KR100732042B1 - Indoor unit for air conditioner - Google Patents

Abstract

The indoor unit of the air conditioner according to the present invention includes a front inner panel coupled to the front of the cabinet; A front panel is provided to be opened and closed in front of the front inner panel, the front panel is provided with a control box for operation and information display of the air conditioner, the front inner panel is provided with a space so that the control box By forming, the front panel can be easily opened and checked or repaired when necessary, and the arrangement and installation of the adjustment box can be easily performed.

Cabinet, front inner panel, front panel, recessed space, control box, control panel

Description

Indoor unit for air conditioner             

1 is a perspective view of an operating state in which an indoor unit of an air conditioner according to the present invention is shown;

2 is a perspective view of an operation stop state in which the indoor unit of the air conditioner according to the present invention is shown;

3 is an exploded perspective view illustrating an indoor unit of an air conditioner according to the present invention;

4 and 5 are perspective views of an open state of the front panel of the indoor unit of the air conditioner according to the present invention, Figure 4 is a perspective view from the right, Figure 5 is a perspective view from the left,

6 is a perspective view of an operating state in which the air conditioner indoor unit according to the prior art is shown;

7 is a front view of an operating state in which the air conditioner indoor unit according to the prior art is shown;

8 is an exploded perspective view showing an air conditioner indoor unit according to the prior art.

<Explanation of symbols on main parts of the drawings>

2: base 4: first inlet panel

6: first filter 7: second filter

8: third filter 9: filter frame

10: cabinet 21, 22: side air outlet

23: upper air discharge port 24: first discharge port panel

25: second discharge port panel 26: third discharge port panel

27: recessed space portion 30: suction panel

31: second inlet panel 32: second filter guide

36: intake panel 36a: air intake

36b: hanger 38: third filter guide

39: fifth filter 40; Front panel

41: Front glass 42: Color panel

43: rear panel 44: cover

45: adjustment box 46: lower fixing bracket

47: upper fixing bracket 48: display unit

49: operation unit 50: heat exchanger

60: blower 61: fan housing

62: orifice 70: photocatalyst plasma air cleaner

80: magnet 82: bracket

The present invention relates to an indoor unit of an air conditioner, and in particular, an adjustment box is provided on a front panel, and a space part in which an adjustment box is located is formed on the front inner panel to facilitate the installation of the adjustment box, as well as to facilitate repair and inspection. The indoor unit of the air conditioner to make.

In general, an air conditioner is used to cool or heat a room or purify the air by using a refrigeration cycle of a refrigerant consisting of a compressor, a condenser, an expansion mechanism, and an evaporator to create a more comfortable indoor environment for a user. .

6 to 8, the indoor unit of the conventional split type air conditioner includes a base 101, a cabinet 102 disposed longitudinally above the base 101 and having a front surface open, and the cabinet ( The front panel is coupled to the front surface of the front surface, the front air discharge port 104a and the upper side air discharge ports 104b and 104c are formed on both sides, and the air inlets 104d and 104e are formed on both side surfaces, respectively. (104), a blower (120) provided in a lower portion between the cabinet (102) and the front panel (104), a heat exchanger (130) provided above the blower (120), and the front panel (104) of In the middle part, the control panel 140 for operating and displaying the air conditioner is located.

The front panel 104 is provided with a vertical drive panel 110 on the front surface of the front panel 104 so that the front air discharge port 104a can be opened and closed, and the vertical drive panel 110 is raised. In order to eliminate the step between the front panel 104 and the vertical drive panel 110, the front and rear drive panel 112 is installed on the front of the front panel 104 to be retractable, and the side air discharge port 104b ( The left and right vanes 114 and 116 can be rotated on both sides of the front panel 104 so as to open and close the 104c and adjust the wind direction of the air discharged through the side air outlets 104b and 104c. Is fitted.

The front panel 104 is formed to be inclined at both sides, and includes a front upper panel 105 having the front air outlet 104a and side air outlets 104b and 104c, and a central lower portion of the front upper panel 105. The front lower panel 106 is disposed between the base 101 and forms the air inlets 104d and 104e between lower portions of both sides of the cabinet 102. Left and right suction grilles 107 and 108 for protecting the suction openings 104d and 104e are mounted between the side ends of the bottom and the lower portion of the cabinet 102 so as to be openable and closed.

An air filter 109 is mounted on the rear surface of each of the left and right suction grills 107 and 108 so that foreign matters in the air passing through the air suction ports 104d and 104e can be filtered.

In addition, the front panel 104 includes an elevating mechanism composed of a motor and a gear for elevating the vertical drive panel 110, a retracting mechanism composed of a motor, a gear, etc. for advancing the front and rear drive panel 112, and A rotating mechanism composed of a motor or the like for rotating each of the left and right vanes 114 and 116 is mounted.

Meanwhile, left and right electrostatic precipitators 121 ionizing and collecting foreign substances in the air passing through the left and right suction grills 107 and 108 and the air filter 109 on both sides of the front part of the blower 120. 122 is disposed.

When the indoor unit of the conventional air conditioner configured as described above is driven by the blower 120, the indoor air is sucked into the indoor unit through the left and right suction grills 107 and 108 and the air filter 109. The foreign materials, such as dust, are ionized and collected while passing through the left and right electrostatic precipitators 121 and 122, and are blown by the blower 120 to the heat exchanger 130.

The air blown by the heat exchanger 130 is cooled / heated by heat exchange with a refrigerant and then discharged back into the room through the front air outlet 104a, the left air outlet 104b, and the right air outlet 104c. Cool / heat up.

However, since the indoor unit of the air conditioner according to the prior art has a control panel 140 for various operations and displays is installed in the center portion of the front panel 104, in order to repair or check the control panel 140, a cabinet ( After separating the entire front panel 104 from 102, the control box has to be repaired or inspected, which causes a significant inconvenience in repair and inspection.

The present invention has been made to solve the above problems, by allowing the control box to be easily inspected or repaired while the front panel is open, and by forming a recessed space portion in which the control box can be accommodated in the front inner panel. It is an object of the present invention to provide an indoor unit of an air conditioner to facilitate the installation of a control box.

The indoor unit of the air conditioner according to the present invention for realizing the above object is a cabinet; A front inner panel coupled to the front of the cabinet; A front panel is provided to be opened and closed in front of the front inner panel, and the front panel is provided with a control unit having at least one of an operation unit and a display unit.
The front inner panel is provided with a space so that the control unit is located.
The indoor unit of the air conditioner includes a blower for sucking outside air into the indoor unit of the air conditioner and blowing air to the outside of the indoor unit of the air conditioner; And a control box mounted to the blower and equipped with electrical components for controlling the indoor unit of the air conditioner.

 The control unit is installed at the rear of the front panel.

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

1 is a perspective view of an operating state in which the indoor unit of the air conditioner according to the present invention is shown, FIG. 2 is a perspective view of a stopped operation state in which the indoor unit of the air conditioner according to the present invention is shown, and FIG. 3 is an air conditioner according to the present invention. 4 and 5 are perspective views showing the front panel of the indoor unit of the air conditioner according to the present invention in an open state, Figure 4 is a perspective view from the right, Figure 5 is a perspective view from the left to be.

1 to 5, the indoor unit of the air conditioner according to the present invention includes a base 2, a cabinet 10 disposed above the base 2, and a front surface of the cabinet 10. The front inner panel 20 disposed above and the air is discharged, the suction panels 30 and 36 disposed below the front inner panel 20 and sucked with air, and the front inner panel 20 It consists of a front panel and a front panel 40 disposed in front of the lower side of the front portion.                     

The base 2 is formed with a suction guide 3 so that air can be sucked.

The suction guide part 3 is formed to guide the upper surface of the base 2 after the air is sucked into the front surface of the base 2.

The base 2 is provided with a rotatable first suction port panel 4 for opening and closing the suction guide 3.

The first suction port panel 4 may seal the suction guide part 3 when the indoor unit stops operation, and open the suction guide part 3 during the cooling / heating operation or the air purification operation of the indoor unit. The motor is connected.

The motor is mounted to the base 2.

In addition, as illustrated in FIG. 5, first filter guides 2a and 2b are formed on the upper surface of the base 2 so that the first filter 6 can be slidably attached and detached.

The first filter 6 comprises a net to which dust and the like in the air are filtered and a support to which the net is attached.

The first filter guides 2a and 2b integrally protrude in a 'b' shape on the top surface of the base 2 and are spaced apart from each other by left and right lengths at intervals of the left and right lengths of the first filter 6. do.

In addition, as shown in FIG. 3, the upper and lower surfaces of the base 2 are equipped with a filter frame 9 in which the second and third filters 7 and 8 can be slid back and forth, and the filter frame 9 is mounted. ) Is fastened to the fastening bolt (9a) is formed with a fastening hole (2c).

The second filter 7 includes a filter case, a HEPA filter housed inside the filter case, a plurality of nano carbon filters mounted on the upper side of the HEPA filter, and prevents carbon from being blown from the nano carbon filter. It consists of a nonwoven fabric covering the upper side of the nano carbon filter.

The third filter 8 is composed of a filter case, a nano copper filter disposed inside the filter case, and a nano silver filter disposed inside the filter case.

The filter frame 9 has an upper surface and a lower surface so that the air passing through the suction guide part 3 is blown upward, and the front surface of the filter frame 9 is slidably attached to the second filter 7 and the third filter 8. Open.

The filter frame 9 has a second filter support rib 9b and a third filter support rib 9c such that the second filter 7 and the third filter 8 are slid back and forth to be supported. It is formed at a distance slightly larger than the height of the filter (4), and guides the front and rear sliding of the third filter (8) at the upper end of each of the side portions (9d) and upward departure of the third filter (8) Guide 9e for restricting the protrusion is formed.

The plurality of second filter support ribs 9b and the third filter support ribs 9c are spaced apart from each other in the left and right directions.

The filter frame 9 has protrusions 9h having fastening holes 9f formed at both ends thereof so as to be fastened to the upper surface of the base 2 by fastening bolts 9a.

The cabinet 10 has a lower surface and an open front surface, and a rear portion 10a is vertically disposed on the upper side of the base 2, and left and right side portions 10b and 10c are inclined with the rear portion 10a. The upper surface portion 10d is formed to be orthogonal to the rear surface portion 10a.                     

The front inner panel 20 has a lower surface and a rear surface open, the left and right side portions 20a and 20b are formed to be inclined with the front portion 20c, and the upper surface portion 20d is perpendicular to the front portion 20c. Is formed.

The front inner panel 20 has side air outlets 21 and 22 through which air is discharged in each of the side parts 20a and 20b, and opens and closes each of the side air outlets 21 and 22, respectively. The 1st, 2nd discharge port panels 24 and 25 are provided so that rotation is possible.

The front inner panel 20 is provided with a top air discharge port 23 through which air is discharged to the top surface part 20d, and a third discharge port panel 26 for opening and closing the top air discharge port 23 is rotatably installed. do.

Each of the first and second discharge port panels 24 and 25 and the third discharge port panel 26 seals the side air discharge ports 21 and 22 and the upper air discharge port 23 when the indoor unit is stopped. Opening the side air outlets 21 and 22 and the upper air outlet 23 during the cooling / heating operation of the indoor unit, and closing the side air outlets 21 and 22 during the air purification operation of the indoor unit; In addition, the drive motor is connected to open the upper surface air discharge port (23). Each motor is mounted on an inner side of the front inner panel 20.

In particular, the front inner panel 20 is formed with a recessed space portion 27 so that the adjustment box 45 to be described later, which is installed on the rear surface of the front panel 40 is located.

The recessed space portion 27 may be formed in various ways depending on the shape of the control box 45 in the present embodiment illustrates that the recessed space portion 27 is formed in a rectangular recessed structure.                     

Next, the suction panels 30 and 36 include a left suction panel 30 disposed below the left surface portion 20a of the front inner panel 20, and a right surface portion 20b of the front inner panel 20. It consists of the right side suction panel 36 arrange | positioned at the lower side.

Each of the suction panels 30 and 36 is provided with air inlets 30a and 36a through which air is sucked, and second and third inlet panels 31 for opening and closing the air inlets 30a and 36a. 37) is installed.

Each of the second and third inlet panels 31 and 37 seals the air inlets 30a and 36a when the indoor unit stops operating or during an air purifying operation, and the air inlet when the indoor unit is cooled / heated. It is connected to the motor to open the 30a and 36a.

Each of the motors is installed in each of the suction panels 30 and 36.

Each of the suction panels 30, 36 is coupled to an upper side of the base 2.

That is, as shown in Figure 3, the base 2 is formed with a hook groove (2d) (2e) is opened up and down in the lower position of each of the suction panel 30, 36, the suction panel ( 30 and 36, the lower end of each of the hook grooves (2d) (2e) is inserted into the upper and lower hook projections (30b, 36b) are formed to be caught back and forth.

In addition, an upper portion of each of the suction panels 30 and 36 is fastened to the front inner panel 20 by a fastening bolt 35.

That is, fastening holes 20e to which the fastening bolts 35 are fastened are formed at both lower sides of the front inner panel 20, respectively, and the front inner panel (top) of each of the suction panels 30 and 36. Protrusions 30d and 36d having fastening holes 30c and 36c corresponding to the fastening holes 20e of 20 are formed.

Each of the suction panels 30 and 36 is equipped with second and third filter guides 32 and 38, respectively, and the filter guides 32 and 38 are equipped with a fourth filter 33 and a fifth filter. 39 are each slide-removed.

The fourth filter 33 and the fifth filter 39 are made of a net to which dust in the air is filtered and a support to which the net is attached.

The front panel 40 forms the exterior of the front of the indoor unit, it is preferable that the front panel 40 is made of a structure that is easy to change the color or design.

As shown in FIG. 3, the front panel 40 includes a front glass 41, a color panel 42 disposed on the rear surface of the front glass 41 and having a color, and the color panel 42. A rear panel 43 disposed at the rear and a cover 44 surrounding the edges of the front glass 41 and the rear panel 43 to change the color panel 42 into a color panel of another color. If so, the color of the front side of the indoor unit is easily changed.

The front panel 40 is formed so that the opening hole is in communication with the color panel 42 and the rear panel 43, and the rear panel 43 is provided for adjusting and displaying information of each device at a rear position of the opening hole. The adjustment box 45 which is a control unit is mounted.

In front of the front panel 40 is connected to the control box 45 through the opening hole is provided with a display unit 48 for displaying various information and an operation unit 49 for operating the air conditioner. In addition, the control box 40 is connected to various air purifiers, a blowing fan, an outdoor unit side compressor, and the like through the main cable 45a.

The front panel 40 is rotatably connected to the base 2 and the front inner panel 20 in a forward direction.

The front panel 40 is pivotally connected to the lower fixing bracket 46 fixed to the base 2 at the lower end of one side of the left and right, and fixed to the front inner panel 20 at the upper end of one side of the left and right. The upper fixing bracket 47 is rotatably connected.

On the other hand, the indoor unit of the air conditioner is a heat exchanger (50) for heating / cooling air by using a refrigerant, and the air from the outside of the indoor unit of the air conditioner to the inside of the indoor unit of the air conditioner to the heat exchanger (50) It is configured to further include a blower (60) for blowing through to the outside of the indoor unit of the air conditioner to pass through.

The heat exchanger 50 is mounted to the cabinet 10 and the front inner panel 20 so as to be inclined between the front inner panel 20 and the cabinet 10.

The blower 60 is mounted to the cabinet 10 to be positioned below the heat exchanger 50.

The blower 60 has an open front surface and a discharge hole formed on an upper surface thereof, a fan housing 61 mounted in the cabinet, a fan rotatably positioned inside the fan housing, and the fan to rotate the fan. And a blower motor connected to the shaft, and an orifice 62 mounted to the front of the fan housing.

The front surface of the blower 60 is equipped with a photocatalyst plasma air purifier 70 for purifying the air sucked into the blower 60.                     

The photocatalyst plasma air purifier 70 ionizes dust in the air by discharging and irradiates light energy, an ionization unit for collecting dust ionized by the ionization unit, and odor particles are collected and the ionization unit is collected. And a photocatalyst filter for decomposing the odor particles collected by the light energy irradiated from inside the unit, and a high voltage generator for applying a high voltage to the dust collecting filter.

Reference numeral 80 denotes a magnet installed in the front inner panel 20, and reference numeral 82 denotes the front panel 40 so that the closed state of the front panel 40 can be maintained by an attractive force with the magnet 80. The reference numeral 84 denotes a control box installed in the blower 60 and equipped with electrical components for controlling the operation of the indoor unit.

Referring to the operation of the indoor unit of the air conditioner according to the present invention configured as described above are as follows.

The indoor unit of the air conditioner generates a signal from the inner control box 45 when an operation command is input through the operation unit 49 provided on the front panel 40 for cooling / heating operation. The first inlet panel 4 is rotated by a motor to open the suction guide part 3, and the second and third inlet panel 31 and 37 are rotated by a motor to provide the air inlet 30a ( Each of 36a) is opened.

Each of the first and second discharge port panels 24 and 25 is rotated by a motor to open each of the side air discharge ports 21 and 22, and the third discharge port panel 26 is connected to the motor. It rotates to open each of the upper surface air outlets 23.

Accordingly, as shown in FIG. 1, the first inlet panel 4 and the second and third inlet panels 31 and 37, and the first and second outlet panels 24 and 25 and the third outlet port. The air conditioner starts to operate with the panels 26 all open.

When the blowing fan is rotated, air outside the indoor unit of the air conditioner is sucked into the indoor unit of the air conditioner through the suction guide part 3 and the air suction ports 30a and 36a.

The air sucked through the suction guide 3 is guided to the upper side of the base 2 and then purified by passing through the first filter 6, the second filter 7, and the third filter 8. The air sucked through the air inlets 30a and 36a is purified while passing through the fourth and fifth filters 33 and 39.

The purified air as described above is pumped to the front of the blower 60, passes through the photocatalyst plasma air purifier 70, passes through the orifice 62 and the fan housing 61, the upper side of the blower 60 Is blown into.

Then, it is heated or cooled while passing through the heat exchanger 50, and is three-dimensionally discharged to three surfaces through the side air outlets 21 and 22 and the top surface outlet 23.

On the other hand, the indoor unit of the air conditioner, when the operation command of the air purification is input through the operation unit 49, the first inlet panel 4 is rotated by a motor to open the intake guide 3, Each of the second and third inlet panels 31 and 37 is reversely rotated by a motor to seal each of the air intake ports 30a and 36a, and the first and second discharge port panels 24 and 25 are respectively. Are rotated reversely by a motor to seal each of the side air outlets 21 and 22, and the third outlet port 26 is rotated by a motor to open each of the upper air outlets 23. The blower motor is driven to rotate the blower fan, and a high voltage is applied to the photocatalyst plasma air purifier 70.

When the blowing fan is rotated, air outside the indoor unit of the air conditioner is sucked into the indoor unit of the air conditioner through the suction guide part 3, and the sucked air is guided to the upper side of the base 2. After passing through the first filter (6), second filter (7) and third filter (8) in order to purify and then forwarded to the front of the blower (60) to pass through the photocatalyst plasma air purifier (70) do.

The air passing through the photocatalyst plasma air purifier 70 is ionized and collected in the air, and the odor particles are collected and purified again, and the air passes through the orifice 62 and the fan housing 61. Blown to the upper side of the), and after passing through the heat exchanger (50) is concentrated discharged to the outside of the indoor unit of the air conditioner through the upper surface discharge port (23).

Meanwhile, the operation state and the operation state of the air conditioner are displayed through the display unit 48 provided in front of the front panel 40.

In particular, since the control box 45 is provided on the back of the front panel 40, when the user wants to repair or check the control box 45 while using the air conditioner, the front panel 40 is opened, and the control box is easily (45) can be repaired and inspected.

In addition, the front inner panel 20 is formed with a recessed space portion 27 in which the control box 45 can be inserted and positioned so that the control box 45 having a volume of a predetermined size can be easily designed and arranged. You can do it.

The indoor unit of the air conditioner according to the present invention constructed and operated as described above is provided with a control box at the rear of the front panel which is easily opened from the indoor unit body, so that the front panel can be easily opened and checked if necessary. There is an advantage to repair.

In addition, the control box occupies a predetermined space of the present invention is provided on the back of the front panel, and also has the advantage of facilitating the arrangement and installation of the control box by forming a space in which the control box can be inserted into the front inner panel.

Claims (4)

A base; A cabinet disposed above the base; A front inner panel disposed at a front upper side of the cabinet; An air discharge port through which the air inside the cabinet is discharged to the outside; A suction panel disposed below the front inner panel; An air intake port through which external air is sucked into the cabinet; It is disposed in front of the front inner panel and the suction panel and can be rotated forward with respect to one of the left and right sides to open and close the front part of the front inner panel and the front of the suction panel except for the air discharge port and the air suction port. A front panel connected to the front panel; An indoor unit of an air conditioner, wherein the control unit is installed on the front panel and has at least one of an operation unit and a display unit.  The method of claim 1, The indoor unit of the air conditioner, characterized in that a space portion is formed in the front inner panel so that the control unit is located.   The method according to claim 1 or 2, The indoor unit of the air conditioner includes a blower for sucking outside air into the indoor unit of the air conditioner and blowing air to the outside of the indoor unit of the air conditioner; The indoor unit of the air conditioner, characterized in that further comprising a control box mounted to the blower and equipped with electrical components for controlling the indoor unit of the air conditioner. The method according to claim 1 or 2, The control unit is an indoor unit of the air conditioner, characterized in that installed on the back of the front panel.

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