CN219913338U - Purifier with sterilizing and filtering assembly - Google Patents

Abstract

The utility model discloses a purifier with a sterilizing and filtering component, which comprises: host computer, wind-force subassembly and filter unit, filter unit includes: the first conductive piece and the second conductive piece are distributed at two ends of the conductive filter screen perpendicular to the air inlet direction of the conductive filter screen, and the conductive filter screen is electrically connected with the first conductive piece and the second conductive piece; the host is internally provided with a high-voltage generator, and any one of the first conductive piece and the second conductive piece is electrically connected with the high-voltage generator to electrify the conductive filter screen. When the utility model is used, the conductive filter screen is electrified to generate an electric field, bacteria and viruses in the air flowing through the conductive filter screen are killed, the electric field ionizes the air to generate trace ozone, and the strong oxidizing property of the ozone can kill the viruses and the bacteria; the first conductive piece and the second conductive piece are simple in structure and installation, the overall size of the filter assembly is the same as that of a common filter screen, and the filter assembly can be used as the common filter screen when the high-voltage generator is not connected.

Description

Purifier with sterilizing and filtering assembly

Technical Field

The utility model relates to the technical field of purifying equipment, in particular to a purifier with a sterilizing and filtering component.

Background

With the continuous improvement of the living standard of people and the demands for living quality, the problems of air pollution and the like are more and more emphasized, and the pollution in the air mainly comprises dust, bacteria, viruses, peculiar smell and the like, which threatens the health of people, so that the air purifier is increasingly used in various places.

For the domestic air purifier on the market at present, the general structure comprises: the air flow outside the machine body is sucked through the suction force of the wind power system, and is discharged into the space again after being filtered by the filter screen.

However, the household air purifier in the prior art only specifically filters dust, particulate matters and the like, even though the HEPA filter is commonly used in recent years, only dust, particulate matters and a small part of bacteria can be filtered, and most of bacteria still are discharged into a space again along with purified air, so that the sterilizing effect is poor, and meanwhile, bacteria on the HEPA filter cannot be removed.

Disclosure of Invention

In view of this, the present utility model provides a purifier with a sterilizing filter assembly.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: a purifier with a sterilizing filter assembly comprising: host computer, assemble in wind-force subassembly and the filter component of host computer, filter component includes: the first conductive piece and the second conductive piece are distributed at two ends of the conductive filter screen perpendicular to the air inlet direction of the conductive filter screen, and the conductive filter screen is electrically connected with the first conductive piece and the second conductive piece; the high-voltage generator is arranged in the host, and any one of the first conductive piece and the second conductive piece is electrically connected with the high-voltage generator, so that the conductive filter screen is electrified.

When the technical product is used, the first conductive piece or the second conductive piece is electrically connected with the high-voltage generator, so that the conductive filter screen is electrified, an electric field is generated when the conductive filter screen is electrified, bacteria and viruses in air flowing through the conductive filter screen are killed, the electric field can ionize the air to generate trace ozone, and the strong oxidizing property of the ozone can kill the viruses and the bacteria; the purifier of the product can not only filter dust and small particles, but also kill viruses and bacteria; the first conductive piece and the second conductive piece are simple in structure, the installation mode is simple, the overall size of the filter assembly is the same as that of a common filter screen, and the filter assembly can be used as the common filter screen when the high-voltage generator is not connected.

As a preferable scheme of the utility model, the high-voltage generator is connected with a metal conductive terminal, the filter component is arranged in the host, and the metal conductive terminal is in contact connection with the first conductive piece or the second conductive piece; the first conductive piece or the second conductive piece is connected with high-voltage electricity, so that the filter assembly is convenient to install and remove.

As a preferable scheme of the utility model, two ends of the conductive filter screen are respectively provided with a filter screen end cover, the first conductive piece and the second conductive piece are respectively arranged at the filter screen end covers, and the first conductive piece and the second conductive piece are vertically corresponding; the filter screen end cover plays a supporting role on the conductive filter screen, and meanwhile, the conductive filter screen is convenient to put into the host.

As a preferable scheme of the utility model, the first side of the filter screen end cover in the forward direction forms a forward groove body for assembling the conductive filter screen; the opposite second side of the filter screen end cover forms a reverse groove body for assembling the first conductive piece and the second conductive piece, and the structure is compact.

As a preferable scheme of the utility model, the filter screen end cover is provided with perforations corresponding to the installation positions of the first conductive piece and the second conductive piece; the reverse groove body is internally provided with sealing cotton; when the filter component is installed in the host, the sealing cotton is connected with the inner wall of the host to play a role in sealing, so that air flow is prevented from entering the air cavity from a gap between the filter screen end cover and the inner wall of the host without being filtered by the conductive filter screen.

As a preferable scheme of the utility model, the section of the conductive filter screen is in an annular or polygonal shape, the first conductive piece and the second conductive piece are matched with the section of the conductive filter screen in shape, the filter components are assembled in the host at different angles, and the metal conductive terminal is in contact connection with the first conductive piece or the second conductive piece; when the device is installed, the device does not need to be positioned, and the assembly is more convenient.

In a preferred embodiment of the utility model, a space for the assembly of the filter assembly is formed in the main body, and the metal conductive terminal protrudes out of the space and is in contact connection with the first conductive member or the second conductive member.

As a preferable scheme of the utility model, the conductive filter screen is a HEPA filter screen, and the surface of the HEPA filter screen is coated with a conductive carbon powder layer.

Compared with the prior art, the utility model has the following beneficial technical effects:

1. on the basis of a traditional filtering assembly, the surface of the HEPA filter screen is coated with a conductive carbon powder layer to form a conductive filter screen, a first conductive piece and a second conductive piece are respectively arranged at the upper end and the lower end of the conductive filter screen, a high-voltage generator is connected to one conductive piece, the conductive filter screen is electrified to form an electric field, the electric field can disinfect and sterilize air flow in a runoff high-voltage electric field area, and small amount of ozone can be generated by ionizing air by the electric field to disinfect and sterilize; and at the same time, viruses and bacteria accumulated on the conductive filter screen are killed.

2. The first conductive piece and the second conductive piece are formed to be matched with the cross section shape of the filter screen, the metal conductive terminal is connected with the first conductive piece or the second conductive piece in a contact mode, the filter assembly is assembled in the host machine at different angles, electric connection can be achieved, the filter assembly does not need to be in a position, and installation is faster.

3. The first conductive piece and the second conductive piece are arranged on the end cover of the filter screen and are connected with the high-voltage generator through the metal conductive terminal, so that the filtering effect of the filter screen is not affected, and the filter assembly can be used as a common filter screen or a filter screen with a disinfection function after being electrified.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a purifier according to the present utility model;

FIG. 2 is an exploded view of the purifier of the present utility model;

FIG. 3 is a cross-sectional view of the purifier of the present utility model;

FIG. 4 is an exploded view of a filter assembly of the purifier of the present utility model;

FIG. 5 is a cross-sectional view of a filter assembly in a purifier according to the present utility model;

FIG. 6 is a schematic view of an assembly of a first structural shape of a filter assembly in a purifier according to the present utility model;

FIG. 7 is a schematic view of an assembly of a second construction shape of a filter assembly in a purifier according to the present utility model;

reference numerals illustrate:

host 100	High voltage generator 110	Metallic conductive terminal 120
				Wind power assembly 200
Filter assembly 300	First conductive element 310	Second conductive element 320	Conductive screen 330
				Filter screen end cap 340	Sealing cotton 350

Detailed Description

The utility model will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the utility model and therefore show only the structures which are relevant to the utility model.

In the description of the present utility model, it should be understood that the terms "longitudinal," "radial," "length," "width," "thickness," "upper," "lower," "left," "right," "front," "rear," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to FIGS. 1-4, a purifier with a sterilizing filter module, comprising: host 100, wind power assembly 200 assembled to host 100, and filter assembly 300, filter assembly 300 includes: the conductive filter screen 330, the first conductive element 310 and the second conductive element 320, wherein the first conductive element 310 and the second conductive element 320 are distributed at two ends of the conductive filter screen 330 perpendicular to the air inlet direction of the conductive filter screen 330, and the conductive filter screen 330 is electrically connected with the first conductive element 310 and the second conductive element 320; the high voltage generator 110 is disposed in the main unit 100, and any one of the first conductive member 310 and the second conductive member 320 is electrically connected to the high voltage generator 110 to energize the conductive screen 330.

When the air flows through the conductive filter screen 330, the conductive filter screen 330 can perform common filtering on dust, particulate matters, partial bacteria and the like in the air, so that the original functions are maintained; meanwhile, the conductive filter screen 330 generates an electric field after being electrified, and the electric field can kill bacteria and viruses in the air and can play a role in disinfection and sterilization.

Sterilization effect of electric field: the direct action is that under the action of an electric field, the mechanical compression action generated by electric energy can lead the cell membrane to generate irreversible deformation, so that the cell membrane is decomposed, and part or all of cytoplasm flows out, thereby leading to the final death of bacteria. The indirect effect is to produce some highly oxidative intermediates during electrolysis, such as ozone, which oxidizes the bacterial enzyme system as it penetrates the inside of the bacteria through the cell wall, causing the bacteria to die.

The first conductive member 310 and the second conductive member 320 may have various structural forms, in this embodiment, the first conductive member 310 and the second conductive member 320 are conductive metal sheets, and the conductive metal sheets are mounted at two ends of the conductive filter screen 330, or may be in contact conduction with the conductive filter screen 330, or connected with the conductive filter screen 330 by wires to achieve electrical connection.

In a general purifier, the wind power assembly 200 is disposed above the filter assembly 300, and the control circuit board is disposed above the filter assembly 300, so that the high voltage generator 110 is electrically connected to the first conductive member 310.

Further, the conductive filter 330 is a HEPA filter, and the surface of the HEPA filter is coated with a conductive carbon powder layer, and the HEPA filter has the functions of filtering dust, small particles and partial bacterial viruses.

Further, the connection between the high voltage generator 110 and the first conductive element 310 or the second conductive element 320 may also have various manners, but considering that the filter assembly 300 needs to be cleaned or replaced periodically, the filter assembly 300 needs to be disassembled and assembled, so that the conductive manner is selected to realize the conductivity and simultaneously meet the requirements of rapid and easy disassembly and assembly of the filter assembly 300.

The high voltage generator 110 is connected with a metal conductive terminal 120, the filter assembly 300 is installed in the host 100, and the metal conductive terminal 120 is in contact connection with the first conductive member 310 or the second conductive member 320.

Alternatively, the metal conductive terminal 120 may be an elastic conductive terminal capable of achieving tight contact connection with the first conductive member 310 or the second conductive member 320.

Further, the high voltage generator 110 provides a negative high voltage to the conductive screen 330.

Further, in order to facilitate the installation of the conductive screen 330, the first conductive member 310 and the second conductive member 320, the screen end caps 340 are respectively installed at both ends of the conductive screen 330, the conductive screen 330 is confined between the two screen end caps 340, and the first conductive member 310 and the second conductive member 320 are respectively installed at the screen end caps 340, and the first conductive member 310 and the second conductive member 320 correspond up and down.

Specifically, a forward first side of the screen end cap 340 forms a forward channel for the conductive screen 330 to fit; the opposite second side of the screen cap 340 forms an inverted channel for the first 310 and second 320 conductive members to fit.

The conductive filter screen 330 is installed in the forward groove, the two ends of the conductive filter screen 330 are partially coated by the filter screen end covers 340, and the installation of the conductive filter screen 330 is more stable; the first conductive member 310 and the second conductive member 320 are embedded in the reverse groove body, so that the overall appearance of the filter assembly 300 is more concise.

Further, the filter screen end cap 340 is provided with perforations corresponding to the positions where the first conductive element 310 and the second conductive element 320 are installed, and if the first conductive element 310 and the second conductive element 320 are electrically connected by wires, the wires can pass through the perforations to be distributed; the sealing cotton 350 is installed in the reverse tank body, and the sealing cotton 350 is used for sealing between the end surface of the filter assembly 300 and the inner wall of the space formed in the main machine 100 for installing the filter assembly 300, so as to limit the air flow to enter the air cavity through the conductive filter screen 330.

Further, the cross section of the conductive filter screen 330 is in a ring shape or a polygonal shape, the first conductive member 310 and the second conductive member 320 are matched with the cross section of the conductive filter screen 330, the filter assembly 300 is assembled in the host 100 at different angles, and the metal conductive terminal 120 is in contact connection with the first conductive member 310 or the second conductive member 320.

Here, referring to fig. 4-6, the cross section of the conductive filter 330 is annular, so the first conductive member 310 and the second conductive member 320 are also annular, the first conductive member 310 is installed on top of the conductive filter 330, the second conductive member 320 is installed at the bottom of the conductive filter 330, the conductive filter 330 is installed in the host 100 from top to bottom as shown in the orientation of fig. 2, and the conductive filter 330 can be installed in the host 100 without performing position correction when installed, the conductive filter 330 rotates to any angle around its axis, and the first conductive member 310 can be electrically contacted with the metal conductive terminal 120 after installation.

Alternatively, as shown in fig. 7, the conductive screen 330 has a square cross section, and the first wire member 310 and the second wire member 320 are also provided in a square shape.

When the conductive filter screen 330 is installed, the axis of the conductive filter screen is arbitrarily rotated by 90 degrees, so that the conductive filter screen can be accurately installed in the host 100, and the conductive filter screen is not required to be positioned, thereby being very convenient to use;

optionally, the conductive filter 330 may be configured as a regular triangle, so that the first wire member 310 and the second wire member 320 are also configured as regular triangles, and when installed, the conductive filter 330 can be installed in the host 100 correctly by rotating the axis of the conductive filter by 120 ° at will, and the use is very convenient.

Further, a space for assembling the filter assembly 200 is formed inside the main unit 100, and the metal conductive terminal 120 protrudes out of the space to be in contact with the first conductive member 310 or the second conductive member 320.

The specific structure of the purifier with the sterilizing filter unit is further described below:

the conductive filter screen 330 is ring-shaped, and is installed in the internal space of the host 100, the host 100 is provided with air inlet holes corresponding to the conductive filter screen 330, and the air inlet holes are all arranged around the periphery of the host 100, so that 360-degree air inlet can be realized. The wind power assembly 200 is generally installed in a wind cavity inside the main machine 100, and the wind power assembly 200 is located above the filtering assembly 300, and an air outlet is provided at the top of the main machine 100, for convenience of observation, the main machine 100 in fig. 2 is inverted, the conductive filter screen 330 is installed in the main machine 100 from top to bottom as shown in fig. 2, the high voltage generator 110 is installed in the main machine 100, and the metal conductive terminal of the high voltage generator 110 protrudes to facilitate connection with the first conductive member 310. When the fan assembly 200 operates, external air is sucked in from the air inlet of the host 100, dust and particulate matters are filtered by the filtering assembly 300, bacteria and viruses are killed, and purified air enters the air cavity and is sent out from the air outlet at the top of the host 100.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (8)

1. A purifier with a sterilizing filter assembly comprising: host computer, assemble in wind-force subassembly and filter element of host computer, its characterized in that:

the filter assembly includes: the first conductive piece and the second conductive piece are distributed at two ends of the conductive filter screen perpendicular to the air inlet direction of the conductive filter screen, and the conductive filter screen is electrically connected with the first conductive piece and the second conductive piece;

the high-voltage generator is arranged in the host, and any one of the first conductive piece and the second conductive piece is electrically connected with the high-voltage generator, so that the conductive filter screen is electrified.

2. The purifier with the sterilizing filter unit according to claim 1, wherein: the high-voltage generator is connected with a metal conductive terminal, the filter assembly is installed in the host, and the metal conductive terminal is in contact connection with the first conductive piece or the second conductive piece.

3. The purifier with the sterilizing filter unit according to claim 2, wherein: the two ends of the conductive filter screen are respectively provided with a filter screen end cover, the first conductive piece and the second conductive piece are respectively arranged at the filter screen end covers, and the first conductive piece and the second conductive piece are vertically corresponding.

4. A purifier with a sterilizing filter unit as recited in claim 3, wherein: a forward groove body for assembling the conductive filter screen is formed on the forward first side of the filter screen end cover; the opposite second side of the end cover of the filter screen forms an opposite groove body for assembling the first conductive piece and the second conductive piece.

5. The purifier with the sterilizing filter unit according to claim 4, wherein: the filter screen end cover is provided with perforations corresponding to the installation positions of the first conductive piece and the second conductive piece; and sealing cotton is arranged in the reverse groove body.

6. The purifier with the sterilizing filter unit according to claim 2, wherein: the section of the conductive filter screen is in an annular or polygonal shape, the first conductive piece, the second conductive piece and the conductive filter screen are matched in section shape, and the filter assembly is assembled in the host machine at different angles.

7. The purifier with the sterilizing filter unit according to claim 6, wherein: the inside of the host machine is provided with a space for assembling the filter assembly, and the metal conductive terminal protrudes out of the space and is in contact connection with the first conductive piece or the second conductive piece.

8. The purifier with the sterilizing filter unit according to claim 2, wherein: the conductive filter screen is a HEPA filter screen, and the surface of the HEPA filter screen is coated with a conductive carbon powder layer.