CN214841515U

CN214841515U - Device for eliminating virus and bacteria in air

Info

Publication number: CN214841515U
Application number: CN202022948563.7U
Authority: CN
Inventors: 赵志刚; 赵志强
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-08
Filing date: 2020-12-08
Publication date: 2021-11-23
Anticipated expiration: 2030-12-08

Abstract

The utility model discloses a device for eliminating virus and bacteria in air, which comprises a shell and a cover shell, wherein the cover shell is attached to the shell, a filter screen assembly and a fan are sequentially arranged in an inner cavity of the shell from left to right, one side of the fan is provided with a heating circuit and a high-voltage circuit, the heating circuit comprises a first electrode and a second electrode, the heating circuit is used for heating the first electrode and the second electrode, and the high-voltage circuit is used for providing high voltage for the first electrode and the second electrode; the utility model discloses collect the particulate matter in the air to can adsorb virus or bacterium, realize killing virus or bacterium through the form of high temperature heating, and can realize indoor air purification and disinfection function simultaneously.

Description

Device for eliminating virus and bacteria in air

Technical Field

The utility model relates to an air purification technical field specifically indicates a device of virus and bacterium in the elimination air.

Background

New coronavirus is abused all over the world, and after successful control of epidemic situation in early 2020 in China, sometimes foreign input cases occur all over the world, and the epidemic situation control cannot be ignored. With the continuous and deep understanding of the virus propagation mechanism, the control of the virus on the air propagation path is becoming an important means for blocking the spread of epidemic situations, and with the increasing severity of air pollution, the more frequent occurrence of haze weather and the incapability of guaranteeing the indoor air quality causes adverse effects on the respiratory system of the indoor human body.

In order to improve the indoor air quality, the air purifier is adopted in some places to filter particulate matters in the air, but the common air purifier can isolate or adsorb the particulate matters, but has small killing effect on bacteria and viruses, so people urgently need a device which can collect the particulate matters in the air, adsorb the viruses or the bacteria, kill the viruses or the bacteria in a high-temperature heating mode, and simultaneously realize the indoor air purification and disinfection functions to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a device for eliminating virus and bacteria in the air, which solves the problem of the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an eliminate device of virus and bacterium in air, includes casing and lid shell, the laminating of lid shell the casing, the casing inner chamber has from left to right set gradually filter screen subassembly, fan, one side of fan is equipped with heating circuit and high voltage circuit, heating circuit includes first electrode and second electrode, heating circuit is used for giving first electrode with the second electrode heating, high voltage circuit is used for giving first electrode with the second electrode provides the high pressure.

In the above technical solution, the inner cavity of the housing of the utility model is sequentially provided with a filter screen assembly and a fan from left to right, one side of the fan is provided with a heating circuit and a high voltage circuit, air enters the filter assembly in the housing from the outside of the housing through the grid holes on the cover, the filter screen assembly is reused to filter large-volume particles and living dust in the air layer by layer, the two ends of the two electrodes are connected with high voltage and the fan is started, the high voltage circuit is opened, fine particles left after being filtered by the filter screen assembly pass through the fan and reach the electrode channel of the additional heat absorbing module, the fine particles flow through the electric field area along with the air, the fine particles have electric charges under the action of the electrostatic field and move close to the surfaces of the two electrodes, the fine particles finally move to the electrodes and enter the micropores of the electrodes to be stored, then the high voltage circuit is disconnected, the heating circuit is closed, the electrode is used as a heating body to start heating, and viruses or bacteria carried by fine particles can be killed at high temperature after reaching a specified temperature, so that the functions of sterilization and air purification are achieved.

Preferably, the heating circuit includes first switch, first power, second power and second switch, first switch is connected with the one end of first electrode, and the other end is connected with the other end of first electrode through first power, the second switch is connected with the one end of second electrode, and the other end passes through the second power and is connected with the other end of second electrode, high voltage circuit includes third switch and high voltage generator, the one end and the first electrode one end of third switch are connected, and the other end passes through high voltage generator and second electrode interconnect.

In the technical scheme, the fan is started and the third switch is closed, the high voltage generator enables high voltage to be generated between the first electrode and the second electrode, so that air is ionized, the fan, the first electrode and the second electrode are matched, when fine particles filtered by the filter screen assembly flow through an electric field area along with the air, the fine particles with charges are charged due to air ionization, the fine particles with charges move towards the first electrode and the second electrode under the action of the electrostatic field, so that viruses or bacteria stored in the fine particles are adsorbed by the first electrode and the second electrode, then the third switch is opened and the fan is closed, the first switch and the second switch are closed, the first power supply and the second power supply respectively supply power to the first electrode and the second electrode, the first electrode and the second electrode generate heat due to current passing, so that the temperature is raised, and the viruses or bacteria carried by the fine particles are killed after the specified temperature is reached, reach the deactivation purpose, set up two powers at heating circuit, prevent heating circuit short circuit, it is safer to use.

Preferably, heating circuit includes first switch, first power and second switch, first power positive pole one end is connected with first electrode through first switch, first power negative pole one end is connected with the other end of first electrode through the fourth switch, first power positive pole one end is connected with the second electrode through the second switch, first power negative pole one end is connected with the other end of second electrode through the fifth switch, high voltage circuit includes third switch and high voltage generator, the one end and the first electrode one end of third switch are connected, and the other end passes through high voltage generator and second electrode interconnect.

In the technical scheme, the fan is started and the third switch is closed, the high voltage generator enables high voltage to be generated between the first electrode and the second electrode, so that air is ionized, the fan, the first electrode and the second electrode are matched, when fine particles filtered by the filter screen assembly flow through an electric field area along with the air, the fine particles with charges are charged due to air ionization, the fine particles with charges move towards the first electrode and the second electrode under the action of the electrostatic field, so that viruses or bacteria stored in the fine particles are adsorbed by the first electrode and the second electrode, then the third switch is opened and the fan is closed, the first switch, the second switch, the fourth switch and the fifth switch are closed, the first power supply simultaneously supplies power to the first electrode and the second electrode, the first electrode and the second electrode generate heat due to current passing, so that the temperature is raised, and the viruses or bacteria carried by the fine particles are killed after the temperature reaches a specified temperature, reach the deactivation purpose, set up two powers at heating circuit, prevent the heating circuit short circuit, it is safer to use, sets up a power in heating circuit, and when reducing the cost, heating circuit operation is normal.

Preferably, a plurality of electrode supports are fixed to the top end and the bottom end in the cavity of the shell through screws, the first electrode and the second electrode are supported and fixed between the electrode supports, a switch button corresponding to a control switch and a fan is arranged on the outer wall of one side, far away from the cover shell, of the shell, and a plurality of grid holes are formed in the outer wall, opposite to the cover shell, of the cover shell.

In the technical scheme, the electrode supports are respectively and fixedly arranged at the top end and the bottom end of the air flow channel in the cavity of the shell, and the electrode supports can support and fix the first electrode and the second electrode, so that the channel is reserved between the upper part and the lower part of the first electrode and the second electrode, and the circulation of fine particles is facilitated, so that the electrodes can adsorb viruses or bacteria in the fine particles; the outer wall of one side of the shell, which is far away from the cover shell, is provided with a first switch, a second switch, a third switch, a fourth switch, a fifth switch and a fan switch, for example, when the first switch is to be closed, the key of the ON index of the first switch is pressed, and when the first switch is to be disconnected, the key of the OFF index ON the first switch is pressed; all open a plurality of grid holes on the casing outer wall of the relative department of lid shell and lid shell, the grid hole is rectangular shape, is favorable to the utility model discloses the inflow or the outflow air in bigger space.

Preferably, at least one of the first electrode and the second electrode is a conductive microporous structure.

In the above technical solution, at least one of the first electrode and the second electrode is a microporous structure made of a conductive material, and the conductive microporous material is one of a carbon fiber conductive film or a metal fiber film; when the first electrode is a conductive microporous structure, the second electrode is a linear electrode, the microporous structure of the first electrode can adsorb and contain microorganisms in fine particles, the electrodes of the conductive microporous structure can rapidly kill viruses and bacteria by self-heating and temperature rise, when the second electrode is a linear electrode, a corresponding heating loop is not required to be configured, and the first electrode is introduced with high-voltage adsorbed microorganisms; when the first electrode and the second electrode are both in a conductive microporous structure, more viruses or bacteria can be adsorbed and contained; the microporous structure has not only increased the transmission path and the storage capacity of tiny particle thing in the electrode, thereby can also make tiny particle thing remove in attaching to the micropore in the electrode, the later stage of being convenient for kills virus or bacterium in the micropore through electrode self-heating.

Preferably, the upper surface of the first electrode and the lower surface of the second electrode are both provided with a gasket, and the gasket is made of a high-voltage insulating material.

In the technical scheme, the gasket is inserted between the first electrode and the top end of the cavity of the shell, the gasket is inserted between the second electrode and the bottom end of the cavity of the shell, and the gasket is made of one high-voltage insulating material of mica or ceramic, so that the laminating surface is tighter, and the shell is protected from being damaged due to heating of the electrodes; the gasket can reduce heat loss in the working process of the electrode, improve the working efficiency and play a role in insulation.

Preferably, the first electrode and the second electrode are parallel to each other, and the discharge position of the first electrode and the discharge position of the second electrode form a certain angle with the discharge position of the fan.

In the technical scheme, the first electrode and the second electrode are arranged in parallel at the upper part and the lower part of the cavity in the shell and are consistent with the air circulation direction, so that the wind resistance of fine particles flowing in an electrode channel is as small as possible; in the shell body cavity, the discharge position of first electrode and second electrode and the discharge position of fan are 180 degrees or other angles, and the discharge position angle is nimble for the fan conveys the passageway between first electrode and the second electrode with the fine particle more easily, thereby this utility model work efficiency promotes.

Preferably, the filter screen subassembly includes accurate filter screen, thickening HEPA filter screen, active carbon filter screen, cold catalyst filter screen.

In the technical scheme, the precise filter screen can separate large-particle pollutants such as hair, scurf and the like, and the service life of the filter screen at the back is prolonged; the thickened HEPA filter screen can primarily filter substances such as PM2.5 industrial and automobile dust pollen and the like, and control an allergen; the active carbon filter screen can adsorb the odors of formaldehyde, benzene, nicotine, TVOC oil smoke and the like; the cold catalyst filter screen can remove harmful gases such as formaldehyde, benzene, TVOC and the like; the air gets into from the grid hole of lid shell, and the air flow is through the filter screen layer upon layer, gets rid of impurity, smell and large granule in the air to make the quality of air promote, protect user's health.

Preferably, the bottom of the filter screen assembly is provided with a mounting seat, the mounting seat is U-shaped, a continuous groove is formed in the mounting seat, the filter screen assembly is placed in the groove and fixed in the groove, a plurality of pulleys are arranged at the bottom of the side face of the mounting seat, the pulleys are fixedly connected with the bottom of the side face of the mounting seat through screws, a convex block is arranged on the mounting seat, and the convex block abuts against the cover shell.

In the technical scheme, the bottom of the filter group is provided with a mounting seat, the front surface of the mounting seat is U-shaped, and the mounting seat is internally provided with continuous grooves, so that filter screens with different filter functions are placed in the grooves of the mounting seat one by one, and a precision filter screen, a thickened HEPA filter screen, an active carbon filter screen and a cold catalyst filter screen are respectively placed in the grooves of the mounting seat from left to right; if the bottom of the side surface of the mounting seat is provided with a plurality of pulleys, the mounting seat can be taken out from the cavity of the shell by utilizing the pulleys, so that a new filter screen is replaced or the position between the filter screens is adjusted; that one end that is close to the lid shell on the mount pad is provided with the lug, closes the casing when lid shell lid, and the lug supports and leans on the lid shell to avoid the mount pad to drive the filter screen and carry out the displacement.

Preferably, humidification device is installed to the casing upside, and humidification device includes the humidifier, and the humidifier side is equipped with out the fog hole, and humidifier internally mounted has the water absorber, and water absorber one end is connected with out fog hole one end, and the water absorber other end is installed through the draw-in groove embedding and is inhaled the straw, inhales the straw and extends to the aqua storage tank bottom of humidifier bottom, and the humidifier passes through threaded connection with the aqua storage tank and fixes.

Among the above-mentioned technical scheme, humidification device is installed to casing upside terminal surface, humidification device includes the humidifier, the humidifier is used for evaporating moisture conversion to vapor, when humidification device is opened to needs, add water at the aqua storage tank, press the button on the humidifier, the signal transmission to 51 singlechip of button, 51 singlechip controller starts water absorber and humidifier, water absorber can absorb the water of aqua storage tank through the suction pipe that absorbs and come to flow to the humidifier, the humidifier is with vapor conversion to vapor, vapor distributes to the surrounding environment through a fog outlet, thereby increase the air humidity in the environment, make the air stabilize in healthy reasonable state, alleviate skin drying, avoid inducing all kinds of respiratory system diseases.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses different with contact degassing unit such as present general alcohol mode, the utility model discloses a collect slight particulate matter in the air, concentrate the particulate matter in the air and all kinds of viruses or the bacterium attached to it and store in collecting internally, will attach to the virus or the bacterium of particulate matter surface or inside through the form of collecting body self physics high temperature heating again and kill.

2. The inner cavity of the shell of the utility model is provided with the filter screen component, the filter screen component can filter the hair and the hair in life, filter and adsorb the odors of formaldehyde, benzene, nicotine, TVOC oil smoke and the like in the air, filter allergens such as pollen, dust and the like, discharge the filtered air into the surrounding environment, and improve the quality of the air; the filter screen subassembly bottom is provided with the mount pad, and the mount pad is the U font, is provided with continuous recess in the mount pad for different filter function's filter screen is placed one by one at the recess internal fixation of mount pad, when one of them filter screen of filter screen subassembly needs to be changed, need not take out the replacement with one of the filter screen, utilizes the pulley directly to pull out the mount pad, can easily replace the filter screen, after the replacement succeeds, with the mount pad pull-in the casing cavity can, simple and convenient.

3. The utility model discloses humidification device is installed to casing upside terminal surface, humidification device includes the humidifier, the humidifier is used for evaporating moisture conversion to vapor, when humidification device is opened to needs, add water at the aqua storage tank, press the button on the humidifier, the signal transmission to 51 singlechip of button, 51 singlechip controller starts water absorber and humidifier, water absorber can absorb the water of aqua storage tank through the suction pipe and come the circulation to humidifier, the humidifier is converted into vapor with water, vapor distributes to the surrounding environment through going out the fog hole, thereby increase the air humidity in the environment, make the air stabilize in healthy reasonable state, alleviate skin drying, avoid inducing all kinds of respiratory system diseases.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a perspective view of the present invention;

fig. 2 is a side sectional view of the present invention;

fig. 3 is a diagram of the heating circuit and high voltage circuit of the present invention;

fig. 4 is another heating circuit and high voltage circuit diagram of the present invention;

fig. 5 is a perspective view of the first and second electrodes of the present invention;

fig. 6 is a rear view of the present invention;

FIG. 7 is a structural view of the humidifying device of the present invention;

reference numbers in the figures: 1. a cover shell; 2. a pulley; 3. a precision filter screen; 4. thickening a HEPA filter screen; 5. an active carbon filter screen; 6. a cold catalyst filter screen; 7. a mounting seat; 8. A fan; 9. grid holes; 10. a gasket; 11. a housing; 12. a water suction pipe; 13. A water storage tank; 14. a humidifier; 15. a bump; 16. an electrode holder; 17. a mist outlet; 18. a groove; 19. a water absorber.

K1, a first switch; k2, a second switch; k3, a third switch; k4, fourth switch; k5, a fifth switch; e1, a first electrode; e2, a second electrode; VCC1, a first power supply; VCC2, a second power supply; VCC3, high voltage generator.

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.

As shown in fig. 1 to 4, a filter screen assembly and a fan 8 are sequentially arranged in an inner cavity of a casing 11 from left to right, a heating circuit and a high-voltage circuit are arranged on the right side of the fan 8, air enters the filter assembly in the casing 11 from the outside of the casing 11 through a grid hole 9 on a cover shell 1, large-volume particles and living dust in the air are filtered layer by the filter screen assembly, high voltage is applied to two ends of two electrodes, the fan is started, the high-voltage circuit is started, fine particles left after being filtered by the filter screen assembly pass through the fan 8 to reach an electrode channel of an additional heat absorption module, the fine particles flow through an electric field area along with the air, charges are carried due to the action of an electrostatic field and move close to the surfaces of the two electrodes, the fine particles finally move to the electrodes and enter micropores of the electrodes to be stored, then the high-voltage circuit is disconnected, and the heating circuit is closed, the electrode is used as a heating body to start heating, and viruses or bacteria carried by fine particles can be killed at high temperature after reaching a specified temperature, so that the functions of sterilization and air purification are achieved.

As shown in fig. 3, the heating circuit includes a first switch K1, a first power source VCC1, a second power source VCC2, and a second switch K2, the first switch K1 is connected to one end of the first electrode E1, and the other end is connected to the other end of the first electrode E1 through the first power source VCC1, the second switch K2 is connected to one end of the second electrode E2, and the other end is connected to the other end of the second electrode E2 through the second power source VCC2, the high voltage circuit includes a third switch K3 and a high voltage generator VCC3, one end of the third switch K3 is connected to one end of the first electrode E1, and the other end is connected to the second electrode E2 through the high voltage generator VCC 3; when the heating circuit is turned on, the fan 8 is started and the third switch K3 is closed, the high voltage generator VCC3 generates high voltage between the first electrode E1 and the second electrode E2, so as to ionize the air, the fan 8, the first electrode E1 and the second electrode E2 cooperate to make the fine particles filtered by the filter screen assembly charged due to the ionization of the air when the fine particles flow through the electric field area along with the air, the fine particles charged under the action of the electrostatic field move in both directions of the first electrode E1 and the second electrode E2, so that the first electrode E1 and the second electrode E2 adsorb the virus or bacteria stored in the fine particles, after that the third switch K3 is turned off and the fan 8 is turned off, the first switch K1 and the second switch K2 are closed, the first power supply VCC1 and the second power supply 2 respectively supply power to the first electrode E1 and the second electrode E2, the first electrode E1 and the second electrode E2 generate heat due to the current passing through the VCC switch K2, thereby raising the temperature, and killing the virus or bacteria carried by the fine particles after reaching the specified temperature to achieve the purpose of inactivation; the high-voltage generator VCC3 is of a skynet brand TW-DC-G01 type but is not limited to the type; two power supplies are arranged on the heating circuit, so that the heating circuit is prevented from being short-circuited, and the use is safer.

As shown in fig. 4, the heating circuit includes a first switch K1, a first power source VCC1, and a second switch K2, one positive terminal of the first power source VCC1 is connected to the first electrode E1 through the first switch K1, one negative terminal of the first power source VCC1 is connected to the other terminal of the first electrode E1 through the fourth switch K4, one positive terminal of the first power source VCC1 is connected to the second electrode E2 through the second switch K2, one negative terminal of the first power source VCC1 is connected to the other terminal of the second electrode E2 through the fifth switch K5, the high voltage circuit includes a third switch K3 and a high voltage generator VCC3, one terminal of the third switch K3 is connected to one terminal of the first electrode E1, and the other terminal is connected to the second electrode E2 through the high voltage generator VCC 3; when the heating circuit is turned on, the fan 8 is started and the third switch K3 is closed, the high voltage generator VCC3 generates high voltage between the first electrode E1 and the second electrode E2, so that air is ionized, the fan 8, the first electrode E1 and the second electrode E2 cooperate to make the fine particles filtered by the filter screen assembly charged due to the ionization of air and move in both directions toward the first electrode E1 and the second electrode E2 when the fine particles flow through the electric field area along with the air, so that the first electrode E1 and the second electrode E2 adsorb the virus or bacteria stored in the fine particles, and then the third switch K3 is turned off and the fan 8 is turned off, the first switch K1, the second switch K2, the fourth switch K4 and the fifth switch K5 are closed, the first power supply 1 simultaneously supplies power to the first electrode E1 and the second electrode E2, and the first electrode E1 and the second electrode E2 are heated by the current, thereby raising the temperature, and killing the virus or bacteria carried by the fine particles after reaching the specified temperature to achieve the purpose of inactivation; the high-voltage generator VCC3 is of a skynet brand TW-DC-G01 type but is not limited to the type; the heating circuit is provided with the two power supplies, so that the heating circuit is prevented from being short-circuited, the use is safer, and the power supply is arranged in the heating circuit, so that the cost is reduced, and the heating circuit operates normally.

As shown in fig. 2, 5 and 6, the electrode holder 16 is L-shaped, the two electrode holders 16 are fixedly connected to the top end of the cavity of the housing 11 by screws, the first electrode E1E1 is clamped between the two electrode holders 16, the two electrode holders 16 are mounted at the bottom end of the cavity of the housing 11, the two electrode holders 16 are fixedly connected to the bottom end of the cavity of the housing 11 by screws, the second electrode E2E2 is clamped between the two electrode holders 16, and a channel is left between the upper part and the lower part of the first electrode E1 and the second electrode E2, which is favorable for the flow of fine particles, so that the electrodes can adsorb viruses or bacteria in the fine particles; the outer wall of the side of the casing 11 far away from the cover shell 1 is provided with a first switch K1, a second switch K2, a third switch K3, a fourth switch K4, a fifth switch K5 and a button for switching the fan 8, for example, when the first switch K1 is to be closed, the button for switching OFF the index of the first switch K1ON is pressed, and when the first switch K1 is to be opened, the button for switching OFF the index on the first switch K1 is pressed; all open a plurality of grid holes 9 on the 11 outer walls of casing of the relative department of lid shell 1 and lid shell, grid hole 9 is rectangular shape, is favorable to the utility model discloses bigger space the inflow or the outflow air.

As shown in fig. 5, at least one of the first electrode E1 and the second electrode E2 is a microporous structure made of a conductive material, and the conductive microporous structure is made of one of a carbon fiber conductive film or a metal fiber conductive film; when the first electrode E1 is a conductive microporous structure, the second electrode E2 is a linear electrode, the microporous structure of the first electrode E1 can adsorb and contain microorganisms in fine particles, the electrodes of the conductive microporous structure can rapidly kill viruses and bacteria by self-heating and temperature rise, when the second electrode E2 is a linear electrode, a corresponding heating loop does not need to be configured, and the first electrode E1 is connected with high voltage to adsorb the microorganisms; when the first electrode E1 and the second electrode E2 are both conductive microporous structures, more viruses or bacteria can be adsorbed and contained; the microporous structure has not only increased the transmission path and the storage capacity of tiny particle thing in the electrode, thereby can also make tiny particle thing remove in attaching to the micropore in the electrode, the later stage of being convenient for kills virus or bacterium in the micropore through electrode self-heating.

As shown in fig. 2 and 5, the gasket 10 is disposed on both the upper surface of the first electrode E1 and the lower surface of the second electrode E2, the gasket 10 is inserted between the first electrode E1 and the top end of the cavity of the housing 11, the gasket 10 is inserted between the second electrode E2 and the bottom end of the cavity of the housing 11, and the gasket 10 is made of one of mica and ceramic, which is a high-voltage insulating material, so that the bonding surface is more compact, and the housing 11 is protected from being damaged by heat generated by the electrodes; when the electrode starts to work, the gasket 10 can reduce the loss of heat in the working process of the electrode, improve the working efficiency and play a role in insulation.

As shown in fig. 2, the first electrode E1 and the second electrode E2 are arranged in parallel at the upper part and the lower part of the cavity in the housing 11, when the fine particles filtered by the filter screen assembly flow between the first electrode E1 and the second electrode E2, the wind resistance of the fine particles in the electrode channels is smaller due to the parallel arrangement of the electrodes; casing 11 intracavity, fan 8 sets up the right side at the filter screen subassembly, and fan 8's right side is located to first electrode E1 and second electrode E2, and the discharge position of first electrode E1 and second electrode E2 and fan 8 is 180 degrees or other angles, and the discharge position angle is nimble for the fan conveys the passageway between first electrode E1 and the second electrode E2 with the fine particle more easily, thereby improves the utility model discloses work efficiency.

As shown in fig. 1 and 2, when the air gets into from the grid hole 9 of lid shell 1, the air passes through the precision filter screen 3 of first layer, can the separation hair, large granule pollutants such as dander, the life-span of extension filter screen at the back, later thickening HEPA filter screen 4 through the second floor, can just filter PM2.5 industry and matters such as car dust pollen, the control allergen, the air passes through the active carbon filter screen 5 of third layer, can adsorb smells such as formaldehyde, benzene, nicotine, TVOC oil smoke, the air can get rid of harmful gas such as formaldehyde through the cold catalyst filter screen 6 of fourth layer, benzene, TVOC, thereby make the quality of air promote, protect user's health.

As shown in fig. 1 and 2, the bottom of the filter screen assembly is provided with a mounting seat 7, the mounting seat 7 is U-shaped, the mounting seat 7 is internally provided with continuous grooves 18, so that filter screens with different filter functions are placed in the grooves 18 of the mounting seat 7 one by one and fixed, the mounting seat is respectively provided with a precision filter screen 3, a thickened HEPA filter screen 4, an active carbon filter screen 5 and a cold catalyst filter screen 6 in the grooves from left to right, the bottom of the side surface of the mounting seat 7 is provided with a plurality of pulleys 2, the pulleys 2 are fixedly connected with the bottom of the side surface of the mounting seat 7 through screws, when one filter screen of the filter screen assembly needs to be replaced, the filter screens do not need to be taken out and replaced one by one, the pulleys 2 are used for directly pulling out the mounting seat 7, the filter screens can be replaced easily, and after the replacement is successful, the mounting seat 7 is pulled into the cavity of the shell 11, which is simple and convenient; a convex block 15 is arranged at one end of the mounting seat 7 close to the cover shell 1, and when the cover shell 1 covers the shell body 11, the convex block 15 is abutted against the cover shell 1, so that the mounting seat 7 is prevented from driving the filter screen to move; when the filter screen needs to be replaced, the cover shell 1 is opened, and the mounting seat 7 can be easily pulled out through the lug 15.

As shown in fig. 1, 2 and 7, a humidifying device is mounted on the upper side of the housing 11, the humidifying device includes a humidifier 14, a mist outlet 17 is arranged at the side end of the humidifier 14, a water absorber 19 is mounted inside the humidifier 14, one end of the water absorber 19 is connected with one end of the mist outlet 17, a water absorbing suction pipe 12 is embedded into the other end of the water absorber 19 through a clamping groove, the water absorbing suction pipe 12 extends to the bottom inside the water storage tank 13 at the bottom of the humidifier 14, and the humidifier 14 and the water storage tank 13 are fixedly connected through threads; the humidifier 14 is an evaporator and is used for evaporating water to form water vapor, when a humidifying device needs to be started, water is added into the water storage tank 13, keys on the humidifier 14 are pressed, signals of the keys are transmitted to the 51 single-chip microcomputer, the 51 single-chip microcomputer starts the water absorber 19 and the humidifier 14, the water absorber 19 absorbs the water in the water storage tank 13 through the water absorbing suction pipe 12 to flow to the humidifier 14, the humidifier 14 converts the water into the water vapor, and the water vapor is emitted to the surrounding environment through the mist outlet 17, so that the air humidity in the environment is increased, the air is stabilized in a healthy and reasonable state, the skin dryness is relieved, and various respiratory system diseases are prevented from being induced.

The working principle is as follows: the high-voltage generator VCC3 and the fan 8 are started, air enters from the grating hole 9 of the cover shell 1, the air passes through the first layer of the precise filter screen 3, large-particle pollutants such as hair and scurf can be separated, the service life of the filter screen at the back is prolonged, then the air passes through the thickened HEPA filter screen 4, substances such as PM2.5 industry and automobile dust and pollen can be primarily filtered, the allergen is controlled, the air passes through the third layer of the active carbon filter screen 5, odors such as formaldehyde, benzene, nicotine and TVOC can be adsorbed, the air passes through the fourth layer of the cold catalyst filter screen 6, harmful gases such as formaldehyde, benzene and TVOC can be removed, the high-voltage generator VCC3 enables high voltage to be generated between the first electrode E1 and the second electrode E2, thereby the air flowing through is ionized, and further fine particles in the air are charged, when the fan 8, the first electrode E1 and the second electrode E2 are matched, so that the fine particles filtered by the filter screen assembly flow through an electric field area along with the air, the electrostatic field moves towards the first electrode E1 and the second electrode E2, so that the first electrode E1 and the second electrode E2 adsorb and store fine particles, virus or bacteria are stored, the fan 8 and the high-voltage generator VCC3 are turned off, the first switch K1 and the second switch K2 are turned on, the first electrode E1 and the second electrode E2 are heated up due to the flowing of self current, and the virus or bacteria carried by the fine particles are killed after the specified temperature is reached, so that the purpose of inactivation is achieved.

When the humidifying device needs to be started, water is added into the water storage tank 13, keys on the humidifier 14 are pressed, signals of the keys are transmitted to the 51 single-chip microcomputer, the 51 single-chip microcomputer controller starts the water absorber 19 and the humidifier 14, the water absorber 19 absorbs the water in the water storage tank 13 through the water absorption suction pipe 12 to flow to the humidifier 14, the humidifier 14 converts the water into water vapor, and the water vapor is emitted to the surrounding environment through the mist outlet 17, so that the air humidity in the environment is increased, the air is stabilized in a healthy and reasonable state, the dryness of the skin is relieved, and various respiratory system diseases are prevented from being induced.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A device for eliminating viruses and bacteria in air comprises a shell (11) and a cover shell (1), wherein the cover shell (1) is attached to the shell (11), and is characterized in that: casing (11) inner chamber has set gradually filter screen subassembly, fan (8) from left to right, one side of fan (8) is equipped with heating circuit and high voltage circuit, heating circuit includes first electrode (E1) and second electrode (E2), heating circuit is used for giving first electrode (E1) with second electrode (E2) heating, high voltage circuit is used for giving first electrode (E1) with second electrode (E2) provides the high pressure.

2. The apparatus for eliminating viruses and bacteria in the air according to claim 1, wherein: the heating circuit comprises a first switch (K1), a first power supply, a second power supply and a second switch (K2), wherein the first switch (K1) is connected with one end of a first electrode (E1), the other end of the first switch is connected with the other end of the first electrode (E1) through the first power supply (VCC1), the second switch (K2) is connected with one end of the second electrode (E2), the other end of the second switch is connected with the other end of the second electrode (E2) through the second power supply (VCC2), the high-voltage circuit comprises a third switch (K3) and a high-voltage generator (VCC3), one end of the third switch (K3) is connected with one end of the first electrode (E1), and the other end of the third switch is connected with the second electrode (E2) through the high-voltage generator (VCC 3).

3. The apparatus for eliminating viruses and bacteria in the air according to claim 1, wherein: the heating circuit comprises a first switch (K1), a first power supply (VCC1) and a second switch (K2), wherein one end of the positive pole of the first power supply (VCC1) is connected with a first electrode (E1) through a first switch (K1), one end of the negative pole of the first power supply (VCC1) is connected with the other end of the first electrode (E1) through a fourth switch (K4), one end of the positive pole of the first power supply (VCC1) is connected with a second electrode (E2) through a second switch (K2), one end of the negative pole of the first power supply (VCC1) is connected with the other end of the second electrode (E2) through a fifth switch (K5), the high-voltage circuit comprises a third switch (K3) and a high-voltage generator (VCC3), one end of the third switch (K84) is connected with one end of the first electrode (E1), and the other end of the third switch (VCC 37 3) is connected with the second electrode (E2).

4. The apparatus for eliminating viruses and bacteria in the air according to claim 1, wherein: top and bottom are fixed with a plurality of electrode holder (16) through the mounting screw in casing (11) cavity, support fixed first electrode and second electrode between electrode holder (16), are provided with the switch that corresponds control switch and fan (8) on casing (11) keep away from one side outer wall of lid shell (1), lid shell (1) with all seted up a plurality of grid holes (25) on the outer wall of lid shell (1) relative department.

5. The apparatus for eliminating viruses and bacteria in the air according to claim 1, wherein: at least one of the first electrode (E1) and the second electrode (E2) is a conductive microporous structure.

6. The apparatus for eliminating viruses and bacteria in the air according to claim 1, wherein: gaskets (10) are arranged on the upper surface of the first electrode (E1) and the lower surface of the second electrode (E2), and the gaskets (10) are made of high-voltage insulating materials.

7. The apparatus for eliminating viruses and bacteria in the air according to claim 1, wherein: the first electrode (E1) and the second electrode (E2) are positioned parallel to each other, and the discharge positions of the first electrode (E1) and the second electrode (E2) are at an angle to the discharge position of the fan (8).

8. The apparatus for eliminating viruses and bacteria in the air according to claim 1, wherein: the filter screen component comprises a precision filter screen (3), a thickening HEPA filter screen (4), an active carbon filter screen (5) and a cold catalyst filter screen (6).

9. The apparatus for eliminating viruses and bacteria in the air according to claim 1, wherein: filter screen subassembly bottom is provided with mount pad (7), mount pad (7) are the U font, be provided with continuous recess (18) in mount pad (7), the filter screen subassembly is placed recess (18) internal fixation, mount pad (7) side bottom is equipped with a plurality of pulley (2), pulley (2) through the screw with mount pad (7) side bottom fixed connection, be provided with lug (15) on mount pad (7), lug (15) support and lean on cover shell (1).

10. The apparatus for eliminating viruses and bacteria in the air according to claim 1, wherein: humidification device is installed to casing (11) upside, humidification device includes humidifier (14), humidifier (14) side is equipped with out fog hole (17), humidifier (14) internally mounted has water absorber (19), water absorber (19) one end with it connects to go out fog hole (17) one end, water absorber (19) other end is installed through the draw-in groove embedding and is inhaled straw (12), it extends to absorb water straw (12) bottom in aqua storage tank (13) of humidifier (14) bottom, humidifier (14) with aqua storage tank (13) are fixed through threaded connection.