JP2001330308A - Air conditioner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an air conditioner in which cleaning work for an air filter and an air cleaning filter is facilitated. SOLUTION: This air conditioner comprises a suction filter for sucking air in a room to be air conditioned, an air filter for removing dust involved in the air, a filter holding section for removably holding the air filter driving section including a pinion engaged with a rack provided in the filter holding section, a heat exchanger for applying air conditioning such as heating/cooling/ dehumidification to the air subjected to the air filter, and an air fan for supplying the air conditioned in the heat exchanger to the room through a blow-off outlet. The air conditioner is mounted on an upper portion of the room. In the air conditioner, the filter holding section holds demountably the air cleaning filter.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an air conditioner which can easily clean an air filter and an air purifying filter.

[0002]

2. Description of the Related Art Conventionally, an air conditioner has been provided with an air filter for removing dust in the air. In order to further facilitate the cleaning of the air filter, it has been conceived to provide a suction panel of an indoor unit having an air filter therein so as to be vertically movable. As this type of conventional air conditioner, for example, an air conditioner described in JP-A-8-285318 has been proposed.

[0003] The air conditioner described in the above publication is provided with an air filter removably inside a suction panel of the air conditioner, and further provided with a rack above and below the suction panel and a rack mounted on the main body of the indoor unit. In this case, a meshing pinion and a motor for rotating the pinion are provided.

[0004]

The above-mentioned air conditioner is usually installed at a high place in the room (height equal to or higher than the height of a person), and when the air filter becomes dirty, the suction panel is lowered to the lower part to lower the air. The filter could be detached / cleaned.

However, in the above-described air conditioner,
The serviceability of the air cleaning filter has not been improved because the suction panel was not configured to hold the air cleaning filter.

Therefore, the present invention has been made in consideration of the above points,
An object of the present invention is to provide an indoor unit of an air conditioner that can safely and easily clean an air filter and an air purification filter.

[0007]

In order to solve the above-mentioned problems, the invention according to claim 1 includes a suction panel for taking in air in a conditioned room, an air filter for removing dust contained in the air, and attaching and detaching the air filter. A filter holding portion for freely holding, a driving portion having a pinion meshing with a rack provided on the filter holding portion, a heat exchanger for applying air conditioning such as heating / cooling / dehumidification to air via an air filter, and this heat exchanger A blower fan for supplying the air conditioned by the air to the conditioned room through an air outlet, and the air conditioner attached to the upper part of the conditioned room, the filter holding portion detachably holds the air cleaning filter. It is characterized by doing.

According to a second aspect of the present invention, the filter holding portion includes a first filter holding portion for detachably holding the air filter and the air cleaning filter, and moves the first filter holding portion along a straight line. And a second filter holding section that causes the second filter to be held.

The invention according to claim 3 is characterized in that the first filter holding section holds a plurality of air filters and a plurality of air cleaning filters.

According to a fourth aspect of the present invention, there is provided a suction panel for taking in air in a conditioned room, an air filter for removing dust contained in the air, a filter holding portion for detachably holding the air filter, and a filter holding portion. Drive unit having a pinion that meshes with a rack mounted, a heat exchanger that performs air conditioning such as heating / cooling / dehumidification on air through an air filter, and blows air conditioned by the heat exchanger to a conditioned room. In the air conditioner provided with a blower fan supplied through the air filter and mounted on an upper part of the conditioned room, the air filter is characterized in that an air cleaning filter is detachably held on a back surface of the air filter.

According to a fifth aspect of the present invention, the filter holding portion includes a first filter holding portion for detachably holding an air filter, and a second filter for moving the first filter holding portion along a straight line. And a holding part.

The invention according to claim 6 is characterized in that the first filter holding section holds a plurality of air filters.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described with reference to FIGS. FIG. 1 is an explanatory diagram of a substantially central cross section of an air conditioner showing an embodiment of the present invention.

In FIG. 1, reference numeral 1 denotes an indoor unit of an air conditioner, which is connected to an outdoor unit (not shown) by a piping between units to constitute an air conditioner.

The case of the indoor unit 1 includes a front case portion 2A on the front side, a suction panel 2B provided in front of the front case portion 2A and having an air intake port for indoor air, and a rear case on the rear side. 2C.

Reference numeral 4 denotes a heat exchanger for heating / cooling / dehumidifying the air in the room.
It functions as a cooler during the cooling / dehumidifying operation, and functions as a heater during the heating operation.

Reference numeral 5 denotes a blower fan for sucking room air from the suction panel 2B, heating / cooling / dehumidifying the heat in the heat exchanger 4, and circulating the air again in the room, and 6 stores and discharges drain water from the heat exchanger 4. A drain pan 7 for removing the relatively large dust of the indoor air sucked by the blower fan 5 is an air filter according to the embodiment of the present invention, and 8 is a comparison of the indoor air passing through the air filter 7. An air purifying filter for further removing fine dust;
And an air purifying filter 8 for detachably moving the air purifying filter 8 up and down.

Reference numeral 9 denotes an outlet for cooling air / hot air which is accelerated by the blower fan 5 and is blown back into the room. Reference numeral 9A denotes an upper and lower portion which is attached to the outlet 9 and controls the direction of the cooling air / hot air blown from the outlet 9. The wind direction deflecting blade 9B is also a left and right wind direction deflecting blade.

FIG. 2 is a perspective explanatory view of an air conditioner showing an embodiment of the present invention.

As shown in FIG. 2, the lifting mechanism 20 is
It comprises a guide section 12, a filter holding section 10, and a drive section 13.

The guide portion 12 is provided in parallel with both ends of the front surface of the heat exchanger 4 and has a U-shaped cross section. A cross section connected to the guide 12B and covering the upper portion of the heat exchanger 4 has a U shape. Guide 12A, which is bent in a substantially L-shape, and a horizontal rail 12C connecting the pair of left and right guides 12B of the heat exchanger 4, and guides the air filter 7 held by the filter holding unit 10 to move up and down. Is what you do.

The guide portion 12 has the upper end of the guide 12A fixed to the rear case portion 2C, and the lower portion of the guide 12B fixed to the drain pan 6.

The filter holding section 10 has a first filter holding section 10B for detachably holding the air filter 7 and the air cleaning filter 8, and a first filter holding section 10B which is moved along a straight line to move the first filter holding section 10B. The second filter holding section 10A is configured to increase the moving distance of the filter holding section 10B.

A second filter holding portion 10A is provided in the guide 12B of the guide portion 12 so as to be vertically movable along the guide 12B.
Is formed with a rack 10AB.
A pinion 13B that meshes with B and a drive unit 13 that drives the pinion 13B are provided.

The first filter holding portion 10B is configured to be movable (slidable) in the same direction as the moving direction of the second filter holding portion 10A, and holds the air filter 7 and the air cleaning filter 8; A belt 13E for moving the air filter 7 and the air cleaning filter 8 up and down together with the up and down movement of the first filter holding unit 10B and the up and down movement of the second filter holding unit 10A is provided on the rear surface thereof. It is fixed to the joint 10BK.

The drive unit 13 includes a fixed unit 13D for fixing the motor 13A below the guide unit 12, a pair of left and right pinions 13B, and a connecting shaft 13C and a fixed unit 13D for rotating the pinions 13B in synchronization. Belt 13 whose both ends are fixed above and below both ends and which are arranged along the moving direction of second filter holding portion 10A and connected to connecting portion 10BK on the back surface of first filter holding portion 10B.
E and the like.

The motor 13A is, for example, a stepping motor capable of rotating forward and backward.

The above-mentioned second filter holding unit 10A
The cross section is formed in a substantially U-shape, and a crosspiece (not shown) is provided for connecting the front guides 10AA to each other.
0AD is provided, a rack 10AB is integrally formed on the back surface side of the second filter holding portion 10A, and a belt 13E is provided on the upper end and the lower end of the second filter holding portion 10A.
Roller 1 that guides the liquid into the second filter holding portion 10A
0AC is provided.

The second filter holding portion 10A has its engaging portion 10AD movable along a groove formed in the guide 12B of the guide portion 12 and its rack 10A.
Since AB is driven by the pinion 13B of the drive unit 13, the second filter holding unit 10A can move up and down along the groove of the guide 12B.

The first filter holding section 10B described above
A pair of left and right guides 10BA each having an L-shaped cross section, connecting the guides 10BA, and a grid-like bar 10BB holding the air purification filter 8 and a holding unit 10BC and a guide 10BA holding the air filter 7 below the bar 10BB. 10B having a belt 13E joined to the upper rear surface
K.

The first filter holding portion 10B has guides 10A of the second filter holding portion 10A at both ends.
A, and is guided by the belt 13E of the driving unit 13 so that the second filter holding unit 10A
It is possible to further descend from the second filter holding part 10A along the moving direction (elevation direction) of the second filter.

The air filter 7 is provided with a rib 1 of the holding portion 10BC.
The latch 7D of the air filter 7 is fitted and fixed to 0BD, and can be moved up and down together with the first filter holding portion 10B.

Since the air filter 7 is formed of a soft material such as polypropylene, the air filter 7 can be accommodated in the L-shape along the guide 12A of the guide portion 12 while being bent.

FIG. 3 is an explanatory sectional view of an elevating mechanism 20 for an air conditioner according to an embodiment of the present invention.

FIG. 3A shows a state in which the air filter 7 is stored by the elevating / removing mechanism 20, and FIG. 3B shows a state where the air filter 7 is being lowered by the elevating / removing mechanism 20.
(C) shows a time when the air filter 7 is lowered by the lifting / removing mechanism 20.

Referring to FIG. 3, the belt 13
The arrangement of E will be described.

The belt 13E, one end of which is fixed to the upper part of the fixing part 13D of the driving part 13, rises vertically, is stretched to the guide roller 10AC at the upper end of the second filter holding part 10A, and is directly below by the guide roller 10AC. The belt 13E is fixed to the connecting portion 10BK of the first filter holding portion 10B while changing its direction.

The coupling section 10 of the first filter holding section 10B
The belt 13E coming out of the BK is stretched downward right below to the guide roller 10AC at the lower end of the first filter holding unit 10A, is turned right above by the guide roller 10AC, and rises. The other end is fixed to the lower part.

Here, the operation of the elevating and lowering attachment / detachment mechanism 20 when attaching / detaching / cleaning the air filter 7 and the air cleaning filter 8 will be described.

The driving unit 1 is operated by a user operating a remote controller.
The third motor 13A operates slowly to rotate the pair of pinions 13B of the drive unit 13 and engage with the second filter holding unit 10A via the rack 10AB of the second filter holding unit 10A meshing with the pinion 13B. Along the groove of the guide 12B of the guide portion 12 with which the portion 10AD is engaged, the second
Of the filter holding unit 10A is lowered.

The second filter holding unit 10A is lowered and the first filter holding unit 10A is guided by the second filter holding unit 10A.
The filter holding portion 10B of the
And descends to the lower part of the second filter holding unit 10A.

As described above, the first filter holding unit 10
As B descends, the air filter 7 moves along the guide 12A of the guide portion 12 and the second filter holding portion 10A.
The first filter holding unit 10B is lowered by being pulled by the holding unit 10BC.

When the descent is completed, the user pulls the air filter 7 forward with the hole 7E at the center thereof to release the latch 7D of the air filter 7 from the rib 10BD of the holding portion 10BC and slowly move the user forward. The air filter 7 can be detached and cleaned while the air filter 7 is being pulled.

Thereafter, the user detaches / cleans the air cleaning filter 8 by removing the claws 10BT of the first filter holding portion 10B.

When the air filter 7 is taken out, dust adheres to the air filter 7, so that there is an inconvenience that if the vibration or impact is applied, the adhering dust will fly up into the room. As described above, smooth detachment can be performed, so that such inconvenience can be prevented.

The installation and storage of the air filter 7 and the air purification filter 8 after the cleaning into the air conditioner 1 may be performed in a manner reverse to the above-described operation.

FIG. 4 is an explanatory front view of the air conditioner according to the embodiment of the present invention when the air filter 7 of the elevating mechanism 20 is removed.

As shown in FIGS. 2 and 4, in this embodiment, the air filter 7 and the air purifying filter 8 are
A plurality of sheets are arranged such that a plurality of sheets are arranged.

As a result, the user can easily attach / detach / clean the work by making the air filter 7 and the air cleaning filter 8 suitable in size.

The above-described structure of the elevating / removing mechanism 20 for the air filter 7 and the air purifying filter 8 makes it possible to increase the surface area of the air filter 7 and the amount of descent thereof. Installed indoor unit 1
However, it is possible to safely and easily attach / detach / clean the air filter 7 without the need for a step board or the like.

As described above, in this embodiment, the air purifying filter 8 is held by the first filter holding portion 10B. However, the air purifying filter 8 is detachably held on the back surface of the air filter 7. It is also possible to use

Also in this case, the air filter 7 and the air purifying filter 8 are configured in a plurality of sizes such that two air filters 7 are arranged on the left and right sides, so that the user can attach / detach / clean the work. Can be easier.

The present invention is not limited to the above-described embodiment, but can be variously modified without departing from the gist of the present invention.

[0054]

As described above, according to the first aspect of the present invention, a suction panel for taking in air in a conditioned room, an air filter for removing dust contained in the air,
A filter holding portion that detachably holds the air filter, a driving portion having a pinion that meshes with a rack provided in the filter holding portion, and a heat exchanger that performs air conditioning such as heating / cooling / dehumidification on air via the air filter. An air conditioner provided with a blower fan for supplying air conditioned by the heat exchanger to the conditioned room via an air outlet, and an air conditioner attached to an upper portion of the conditioned room, wherein a filter holding unit includes an air purifying filter. By detachably holding the air filter, an air conditioner that can easily clean the air filter and the air purification filter can be provided.

According to the second aspect of the present invention, the filter holding portion includes a first filter holding portion for detachably holding the air filter and the air cleaning filter, and a straight line extending between the first filter holding portion and the first filter holding portion. The air conditioner can be provided that is easy to clean the air filter and the air purification filter by being configured with the second filter holding portion that is moved.

According to the third aspect of the present invention, the first filter holding section holds the plurality of air filters and the plurality of air cleaning filters, thereby facilitating the cleaning operation of the air filter and the air cleaning filter. An air conditioner can be provided.

According to the fourth aspect of the present invention, a suction panel for taking in air in the conditioned room, an air filter for removing dust contained in the air, a filter holding portion for detachably holding the air filter, and a filter holding portion A drive unit having a pinion that meshes with a rack provided in the air conditioner, a heat exchanger that performs air conditioning such as heating / cooling / dehumidification on air through an air filter, and air conditioned by the heat exchanger to a conditioned room. In an air conditioner provided with a blower fan to be supplied through an outlet and mounted on an upper part of a conditioned room, an air filter is provided by detachably holding an air purifying filter on a back surface of the air filter. In addition, an air conditioner that can easily clean the air cleaning filter can be provided.

According to the fifth aspect of the present invention, the filter holding section includes a first filter holding section for detachably holding the air filter and a second filter for moving the first filter holding section along a straight line. With this configuration, it is possible to provide an air conditioner that can easily clean the air filter and the air purification filter.

According to the sixth aspect of the present invention, the first filter holding unit holds the plurality of air filters, thereby providing an air conditioner that can easily clean the air filter and the air cleaning filter. Can be.

[Brief description of the drawings]

FIG. 1 is an explanatory diagram of a substantially central cross section of an air conditioner showing an embodiment of the present invention.

FIG. 2 is an explanatory perspective view of an air conditioner showing an embodiment of the present invention.

FIG. 3 is an explanatory sectional view of an elevating and lowering mechanism of the air conditioner according to the embodiment of the present invention.

FIG. 4 is an explanatory front view of a lifting and lowering mechanism of the air conditioner according to the embodiment of the present invention.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 air conditioner 2B suction panel 4 heat exchanger 5 blower fan 7 air filter 8 air purification filter 10A second filter holding unit 10AB rack 10B first filter holding unit 12 guide unit 13 drive unit 13B pinion

Continuing on the front page (72) Inventor Susumu Sato 2-5-2-5 Keihanhondori, Moriguchi-shi, Osaka Sanyo Electric Co., Ltd. (72) Inventor Kazuhiko Shimogawara 2-5-2-5 Keihanhondori, Moriguchi-shi, Osaka Sanyo Electric Co., Ltd. (72) Inventor Koetsu Uchiyama 2-5-5 Keihanhondori, Moriguchi-shi, Osaka F-term in Sanyo Electric Co., Ltd. 3L051 BA05 BJ10

Claims (6)

[Claims] A suction panel for taking in air in a conditioned room, an air filter for removing dust contained in the air,
A filter holding portion for detachably holding the air filter, a driving portion having a pinion that meshes with a rack provided in the filter holding portion, and heat for applying air conditioning such as heating / cooling / dehumidification to air passing through the air filter. Exchanger,
An air conditioner provided with a blower fan for supplying the air conditioned by the heat exchanger to the conditioned room via an air outlet, and an air conditioner attached to an upper portion of the conditioned room, wherein the filter holding unit includes air. An air conditioner characterized by holding a cleaning filter detachably. 2. The filter holding unit according to claim 1, wherein the first filter holding unit detachably holds the air filter and the air cleaning filter, and a second filter that moves the first filter holding unit along a straight line. The air conditioner according to claim 1, comprising a holding part. 3. The air conditioner according to claim 1, wherein the first filter holding unit holds a plurality of the air filters and a plurality of the air cleaning filters. 4. A suction panel for taking in air in a conditioned room, an air filter for removing dust contained in the air,
A filter holding portion for detachably holding the air filter, a driving portion having a pinion that meshes with a rack provided in the filter holding portion, and heat for applying air conditioning such as heating / cooling / dehumidification to air passing through the air filter. Exchanger,
An air conditioner provided with a blower fan for supplying the air conditioned by the heat exchanger to the conditioned room via an air outlet, and an air conditioner attached to an upper part of the conditioned room, wherein the air filter includes: The air conditioner according to claim 3, wherein an air purifying filter is detachably held on a back surface of the filter. 5. The first filter holding section for detachably holding an air filter, the first filter holding section including a first filter holding section.
5. The air conditioner according to claim 4, further comprising: a second filter holding unit configured to move the filter holding unit along a straight line. 6. 6. The air conditioner according to claim 4, wherein the first filter holding unit holds a plurality of the air filters.