KR200152129Y1 - In-door machine of airconditioner - Google Patents

Abstract

The indoor unit for the wall-mounted air conditioner according to the present invention has a plurality of suction holes 31a formed on both sides of the upper part, symmetrically with each other, and the suction grill member 30 having an elliptical upper part so that the discharge port 61 is formed on the lower front side. And a heat exchanger (40) installed in the suction grille member (30) in an inverted V shape and opposite both sides of the inverted V shape corresponding to the suction hole (31a), and of the heat exchanger (40). Two air cleaning means (50a, 50b) provided between the upper both sides and the suction hole (31a), respectively, and the blower fan (13) installed in the lower inner center of the reverse V-shape of the heat exchanger (40) Since it is characterized by having, it is possible to increase the cleaning effect of the air sucked toward the heat exchanger (40).

Description

Indoor unit for wall-mounted air conditioner

The present invention relates to an indoor unit for a wall-mounted air conditioner with improved configuration of the air cleaning means.

As shown in FIG. 1, a conventional indoor unit for an air conditioner has a main body 1 forming an appearance, and a suction grill having a plurality of suction ports 3a formed therein to suck indoor air on the front surface of the main body 1. The member 3 is installed to be opened and closed, and the heat exchanger 5 for heat-exchanging the indoor air sucked through the suction hole 3a of the suction grill member 3 is provided inside the main body 1 in three parts ( 5a, 5b, and 5c) are provided to bend.

On the front side of the heat exchanger (5b) is provided with air cleaning means (7) for removing foreign matter from the air flowing through the suction hole (3a) of the suction grill member 3, the heat exchanger (5) The first and second drainage plates for collecting defrost water generated by the temperature difference with the outdoor air while heat-exchanging the indoor air in the heat exchanger 5 at the lower ends of the first part 5a and the third part 5c ( 9a and 9b are provided, respectively, and a discharge port 11 is formed below the suction grill member 3 so that the air heat-exchanged by the heat exchanger 5 is discharged to the indoor side.

In addition, a blower fan 13 providing a suction force so that indoor air is sucked and discharged through the suction grille member 3 is provided inside the heat exchanger 5 so as to be rotatable. Up, down, left and right wind direction control means (15, 17) for adjusting the wind direction of the air discharged through the discharge port (11) up and down and left and right are installed, the rear side of the blower fan (13) guides the flow path of the earthed air The duct member 19 is provided.

When the indoor unit for a conventional air conditioner configured as described above first selects the air conditioning condition of the air conditioner by an operation unit (not shown), a plurality of indoor air is formed in the suction grill member 3 according to the driving of the blower fan 13. The suctioned air is sucked through the suction hole 3a, and the sucked air is filtered by the air cleaning means 7, and then heat-exchanged through the heat exchanger 5, and the heat-exchanged air of the duct member 19 It is guided and discharged to the discharge port 11 side.

At this time, the wind direction is controlled by the up and down wind direction control means 15 and the left and right wind direction control means 17 are discharged and distributed in the left and right and up and down directions.

Meanwhile, while the heat exchanger 5 performs heat exchange, defrost water is generated by the temperature difference with the external air, and the defrost water is formed in the first and second drain plates 9a, which are provided below the heat exchanger 5. At the same time, the water is discharged to the outside of the product through a drain hose not shown.

However, the indoor unit for a conventional air conditioner configured as described above is any one of the three parts 5a, 5b, 5c of the heat exchanger 5 in which the air cleaning means 7 is arranged in multiple stages, that is, the two part 5b side. Only part of the air flowing through the suction grille member 3 passes through the air cleaning means 7 because it is installed only on the upper surface, and the remaining air passes directly through the air cleaning means 7 without passing through the air cleaning means 7. There is a problem that the overall clean effect is reduced by passing through the one part (5a) and three parts (5c) of the).

In addition, the defrost water generated by the heat exchange action of the heat exchanger (5) is the outside air to the lower side of the one portion (5a) and the lower portion of the three portion (5c) each having a different height difference in the heat exchanger (5) There is a problem in that the temperature difference between the upper side and the lower side of the heat exchanger 5 is severely generated as the direct supply of the heat exchanger 5 is not significant, and thus the efficiency is significantly lowered due to the overall temperature unbalance of the heat exchanger 5.

The present invention has been made to solve the above-mentioned problems, the object of the present invention is to provide an indoor unit for the wall-hung air conditioner to improve the clean effect by improving the structure and arrangement of the heat exchanger and air cleaning means differently It is.

In addition, another object of the present invention is to reduce the temperature gap between the top and bottom of the heat exchanger by raising the temperature of the low-temperature state of the defrost water at the bottom of the two-part side of the heat exchanger by directly supplying air to the bottom of the heat exchanger. The present invention provides an indoor unit for a wall-mounted air conditioner that prevents a decrease in efficiency caused by unbalance.

1 is an overall longitudinal cross-sectional view schematically showing the configuration of a conventional indoor unit for a wall-mounted air conditioner.

2 is an overall longitudinal sectional view schematically showing the configuration of an indoor unit for an air conditioner according to a first embodiment of the present invention;

3 is an overall longitudinal cross-sectional view schematically showing the configuration of an indoor unit for an air conditioner according to a second embodiment of the present invention.

* Explanation of symbols for main parts of the drawings

30: suction grill member 31: grill portion

31a: suction hole 33: air suction port

40: heat exchanger 50, 50a, 50b: air cleaning means

60: main body 70a, 70b: first and second drainage dish

The indoor unit for the wall-mounted air conditioner according to the first embodiment of the present invention made to realize the above object, in the indoor unit for the wall-mounted air conditioner, a plurality of suction holes are formed on both sides of the upper and the symmetrical, respectively, A suction grille member having an elliptical shape at an upper portion so that a discharge port is formed at a front side thereof, a heat exchanger installed in an inverted V shape in the suction grille member, and opposite upper sides of the reverse V shape facing each other with the suction hole; Two air cleaning means respectively provided between the upper both sides and the suction hole, and the blower fan is provided in the inner center of the lower end of the reverse V-shape of the heat exchanger.

In addition, the indoor unit for the wall-mounted air conditioner according to the second embodiment of the present invention, in the indoor unit for the wall-mounted air conditioner, a plurality of suction holes are formed in the upper center, and the upper part is elliptical so that the discharge port is formed in the lower front side. An inlet grill member, a heat exchanger installed in the suction grille member with an inverted V shape and having an inverted V upper portion corresponding to the intake hole so as to correspond to each other, and between the upper center of the heat exchanger and the intake hole; And a blower fan installed at an inner center of the lower end of the reverse V-shape of the heat exchanger.

[First Embodiment]

Hereinafter, a first preferred embodiment of the present invention will be described in more detail with reference to FIG. 2.

For reference, the same configuration and the same reference numerals are assigned to the same configuration as the conventional configuration with respect to the first embodiment of the present invention.

As shown in FIG. 2, there is a main body 60a forming an appearance, and one side of the main body 60a is provided with a suction grill member 30 rounded to suck indoor air, and the main body 60a. An inverted v-shaped heat exchanger (40) bent in two parts (40a, 40b) and symmetrically installed to heat exchange the indoor air sucked through the suction grill member (30) is installed inside.

Two air cleaning means (50a, 50b) on the upper surface with respect to the two parts (40a, 40b) of the heat exchanger (40) in a position symmetrical with each other to remove foreign matters of air flowing through the suction grill member (30) These are respectively installed, and the lower side of the two parts (40a, 40b) of the heat exchanger (40) to collect the defrost water generated by the temperature difference with the outdoor air while the indoor air heat exchange in the heat exchanger (40) First and second drain plates 70a and 70b are provided, respectively, and a blower fan which provides suction power to suck and discharge indoor air through the suction grill member 30 at the inner center of the heat exchanger 40. (13) is rotatably provided.

In addition, a discharge port 61 is formed below the suction grill member 30 so that the air heat exchanged by the heat exchanger 40 is discharged to the indoor side, and the discharge port 61 side is provided through the discharge port 61. Up and down, left and right wind direction control means (15, 17) for adjusting the wind direction of the discharged air up and down and left and right, respectively, is installed, the duct member (80) for guiding the flow path of the discharged air on the rear side of the blower fan (13) ) Is installed.

In addition, the grill part 31 having a plurality of suction holes 31a for sucking outside air is provided at positions corresponding to the two air cleaning means 50a and 50b on both sides of the upper part of the suction grill member 30. They are formed respectively, and are generated at the heat exchange operation of the heat exchanger 40 at positions corresponding to the lower ends of the two parts 40a and 40b of the heat exchanger 40 with respect to both sides of the middle end of the suction grill member 30. Air intakes 33 for sucking outside air are formed on the upper and lower sides of the heat exchanger 40 by the defrosting water so as to minimize the occurrence of temperature unbalance.

Next, the operation of the indoor unit for the wall-mounted air conditioner according to the first embodiment of the present invention will be described.

First, when the air conditioning condition of the air conditioner is selected by an operation unit (not shown), the suction of the two grill parts 31 installed on both sides of the upper part of the suction grill member 30 according to the driving of the blower fan 13 is performed. The foreign matter is filtered through each of the two air cleaning means 50a and 50b provided inside the grill 31 so as to be sucked through the balls 31a and at the same positions as the suction holes 31a. .

Then, the air passing through the two air cleaning means (50a, 50b) are respectively heat-exchanged with cold or hot air while passing through the reverse v-shaped heat exchanger (40) bent into two parts (40a, 40b), The heat-exchanged air is sent to the discharge port 61 under the guidance of the duct member 80 inclined in one direction, and at the same time, the upper and lower wind direction control means 15 and the left and right wind direction control means 17 installed on the discharge port 61 side. Depending on the control angle of the wind direction angle is adjusted in the left and right and up and down direction is discharged to a predetermined place in the room.

On the other hand, the defrost water generated by the temperature difference with the external air during the heat exchanger 40 is heat-exchanging first and second drain plates (2) installed at the lower end of the two parts (40a, 40b) side of the heat exchanger (40) 70a and 70b are respectively collected and discharged to the outside of the product through a drain hose not shown.

In addition, the air introduced into the main body 60 through the air inlets 33 respectively formed at both sides of the middle end of the suction grill member 30 is accumulated at the lower ends of the two parts 40a and 40b of the heat exchanger 40. By increasing the low temperature of the defrost water, it is possible to reduce the temperature gap between the upper and lower ends of the two parts 40a and 40b of the heat exchanger 40 as well as by the overall temperature balance of the heat exchanger 40. The efficiency decrease can be prevented beforehand.

In addition, the air sucked into the inside of the main body 60 through the plurality of suction holes 13a on the grill portion 31 side of the suction grill member 30 corresponds to the inside of the grill portion 31 to correspond to each other. By being sent to the heat exchanger 40 through the cleaning means (50a, 50b), it is possible to efficiently increase the air cleaning effect.

Second Embodiment

In the above description, the grill parts 31 are respectively provided at two positions symmetrical with respect to the upper side of the suction grill member 30, and the two grill parts 31 are installed to correspond to each other inside the suction grill member 30. An example of the indoor unit for the wall-mounted air conditioner provided with two air cleaning means 50a and 50b facing each other has been described as an example. However, the present invention is not limited thereto, and is illustrated in FIG. 3 as a second embodiment. As described above, only one grill part 31 having a plurality of suction holes 31 a is installed in the upper center portion of the suction grill member 30, and the grill part 31 is provided inside the suction grill member 30. One air cleaning means 50 may be provided to face each other.

That is, the one grill part 31 and the air cleaning means 50 are disposed in the upper center of the heat exchanger 40 bent into two parts 40a and 40b, and thus the suction hole 31a of the grill part 31 is provided. After all the air that is humming through the air through the air cleaning means 50 is filtered foreign matter floating in the air, the two parts (40a, 40b) is supplied to the upper side facing each other with respect to the heat exchanger (40) The air flow is bisected to both sides of the two parts 40a and 40b, and the air heat-exchanged while passing through the heat exchanger 40 of these two parts 40a and 40b is guided in the same manner as in the above-described operation of the embodiment. Is discharged.

As described above, according to the indoor unit for the wall-mounted air conditioner according to the present invention, while installing an inverted v-shaped heat exchanger bent in two parts on the upper part of the blower fan, the upper part of the two parts of the heat exchanger is grilled at the same time. The air sucked through the suction hole is positioned so as to correspond to the suction holes of the grille formed on the upper left and right sides of the member, and air cleaning means are provided between the two portions of the heat exchanger and the suction hole of the grille. All passes through the air cleaning means before passing through has the effect of increasing the clean effect of the air.

In addition, since the air inlets are formed on both sides of the middle end of the suction grille member so as to correspond to the lower end of the inverted v-shape bent in two parts with respect to the heat exchanger, the air passing through the air inlet directly supplies the bottom of the heat exchanger. This can reduce the temperature gap between the top and bottom of the heat exchanger by raising the low temperature defrost water temperature at the bottom of the two part side of the heat exchanger, thereby preventing the efficiency degradation caused by the temperature unbalance. It also works.

Claims (3)

In the indoor unit for the wall-mounted air conditioner, a plurality of suction holes (31a) are formed on both sides of the upper side symmetrically, and the suction grill member 30 of which the upper part is elliptical so that the discharge port 61 is formed on the lower front side, A heat exchanger 40 installed in the suction grille member 30 in an inverted V shape and having opposite upper sides of the inverted V shape facing the suction hole 31a, and both upper sides of the heat exchanger 40; And two air cleaning means (50a, 50b) respectively provided between the suction hole (31a), and the blower fan (13) is installed in the lower inner center of the reverse V-shape of the heat exchanger (40) An indoor unit for a wall-mounted air conditioner, characterized in that. According to claim 1, Both sides of the middle portion of the suction grill member 30, characterized in that it comprises an air inlet 33 formed to correspond to each other and the height of both sides of the reverse v-shaped bottom of the heat exchanger (40) Indoor unit for wall-mounted air conditioners. In the indoor unit for a wall-mounted air conditioner, a plurality of suction holes (31a) is formed in the upper center and the suction grill member 30 of which the upper part is elliptical so that the discharge port 61 is formed in the lower front side, and the suction grill member An inverted v-shape and an inverted v-shaped upper center and a heat exchanger 40 facing each other corresponding to the suction hole 31a, the upper center of the heat exchanger 40 and the suction hole ( 31a) and the air cleaning means 50 is provided between the blower fan 13 is installed in the center of the lower inner side of the reverse v-shape of the heat exchanger 40 for the wall-mounted air conditioner Indoor unit.