KR20220004391A - Air purifier - Google Patents

Abstract

An air cleaner is disclosed. An air cleaner according to an embodiment of the present invention comprises: a housing provided with multiple components therein for discharging air, introduced from the outside, again to the outside, provided with one opened surface through which external air is introduced and provided with a discharge port through which air introduced to the inside is discharged to the outside; a cover mounted in the housing so as to be movable between a first position, at which the one opened surface of the housing is closed, and a second position, which is separated from the opened one surface of the housing in a state that at least one portion is in contact with the housing; a filter filtering contaminants included in the air introduced from the outside and inserted in the housing or the cover so as to be separable when the cover is located at the second position; and an angle control unit connecting the housing to the cover such that the cover maintains a predetermined setup angle with the opened one surface of the housing at the second position, which is a position at which the cover is rotationally moved from the first position by a predetermined angle, wherein the angle control unit may include: at least one insertion protrusion formed in the cover and protruding from one surface of the cover facing the housing; and a holder which is formed in the housing at the position corresponding to the insertion protrusion and into which the insertion protrusion can be inserted. The present invention simplifies a filter attachment and detachment structure to enhance convenience in exchanging filters.

Description

Air purifier {AIR PURIFIER}

The present invention relates to an air purifier, and more particularly, to an air purifier that improves the convenience of filter replacement by maintaining the cover open at a set angle when replacing a filter provided therein.

Recently, as fine dust and air pollution become serious, the need for an air purifier is gradually increasing.

In general, an air purifier is a means for purifying indoor air pollution, and filters the dust, odor, and contaminant particles contained in the air by sucking the polluted air through a filter to purify the inhaled air into clean air. It is a device that exhausts air to the outside.

A commonly used filter-type air purifier purifies the air sucked in by a fan with a filter and discharges it. For example, a pre-filter removes large dust, a HEPA filter traps fine dust, and an activated carbon filter removes odors. do.

Therefore, the air purifier basically includes a blower for discharging the purified air while introducing the polluted air, and at least one filter mounted to filter out dust, odor, and polluting particles contained in the introduced air. can

In other words, air purifiers to which various methods are applied use at least one filter to remove dust or germs, and have a common feature of periodically replacing the filters used. It should be replaced once a month.

If the filter is used for a long time, the filter is clogged by dust or contaminants adsorbed to the filter, and the filter loses its original function. do.

In addition, it is recommended to separate and wash the pre-filter, which primarily removes large dust, from the air purifier once every 1 to 2 weeks depending on the usage time.

However, in the conventional air purifier as described above, the filter is detachably fixed to the body or cover of the air purifier. When the filter is detached from the air purifier, foreign substances such as dust collected by the generated impact force are blown to the outside, There is a problem of indoor pollution.

In addition, in the prior art, a filter replacement operation must be performed after the cover is completely removed from the main body of the air purifier, and there is also a problem in that sufficient space is required for the filter replacement operation.

The present invention was invented to solve the above-described problems, and the problem to be solved by the present invention is to maintain a state in which the cover is opened at a set angle when replacing the filter mounted therein, thereby simplifying the filter attachment and detachment structure. It is intended to provide an air purifier that improves the convenience of filter replacement.

The air purifier according to an embodiment of the present invention for achieving this object is provided with a plurality of parts inside for discharging the air flowing in from the outside to the outside again, one side through which the outside air is introduced is open, and the air is introduced into the inside. a housing provided with a discharge port through which the exhausted air is discharged to the outside; a cover mounted to the housing movably between a first position for closing the open surface of the housing and a second position spaced apart from the open surface of the housing with at least a portion in contact with the housing; a filter inserted into the housing or the cover to filter contaminants contained in the air introduced from the outside, and to be detachable when the cover is in the second position; and connecting the housing and the cover so that the cover maintains a predetermined angle with the open surface of the housing in the second position, which is a position in which the cover is rotated by a predetermined angle from the first position. at least one insertion protrusion including an angle adjusting unit, wherein the angle adjusting unit is formed on the cover and protrudes from one surface of the cover facing the housing; and a holder formed in the housing at a position corresponding to the insertion protrusion and into which the insertion protrusion can be inserted. may include

In the first position, the lower end and upper end of the cover contact the housing, the cover is disposed parallel to the open surface of the housing, and in the second position, the lower end of the cover contacts the housing and , the upper end of the cover may be spaced apart from the housing, and in the second position, the cover may be arranged to form a preset angle from the open surface of the housing.

The at least one insertion protrusion includes an extension portion extending from the cover toward the housing by a set length; and a hook part formed at the tip of the extension part. may include

The holder may be provided with locking protrusions for hanging and supporting both sides of the hook portion corresponding to the hook portion.

The second position may further include a connection unit connecting the housing and the cover so that at least a portion of the cover maintains a state in contact with the housing.

The connection unit may include at least one support end formed at a lower end of the cover and protruding from one surface of the cover toward the housing; and an insertion hole formed in the housing at a position corresponding to the at least one support end so that the at least one support end can be inserted thereinto; may include

It may further include a locking unit for fixing the cover to the housing in the first position.

The locking unit may include a magnetic material having magnetism.

The filter may be a pre-filter capable of removing filtered contaminants with water or air.

The cover or the housing further includes a rail groove into which the filter can be inserted, and in the second position, the filter can be removed by sliding from the rail groove.

As described above, according to the air purifier according to the embodiment of the present invention, when the filter mounted therein is replaced, the cover is kept open at a set angle, thereby simplifying the filter detachment structure and improving the convenience of filter replacement. It works.

In addition, according to the present invention, the cover can be kept open at a set angle, so that the user's hands are free, so that the filter can be removed stably, and the filter replacement work is possible even in a narrow space, thereby improving overall marketability there is also

In addition, the present invention can minimize the impact force at the time of separation of the filter requiring replacement or cleaning due to the simple attachment and detachment of the filter, thereby preventing the foreign substances collected in the filter from being dispersed while being blown to the outside. It also has the effect of minimizing indoor pollution.

1 is a perspective view of an air purifier according to an embodiment of the present invention.
FIG. 2 is a cross-sectional view taken along line AA of FIG. 1 .
3 is a perspective view illustrating a state in which a cover applied to an air purifier according to an embodiment of the present invention is positioned in a second position.
4 is an exploded perspective view of an air purifier according to an embodiment of the present invention.
FIG. 5 is a cross-sectional view taken along line BB of FIG. 4 .
6 is a cross-sectional view taken along line CC of FIG. 4 .
7 and 8 are step-by-step operation state diagrams of the air purifier according to an embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail based on the accompanying drawings.

Prior to this, the configurations shown in the embodiments and drawings described in this specification are only the most preferred embodiment of the present invention and do not represent all of the technical spirit of the present invention, so they can be substituted at the time of the present application It should be understood that various equivalents and modifications may exist.

In order to clearly explain the present invention, parts irrelevant to the description are omitted, and the same reference numerals are assigned to the same or similar components throughout the specification.

Since the size and thickness of each component shown in the drawings are arbitrarily indicated for convenience of description, the present invention is not necessarily limited to the bar shown in the drawings, and the thickness is enlarged to clearly express various parts and regions.

And throughout the specification, when a part "includes" a certain component, this means that other components may be further included, rather than excluding other components, unless otherwise stated.

In addition, terms such as "...unit", "...means", "...part", and "...member" described in the specification refer to a unit of a comprehensive configuration that performs at least one function or operation. it means.

1 is a perspective view of an air purifier according to an embodiment of the present invention, FIG. 2 is a cross-sectional view taken along line AA of FIG. 1, and FIG. 3 is a cover applied to the air purifier according to an embodiment of the present invention in the second position. 4 is an exploded perspective view of an air purifier according to an embodiment of the present invention, FIG. 5 is a cross-sectional view taken along line BB of FIG. 4, and FIG. 6 is a cross-sectional view taken along line CC of FIG. .

Referring to the drawings, the air purifier 100 according to an embodiment of the present invention maintains the cover open at a set angle when replacing the filter mounted therein, thereby improving the convenience of filter replacement.

To this end, the air purifier 100 according to the embodiment of the present invention includes a housing 110 , a cover 120 , and a filter 130 as shown in FIGS. 1 to 3 .

First, the housing 110 is provided with a plurality of parts inside for discharging the air flowing in from the outside back to the outside, one surface through which the outside air is introduced is opened, and the discharge port through which the air introduced into the inside is discharged to the outside. (112) is provided.

The cover 120 has a first position to close the open surface of the housing 110 , and a second position spaced apart from the open surface of the housing 110 with at least a portion in contact with the housing 110 . It is mounted to the housing 110 to be movable between positions.

Here, in the contact, one end of the cover 120 and the housing 110 not only comes into direct contact with each other, but also the one end of the cover 120 and the housing 110 maintains a very close proximity state for a rotation operation, etc. include

The cover 120 may include a frame 122 including an opening in which the rest except for the periphery of the edge is opened, and a suction unit 124 mounted to the opening.

Here, the first position is, as shown in FIGS. 1 and 2 , to be defined as a state in which the cover 120 is in close contact with the housing 110 so as to close the open surface of the housing 110 . can

That is, in the first position, the lower and upper ends of the cover 120 are in contact with the housing 110 , and the cover 120 is disposed parallel to the open surface of the housing 120 .

In addition, in the second position, as shown in FIG. 3 , in a state where the lower end of the cover 120 is in contact with the lower portion of the housing 110 , the upper portion of the cover 120 is the housing 110 . It can be defined as a state spaced apart from the upper part by a set angle (θ).

That is, the second position may be a position in which the cover 120 is rotated by a predetermined angle θ from the first position, and in the second position, the lower end of the cover 120 is the housing. In contact with 110 , the upper end of the cover 120 is spaced apart from the housing 110 .

Accordingly, in the second position, the cover 120 may be arranged to form the preset angle θ from the open surface of the housing 110 .

Here, the set angle θ may form an acute angle, and preferably may be set between about 5° and 15°. If the set angle (θ) is less than 5°, the open space between the cover 120 and the housing 110 is too narrow to easily separate the filter, and when it is greater than about 15°, the cover 120 is removed. There is a problem in that excessive free space is required when moving from the first position to the second position.

The filter 130 is to be inserted into the housing 110 or the cover 120 so as to filter contaminants contained in the air introduced from the outside, and to be detachable when the cover 120 is in the second position. can

The housing 110 or the cover 120 may further include a rail groove 114 into which the filter 130 can be inserted.

Hereinafter, a case in which the rail groove 114 is formed in the housing 110 as a case in which the filter 130 is inserted into the housing 110 will be described.

The rail grooves 114 may be respectively formed on both sides of the opened surface of the housing 110 in the longitudinal direction.

Here, the filter 130 may be mounted in a structure in which both sides are slidably inserted in the rail grooves 114 provided on both sides of the housing 110 in the longitudinal direction, respectively.

Accordingly, in the second position, the filter 130 may be separated from the air purifier 100 by sliding from the rail groove 114 .

That is, in the second position for replacement or cleaning of the filter 130 , the filter 130 is exposed so that it can be mounted and detached from the air purifier 100 . At this time, the user can stably remove the exposed filter 130 from the rail groove 114 without impact.

Accordingly, the user can maximally prevent foreign substances such as dust collected in the filter 130 from being dispersed while being blown to the outside during the replacement operation of the filter 130 .

Meanwhile, in the present embodiment, the rail groove 114 is formed in the housing 110 as an example, but is not limited thereto, and the rail groove 114 is It may be formed on the cover 120 .

In this case, there is only a difference in position in that the rail groove 114 is formed on the cover 130 instead of the housing 110 , and the structure or operation principle is not different, so a detailed description will be omitted.

Such a filter may be a pre-filter capable of removing filtered contaminants with water or air.

The air purifier 100 configured as described above includes the housing 110 and the housing 110 so that the cover 120 maintains the predetermined angle θ with the open surface of the housing 110 in the second position. It may further include an angle adjusting unit 140 for connecting the cover 120 .

The angle adjusting unit 140 includes an insertion protrusion 142 and a holder 144 as shown in FIGS. 2 and 4 to 6 .

First, the insertion protrusion 142 may be formed on the cover 120 and protrude from one surface of the cover 120 facing the housing 110 .

Here, the insertion protrusions 142 are respectively formed on the left and right sides of the frame 122 .

In addition, the insertion protrusion 142 includes an extension 142a extending from the frame 122 of the cover 120 to the housing 110 by a set length, and formed at the tip of the extension 142a. A hook portion 142b may be included.

And the holder 144 is formed in the housing 110 at a position corresponding to the insertion protrusion 142 . The insertion protrusion 142 may be inserted into the holder 144 at the first and second positions.

Here, the holder 144 may be provided with locking protrusions 144b for hanging and supporting both sides of the hook portion 142 in correspondence to the hook portion 142b.

The angle adjustment unit 140 configured in this way maintains the insertion protrusion 142 inserted into the holder 144 by a predetermined depth when the cover 120 is positioned at the first position. do.

In this state, when the user opens the cover 120 , the lower end of the cover 120 is supported by the lower portion of the housing 110 , and the upper portion of the cover 120 is removed from the housing 110 . is moved

At the same time, the insertion protrusion 142 is moved together with the cover 120, and when the hook part 142b is positioned on the locking protrusion 144b of the holder 144, the movement of the cover 120 is is stopped In this case, the cover 120 may be positioned at the second position rotated by the set angle θ from the first position.

That is, the angle adjusting unit 140 is configured such that the cover 120 maintains the preset angle θ from the open surface of the housing 110 in the second position. (120) can be connected.

On the other hand, the air purifier 100 connects the housing 110 and the cover 120 to maintain a state in which the lower end of the cover 120 is in contact with the lower end of the housing 110 in the second position. It may further include a connection unit 150 .

As shown in FIG. 4 , the connection unit 150 may include a support end 152 and an insertion hole 154 .

First, the support end 152 may be formed on both sides of the lower end of the frame 122 in the cover 120 . The support end 152 may be formed to protrude from one surface of the frame 122 facing the housing 110 .

In addition, the insertion hole 154 is formed in the housing 110 at a position corresponding to the support end 152 so that the support ends 152 respectively formed on both sides of the frame 120 can be respectively inserted.

The connection unit 150 configured in this way maintains a state in which the support end 152 is inserted into the insertion hole 154 in the second position and is hung, so that the lower end of the cover 120 is attached to the housing. It can be stably connected to the lower end of (110).

Meanwhile, in this embodiment, the air purifier 100 may further include a locking unit 160 for fixing the cover 120 to the housing 110 in the first position.

The locking unit 160 may include a magnetic material having a magnetism, and in the present embodiment, the locking unit 160 may be provided at an upper portion of the opened surface of the housing 110 .

Here, in the frame 122 of the cover 120, a component having a property of being in close contact with the magnetic material at a position corresponding to the locking unit 160 (eg, a plate made of steel, or a magnetic material having the opposite polarity) is can be provided.

The locking unit 160 configured as described above is provided between the upper portion of the housing 110 and the frame 122 , and the first cover 120 closes the opened surface of the housing 110 . The cover 120 may be fixed to the housing 110 in this position.

Hereinafter, the operation and operation of the air purifier 100 according to the embodiment of the present invention configured as described above will be described in detail.

7 and 8 are step-by-step operation state diagrams of the air purifier according to an embodiment of the present invention.

In the air purifier 100 according to the embodiment of the present invention, as shown in FIG. 7 , the cover 120 may close the opened surface of the housing 110 in the first position.

Here, the locking unit 140 is fixed to the housing 110 in a state in which the cover 120 is in close contact, and at the same time, the angle adjusting unit 140 is the insertion protrusion 142 is 144) can be maintained in the inserted state.

In this state, when the user opens the cover 120 for replacement or cleaning of the filter 130 , the lower end of the cover 120 is supported by the lower portion of the housing 110 , and the cover The upper part of 120 is moved from the housing 110 .

At the same time, the insertion protrusion 142 is moved together with the cover 120, and when the hook part 142b is positioned on the locking protrusion 144b of the holder 144, the movement of the cover 120 is is stopped In this case, the cover 120 may be positioned at the second position rotated by the set angle θ from the first position.

That is, the angle adjusting unit 140 is configured such that the cover 120 maintains the preset angle θ from the open surface of the housing 110 in the second position. (120) can be connected.

Here, the connection unit 150 maintains a state in which the support end 152 is inserted into the insertion hole 154 in the second position and is hung, thereby attaching the lower end of the cover 120 to the housing 110 . ) can be stably connected to the bottom of the

When the cover 120 is positioned at the second position through this operation, the user slides the filter 130 exposed at the second position from the rail groove 114 to separate it from the housing 110 . can Accordingly, the filter 130 can be stably removed from the housing 110 .

Therefore, when the air purifier 100 according to the embodiment of the present invention configured as described above is applied, the attachment and detachment of the filter 130 is simple, and when the filter 130 mounted therein is replaced, the cover (120) rotates by the set angle (θ) to maintain the open state from the housing 110, it is possible to improve the convenience of filter replacement.

In addition, since the cover 120 can maintain an open state at the set angle θ, as the user's both hands are free, the filter 130 can be stably removed and filter replacement work even in a narrow space This makes it possible to improve the overall marketability.

In addition, since attachment and detachment of the filter 130 mounted in a sliding structure is simple, the impact force can be minimized when the filter 130 is separated, which requires replacement or cleaning, and thus, the It is possible to prevent in advance that foreign substances are dispersed while being blown to the outside, thereby minimizing the phenomenon of indoor contamination.

As described above, although the present invention has been described with reference to limited embodiments and drawings, the present invention is not limited thereto, and the technical spirit of the present invention and the following by those of ordinary skill in the art to which the present invention pertains. Of course, various modifications and variations are possible within the scope of equivalents of the claims to be described.

100: air purifier
110: housing
112: outlet
114: rail groove
120: cover
122: frame
124: suction part
130: filter
140: angle adjustment unit
142: insertion protrusion
142a: extension
142b: hook part
144: holder
144a: stumbling block
150: connection unit
152: support group
154: insertion hole
160: locking unit

Claims (10)

a housing having a plurality of parts for discharging the air flowing in from the outside to the outside again, having an open surface through which outside air is introduced, and having a discharge port through which the air introduced into the inside is discharged to the outside;
a cover mounted to the housing movably between a first position for closing the open surface of the housing and a second position spaced apart from the open surface of the housing with at least a portion in contact with the housing;
a filter inserted into the housing or the cover to filter contaminants contained in the air introduced from the outside, and to be detachable when the cover is in the second position; and
An angle connecting the housing and the cover so that the cover maintains a predetermined angle with the open surface of the housing in the second position, which is a position in which the cover is rotated by a predetermined angle from the first position Further comprising a control unit,
The angle adjustment unit is
at least one insertion protrusion formed on the cover and protruding from one surface of the cover facing the housing; and
a holder formed in the housing at a position corresponding to the insertion protrusion and into which the insertion protrusion can be inserted;
Air purifier comprising a. According to claim 1,
In the first position, the lower end and upper end of the cover are in contact with the housing, the cover is disposed parallel to the open surface of the housing,
In the second position, the lower end of the cover is in contact with the housing, and the upper end of the cover is spaced apart from the housing,
In the second position, the cover is arranged to form a preset angle from the open surface of the housing. According to claim 1,
The at least one insertion protrusion is
an extension portion extending from the cover toward the housing at a set length; and
a hook part formed at the tip of the extension part;
Air purifier comprising a. 4. The method of claim 3,
In the holder
The air purifier according to claim 1, characterized in that in correspondence to the hook portion, locking projections for hanging and supporting both sides of the hook portion are formed. According to claim 1,
The air purifier according to claim 1, further comprising a connection unit connecting the housing and the cover so that at least a portion of the cover is in contact with the housing in the second position. 6. The method of claim 5,
The connecting unit is
at least one support end formed at a lower end of the cover and protruding from one surface of the cover toward the housing; and
an insertion hole formed in the housing at a position corresponding to the at least one support end so that the at least one support end can be inserted;
Air purifier comprising a. According to claim 1,
The air purifier further comprising a locking unit for fixing the cover to the housing in the first position. 8. The method of claim 7,
The locking unit is
An air purifier comprising a magnetic material having magnetism. According to claim 1,
the filter is
An air purifier, characterized in that it is a pre-filter capable of removing filtered contaminants with water or air. According to claim 1,
the cover or the housing
Further comprising a rail groove into which the filter can be inserted,
In the second position, the filter is separated by sliding from the rail groove.

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