KR100833855B1 - air conditioner - Google Patents

Abstract

The present invention is to provide an air conditioner having a ventilation function in addition to the heating and cooling function of the room. In particular, it is to improve the assembly of the cabinet and the fan housing forming the appearance of the indoor air conditioner of the air conditioner.

To this end, the present invention provides a cabinet for forming an exterior of the indoor air conditioner; A fan housing provided inside the cabinet and containing a blowing fan; It provides an air conditioner characterized in that the cabinet comprises an assembly means for detachably provided in the fan housing in a slide manner.

Air Conditioning Units, Indoor Air Conditioning Units, Cabinets, Fan Housings, Assemblies

Description

Air conditioner

1 is a view schematically showing an air conditioner according to the present invention

Figure 2 is a perspective view schematically showing the configuration of the indoor air conditioner provided in the air conditioner shown in FIG.

3 is a plan view schematically showing the indoor air conditioner shown in FIG.

Figure 4 is an exploded perspective view schematically showing the main part of the assembly structure of the cabinet and the fan housing of the indoor air conditioner shown in FIG.

FIG. 5 is a cross-sectional view schematically illustrating a sliding protrusion of the fan housing coupled to a sliding guide of the cabinet of FIG. 4. FIG.

Explanation of symbols on the main parts of the drawings

100: indoor air conditioning unit 110: regeneration heat exchanger

120: heat exchanger 130: cabinet

140: first blower 141: fan housing

141a: suction port 141b: discharge port

141c: diaphragm 142: Sirocco fan

142a: blade 145: felt member

150: second blower 200: outdoor unit

300: duct 400: fan power unit

1301: Sliding guide 1411: Sliding protrusion

1302,1412: Fasteners

The present invention relates to an air conditioner, and more particularly, to selectively perform a ventilation function of a room together with a cooling and cooling function of a room, and in particular, an assembly property of a cabinet and a fan housing forming an exterior of an indoor air conditioner among the air conditioners. It relates to an air conditioner that can improve.

In general, an air conditioning system functions to cool or heat an indoor space such as a living space, a restaurant, a library, or an office.

To this end, a general air conditioning system includes a compressor, a condenser, an expansion device, and an evaporator, and indoor air is cooled or heated by a phase change of the refrigerant passing through the compressor, the condenser, the expansion device, and the evaporator.

The air conditioning system is classified into an integrated air conditioning system in which an outdoor unit and an indoor unit are integrally formed, and a separate air conditioning system in which the outdoor unit and the indoor unit are separately installed.

Here, the integrated air conditioning system is a structure in which an indoor unit that exchanges heat with indoor air and an outdoor unit that exchanges heat with outdoor air are installed in one case, and are mainly installed in a window.

In the separated air conditioning system, an indoor unit that exchanges heat with indoor air is attached to a wall or a ceiling of an indoor air, and an outdoor unit that exchanges heat with outdoor air is configured separately from the indoor unit and installed on a balcony of a apartment or an exterior wall of a building.

However, the above-described general air conditioning system has a structure that cools or heats a room simply by circulating indoor air, and thus, in order to maintain a more comfortable indoor environment, in recent years, air provided with a ventilation function as well as an indoor air conditioning function Development of a harmonized system is required.

In addition, it is also required to develop an indoor air conditioner, that is, an indoor air conditioner of the air conditioning system, which is provided in the air conditioning system and minimizes heat loss during ventilation of the room, and is easy to install and efficiently utilizes the indoor space.

The present invention is to solve the above-mentioned problems, an object of the present invention is to provide an air conditioner that is equipped with a ventilation function in addition to the heating and cooling function of the room, to maintain a more comfortable indoor environment.

Another object of the present invention is to provide an air conditioner capable of improving the assemblability of a cabinet and a fan housing that form the exterior of an indoor air conditioner among air conditioners.

In order to achieve the above object, the present invention provides a cabinet for forming the appearance of the indoor air conditioning apparatus; A fan housing provided inside the cabinet and containing a blowing fan; It provides an air conditioner characterized in that the cabinet comprises an assembly means for detachably provided in the fan housing in a slide manner.

Hereinafter, the air conditioner according to the present invention will be described in detail with reference to the accompanying drawings.

1 is a view schematically showing an air conditioner according to the present invention, FIG. 2 is a perspective view schematically showing a configuration of an indoor air conditioner provided in the air conditioner shown in FIG. 1, and FIG. 3 is a room shown in FIG. 2. A plan view schematically showing an air conditioning apparatus.

4 is an exploded perspective view schematically illustrating main parts of an assembly structure of a cabinet and a fan housing in the indoor air conditioner illustrated in FIG. 2, and FIG. 5 is a sliding guide and a sliding protrusion when the fan housing is assembled to the cabinet of FIG. 4. It is a cross-sectional view schematically showing.

First, an air conditioner according to the present invention will be described with reference to FIG. 1.

Referring to FIG. 1, an air conditioner according to the present invention is connected to an indoor air conditioner 100 having a temperature control function of air supplied into an indoor unit, an outdoor unit 200 that exchanges heat with outdoor air, and the indoor air conditioner. It is configured to include a duct 300 for guiding air.

Here, the indoor air conditioner 100 performs a function of a conventional indoor unit that cools or heats the air supplied to the room, and at the same time, performs a function of preventing heat loss in the room during ventilation.

In addition, the indoor air conditioner 100 is configured to perform a function of minimizing heat loss by mutually heat-exchanging the outdoor air supplied to the room and the indoor air discharged to the outside.

The indoor air conditioner 100 having the above function may be installed on the ceiling or the wall of the room, but is preferably installed on the ceiling of the veranda in order to effectively utilize the indoor space.

In general, the veranda is installed adjacent to the living room, the ceiling of the veranda is built higher than the ceiling of the living room or room.

Therefore, in order to install the indoor air conditioner 100, it is not necessary to form an accommodation space of a predetermined size for accommodating the indoor air conditioner 100 on the ceiling or the wall of the room.

In addition, due to the installation of the indoor air conditioner 100, the problem of harming the beauty of the room is also eliminated, it is possible to cool or heat a plurality of rooms with one indoor air conditioner.

In addition, the outdoor unit 200 is installed on the outer wall or the veranda of the building, and is provided with a heat exchanger for exchanging heat with outdoor air and a blowing fan for forcing the flow of air to increase the heat exchange efficiency of the outdoor air and the heat exchanger.

Next, the duct 300 guides the indoor air to the indoor air conditioner 100, and serves to guide the air supplied from the indoor air conditioner 100 to the room.

To this end, the duct 300, the first duct 310 for guiding the indoor air to the indoor air conditioning apparatus 100, and guides the air supplied into the room from the indoor air conditioning apparatus 100 to the interior It is configured to include a second duct 320.

In this case, each of the ducts 310 and 320 constituting the duct part 300 is installed in the ceiling of the room, it is preferable to have a double pipe structure to minimize heat loss, the duct of the double pipe structure will be described later. .

Hereinafter, referring to FIGS. 2 and 3, an indoor air conditioner for air conditioning of air supplied to a room will be described.

2 and 3, the indoor air conditioner 100 according to the present invention includes a regeneration heat exchanger 110 for mutual heat exchange between the outdoor air supplied from the outside for ventilation and the indoor air discharged to the outside. It comprises an indoor heat exchanger 120 for controlling the temperature of the supplied air, and a cabinet 130 for receiving the regeneration heat exchanger 110 and the indoor heat exchanger 120.

The regenerative heat exchanger 110 is accommodated in one side of the cabinet 130, and the indoor heat exchanger 120 is accommodated in the other side.

In more detail, the cabinet 130 includes a first inlet 131 through which indoor air is introduced, a first outlet 132 through which the air supplied from the indoor heat exchanger 120 to the room is discharged, and the regeneration And a second inlet 133 for supplying outdoor air to the heat exchanger 110 and a second outlet 134 for discharging the indoor air heat exchanged by the regenerated heat exchanger 110 to the outside.

Here, the cabinet 130 has a substantially rectangular box shape, the first duct 310 is connected to the first inlet 131, and the second duct 320 is connected to the first outlet 132. Connected.

In addition, the second suction port 133 may be provided with a preheater 133a for heating outdoor air flowing into the regenerative heat exchanger 110.

On the other hand, the first suction port 131 and the first discharge port 132 may be formed on one side, that is, the rear surface of the cabinet 130. In addition, the second suction port 133 and the second discharge port 134 may be formed on the other side, that is, the front surface facing the one side surface.

The cabinet 130 having the above-described configuration is installed on the ceiling of the veranda such that the rear surface of the cabinet 130 in which the first suction port 131 and the first discharge port 132 are formed faces toward the interior. Preferably, the other side perpendicular to the front and rear of the cabinet 130 is preferably installed on the ceiling edge of the veranda so as to be in close contact with one side wall of the veranda.

Here, although the outdoor air discharged from the regenerative heat exchanger 110 for indoor ventilation may be directly supplied to the room through a separate duct (not shown), in order to supply more comfortable air to the inhabitants, the regeneration The outdoor air discharged from the heat exchanger 110 is introduced into the indoor heat exchanger 120, cooled or heated, and then supplied to the indoor air.

To this end, the first inlet 131 is selectively in communication with the second outlet 134, and the second inlet 133 is configured to selectively communicate with the first outlet 132.

Referring to the structure of the regeneration heat exchange unit 110 in more detail, the regeneration heat exchange unit 110, the first to discharge the outdoor air sucked into the second inlet 133 to the indoor heat exchanger 120 side. The communication port 111, the second communication port 112 through which the indoor air sucked into the cabinet 130 through the first suction port 131 is introduced to be opened and closed to the first communication port 111. A first damper 113 and a second damper 114 are provided to be opened and closed at the second communication port 112.

In addition, the regeneration heat exchange part 110 includes a first communication port 111 and a second communication port 112, and a boundary wall 115 forming a space in which the indoor heat exchanger 120 is accommodated. Is provided.

In addition, the regenerative heat exchanger 110 is provided with a substantially rectangular box shaped regenerative heat exchanger 116, but the shape of the regenerative heat exchanger 116 is not limited thereto.

Here, in the regeneration heat exchanger 116, a first flow path (not shown) through which indoor air discharged to the outside flows and a second flow path (not shown) which flows orthogonal to the first flow path flows through the outdoor air supplied into the room. ) Is provided.

In order to increase the heat exchange efficiency of the regenerative heat exchanger 116, the regenerative heat exchanger 116 preferably has a plurality of layered structures in which the first flow passage and the second flow passage are alternately stacked, but is not limited thereto. It is not.

The first flow path communicates with the second communication port 112 and the second discharge port 134, and the second flow path communicates with the first communication port 111 and the second suction port 133. do.

According to the above configuration, the indoor air passing through the first flow path exchanges heat with the outdoor air passing through the second flow path, thereby minimizing heat loss.

The regenerative heat exchanger 116 configured as described above may be installed in various directions according to design conditions, so that any one of the first flow path and the second flow path is orthogonal to the front surface of the cabinet 130. It may be provided on one side inside the cabinet.

For example, one side surface of the regenerative heat exchanger 116 in which the inlet of the second flow path is formed is installed in close contact with or adjacent to the front inner wall of the cabinet 130, and one side surface of the regenerative heat exchanger 116. A second suction opening through which the outdoor air flows is formed in the front surface of the cabinet 130 corresponding to the front door. In this case, there is an advantage that can reduce the overall length of the cabinet 130.

On the other hand, at the bottom of the cabinet 130, in particular, the lower side of the regeneration heat exchanger 116, a check opening (not shown) formed for the repair of the regeneration heat exchanger 116 is formed, the check opening door is openable (Not shown) is preferably provided.

Here, a pedestal (not shown) supporting an edge of the regenerative heat exchanger 116 is provided at an upper edge of the inspection port to prevent the regenerative heat exchanger from falling when the door is opened.

Unlike the above, the lower portion of the regeneration heat exchanger 116 is formed of a metal material, the door may be provided with a magnet for fixing the regeneration heat exchanger 116.

Accordingly, when the door is opened for repair of the regenerative heat exchanger 116, the regenerative heat exchanger 116 is drawn out to the outside through the inspection opening in a state of being attached to the door without falling down.

Of course, when drawn out to the outside attached to the door as described above, it is preferable that the regenerative heat exchanger 116 is made of a light material.

Next, the first damper 113 and the second damper 114 are configured to be opened and closed by rotation.

The opening and closing angles of the first damper 113 and the second damper 114 are adjusted according to the operation mode of the air conditioner.

Here, the air conditioner according to the present invention, the entire ventilation mode for discharging the entire indoor air introduced into the cabinet 130 through the first inlet 131 to the second outlet 134, the first inlet Partial ventilation mode for discharging a part of the indoor air introduced into the cabinet 130 through the 131 to the second outlet 134, and the entire air introduced into the cabinet 130 through the first inlet. Is preferably configured to be operated in the indoor air circulation mode for supplying the room again through the first outlet 132, but is not limited thereto.

To this end, the second damper 114, the entire indoor air flowing into the cabinet 130 through the first inlet 131 during the full ventilation mode operation to the second communication port 112. To guide.

In the case of the constant partial ventilation mode operation, a part of the indoor air introduced into the cabinet 130 through the first suction port 131 is transferred to the second communication port 112 by the second damper 114. To guide.

Next, in operation of the indoor air circulation mode, the second damper 114 blocks the second communication port 112 so that the entire indoor air sucked into the first intake port 131 passes through the indoor heat exchanger. To be introduced into the machine 120.

Here, a refrigerant pipe (not shown) through which the refrigerant flows is connected to the indoor heat exchanger 120, and the refrigerant flowing inside the indoor heat exchanger 120 is obtained from air passing through the indoor heat exchanger 120. By absorbing heat or releasing heat into the air passing through the indoor heat exchanger 120, the air conditioning function is performed.

Of course, the air conditioner may be configured to be selectively operated in the full ventilation mode or the indoor air circulation mode, of course, may be configured to be selectively operated in the partial ventilation mode or the indoor air circulation mode.

In addition to the above configuration, the interior of the cabinet 130, the suction flow path of the indoor air introduced through the first suction port 131, and is communicated with the suction flow path is discharged through the first discharge port 132 It is preferred that a guide wall 135 is provided which forms an exhaust passage of air.

Here, the indoor heat exchanger 120 is provided in the exhaust passage, and indoor air introduced through the first suction port 131 and / or outdoor air supplied through the first communication port 111 are the indoor air. After cooling or heating in the heat exchanger 120, it is supplied into the room through the second duct 320 connected to the first outlet 132.

In more detail, one end of the guide wall 135 is connected to an inner wall of the cabinet between the first inlet 131 and the first outlet 132, and the other end of the guide wall 135 is a predetermined distance from the regenerative heat exchanger 110. Spaced apart to form a communication hole (not shown) in which the suction passage and the exhaust passage communicate.

In addition, the guide wall 135 may allow the indoor air introduced through the first suction port 131 to flow into the second communication port 112 of the regenerative heat exchanger 110 during the full ventilation mode operation. It is connected to the second damper 114.

In addition, the indoor air conditioner 100 according to the present invention, the first blower 140 for forcing the flow of air from the indoor heat exchanger 120 side to the first outlet 132 side, and the first suction port ( When communicating the 131 and the second outlet 134, it is preferable that a second blower 150 for forcing the flow of air from the first inlet 131 to the second outlet 134 is provided.

In more detail, the first blower 140 is provided between the indoor heat exchanger 120 and the first outlet 132, that is, in the exhaust passage, and flows in from the first suction port 131. It sucks indoor air and / or outdoor air discharged from the first communication port 111 and blows it to the first discharge port 132.

In addition, the second blower 150 is provided in the suction passage and forcibly sucks indoor air through the first suction port 131 and discharges the air to the second communication port 112.

Here, the discharge part of the second blower 150 is preferably provided with a diaphragm 251 for dividing the discharge part at a predetermined ratio.

The diaphragm 251 divides the air discharged from the discharge part at a predetermined ratio, and is connected to the second damper 114 which is opened at a predetermined angle during the partial ventilation mode operation, so that the regenerative heat exchange part 110 is provided. It is preferably formed extending toward the boundary wall 115 of.

According to the above configuration, when the second communication port 112 is shielded by the second damper 114, air discharged from the second blower 150 flows into the exhaust flow path, thereby allowing the indoor heat exchange. The heat exchange process in the machine 120.

In addition, when the second damper 114 is connected to the guide wall 135 to block the communication hole between the suction passage and the exhaust passage, the air discharged from the second blower 150 is discharged to the second wall. After entering the regeneration heat exchanger 116 through the communication port 112, it is discharged to the outside through the second outlet 134.

Next, when the second damper 114 is rotated by a predetermined angle so that both the second communication port 112 and the communication hole between the exhaust passage and the suction passage are opened, that is, the second damper 114 is connected to the second damper 114. When connected to the diaphragm 151, the air discharged from the second blower 150 is divided into the exhaust flow path and the regenerative heat exchanger 116 at a predetermined ratio and flows in.

Of course, the second blower 150 may be provided on one side of the second outlet 134 or between the first flow path of the regeneration heat exchanger and the second communication port 112.

Furthermore, the blowers for forcing the flow of air, may be provided in the duct 300, not provided in the indoor air conditioner (100).

In addition, the first blower 140 and the second blower 150 may be driven by one motor.

In this embodiment, the first blower 140 and the second blower 150 is preferably a sirocco fan is applied.

Because the sirocco fan is a fan configured to suck air in the axial direction and discharge the air in the circumferential direction, the sirocco fan has a low flow noise generated, easy to install inside the cabinet 130, and This is because it has the advantage of increasing the air volume by raising the.

At this time, the first blower 140 and the second blower 150, it is more preferably composed of a two-suction sirocco fan, the inlet is formed on each side surface to increase the air intake amount.

Hereinafter, the first blower 140 and the second blower 150 configured as a double suction sirocco fan as described above will be described in detail.

Since the first blower 140 and the second blower 150 are formed in the same shape, and only the direction in which the first blower 140 and the second blower 150 are disposed is opposite, the description of the second blower 150 is described in the following description. It assumes that the description is replaced by the description of the blower 140.

As shown in FIG. 4, the first blower 140 forms an exterior and is provided inside the fan housing 141 and the fan housing 141, each having an inlet 141a formed on both sides thereof, and rotated by a motor. It is configured to include a sirocco fan 142 having a plurality of blades (142a).

The fan housing 141 may have a discharge hole 141b in a substantially tangential direction, and the discharge hole 141b may be provided with a diaphragm 141c for dividing the discharge hole 141b at a predetermined ratio.

Furthermore, the diaphragm 141c may be configured to divide the inside of the fan housing 141 such that the air sucked into one suction port of the fan housing 141 and the air sucked into the other suction hole have a predetermined ratio. However, the present invention is not limited thereto.

In this case, the diaphragm 161c of the first blower 140 passes through the indoor heat exchanger 120 so as to be connected to the first damper 113 opened at a predetermined angle during the partial ventilation mode operation. It is preferable to extend toward the first communication port 111 of the heat exchange unit 110, but is not limited thereto.

On the other hand, the diaphragm 151c applied to the second blower 150 is connected to the second damper 114 opened at a predetermined angle during the partial ventilation mode operation, so that the second of the regenerative heat exchanger 110 is connected. It is preferable to extend toward the communication port 112.

Accordingly, in the partial ventilation mode operation, the indoor air sucked through the first inlet 131 is divided at a predetermined ratio and introduced into the indoor heat exchanger 120 and the regenerative heat exchanger 116, respectively. .

In addition, outdoor air corresponding to the amount of indoor air discharged to the first blower 140 is also introduced into the outdoor air, and together with the indoor air introduced into the indoor heat exchanger 120 from the first suction port 131, It is discharged to the first outlet 132.

Of course, the first blower 140 and / or the second blower 150 may be composed of a turbo fan, an axial flow fan having a guide guide, or a cross flow fan.

In addition, the first blower 140 is configured to be surrounded by the inner wall of the indoor heat exchanger 120 and the cabinet 130, so that the entire air sucked into the first blower 140 is the indoor heat exchanger. Cooled or heated at 120.

To this end, one end of the indoor heat exchanger 120 is connected to the inner wall of the cabinet 130, that is, the rear surface, to which the guide wall 135 is connected, and the other end of the cabinet 130 to which the guide wall 135 is connected. It is connected to the other side inner wall perpendicular to the back surface of the side wall, i.

Of course, the indoor heat exchanger 120 has one end connected to the guide wall 135 and the other end connected to an inner wall of the cabinet 130, that is, a side inner wall opposite to the guide wall 135. It may be configured in the shape, but when configured in the "b" shape as described above there is an advantage that the heat exchange area increases.

As described above, when the indoor heat exchanger 120 is configured to have a "b" shape, the indoor heat exchanger 120 flows into the indoor heat exchanger 120 at an inflow side of the indoor heat exchanger 120, particularly at a position adjacent to the bent portion. It is preferable that a flow guide 136 is provided to prevent the air from being biased.

Of course, since the flow guide 136 is provided to evenly distribute the air flowing into the indoor heat exchanger 120 on the entire surface of the indoor heat exchanger 120, the flow of the indoor heat exchanger 120 Rather than a shape, there is a deeper relationship with the flow direction of air flowing into the indoor heat exchanger 120 from the suction passage.

On the other hand, the air conditioner according to the present invention may be further provided with assembly means to more easily assemble and disassemble the first blower 140 in the cabinet 130.

That is, as shown in Figures 4 and 5, the cabinet 130 is provided with assembly means such that the first blower 140 is detachable in a slide manner.

Here, the assembly means is provided in the cabinet 130 so as to correspond to the sliding protrusion 1411 and the sliding protrusion 1411 provided in the fan housing 141 of the first blower 140 and the sliding protrusion ( And a sliding guide 1301 for supporting 1411 at the same time.

In more detail, the sliding protrusion 1411 is formed by folding both end portions of one surface of the fan housing 141 having the discharge port 141b and end portions of both sides adjacent to one surface of the fan housing 141.

That is, the front ends of both sides adjacent to one surface of the fan housing 141 is bent in a direction of one surface of the fan housing 141, and the bent portion is welded to one surface of the fan housing 141. The sliding protrusion 1411 is formed by being coupled in such a manner.

The sliding guide 1301 is formed on one surface of the cabinet 130 corresponding to one surface of the fan housing 141, that is, the rear surface of the cabinet 130 in which the first outlet 132 is formed.

Here, the sliding guide 1301 has a length in the direction in which the fan housing 141 is attached and detached, and has a substantially 'cross-section' formed in a 'b' shape corresponding to the sliding protrusion 1411.

Therefore, as the sliding protrusion 1411 is inserted into the sliding guide 1301 and detached in a sliding manner, the fan housing 141 may be easily assembled or separated in the cabinet 130 in a sliding manner.

In this case, when the sliding protrusion 1411 and the sliding guide 1301 are coupled, the rear surface of the cabinet 130 and one surface of the fan housing 141 may be in close contact with each other to form a double overlapping structure.

By the double overlapping structure, the strength of the cabinet 130 can be improved, and the air discharged from the discharge port 141b flows accurately to the first discharge port 132 to prevent leakage of air, and As a result, condensation or the like may be prevented from being generated in the cabinet 130.

On the other hand, one surface of the fan housing 141 in which the discharge port 141b is formed may be provided with a felt member 145 to improve heat insulation and airtightness.

The felt member 145 may be provided with a compression felt or weaving felt, the compression felt is a filament of fleece, foil, nevus, such as fibers as a raw material, the woven felt is flocked into a woolen fabric.

As the felt member 145 provided on one surface of the fan housing 141, a compression felt that is used for soundproofing or packing, etc. using elasticity is preferable.

Meanwhile, fixing means for fixing the fan housing 141 in a state where the fan housing 141 is mounted to the cabinet 130 may be provided.

Here, the fixing means is preferably a fastening bolt (not shown) that is fastened in turn to the fastening hole 1302 formed in the cabinet 130 and the fastening hole 1412 formed in the fan housing 141.

That is, referring to FIG. 4, fastening holes 1302 and 1412 are formed in the cabinet 130 and the fan housing 141, respectively, and the fan housing 141 is mounted in the cabinet 130 in a sliding manner. The fan housing 141 is simply fixed as the fastening bolts are fastened to the respective fastening holes 1302 and 1412.

Hereinafter, the operation of the indoor air conditioner 100 according to the present invention configured as described above are as follows.

First, when a user designates an indoor air circulation mode and sets an indoor desired temperature, the first damper 113 and the second damper are connected to the first communication port 111 and the second communication port 112. Shield.

When the first blower 140 and the second blower 150 are driven by a motor, the cabinet 130 is connected to the first air inlet 131 connected to the first duct 310 by indoor air. Flows inside.

The indoor air introduced into the cabinet 130 passes through the suction passage and enters the indoor heat exchanger 120 provided in the exhaust passage to undergo a heat exchange process.

The air that has undergone the heat exchange process in the indoor heat exchanger 120 is sucked into the second blower 150 and then discharged to the first outlet 132, and the air discharged through the first outlet 132 is Guided to the room by the second duct 320 to cool or heat the room.

Next, when the user selects a partial ventilation mode and sets a desired temperature in the room, the first damper 113 and the second damper 114 are opened at predetermined angles, respectively, and the first blower 140 is opened. And a diaphragm 161c of the double suction sirocco fan 160 constituting the second blower 150.

When the first blower 140 and the second blower 150 are driven by a motor, the cabinet 130 is connected to the first air inlet 131 connected to the first duct 310 by indoor air. Flows inside.

Here, a part of the indoor air introduced into the cabinet 130 is introduced into the first flow path of the regenerative heat exchanger 116 communicating with the second communication port 112 by the second damper 114. The rest is introduced into the indoor heat exchanger 120 provided in the exhaust passage and undergoes a heat exchange process.

At the same time, the outdoor air is introduced into the second flow path of the regenerative heat exchanger 116 through the second suction port 133 by the driving of the first blower 140, and passes through the first flow path. After undergoing a heat exchange process with, the indoor heat exchanger 120 is introduced through the first communication port 111 and undergoes a heat exchange process. In addition, the indoor air introduced into the first flow path undergoes heat exchange with outdoor air flowing along the second flow path, and then is discharged to the outside through the second outlet 134.

The indoor air and outdoor air that have undergone heat exchange in the indoor heat exchanger 120 are supplied to the room by the second blower 150 to ventilate the room and simultaneously cool or heat the room.

On the other hand, when the user selects the entire ventilation mode and sets the desired temperature of the room, the first damper 113 and the second damper 114 are completely opened, so that the first damper 113 is guided. Is connected to the wall 135.

When the first blower 140 and the second blower 150 are driven by a motor, the cabinet 130 is connected to the first air inlet 131 connected to the first duct 310 by indoor air. Flows inside.

Here, the entire indoor air introduced into the cabinet 130 flows into the first flow path of the regenerative heat exchanger 116 communicating with the second communication port 112 by the second damper 114. .

At the same time, the outdoor air is introduced into the second flow path of the regenerative heat exchanger 116 through the second suction port 133 by the driving of the first blower 140, and passes through the first flow path. After undergoing a heat exchange process with, the indoor heat exchanger 120 is introduced through the first communication port 111 and undergoes a heat exchange process. In addition, the indoor air introduced into the first flow path undergoes heat exchange with outdoor air flowing along the second flow path, and then is discharged to the outside through the second outlet 134.

The outdoor air that has undergone the heat exchange process in the indoor heat exchanger 120 is supplied to the room by the first blower 140 to ventilate the room and simultaneously cool or heat the room.

The operation mode of the indoor air conditioner may be manually selected by a user or automatically selected by a controller connected to a predetermined temperature sensor and a turbidity sensor of indoor air.

As described above, the air conditioning system according to the present invention may be configured to be operated in a partial ventilation mode or an indoor air circulation mode, or may be configured to be operated in an entire ventilation mode or an indoor air circulation mode. It is self-explanatory in view of one content.

On the other hand, the guide wall 135 and the diaphragm 251 provided to the indoor air conditioner 100 according to the first embodiment is configured to smoothly flow the air.

However, when the second blower 150 is installed in the duct 300, or one side of the second outlet 134 or in the regenerative heat exchanger 110, and the housing of the blower is provided with the guide wall. In case of functioning, the guide wall may not be provided.

In addition, the diaphragm 251 is omitted in other embodiments of the indoor air conditioner according to the present invention to be described below, if provided with the advantage that it is effective to maintain the ratio of the ventilation air and the recirculated air supplied back to the room have.

On the other hand, the present invention is not limited to the above-described embodiments, and various changes and modifications are possible without departing from the scope of the technical idea of the present invention.

The effects of the present invention configured as described above are as follows.

First, the air conditioner according to the present invention, as described above, can perform not only the cooling and heating functions of the indoor space, but also the ventilation function of the room at the same time, thereby providing a more comfortable environment for indoor residents.

Second, according to the indoor air conditioner of the air conditioner according to the present invention, since the regeneration heat exchanger for minimizing heat loss during indoor ventilation and the heat exchanger for cooling and heating the room is accommodated in one cabinet, the regeneration heat exchanger and the indoor unit separately Installation is easy compared with the case provided.

Third, the air conditioner according to the present invention is provided with a blower having a structure for maximizing the discharge static pressure of the flowing air, thereby improving the flow force of the air.

Fourth, the blower of the indoor air conditioner provided in the air conditioner according to the present invention is provided with a diaphragm for dividing the air recycled into the room and the air discharged to the outside at a predetermined ratio, the ventilation amount is properly maintained during indoor ventilation, excessive Heat loss is prevented.

Fifth, since the indoor air conditioner of the air conditioner according to the present invention can be installed on the ceiling of the veranda, the utilization of the indoor space is improved and there is no need to be embedded in the ceiling of the room as in the prior art, and the installation is easy.

Sixth, the indoor air conditioner of the air conditioner according to the present invention allows the fan housing to be detachably attached to the cabinet, thereby improving the assembly of the fan housing, reducing the flow loss of air discharged from the fan housing to the earth output In addition, it can increase the reliability such as preventing condensation of the cabinet and increasing the strength.

Claims (8)

delete delete delete An indoor air conditioner for cooling or heating the air supplied to the room, ventilating the indoor air, and exchanging heat between the outdoor air supplied to the room and the indoor air discharged to the outside when the ventilation is performed, The indoor air conditioner, A cabinet forming an exterior of the indoor air conditioner and having an exhaust passage through which indoor air is discharged to the outside and a suction passage through which outdoor air is introduced into the room, and a blowing fan for forcing air flow in the exhaust passage and the suction passage; An air conditioner comprising: a fan housing accommodating and slidingly assembled to the cabinet; And an air inlet through which the air is sucked by the blower fan, an air outlet through which air sucked through the air inlet is discharged, and a diaphragm for dividing the air outlet by a predetermined ratio. delete delete delete The method of claim 4, wherein A damper installed at a position where the exhaust passage and the suction passage cross each other, for controlling a ventilation amount of indoor air; The diaphragm is formed by dividing the inside of the fan housing extending to be connected to the damper.

Images