KR102602470B1 - Air purification device that sterilizes and cleans indoor air with a bidirectional independent fan structure and simultaneously performs positive pressure ventilation, sterilization, and cleaning of external air - Google Patents

Abstract

The present invention relates to an air purifying device, comprising: a main casing having a hollow structure with an open upper surface; an upper casing with a hollow structure with open upper and lower surfaces, the lower part of which is formed integrally with the upper part of the main casing; and a purifier casing having a discharge shutter provided on the upper surface of the casing; A first screen provided on the front of the main casing, a first suction fan provided on the rear of the first screen, a first filter bracket provided on the rear of the first suction fan, and a first filter bracket provided on the first filter bracket. a first filter means having a main filter; a first flow path whose one end communicates with the first main filter; A second screen provided on the back of the main casing, a second suction fan provided behind the second screen, a second filter bracket provided behind the second suction fan, and a second filter bracket provided on the second filter bracket. a second filter means having a main filter; a second flow path whose one end communicates with the second main filter; a flow path opening and closing means communicating with the first flow path, selectively communicating with the second flow path, and having an exhaust pipe built into the purifier casing and having an upper end communicating with the discharge shutter; It is composed of a controller provided on the front of the purifier casing to control the discharge shutter, the first suction fan, the second suction fan, and the passage opening and closing means, respectively, so that it is usually used as a mobile air sterilizing purifier, and when necessary, it can be operated on the back. It has the effect of allowing ventilation by filtering and introducing outside air through the intake duct.

Description

An air purification device that sterilizes and cleans indoor air with a bidirectional independent fan structure and simultaneously performs positive pressure ventilation, while simultaneously performing positive pressure ventilation, sterilization, and purification of indoor air with a bidirectional independent fan structure. sterilization, and cleaning of external air}

The present invention relates to an air purification device that sterilizes and cleans indoor air with a two-way independent fan structure and simultaneously performs positive pressure ventilation, sterilization, and cleaning of external air.

Republic of Korea Patent Publication No. 10-2018-0138248 (publication date: December 31, 2018, title of invention: air purifier with two-way fans using exhaust flow path) is provided with a plurality of intake ports, respectively, as shown in Figure 8. a plurality of bi-direction fans; a discharge passage 150 communicating with each discharge port of the plurality of two-way fans; And an air purifier is disclosed, which is located in the discharge passage 150 and includes two or more discharge ports having different discharge directions.

In this prior art, by independently and appropriately controlling the RPM of the two-way fan, “fine dust purification mode”, “large dust purification mode”, “far-distance purification mode”, “near-distance purification mode”, “multi-room purification mode”, While it is claimed that it can provide various modes such as "cooling mode", it has the disadvantage of not being able to purify indoor air and bring in outside air at the same time.

In addition, Republic of Korea Patent No. 1474292 (registration date: December 12, 2014, title of invention: window type two-way fan filter unit) is a hexahedron installed at a mounting location formed at the boundary between the outdoors and indoors, as shown in Figure 9. A unit body of the shape; Inside the unit body, an inlet space and an outlet space are separated by a longitudinal partition in the middle of the width direction; an inlet installed in the inflow space to purify outdoor air and introduce it into the indoor room; A window-type two-way fan filter unit is configured as an exhaust device installed in the exhaust space to discharge indoor air to the outdoors; The inlet includes an inlet hole formed to allow external air to be introduced into an outdoor location below the inlet space; an inflow out hole formed at an indoor location above the inlet space to supply outside air introduced into the room; an inflow plate formed with an inflow orifice installed in the middle of the inflow space; an inlet fan mounted below the inlet orifice to supply outside air into the room; an inlet filter installed in the inlet hole to remove foreign substances contained in the inflowing external air; an inflow-out filter mounted on the inlet-outhole to remove particulates from the inflowing outdoor air before it is supplied indoors; A window-type two-way fan filter unit is disclosed, which includes a manhole formed on the indoor unit body at the inlet hole location to enable replacement and repair of the inlet filter.

In this conventional technology, a single fan filter unit has the function of introducing outdoor air into the room and exhausting indoor air to the outside at the same time, and is installed on a window or wall to maintain a form that is not exposed to the inside or outside, thereby reducing the installation space. It can increase space utilization by eliminating encroachment on indoor space and provide ease of installation and maintenance, but it has a complicated configuration and is difficult to apply to general air purifiers.

The purpose of the present invention, which was created to solve the above problems, is to provide an air purifying device that can sterilize and purify indoor air and purify and introduce external air using an independent dual fan.

The purpose of the present invention is to provide a main casing with a hollow structure with an open upper surface, an upper casing with a hollow structure with an open upper surface and a lower surface, the lower end of which is formed integrally with the top of the main casing, and an upper part of the upper casing. a purifier casing having a discharge shutter provided on its side; A first screen provided on the front of the main casing, a first suction fan provided on the rear of the first screen, a first filter bracket provided on the rear of the first suction fan, and a first filter bracket provided on the first filter bracket. a first filter means having a main filter; a first flow path whose one end communicates with the first main filter; A second screen provided on the back of the main casing, a second suction fan provided behind the second screen, a second filter bracket provided behind the second suction fan, and a second filter bracket provided on the second filter bracket. a second filter means having a main filter; a second flow path whose one end communicates with the second main filter; a flow path opening and closing means communicating with the first flow path, selectively communicating with the second flow path, and having an exhaust pipe built into the purifier casing and having an upper end communicating with the discharge shutter; It is a two-way independent fan structure consisting of a controller provided on the front of the purifier casing to control the discharge shutter, the first suction fan, the second suction fan, and the flow passage opening and closing means, respectively, and has the function of sterilizing and purifying indoor air and simultaneously purifying the outside air. This can be achieved through air purification devices that perform positive pressure ventilation, sterilization, and purification.

Preferably, the flow path opening and closing means of the present invention includes an opening and closing housing having a first suction through-hole in communication with the other end of the first flow path and a second suction through-hole in communication with the other end of the second flow path; a drive motor built into the main casing to be provided on the outer surface of the opening and closing housing and controlled by the controller; a connector built into the opening/closing housing so that one end is connected to the rotation axis of the drive motor; an opening and closing member provided at the other end of the connector to open and close the second suction through hole; An exhaust pipe provided to be spaced apart from the inner surface of the upper casing so that the lower end communicates with the opening and closing housing and the upper end communicates with the discharge shutter, and a plurality of support pieces interposed between the inner surface of the upper casing and the outer surface of the exhaust pipe. It is characterized by being carried out.

Preferably, the purifier casing of the present invention further includes a purifier stand provided on a lower surface of the main casing, a bearing support interposed between the lower surface of the main casing and an upper surface of the purifier stand, and the bearing support. A bearing member provided in, a rotation motor bracket built into the purifier stand, a rotation motor provided on the rotation motor bracket and controlled by the controller, and provided on the lower surface of the main casing to be linked to the rotation axis of the rotation motor. It is characterized in that it further includes a casing rotation means consisting of a connecting plate.

Preferably, the present invention further includes an intake duct whose one end communicates with the second screen.

Preferably, the present invention further includes a plurality of ultraviolet lamps provided on the inner surface of the exhaust pipe, a heating element disposed between the inner surface of the upper casing and the outer surface of the exhaust pipe, and insulation provided on the outer surface of the heating element. It further includes a heating means consisting of a coating and a plurality of spaced ring members whose inner peripheral surfaces are inserted into the outer surface of the insulating coating in a ring shape, an on-off valve provided on the outer surface of the lower end of the main casing, and a heating means configured to communicate with the on-off valve. It further includes a purifier casing cleaning means consisting of a purification exhaust fan provided on the lower inner surface of the main casing, wherein the ultraviolet lamp, the heating element, the opening and closing valve, and the purification exhaust fan are each controlled by the controller. .

The present invention as described above is normally used as a mobile air sterilizing purifier, but has the effect of allowing ventilation by filtering and introducing outside air through the intake duct on the back when necessary.

Figure 1 is a perspective view showing an air purification device that performs positive pressure ventilation, sterilization, and purification of external air while simultaneously sterilizing and purifying indoor air with a two-way independent fan structure according to the present invention.
Figure 2 is a side view of Figure 1.
Figure 3 is a cross-sectional view of Figure 2.
Figure 4 is an enlarged cross-sectional view of portion 'A' of Figure 3.
Figure 5 is a partially cut away side view of Figure 2 showing the purifier casing cleaning means.
Figure 6 is an enlarged cross-sectional view of a portion of Figure 1 showing the main casing and the casing rotation means disposed in the purifier stand.
Figure 7 is a cross-sectional view taken along line '7-7' in Figure 2.
Figure 8 is a perspective view showing an air purifier equipped with two-way fans using an exhaust flow path according to an embodiment of the prior art.
Figure 9 is a perspective view showing a state in which the front cover of a window-type two-way fan filter unit according to another embodiment of the prior art has been removed.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.

1 to 7, the air purifying device 100 according to the present invention includes a purifier casing 10, a first filter means 20, a second filter means 30, a flow path opening and closing means 40, and a purifier. It consists of a casing cleaning means (50), an intake duct (60), a casing rotating means (70), an ultraviolet lamp (80), a heating means (90), and a controller (CTB).

The purifier casing 10 includes a main casing 11, which is a hollow structure with an open upper surface, and an upper casing 13, which has a hollow structure with open upper and lower surfaces, and whose lower end is formed integrally with the top of the main casing 11. It consists of a discharge shutter 15 provided on the upper surface of the upper casing 13, and a purifier stand 17 provided on the lower surface of the main casing 11.

Here, the main casing 11 is formed with a first opening (unnumbered) into which the first screen 21 of the first filter means 20, which will be described later, is mounted, and the first opening (unnumbered) of the second filter means 30, which will be described later, is formed. 2 A second opening (unnumbered) is formed where the screen 31 is mounted. In addition, the discharge shutter 15 is a known electric louver shutter, and is configured to open when the air purifying device 100 according to the present invention is in operation and close when the operation is stopped.

Additionally, the purifier stand 17 has casters for movement installed on its lower surface, but these are not shown in the drawing.

The first filter means (20) includes a first screen (21) provided at the front of the main casing (11), a first suction fan (23) provided at the rear of the first screen (21), and a first suction fan (23). ) and a first filter bracket 25 provided at the rear of the filter, and a first main filter 27 provided on the first filter bracket 25.

Here, the first suction fan 23 is composed of a fan housing, a suction fan, and a fan motor, but since these are only known parts, detailed descriptions or illustrations thereof will be omitted. In addition, the first main filter 27 is a pre-filter that primarily filters large particle dust; Medium filter that removes fine dust and house dust mites and captures substances that cause sick building syndrome; HEPA filter or Ulpa filter that filters up to 99% of ultrafine dust; It can be composed of a four-layer filter such as an odor enhancement filter that strongly collects odor components such as hydrogen sulfide, methyl mercaptan, trimethylamine, ammonia, acealdehyde, and acetic acid, since this is only a known part. Detailed descriptions or illustrations thereof will be omitted.

The second filter means 30 includes a second screen 21 provided on the back of the main casing 11, a second suction fan 33 provided behind the second screen 21, and a second suction fan 33. ) and a second filter bracket 35 provided at the rear of the filter, and a second main filter 37 provided on the second filter bracket 35. Here, since the second suction fan 33 and the second main filter 37 are only known parts, detailed descriptions or illustrations thereof will be omitted.

The intake duct 60 is provided so that one end communicates with the second screen 31.

Here, the other end of the intake duct 60 is connected to the outdoors so that outdoor air can be sucked in.

The first flow path (P1) has one end in communication with the first main filter (27).

The second flow path (P2) has one end in communication with the second main filter (37).

The flow path opening and closing means 40 includes a first suction through-hole (41a) in communication with the other end of the first flow path (P1), and a second suction through-hole (41b) in communication with the other end of the second flow path (P2). A formed opening/closing housing (41); a drive motor 43 built into the main casing 11 to be provided on the outer surface of the opening and closing housing 41; A connector 45 built into the opening and closing housing 41 so that one end is connected to the rotation axis of the drive motor 43; an opening and closing member (47) provided at the other end of the connector (45) to open and close the second suction through hole (41b); It consists of an exhaust pipe (P3) provided to be spaced apart from the inner surface of the upper casing (13) so that the lower part communicates with the opening/closing housing (41) and the upper part communicates with the discharge shutter (15).

Here, the opening and closing member 47 is positioned between a first position for closing the second suction through-hole 41b and a second position for opening the second suction through-hole 41b based on the rotation axis of the drive motor 43. It is rotated (see Figure 4).

In addition, the flow path opening and closing means 40 further includes a plurality of support pieces 19 interposed between the inner surface of the upper casing 13 and the outer surface of the exhaust pipe P3 to support the exhaust pipe P3.

A plurality of ultraviolet lamps 80 are provided on the inner surface of the exhaust pipe P3.

The heating means 90 includes a heating element 91 disposed between the inner surface of the upper casing 13 and the outer surface of the exhaust pipe P3, an insulating coating 93 provided on the outer surface of the heating element 91, and a ring shape. It consists of a plurality of spaced ring members 95 whose inner peripheral surfaces are inserted into the outer surface of the insulating coating 93.

Here, the heating means 90 is provided to evaporate moisture that may remain between the inner surface of the upper casing 13 and the outer surface of the exhaust pipe P3. The heating element 91 is a copper wire or a copper alloy wire, the insulating coating 93 is made of silicon, a heat-resistant material, and the spacing ring member 95 is made of MC nylon or urethane.

The casing rotation means 70 includes a bearing support 71 interposed between the lower surface of the main casing 11 and the upper surface of the purifier stand 17, a bearing member 72 provided on the bearing support 71, and a purifier. A rotation motor bracket 73 built into the stand 17, a rotation motor 74 provided on the rotation motor bracket 73, and a rotation motor 74 provided on the lower surface of the main casing 11 to be linked to the rotation axis of the rotation motor 74. It consists of a connecting plate (75).

The purifier casing cleaning means 50 communicates with the on-off valve 51 provided on the lower outer surface of the main casing 11 and the on-off valve 51 and the purification exhaust fan 53 provided on the lower inner surface of the main casing 11. ) consists of.

Here, since the purifier casing cleaning means 50 has a structure that makes it difficult for the user to clean the inside, it sucks indoor air and removes fine dust accumulated inside the main casing 11 and the upper casing 13 from the bottom to the top. It is provided to blow strongly and then discharge it indoors through the discharge shutter (15). In particular, in the air purifying device 100 of this embodiment, the filter members 20, 30 and the flow path opening and closing means 40 have an airtight structure, unlike conventional air purifiers or air purifiers, so the filter members 20 ) If the indoor air is efficiently filtered (30), there is no need for the user to specifically clean the flow path, but the inside of the purifier casing (10) other than the flow path needs to be cleaned periodically.

The controller (CTB) includes a discharge shutter (15), a first suction fan (23), a second suction fan (33), a driving motor (43), a rotation motor (74), an opening/closing valve (51), and a purification exhaust fan (53). ), is provided on the front of the upper casing 13 to control the ultraviolet lamp 80 and the heat generating means 90, respectively.

Here, the air purifying device 100 of this embodiment includes a humidity sensor (not shown, no number) provided between the inner surface of the upper casing 13 and the outer surface of the exhaust pipe P3 and controlled by a controller (CTB). More may be included. In addition, although not specifically shown or described in this embodiment, it may further include a fine dust sensor, a temperature sensor, a carbon dioxide sensor, a display panel, etc., each controlled by a controller (CTB). Additionally, the controller (CTB) applies power to the heating element 91 to heat it to 50 to 85°C.

The operating relationship of the air purifying device 100 having this configuration is briefly described as follows.

First, the air purification device 100 is prepared and moved to a desired indoor space using casters provided on the lower surface of the purifier stand 17.

Then, the controller (CTB) operates and opens the discharge shutter (15). At this time, the intake duct 60 is not installed. Afterwards, the first suction fan 23 is operated to sterilize the indoor polluted air through the first suction means 20, the flow path opening and closing means 40, and the discharge shutter 15, and the purified air is discharged. .

If necessary, after communicating the intake duct 60 with the second screen 31, the drive motor 43 is operated using the controller (CTB) to switch the opening and closing member 47 to the second position, and at the same time, the second intake fan Operate (33) to purify the outside air and bring it in.

Although the present invention has been described as limited to one embodiment, it is clear that it is not limited thereto and that all embodiments modified based on the technical idea of the present invention fall within the scope of the present invention.

10: purifier casing 20, 30: filter means
40: Euro opening/closing means 50: Purifier casing cleaning means
60: intake duct 70: casing rotation means
80: ultraviolet lamp 90: heating means
100: Air purification device

Claims (5)

A main casing having a hollow structure with an open upper surface, an upper casing with a hollow structure with open upper and lower surfaces, the lower part of which is formed integrally with the top of the main casing, and a discharge shutter provided on the upper surface of the upper casing. Purifier casing;
A first screen provided on the front of the main casing, a first suction fan provided on the rear of the first screen, a first filter bracket provided on the rear of the first suction fan, and a first filter bracket provided on the first filter bracket. a first filter means having a main filter;
a first flow path whose one end communicates with the first main filter;
A second screen provided on the back of the main casing, a second suction fan provided behind the second screen, a second filter bracket provided behind the second suction fan, and a second filter bracket provided on the second filter bracket. a second filter means having a main filter;
a second flow path whose one end communicates with the second main filter;
a flow path opening and closing means communicating with the first flow path, selectively communicating with the second flow path, and having an exhaust pipe built into the purifier casing and having an upper end communicating with the discharge shutter;
Consisting of a controller provided on the front of the purifier casing to control the discharge shutter, the first suction fan, the second suction fan, and the passage opening and closing means, respectively,
Further comprising a plurality of ultraviolet lamps provided on the inner surface of the exhaust pipe,
A heating element disposed between the inner surface of the upper casing and the outer surface of the exhaust pipe, an insulating coating provided on the outer surface of the heating element, and a plurality of spaced ring members with inner peripheral surfaces inserted into the outer surface of the insulating coating in a ring shape. Further comprising a heating means consisting of
It further includes a purifier casing cleaning means consisting of an on-off valve provided on the lower outer surface of the main casing and a purification exhaust fan provided on the lower inner surface of the main casing to communicate with the on-off valve,
The ultraviolet lamp, the heating element, the opening/closing valve, and the purification exhaust fan are each controlled by the controller, and have a bi-directional independent fan structure that functions to sterilize and purify indoor air while simultaneously providing positive pressure ventilation, sterilization, and purification of external air. An air purifying device.
According to claim 1,
The channel opening and closing means includes an opening and closing housing having a first suction through-hole in communication with the other end of the first flow path and a second suction through-hole in communication with the other end of the second flow path; a drive motor built into the main casing to be provided on the outer surface of the opening and closing housing and controlled by the controller; a connector built into the opening/closing housing so that one end is connected to the rotation axis of the drive motor; an opening and closing member provided at the other end of the connector to open and close the second suction through hole; An exhaust pipe provided to be spaced apart from the inner surface of the upper casing so that the lower end communicates with the opening and closing housing and the upper end communicates with the discharge shutter, and a plurality of support pieces interposed between the inner surface of the upper casing and the outer surface of the exhaust pipe. An air purification device that sterilizes and purifies indoor air with a two-way independent fan structure, and simultaneously performs positive pressure ventilation, sterilization, and purification of external air.
According to claim 1,
The purifier casing further includes a purifier stand provided on the lower surface of the main casing,
A bearing support interposed between the lower surface of the main casing and the upper surface of the purifier stand, a bearing member provided on the bearing support, a rotation motor bracket built into the purifier stand, and provided on the rotation motor bracket and the controller. A two-way independent fan structure, characterized in that it further includes a casing rotation means consisting of a rotation motor controlled by and a connecting plate provided on the lower surface of the main casing so as to be linked to the rotation axis of the rotation motor, and has a function of sterilizing and purifying indoor air. An air purification device that simultaneously provides positive pressure ventilation, sterilization, and purification of external air.
According to claim 1,
An air purifying device that performs positive pressure ventilation, sterilization, and purification of outside air while simultaneously sterilizing and purifying indoor air with a bi-directional independent fan structure, further comprising an intake duct whose one end is in communication with the second screen.
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