KR100772236B1 - Outdoor unit of air conditioner - Google Patents

Abstract

An outdoor unit of an air conditioner is provided to open outlets by discharge panels in association with operation of fan motors, thereby preventing introduction of impurities via the outlets when operation of the outdoor unit is not in operation and preventing introduction of discharged air via the outlets. An outdoor unit of an air conditioner includes a base(110), a heat exchangers(150,160) mounted on the base, and fan assemblies(200,250) having blower fans blowing hot wind to the heat exchangers. The fan assemblies have scrolls guiding air flow caused by the blower fans and formed with outlets. A discharge cover(120) is formed with outlets(121-124) at least at a top or side surface to be connected to the outlets of the scrolls, wherein each of the outlets of the scrolls is provided with a discharge panel(170) and alternatively opened or closed by the discharge panel.

Description

Outdoor unit of air conditioner {Outdoor unit of air conditioner}

1 is an exploded perspective view showing an outdoor unit of the air conditioner according to the present invention.

2 is a perspective view showing a fan assembly according to the present invention.

Figure 3 is a perspective view showing a combination of the base and the barrier employed in the outdoor unit according to the present invention.

4 is a cross-sectional view showing a discharge opening and closing structure according to an embodiment of the present invention.

5 is a view showing a state in which the discharge port of the outdoor unit according to the present invention is formed in the first position.

6 is a view showing a state in which the discharge port of the outdoor unit according to the present invention is formed in the second position.

7 is a view showing a state in which the discharge port of the outdoor unit according to the present invention is formed in the third position.

8 is a view showing a state in which the discharge port of the outdoor unit according to the present invention is formed in the fourth position.

9 is a block diagram showing a discharge opening and closing structure according to a second embodiment of the present invention.

<Explanation of symbols for main parts of the drawings>

110: base 111, 112: lower support

120: discharge cover 121, 122, 123, 124: discharge port

130: barrier 150, 160: heat exchanger

170: discharge panel 200, 250: fan assembly

210: separator 221, 251: discharge hole

230: fan

The present invention relates to an outdoor unit of an air conditioner, and in detail, the discharge direction of the air is adjustable, and the discharge port is selectively opened and closed by a cover to prevent foreign matter from entering the interior when the operation stops. It relates to an outdoor unit.

In general, air conditioners are home appliances for maintaining indoor air in a state most suitable for use and purpose. For example, in the summer, the room is cooled in a cool state, in winter, the room is heated in a warm state, and also, the humidity in the room is controlled, and the air in the room is controlled in a clean state.

The air conditioner is divided into a separate air conditioner in which the indoor unit and the outdoor unit are separated from each other, and an integrated air conditioner in which the indoor unit and the outdoor unit are combined into one device.

On the other hand, the outdoor unit of the separate air conditioner, a compressor that serves to compress the refrigerant, an outdoor heat exchanger that serves to dissipate the compressed refrigerant, and an outdoor fan disposed on one side of the outdoor heat exchanger to promote heat dissipation of the refrigerant This includes.

The outdoor unit is configured such that outside air flows in from the rear or side of the outdoor unit and passes through the heat exchanger before being heat-exchanged and discharged to the front side.

However, according to the conventional outdoor unit, since the air is discharged from the front of the outdoor unit, the discharged air is directly transmitted to the passerby passing through the front of the outdoor unit. In particular, when the air conditioner is in cooling operation, the front of the outdoor unit As the temperature of the discharged air is high, the user may feel uncomfortable.

In addition, when the outdoor unit is installed in a high building such as an apartment, air flow is interfered by wind blowing in a direction opposite to the discharge direction of air, thereby causing a problem in that the heat exchange efficiency of the outdoor unit is lowered.

The present invention has been proposed to solve the above problems, and an object of the present invention is to propose an outdoor unit of an air conditioner in which air is sucked in both directions and discharged laterally or upwardly.

In addition, an object of the present invention is to propose an outdoor unit of an air conditioner, in which a discharge direction of heat-exchanged air is variable and can be optimized for an installation environment of an outdoor unit.

In addition, an object of the present invention is to propose an outdoor unit of an air conditioner that enables a user to easily change the discharge direction of air.

In addition, an object of the present invention is to propose an outdoor unit of an air conditioner, by which a discharge port is closed by a cover when the operation is stopped, thereby preventing foreign matter from entering into the inside.

The outdoor unit of the air conditioner according to the present invention for achieving the object as described above, the base; A heat exchanger installed at the base; A blower fan for forced air blowing to the heat exchanger; A scroll for guiding the flow of air flowing by the blowing fan, the discharge hole being formed; A fan motor for driving the blowing fan; And a discharge cover having a discharge hole formed on at least an upper surface or a side surface thereof so as to communicate with the discharge hole, wherein each discharge hole is provided with a discharge panel for selectively opening and closing the discharge hole.

An outdoor unit of an air conditioner according to another aspect of the present invention includes a base; A heat exchanger installed at the base; A blower fan for forced air blowing to the heat exchanger; A fan motor for driving the blowing fan; A discharge cover having at least one discharge port through which the air is discharged to the outside; And a discharge cover for selectively opening and closing the discharge cover, wherein the discharge cover is opened by a flow pressure of air generated by the blower fan and is closed when the flow pressure of the air is removed. .

The outdoor unit of the air conditioner according to another aspect of the present invention, the base; A heat exchanger installed at the base; A blower fan for forced air blowing to the heat exchanger; A fan motor for driving the blowing fan; A discharge cover having at least one discharge port through which the air is discharged to the outside; A discharge cover for selectively opening and closing the discharge cover; An opening / closing motor for driving the discharge cover; And a controller for controlling the open / close motor to be driven in response to the driving of the fan motor.

Hereinafter, with reference to the drawings will be described a specific embodiment of the present invention. However, the spirit of the present invention is not limited to the embodiments presented, and those skilled in the art who understand the spirit of the present invention can easily suggest other embodiments within the scope of the same idea.

1 is an exploded perspective view showing an outdoor unit of an air conditioner according to the present invention.

Referring to FIG. 1, the outdoor unit 100 of the air conditioner according to the present invention has an outer shape formed by a base 110, a barrier 130, a discharge cover 120, and a side cover 128.

The barrier 130 is installed at the upper end of the base 110. The barrier 130 partitions an upper space of the base 110, and a compressor 140 for compressing a refrigerant is installed at one side of the barrier 130.

On the other side of the barrier 130, the first and second outdoor heat exchanger (150, 160), the first and second heat exchanger that serves to heat dissipate the compressed refrigerant by heat exchange with the air sucked into the outdoor unit 100 Fan assemblies 200 and 250 are installed.

In detail, the discharge cover 120 is formed in a substantially "┏" shape to shield the upper side and one side surface of the outdoor unit 100. That is, the discharge cover 120 is formed in a shape in which the upper plate and the side plate are perpendicular to each other.

In addition, the discharge cover 120 is formed with a plurality of discharge ports through which the air heat-exchanged in the outdoor unit 100 is discharged.

In detail, a first discharge hole 121 and a second discharge hole 122 are formed on an upper surface of the discharge cover 120, and a third discharge hole 123 and a fourth discharge hole (S) are formed on side surfaces of the discharge cover 120. 124 is formed.

Here, the discharge cover 120 is configured such that two plates are integrally formed, but, alternatively, the discharge cover 120 may be divided into an upper cover and a side cover, and the first cover and the second cover are disposed on the upper cover. Discharge holes 121 and 122 may be formed, and third and fourth discharge holes 123 and 124 may be formed in the side cover.

In addition, only one of the discharge ports may allow air to flow by a user's selection.

Each of the discharge ports 121 to 124 is provided with a discharge panel 170 which opens the discharge holes 121 to 124 when the outdoor unit is operated and closes the discharge holes 121 to 124 when the outdoor unit is stopped. . The function and operation of the discharge panel 170 will be described later with reference to the drawings.

On the other hand, the first heat exchanger 150 is installed on the front portion on the base 110, based on the direction shown, the second heat exchanger 160 is installed on the back portion on the base 110.

The first fan assembly 200 is installed on the rear surface of the first heat exchanger 150. The first fan assembly 200 may include a fan to allow air to flow.

In addition, the second fan assembly 250 is installed on the front surface of the second heat exchanger 150. The second fan assembly 250 also includes a fan to allow air to flow.

When installed as described above, the first heat exchanger 150, the first fan assembly 200, the second fan assembly 250, the second heat exchanger 160 in the order on the base 110. Aligned.

Holes are formed in each of the central parts of the first fan assembly 200 and the second fan assembly 250 to install a fan motor (not shown). A biaxial motor may be used as the fan motor to drive the first fan assembly 200 and the respective fans of the second fan assembly 250 together.

Here, a predetermined space is formed between the first fan assembly 200 and the second fan assembly 250. Through such a space, a power supply cable and a cable connected to the control unit may be installed in the fan motor.

As the first and second fan assemblies 200 and 250 are provided before and after the fan motor, the outside air can be sucked in the front and rear directions of the outdoor unit 100 and the side of the discharge cover. Alternatively, as the discharge port is formed on the upper surface, the sucked air is discharged to the side or the upper side of the outdoor unit 100.

Therefore, as the heat-exchanged air is discharged to the side or above the outdoor unit 100, the heat-exchanged air is prevented from being directly transmitted to the user.

Hereinafter, the fan assembly will be described in detail.

2 is a perspective view showing a fan assembly according to the present invention. Hereinafter, a description will be made based on the first fan assembly, but the description is equally applicable to the second fan assembly.

Referring to FIG. 2, the first fan assembly 200 according to the present invention includes a separation plate 210 formed in a predetermined area. In addition, the separation plate 210 may be formed to have substantially the same length as the horizontal length.

That is, the separator 210 may have a square shape. Then, the separation plate 210 may achieve the same coupling portion and coupling size with respect to the base 110.

Therefore, when the discharge direction of the air is changed, the separation plate 210 can be installed without changing the structure of the base 110 and the barrier 130 which are peripheral structures. In addition, the separator 210 may be easily coupled to the base 110.

On the other hand, the scroll 220 is formed at approximately the center of the separation plate 210. The fan 230 is rotatably provided in the scroll 220.

In addition, the scroll 220 is shaped so that a predetermined flow path is formed to guide the flow of air flowing by the fan 230. The guided air is discharged through the discharge hole 221 formed to one side of the scroll 220.

In addition, a support protrusion is formed at each end of the separation plate 210.

In detail, based on the illustrated direction, the upper support protrusion 212 on the upper portion of the separation plate 210, the left and right support protrusions 211, 213 on the left and right side, the lower support protrusion on the bottom 214 is formed.

The support protrusions 211, 212, 213, and 214 are coupled to predetermined portions of the base 110 and the barrier 130, thereby stably fixing the first fan assembly 200. . Here, the support protrusions 211, 212, 213, 214 may be formed to have a predetermined length, and may be integrally formed with the separation plate 210.

Figure 3 is a perspective view showing a base and barrier combination employed in the outdoor unit according to the present invention.

Referring to FIG. 3, a barrier 130 is installed in the base 110, a compressor 140 is installed in one space of the barrier 130, and a heat exchanger 150, 160, and a fan are installed in the other space. Assemblies 200 and 250 are installed.

In addition, a first lower support part 111 and a second lower support part 112 are formed in the base 110.

In detail, the first lower support part 111 and the second lower support part 112 are spaced apart at predetermined intervals. In addition, the first lower support part 111 and the second lower support part 112 support protrusions 211, 212, and 213 of the first fan assembly 200 and the second fan assembly 250. Any one of 214 is supported.

Here, one support protrusion of the first fan assembly 200 and the second fan assembly 250 is abutted on and supported by the first lower support 111 and the second lower support 112 of the base 110. .

In addition, the barrier 130 is provided with a first side support 131 and a second side support 132.

In detail, the first side support 131 and the second side support 132 are spaced apart at predetermined intervals.

The first side support 131 and the second side support 132 are bent to form a "-" shape. The first side support 111 and the second side support 112 have support protrusions 211, 212, 213 and 214 of the first fan assembly 200 / the second fan assembly 250. The other one is supported.

Here, the other support protrusions of the first fan assembly 200 and the second fan assembly 250 are inserted into the first side support part 131 and the second side support part 132 of the barrier 130 in a sliding manner. do. Then, the separation of the support protrusions of the first fan assembly 200 and the second fan assembly 250 is prevented and stable by the shapes of the first side support 131 and the second side support 132. Can be combined.

As described above, the first fan assembly 200 and the second lower support part 111 and the second lower support part 112, the first side support part 131, and the second side support part 132 are provided. Two adjacent support protrusions of each of the support protrusions 211, 212, 213, and 214 of the fan assembly 250 are supported, such that the first fan assembly may be attached to the base 110 and the barrier 130. 200 and the second fan assembly 250 may be fixed.

Meanwhile, an interval between the lower supports 111 and 112 and an interval between the side supports 131 and 132 may substantially correspond to the thicknesses of the fan assemblies 200 and 250.

Then, since the fan assembly 200 and 250 is fitted to the support parts, the fan assembly 200 and 250 may be more firmly fixed.

In the present invention, the first fan assembly 200 may be attached to and detached from the base 110 and the barrier 130. At this time, the direction of the discharge hole 221 is determined according to the coupling direction of the first fan assembly 200 to the base 110 and the barrier 130. Then, the direction of the discharge hole 221 of the scroll 220 may be determined so as to correspond to the discharge port of the discharge cover 120.

Therefore, according to the installation environment of the outdoor unit, etc., the discharge direction of the air in the required direction can be varied. An embodiment of this idea will be described later with reference to the drawings.

4 is a cross-sectional view showing a discharge opening and closing structure according to an embodiment of the present invention.

Referring to FIG. 4, each discharge port 121 to 124 of the present invention is provided with a discharge panel 170 for selectively opening and closing the discharge holes 121 to 124 as described above.

In detail, the discharge panel 170 is rotatably installed at each discharge port 121 to 124 by a pair of panels by the hinge 172. In addition, the hinge 172 is provided with an elastic member 174 for returning the opened discharge panel 170 to its original position.

Therefore, according to the present invention, the discharge panel 170 is opened forward by the flow pressure of the air generated by the fan 230 when the fan motor is driven, and thus the air is discharged to the outside.

When the fan motor is stopped and the flow pressure of air is removed, the discharge panel 170 is moved to its original position by the restoring force of the elastic member 174.

At this time, the restoring position of the discharge panel 170 is guided by the separation unit 210. That is, the discharge panel 170 is stopped as it meets the separator 210.

Here, in order to eliminate the noise caused by the impact of the separation unit and the discharge panel in the closing process of the discharge panel 170, an impact relief member (not shown) of an elastic material may be coupled to the edge portion of the separation unit 210. There will be.

In the present embodiment, the elastic member 174 is described as being coupled to the hinge 172, but the position of the elastic member 174 is not limited to the described position, the restoring force to the open discharge panel 170 It is to be understood that any position and structure for providing is possible.

As such, the discharge panel 170 is configured to open the discharge port only when the fan motor is operated, thereby preventing foreign matter from flowing into the outdoor unit when the outdoor unit is stopped.

In addition, since the air flowing by the fan passes between the discharge panels, the air discharged through the discharge port is prevented from being discharged back into the outdoor unit, thereby preventing the efficiency of the outdoor unit from being lowered.

Hereinafter, embodiments in which the positions of the discharge holes 121 to 124 are changed will be described.

5 is a view showing a state in which the discharge port of the outdoor unit according to the present invention is formed in the first position.

Referring to FIG. 5, the discharge hole 251 of the fan assembly 250 is mounted at a position corresponding to the second discharge hole 122 of the discharge cover 120. In this case, the air sucked into the outdoor unit 100 is discharged to the upper left portion of the outdoor unit 100.

In this case, the fan assembly is the second fan assembly 250 shown in FIG. 1, and the first fan assembly 200 is installed at the rear side of the second fan assembly 250.

That is, in order for air to be discharged through the second discharge port 122, the mounting positions of the first fan assembly 200 and the second fan assembly 250 are changed in FIG. 1.

6 is a view showing a state in which the discharge port of the outdoor unit according to the present invention is formed in the second position.

Referring to FIG. 6, the discharge hole 221 of the fan assembly 200 is mounted at a position corresponding to the first discharge hole 122 of the discharge cover 120.

In this case, the air sucked into the outdoor unit is discharged to the upper right side of the outdoor unit.

At this time, in order to discharge air through the first discharge port 121, the base 110 and the barrier 130 are rotated 90 degrees to the right from the position shown in FIG. 1. ) Is combined. The same applies to the second fan assembly 250.

7 is a view showing a state in which the discharge port of the outdoor unit according to the present invention is formed in the third position.

Referring to FIG. 7, the discharge hole 251 of the fan assembly 250 is mounted at a position corresponding to the fourth discharge hole 124 of the discharge cover 120.

In this case, the air sucked into the outdoor unit is discharged to the lower side of the side of the outdoor unit.

At this time, in order to discharge the air through the fourth discharge port 124, the base 110 and the barrier 130 are coupled to the base 110 in a state rotated 90 degrees counterclockwise from the position shown in FIG.

8 is a view showing a state in which the discharge port of the outdoor unit according to the present invention is formed in the fourth position.

Referring to FIG. 8, the discharge hole 221 of the fan assembly 200 is mounted at a position corresponding to the third discharge hole 123 of the discharge cover 120.

In this case, the air sucked into the outdoor unit is discharged to the upper side portion of the outdoor unit.

As described above, the discharge holes 221 and 251 of the fan assembly face the direction required by the user, so that the fan assemblies 200 and 250 are seated on the base 100 and the barrier 130. Air may be discharged in a direction corresponding to the directions of 221 and 251.

Therefore, it is possible to appropriately change the discharge direction of air according to the installation environment of the outdoor unit 100, etc., thereby increasing convenience and efficiency in use.

On the other hand, when the fan assembly 200, 250 is installed in the base 110 and the barrier 130 as described above, the discharge cover 120 covers the top. The discharge cover 120 is fixed to at least one of the fan assemblies 200 and 250, the base 110, and the barrier 130. This fixing can be made by a coupling member such as a screw.

Meanwhile, in the above-described embodiments, two fan assemblies are shown to be installed, but this is for increasing the variable direction of the discharge port of the outdoor unit, which is exemplary. That is, it is noted that a single fan assembly may be installed.

9 is a block diagram showing a discharge opening and closing structure according to a second embodiment of the present invention.

This embodiment is characterized in that the discharge panel is operated by the opening and closing motor.

9, the discharge opening and closing structure according to the present embodiment, the control unit 300 for controlling the operation state of the outdoor unit, and the fan motor 320 and the discharge panel (in response to a control signal of the control unit 300) A driving unit for driving the opening and closing motor 330 for opening and closing 170 is included.

In detail, the open / close motor 330 is coupled to one side of the discharge panel 170 to selectively open and close the discharge panel 170. In addition, the open / close motor 330 is operated together with the operation of the fan motor 320.

Here, the opening and closing motor 330 may be a bidirectional motor to enable the opening and closing of the discharge panel, for example, a step motor may be used.

When the operation signal of the outdoor unit 100 is input to the controller 300 by the configuration described above, the controller 300 applies a driving signal to the driver 310 according to the operation signal.

Then, the fan motor 320 is rotated by the driving unit 310 so that outside air is sucked into the outdoor unit 100. At the same time, the discharge panel 170 is opened by the opening / closing motor 330, and the air sucked into the outdoor unit 100 and heat-exchanged are discharged to the outside of the outdoor unit.

Here, the opening angle of the discharge panel 170 may be determined by the number of rotations of the open / close motor 330, and the number of rotations of the open / close motor 330 depends on the amount of air discharged from the outdoor unit 100. Can be adjusted.

According to the present invention as proposed, as the outside air is sucked in front and rear of the outdoor unit, and discharged to the upper or side of the outdoor unit there is an effect that the phenomenon that the air of the outdoor unit is directly transmitted to the user is prevented.

In addition, since the fan assembly is configured to be slidingly coupled to the base and the barrier, there is an effect that the user can easily combine or detach the fan assembly.

In addition, since the discharge panel is provided to open the discharge port only when the fan motor is operated, foreign matters are prevented from flowing into the outdoor unit through the discharge port when the outdoor unit is stopped.

In addition, since the air flowing by the fan passes between the discharge panels, the air discharged through the discharge port is prevented from being discharged back into the outdoor unit, thereby preventing the efficiency of the outdoor unit from being lowered.

Claims (6)

Base; A heat exchanger installed at the base; A blower fan for forced air blowing to the heat exchanger; A scroll for guiding the flow of air flowing by the blowing fan, the discharge hole being formed; A fan motor for driving the blowing fan; And In order to communicate with the discharge hole, the discharge cover is formed at least in the upper surface or the side is included, And each discharge port is provided with a discharge panel for selectively opening and closing the discharge port. The method of claim 1, The discharge panel is an outdoor unit of the air conditioner is opened by the pressure of the air flowing by the blowing fan. The method of claim 1, The outdoor unit of the air conditioner further comprises an elastic member for providing an elastic force so that the discharge panel is opened. The method of claim 1, The outdoor unit of the air conditioner further comprises an opening and closing motor which is operated together when the fan motor is operated to open and close the discharge panel. Base; A heat exchanger installed at the base; A blower fan for forced air blowing to the heat exchanger; A fan motor for driving the blowing fan; A discharge cover having at least one discharge port through which the air is discharged to the outside; And A discharge cover for selectively opening and closing the discharge cover is included, And the discharge cover is opened by the flow pressure of air generated by the blower fan, and is closed when the flow pressure of the air is removed. Base; A heat exchanger installed at the base; A blower fan for forced air blowing to the heat exchanger; A fan motor for driving the blowing fan; A discharge cover having at least one discharge port through which the air is discharged to the outside; A discharge cover for selectively opening and closing the discharge cover; An opening / closing motor for driving the discharge cover; And The outdoor unit of the air conditioner, including a control unit for controlling the driving motor in response to the drive of the fan motor.

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