KR102446887B1 - Ventilation system equipped with antiviral filters and control method thereof - Google Patents

Abstract

The present invention comprises: a cabinet having an outer air hole, a ventilation hole, an exhaust hole, and an air supply hole, and being installed at a flow path connecting the indoor area to the outdoor area of a building; a bypass duct which connects the outer air hole to the ventilation hole; a dividing panel which divides the inside of the cabinet into a first space connected to the outer air hole, a second space connected to the ventilation hole, a third space connected to the exhaust hole, a fourth space connected to the air supply hole, and a fifth space at which the bypass duct is provided; an electrothermal element which provides heat exchange to the air passing through the cabinet; a filter installed in the first space in the cabinet; a bypass interval provided between the electrothermal element and the filter, and connected to the space provided at the bypass duct; and a light plasma generator which is installed at the bypass interval, and projects ultraviolet rays to exterminate viruses or bacteria included in the air passing through the bypass interval. Here, the air supplied to the bypass interval from the fifth space may pass through the electrothermal element without passing through the filter. Therefore, dew condensation and mold can be prevented.

Description

Ventilation system equipped with antiviral filters and control method thereof {Ventilation system equipped with antiviral filters and control method thereof}

The present invention relates to a ventilation device having an antiviral filter and a control method therefor, and more particularly, it can eradicate a virus contained in the air flowing into the room, and when the virus contained in the indoor air is detected, the indoor air It relates to a ventilation device having an antiviral filter capable of eradicating viruses by circulating and preventing mold from growing by preventing condensation from occurring on thermoelectric elements and a control method thereof.

The indoor air we live in is polluted by various factors, and for a comfortable life, ventilation is essential to expel the polluted indoor air to the outdoors and to introduce the outdoor air into the room.

In particular, in a place where many people stay in a narrow space such as an office or a vehicle, it is necessary to ventilate the room from time to time. Various types of ventilation devices for

These ventilation devices have been developed as follows to implement various functions.

Patent Publication No. 10-2017-0006823 discloses a ventilation device having a bypass function, and the ventilation device according to the prior art includes an inflow path guiding outdoor air to be introduced into the room, and indoor air A casing provided with an exhaust passage guiding the exhaust to the outdoors, a total heat exchanger that is mounted inside the casing so that the inflow passage and the exhaust passage are connected to each other, and exchanges heat between the outdoor air flowing into the inflow passage and the indoor air exhausted through the exhaust passage; , an exhaust bypass passage provided on the outside of the casing and guiding indoor air discharged through the exhaust passage to pass through the exhaust passage without passing through the total heat exchanger; and a bypass member including an inflow bypass passage guiding the passage through the inflow passage, a first damper opening and closing the discharge bypass passage, and a second damper opening and closing the inflow bypass passage.

Therefore, it minimizes indoor heat loss in winter or summer when the temperature difference between indoor and outdoor is large, and reduces air flow resistance in spring or autumn.

In addition, Korean Patent Publication No. 10-1455212 describes a dew condensation prevention type ventilation system, and in the ventilation device according to the prior art, a ventilation unit is installed in a separate installation space formed between an indoor and an outdoor space, In a ventilation system in which incoming air and air discharged from the room to the outdoors exchange heat with each other in the ventilation unit, it is installed in the air transport path dividing the room and the installation space so that the indoor air is transferred to the air transport path of the installation space. and a first anti-condensation damper for preventing condensation from occurring in the installation space due to a temperature difference between the indoor air and the air in the installation space by blocking the transfer to the .

As such, ventilation devices have been developed in various directions, and the above-described technologies lack the management function according to the replacement and cleaning of the filter proposed by the present applicant.

On the other hand, Registered Patent Publication No. 10-0962072 discloses a filter replacement time notification device and method for a ventilation system, and the ventilation device according to the prior art includes an air supply duct for supplying outdoor air to a residential space by an air supply fan, A filter provided inside the supply air duct to filter out pollutants in the outdoor air, an exhaust duct that exhausts indoor air in a residential space to the outdoors by an exhaust fan, and outdoor air and indoor air supplied/exhausted by an air supply and exhaust fan. In a ventilation system including a heat exchanger for exchanging air, an input unit for setting a fixed rotation speed of a driving motor that rotates an air supply fan, and a power supply unit for supplying an operating voltage (or operating current) corresponding to the fixed rotation speed of the driving motor And, a rotation speed measurement unit that measures the number of rotations of the drive motor that is variable (increased) by the differential pressure caused by contamination of the filter and determines whether it is similar to the fixed rotation speed, and the number of rotations measured by the rotation speed measurement unit a feedback unit that feeds back the operating voltage (or operating current) of the power supply in a down state so that the driving motor has a measured rotation speed corresponding to the fixed rotation speed when the fixed rotation speed is not similar; A filter that measures the pollution degree of the filter by detecting the operating voltage (or operating current) of the driving motor fed back to the state and determining whether it corresponds to the reference voltage (or reference current) corresponding to the filter replacement time preset by the input unit There is provided a filter replacement timing notification device of the ventilation system including an exchange determination unit.

The background technology of the present invention is disclosed in Republic of Korea Patent Publication No. 10-2100075 (April 13, 2020 announcement, title of invention: ventilation system capable of filter management and airflow reduction prevention).

The ventilation device according to the prior art has a problem in that a user living or working indoors may be infected with the virus because a separate technical configuration for removing the virus contained in the external air flowing into the room is not provided.

In addition, since the ventilation device according to the prior art is provided as an integral type in which the heating element and the filter are installed in close contact, air must pass through both the filter and the electric heat exchanger when the dew condensation prevention operation or the sterilization operation is in progress, so that the static pressure is increased and power consumption is increased. There is a problem that increases.

Therefore, there is a need to improve it.

The present invention can eradicate the virus contained in the air flowing into the room, and when the virus contained in the indoor air is detected, the virus can be eradicated by circulating the indoor air. An object of the present invention is to provide a ventilation device having an antiviral filter capable of preventing colonization and a method for controlling the same.

The present invention provides a cabinet having an outdoor vent, a ventilation vent, an exhaust vent, and an air supply vent, the cabinet being installed in a flow path connecting the indoor and outdoor areas of a building; a heat transfer element providing heat exchange to the air passing through the cabinet; a filter installed in a space connected to the external device inside the cabinet; an antiviral filter installed adjacent to the filter to filter out viruses contained in the air passing through the filter; and a bypass interval provided between the heating element and the filter and connected to a space provided in the bypass duct.

In addition, the present invention, a cabinet having an outdoor vent, a ventilation vent, an exhaust vent and an air supply vent, and installed in a flow path connecting the indoor and outdoor areas of a building; a bypass duct connecting the outdoor device and the ventilation hole; A fifth space provided with a first space connected to the outside of the cabinet, a second space connected to the ventilation port, a third space connected to the exhaust port, a fourth space connected to the air supply port, and the bypass duct. a partition panel that partitions into a space; a heat transfer element providing heat exchange to the air passing through the cabinet; a filter installed in the first space inside the cabinet; a bypass interval provided between the heating element and the filter and connected to a space provided in the bypass duct; and a photoplasma generator installed in the bypass interval and irradiating ultraviolet rays to eradicate viruses or bacteria contained in the air passing through the bypass interval, wherein the air supplied from the fifth space to the bypass interval is filtered through the filter. It is characterized in that it can be supplied to pass through the heating element without passing through.

In addition, the partition panel of the present invention is installed to partition the first space, the second space, and the fifth space up and down, and the partition panel has, in the partition panel, partitioning the first space and the second space. A first blocking panel and a second blocking panel partitioning the first space and the third space are provided, and the case in which the heat transfer element and the filter are installed has a first blocking panel for blocking the third space and the fourth space. It is characterized in that the third blocking panel is provided.

In addition, in the partition panel of the present invention, a first damper for connecting or blocking the first space and the space provided with the bypass duct is installed, and the space provided with the bypass duct and the space provided with the bypass duct are connected or blocked a second damper is installed, a third damper connecting or blocking the third space and the bypass duct is installed, and a fourth damper comprising a three-way damper is installed in the external pipe installed in the external pipe, A fifth damper comprising a three-way damper is installed in the ventilation pipe installed in the ventilation port.

In addition, in the present invention, (a) when a dew condensation prevention operation or a sterilization operation is started in a ventilation device having a bypass gap between the filter and the heat transfer element, the second damper is opened so that the bypass space is connected to the space provided with the bypass duct. to do; and (b) driving an air supply fan installed in the air supply pipe so that air passes through the bypass interval.

In addition, when the anti-condensation operation is started in step (a) of the present invention, the first damper is closed so that the first space and the space provided with the bypass duct are blocked, and the fourth damper provided in the external pipe is closed. and opening a fifth damper provided in the ventilation pipe toward the bypass duct, opening a third damper provided in the bypass duct toward a space in which the bypass duct is provided, driving the air supply fan, and closing the air supply pipe Accordingly, after the indoor air supplied into the cabinet is moved along the bypass duct to the space provided with the bypass duct, it passes through the second damper and moves at the bypass interval, and after passing through the heat transfer element, toward the air supply port. It is supplied and characterized in that it is circulated into the room.

In addition, when the sterilization operation is started in step (a) of the present invention, the first damper is closed so that the space provided with the first space and the bypass duct is blocked, and the fourth damper provided in the external pipe is closed, , open the fifth damper provided in the ventilation pipe toward the bypass duct, open the third damper provided in the bypass duct toward the space where the bypass duct is provided, and supply power to the optical plasma generator provided at the bypass interval The air supply fan is driven while supplying, and the indoor air supplied into the cabinet along the air supply pipe is moved along the bypass duct to the space provided with the bypass duct and then passes through the second damper and moves at the bypass interval. It is characterized in that the ultraviolet light irradiated from the optical plasma generator is irradiated, is supplied to the air supply side after passing through the heating element, and is circulated into the room.

In addition, in step (a) of the present invention, when a virus is detected in the indoor air by the operation of a virus detection sensor installed in the room, the sterilization operation is performed.

A ventilation device having an antiviral filter according to the present invention and a control method thereof include a bypass gap between the heating element and the filter, and a photoplasma generator is installed in the bypass gap, so that viruses contained in outdoor air flowing into a room are removed. It can be eradicated, which has the advantage of protecting the health of workers living or working indoors.

In addition, in the ventilation device having an antiviral filter according to the present invention and the control method thereof, since a bypass gap is provided between the heat transfer element and the filter, the air does not pass through the filter and passes through the bypass gap provided with the optical plasma generator. It is possible to provide a flow path through the device, thereby reducing the resistance of the blowing air when the sterilization operation or the dew condensation prevention operation is in progress, thereby reducing the generation of static pressure and reducing power consumption during operation.

1 is an exploded perspective view showing a ventilation device having an antiviral filter according to an embodiment of the present invention.
Figure 2 is a cross-sectional view showing a ventilation device having an antiviral filter according to an embodiment of the present invention.
3 is a cross-sectional view showing the bypass duct and the bypass guide of the ventilation device having an antiviral filter according to an embodiment of the present invention.
4 is an operational state diagram illustrating a ventilation operation of a ventilation device having an antiviral filter according to an embodiment of the present invention.
5 is an operational state diagram illustrating an indoor filtering operation of a ventilation device having an antiviral filter according to an embodiment of the present invention.
6 is an operational state diagram illustrating a dew condensation prevention operation of a ventilation device having an antiviral filter according to an embodiment of the present invention.
7 is an operational state diagram showing a total heat exchange ventilation operation of a ventilation device having an antiviral filter according to an embodiment of the present invention.
8 is a block diagram illustrating a ventilation device having an antiviral filter according to an embodiment of the present invention.

Hereinafter, an embodiment of a ventilation device having an antiviral filter according to the present invention and a control method thereof will be described with reference to the accompanying drawings.

In this process, the thickness of the lines or the size of the components shown in the drawings may be exaggerated for clarity and convenience of explanation.

In addition, the terms to be described below are terms defined in consideration of functions in the present invention, which may vary according to intentions or customs of users and operators.

Therefore, definitions of these terms should be made based on the content throughout this specification.

1 is an exploded perspective view showing a ventilation device having an antiviral filter according to an embodiment of the present invention, and FIG. 2 is a cross-sectional view showing a ventilation device having an antiviral filter according to an embodiment of the present invention , Figure 3 is a cross-sectional view showing the bypass duct and the bypass guide of the ventilation device having an antiviral filter according to an embodiment of the present invention.

In addition, FIG. 4 is an operational state diagram showing a ventilation operation of the ventilation device having an antiviral filter according to an embodiment of the present invention, and FIG. 5 is a ventilation device having an antiviral filter according to an embodiment of the present invention. is an operational state diagram showing the indoor filtering operation, and FIG. 6 is an operational state diagram illustrating the anti-condensation operation of the ventilation device having an antiviral filter according to an embodiment of the present invention.

In addition, FIG. 7 is an operational state diagram showing the total heat exchange ventilation operation of the ventilation device having an antiviral filter according to an embodiment of the present invention, and FIG. 8 is an antiviral filter according to an embodiment of the present invention. It is a block diagram showing the ventilation system.

1 to 8 , a ventilation device having an antiviral filter according to an embodiment of the present invention is provided with an outdoor port 12 , a ventilation port 14 , an exhaust port 16 and an air supply port 18 . And, the cabinet 10 installed in the flow path connecting the indoor and outdoor of the building, the bypass duct 76 connecting the outdoor device 12 and the ventilation port 14, and the inside of the cabinet 10, the outdoor device 12 ) connected to the first space (12a), the second space (14a) connected to the ventilation port (14), the third space (16a) connected to the exhaust port (16), the fourth space connected to the supply port (18) (18a) and a partition panel 50 partitioning into a fifth space 76a provided with a bypass duct 76, a heat transfer element 32 providing heat exchange to the air passing through the cabinet 10, and the cabinet ( 10) a filter 34 installed in the first space 12a from the inside, and an antiviral filter 34a installed adjacent to the filter 34 and filtering viruses included in the air passing through the filter 34; It is provided between the heat transfer element 32 and the filter 34 and is connected to the space provided in the bypass duct 76 and is installed in the bypass gap 36 and the bypass gap 36, and is irradiated with ultraviolet rays to the bypass gap ( 36) includes a photoplasma generator 90 for eradicating viruses or bacteria contained in the air passing through.

Therefore, the air passing through the filter 34 can be bypassed to the fifth space 76a so as not to pass through the heat transfer element 32, and the air supplied from the fifth space 76a to the bypass interval 36 is reduced. It can be supplied to pass through the heat transfer element 32 without passing through the antiviral filter 34a and the filter 34, and the air supplied from the fifth space 76a to the bypass interval 36 is transferred to the heat transfer element 32. It becomes possible to supply so that it passes through the filter 34 without passing through.

In particular, if the optical plasma generator 90 is driven when air is supplied to the bypass gap 36 , the virus or bacteria contained in the air passing through the bypass gap 36 can be eradicated while the ultraviolet rays are irradiated to the bypass gap 36 .

As described above, since the bypass interval 36 for passing the heat transfer element 32 and the filter 34 individually is provided, the filtering operation of filtering outdoor air and supplying it to the room or circulating the indoor air is performed. When outdoor air or indoor air is supplied through only the anti-virus filter 34a and the filter 34 without passing through the heating element 32, the resistance and static pressure generated during air flow can be reduced to reduce power consumption. do.

In addition, when the anti-condensation operation to prevent condensation from occurring in the heating element 32 is in progress, the indoor air can be supplied at the bypass interval 36 and passed through the heating element 32 and then circulated into the room, thereby preventing dew condensation. It becomes possible to reduce the resistance and static pressure generated during the process.

In addition, when the filter exhaustion operation for discharging bacteria or foreign substances remaining in the filter 34 to the outside is in progress, the external air that does not pass through the heating element 32 does not pass through the heating element 32 and the bypass interval 36 ) from the filter 34 in the reverse direction and then discharged to the outside, so that the resistance and static pressure generated during the exhaustion operation can be reduced.

The partition panel 50 of this embodiment is installed to partition the first space 12a, the second space 14a, and the fifth space 76a up and down, and the partition panel 50 includes the first space ( 12a) and a first blocking panel 52 partitioning the second space 14a, and a second blocking panel 54 partitioning the first space 12a and the third space 16a are provided, and the heating element A third blocking panel 56 for blocking the third space 16a and the fourth space 18a is provided in the case 30 in which the 32 and the filter 34 are installed.

The first space 12a to the fifth space by the partition panel 50, the first blocking panel 52, the second blocking panel 54, the third blocking panel 56 and the case 30 as described above Since the 76a is partitioned so as not to be directly connected, various ventilation operations can be performed while the outdoor air or indoor air supplied to each space passes through the filter 34 or the heating element 32 .

In addition, this embodiment further includes a bypass guide 70 provided under the partition panel 50 so that the first space 12a or the second space 14a and the fourth space 18a are connected. It is possible to provide air that is bypassed without passing through 34 and the heat transfer element 32, and after passing through the filter 34, air that is bypassed without passing through the heat transfer element 32 can be provided, and the filter ( The air supplied without passing through 34 can be provided to pass through the heating element 32 .

The bypass guide 70 of this embodiment has a gap with the first guide 72 extending from the fifth space 76a toward the fourth space 18a and the first guide 72 to form a third space 16a. and a second guide 74 installed in parallel while maintaining the .

A flow path is formed at an interval between the first guide 72 and the second guide 74 so that the lower portion of the first space 12a and the fourth space 18a can be connected, and when the second damper 59 is opened The bypass interval 36 and the third space 16a can be connected.

In addition, since the first guide 72 is formed to be longer toward the outer device 12 to partition the lower portion of the first space 12a and the lower portion of the second space 14a, compared with the second guide 74, It has the characteristic of being long.

A case 30 is installed at the upper end of the first guide 72 and the second guide 74, and a space for receiving the filter 34 and a space for receiving the heat transfer element 32 are partitioned in the case 30, and a bypass interval 36 is formed between the filter 34 and the heat transfer element 32 .

Therefore, when the life of the filter 34 or the heating element 32 is over and replacement work is required, the operator can select and separate only the filter 34 or the heating element 32 from the case 30, so that individual replacement work This can proceed, and the filter 34 and the heat transfer element 32 including the case 30 can be collectively replaced with a module.

In addition, the partition panel 50 of this embodiment is provided with a first damper 58 that connects or blocks the first space 12a and the space in which the bypass duct 76 is provided, and the bypass duct 76 is provided. A second damper 59 for connecting or blocking the space and the bypass interval 36 is installed, and a third damper 78 for connecting or blocking the third space 16a and the bypass duct 76 is installed. and a fourth damper 82a made of a three-way damper is installed in the outer pipe 82 installed in the outdoor pipe 12, and a fifth damper 82a made of a three-way damper is installed in the ventilation pipe 84 installed in the ventilation port 14. A damper 84a is installed, and a sixth damper 54a for connecting or blocking the first space 12a and the third space 16a is installed on the second blocking panel 54 .

In addition, a seventh damper 36a for connecting or blocking the third space 16a and the bypass gap 36 is installed on one side of the bypass gap 36 of the present embodiment.

Accordingly, by controlling the opening and closing of the first damper 58 to the seventh damper 36a, it is possible to select and proceed with a ventilation operation, an outdoor air cooling/heating operation, an internal cooling/heating operation, a filtering operation, a condensation prevention operation, or a filter exhaustion movement.

In this embodiment, since the carbon dioxide sensor 102 is installed indoors, when the amount of carbon dioxide measured by the carbon dioxide sensor 102 exceeds a set value, the first damper 58 to The sixth damper 54a is driven, and the air supply fan 18b is driven to perform a ventilation operation for supplying external air to the room.

When the ventilation operation as described above is in progress, the outside air is supplied to the outside device 12, the first space 12a, the filter 34, the bypass interval 36, the heat transfer element 32, the fourth space 18a, and the air supply. As the outside air is supplied into the room through the mechanism 18 , foreign substances are removed by the filter 34 , and the outside air is supplied to the room through the heat transfer element 32 .

At the same time, by driving the exhaust fan 16b, the indoor air is discharged to the outside through the ventilation port 14, the second space 14a, the heat transfer element 32, the third space 16a, and the exhaust port 16, While passing through the heat transfer element 32, heat exchange is performed.

When the bypass operation is performed without passing through the heating element 32 when indoor air is discharged to the outside, the fifth damper 84a is opened toward the bypass duct 76, and the third damper 78 is Indoor air that is opened toward the third space 16a and discharged through the ventilation port 14 is discharged to the outside through the bypass duct 76 , the third space 16a and the exhaust port 16 .

Looking at the ventilation system control method having an antiviral filter according to an embodiment of the present invention configured as described above is as follows.

In the method for controlling a ventilation device having an antiviral filter according to an embodiment of the present invention, a filtering operation, condensation prevention operation or When the filter exhaust operation is started, the steps of opening the second damper 59 so that the fifth space 76a and the bypass gap 36 are connected, and the exhaust pipe 86 so that air passes through the bypass gap 36 in the forward or reverse direction ) and driving an exhaust fan installed in the exhaust fan or an air supply fan installed in the air supply pipe 88 .

Therefore, when the virus detection sensor 104 detects that a virus is contained in the indoor air, a detection signal is transmitted to the control unit 100 , and a sterilization movement is started according to a driving signal transmitted from the control unit 100 .

As described above, when the sterilization operation is started, the second damper 59 is opened so that the bypass interval 36 and the fifth space 76a are connected, and the first damper 58, the third damper 78 to the sixth As the damper 54a is opened and closed, various operations can be performed.

As described above, when the sterilization operation is started in the step of opening the second damper 59 of this embodiment, the first damper 58 is closed so that the first space 12a and the fifth space 76a are blocked, and the external The fourth damper 82a provided in the engine 82 is closed, the fifth damper 84a provided in the ventilation pipe 84 is opened toward the bypass duct 76, and the third damper provided in the bypass duct 76 is closed. The damper 78 is opened to the side of the space in which the bypass duct 76 is provided, the air supply fan 18b is driven, and power is supplied to the optical plasma generator 90 so that ultraviolet rays are irradiated at the bypass interval 36 .

Therefore, after the indoor air supplied to the inside of the cabinet 10 along the air supply pipe 88 moves to the fifth space 76a along the bypass duct 76, it passes through the second damper 59 at the bypass interval 36. The ultraviolet rays irradiated from the photoplasma generator 90 while passing through the bypass interval 36 are irradiated to the air to eradicate viruses or bacteria contained in the air, and after passing through the heating element 32, the supply port ( 18) is supplied to the side and circulated into the room.

In addition, the ventilation device of this embodiment includes an outdoor air filtering operation in which outdoor air is filtered and supplied to the room, a betting filtering operation that removes foreign substances while circulating the indoor air, and a filter exhaustion operation that discharges foreign substances or bacteria accumulated in the filter to the outside. This can be done, and it will be described in detail as follows.

When the outdoor air filtering operation is started in the step of opening the second damper of this embodiment, the first damper 58 is closed so that the first space 12a and the fifth space 76a are blocked, and the air supply fan is driven to drive the outdoor air unit. After the air supplied through (12) passes through the filter (34), it passes through the second damper (59) and is supplied to the air supply fan side along the bypass guide (70) provided under the heating element (32) and supplied into the room. do.

Therefore, when the outdoor air filtering operation of filtering the outside air and supplying it to the room is started, the outside air passes through the filter 34 and is bypassed without passing through the heating element 32 and is supplied to the room, so foreign substances contained in the outside air are removed. Afterwards, it can be supplied indoors.

In addition, when the betting filtering operation is started in the step of opening the second damper of this embodiment, the first damper 58 is opened so that the first space 12a and the fifth space 76a are connected, and the external pipe 82 closes the fourth damper 82a provided in the is opened toward the fifth space (76a), and the air supply fan is driven.

Therefore, after the indoor air supplied into the cabinet 10 along the air supply pipe 88 moves to the fifth space 76a along the bypass duct 76, it passes through the first damper 58 to the first space 12a. ), passes through the filter 34, passes through the second damper 59, is supplied to the air supply port 18 along the bypass guide 70, and is circulated into the room.

After removing foreign substances by filtering the indoor air by the operation as described above, it is possible to proceed with the indoor filtering operation of circulating the indoor air again.

In addition, when the anti-condensation operation is started in the step of opening the second damper of this embodiment, the first damper 58 is closed so that the first space 12a and the fifth space 76a are blocked, and the external pipe 82 closes the fourth damper 82a provided in the is opened toward the fifth space 76a, the sixth damper 54a is opened, the seventh damper 36a installed on one side of the bypass interval 36 is opened, and the air supply fan is driven.

Therefore, after the indoor air supplied into the cabinet 10 along the air supply pipe 88 moves to the fifth space 76a along the bypass duct 76, it passes through the sixth damper 54a to the third space 16a. ), it passes through the seventh damper 36a, moves to the bypass interval 36, passes through the heating element 32, and then is supplied to the air supply port 18 and circulated into the room.

In addition, when the filter exhaustion movement is started in the step of opening the second damper of this embodiment, the fourth damper 82a is opened toward the bypass duct 76, the first damper 58 is closed, and the second damper 59 ) is opened, the sixth damper 54a provided in the second blocking panel 54 defining the space where the first space 12a and the exhaust port 16 are connected is opened, and the exhaust fan is driven.

Accordingly, after the air supplied to the fifth space 76a along the external pipe 82 and the bypass duct 76 is supplied at the bypass interval 36 through the second damper 59, it passes through the filter 34 to the first After moving to the space 12a, it passes through the sixth damper 54a and moves toward the exhaust fan and is discharged to the outside.

By the operation as described above, foreign substances accumulated in the filter 34 are discharged to the outside through the exhaust port 16, so that it is possible to prevent the foreign substances from accumulating in the filter 34 more than a set value.

Thereby, it is possible to eradicate the virus contained in the air flowing into the room, and when the virus contained in the indoor air is detected, the virus can be eradicated by circulating the indoor air, and condensation can be prevented from occurring in the thermoelectric element to prevent mold It is possible to provide a ventilation device having an antiviral filter capable of preventing colonization and a control method thereof.

Although the present invention has been described with reference to one embodiment shown in the drawings, this is merely exemplary, and various modifications and equivalent other embodiments are possible by those of ordinary skill in the art to which the present invention pertains. will understand

In addition, although a ventilation device having an antiviral filter and a control method thereof have been described as an example, this is merely exemplary, and the ventilation device and the control method of the present invention are also applied to other products other than the ventilation device having an antiviral filter and its control method. Its control method may be used.

Therefore, the true technical protection scope of the present invention should be defined by the following claims.

10: cabinet 12: outdoor equipment
14: ventilation port 16: exhaust port
18: air inlet 30: case
32: electric heating element 34: filter
36: bypass interval 50: partition panel
52: first blocking panel 54: second blocking panel
56: third blocking panel 58: first damper
70: bypass guide 72: first guide
74: second guide 76: bypass duct
78: third damper 82: external pipe
84: ventilation pipe 86: exhaust pipe
88: air supply pipe 90: optical plasma generator

Claims (8)

a cabinet having an outdoor vent, a ventilation vent, an exhaust vent and an air supply vent, and installed in a flow path connecting the indoor and outdoor parts of the building;
a bypass duct connecting the outdoor device and the ventilation hole;
A fifth space provided with a first space connected to the outside of the cabinet, a second space connected to the ventilation port, a third space connected to the exhaust port, a fourth space connected to the air supply port, and the bypass duct. a partition panel partitioning into a space;
a heat transfer element providing heat exchange to the air passing through the cabinet;
a filter installed in a space connected to the external device inside the cabinet;
an antiviral filter installed adjacent to the filter to filter out viruses contained in the air passing through the filter; and
It is provided between the heating element and the filter and includes a bypass interval connected to a space provided in the bypass duct,
The air passing through the filter can be bypassed to the space in which the bypass duct is provided so as not to pass through the heat transfer element, and the air supplied from the space in which the bypass duct is provided at the bypass interval to the antiviral filter and It can be supplied to pass through the heat transfer element without passing through the filter, and air supplied at the bypass interval from the space in which the bypass duct is provided can be supplied to pass through the filter without passing through the heat transfer element Ventilation device having an antiviral filter.
a cabinet having an outdoor vent, a ventilation vent, an exhaust vent and an air supply vent, and installed in a flow path connecting the indoor and outdoor parts of the building;
a bypass duct connecting the outdoor device and the ventilation hole;
A fifth space provided with a first space connected to the outside in the cabinet, a second space connected to the ventilation port, a third space connected to the exhaust port, a fourth space connected to the air supply port, and the bypass duct. a partition panel partitioning into a space;
a heat transfer element providing heat exchange to the air passing through the cabinet;
a filter installed in the first space inside the cabinet;
an antiviral filter installed adjacent to the filter to filter out viruses contained in the air passing through the filter;
a bypass interval provided between the heating element and the filter and connected to a space provided in the bypass duct; and
It is installed in the bypass interval, and includes a photoplasma generator for eradicating viruses or bacteria contained in the air passing through the bypass interval by irradiating ultraviolet rays,
Ventilation device having an antiviral filter, characterized in that the air supplied from the fifth space at the bypass interval can be supplied to pass through the heat transfer element without passing through the filter.
3. The method of claim 2,
The partition panel is installed to vertically partition the first space, the second space, and the fifth space,
The partition panel includes a first blocking panel partitioning the first space and the second space, and a second blocking panel partitioning the first space and the third space,
A ventilation device having an antiviral filter, characterized in that a third blocking panel for blocking the third space and the fourth space is provided in the case in which the heating element and the filter are installed.
3. The method of claim 2,
A first damper for connecting or blocking the first space and the space in which the bypass duct is provided is installed in the partition panel,
A space in which the bypass duct is provided and a second damper connecting or blocking the bypass interval are installed,
A third damper for connecting or blocking the third space and the bypass duct is installed,
A fourth damper comprising a three-way damper is installed on the external pipe installed in the external device,
A ventilation device having an antiviral filter, characterized in that a fifth damper comprising a three-way damper is installed in the ventilation pipe installed in the ventilation port.
(a) opening a second damper so that the bypass space is connected to the space provided with the bypass duct when the dew condensation prevention operation or the sterilization operation is started in the ventilation device having a bypass gap between the filter and the heating element; and
(b) driving an air supply fan installed in the air supply pipe so that air passes through the bypass interval,
The air passing through the filter can be diverted to the space in which the bypass duct is provided so that it does not pass through the heat transfer element, and the air supplied at the bypass interval from the space in which the bypass duct is provided is separated by an antiviral filter and the It can be supplied to pass through the heating element without passing through the filter, and the air supplied at the bypass interval from the space in which the bypass duct is provided can be supplied to pass through the antiviral filter and the filter without passing through the heating element Ventilation device control method having an antiviral filter, characterized in that there is.
6. The method of claim 5,
When the dew condensation prevention operation is started in step (a), the first damper is closed so that the first space and the space provided with the bypass duct are blocked, the fourth damper provided in the external pipe is closed, and the second damper provided in the ventilation pipe is closed. 5, the damper is opened toward the bypass duct, the third damper provided in the bypass duct is opened toward the space where the bypass duct is provided, and the air supply fan is driven;
After the indoor air supplied to the inside of the cabinet along the air supply pipe moves along the bypass duct to the space provided with the bypass duct, it passes through the second damper at the bypass interval, and after passing through the heat transfer element A ventilation system control method having an antiviral filter, characterized in that it is supplied to the air supply side and circulated into the room.
6. The method of claim 5,
When the sterilization operation is started in step (a), the first damper is closed so that the first space and the space in which the bypass duct is provided are closed, the fourth damper provided in the external pipe is closed, and the fifth damper provided in the ventilation pipe is closed. The damper is opened to the side of the bypass duct, a third damper provided in the bypass duct is opened to the space side where the bypass duct is provided, and the supply fan is driven while supplying power to the optical plasma generator provided in the bypass interval, and ,
After the indoor air supplied to the inside of the cabinet along the air supply pipe is moved along the bypass duct to the space where the bypass duct is provided, it passes through the second damper and moves at the bypass interval, and is directed from the optical plasma generator. A ventilation system control method having an antiviral filter, characterized in that it is irradiated, and is supplied to the air inlet side and circulated to the room after passing through the heat transfer element.
6. The method of claim 5,
In the step (a), when a virus is detected in the indoor air by the operation of a virus detection sensor installed in the room, a sterilization operation is performed.

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