JPH0985032A - Air conditioner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To reduce cost by simplifying the attaching structure of an air filter. SOLUTION: In an air conditioner having a main body base, a front cover 6 attached to the front of the main body base 2, an air filter 10 provided in an air sending chamber connecting suction ports 19, 20 formed to the upper surface and front surface of the front cover 6 and a blowoff port 18 provided to the lower part of the main body base 20, a heat exchanger 3 and a blower, the heat exchanger 3 is divided into a plurality of parts in a horizontal direction and the lower end of the front suction port 20 and the rear end of upper suction ports 8, 17 are arranged in an inverted V-shape or arch shape. The air filter 10 is provided between the front suction port 20, the upper suction ports 8, 17 and the heat exchanger 3 in a freely detachable manner and, since the leading end of the air filter 10 is guided by the rib 9 protruding forwardly along with the main body base, it is unnecessary to provide the large-scaled guide member preventing the hooking of the air filter 10 to the upper part of the heat exchanger 3 and assembling work becomes simple and product cost can be reduced.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an air conditioner of a type in which an air filter is detachably attached to a front cover of an indoor unit.

[0002]

2. Description of the Related Art Recently, indoor units have become more compact, and in particular, the recent trend toward indoor units has become such that those having a smaller vertical dimension and which can be installed relatively cleanly even in a room with a low ceiling. For example, an indoor unit as shown in FIG. 3 has been devised, but a suction port a is formed on the front surface and the upper surface, and a filter b that can be attached and detached along the inner surface from the lower part of the suction port a is provided. Body base c
An inverted V-shaped heat exchanger e is provided at the upper part of the air passage connecting the lower air outlet d, and a blower fan f is provided at the lower part of the heat exchanger e. The hot air or the cold air is blown out into the room, and the guide b for sliding the filter b is provided on both ends of the inner surface of the inlet a and the upper part of the heat exchanger e.
Is provided so that the filter b can be attached and removed smoothly.

[0003]

In such a conventional air conditioner, since the suction port a is wide from the front surface to the rear end of the upper surface, the filter b becomes large and the guide g sliding the filter b and the suction port a. Not only the inner surface of the heat exchanger e
It was also necessary for such things as the cost was increased. Further, when the guide g such as the heat exchanger e is omitted, there is a problem that the filter b is caught in the heat exchanger e or the suction port a when the filter b is attached or detached, and a hole is opened in the filter b.

[0004]

The present invention focuses on this point and solves the above-mentioned drawbacks. In particular, the structure of the main body base, the front cover attached to the front surface of the main body base, and the front cover In the air conditioner, in which an air filter, a heat exchanger, and a blower fan are provided in the air passage connecting the suction ports formed on the upper surface and the front surface and the air outlet provided in the lower portion of the main body base, the heat exchange is performed. The device is divided into a plurality of parts in the horizontal direction, and the space between the lower end of the front suction port and the rear end of the upper suction port is bent in an inverted V shape or arched shape, and is arranged between the front suction port and the upper suction port and the heat exchanger. Is a detachable air filter, and the tip of the air filter is guided by a rib protruding forward integrally with the main body base.

[0005]

The attachment / detachment of the filter 10 will be described. The suction panel 19 is pulled to the front to open the panel 19 to open the filter 1
By pulling 0 along the guide 21, the tip of the filter 10 can be smoothly removed by sliding the rib 9. The filter 10 is mounted in the same manner as described above from the opened suction panel 19 to the space between the upper suction port 17 and the guide 21.
If the tip is pushed in, the filter 21 can be smoothly attached to a predetermined position by the guide 21 and the rib 9.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. 1 is an indoor unit of a heat pump type air conditioner, an outdoor unit (not shown) and a refrigerant pipe (not shown).
It is also used by installing it on a wall surface near the ceiling, which is connected by a connecting wire (not shown). 2 is a main body base, and a heat exchanger 3
Functional components such as a blower fan 4, a front drain pan 5, and electrical components (not shown) are attached.

A front cover 6 is provided on the upper surface of the main body base 2.
Is provided with a fitting portion 7 and an upper suction port 8 continuing from the front cover 6, and a rib 9 projecting forward from the main body base 2 is provided at a rear end portion of the upper suction port 8. A plurality of ribs 9 are provided on the upper portion of the main body base 2 at appropriate intervals. In this embodiment, the ribs 9 are provided at three positions on the left and right sides and the center to guide the tip of the air filter 10.

The rib 9 is formed integrally with the resin main body base 2 so that the tip of the rib 9 is not caught by the heat exchanger 3 or the upper suction port 8 when the filter 10 is attached or detached. The filter 10 is also formed by welding a resin net to a resin frame, and captures dust in the intake air. A rear drain pan 11 is provided slightly above the center of the main body base 2, and a fan case 12 is provided downward from the center.
Are integrally formed. Further, on the back surface of the main body base 2, a groove (not shown) for locking an installation plate (not shown) for mounting on the wall surface and a back drain pan 13 for receiving condensed water on the back surface during cooling operation are provided.

The heat exchanger 3 is a horizontally elongated fin-tube type heat exchanger, which is bent in four steps so as to surround the blower fan 4 from the center of the front surface to the upper surface in order to improve efficiency.
The rear side is located in an inverted V shape in a diagonally upward direction from the rear drain pan 11 to the front, and subsequently to the front drain pan 5 located in the center and slightly below the front. In this embodiment, the upper end of the heat exchanger 3 has an inverted V shape, but the heat exchanger 3 may be bent between the front drain pan 5 and the rear drain pan 11 in an arc shape. The front drain pan 5 receives condensed water generated in the heat exchanger 3 on the front side during the cooling operation, and is attached to the main body base 2 by legs (not shown) provided on the left and right.

Below the front drain pan 5, a blow-out portion 1 is provided.
3 is provided, and a vertical wind direction blade 14 that controls the vertical wind direction and a left and right wind direction blade 15 that controls the horizontal wind direction are provided in the blowing portion 13. The upper and lower wind direction blades 14 are provided on the left and right sides and the center of a horizontally long resin plate to rotate the rotary shaft 1.
6, a louver motor (not shown) or manually directs the up and down direction of the blown air to a desired direction, which is generally operated horizontally during cooling operation and downward during heating operation. The blades 15 are attached to the lower end of the fan case 12 so that the left and right directions of the blown air can be manually directed to a desired direction.

The blower fan 4 is located between the front of the fan case 12 of the main body base 2 and the rear face of the front drain pan 5 with an appropriate gap, and the blower motor (provided on the side of the indoor unit 1 (Not shown).
The front cover 6 has a lattice-shaped upper suction port 17 continuing from the upper suction port 8 of the main body base 2 on the upper surface, a blower outlet 18 in the lower front part, and a front suction port provided in a suction panel 19 in the upper front part. 20 and the filter 10 and the filter 1 facing each other.
A guide 21 on which 0 slides is provided. The guides 21 are provided along the left and right of the inner surface of the front suction port 20 and are formed from the lower end of the front suction port 20 to the vicinity of the upper end of the heat exchanger 3 on the bottom surface of the upper suction port 17.

A U-shaped recess 22 is formed in a part of the front side of the upper suction port 17, and a claw 23 for fitting with the fitting part 7 of the main body base 2 is provided on the rear side. The suction port panel 19 is provided at its upper end with a rotary shaft 23 that engages with the recess 22 of the front cover 6. The rotating shaft 23 is one in which one end of a horizontal cylinder is formed integrally with the suction port panel 19 in an L shape, and the cylinder part rotates in the recess 22.

The front suction port 20 is opened in the shape of a louver and sucks the air in the room by operating the blower fan 4. Further, a claw 24 that engages with the front drain pan 5 when the panel 19 is closed is provided at the lower end of the panel 19.

Explaining attachment and detachment of the filter 10,
If the suction panel 19 is pulled toward you and the panel 19 is opened and the filter 10 is pulled along the guide 21, the tip of the filter 10 can be smoothly removed by sliding the rib 9.
As for the mounting of the filter 10, if the tip of the filter 10 is pushed between the upper suction port 17 and the guide 21 from the opened suction panel 19 in the same manner as described above, the filter 10 is smoothly mounted at a predetermined position by the guide 21 and the rib 9. be able to.

By thus providing the rib 9 integrally with the main body base 2, it is not necessary to provide a large guide member for preventing the filter 10 from being caught on the upper part of the heat exchanger 3 and the assembling work is simplified, and the product is simplified. Was able to reduce the cost of.

[0016]

As described above, according to the present invention, the main body base, the front cover attached to the front surface of the main body base, the suction port formed on the upper surface and the front surface of the front cover, and the lower portion of the main body base. In an air conditioner provided with an air filter, a heat exchanger, and a blower fan in the air passage connecting the air outlet provided in the above, the heat exchanger is divided into a plurality of parts in the horizontal direction, The rear ends of the suction ports are bent and arranged in an inverted V shape or an arch shape, and an air filter is detachably provided between the front suction port and the upper suction port and the heat exchanger so as to be integrated with the main body base. Since the rib protruding forward is used to guide the tip of the air filter, it is not necessary to install a large guide member on the upper part of the heat exchanger to prevent the filter from being caught, and the assembly work is simplified. It was able to reduce the cost of.

[Brief description of drawings]

FIG. 1 is a schematic side sectional view of an embodiment of the present invention.

FIG. 2 is a perspective view of the main body base.

FIG. 3 is a schematic sectional view of a conventional example.

[Explanation of symbols]

 2 Main body base 3 Heat exchanger 4 Blower fan 6 Front cover 9 Rib 10 Filter 17 Upper suction port 19 Suction port panel 21 Guide

 ─────────────────────────────────────────────────── ─── Continuation of front page (72) Kenichi Suzuki, 7-7 Higashishinpo, Sanjo City, Niigata Prefecture, inside Corona Co., Ltd. (72) Masahiro Takano 7-7, Higashishinbo, Sanjo City, Niigata Prefecture, inside Corona Co., Ltd. ( 72) Inventor Tsutomu Honda 7-7 Higashishinpo, Sanjo City, Niigata Prefecture

Claims (1)

[Claims] 1. A main body base, a front cover attached to a front surface of the main body base, a suction port formed on an upper surface and a front surface of the front cover, and an air outlet provided at a lower portion of the main body base. In an air conditioner having an air filter, a heat exchanger, and a blower fan in the air passage, the heat exchanger is divided into a plurality of parts in the horizontal direction, and a reverse V is provided between the lower end of the front suction port and the rear end of the upper suction port. It is bent and arranged in a letter shape or arch shape, and an air filter is detachably provided between the front suction port and the upper suction port and the heat exchanger, and the air filter of the air filter is integrated with the main body base by the rib protruding forward. An air conditioner characterized by guiding the tip.