KR101166379B1 - Air conditioner - Google Patents

Abstract

An air conditioner capable of easily mounting and detaching a filter and easily cleaning or troubleshooting an air conditioner is disclosed. The air conditioner includes a main body having an inlet at least one of a rear surface and a side surface, a blower installed inside the main body, a door for opening and closing the front of the main body, at least one filter provided on an inner surface of the door for air purification, And a suction guide duct for guiding the air sucked into the suction port toward the filter.

Description

Air Conditioner {AIR CONDITIONER}

1 is a perspective view of an air conditioner according to a first embodiment of the present invention.

2 is a cross-sectional view of an air conditioner according to a first embodiment of the present invention.

3 is an exploded perspective view illustrating main parts of an air conditioner according to a first embodiment of the present invention.

4 is an exploded perspective view illustrating main parts of an air conditioner according to a second embodiment of the present invention.

5 is a sectional view showing main parts of an air conditioner according to a second embodiment of the present invention.

Explanation of symbols on the main parts of the drawings

10: main body, 11: heat exchanger,

12: inlet, 13,14: side outlet,

15: front spout, 16: upper door,

19: lower door, 20: protrusion,

30: blower, 31: fan duct,

32: first entrance, 33: second entrance,

34: blower fan, 35: motor,

41: first filter, 42: second filter,

43: first support device, 50: second support device,

60: suction guide duct, 71, 72: side suction opening.

The present invention relates to an air conditioner, and more particularly to an air conditioner that can easily perform the removal and installation of the filter.

An air conditioner is a device that creates a pleasant indoor environment by cooling or heating indoor air. Modern air conditioners not only have this function but also have the function of purifying indoor air.

Korean Unexamined Patent Publication No. 2005-31569 discloses an air conditioner having an air purifying function. The air conditioner includes a cabinet whose front surface can be opened and closed by a front panel, a heat exchanger provided at the upper inside of the cabinet, and a blower provided at the lower inside of the cabinet. In addition, a plurality of lower filters installed at the inner lower part of the cabinet for purifying indoor air and an electrostatic precipitating filter installed at the inlet of the blower are also provided. The lower filters are detachably mounted to the filter frame provided in the inner lower part of the cabinet.

However, this air conditioner is installed inside the cabinet where the lower filter and the electrostatic precipitating filter are narrow, which makes it difficult to separate and install the filters due to interference with peripheral parts and the inner surface of the cabinet when removing or installing the filters. There was this.

In addition, the air conditioner had to remove the electrostatic precipitating filter from the blower when repairing the blower, and the lower filters had to be removed first when cleaning the inside of the cabinet. Therefore, cleaning and troubleshooting were cumbersome.

The present invention has been made to solve such problems, and an object of the present invention is to provide an air conditioner that enables easy mounting and detachment of a filter.

Another object of the present invention is to provide an air conditioner that can easily perform cleaning and troubleshooting.

An air conditioner according to the present invention for achieving the above object is provided with a main body having a suction port on at least one of the rear and side, a blower installed inside the main body, a door for opening and closing the front of the main body, the air for At least one filter installed on the inner surface of the door, characterized in that it comprises a suction guide duct for guiding the air sucked into the suction port toward the filter.

In addition, the present invention is characterized in that it further comprises a support device installed on the inner surface of the door to support the filter spaced apart from the inner surface of the door.

The filter may include a first filter installed at a position corresponding to the inlet of the blower, and a plurality of second filters installed at the bottom of the first filter, and the suction guide duct is installed at the bottom of the blower. It is characterized in that the suction air is guided toward the second filter.

The support apparatus may include a first support apparatus for detachably supporting the first filter, and a second support apparatus for detachably supporting the plurality of second filters.

In addition, the second support device includes a filter accommodation space for stacking the plurality of second filters in the front-rear direction, and rails provided at both sides of the filter accommodation space to guide the vertical removal of the second filters. It is characterized by.

In addition, the blower includes a fan duct having a first inlet at the front and a second inlet at the rear, a blower fan installed in the fan duct, and a motor for driving the blower fan. The door may be in close contact with the first inlet in a closed state.

The blower fan may include a first blower and a second blower for sucking and blowing air from the first inlet and the second inlet of the fan duct, respectively.

The suction guide duct may include an inlet contacting the inner surface of the main body at a position where the suction port is formed, and an outlet corresponding to the second filter when the door is closed.

In addition, the inlet of the suction guide duct is smaller than the suction port of the main body.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 to 3 show an air conditioner according to a first embodiment of the present invention. As shown in FIGS. 1 and 2, the air conditioner of the first embodiment includes a heat exchanger 11 installed at an inner upper portion of the main body 10, and a blower provided at an inner lower portion of the main body 10 for blowing air. Apparatus 30 is provided.

Inlet 12 is formed at the lower rear surface of the main body 10 for suction of indoor air, and side discharge ports 13 and 14 are formed at both sides of the upper part of the main body 10 for discharge of harmonized air therein. do. In addition, the front discharge port 15 is formed on the front surface of the main body 10 so that the harmonized air can be discharged forward.

An upper door 16 for opening and closing of the front discharge port 15 is installed at the front of the main body 10. The upper door 16 is installed to be elevated by a rail (not shown). And the rear side of the upper door 16 is provided with a lifting device 17 for elevating the upper door 16 for opening and closing of the front discharge port 15.

An opening 18 is formed in the lower part of the front surface of the main body 10, and the opening 18 is opened and closed by the lower door 19. Lower door 19 is rotated by one side is rotatably coupled to the front of the main body 10 is opened and closed. Therefore, the air conditioner of the present invention can provide a beautiful appearance because the front surface of the main body 10 can be completely covered by the upper door 16 and the lower door 19, and the inlet 12 is formed on the rear of the main body. Can be.

As shown in FIG. 2, the lower part of the main body 10 is provided with a protrusion 20 protruding backward. When the air conditioner is installed indoors, the protrusion 20 allows the rear of the main body 10 to be spaced apart from the wall of the room so that the indoor air can be smoothly sucked through the inlet 12 of the rear. In addition, the protrusion 20 allows the main body 10 to be stably supported by expanding the supporting area of the main body 10.

The suction port 12 includes an upper suction port 12a formed at the rear of the blower 30 and a lower suction port 12b formed at the protrusion 20. The lower suction port 12b is formed on the inclined surface above the protrusion 20. This allows the lower inlet 12b to be spaced apart from the wall so that air can be sucked through the lower inlet 12b.

The blower 30 sucks air from the inlet 12 and blows it toward the heat exchanger 11 at the upper side. The blower 30 has a fan duct 31 having a first inlet 32 formed on the front surface and a second inlet 33 formed on the rear surface thereof, and a fan duct 31 installed inside the fan duct 31. And a centrifugal blowing fan 34 capable of sucking air through the second inlet 33, and a motor 35 driving the blowing fan 34. The fan duct 31 has an outlet 36 formed at an upper portion thereof to guide the air blown by the operation of the blower fan 34 toward the heat exchanger 11. The blower fan 34 is partitioned by a partition plate 34a so as to suck and blow air from the first inlet 32 and the second inlet 33 of the fan duct 31, respectively, and the first inlet. And a first blower 34b for sucking and blowing air from the 32 side, and a second blower 34c for sucking and blowing air from the second inlet 33. The motor 35 is fixed to the inner rear side of the main body 10.

The heat exchanger 11 is provided in a flat plate shape so as to exchange heat while the air blown from the blower device 30 passes, and is installed to be inclined so as to partition an inner upper space of the main body 10.

On the inner surface of the lower door 19 for opening and closing the lower part of the main body 10, filters 41 and 42 are provided for air purification, as shown in FIGS. The filters 41 and 42 may include a first filter 41 installed at a position corresponding to the first inlet 32 of the blower 30, and a plurality of second installed below the first filter 41. And a filter 42. In addition, a first support device 43 and a second support device 50 for detachably mounting the first filter 41 and the second filters 42 are provided on the inner surface of the lower door 19. As shown in FIG. 1, when the cleaning or replacement of the filters 41 and 42 is necessary, the filters 41 and 42 on the inner side of the lower door 19 are opened while the lower door 19 is opened. It can be removed or mounted.

Although not shown in detail in the drawing, the first filter 41 is an electrostatic precipitating filter having an ionizing unit for ionizing dust in the air by discharge and a collecting unit for collecting dust ionized at the ionizing unit. The filter may be in a form including a photocatalyst filter that decomposes the collected odor particles using the light energy irradiated from the ionizing unit.

As shown in FIG. 3, the first support device 43 supporting the first filter 41 may be detachably supported on the inner surface of the lower door 19 so as to detachably support the four corners of the first filter 41. It includes a plurality of fixed support (43a, 43b, 43c, 43d). In addition, one of the supports 43b is provided with a power connection groove 44 for applying a high voltage to the first filter 41, and the edge portion of the first filter 41 is coupled to the power connection groove 44. The power connection portion 45 is provided.

In addition, as shown in FIG. 2, the first support device 43 is spaced apart from the first filter 41 so that air can flow into the space 46 between the first filter 41 and the lower door 19. I support it. In addition, when the lower door 19 is closed, the circumferential portion of the first filter 41 is brought into close contact with the first inlet 32 of the fan duct 31. This allows the air sucked through the first inlet 32 when the blowing fan 34 operates to be purified by the first filter 41 while passing through the first filter 41.

The second filters 42 include an antibacterial filter 42a for sterilization, a hepa filter 42b for collecting fine dust, and a carbon filter 42c for removing noxious gas. Only three types of filters are illustrated here, but the second filters are not limited thereto. Other types of functional filters may also be configured and optionally mounted according to the needs of the user.

As shown in FIG. 3, the second support device 50 includes a filter accommodating space 51 capable of stacking the second filters 42 in the front-rear direction. The second support device 50 has both closed side surfaces 52 and 53 and a lower surface 54, and the front and rear surfaces are opened for the distribution of air. In addition, the upper surface is opened to attach or detach the second filters 42. In addition, rails 55 are formed on the inner surfaces of both side surfaces 52 and 53 to guide the removal of the second filters 42 in the vertical direction.

As shown in FIG. 2, the second filters 42 installed in the second support device 50 are spaced apart from the inner surface of the lower door 19 by being supported by the rails 51. Therefore, the purified air passing through the second filters 42 may rise through the separation space 57 on the inner surface of the lower door 19 to flow toward the first filter 41.

The lower portion of the blower 34 is provided with a suction guide duct 60 for guiding air sucked through the lower suction port 12b behind the main body 10 toward the second filters 42. As shown in FIGS. 2 and 3, the suction guide duct 60 has a rear inlet 61 in contact with an inner rear side of the main body 10, and a front outlet 62 of the second support device 50. It is installed in contact with the rear part. The outlet 62 of the suction guide duct 60 is provided with a size corresponding to the size of the rear opening of the second support device 50.

The following describes the operation and use of such an air conditioner.

When the blower fan 34 operates, suction force acts on the first inlet 32 and the second inlet 33 of the fan duct 31 so that air is sucked into the inlet 12 of the rear surface of the main body 10. At this time, most of the air sucked through the upper inlet 12a is sucked through the second inlet 33 of the fan duct 31 and then blown to the heat exchanger 11, and the air sucked through the lower inlet 12b. Is sucked toward the first inlet 32 of the fan duct 31 and then blown toward the heat exchanger 11.

That is, the air sucked through the lower suction port 12b flows into the second filters 42 through the suction guide duct 60, and is purged while passing through the second filters 42. Flow toward Subsequently, the air is purified again while passing through the first filter 41 and then flows into the first inlet 32 of the fan duct 31.

The air blown toward the heat exchanger 11 is harmonized while passing through the heat exchanger 11 and then supplied to the indoor space through both side discharge ports 13 and 14 and the front discharge port 15. Therefore, the air conditioner of the present invention can perform the cooling or heating of the room through the heat exchange of the heat exchanger 11, and can purify the indoor air through the dust collection of the first and second filters (41, 42). have.

When cleaning or replacement of the first and second filters 41 and 42 is necessary, as illustrated in FIG. 1, the cleaning or replacement of the filters 41 and 42 may be performed with the lower door 19 open. Can be. In particular, in the present invention, since the filters 41 and 42 are exposed to the outside when the lower door 19 is opened, they are not interfered with the surroundings when the filters 41 and 42 are detached and mounted. Therefore, the cleaning and replacement of the filters 41 and 42 can be easily performed. In addition, since the filters 41 and 42 are separated from the main body only by opening the lower door 19, it is necessary to disassemble the filters 41 and 42 when cleaning or troubleshooting the main body 10. There is no. Therefore, cleaning and troubleshooting can be easily performed.

4 and 5 show an air conditioner according to a second embodiment of the present invention.

The air conditioner of the second embodiment further includes side suction holes 71 and 72 on both sides of the main body 10. In addition, the suction guide duct 60 further includes side inlets 63 and 64 formed at both sides thereof to guide the air sucked through the side suction holes 71 and 72 toward the second filters 42. The side inlets 63 and 64 are formed to have a size corresponding to the side inlets 71 and 72 of the main body 10. Since the second embodiment of the present invention guides the air sucked through the side suction openings 71 and 72 on both sides of the main body 10 as well as the lower suction opening 12b on the rear side of the main body 10 to the second filters 42. Inflow of air toward the second filters 42 may be facilitated. Other configurations are the same as those of the first embodiment described above.

As described in detail above, the air conditioner according to the present invention does not interfere with the surroundings when the filters are removed and mounted because the filters are exposed to the outside along the lower door when the filters are opened to the outside. Therefore, the cleaning and replacement of the filters can be easily performed.

In addition, the present invention does not need to disassemble the filters when cleaning or troubleshooting the main body because the filters are separated from the main body only by opening the lower door, so that the air conditioner can be easily cleaned or repaired. It has an effect.

Claims (9)

A main body provided with a suction port at least one of a rear surface and a side surface, a blower installed inside the main body, a door for opening and closing the front surface of the main body, at least one filter provided on an inner surface of the door for air purification, and the suction port An air conditioner comprising a suction guide duct for guiding the air sucked into the filter. The method of claim 1, And a support device installed on an inner surface of the door to support the filter at a distance from the inner surface of the door. 3. The method of claim 2, The filter includes a first filter installed at a position corresponding to the inlet of the blower, and a plurality of second filters provided below the first filter. And the suction guide duct is installed under the blower and guides suction air to the second filters. The method of claim 3, And the support device includes a first support device for detachably supporting the first filter, and a second support device for detachably supporting the plurality of second filters. 5. The method of claim 4, The plurality of second filters includes a plurality of filters, The second support device includes a filter accommodation space for stacking the plurality of second filters in the front-rear direction, and rails provided at both sides of the filter accommodation space to guide the vertical removal of the second filters. Air conditioner characterized by. The method of claim 3, The blower includes a fan duct having a first inlet at the front and a second inlet at the rear, a blowing fan installed inside the fan duct, and a motor for driving the blowing fan, And the first filter is in close contact with the first inlet when the door is closed. The method of claim 6, The blower fan comprises a first blower and a second blower for sucking and blowing air from the first inlet and the second inlet of the fan duct, respectively. The method of claim 3, And the suction guide duct includes an inlet contacting the inner surface of the main body at a position where the suction port is formed, and an outlet corresponding to the second filters when the door is closed. 9. The method of claim 8, And the inlet of the suction guide duct is smaller than the suction port of the main body.

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