JPH10132319A - Wall hang air-conditioner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To enable to fix a liquid crystal display simply by arranging a sash grill with an opening matching the display part of the liquid crystal display on the front face of a cabinet. SOLUTION: A liquid crystal display indicating carious kinds of control information is arranged to a user side unit. The liquid crystal display is attached to the front surface of a diffusing frame that so partly a drain pan and a liquid crystal display part 53 of the liquid crystal display is exposed to the outside through the opening of a sash grill 120 when a cabinet 101 is attached to the front surface of a main body frame 100. When the cabinet 101 is attached to the front surface of the main body frame 100, the sash grill 120 touches the front surface of the liquid crystal display main body. With this, the liquid crystal display is sandwiched between the sash grill 120 and a cushion material and back and forth movement of it is prevented. As only the engagement of the display part 53 of the liquid crystal display to the opening part of the sash grill 120 is required for the attachment, the liquid crystal display can be fixed simply.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a wall-mounted air conditioner having a liquid crystal display.

[0002]

2. Description of the Related Art Generally, a main body frame for accommodating a use side heat exchanger, a blower, etc., a blowout frame fixed to the main body frame, which also serves as a drain pan, a cabinet mounted on the front of the main body frame, and a front surface of the cabinet 2. Description of the Related Art A wall-mounted air conditioner having a front panel mounted on a vehicle is known. In this type, for example, a display panel using a plurality of LEDs is used to display control information such as power on / off of an air conditioner, power on / off of a setting timer, and air volume. .

[0003]

However, in recent years, a liquid crystal display has been used in place of the display panel, and no method for fixing the liquid crystal display has been proposed yet.

It is an object of the present invention to provide a wall-mounted air conditioner which can solve the above-mentioned problems of the prior art and can easily fix a liquid crystal display.

[0005]

According to the first aspect of the present invention, there is provided a main body frame for accommodating a use side heat exchanger, a blower, and the like, a cabinet mounted on a front surface of the main body frame, and a front surface of the cabinet. A front panel, and a wall-mounted air conditioner including a liquid crystal display for displaying control information, characterized in that a sash grill having an opening facing the display of the liquid crystal display is provided on the front of the cabinet, Is what you do.

According to a second aspect of the present invention, there is provided a main body frame accommodating a use side heat exchanger, a blower, and the like, a blowout frame fixed to the main body frame and also serving as a drain pan, and attached to a front surface of the main body frame. Cabinet and
A front panel attached to the front of this cabinet,
A liquid crystal display for displaying control information, a liquid crystal display is provided on the front side of the outlet frame, and a sash grill having an opening facing the display of the liquid crystal display is provided on the front of the cabinet. It is characterized by being provided in.

According to a third aspect of the present invention, there is provided a main body frame for accommodating a use-side heat exchanger, a blower, and the like, a blowout frame fixed to the main body frame and also serving as a drain pan, and a cabinet attached to the front of the main body frame. And a front panel attached to the front of the cabinet and a liquid crystal display for displaying control information, the liquid crystal display is provided through a cushion material on the front of the blowing frame, and the liquid crystal display is provided. A sash grill having an opening facing the display section of the display is provided on the front of the cabinet, and a liquid crystal display is sandwiched between the sash grill and the cushion material.

According to a fourth aspect of the present invention, in any one of the first to third aspects, the sash grill is disposed below a front panel provided on a front surface of a cabinet. It is assumed that.

According to these inventions, when the liquid crystal display is fixed, only the display is made to face the opening of the sash grill, so that the fixing is easy.

The sash grill is mounted on a cabinet, and a front panel is also mounted on the cabinet. The front panel forms the outer shape of the air conditioner, and when the sash grill is attached thereto, the appearance is accented. For example, if a color or pattern (grain pattern) different from that of the front panel is added to the sash grill, the accent becomes even more remarkable. Since the sash grill is a separate part, it is easy to apply a different color or pattern to the sash grill only, so that the manufacturing cost does not increase.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described with reference to the accompanying drawings.

FIG. 1 is a perspective view showing a general home air conditioner. This type of air conditioner includes a wall-mounted use-side unit A disposed indoors and a heat-source-side unit B disposed outdoors, both of which are connected by a refrigerant pipe 300.

FIG. 2 is a refrigerant circuit diagram of the air conditioner shown in FIG. 1 is a so-called inverter compressor (variable capacity compressor) whose frequency is controlled by an inverter switch.
It is. Other examples of the means for varying the capacity of the compressor include voltage control when a DC motor is used or discharge rate control when a capacity variable valve is used. This inverter compressor (hereinafter referred to as
Simply called "compressor". (1) A muffler 2 is provided to suppress vibration and noise due to pulsation of the refrigerant discharged from 1. 3 is a four-way switching valve for switching the flow of the refrigerant during the cooling / heating operation, 4 is a heat source side heat exchanger, 5 is a capillary tube, 6 is a screen filter, 7 is a use side heat exchanger, 8 is a muffler, 9 Is an accumulator, and 10 is an electromagnetic on-off valve.

The refrigerant discharged from the compressor 1 is supplied with a solid arrow (cooling operation), a dotted arrow (heating operation),
The flowing direction is determined according to the three modes of the arrow (defrosting operation) at the middle point of the solid line.

During the cooling operation, as shown by solid arrows in FIG. 2, the refrigerant discharged from the compressor 1 is supplied to the muffler 2, the four-way switching valve 3, the heat source side heat exchanger (outdoor heat exchanger) 4, and the pressure reducer. The refrigerant circuit circulates in the order of the capillary tube 5, the screen filter 6, the use side heat exchanger (outdoor heat exchanger) 7, the muffler 8, the four-way switching valve 3, and the accumulator 9, and the use side heat exchanger 7 evaporates. Function as a vessel,
The pressure is reduced in the capillary tube 5. During heating operation,
As indicated by the dashed arrows, the refrigerant discharged from the compressor 1 is supplied to the muffler 2, the four-way switching valve 3, the muffler 8, the use side heat exchanger (outdoor heat exchanger) 7, the screen filter 6,
The refrigerant circuit circulates in the order of the capillary tube 5, the heat source side heat exchanger (outdoor heat exchanger) 4, the four-way switching valve 3, and the accumulator 9, and the heat source side heat exchanger 4 functions as an evaporator, and the capillary tube 5 Is depressurized. During the defrosting operation (during the heating operation), a part of the high-temperature refrigerant discharged from the compressor 1 is directly supplied to the heat source side heat exchanger 4 in order to raise the temperature of the heat source side heat exchanger 4. Is done. This allows
The temperature of the heat source side heat exchanger 4 rises and defrosting is performed. still,
When the defrosting operation does not function sufficiently (for example, when the outside air temperature is particularly low), the defrosting is forcibly performed by reverse cycle defrosting (flow of a solid line arrow).

FIG. 3 is a sectional view of the use side unit A, and FIG. 4 is an exploded perspective view of the same. 100 indicates a main body frame. The control box 16, the blower 17, the motor 18, the use side heat exchanger 7, the drain pan 27
Further, referring to FIG. 3, air cleaner 19, vertical blades 31, and horizontal blades 35 are housed.

Referring to FIG. 4, reference numeral 17a denotes a bearing, 17b denotes a bearing cover, and 18a denotes a motor bracket fixed to the main body frame 100.

As shown in FIGS. 3 and 4, a cabinet 101 and a filter 1 are provided on the front surface of the main body frame 100.
03 and the front panel 105 are attached, and a lower cover 107 of the main body frame is mounted on the lower surface of the main body frame 100.

On the upper surface of the main body frame 100, the front and upper surfaces of the cabinet 101, and the front panel 105,
An inlet 41 is formed, and an outlet 43 is formed diagonally below the front of the cabinet 101. This outlet 43
As shown in FIG. 3, is connected to an air outlet passage 49 inside the main body frame 100, and the air outlet passage 49 is connected to the blower 1
7 is guided to the air outlet 43. The outlet passage 49 is surrounded by the outlet frame 109 and the body frame bottom plate 15. According to this embodiment, the blowing frame 109 supports the drain pan 27 on the upper surface, and supports the wind direction changing blade including the vertical blades 31 and the horizontal blades 35 on the lower surface.

Referring to FIG. 4, reference numeral 110 denotes a back plate, and this back plate 110 is fixed to a wall surface using a plurality of screws. A locking body 110a protrudes from the upper end of the back plate 110, and the upper edge of the main body frame 100 of the use side unit A is hooked on the locking body 110a. After the upper edge is hooked, the main body frame 100 is fixed to the back plate 110 using a plurality of screws (not shown).

The user side unit A having such a configuration includes:
For example, as shown in FIG.
A liquid crystal display 51 for displaying various control information such as OFF, ON / OFF of a setting timer, air volume, wind direction, set temperature, actual temperature, set humidity, and actual humidity is provided. The liquid crystal display 51 has a blowout frame 109 also serving as a drain pan.
As shown in FIG. 6, when the cabinet 101 is mounted on the main body frame 100, the liquid crystal display 53 of the liquid crystal display 51 is exposed to the outside through the opening of the sash grill 120 as shown in FIG. .

The liquid crystal display 51 includes a main body 55 for supporting a liquid crystal display 53, as shown in FIGS.
As shown in FIG. 8, locking pieces 57 are integrally formed on both ends of the main body 53, respectively. Also, the blowing frame 109
Is formed integrally with a claw member 58 and a bracket 59, and the bracket 59 is provided with an opening 61 into which a locking piece 57 is inserted. The bracket 59 and the opening 61 constitute a first holder, and the claw member 58 constitutes a second holder.

To attach the liquid crystal display 51 to the blowout frame 109, as shown in FIG. 8, a cushion material 121 is provided on a projection 109a formed integrally with the blowout frame 109. One of the locking pieces 57 is brought into contact with the rear face 55a of the main body 55.
a is inserted into the opening 61 of the bracket 59 (FIG. 9), and then the liquid crystal display 51 is pushed so as to crush the cushion material 121. When the liquid crystal display 51 is pushed in, the other locking piece 57b hits the claw member 58, and the tip 5 of this claw member 58
8a is pushed away in the direction of the arrow by elastic deformation. When the locking piece 57b exceeds the tip 58a of the claw member 58, the tip 58a returns to its original position, and the locking piece 7b is locked by the tip 58a (FIG. 10).

In this state, as shown in FIG. 5, the liquid crystal display 51 is urged forward by the urging force of the cushion material 121, and the cabinet 101 is attached to the front of the main body frame 100 as shown in FIG. Then, the sash grill 120 is moved to the surface 55 of the main body 55 of the liquid crystal display 51.
b. According to this, the liquid crystal display 51 is sandwiched between the sash grill 120 and the cushion material 121, thereby preventing the liquid crystal display 51 from moving in the front-rear direction.

According to the above embodiment, as shown in FIG. 11 and FIG.
Since only the display unit 53 of the liquid crystal display 51 is required to face the display 4, the liquid crystal display 51 can be easily fixed.

The sash grill 120 is attached to the lower part of the cabinet 101 (FIG. 6), and the front panel 105 is also attached to the upper part of the cabinet 101. The front panel 105 forms the outer shape of the air conditioner, and when the sash grill 120 is attached thereto,
Accent is given on the appearance. For example, if the sash grill 120 is given a color or pattern (grain pattern) different from that of the front panel 105, the accent becomes even more remarkable. Since the sash grill 120 is a separate component, it is easy to apply a different color or pattern to the sash grill 120 only, and the manufacturing cost does not increase accordingly.

Although the present invention has been described based on one embodiment, it is apparent that the present invention is not limited to this.

For example, the liquid crystal panel 51 is
It is not limited to fixing to any part of the main body frame 100, and can be fixed to any part of the main body frame 100. Further, the first holding tool is not limited to the combination of the bracket 59 and the opening 61, and the first holding tool is, for example, a claw member 58 like the second holding tool.
May be configured.

[0029]

As is apparent from the above description, according to these inventions, when the liquid crystal display is fixed, only the display is made to face the opening of the sash grill. Can be fixed.

The sash grill is mounted on a cabinet, and a front panel is also mounted on the cabinet. This front panel forms the outer shape of the air conditioner, and when a sash grill is attached thereto, it is accentuated in appearance. If the sash grill is given a different color or pattern (grain pattern) from the front panel, the accent becomes even more remarkable.
Since the sash grill is a separate part, it is easy to give a different color or pattern only to this sash grill.

Therefore, the appearance of the air conditioner can be improved while the production cost does not increase and the cost is reduced.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a separation type air conditioner.

FIG. 2 is also a refrigerant circuit diagram.

FIG. 3 is a sectional view of a use side unit.

FIG. 4 is an exploded perspective view of the same.

FIG. 5 is a perspective view showing an attached state of the liquid crystal display.

FIG. 6 is a perspective view showing a state in which a cabinet is attached to a main body frame.

FIG. 7 is a front view showing a state in which a liquid crystal display is attached to a blowing frame.

FIG. 8 is a sectional view taken along line VIII-VIII of FIG. 7;

FIG. 9 is a side view showing the first holder.

FIG. 10 is a side view showing a second holder.

FIG. 11 is a front view of a sash grill.

FIG. 12 is a sectional view taken along the line XIII-XII of FIG. 11;

[Explanation of symbols]

 7 Use side heat exchanger 17 Blower 51 Liquid crystal display 53 Main body 55 Liquid crystal display 57 Locking piece 58 Claw member 59 Bracket 61 Opening 100 Main frame 101 Cabinet 105 Front panel 109 Blow frame 120 Sash grill 121 Cushion material

Claims (4)

[Claims] 1. A main body frame for accommodating a use-side heat exchanger, a blower and the like, a cabinet mounted on a front surface of the main body frame, a front panel mounted on a front surface of the cabinet, and a liquid crystal display for displaying control information. And a sash grill having an opening facing a display unit of the liquid crystal display is provided on a front surface of the cabinet. 2. A main body frame for accommodating a use-side heat exchanger, a blower, and the like, a blowout frame fixed to the main body frame and also serving as a drain pan, a cabinet attached to a front surface of the main body frame, and a front surface of the cabinet. A wall-mounted air conditioner comprising a front panel to be mounted and a liquid crystal display for displaying control information, wherein the liquid crystal display is provided on the front side of the blowout frame, and an opening facing the display of the liquid crystal display. A wall-mounted air conditioner, wherein a sash grill having: is provided on a front surface of the cabinet. 3. A main body frame for accommodating a use-side heat exchanger, a blower, and the like, an outlet frame fixed to the main body frame, also serving as a drain pan, a cabinet attached to a front surface of the main body frame, and a front surface of the cabinet. In a wall-mounted air conditioner including a front panel to be attached and a liquid crystal display for displaying control information, the liquid crystal display is provided on a front surface of the blowing frame via a cushion material, and a display unit of the liquid crystal display is provided. A sash grill having an opening facing the sash is provided on a front surface of the cabinet, and the liquid crystal display is sandwiched between the sash grill and a cushion material. 4. The wall-mounted air conditioner according to claim 1, wherein the sash grill is disposed below the front panel provided on a front surface of the cabinet.