular wind shield is arranged at the upper end of the first filter layer, the inner diameter of the annular wind shield is the same as that of the side wall of the first filter layer, the outer diameter of the annular wind shield is larger than that of the side wall of the first filter layer, the outer side surface of the annular wind shield is attached to the inner side wall surface of the purification shell, and an opening at the upper; the second filter layer is arranged on the inner side surface of the first filter layer; the dust screen is arranged between the first filter layer and the air inlet, and a horn-shaped air guide ring is arranged between the dust screen and the exhaust fan.
2. The energy-saving environment-friendly building air purification device as claimed in claim 1, wherein the first filter layer is filled with activated carbon.
3. The energy-saving environment-friendly building air purification device as claimed in claim 1, wherein the second filter layer is filled with amide bond-containing polymer for adsorbing formaldehyde, and calcium peroxide, magnesium peroxide or hydrogen monosulfate for degrading formaldehyde.
4. The energy-saving environment-friendly building air purification device as claimed in claim 1, wherein the purification shell comprises an upper cover, a hollow main body and a bottom cover which are connected in sequence; the air inlet is arranged on the bottom cover, the air outlet is arranged on the upper cover, and the upper cover is additionally provided with an exhaust pipe communicated with the air outlet.
5. The energy-saving environment-friendly building air purification device as claimed in claim 4, wherein a plurality of bosses for mounting the first filter layer are arranged on the inner side surface of the hollow main body along the circumferential direction, and the bottom of each sawtooth on the side wall of the first filter layer is abutted against the boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920770908.9U CN210251551U (en) | 2019-05-23 | 2019-05-23 | Energy-concerving and environment-protective building air purification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920770908.9U CN210251551U (en) | 2019-05-23 | 2019-05-23 | Energy-concerving and environment-protective building air purification device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210251551U true CN210251551U (en) | 2020-04-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920770908.9U Expired - Fee Related CN210251551U (en) | 2019-05-23 | 2019-05-23 | Energy-concerving and environment-protective building air purification device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210251551U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112503708A (en) * | 2020-12-03 | 2021-03-16 | 张传保 | Foul gas purifying equipment |
-
2019
- 2019-05-23 CN CN201920770908.9U patent/CN210251551U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112503708A (en) * | 2020-12-03 | 2021-03-16 | 张传保 | Foul gas purifying equipment |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200407 |
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| CF01 | Termination of patent right due to non-payment of annual fee |