KR20230064901A - Filter exposure type purifier - Google Patents

Abstract

The present invention relates to an exposed-filter air purifier, wherein a hollow filter is installed in a filter room provided in the form of a space in a filter stand and is installed in the filter stand with the outer surface exposed, and the outside air is blown into the hollow of the hollow filter by an outside air guide. After being guided to and purified, it is supplied to the outside of the hollow filter, and since most of the outer surface of the hollow filter is exposed to the outside air, the amount of air intake and purification can be greatly improved.

Description

Exposed filter air purifier {FILTER EXPOSURE TYPE PURIFIER}

The present invention relates to an air purifier, and relates to an air purifier for purifying and supplying outside air through an air-reinforcing filter having a hollow core.

In general, air purifiers are formed in a plate-shaped surface filter or a cylindrical shape, and a hollow filter having a hollow is detachably installed. These air purifiers purify and supply outside air through a cotton filter or a hollow filter. Thus, the user can breathe the purified air.

The above-mentioned air purifier is representative of Patent Publication No. 10-2021-0109102 (Lee Ho-jun) of the Korean Intellectual Property Office. Such an air purifier is configured as shown in FIG. 1, and has an intake unit 120 for sucking in external air with the operation of an air intake unit installed therein and a discharge unit 130 for purifying and discharging the intake air. Air purifying main body (100); a purifying means (200) installed inside the air purifying main body composed of a filter for removing foreign substances from the inhaled air and a sterilizing means for deodorizing and sterilizing; a power transmission unit 400 installed at a lower portion of the air purifier main body and provided with a plurality of wheels 140 that are supplied with power from a battery and moved by a steering device; a charging means (500) for charging the battery by supplying power to the wireless charging unit (180) installed at one side of the air purifying body at a selected location in the room; Transmitters (L1, L2,) are installed to transmit and receive the positions of the air purifier main body and the charging means, so that when the remaining battery power of the air purifier main body is exhausted, the air purifying main body moves to the charging means and is automatically docked. a controller 600 to charge; It is composed of, and it is possible to move through the wheels 140.

However, in the prior art described above, as shown in FIG. 1, since the filter is installed inside the air purifying main body 100 in which the porous suction part 120 is formed, outside air is taken in only through the porous part of the suction part 120. . Therefore, outside air is not sucked into the non-perforated portion, so the intake amount is insufficient, and thus the air purification amount is also insufficient.

Republic of Korea Patent Publication No. 10-2021-0109102 (Lee Ho-jun)

The present invention was created to solve the above problems, and to provide a filter exposed air purifier in which a hollow filter capable of sucking air in all directions is applied and the outer surface of the hollow filter is exposed to the outside. It is purpose.

In particular, the purpose is to provide a filter-exposed air purifier in which the outer surface of the hollow filter is completely or almost entirely exposed to the outside air.

And, another object is to provide a filter-exposed air purifier in which a hollow filter is detachably mounted to the side.

In addition, the components provided on one side are made of a structure that is gripped by hand or a part is fixed to enable single axis rotation, and in addition, rotation can be controlled by selectively fixing a portion that rotates on one axis, furthermore, the hollow filter Another object is to provide a filter-exposed air purifier capable of binding and fixing at least one of both ends.

In addition, another object is to provide a filter-exposed air purifier capable of purifying external air by intake through negative pressure and sterilizing external air flowing into the hollow of the hollow filter.

The filter exposed air purifier of the present invention for achieving the above object includes a hollow filter having a hollow and vertically having a length; a filter stand on which the hollow filter is detachably installed in a straight state; A filter room in the form of a space providing an externally open filter installation space in the filter stand to expose an outer surface of the hollow filter installed in the filter stand to outside air; And an outside air guide for guiding the outside air into the hollow provided inside the hollow filter or guiding the outside air out of the hollow to the outside of the hollow to purify the air through the hollow filter or provide purified air to the outside of the hollow filter. include

The filter stand may include, for example, a bottom cover on which one end of the hollow filter is seated; a vertical installed on one side of the bottom cover in an upright state; a top cover installed on the vertical, spaced apart from the bottom cover in an opposite state, and forming the filter room for mounting the hollow filter between the gap spaced apart from the bottom cover; and a filter holder fixing at least one of both ends of the hollow filter to the bottom cover or the top cover.

The vertical may include a vertical stand installed vertically on an outer surface of the bottom cover to prevent interference with an outer surface of the hollow filter installed in the filter room.

At least a portion of the vertical may be formed to have a grippable thickness, and at least one side of the hollow filter may be spaced apart from the outer surface of the hollow filter so that a separation space for gripping is provided between the outer surfaces of the hollow filter.

The top cover is preferably fixed to the upper portion of the vertical by a hinge so as to be rotatably single-axis.

The filter stand may further include a rocker that presses a portion of the top cover fixed to the vertical by a hinge to prevent rotation of the top cover on one axis.

The rocker may include, for example, a rotary knob installed in the top cover in a penetrating state and provided with a lifting shaft that moves up and down; and a stopper integrally provided in the vertical and in the form of a groove or a hole into which an end of the lifting shaft provided in the knob is inserted and caught.

The filter holder may include, for example, a support protrusion protruding from the bottom cover or the top cover to support the outer surface of the end side of the hollow filter.

The filter holder may include, for example, an end protrusion protruding from an end of the hollow filter; and a protrusion pocket formed in the shape of a groove in the bottom cover or the top cover, into which the end protrusion is inserted and caught.

The outside air guide includes, for example, a blowing fan providing negative pressure to the hollow of the hollow filter so that outside air is drawn into the hollow of the hollow filter: and an exhaust port exhausting the air blown by the blowing fan to the outside of the filter stand. can be configured including

Preferably, the exhaust port is formed of a porous grill integrally provided with the top cover.

The blowing fan may be installed on at least one of one side and the other side of the filter stand to which both ends of the hollow filter are mounted to provide negative pressure to the hollow of the hollow filter. It can be installed on either the bottom cover or the top cover of the stand.

The blowing fan is preferably installed on the top cover, and the top cover may be provided with a fixing plate to which a driving motor of the blowing fan is fixed.

The present invention needs to further include a sterilizer for sterilizing air introduced into the hollow of the hollow filter.

The sterilizer may include, for example, a lamp case installed on the filter stand; and a germicidal lamp installed in the lamp case and irradiating germicidal light into the hollow of the hollow filter.

As described above, the present invention, since the hollow filter is installed in the filter room in the form of a space providing an externally open filter installation space, and the outer surface of the hollow filter is exposed to the outside, it is possible to intake outside air from all directions of the hollow filter, and the outside air Since the guide draws outside air into the hollow of the hollow filter and guides the outside air into the hollow to the outside of the hollow filter, purified air through the hollow filter can be supplied to the outside of the hollow filter.

In particular, since the outer surface of the hollow filter is completely or almost entirely exposed to the outside air, the amount of outside air intake is significantly improved compared to the prior art.

In addition, as the filter stand is composed of a bottom cover, a vertical cover, and a top cover, and is configured in a shape similar to "c", the hollow filter can be installed through the side of the filter stand due to structural characteristics, so that the hollow filter can be easily installed. In addition, if the vertical is composed of a vertical stand capable of gripping, the vertical can also be used as a handle, and furthermore, if the vertical is spaced apart from the outer surface of the hollow filter and provided with a space for gripping, the vertical can be moved through the spaced space. can be grasped easily.

In addition, since the top cover of the filter stand is fixed to the top of the vertical by a hinge, the top cover can be rotated on one axis during installation and replacement of the hollow filter, and in addition, when a rocker is provided, the top cover can be selectively rotated. It is possible to prevent the cover from rotating around the hinge, and since the rocker is composed of a rotary knob and a stopper, the rocker can be easily implemented and user convenience can be improved.

In addition, since at least one of both ends of the hollow filter is restrained through the filter holder provided in the filter stand, the hollow filter can be detachably fixed to the filter stand, and the hollow filter can be prevented from being removed from the filter stand. , In addition, when the filter holder is composed of support protrusions, end protrusions, and protrusion pockets, the outside, top, and bottom of the hollow filter can be fixed to the filter stand, so the hollow filter can be stably fixed, and furthermore, the bottom of the filter stand When the cover and the top cover are provided with a convex central protrusion inserted into the hollow of the hollow filter and a cylindrical vertical wall, the hollow filter may be more stably and firmly fixed to the filter stand.

In addition, since the blowing fan of the outside air guide provides negative pressure to the hollow of the hollow filter, the hollow filter can easily intake outside air from all directions, and when the exhaust port is provided in the form of a grill having holes in the top cover of the filter stand, the hollow filter The purified air can be exhausted and supplied to the outside of the filter stand, and in addition, when the blowing fan is mounted on the inside of the vertical wall provided on the top cover of the filter stand through the fixing plate, the hollow air provided in the hollow filter can be supplied smoothly. can exhaust

In addition, when the sterilizer is provided in the filter stand, air introduced into the hollow of the hollow filter can be sterilized, and in addition, when the sterilizer is composed of a lamp case and a sterilizing lamp, the air in the hollow can be easily sterilized through sterilizing lighting. In addition, as the sterilizer is installed in the filter stand so as to be embedded in the hollow of the hollow filter, the sterilization light can be evenly irradiated into the hollow.

1 is a perspective view of an air purifier according to the prior art;
2 is a perspective view of an exposed filter air purifier according to an embodiment of the present invention;
3 is a longitudinal sectional view of the air purifier shown in FIG. 2;
4 is an enlarged longitudinal cross-sectional view of a portion of the air purifier shown in FIG. 3;
5 is a perspective view showing a state of use of the air purifier shown in FIG. 2;
6 is an enlarged cross-sectional view of a rocker of the air purifier shown in FIG. 3;
Figure 7 is a side view of the air purifier shown in Figure 5; and
8 is an enlarged longitudinal cross-sectional view of a bottom cover of the air purifier shown in FIG. 3 .

Hereinafter, an exposed filter air purifier according to an embodiment of the present invention will be described with reference to the accompanying drawings.

As shown in FIGS. 2 and 7, the exposed filter air purifier according to an embodiment of the present invention includes a hollow filter 90, a filter stand (FS) and a filter room (FR), and an outside air guide to be described later. .

The hollow filter 90 has a hollow as shown in FIGS. 2 and 3 and may be composed of a conventional cylindrical filter having a vertical length. The hollow filter 90 may be composed of filter paper such as ordinary non-woven fabric or paper for air purification, and as shown enlarged in FIG. A finish may be installed. In the hollow filter 90, outside air is introduced into the hollow inside by an outside air guide, which will be described later. At this time, the hollow filter 90 purifies the outside air and supplies it to the hollow. Thus, the hollow filter 90 provides purified air to the hollow.

In the filter stand FS, as shown in FIGS. 2 and 3, the hollow filter 90 is detachably installed in a straight state. The filter stand (FS) may be configured to include, for example, a bottom cover 50, a vertical 70, and a top cover 60, as shown in FIGS. 2 to 4, and by these components, approximately " " has the same form as

As shown in FIG. 3, the bottom cover 50 is seated at one end of the hollow filter 90 that is vertical. As shown, the bottom cover 50 is provided below the filter stand FS and forms one side of the filter stand FS to which one end of the hollow filter 90 is mounted. As shown, the bottom cover 50 has an outer diameter corresponding to the outer diameter of the hollow filter 90 and a predetermined thickness, and has a cup-shaped cross section. As shown in the bottom cover 50, the circuit board 50b connected to the power line may be embedded in a horizontal state.

As shown in FIGS. 3 and 4 , the vertical 70 is installed on one side of the bottom cover 50 in an upright state. As shown, the vertical 70 may be composed of a columnar upright stand 71 installed vertically on the bottom cover 50 . As shown, the vertical 70 is preferably fixed to the outer surface of the bottom cover 50 by molding or bolting and vertically connected so as to prevent interference with the outer surface (outer circumferential surface) of the hollow filter 90 .

As shown in FIGS. 3 and 4 , it is preferable that the vertical stand 71 is formed to a grippable thickness so that the vertical stand 70 can be gripped by a user's hand and used as a handle. To this end, at least a portion of the upright stand 71 must be formed to a grippable thickness for gripping. As shown in FIG. 3, at least one side of the upright stand 71 is spaced apart from the outer surface of the hollow filter 90, and a space SP for holding is provided between the outer surface of the hollow filter 90. As the upright stand 71 is installed on the outer surface of the bottom cover 50, the aforementioned separation space SP is provided.

As shown in FIG. 6, an empty space 71a may be formed along the longitudinal direction of the upright stand 71 to reduce weight.

As shown in FIGS. 3 and 4 , the top cover 60 is installed on the vertical 70 and is spaced apart from the bottom cover 50 in an opposite state. The top cover 60 is spaced apart from the bottom cover 50 as it is installed on the upper end of the vertical 70 as shown. As shown, the top cover 60 is installed on the upper end of the vertical 70 and forms the other side of the filter stand FS to which the other end of the hollow filter 90 is mounted. As shown, the top cover 60 has an outer diameter corresponding to the outer diameter of the hollow filter 90 and a predetermined thickness, and has a substantially cup-shaped cross section. The top cover 60 is provided with a grill type exhaust port 68 of an outside air guide to be described later in a penetrating state.

As shown in FIG. 7, the top cover 60 forms a filter room FR for mounting the hollow filter 90 between the bottom cover 50 and the spaced gap. As shown in FIGS. 2 and 7, the filter room FR provides an external open filter installation space in the filter stand FS, and as shown in FIG. 3, the hollow filter 90 installed in the filter stand FS Expose the outer surface of the Consequently, the filter room FR is formed in the form of a space between the bottom cover 50 and the top cover 60 of the filter stand FS. Therefore, the outer surface of the hollow filter 90 is exposed to the outside air when installed in the filter room FR. In particular, all four sides of the hollow filter 90 are exposed as the upright stand 71 of the vertical 70 is spaced apart from the outer surface as described above.

The filter stand (FS) is provided with a filter holder that fixes at least one of both ends of the hollow filter (90) to the bottom cover (50) or the top cover (60). The filter holder is formed to protrude from the bottom cover 50 or the top cover 60, for example, as shown enlarged at the upper left and lower ends of FIG. , 61). The support protrusions 51 and 61 may be formed in a cylindrical shape on the bottom cover 50 and the top cover 60 as shown in FIGS. 4 and 5 . As shown in FIG. 3 , the protrusions 51 and 61 restrain the hollow filter 90 by supporting the outer circumferential surface of the end side of the hollow filter 90 as both ends of the hollow filter 90 are inserted into the inside. Therefore, the hollow filter 90 is integrally fixed to the filter stand FS.

The filter holder may be composed of end protrusions 91 and protrusion pockets 63a, for example, as shown in enlarged upper and lower left portions of FIG. 5 . End protrusions 91 protrude from ends (top and bottom) of the hollow filter 90, as shown. End protrusions 91 protrude from the finish provided at the end of the hollow filter 90. desirable. As shown, the protrusion pocket 63a is formed in the shape of a groove in the bottom cover 50 or the top cover 60, and the end protrusion 91 is inserted and caught therein. Therefore, the hollow filter 90 is integrally fixed to the filter stand FS as the end protrusion 91 is caught in the protrusion pocket 63a. These end protrusions 91 and protrusion pockets 63a, together with the above-mentioned support protrusions 51 and 61, as shown in the figure, so that the hollow filter 90 is stably fixed to the filter stand FS It is preferable to be provided in.

Here, the above-described top cover 60 is preferably fixed to the upper part of the vertical 70 with a hinge H to enable single-axis rotation, as shown in FIGS. 4 and 5 . As shown, the top cover 60 rotates on one axis around the hinge H. Therefore, the hollow filter 90 is detachably attached to the filter room FR of the filter stand FS as the other side of the filter stand FS is opened as shown in FIG. 7 by rotation of the top cover 60. is fitted

The filter stand FS further includes a rocker 80 that presses a portion of the top cover 60 to prevent rotation of the top cover 60 on one axis. The rocker may include, for example, a rotary knob 81 and a stopper 71c as shown in FIGS. 4 and 6 . As shown in the figure, the knob 81 is provided with an elevation shaft 83 that is installed in a penetrating state in the top cover 60 and moves up and down (h). As shown, the knob 81 is provided with a guide groove 83a for guiding the elevation of the elevation shaft 83. The knob 81 moves up and down from the original position as the lifting shaft 83 moves along the guide groove 83a.

As shown in FIG. 6, the stopper 71c is provided in the form of a groove or a hole in the vertical 70, and the end 85 of the lifting shaft 83 provided in the knob 81 is inserted and caught.

As shown in (a) of FIG. 6, in the top cover 60, when the end 85 of the lifting shaft 83 is inserted into the stopper 71c of the vertical 70 by the rotation of the knob 81 As the end 85 of the elevating shaft 83 is caught on the stopper 71c, rotation of one shaft is prevented. However, as shown in (b) of FIG. 6 , the top cover 60 rotates on one axis as the hooking is released when the end 85 of the lifting shaft 83 is separated from the stopper 71c. Accordingly, the top cover 60 opens the top of the filter stand FS so that the hollow filter 90 flows into the top (other side) of the filter stand FS.

On the other hand, the above-described top cover 60 has a protrusion ( 65) is provided. Accordingly, in the top cover 60 , the knob 81 is installed on the protrusion 65 and is connected to the top of the vertical 70 through the protrusion 65 .

As shown in FIGS. 4 and 7, the protrusion 65 is provided with a pair of yokes 65a connected to the upper sides of the vertical 70 and the hinge H on one side of the lower portion in a spaced apart state, so the vertical 70 It is rotatably connected to the upright stand 71 of the. As shown, the upright stand 71 may be provided with a stepped support step 71b supporting the lower end of the yoke 65a. Therefore, when the top cover 60 maintains a horizontal state, the lower end of the yoke 65a is supported on the supporting protrusion 71b of the vertical stand 71 to stably maintain a horizontal state.

On the other hand, the above-described outside air guide guides outside air to the hollow provided inside the hollow filter 90 or guides the outside air to the outside of the hollow to purify the air through the hollow filter 90 or transfer the purified air into the hollow. It is provided on the outside of the filter 90. The outside air guide may be composed of a blowing fan F and an exhaust port 68, as shown in FIGS. 2 and 3, for example.

The blowing fan (F) provides negative pressure to the hollow of the hollow filter (90) so that outside air is sucked into the hollow of the hollow filter (90). As shown in FIG. 3, the blowing fan (F) is installed on at least one of one side and the other side of the filter stand (FS) to which both ends of the hollow filter (90) are mounted to provide negative pressure to the hollow of the hollow filter (90). do. That is, the blowing fan (F) is installed on the bottom cover 50 or the top cover 60 of the filter stand (FS), as shown, to provide negative pressure to the hollow of the hollow filter (90).

As shown in FIG. 3, the blowing fan (F) is preferably installed in the top cover (60) rather than the bottom cover (50) in communication with the hollow of the hollow filter (90). As shown, the blowing fan F is fixed to the fixing plate 62 provided in a horizontal state on the vertical wall 67 of the top cover 60 by bolting or bonding and communicates with the hollow. The blowing fan (F) provides negative pressure to the hollow of the hollow filter (90) during operation as it communicates with the hollow of the hollow filter (90). At this time, the hollow filter 90 sucks the outside air on the outer surface by the negative pressure of the hollow. Therefore, the hollow filter 90 purifies the outside air that is sucked in and provides it to the hollow.

As shown in FIG. 3, the blowing fan F guides the blown air to the exhaust port 68 and exhausts it to the outside of the filter stand FS. As shown in FIGS. 2 and 3 , the exhaust port 68 is configured (molded) in the form of a grill having holes in the top cover 60 . The exhaust port 68 exhausts the hollow purified air to the outside of the filter stand FS. Therefore, the filter stand FS supplies purified air to the room.

Here, the vertical wall 67 of the above-described top cover 60 is formed as a cylinder having a length capable of being inserted into the hollow of the hollow filter 90, as shown in FIG. Therefore, the vertical wall 67 easily guides the air in the hollow to the blowing fan (F). And, the vertical wall 67 supports the inside of the hollow formed in the hollow filter 90 so that the hollow filter 90 is stably fixed.

Meanwhile, a sterilizer S may be installed in the filter stand FS as shown in FIGS. 3 and 4 . As shown, the sterilizer (S) is installed to be built into the hollow of the hollow filter (90) to sterilize the air introduced into the hollow of the hollow filter (90).

The sterilizer S may include, for example, a lamp case C and a sterilization lamp L, as shown in FIGS. 3 and 4 . As shown in the figure, the lamp case (C) is provided with sockets to which the sterilizing lamp (L) is mounted at both ends and is installed vertically on the bottom cover (50) of the filter stand (FS). The sterilization lamp (L) is detachably installed in the lamp case (C) as shown, and is composed of a conventional ultraviolet lamp to irradiate sterilization light in the hollow of the hollow filter (90). Therefore, the filter stand (FS) exhausts the air sterilized in the hollow of the hollow filter (90) through the exhaust port (68).

As shown in FIGS. 3 and 8, the sterilizer S is installed in the center of the bottom cover 50 by bolting, and the sterilization light at the bottom is irradiated to the lower part of the hollow filter 90 at the center of the bottom cover 50. It is preferably installed vertically on top of the central protrusion protruding convexly.

As shown in FIG. 3, the bottom cover 50 is provided with a groove-shaped filter sheet 53 into which the lower end of the hollow filter 90 is fitted and seated by the aforementioned central protrusion and the aforementioned support protrusion 51. do. When the bottom cover 50 is configured such that the width of the filter sheet 53 corresponds to the thickness of the hollow filter 90, the lower end of the hollow filter 90 is inserted into the filter sheet 53, so that the The lower part can be stably fixed to the upper part.

In the embodiment of the present invention configured as above, after the hollow filter 90 is installed in the filter room FR of the filter stand FS, as shown in FIGS. 3 and 7, as shown in FIG. 2, the bottom When the switch 50a provided on the cover 50 is operated, the blowing fan F operates. As shown in the drawing, the blowing fan F draws in outside air into the hollow of the hollow filter 90 by generating contact with the hollow of the hollow filter 90, and exhausts the air in the hollow through the exhaust port 68. At this time, the hollow filter 90 filters the intake air and supplies it to the hollow. Thus, the blowing fan (F) supplies purified air to the outside of the filter stand (FS). When the sterilizer (S) is installed in the hollow of the hollow filter (90), the blowing fan (F) exhausts the air sterilized by the sterilizer (S) to the exhaust port (68) to supply purified air.

When the hollow filter 90 is replaced in the filter stand FS, the top cover 60 rotates on one axis around the hinge H, as shown in FIGS. 4 and 7 . Therefore, the hollow filter 90 is easily replaced.

As shown in FIGS. 4 and 6 , the filter stand FS is prevented from rotating on one axis when the top cover 60 is locked by the rocker 80 . That is, the top cover 60 is maintained in a horizontal state by the locking of the rocker 80 . At this time, the rocker 80 is inserted into the stopper 71c as the lifting shaft 83 descends by the rotation of the knob 81. Accordingly, the top cover 60 maintains a horizontal state without being rotated on one axis as the end portion 85 of the elevating shaft 83 is caught on the stopper 71c.

In the embodiment of the present invention as described above, the hollow filter 90 is installed in the filter room FR in the form of a space providing an externally open filter installation space, so that the outer surface of the hollow filter 90 is exposed to the outside, so the hollow filter Outside air can be sucked in all directions of the hollow filter 90, and since the outside air guide takes the outside air into the hollow of the hollow filter 90 and then guides the outside air sucked into the hollow to the outside of the hollow filter 90, the hollow filter 90 It is possible to supply purified air to the outside of the hollow filter 90 through.

In particular, since the outer surface of the hollow filter 90 is completely or almost entirely exposed to the outside air, the amount of outside air intake is significantly improved compared to the prior art.

And, as the filter stand (FS) is composed of the bottom cover 50, the vertical 70, and the top cover 60 and is configured in an approximate “c” shape, the hollow filter 90 is a filter by structural characteristics Since it can be installed through the side of the stand (FS), the hollow filter (90) can be easily installed, and in addition, when the vertical table (70) is composed of a vertical stand (71) capable of gripping, the vertical table (70) is used as a handle. Furthermore, when the vertical 70 is spaced apart from the outer surface of the hollow filter 90 and a separation space SP for gripping is provided, the vertical 70 can be easily gripped through the separation space SP. can

In addition, since the top cover 60 of the filter stand FS is fixed to the top of the vertical 70 by the hinge H, the top cover 60 can be rotated on one axis during installation and exchange of the hollow filter 90, , In addition to this, when the rocker 80 is provided, since the top cover 60 can be selectively rotated, it is possible to prevent the top cover 60 from rotating about the hinge H, and the rocker 80 Since it is composed of the rotary knob 81 and the stopper 71c, the rocker 80 can be easily implemented and user convenience can be improved.

In addition, since at least one of both ends of the hollow filter 90 is restrained through the filter holder provided in the filter stand FS, the hollow filter 90 can be detachably fixed to the filter stand FS, and the hollow filter 90 can be detachably fixed to the filter stand FS. It is possible to prevent the filter 90 from being removed from the filter stand FS, and in addition, when the filter holder is composed of support protrusions 51 and 61 or end protrusions 91 and protrusion pockets 63a, the hollow filter ( 90) can be supported or the top and bottom of the hollow filter 90 can be fixed to the filter stand FS, so the hollow filter 90 can be stably fixed, and furthermore, the bottom cover of the filter stand FS When the convex central protrusion inserted into the hollow of the hollow filter 90 and the cylindrical vertical wall 67 are provided on the 50 and the top cover 60, the hollow filter 90 is more stable on the filter stand FS. It can also be firmly fixed.

In addition, since the blowing fan F of the outside air guide provides negative pressure to the hollow of the hollow filter 90, the hollow filter 90 can easily intake outside air from all directions, and the exhaust port 68 is installed in the filter stand FS. When provided in the form of a grill having pores on the top cover 60 of the air purified in the hollow filter 90 can be exhausted and supplied to the outside of the filter stand FS, in addition, the blowing fan F is a fixed plate ( 62), when mounted inside the vertical wall 67 provided on the top cover 60 of the filter stand FS, the hollow air provided in the hollow filter 90 can be smoothly exhausted.

In addition, when the sterilizer (S) is provided in the filter stand (FS), it is possible to sterilize the air introduced into the hollow of the hollow filter (90), and in addition, the sterilizer (S) includes the lamp case (C) and the sterilizing lamp (L ), it is possible to easily sterilize the air in the hollow through sterilization lighting, and as the sterilizer (S) is installed in the filter stand (FS) so as to be embedded in the hollow of the hollow filter (90), the sterilization light is applied to the inside of the hollow can be investigated evenly.

Since the foregoing embodiments are just descriptions of the preferred embodiments of the present invention, the scope of application of the present invention is not limited to these, and appropriate modifications (of structure or configuration) within the scope of the same idea if essential characteristics can be satisfied. changes or partial omissions or supplements) are possible. In addition, some or many of the features of the above-described embodiments may be combined with each other. Therefore, since the structure and configuration of each component shown in the embodiments of the present invention can be implemented by modification or combination, it is natural that the modification or combination of these structures and configurations belong to the appended claims of the present invention.

50: bottom cover 51, 61: support protrusion
53: filter sheet 60: top cover
62: fixed plate 63a: projection pocket
65: protrusion 67: vertical wall
68: exhaust port 70: vertical
71: vertical bar 71c: stopper
80: rocker 81: knob
83: lifting shaft 83a: guide groove
85: end 90: hollow filter
91: end projection C: lamp case
F: Blowing fan FR: Filter room
FS: filter stand L: germicidal lamp
H: Hinge S: Sterilizer
SP: separation space

Claims (10)

A hollow filter having a hollow and vertically having a length;
a filter stand on which the hollow filter is detachably installed in a straight state;
A filter room in the form of a space providing an externally open filter installation space in the filter stand to expose an outer surface of the hollow filter installed in the filter stand to outside air; and
An outside air guide for guiding the outside air into the hollow provided inside the hollow filter or guiding the outside air out of the hollow to the outside of the hollow to purify the air through the hollow filter or provide purified air to the outside of the hollow filter. Exposed filter air purifier. The method of claim 1, wherein the filter stand,
a bottom cover on which one end of the hollow filter is seated;
a vertical installed on one side of the bottom cover in an upright state;
a top cover installed on the vertical, spaced apart from the bottom cover in an opposite state, and forming the filter room for mounting the hollow filter between the gap spaced apart from the bottom cover; and
Filter exposed air purifier comprising a; filter holder for fixing at least one of both ends of the hollow filter to the bottom cover or the top cover. According to claim 2,
At least a portion of the vertical is formed to a grippable thickness, and at least one side is spaced apart from the outer surface of the hollow filter, so that a separation space for gripping is provided between the outer surface of the hollow filter. Air purifier. The method of claim 2, wherein the top cover,
A filter exposed air purifier, characterized in that fixed to the top of the vertical by a hinge to enable single axis rotation. The method of claim 2, wherein the filter holder,
A filter exposed air purifier comprising a; support protrusion protruding from the bottom cover or the top cover to support the outer surface of the end side of the hollow filter. The method of claim 2, wherein the filter holder,
an end protrusion protruding from an end of the hollow filter; and
A filter-exposed air purifier comprising: a protrusion pocket formed in the shape of a groove on the bottom cover or the top cover and into which the end protrusion is inserted and caught. The method of claim 1, wherein the outside air guide,
A blowing fan providing negative pressure to the hollow of the hollow filter so that outside air is sucked into the hollow of the hollow filter; and
Exposed filter air purifier comprising an exhaust port for exhausting the air blown by the blowing fan to the outside of the filter stand. The method of claim 7, wherein the blowing fan,
A filter exposed air purifier, characterized in that installed on at least one of one side and the other side of the filter stand to which both ends of the hollow filter are mounted to provide negative pressure to the hollow of the hollow filter According to any one of claims 1 to 8,
Exposed filter air purifier further comprising a sterilizer for sterilizing air introduced into the hollow of the hollow filter. The method of claim 9, wherein the sterilizer,
a lamp case installed on the filter stand; and
A filter-exposed air purifier comprising a sterilizing lamp installed in the lamp case and irradiating sterilizing light into the hollow of the hollow filter.

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