CN211382936U - Cold volatilization type formaldehyde removing device - Google Patents
Cold volatilization type formaldehyde removing device Download PDFInfo
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- CN211382936U CN211382936U CN201922455783.3U CN201922455783U CN211382936U CN 211382936 U CN211382936 U CN 211382936U CN 201922455783 U CN201922455783 U CN 201922455783U CN 211382936 U CN211382936 U CN 211382936U
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Abstract
The utility model discloses a cold volatilization type formaldehyde removal device, which comprises a main shell, wherein the front side of the main shell is provided with a front air outlet module, the back side of the main shell is provided with a rear air inlet module, a moisture absorption formaldehyde removal module, an electric control module and a fan are arranged inside the main shell, and the fan is positioned at the back of the front air outlet module; the utility model discloses an theory of operation is for utilizing wet curtain from inhaling the siphon effect, removes formaldehyde active liquid and forms molecular level dispersion film on its surface, can catch formaldehyde in the air that blows wet curtain fast and get rid of, and moisture is cold volatilizees and gets into the air and mends wet. The utility model has simple assembly, adjustable wind speed, no material consumption,the formaldehyde pollution in the room can be efficiently removed, the space humidity is regulated, and the formaldehyde bonding product is safe and reliable without entering the air; the water tank is filled with 100mL of active liquid once to effectively remove gaseous formaldehyde in the air by over 2400mg, which is far beyond the 1500mg accumulated purification amount of the domestic air purifier national standard F4, and the device is arranged at 3m3The environmental chamber can be tested for 20min to reach the concentration of 1-1.2mg/m3Formaldehyde is reduced to 0.02mg/m3Following, removal efficiency>98％。
Description
Technical Field
The utility model relates to an indoor air pollution administers technique and makes processing technology field, concretely relates to cold formula of volatilizing removes formaldehyde device.
Background
Aiming at indoor formaldehyde pollution treatment, a plurality of means are adopted at present, such as a physical adsorption method, an oxidation degradation method, a catalytic oxidation degradation method, a photocatalytic oxidation degradation method, a chemical adsorption method and the like. The chemical adsorption method has the advantages of large adsorption capacity, firm adsorption with formaldehyde, difficult desorption and the like, and is the most common method for indoor formaldehyde treatment at present. Formaldehyde chemisorption agents (also known as formaldehyde capture agents) usually achieve better formaldehyde adsorption removal effects by performing secondary modification on activated carbon, molecular sieves, porous clay, macroporous silica gel and porous alumina and by directionally synthesizing resin polymers with formaldehyde adsorption functional groups, but often have the defects of filter element failure, replacement and the like.
The device for treating civil formaldehyde is commonly found in air purifiers, fresh air system purifiers, vehicle-mounted air purifiers and the like at present, and formaldehyde removal of the device also depends on formaldehyde removal purifying materials such as modified activated carbon nets, photocatalysts and the like, and belongs to dry purification, namely a purification measure without liquid water. Researchers also make certain expansion on the current formaldehyde dry purification and carry out functional combination with humidification.
If CN207365230U discloses an air purification device who removes formaldehyde, which comprises a housin, locate the air intake of casing side and the air outlet of upper end, shell surface is equipped with air quality monitoring module, be equipped with filter screen subassembly in the casing, formaldehyde purification unit, air deep purification unit and the unit that induced drafts, filter screen subassembly includes collection dirt filter screen and active carbon filter layer, formaldehyde purification unit includes titanium dioxide coating filter core and ultraviolet tube, air deep purification unit includes anion generator and air humidifier, monitoring module, the unit that induced drafts and ultraviolet tube all link to each other with the controller. The device belongs to the mechanical combination of humidification and purification, and has no excessive innovation, and the used purification components such as an active carbon filter element and a titanium dioxide filter element still belong to the traditional dry formaldehyde purification mode.
The utility model discloses a multi-functional formaldehyde humidification clarifier that removes, which comprises a housin, the inside bottom of casing is provided with the air-supply line, the interior table wall of air-supply line is provided with the active carbon adsorption board, the last surface bolt of air-supply line is fixed with the air exhauster, and the top bolt fastening of air exhauster has the clean room, table wall symmetry is provided with anion generator in the vertical end in both sides of clean room, the both sides slope end lower surface of clean room is provided with the dirty storehouse of collection, the upper surface of clean room is provided with out the storehouse, the interior table wall bottom that goes out the storehouse is provided with ultrasonic humidifier, and ultrasonic humidifier comprises high frequency oscillator, atomizing piece and tank. The device well couples humidification and aldehyde removal, but the aldehyde removal still depends on filter materials such as an activated carbon adsorption plate and the like, and the real aldehyde removal effect is uncertain.
CN105080338A utility model discloses a remove formaldehyde circulation humidifier, be provided with the fan of breathing in the organism, the air discharge fan, organism upper portion is provided with the baffle, the middle part is provided with the water tank, the water tank makes the circulation of air passageway in the organism be "S" shape with the baffle, the fan of breathing in is connected the dust remover and is passed through the active carbon filter core again and absorb formaldehyde, remove formaldehyde through the photocatalyst effect again, the rethread fibre stick that absorbs water carries out the humidification to the air to reach the water content of the fibre stick that absorbs water with gear pump complex water circulating system guarantee through the gear pump. The whole device can effectively remove the pollutants mainly comprising formaldehyde in the air and can effectively humidify. The utility model discloses a getting rid of formaldehyde also relies on traditional active carbon filter core and photocatalyst, and the humidification also belongs to the combination of machinery.
Therefore, the utility model aims at providing a no consumptive material does not use active carbon, photocatalyst's a wet process except that aldehyde device promptly, the device plans to utilize wet curtain from inhaling siphon effect, will remove formaldehyde active liquid and form molecular level dispersion liquid film on its surface, and then formaldehyde catches fast and gets rid of in the air of realizing blowing wet curtain, and moisture cooling volatilizees and gets into the air moisturizing, really realizes removing the high-efficient coupling of aldehyde and formaldehyde.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cold evaporation formula removes formaldehyde device to prior art's defect and not enough.
In order to achieve the above object, the utility model adopts the following technical scheme:
a cold volatilizing formaldehyde removing device comprises a main shell, and is characterized in that: the front of the main casing body is provided with a front air outlet module, the back of the main casing body is provided with a rear air inlet module, the main casing body is internally provided with a moisture absorption and aldehyde removal module, an electric control module and a fan, and the fan is positioned at the back of the front air outlet module.
Further, preceding air-out module includes procapsid and air-out grid, the air-out grid is circular metal mesh, and the horizontal interval of metal mesh fin is 5mm, vertical interval 10mm, and thickness 10 mm.
Further, the rear air inlet module comprises a rear shell and an air inlet grille, the air inlet grille is a circular metal net, and transverse and longitudinal intervals of metal net fins are 5mm and 10mm thick.
Further, moisture absorption removes aldehyde module and includes two, cisterna, wet curtain, apron, the water tank is located the main casing internal portion's the left and right sides respectively, the water tank bottom sets up common cisterna, the location is blocked through the apron on the upper portion of wet curtain to make wet curtain insert perpendicularly on the cisterna, the apron is connected for dismantling with the main casing body.
Furthermore, the volumes and the sizes of the two water tanks are consistent, the single volume is 150-160mL, the upper end of the water tank is open, and the bottom of the water tank is provided with a self-release control round hole.
Furthermore, the water storage pool is positioned at the bottom of the wet curtain and forms an I-I shape with the water tank, and the water storage volume is 90-100 mL.
Furthermore, the wet curtain is made of PP wet curtains, the wet curtains are fins, the longitudinal fin intervals are 1-4mm, 3 fixing strips are transversely adhered to the wet curtains, and four sides of the wet curtains are wrapped by the PP materials.
Furthermore, the electric control module mainly comprises a power supply button, an air volume adjusting button, an air volume level display key, an electric control element and a power socket, wherein the electric control element is a control chip and is respectively electrically connected with the power supply button, the air volume adjusting button, the air volume level display key and the power socket, and the electric control element can be used for controlling equipment switching, air speed adjustment and air speed level display.
Furthermore, the driving voltage of the fan is 5V, the current is adjustable from 0.2A to 1.4A, and the wind speed which can be output by adjusting the wind volume adjusting button is divided into three grades: 2m/s, 2.5m/s, 3.5 m/s.
After the structure is adopted, the utility model discloses beneficial effect does:
the device of the utility model is assembled in a modularized way, the assembly is simple, and the die sinking cost is low; the device has low energy consumption and no material consumption, and can realize the dual effects of removing formaldehyde and humidifying; the water tank used by the device can be filled with 100mL of active liquid once, so that over 2400mg of gaseous formaldehyde in the air can be effectively removed, and the accumulated purification amount is far more than 1500mg of the domestic air purifier national standard F4; the device is arranged at 3m3The environmental chamber can be tested for 20min to reach the concentration of 1-1.2mg/m3Formaldehyde is reduced to 0.02mg/m3Following, removal efficiency>98 percent; the formaldehyde is removed by the wet method in the true sense, the traditional solid filter elements such as modified activated carbon, photocatalyst modules and the like are abandoned, and compared with nanoscale dry-type formaldehyde removal, the wet method belongs to molecular-level chemical bonding, the effect is better, and no pollution is caused by subsequent filter element replacement.
Drawings
Fig. 1 is a front view of the present invention;
fig. 2 is a rear view of the present invention;
fig. 3 is a top view of the present invention;
fig. 4 is a side view of the present invention;
FIG. 5 is a schematic structural view of the water tank of the present invention;
FIG. 6 is a front view of the connection between the cover plate and the wet curtain according to the present invention;
FIG. 7 is a top view of the connection between the cover plate and the wet curtain according to the present invention;
fig. 8 is a side view of the connection between the middle cover plate and the wet curtain of the present invention.
Description of reference numerals:
the air conditioner comprises a main shell 1, a front air outlet module 2, a front shell 21, an air outlet grille 22, a rear air inlet module 3, a shell 31, an air inlet grille 32, a moisture absorption and aldehyde removal module 4, a water tank 41, a water storage tank 42, a wet curtain 43, a cover plate 44, an electric control module 5, a power supply button 51, an air volume adjusting button 52, an air volume level display key 53, an electric control element 54, a power supply socket 55 and a fan 6.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and the following detailed description. It should be understood that the detailed description and specific examples, while indicating the invention, are given by way of illustration only.
Referring to fig. 1-8, a cold volatilization type formaldehyde removing device comprises a main housing 1, wherein a front air outlet module 2 is arranged on the front surface of the main housing 1, a rear air inlet module 3 is arranged on the back surface of the main housing 1, a moisture absorption and formaldehyde removal module 4, an electric control module 5 and a fan 6 are arranged in the main housing 1, and the fan 6 is positioned at the back of the front air outlet module 2.
Specifically, preceding air-out module 2 includes procapsid 21 and air-out grid 22, and air-out grid 22 is circular metal mesh, and the horizontal interval of metal mesh fin is 5mm, vertical interval 10mm, thick 10 mm.
Specifically, the rear air intake module 3 includes a rear housing 31 and an air intake grille 32, the air intake grille 32 is a circular metal mesh, and the horizontal and longitudinal intervals of the metal mesh fins are both 5mm and 10mm thick.
Specifically, the moisture absorption and aldehyde removal module 4 comprises two water tanks 41, water storage tanks 42, a wet curtain 43 and a cover plate 44, wherein the water tanks 41 are respectively positioned at the left side and the right side inside the main shell 1, the common water storage tanks 42 are arranged at the bottom of the water tanks 41, the upper parts of the wet curtains 43 are clamped and positioned through the cover plate 44, the wet curtains 43 are vertically inserted into the water storage tanks 42, and the cover plate 44 is detachably connected with the main shell 1.
Specifically, the two water tanks 41 have the same volume and size, the single volume is 150-.
Specifically, the water storage tank 42 is positioned at the bottom of the wet curtain 43 and forms an I-I shape (horizontal shape) with the water tank 41, and the water storage volume is 90-100 mL.
Specifically, the wet curtain 43 is made of a PP wet curtain, the wet curtain is of a fin type, the distance between longitudinal fins is 1-4mm, 3 fixing strips are transversely adhered to the wet curtain, and four sides of the wet curtain are wrapped by the PP material.
Specifically, the electronic control module 5 mainly comprises a power button 51, an air volume adjusting button 52, an air volume level display key 53, an electronic control element 54 and a power socket 55, wherein the electronic control element is a control chip and is electrically connected with the power button, the air volume adjusting button, the air volume level display key and the power socket respectively, and the electronic control element can be used for controlling an equipment switch, air speed adjustment and air speed level display.
Specifically, the driving voltage of the fan 6 is 5V, the current is adjustable from 0.2A to 1.4A, and the wind speed can be adjusted by the wind volume adjusting button and can be output, so that the wind speed is divided into three grades: 2m/s, 2.5m/s, 3.5 m/s.
The utility model discloses utilize wet curtain from inhaling siphon effect, remove formaldehyde active liquid and form molecular level dispersion liquid film on its surface, will blow the quick seizure of formaldehyde in the air of wet curtain and get rid of, the cold entering air that volatilizees of moisture is mended wet.
The following is a detailed description by way of specific examples:
example 1
The specific operation is as follows:
1) removing the cover plate 44 from the equipment, taking out the water tanks 41 at the two sides, adding 100mL of formaldehyde removal active liquid (composite amino acid active liquid, aqueous solution and solid content of 9%) into the water tank at the left side, and adding 100mL of purified water at the right side;
2) the water tank 41 is inserted into both sides of the device, i.e. placed on both ends of the reservoir;
3) vertically placing the wet curtain 43 on the water storage tank, covering the cover plate 44, and waiting for wet climbing for 10 min;
4) inserting the power line into the power socket, and placing the device at a formaldehyde concentration of 1.012mg/m33m of3In the environmental chamber, the power cord is connected with the power supply, the power supply button is pressed, the power supply is started (at the moment, the power supply symbol on the power supply button is lightened), the air volume adjusting button is pressed, and the air is blownThe volume is adjusted to the maximum (at this time, 3 display lamps of the air volume level display key are fully on, the 3 level is maximum, the air volume is about 150-3H; level 2 showing 2 lamps, level 1 showing 1 lamp);
5) and closing the cabin door, and recording the concentration of formaldehyde in the environmental cabin.
Data display, the device is at 3m3The formaldehyde can be reduced to 0.019mg/m after the environmental chamber test for 20min3The removal efficiency was 98.1%.
Example 2
The specific operation is as follows:
1) removing the cover plate 44 from the equipment, taking out the water tanks 41 at two sides, pouring out the liquid in 2 water tanks, and adding 100mL of formaldehyde removal active liquid (composite amino acid active liquid, aqueous solution and solid content of 6%) into each of the 2 water tanks;
2) removing residual liquid in the water storage tank 42, and inserting the water tank 41 filled with active liquid into two sides of the equipment, namely placing the water tank on two ends of the water storage tank;
3) vertically placing unused wet curtains 43 on the water storage tank 42, covering the cover plate 44, and waiting for wet climbing for 10 min;
4) inserting the power line into the power socket, and placing the device at a formaldehyde concentration of 1.124mg/m33m of3In the environmental chamber, the power cord is connected with the power supply, the power supply button is pressed, the power supply is turned on (at the moment, the power supply symbol on the power supply button is lightened), the air volume adjusting button is pressed, and the air volume is adjusted to the maximum (at the moment, 3 display lamps of the air volume level display key are fully lightened, the 3 level is maximized, and the air volume is about 150-170 m-3H; level 2 showing 2 lamps, level 1 showing 1 lamp);
5) and closing the cabin door, and recording the concentration of formaldehyde in the environmental cabin.
Data display, the device is at 3m3The formaldehyde can be reduced to 0.009mg/m in 20min of environmental chamber test3The removal efficiency was 99.2%.
Comparative example 1
The comparative example is used without adding formaldehyde removal active liquid, and the specific operation is as follows:
1) removing the cover plate 44 from the equipment, taking out the water tanks 41 at the two sides, and pouring out 2 water tanks 41, wherein 100mL of purified water is added into each 2 water tanks;
2) removing residual liquid in the water storage tank 42, and inserting a water tank filled with purified water into two sides of the equipment, namely placing the water tank on two ends of the water storage tank;
3) vertically placing unused wet curtains 43 on the water storage tank, covering the cover plate 41, and waiting for wet climbing for 10 min;
4) inserting the power line into the power socket, and placing the device at a formaldehyde concentration of 0.982mg/m33m of3In the environmental chamber, the power cord is connected with the power supply, the power supply button is pressed, the power supply is turned on (at the moment, the power supply symbol on the power supply button is lightened), the air volume adjusting button is pressed, and the air volume is adjusted to the maximum (at the moment, 3 display lamps of the air volume level display key 13 are fully lightened, the 3 level is maximum, and the air volume is about 150-3H; level 2 showing 2 lamps, level 1 showing 1 lamp);
5) and closing the cabin door, and recording the concentration of formaldehyde in the environmental cabin.
Data display, the device is at 3m3Environmental chamber test for 60min only reduces formaldehyde to 0.685mg/m3The removal efficiency was only 30.2%.
Comparative example 2
A certain brand of air purifier sold in the market is taken, and the modified activated carbon formaldehyde removal filter element is specifically operated as follows:
1) placing the air purifier at formaldehyde concentration of 1.082mg/m33m of3In the environmental chamber, the power cord is connected with the power supply, and the air volume is remotely turned on and adjusted to be maximum (about 500 m)3/h)；
2) And closing the cabin door, and recording the concentration of formaldehyde in the environmental cabin.
The data show that the device can reduce the formaldehyde to 0.083mg/m after being tested in a 3m3 environment chamber for 10min3The formaldehyde can be reduced to 0.003mg/m in 20min3. According to the air quantity, the temperature is reduced to 0.02mg/m in about 6.7min to achieve the equivalent effect of removing aldehyde by cold volatilization3The following.
Comparative example 3
A certain commercially and civil brand of air purifier and a photocatalyst formaldehyde removal filter element are taken, and the specific operation is as follows:
1) placing the air purifier at a formaldehyde concentration of 1.045mg/m33m of3In the environmental chamber, the power line is connectedWhen the power is switched on, the air volume is remotely opened and adjusted to be maximum (about 500 m)3H), starting an ultraviolet irradiation formaldehyde removing function;
2) and closing the cabin door, and recording the concentration of formaldehyde in the environmental cabin.
Data display, the device is at 3m3The formaldehyde can be reduced to 0.283mg/m only in 20min of environmental chamber test3The formaldehyde can be reduced to 0.103mg/m in 60min3。
To sum up, the utility model can obviously improve the efficiency of removing formaldehyde, and the removal efficiency is more than 98%; the formaldehyde is removed by the wet method in the true sense, the traditional solid filter elements such as modified activated carbon, photocatalyst modules and the like are abandoned, and compared with nanoscale dry-type formaldehyde removal, the wet method belongs to molecular-level chemical bonding, the effect is better, and no pollution is caused by subsequent filter element replacement.
The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.
Claims (9)
1. The utility model provides a cold evaporation formula removes formaldehyde device, includes the main casing body, its characterized in that: the front of the main casing body is provided with a front air outlet module, the back of the main casing body is provided with a rear air inlet module, the main casing body is internally provided with a moisture absorption and aldehyde removal module, an electric control module and a fan, and the fan is positioned at the back of the front air outlet module.
2. The cold volatilization type formaldehyde removal device according to claim 1, wherein: the preceding air-out module includes procapsid and air-out grid, the air-out grid is circular metal mesh, and the horizontal interval of metal mesh fin is 5mm, vertical interval 10mm, thick 10 mm.
3. The cold volatilization type formaldehyde removal device according to claim 1, wherein: the back air inlet module includes back casing and air-inlet grille, the air-inlet grille is circular metal mesh, and the horizontal and vertical interval of metal mesh fin all is 5mm, thick 10 mm.
4. The cold volatilization type formaldehyde removal device according to claim 1, wherein: the moisture absorption removes aldehyde module and includes two, cistocks, wet curtain, apron of water tank, the water tank is located the inside left and right sides of main casing respectively, the water tank bottom sets up common cistock, the upper portion of wet curtain blocks the location through the apron to make wet curtain insert perpendicularly on the cistock, the apron is connected for dismantling with the main casing body.
5. The cold volatilization type formaldehyde removal device according to claim 4, wherein: the two water tanks are consistent in volume and size, the single volume is 150-160mL, the upper ends of the water tanks are open, and the bottoms of the water tanks are provided with self-release control round holes.
6. The cold volatilization type formaldehyde removal device according to claim 4, wherein: the water storage pool is positioned at the bottom of the wet curtain and forms an I-I shape with the water tank, and the water storage volume is 90-100 mL.
7. The cold volatilization type formaldehyde removal device according to claim 4, wherein: the wet curtain is made of PP wet curtains, the wet curtains are fin type, the distance between longitudinal fins is 1-4mm, 3 fixing strips are transversely adhered to the wet curtains, and four sides of the wet curtains are wrapped by the PP materials.
8. The cold volatilization type formaldehyde removal device according to claim 1, wherein: the electric control module mainly comprises a power supply button, an air volume adjusting button, an air volume level display key, an electric control element and a power socket, wherein the electric control element is a control chip and is respectively electrically connected with the power supply button, the air volume adjusting button, the air volume level display key and the power socket, and the electric control element can be used for controlling equipment switching, air speed adjustment and air speed level display.
9. The cold volatilization type formaldehyde removal device according to claim 1 or 8, wherein: the driving voltage of the fan is 5V, the current is adjustable from 0.2A to 1.4A, and the wind speed which can be output by adjusting the wind volume adjusting button is divided into three stages: 2m/s, 2.5m/s, 3.5 m/s.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111013364A (en) * | 2019-12-30 | 2020-04-17 | 南通得力净化器材厂有限公司 | Cold volatilization type formaldehyde removing device and working principle thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111013364A (en) * | 2019-12-30 | 2020-04-17 | 南通得力净化器材厂有限公司 | Cold volatilization type formaldehyde removing device and working principle thereof |
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