CN210584385U

CN210584385U - Photocatalysis breathing purification device with sensing function

Info

Publication number: CN210584385U
Application number: CN201920973728.0U
Authority: CN
Inventors: 陈龙; 谢林伸; 陈礼
Original assignee: SHENZHEN ACADEMY OF ENVIRONMENTAL SCIENCES
Current assignee: SHENZHEN ACADEMY OF ENVIRONMENTAL SCIENCES
Priority date: 2019-06-26
Filing date: 2019-06-26
Publication date: 2020-05-22
Anticipated expiration: 2029-06-26

Abstract

The utility model discloses a purification device is breathed to photocatalysis with sensing function aims at also can better utilize photocatalysis material to improve purifying effect under the not enough environment of illumination, and this purification device is breathed to photocatalysis is including the cover body and set up the hangers rope in cover body both sides, the cover body is along including outer filter layer, the active carbon that has photocatalyst filtering intermediate layer and the facial laminating layer near facial direction in proper order, outer filter layer adopts the material that has the light transmissivity, be equipped with LED chip banks in the active carbon filtering intermediate layer. The utility model has the advantages that: the activated carbon can be repeatedly used, the cost of consumables is saved, and a good purification effect is achieved in the external environment with insufficient illumination.

Description

Photocatalysis breathing purification device with sensing function

Technical Field

The utility model relates to a health protection field, especially a photocatalysis breath purifier with sensing function.

Background

The photocatalytic material is a material with a photocatalytic function, the photocatalytic technology is one of the most effective air purification means, the photocatalytic material can be excited under the condition of illumination, generated photoproduction electrons and photoproduction holes react with oxygen and water molecules in the air to form superoxide radical and hydroxyl radical with extremely strong oxidizing power, and formed free radicals can be subjected to redox reaction on air pollutants such as formaldehyde, benzene, TVOC and the like to change harmful gas pollutants into water and carbon dioxide, so that the effect of degrading the pollutants is achieved, and the aim of purifying the air is fulfilled. Chinese patent application No. 201720151397.3 discloses a mask having a photocatalytic layer, which has a better purification effect than a general mask by virtue of good catalytic performance of ultraviolet rays in sunlight. However, it is known that in weather such as sand, fog and haze, when people choose to wear the mask to go out, the weather is cloudy, the mask with the photocatalytic layer cannot be effectively catalyzed by sunlight, and people do not wear the mask when the weather is fine, so that the practicability and the application scene range of the mask with the photocatalytic layer are greatly reduced.

SUMMERY OF THE UTILITY MODEL

Based on the defect that above-mentioned device with photocatalysis layer exists, the to-be-solved technical problem of the utility model is to provide a device that also can better utilize photocatalysis material to improve purifying effect under the not enough environment of illumination.

Specifically, the technical scheme of the utility model is that: the utility model provides a purification device is breathed to photocatalysis with sensing function, includes the cover body and sets up the elastic fixation area in cover body both sides, the cover body is along being close to facial orientation and including outer filter layer, the active carbon that is loaded with photocatalyst in proper order and filtering intermediate layer and face laminating layer, the material that has the light transmissivity is adopted to the outer filter layer, be equipped with LED chip banks in the active carbon filters intermediate layer.

Furthermore, the LED chip lamp group is laid on the active carbon filtering interlayer or is internally arranged in the active carbon filtering interlayer.

Furthermore, the active carbon filtering interlayer is detachably arranged between the outer filtering layer and the face binding layer.

Furthermore, the activated carbon in the activated carbon filtering interlayer is coconut shell activated carbon.

Further, the photocatalyst is one or more of titanium dioxide, bismuth-based photocatalytic materials and the like.

Further, a PM2.5 sensor and a wireless transceiving element capable of sending the air quality index acquired by the PM2.5 sensor to terminal equipment are detachably loaded on the outer filter layer.

Further, the face attaching layer is static loading filter cotton.

Further, the facial laminating layer is detachably loaded with a PM2.5 sensor and a wireless transceiving element capable of sending the air quality index acquired by the PM2.5 sensor to the terminal equipment.

Compared with the prior art, the active carbon is used as a filtering interlayer, has large specific surface area, can effectively adsorb pollutants in the air, and then fully contacts and degrades the pollutants under the excitation of visible light by utilizing the photocatalyst loaded on the active carbon to generate CO2, H2O and other harmless substances, thereby realizing the purification of the air and the reutilization of the active carbon, prolonging the service life of the filter element, having the advantages of good purification effect, high efficiency and cyclic utilization, reducing the use cost of consumers, and being economical and practical; the utility model discloses an it has LED chip banks to embed in the active carbon filters intermediate layer, in the not enough environment of illumination such as haze, opens LED chip lamp, provides illumination for the photocatalysis material by the LED lamp, degrades and adsorbs the pollutant in the air under visible light excitation, makes active carbon normal position regeneration when realizing air purification, extension filter core life, and extended the utility model discloses an application range also has good air purification effect under the not enough condition of outdoor light.

Drawings

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

Fig. 2 is a level diagram of the cover of the present invention.

In the attached drawing, 1 is the cover body, 2 is elastic fixation area, 3 is outer filter layer, 4 is active carbon filter intermediate layer, 5 is facial laminating layer, 6 is wireless receiving and dispatching component, 7 is button cell, 8 is LED chip banks, 9 is the switch, 10 is the nose clip.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the following detailed description.

Referring to fig. 1 and 2, the embodiment of the utility model provides a photocatalysis respiratory purification device, including the cover body 1 and set up the elastic fixation area 2 in cover body 1 both sides, cover body 1 is the layered structure, and cover body 1 includes outer filter layer 3, the active carbon who carries photocatalyst in proper order along being close to facial direction and filters intermediate layer 4 and facial laminating layer 5, and outer filter layer 3 adopts the material that has the light transmissivity, is equipped with LED chip banks 8 in the active carbon filters intermediate layer 4. The LED chip lamp group 8 is laid on the active carbon filtering interlayer or is arranged in the active carbon filtering interlayer, so that the LED chip lamp group is in full contact with the photocatalyst, and the degradation of pollutants is facilitated.

The outer filter layer 3 is a thin non-woven fabric layer for loading a PM2.5 sensor (not shown in the figure), the thin non-woven fabric layer mainly plays a role in blocking large-particle dust, is small in thickness, can be penetrated by visible light to be in contact with the active carbon filter interlayer 4, and meanwhile can protect the interlayer from structural damage caused by the environment and prolong the service life of the active carbon interlayer.

The thin non-woven fabric is loaded with a PM2.5 sensor and a wireless transceiver element 6, the components can be disassembled, and the disassembled thin non-woven fabric can be cleaned; the PM2.5 sensor is used for analyzing PM2.5 entering the purification device and acquiring an air quality index; the wireless transceiving element can transmit the air quality index to the terminal equipment to reflect the air quality in real time; the wireless receiving and transmitting element can be wifi, Bluetooth and the like; the battery of the PM2.5 sensor and the wireless transceiving element adopts a small button battery 7.

The active carbon filtering interlayer 4 is detachable; the active carbon material adopts coconut shell and other active carbon with larger specific surface area, is used for adsorbing particulate matters and organic pollutants in the air and can effectively remove peculiar smell; the supported photocatalyst adopts one or more materials of titanium dioxide, bismuth-based photocatalytic materials and the like which are modified by visible light; OH generated by the supported photocatalyst under the catalysis of visible light can not only oxidize and degrade organic pollutants adsorbed on the activated carbon into harmless substances such as CO2 and H2O, but also kill bacteria, viruses and the like.

The light wavelength of LED chip banks 8 is in the visible light within range, and the power supply battery adopts small-size button cell, and LED chip banks 8 adopt switch 9 control, can open when light is insufficient such as haze day or cloudy day, as photocatalyst's supplementary light source.

The face attaching layer 5 is electrostatic loading filter cotton loaded with a sensor chip, the electrostatic loading filter cotton can carry out secondary filtration on gas and inhalable particles to purify the gas, and meanwhile, the face attaching layer can be matched with the outer filter layer 3 to play a role in fixing the active carbon filter interlayer 4; the electrostatic loading filter cotton is loaded with an air detection sensor and a wireless transceiving element 6, the components can be disassembled, and the disassembled thin non-woven fabric can be cleaned; the sensor is used for analyzing the target gas passing through the breathing purification device, acquiring the filtered air quality index, and transmitting data to the terminal equipment through the wireless transceiving element. The terminal equipment judges the use degree and effectiveness of the activated carbon filtering interlayer 4 according to the data and prompts a wearer to replace the filter element.

The middle part of the outer side of the breathing purification device is provided with a nose clip 10, and the nose clip 10 can be made of flexible plastics, metal strips and the like.

The breathing purification device can be in a cup type or folding type.

Claims

1. The utility model provides a purifier is breathed to photocatalysis with sensing function, includes the cover body and sets up the elastic fixation area in cover body both sides, its characterized in that: the cover body is along being close to facial direction and including outer filter layer, the active carbon that carries the photocatalyst filtering intermediate layer and the face laminating layer in proper order, outer filter layer adopts the material that has the light transmissivity, be equipped with LED chip banks in the active carbon filtering intermediate layer.

2. The photocatalytic breathing purification device with sensing function as claimed in claim 1, characterized in that: the LED chip lamp group is laid on the active carbon filtering interlayer or is internally arranged in the active carbon filtering interlayer.

3. The photocatalytic breathing purification device with sensing function as claimed in claim 1, characterized in that: the active carbon in the active carbon filtering interlayer is coconut shell active carbon.

4. The photocatalytic breathing purification device with sensing function as claimed in claim 1, characterized in that: the photocatalyst is one or more of titanium dioxide and bismuth-based photocatalytic materials.

5. The photocatalytic breathing purification device with sensing function according to any one of claims 1 to 4, characterized in that: the active carbon filtering interlayer is detachably arranged between the outer filtering layer and the face binding layer.

6. The photocatalytic breathing purification device with sensing function as claimed in claim 1, characterized in that: the outer filtering layer is a non-woven fabric layer.

7. A photocatalytic breathing purification apparatus with sensing function as claimed in claim 1 or 6, characterized in that: the outer filter layer is detachably loaded with a PM2.5 sensor and a wireless transceiving element which can transmit the air quality index acquired by the PM2.5 sensor to terminal equipment.

8. The photocatalytic breathing purification device with sensing function as claimed in claim 1, characterized in that: the face attaching layer is static loading filter cotton.

9. A photocatalytic breathing purification apparatus with sensing function according to claim 1 or 8, characterized in that: the face laminating layer is detachably loaded with a PM2.5 sensor and a wireless transceiving element which can send the air quality index acquired by the PM2.5 sensor to the terminal equipment.

10. A photocatalytic breathing purification device with sensing function as claimed in claim 9, characterized in that: the wireless receiving and transmitting element is Bluetooth or wifi.