CN111237909A - Slow-release type air purification and disinfection integrated machine - Google Patents

Abstract

The invention provides a slow-release type air purification and disinfection integrated machine which comprises a machine body, wherein the machine body comprises a front shell with an air inlet and a rear shell connected with the front shell, and a purification and disinfection cavity is formed between the front shell and the rear shell; a purifying and sterilizing device is arranged in the purifying and sterilizing cavity; the purifying and sterilizing device comprises a filtering device and a slow-release solid chlorine dioxide sterilizing device; the filtering device purifies the air entering the purifying and disinfecting cavity; the slow-release solid chlorine dioxide disinfection device slowly releases chlorine dioxide gas so as to purify the air in the disinfection cavity. The invention utilizes the solid chlorine dioxide slow release technology to continuously and slowly release chlorine dioxide gas, continuously and effectively sterilize and disinfect air, avoids secondary pollution of air filter, and inactivates various harmful microorganisms and toxic substances while purifying air.

Description

Slow-release air purification and disinfection all-in-one machine

technical field

The invention relates to the technical field of air purification, in particular to a sustained-release air purification and disinfection integrated machine.

Background technique

With the development of the industrial economy, the emission of various industrial waste gas has greatly affected the air quality, not only the air haze has increased, but also the odor is also aggravated, especially in the area near the industrial area, the air quality is worrying.

For this reason, in order to purify the air and reduce air odors, in more and more home living places and public indoor places, people mostly use air fresheners to cover up odors with the fragrance they emit. Although this can purify the air, but It can not kill bacteria in the air, or spray chlorine dioxide liquid, but the disinfection duration is short, and it is easy to cause corrosion; or choose an air purifier to filter the air, although it can adsorb, decompose or convert various air pollutants ( Generally include PM2.5, dust, pollen, odor, formaldehyde and other decoration pollution, bacteria, allergens, etc.), products that can effectively improve air cleanliness, but they only play a physical filtering effect on the air, but It does not have a killing effect on viruses or other pathogenic microorganisms in the air, that is, it only filters pollutants through simple adsorption, but still cannot sterilize the air.

SUMMARY OF THE INVENTION

In view of the prior art, the present invention provides a slow-release air purification and disinfection integrated machine. The integrated machine is provided with a slow-release solid chlorine dioxide disinfection device, and uses the solid chlorine dioxide slow-release technology to slowly release chlorine dioxide gas to The air in the body is sterilized and disinfected, and the filtered clean air entering the environment contains chlorine dioxide gas. While continuously and effectively performing slow-release purification and disinfection, it can also perform self-sterilization and disinfection inside the body, which is more than required in the past. Regular replacement of the filter element of the purifier improves the overall service life of the purifier.

As a broad-spectrum bactericide, chlorine dioxide can effectively kill various harmful microorganisms and toxic substances. It is safe, high-grade, and easy to store and use. It can undergo redox reactions with many organic and inorganic substances in the air, including Organic sulfides, organic amines, phenols, aromatic unsaturated compounds, etc., achieve the purpose of decomposing odors and purifying the air.

Specifically, the slow-release type air purification and disinfection integrated machine provided by the present invention includes a body, and the body includes a front shell with an air inlet and a rear shell connected with the front shell, and the front shell and the rear shell form a Purify the disinfection chamber;

A purifying and sterilizing device is arranged in the purifying and sterilizing cavity;

The purification and disinfection device includes a filter device and a slow-release solid chlorine dioxide disinfection device;

The filter device purifies the air entering the purification and disinfection cavity;

The slow-release solid chlorine dioxide disinfection device slowly releases chlorine dioxide gas to purify the air entering the disinfection cavity.

The invention uses the solid chlorine dioxide slow-release technology to continuously release chlorine dioxide gas, continuously and effectively sterilizes and disinfects the air, avoids the secondary pollution of the air filter, and purifies the air at the same time. Various harmful microorganisms and toxic substances are inactivated.

Further, the slow-release solid chlorine dioxide disinfection device includes a bearing base layer and a solid chlorine dioxide preparation layer;

The bearing base layer is provided with a plurality of through cavities, the solid chlorine dioxide preparation layer includes a plurality of sustained-release solid chlorine dioxide preparations, and the sustained-release solid chlorine dioxide preparation is accommodated in the through cavities.

After the slow-release solid chlorine dioxide preparation is dissolved in water, the chlorine dioxide content thereof is 2-6 mg/L water.

Further, the sustained-release solid chlorine dioxide preparation is a spherical sustained-release solid chlorine dioxide preparation or a columnar sustained-release solid chlorine dioxide preparation.

The spherical sustained-release solid chlorine dioxide preparation can be placed in the through-cavity in a stacked manner, and the chlorine dioxide gas is easier to release due to the uniform space between the spherical surfaces.

The columnar sustained-release solid chlorine dioxide preparation has fast release speed of chlorine dioxide gas and low production cost.

Further, at least one side of the through cavity is provided with an encapsulation layer.

Further, the encapsulation layer is a filter encapsulation layer.

Further, the filter encapsulation layer is one or more of an activated carbon filter layer, a nano filter layer, a plasma disinfection layer or a non-woven pleated filter layer.

The nano filter layer adopts nano-level adsorption method to further filter out harmful gases in the air, such as formaldehyde, benzene, VOC and other odor pollutants.

In particular, the nano filter layer is a nano mineral crystal filter layer, a nano silver filter layer, a nano titanium dioxide filter layer, and the like.

Among them, the non-woven folded filter layer has an effective efficiency of 99.7% for 0.1 microns and 0.3 microns, and the removal efficiency of particles with a diameter of 0.3 microns (1/200 of the diameter of a hair) or more can reach more than 99.97%, which is smoke, dust and bacteria. The most effective filter media for other pollutants.

The plasma disinfection layer can improve air quality and ion balance, and effectively purify the three major sources of indoor air pollution: microorganisms (bacteria), toxic carcinogenic gases (such as formaldehyde and ultrafine particles, or PM2.5) and other volatile organic compounds.

In the actual selection of a specific filter and encapsulation layer, it can be determined in combination with the gas quality in the space and the application occasion.

Preferably, both sides of the through cavity are provided with a filter encapsulation layer, and the filter encapsulation layer at least includes an activated carbon filter layer. Because the activated carbon filter layer can adsorb a certain concentration or amount of chlorine dioxide gas during the slow release process of chlorine dioxide gas, the activated carbon filter layer is in passive adsorption at this time, and the slow-release chlorine dioxide disinfection device is under a certain pressure, such as wind When pressed, it can also actively release the adsorbed chlorine dioxide gas to achieve longer lasting sterilization and disinfection.

Further, the filtering device includes a rough filtering device and a refiltering device arranged in sequence, the rough filtering device is used for preliminary filtering of the air entering the purification and disinfection cavity, and the refiltering device is used for preliminary filtering. The air is filtered again.

The coarse filter device first filters out the hair, fibrous lint, large particles, peeling, etc. mixed in the air, and then the filter device purifies the air after the coarse filter by adsorption, or on this basis, performs further compound filtration to improve the Air cleanliness.

Specifically, the refiltering device includes an activated carbon filter layer, or the refiltering device includes an active carbon filter layer and a composite filter layer.

Further, the refiltering device includes a refiltering frame, and the slow-release solid chlorine dioxide disinfection device is arranged on the refiltering frame.

Further, the composite filter layer includes a non-woven pleated filter screen and a gas filter membrane arranged in sequence along the direction of air entering and leaving the body.

Further, the coarse filter device includes a coarse filter frame and a coarse screen arranged on the frame, which is used for filtering PM2.5 particles.

As another embodiment, the coarse filter device is a coarse mesh, which is pasted on the activated carbon filter layer.

Further, the slow-release type air purification and disinfection integrated machine provided by the present invention is provided with a diffuser device in the body, and the diffuser device includes an air duct main body and a motor composed of an air duct front shell and an air duct rear shell, and a motor. The purification and disinfection chamber is formed between the front casing and the air duct front casing.

Further, the slow-release air purification and disinfection integrated machine provided by the present invention also includes a control device;

The control device includes:

The chlorine dioxide concentration on-line detector for detecting the chlorine dioxide concentration slowly released by the slow-release chlorine dioxide disinfection device is connected with the chlorine dioxide concentration on-line detector and the motor control.

After the chlorine dioxide concentration online detector detects the chlorine dioxide concentration in the air, it feeds it back to the control circuit board. The control circuit board compares the detected value with the preset value, and controls the motor speed according to the difference between the two to realize the control of the air volume. Adjust, and then control the concentration of slow-release chlorine dioxide gas in the air.

Compared with the prior art, the slow-release air purification and disinfection integrated machine provided by the present invention has the following advantages:

1) By setting up a slow-release solid chlorine dioxide disinfection device, the slow-release chlorine dioxide gas can sterilize the air entering the purification and disinfection chamber, and at the same time, the chlorine dioxide gas can also enter the environment with the pure air, and at the same time, it is harmful to the environment. Continuous and effective sterilization and disinfection;

2) The slow-release solid chlorine dioxide disinfection device specifically adopts the slow-release solid chlorine dioxide preparation, so that the chlorine dioxide molecules are transferred from the solid state to the gas phase state and enter the air for sterilization and disinfection, which can sterilize the corners and other hygienic dead corners in the environment. All-round disinfection; avoids the corrosion of the metal parts inside the body or the disinfection space by spraying chlorine dioxide solution, and avoids damage to the items in the disinfection space, and the release cycle of the slow-release solid chlorine dioxide preparation used can be long. Up to 30-40 days, compared with the vaporized liquid chlorine dioxide, the sterilization and disinfection of the present invention has a longer validity period and is more stable;

3) The slow-release solid chlorine dioxide disinfection device of the present invention can also perform self-sterilization and disinfection on the inside of the body, avoids the secondary pollution of the filter device and the purified air caused by the filtered harmful substances, and improves the service life of the filter device, The frequency of replacement and cleaning of the filter device is reduced;

4) The present invention ensures the sterilization and disinfection effect by using the chlorine dioxide concentration online detector to detect the slow-release chlorine dioxide gas concentration, and adjusting the air volume to control the suitable chlorine dioxide gas concentration;

5) The slow-release air purification integrated machine of the present invention performs multi-stage filtration and purification on the air and simultaneously sterilizes and disinfects the air. The sterilization rate of bacteria reaches more than 99.5% within 40 minutes.

Description of drawings

1 is a schematic structural diagram of the slow-release air purification and disinfection integrated machine according to Embodiment 1 of the present invention from one perspective;

2 is a schematic diagram of the overall structure of the slow-release type air purification and disinfection integrated machine according to Embodiment 1 of the present invention from another perspective;

3 is an exploded schematic diagram of the slow-release air purification and disinfection integrated machine according to Embodiment 1 of the present invention after removing the front and rear shells;

Fig. 4 explodes schematic diagram of its slow-release solid chlorine dioxide disinfection device of slow-release type air purification and disinfection integrated machine described in Embodiment 1 of the present invention;

Fig. 5 is a further exploded schematic diagram of the structure shown in Fig. 3;

6 is an exploded schematic diagram of the slow-release air purification and disinfection integrated machine according to Embodiment 2 of the present invention after the front and rear casings are removed.

Description of drawing numbers:

1. Front housing; 2. Coarse filter device; 21. Coarse mesh; 3. Refiltering device; 31. Activated carbon filter layer; 32. Composite filter layer; 4. Air duct front housing; 5. Motor; 6. Wind wheel; 7. Air duct rear casing; 8. Back casing; 9. Top cover; 10. Control circuit board; 11. LED guide ring; 12. Control panel; 13. Encapsulation layer; 14. Solid chlorine dioxide preparation layer; 15. 18. Top cover assembly; 101. Slow-release solid chlorine dioxide disinfection device; 102. Fan; 20. Purification and disinfection chamber; 311. Filter frame.

Detailed ways

For better understanding and implementation, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

In the description of the present invention, it should be noted that if the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top" appear ”, “bottom”, “inside”, “outside” and other indicated orientations or positional relationships are only based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying The device or element referred to must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as limiting the invention.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terms used herein in the description of the present invention are for the purpose of describing specific embodiments only, and are not intended to limit the present invention.

Example 1

As shown in Figures 1-2, the slow-release air purification and disinfection integrated machine provided by the present invention includes a body and a top cover assembly 18, and the body includes a front case 1 with an air inlet and a rear case 8 with an air outlet, A purifying and sterilizing chamber 20 is formed between the front shell 1 and the rear shell 8, and a purifying and sterilizing device is arranged in the purifying and sterilizing chamber.

As shown in Figure 3, the purification and disinfection device includes a filter device and a slow-release solid chlorine dioxide disinfection device 101; the filter device includes a rough filter device 2 and a refilter device 3 arranged in sequence; as shown in the figure, the rough filter device 2 Including a coarse filter frame, the coarse filter frame is provided with a coarse screen 21 for filtering PM2.5 particles, and the refiltering device 3 includes an activated carbon filter layer 3 and a composite filter layer 32 arranged in sequence; Specifically, the composite filter layer 32 It also includes a non-woven pleated filter layer and a gas filter membrane arranged in sequence. In order to fix the coarse mesh 21 conveniently, two layers of wire mesh can be arranged on the coarse filter frame, and the coarse mesh 21 is located between the two wire meshes.

The refiltering device 3 also includes a filter frame 311 for fixing the activated carbon filter layer, and the slow-release solid chlorine dioxide disinfection device 101 can be arranged on the filter frame, and the slow-release chlorine dioxide gas can be used for the purification and disinfection chamber. The air is sterilized and sterilized, and the air is purified in multiple stages through the coarse mesh 21, the activated carbon filter layer 31, the non-woven folded filter layer and the gas filter membrane in turn, and the air entering the environment through the air outlet of the rear shell 8 is not only highly pure , and also contains chlorine dioxide gas, which can re-sterilize the environment at the same time.

As shown in FIG. 4 , the slow-release solid chlorine dioxide disinfection device 101 includes a bearing base layer 15 having a plurality of through cavities and a solid chlorine dioxide preparation layer 14 accommodated in the through cavities, and also includes a support base layer 15 disposed on both sides of the bearing base layer 15 The encapsulation layer 13, in this embodiment, the encapsulation layer 13 is an encapsulation filter layer with both purification and encapsulation functions, preferably an active filter layer.

3 and 5 again, the diffuser includes an air duct main body and a motor, the air duct main body includes an air duct front shell 4 and an air duct rear shell 7, and the air duct rear shell 7 is provided with an installation cavity to disperse The assembly 102 introduces air into the body through the air inlet, and after being purified and sterilized by the purification and disinfection device, the purified air is sent to the environment through the air outlet;

1, 4 and 5, the top cover assembly 18 includes a top cover 9 and a control device provided on the top cover 9, the control device includes a control panel 12, a control circuit board 10 and an LED guide ring 11; The control panel 12 is provided with an on-line detector of chlorine dioxide concentration for detecting the concentration of slow-release chlorine dioxide;

When assembling the filtering and sterilizing device, the housing cavity of the front housing 4 of the air duct can be used to set the purifying and sterilizing device in the housing cavity. For ease of installation, for example, buffer strips, such as sponge strips, can be installed around the prefilter frame of the prefilter device 2, and similarly, sponge strips can also be provided around the filter frame 311 of the refilter device 3.

Certainly, in order to control the operation of the air replacement device, a number of control buttons may also be set on the control panel 12, including but not limited to a power on/off button, a fan speed adjustment button, a timing button, a sleep mode button, and the like.

Example 2

6 is a schematic structural diagram of another embodiment of the slow-release air purification and disinfection integrated machine of the present invention.

Compared with the structure shown in Embodiment 1, in Embodiment 2, the coarse filter device 2 only includes a coarse mesh 21, which is used to filter PM2.5 particles, and the coarse mesh can be pasted by a fixing strip or a rubber strip. On the filter frame 311, but at this time the width of the filter frame 311 is increased compared to Example 1, one is to facilitate the placement of the slow-release solid chlorine dioxide disinfection device 101, and also to fix the coarse filter device 2.

The rest of the structure of the slow-release air purifying and disinfecting machine of the second embodiment is the same as that described in the first embodiment, and will not be repeated here.

The working process of the slow-release air purification and disinfection integrated machine of the present invention is as follows:

Start the power supply, the motor drives the wind wheel to rotate, and the air enters into the purification and disinfection chamber. After the coarse filter device 2 performs a coarse filter on the air, most of the PM2.5 particles are filtered out, and then the slow-release solid chlorine dioxide disinfection device 101 slowly releases the The chlorine dioxide gas sterilizes the coarsely filtered air, the activated carbon filter layer 31 of the re-filtering device 3 adsorbs and purifies the air, and the non-woven folded filter of the composite filter layer 32 filters and removes particles from the air. Air purification, the air flowing into the environment not only has high purity but also contains chlorine dioxide gas;

When in use, the chlorine dioxide concentration online detector will detect the chlorine dioxide gas concentration at the air outlet in real time, and feed back the detected value to the control circuit board. The difference between the two controls the rise and fall of the motor speed, thereby realizing the adjustment of the air volume, so that the concentration of chlorine dioxide gas in the released air is appropriate.

The slow-release air purification and disinfection integrated machine provided by the present invention utilizes the slow-release solid chlorine dioxide technology, so that the purified air contains chlorine dioxide gas, and at the same time of purifying the air, the environment is sterilized and disinfected. The dead corners are sterilized and disinfected, and the slow-release chlorine dioxide can also sterilize and disinfect the inside of the body, prolong the service life of the internal parts of the body, and reduce the frequency of disassembly and cleaning; at the same time, the invention can purify and disinfect the air in multiple stages. It can purify and disinfect the air more quickly and efficiently, and avoid the corrosion effect of spraying liquid chlorine dioxide on the metal parts in the disinfection space.

The technical means disclosed in the solution of the present invention are not limited to the technical means disclosed in the above embodiments, but also include technical solutions composed of any combination of the above technical features. It should be pointed out that for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications are also regarded as the protection scope of the present invention.

Claims (14)

1. The slow release type air purification and disinfection integrated machine comprises a machine body, wherein the machine body comprises a front shell with an air inlet and a rear shell connected with the front shell, and a purification and disinfection cavity is formed between the front shell and the rear shell;

it is characterized in that a purifying and disinfecting device is arranged in the purifying and disinfecting cavity;

the purifying and sterilizing device comprises a filtering device and a slow-release solid chlorine dioxide sterilizing device;

the filtering device purifies the air entering the purifying and disinfecting cavity;

the slow-release solid chlorine dioxide disinfection device slowly releases chlorine dioxide gas so as to sterilize and disinfect the air entering the purification and disinfection cavity.

2. The integrated slow-release air purification and disinfection machine according to claim 1, wherein the slow-release solid chlorine dioxide disinfection device comprises a bearing base layer and a solid chlorine dioxide preparation layer;

the bearing base layer is provided with a plurality of through cavities, the solid chlorine dioxide preparation layer comprises a plurality of slow-release solid chlorine dioxide preparations, and the slow-release solid chlorine dioxide preparations are contained in the through cavities.

3. The integrated slow-release air purification and disinfection machine according to claim 2, wherein the slow-release solid chlorine dioxide preparation is a spherical slow-release solid chlorine dioxide preparation or a columnar slow-release solid chlorine dioxide preparation.

4. The integrated slow-release air purifying and sterilizing machine according to claim 2 or 3, wherein at least one side of the through cavity is provided with an encapsulating layer.

5. The integrated slow-release air purification and disinfection machine according to claim 4, wherein the encapsulation layer is a filter encapsulation layer.

6. The integrated slow-release air purification and disinfection machine according to claim 5, wherein the filtering and encapsulating layer is one or more of an activated carbon filtering layer, a nano-filtering layer, a plasma disinfection layer or a non-woven fabric folding filtering layer.

7. The integrated slow-release air purifying and sterilizing machine according to claim 5 or 6, wherein the filtering device comprises a coarse filtering device and a secondary filtering device which are sequentially arranged, the coarse filtering device is used for primarily filtering the air entering the purifying and sterilizing cavity, and the secondary filtering device is used for filtering the primarily filtered air again.

8. The integrated slow-release air purification and disinfection machine according to claim 7, wherein the refilter device comprises an activated carbon filter layer, or the refilter device comprises an activated carbon filter layer and a composite filter layer.

9. The integrated slow-release air purifying and sterilizing machine according to claim 8, wherein the re-filtering device comprises a re-filtering frame, and the slow-release solid chlorine dioxide sterilizing device is arranged on the re-filtering frame.

10. The integrated slow-release air purifying and sterilizing machine according to claim 8 or 9, wherein the composite filter layer comprises a non-woven fabric folding filter screen and a gas filter membrane which are sequentially arranged along the direction of the air inlet and outlet machine body.

11. The integrated slow-release air purifying and sterilizing machine according to claim 10, wherein the coarse filtering device comprises a coarse filtering frame and a coarse screen arranged on the frame, and the coarse filtering frame is used for filtering PM2.5 particles.

12. The integrated slow-release air purification and disinfection machine according to claim 10, wherein the coarse filter device is a coarse screen which is adhered to the activated carbon filter layer.

13. The integrated slow-release air purifying and sterilizing machine according to claim 11 or 12, wherein a flow dispersing device is arranged in the machine body, the flow dispersing device comprises an air duct main body and a motor, the air duct main body is composed of an air duct front shell and an air duct rear shell, and the purifying and sterilizing cavity is formed between the front shell and the air duct front shell.

14. The integrated slow-release air purifying and sterilizing machine according to claim 13, further comprising a control device;

the control device includes:

the chlorine dioxide concentration on-line detector is used for detecting the concentration of chlorine dioxide slowly released by the slow-release chlorine dioxide disinfection device, and is in control connection with the chlorine dioxide concentration on-line detector and the motor.

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