CN210097351U - Device for purifying formaldehyde in air by plant extract - Google Patents

Abstract

The utility model relates to a device of formaldehyde among plant extract air-purifying, the device include the plastics containing box, glue hook, formaldehyde automated inspection appearance, small-size electric fan, white cystosepiment, oxygenation pump, centrifuging tube, gas flowmeter, erlenmeyer flask and rubber tube. A controllable small hole is formed above the plastic containing box, and formaldehyde solution can be freely injected; the small electric fan ensures that the injected formaldehyde solution is quickly and uniformly distributed in the plastic containing box; the white foam board can support the oxygenation pump; the gas flowmeter can quantitatively measure the content of formaldehyde pumped by the oxygenation pump in unit time; the conical bottle is filled with 100 mL of hydrogen peroxide solution with the mass fraction of 0.3%. The utility model is simple in operation, safe and reliable, and economical and practical, easily promote the device of formaldehyde in the air-purifying to masses.

Description

Device for purifying formaldehyde in air by plant extract

Technical Field

The utility model relates to an indoor purification formaldehyde and phytoremediation field especially relate to a device of formaldehyde in plant extract air-purifying.

Background

Indoor air quality has become a public concern. Formaldehyde is used as a volatile pollutant in the process of chemical reaction,according to the standard of indoor air quality of national standard GB/T18883-2002 of the people's republic of China, the upper limit of the content of formaldehyde in the indoor air is 0.08 mg/m³And the upper limit of the formaldehyde content in the outdoor air is 0.1 mg/m³. The low-concentration formaldehyde inhaled by people has the stimulation effect on eyes, skin and mucous membranes of upper respiratory tract, and the skin directly contacts the formaldehyde to cause allergic dermatitis, color spots and necrosis; inhalation of high concentration formaldehyde can cause nasopharyngeal tumor, carcinogenesis, teratogenesis, etc. Aiming at the serious indoor air pollution problem, the treatment technology mainly comprises fiber filtration, membrane separation and purification, activated carbon adsorption, electrostatic complementation, photocatalytic decomposition, low-temperature plasma decomposition, ozone sterilization and disinfection and the like. However, the methods have the defects of high cost, complex device, temporary solution and new pollutants and the like while removing indoor formaldehyde pollutants, and compared with other technologies, the phytoremediation technology has the advantages of attractive appearance, low cost, simplicity in operation, high automation degree, low energy consumption and the like. Therefore, the development of a device for purifying formaldehyde in air by plants is particularly important.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a device of formaldehyde in convenient, quick, simple plant air-purifying is provided.

For solving the problem that proposes among the above-mentioned background art, plant air-purifying in device of formaldehyde, its characterized in that: the device includes several rubber tubes, plastics containing box, two glue hook, formaldehyde automated inspection appearance, small-size electric fan, formaldehyde filling opening, white cystosepiment, oxygenation pump, centrifuging tube, gas flowmeter and erlenmeyer flask.

Preferably, the plastic containing box simulates an indoor formaldehyde pollution environment, and a controllable small hole is formed in the upper portion of the sealing box and can be used for freely injecting formaldehyde solution so as to ensure good air tightness of the containing box.

Preferably, the small electric fan enables injected formaldehyde solution to be rapidly and uniformly distributed in the plastic storage box.

Preferably, a short rubber tube is adhered to the formaldehyde injection opening by strong glue, so that the formaldehyde injection opening can be conveniently opened.

Preferably, the white foam plate supports the aerator so as to prevent the formaldehyde solution from directly contacting and influencing the service life of the aerator.

Preferably, the centrifugal tube is filled with a sponge, so that the plant extracting solution is adsorbed on the sponge and is not easy to flow into the rubber tube to pollute other parts.

Preferably, the gas flow meter can quantitatively measure the content of formaldehyde pumped by the oxygenation pump in unit time.

Preferably, the conical flask is filled with 100 mL of 0.3% hydrogen peroxide solution by mass fraction, and the collected formaldehyde can be oxidized into carbon dioxide gas harmless to human bodies.

Compared with the prior art, the utility model has the following advantage:

1. the material in the utility model is widely existed in daily life, so the material is easy to be popularized to the public;

2. the formaldehyde purifying device of the utility model has the advantages that each part is very cheap, and the cost of the formaldehyde purifying device in the air is greatly reduced;

3. the formaldehyde purifying device of the utility model is harmless to human body, healthy and safe, environment-friendly and pollution-free;

4. the formaldehyde automatic monitor of the utility model can detect the formaldehyde content in the air more quickly and accurately;

5. the utility model discloses a plastics containing box can the change of the interior formaldehyde automatic appearance of direct observation case.

Drawings

The detailed embodiments of the present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: 1 plastic containing box, 2 sticky hooks, 3 formaldehyde automatic detector, 4 electric fans, 5 formaldehyde injection ports, 6 oxygenation pumps, 7 white foam boards, 8 centrifuge tubes, 9 gas flow meters, 10 conical flasks and 11 rubber tubes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution: the utility model provides a device of plant extract air-purifying formaldehyde in, the device includes that plastics containing box 1, several glue hook 2, formaldehyde automated inspection appearance 3, electric fan 4, formaldehyde filling opening 5, oxygenation pump 6, white cystosepiment 7, centrifuging tube 8, gas flowmeter 9, erlenmeyer flask 10, rubber tube 11.

Two formaldehyde injection ports 5 which are convenient to control are arranged above the plastic containing box 1; the adhesive hooks 2 are respectively arranged at two sides of the plastic containing box 1, one side of each adhesive hook is hung with the automatic formaldehyde monitor 3 and the small electric fan 4, and the other side of each adhesive hook is hung with the centrifugal tube 8 and the gas flowmeter 9; white cystosepiment 7 has been put to 1 bottom of plastics containing box, has put oxygenation pump 6 on the white cystosepiment 7, is equipped with the plant extract that adsorbs at the sponge in the centrifuging tube 8, and oxygenation pump 6 is connected with rubber tube 11 to the one end of centrifuging tube 8, and gas flowmeter 10 is connected with rubber tube 11 to the other end, and the erlenmeyer flask 11 of formaldehyde gas's solution is collected to the connection of the gas flowmeter 10 other end.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a device of formaldehyde among plant extract air-purifying, formaldehyde filling opening (5) including plastics containing box (1) and top, there are four sticky hooks (2) on the both sides of plastics containing box (1), sticky hook has been hung formaldehyde automatic monitoring appearance (3) and small-size electric fan (4) on one side, the another side is pasted the hook and has been hung centrifuging tube (8) and gas flowmeter (9), the formaldehyde solution and white cystosepiment (7) that have joined in marriage are put to plastics containing box (1) bottom, oxygenation pump (6) have been put on white cystosepiment (7), be equipped with the plant extract that adsorbs on the sponge in centrifuging tube (8), its characterized in that: the interior plant extract that is equipped with of centrifuging tube can effectually absorb the interior material formaldehyde of harm health of seal box, oxygenation pump (6) are connected with rubber tube (11) to the one end of centrifuging tube (8), and gas flowmeter (9) are connected with rubber tube (11) to the other end, and erlenmeyer flask (10) of collecting formaldehyde is connected to the other end of gas flowmeter (9).

2. The device for purifying formaldehyde in air by using plant extract as claimed in claim 1, wherein: the plastic containing box simulates an indoor formaldehyde polluted environment, and a controllable small hole is formed in the upper portion of the sealing box and can be used for freely injecting formaldehyde solution.

3. The device for purifying formaldehyde in air by using plant extract as claimed in claim 1, wherein: the small electric fan ensures that the injected formaldehyde solution is quickly and uniformly distributed in the plastic containing box.

4. The device for purifying formaldehyde in air by using plant extract as claimed in claim 1, wherein: a short rubber tube is adhered to the upper surface of the formaldehyde injection opening by strong glue, so that the formaldehyde injection opening can be conveniently opened.

5. The device for purifying formaldehyde in air by using plant extract as claimed in claim 1, wherein: the white foam plate supports the aerator so as to prevent the formaldehyde solution from directly contacting the aerator and influencing the service life of the aerator.

6. The device for purifying formaldehyde in air by using plant extract as claimed in claim 1, wherein: the plant extracting solution which is ground by phosphate buffer solution is filled in the centrifugal tube and is adsorbed on the sponge.

7. The device for purifying formaldehyde in air by using plant extract as claimed in claim 1, wherein: the gas flowmeter can be used for controllably and quantitatively measuring the content of formaldehyde pumped by the oxygenation pump in unit time.

8. The device for purifying formaldehyde in air by using plant extract as claimed in claim 1, wherein: the conical bottle is filled with 100 mL of hydrogen peroxide solution with the mass fraction of 0.3%, and the collected formaldehyde can be oxidized into carbon dioxide gas harmless to human bodies.

Images