Air disinfection device

FIELD: ventilation.

SUBSTANCE: invention refers to disinfection devices. An air disinfection device including a housing having an air intake compartment with an inlet opening and an outlet compartment with an outlet opening, between which there is an irradiation chamber separated with labyrinth partition walls-screens, in which there installed are lamps and a power supply unit electrically connected to a control and indication unit; a filter element is arranged in the air intake compartment, and a fan is installed in the outlet compartment; besides, the housing is made in the form of a thin-wall box-like body from bactericide polymer plastic with bacteriostats, which consists of two semi-housings connected along the perimetre; gas-discharge mercury lamps are fixed with a gap on bosses; longitudinal axis of the above lamps is offset relative to a connection-disconnection plane towards another semi-housing; on the side of the irradiation chamber, symmetrically located central transverse plates are attached to the base of each semi-housing and have folds on edges, which are directed towards the corresponding compartment, and on the side of each compartment, two side transverse plates are oppositely attached in one plane to the base of each semi-housing and to side walls and have folds on edges, which are directed to the irradiation chamber, the distance between which is less than width of central transverse plates, which is less than width of transverse size of the housing; when attaching the semi-housings, the central plates form labyrinth screens with partition walls.

EFFECT: invention allows improving efficiency of bactericide air disinfection using ultraviolet irradiation.

 

The invention relates to disinfectants and can be used to improve the effectiveness of germicidal air disinfection using ultraviolet radiation.

In the prior art a device for the disinfection of air, comprising a housing with input and output Windows, equipped, respectively, a filter and a fan, in which the labyrinth walls formed compartment intake of atmospheric air, compartment deodorization of air to ultraviolet radiation and compartment release of decontaminated air, while the body has a lid, which placed additional labyrinth walls, preventing the penetration of ultraviolet radiation in the compartments of the discharge and intake of air in the compartment of release of decontaminated air posted by the power supply unit, electrically connected with the display unit of the operating parameters of the components mounted on the cover in a compartment of the intake air with the output panel of the display unit on the outer surface of the cover (RU 2416432 C1, A61L 9/20, publ. 20.04.2011). The disadvantage of this device should be attributed to the possibility of adhesion of various microorganisms to the outer surface of the body, which reduces the efficiency dezinfiktsiruyuschaya, disinfecting air handling. In addition, the placement of the power supply the compartment of release of decontaminated air in the narrow channel between the labyrinth walls substantially increases the hydraulic resistance to movement of the air flow on the section of the compartment of release, and air tract the whole device, which reduces the speed of movement of the air flow through compartment deodorization of air, reduces the intensity of his treatment by ultraviolet irradiation, increases energy consumption and does not provide for intense cooling power supply hot in the bulk section of deodorizing the air.

The technical result for which directed the utility model is to improve the effectiveness of germicidal air disinfection using ultraviolet radiation.

The solution of the problem with the achievement of the claimed technical result is ensured by the fact that the device for purifying air, comprising a housing including a compartment air intake with an input box and a compartment to exit decontaminated air from the exit window, between which is formed by the camera exposure, separated from the compartment air intake compartment and exit decontaminated air labyrinth partitions screen, which is equipped with gas-discharge mercury low pressure lamp and a power supply unit electrically connected with the control unit and display, while in the compartment air intake placed the filter element, and in the compartment of release of decontaminated air, respectively, placed fan, according to the invention, the casing is made in the form tonkoste the aqueous box-shaped body of bactericidal polymer plastic with antimicrobial additives detachable, consisting of two connected along the perimeter of the same trough-shaped semi-bodies, including the base and side walls, one of Polycarpus, which is sound, with a gap secured to the bosses discharge mercury lamp, a longitudinal axis which is offset relative to the plane of connection of the connector to the other side of Polycarpus, which is bezel-lid, the camera exposure to the base of each Polycarpus attached symmetrically located Central transverse plate with a limb on the edges directed to the appropriate compartment, and from each compartment to the base of each Polycarpus and sides are attached are arranged in the same plane on the two side a transverse plate with a limb on the edges facing the camera exposure, the distance between which is less than the width of the Central transverse plates which is less than the width of the lateral dimension of the housing, with the Central transverse plate and the lateral cross-plate at the connection of the semi-bodies form a labyrinth screens with a solid cross-labyrinth partitions, in addition, the power supply is placed in the Central zone of the camera exposure between the base carrier Polycarpus and mercury discharge lamps.

When this discharge mercury lamps are madewith the maximum short-wave ultraviolet radiation at 253.7 nm and equipped with a bulb of glass, filter spectral line at 185 nm.

Alternatively, the longitudinal axis of the discharge mercury lamps can be placed parallel to the longitudinal axis of the housing.

Alternatively, the longitudinal axis of the discharge mercury lamps can be placed perpendicular to the longitudinal axis of the housing.

In addition, the control unit and display unit installed on the front panel of the cover between the filter input box and the first as the air flow labyrinth labyrinth partition screen formed of two lateral transverse plates.

The block control unit is equipped with a sensor operating time of the lamp.

In addition, in the compartment of release of decontaminated air can be placed a few extra fans.

When this is placed in the compartment air intake filter element can be performed with a carbon filter.

Preferably, the input window and the output window are located on the ends of the casing and provided with a removable protective grilles are made of antibacterial polymer plastic with antimicrobial additives.

As antimicrobial additives used biomodification, which are active components of plastic, providing a sterile surface and kills odor and/or as antimicrobial additives used biostabilizers supplements, sushisushi the plastic from the negative effects of microorganisms causes changes in the properties or appearance of the plastic.

In addition, the power supply unit provided with a protective box-shaped casing-screen, which is installed with a gap relative to the power unit and, accordingly, the panel bearing Polycarpus.

The claimed embodiment of the casing split of the same two trough-shaped semi-bodies, each of which contains symmetrically spaced transverse plates, which when joined form a semi-bodies labyrinth screens with a solid cross-labyrinth partitions, provides the ability to perform semi-bodies of plastic material, by injection molding in a single mold, which simplifies the manufacturing technology and process of the housing Assembly and the device in General. Thus the performance of body and parts - parts of antibacterial plastic-polymer with antimicrobial additives, mainly on the basis of nanoparticles of silver or silver ions, prevents the reproduction, distribution and adhesion of microorganisms, mainly of microbes to the surface of the body, which significantly improves the sanitary condition of the body, and a device for air disinfection in General, and prevents the transmission from the body to the premises and, accordingly, improves the efficiency of bazzari the surrounding air handling and aimed at obtaining the claimed technical result.

In addition, the placement of the power supply in the Central zone of the camera exposure between the base carrier Polycarpus mercury discharge lamps, the longitudinal axis which is offset relative to the plane of connection of the connector to the other side of Polycarpus, and the presence of the protective box-shaped casing-screen, made of a material not transparent to UV radiation, which is installed with a gap relative to the power unit, providing intense flushing and cooling of the supply air flow from all sides and protected from exposure to ultraviolet radiation, reduces the hydraulic resistance of the air path of movement of the air flow increases the efficiency and reliability of the device for air disinfection.

Figure 1 presents a General view of a bearing Polycarpus; figure 2 presents a General view of the bezel-lid; figure 3 - cross section a-a in figure 1.

Device for disinfecting the air contains split housing with input and output Windows 1 and 2, made as close to the elongated parallelepiped thin-walled box-like body of the two joined at the perimeter of the same trough-shaped semi-bodies: a bearing Polycarpus 3 and the front panel of the cap 4. Each semi-body 3 and 4 includes a base 5 and side walls 6. In the housing formed by the camera region the treatment of 7 with longitudinally placed mercury discharge lamps 8 low pressure with a maximum short-wave ultraviolet radiation at 253.7 nm, equipped with a bulb of glass filter spectral line at 185 nm, which is fixed on the base 9 with a gap relative to the base 5 on the host Polycarpus 3, with the longitudinal axis mercury discharge lamp 8 is displaced relative to the plane of connection of the connector in the direction of Polycarpus 4. Alternatively, the longitudinal axis mercury discharge lamp 8 can be placed perpendicular to the longitudinal axis of the housing (not shown).

From the side of the camera exposure 7 to the base 5 of each Polycarpus 3 and 4 are attached symmetrically located Central transverse plate 10 with the limb 11 and the edges pointing to the window 1 or 2, and the side of the box 1 or 2 to the base 5 of each Polycarpus 3 and 4 and side walls 6 are arranged is attached in the same plane on the two side of the transverse plate 12 with the limb 13 and the edges facing to the camera 7 irradiation, the distance "h" between the lateral transverse plates 12 less than the width "H" of the Central transverse plates 10, and the width "H" is less than the width of the lateral dimension "A" of the housing. The Central transverse plate 10 and the side transverse plate 12 when connecting the floor of the housings 3 and 4 formed in the housing labyrinth screens with a solid cross-labyrinth baffles (not shown).

In the middle zone of the camera exposure 7 between the base 5 are the its Polycarpus 3 and mercury discharge lamp 8 is mounted on the base 14 unit 15 power fitted with a protective box-shaped casing-screen 16, made of a material not transparent to UV radiation, which is installed with a clearance relative to the block 15, respectively, of the base 5 supporting Polycarpus 3.

In the input window 1 posted by filter 17, which may be performed, for example, of fabric filter material or a carbon filter or a combination consisting of a fabric filter material and a carbon filter, and in the output window 2 posted by fan 18 (or more fans).

In addition, on the front panel of the cover 4 between the filter 17 and the entrance window 1 and the first as the air flow labyrinth labyrinth partition screen formed of two lateral transverse plates 12, a control unit and display unit 19 is electrically connected with the power supply unit 15.

All the parts of the case (Polycarpus 3 and 4, the plates 10 and 12 labyrinth of screens, the boss 9 and 14, a screen 16, and so on) are made of antibacterial plastic-polymer with antimicrobial additives, which are used biomodification, which are active components of plastic, providing a sterile surface and kills odor (see, for example, known additives, including on the basis of nanoparticles of silver or silver ions, from: Ralph D. Maer, Michael Schiller. Additives is to polymers. Guide / Lane. from English. Lang. Edited Uzda V.B. have been, Grigorova S.A. - St. Petersburg: Izd. "Profession", 2010 - s.623-628, 631-634. 643-647; or EN 104835 U1, A47G 19/00. publ. 27.05.2011; or, for example, additives brand AlphaSan MB 32 PPADPP Milliken & Company), and/or biostabilizers additives that protect the plastic from the adverse effects of microorganisms, which causes changes in the properties or appearance of the plastic (see, for example, known additives from: Ralph Dyer, Michael Schiller. Additives to polymers. Guide / Lane. from English. Lang. Edited Uzda V.B. have been, Grigorova S.A. - St. Petersburg: Izd. "Profession", 2010 - s.623-631. 643-647).

Device for ultraviolet air disinfection works as follows.

Withdrawn from the room through the entrance window 1 of disinfected air is cleaned from dust and impurities in the filter 17, passes between the labyrinth partitions the input labyrinth of the screen and into the chamber 7 of the exposure, where under the action of ultraviolet germicidal radiation flux generated by the mercury discharge lamps 8 low pressure is disinfected. The treated air passes between the labyrinth partitions output labyrinth of the screen under the action of the fan 18 is directed through the output window 2 in the room. Labyrinth partitions of the input and output labyrinth of screens formed the Central transverse seam of the us 10 and the lateral transverse plates 12, prevent the penetration of UV radiation through the Windows 1 and 2 in a location that allows the air disinfection to be in place for people. This antimicrobial additives contained in the antibacterial plastic polymer, which is made from the parts of the case due to the activity, for example, silver ions inhibit the spread and growth of bacteria (i.e. kill the microorganisms on the surface of the housing device for the disinfection of air, resulting in microorganisms with its surface not covered in bacteria-free air, which improves the efficiency of air handling.

1. Device for purifying air, comprising a housing including a compartment air intake with an input box and a compartment to exit decontaminated air from the exit window, between which is formed by the camera exposure, separated from the compartment air intake compartment and exit decontaminated air labyrinth partitions screen, which is equipped with gas-discharge mercury low pressure lamp and a power supply unit electrically connected with the control unit and display, while in the compartment air intake placed the filter element, and in the compartment of release of decontaminated air respectively placed fan, characterized in that the casing is made in the form of thin-walled box t the La of bactericidal polymer plastic with antimicrobial additives detachable, consisting of two connected along the perimeter of the same trough-shaped semi-bodies, including the base and side walls, one of Polycarpus, which is sound, with a gap secured to the bosses discharge mercury lamp, a longitudinal axis which is offset relative to the plane of connection of the connector to the other side of Polycarpus, which is bezel-lid, the camera exposure to the base of each Polycarpus attached symmetrically located Central transverse plate with a limb on the edges directed to the appropriate compartment, and from each compartment to the base of each Polycarpus and sides are attached are arranged in the same plane on the two side a transverse plate with a limb on the edges facing the camera exposure, the distance between which is less than the width of the Central transverse plates which is less than the width of the lateral dimension of the housing, with the Central transverse plate and the lateral cross-plate at the connection of the semi-bodies form a labyrinth screens with a solid cross-labyrinth partitions, in addition, the power supply is placed in the Central zone of the camera exposure between the base carrier Polycarpus and mercury discharge lamps.

2. Device for purifying air according to claim 1, the tives such as those that mercury discharge lamp is made with a maximum short-wave ultraviolet radiation at 253.7 nm and flask equipped with a glass filter spectral line at 185 nm.

3. Device for purifying air according to claim 1, characterized in that the control unit and display unit installed on the front panel of the cover between the filter input box and the first as the air flow labyrinth labyrinth partition screen, formed of two lateral transverse plates.

4. Device for purifying air according to claim 1, characterized in that the compartment exit decontaminated air posted a few fans.

5. Device for purifying air according to claim 1, characterized in that it is placed in the compartment air intake filter element is made with a carbon filter.

6. Device for purifying air according to claim 1, characterized in that the input window and the output window are located on the ends of the casing and provided with a removable protective grilles are made of antibacterial polymer plastic with antimicrobial additives.

7. Device for purifying air according to claim 1 or 6, characterized in that as antimicrobial additives used biomodification, which are active components of plastic, providing a sterile surface and kills Z. the groin.

8. Device for purifying air according to claim 1 or 6, characterized in that as antimicrobial additives used biostabilizers additives that protect the plastic from the adverse effects of microorganisms, which causes changes in the properties or appearance of the plastic.

9. Device for purifying air according to claim 1, characterized in that the power supply is provided with a protective box-shaped casing-screen, which is installed with a clearance relative to the power supply and accordingly the panel supporting Polycarpus.

10. Device for purifying air according to claim 1 or 3, characterized in that the control unit and display unit has a sensor operating time of the lamp.

11. Device for purifying air according to claim 1 or 2, characterized in that the longitudinal axis of the discharge mercury lamps can be placed parallel to the longitudinal axis of the housing.

12. Device for purifying air according to claim 1 or 2, characterized in that the longitudinal axis of the discharge mercury lamps can be placed perpendicular to the longitudinal axis of the housing.



 

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