JPH08247528A - Air conditioner - Google Patents

Abstract

PURPOSE: To provide an air conditioner which can maintain a blowoff direction downwardly as far as possible without reducing air quantity in a heating operation. CONSTITUTION: In an air conditioner, in which a heat exchanger 3 and an air fan 4 are disposed in an air passage interconnecting a suction port 2 and a blowoff port which are formed in a main body 1 and an upper, lower air deflector 6 is provided in the blowoff port, an auxiliary upper, lower air deflector 7 is provided in an upper space of an air casing 5 constituting the blowoff port so as to be retractable from the front surface of the casing 5. Thus in a heating operation, by forwardly pulling out the deflector 7, a blowoff direction can be maintained downwardly as far as possible, without turning the deflector 6 to such a location as to narrow the vertical dimension of the blowoff port.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an air conditioner capable of maintaining the direction of blown air downward as much as possible without reducing the amount of blown air during heating operation.

[0002]

2. Description of the Related Art A conventional air conditioner, for example, as shown in FIG. 3, has an air passage connecting a suction port 2 provided on a front surface of a main body 1 and / or an air outlet formed by a blower casing 5, A heat exchanger 3 and a blower fan 4 facing the dew tray 5a above the blower casing 5 are provided, and the air that has exchanged heat with the heat exchanger 3 is sent to the blowout port of the blower casing 5 by the blower fan 4. The vertical wind direction is deflected by the vertical wind direction plate 6 which is rotatably supported by the air outlet. With the above configuration, during the heating operation, by rotating the vertical airflow direction plate 6 so that the air outlet of the blower casing 5 is formed downward, warm air is sent toward the feet of the room for air conditioning. I was going. However, by rotating the vertical airflow direction plate 6 so that the air outlet of the blower casing 5 is formed downward, the air resistance by the vertical airflow direction plate 6 is increased and the vertical dimension of the air outlet is narrow. Therefore, there is a problem in that the amount of blown air is reduced.

[0003]

In the present invention, in view of the above problems, air that can maintain the blowing direction downward as much as possible without reducing the air flow rate during heating operation. The purpose is to provide a harmony machine.

[0004]

In order to solve the above-mentioned problems, a heat exchanger, a blower fan, etc. are provided in an air passage connecting a suction port and a blowout port formed in a main body, and the blowout port is vertically moved. An air conditioner provided with a wind direction plate is characterized in that an auxiliary vertical wind direction plate capable of projecting and retracting from a front surface thereof is provided in an upper space of a blower casing constituting the air outlet.
Further, while forming the auxiliary vertical wind direction plate in a reverse substantially concave shape,
A guide portion is provided in an upper space of the blower casing corresponding to the auxiliary vertical wind direction plate, and the auxiliary vertical wind direction plate is slidably held by the guide portion. Guide grooves extending forward and backward are provided on both side walls of the upper space of the blower casing, and guide pins are provided at both rear ends of the auxiliary vertical wind direction plate corresponding to the guide grooves. The feature is that the guide pin of the plate is guided. Further, the guide groove is formed so as to be inclined so that the front is slightly lowered.
Further, the guide pin is integrally formed with the auxiliary vertical wind direction plate. Further, a handle is provided at a front end of the auxiliary vertical wind direction plate. Further, the handle is integrally formed with the auxiliary vertical wind direction plate.

[0005]

With the above structure, during the heating operation, the auxiliary vertical wind direction plate sends the warm air downward without rotating the vertical wind direction plate to the position where the vertical dimension of the outlet is narrowed to reduce the air flow rate. It becomes a possible air conditioner.

[0006]

Embodiments of the present invention will now be described in detail with reference to the drawings. In FIGS. 1 (A), (B) and 2, 1 is an indoor unit body of an air conditioner, 2 is a front cover detachably attached to the body 1 and a suction provided on an upper surface of the body 1. A port, 3 is a heat exchanger provided in the main body 1 for exchanging heat with the air sucked from the suction port 2, and 4 is provided in an air passage for delivering the heat-exchanged air to an outlet of a blower casing described later. The blower fan 5 is a blower casing that forms a blower outlet described below in an air passage formed on the back side of the heat exchanger 3 and the blower fan 4, and 5a is the blower casing below the heat exchanger 3. 5, a dew pan 5b provided opposite to the dew pan 5a is provided below the dew pan 5a for holding an auxiliary vertical wind direction plate, which will be described later, slidably in the front-rear direction, and 5c is a guide part 5b. Provided on both sides of the blower casing 5 between the dew tray 5a and the It is a guide groove. The guide groove 5c is formed on both sides of the blower casing 5 by extending forward and backward in a state in which the front is tilted low, so that guide pins of an auxiliary vertical wind direction guide, which will be described later, are guided by the guide groove 5c. It is structured so that it can be guided by inclining the front low. As a result, during heating operation, as shown in FIG. 1 (B), the vertical airflow direction plate, which will be described later, is rotated to a position where the vertical dimension of the air outlet of the airflow casing 5 is narrowed, and the airflow rate is reduced. Instead, the auxiliary vertical wind direction plate, which will be described later, can send warm air downward. During the cooling operation, the guide groove 5c guides a guide pin of an auxiliary vertical wind direction plate, which will be described later, to
As shown in (A), the auxiliary vertical wind direction plate described later is housed in the upper space of the blower casing 5, and the vertical wind direction plate described later is rotated to a substantially horizontal position to send cold air in the horizontal direction. Therefore, the air conditioning can be effectively performed. Reference numeral 6 denotes a vertical wind direction plate which is rotatably supported by the air outlet of the blower casing 5 on both side walls of the air outlet. 7 is the guide portion 5b provided on the blower casing 5
And the dew tray 5a between the dew tray 5a and the dew tray 5a is an auxiliary vertical wind direction plate slidably held in the front-rear direction. The auxiliary vertical wind direction plate 7 is formed in an inverted substantially concave shape and is slidably held by the guide portion 5b corresponding to the same shape. As shown in FIG. 1 (B), the heating operation is performed. At the time when the auxiliary vertical wind direction plate 7 is pulled out from the guide portion 5b, the sub vertical wind direction plate 7 is formed in an inverted substantially concave shape so that the warm air blown out from the air outlet of the blower casing 5 is directed downward. It is configured so that it can be deflected more effectively toward the target. 7a is a guide pin integrally formed at both rear ends of the auxiliary vertical wind direction plate 7 corresponding to the guide groove 5c. By guiding the guide pin 7a in the guide groove 5c, the auxiliary vertical wind direction plate 7 is formed. Can be guided in and out from the tip of the guide portion 5b, and when the vertical airflow direction plate 7 is pulled out from the guide portion 5b, the vertical airflow direction plate 7 does not fall off from the guide portion 5b. There is. Since the guide pin 7a is formed integrally with the auxiliary vertical wind direction plate 7, the structure is advantageous in terms of cost, and the dimension and shape are accurately finished so that the guide pin 7a is smoothly guided in the guide groove 5c. It is composed. 7b is a handle integrally formed at the front center of the auxiliary vertical wind direction plate 7,
The auxiliary vertical wind direction plate 7 can be easily retracted from the tip of the guide portion 5b by putting fingers on the handle 7b. Since the handle 7b is formed integrally with the auxiliary vertical wind direction plate 7, it has a cost-effective configuration.

With the above construction, the auxiliary vertical airflow direction vane 7 is pulled out forward during the heating operation, so that FIG.
As shown in, the auxiliary up / down air flow direction plate 7 is rotated without rotating the up / down air flow direction plate 6 to a position where the up / down size of the air outlet of the air blowing casing 5 is narrowed to reduce the air flow rate.
It becomes an air conditioner that can effectively send hot air downward. During the cooling operation, as shown in FIG. 1 (A), the guide groove 5c guides the guide pin 7a of the auxiliary vertical wind direction plate 7 toward the rear, and the vertical wind direction plate 7 is guided to the air blow casing 5 The upper and lower airflow direction plates 6 are rotated in a substantially horizontal position while being housed in the upper space of the air conditioner, whereby the cool air is sent in the horizontal direction to provide effective air conditioning.

[0008]

As described above, according to the present invention, in the heating operation, in order to send the warm air downward, the vertical wind direction plate is rotated to a position where the vertical dimension of the outlet is narrowed. The air conditioner can effectively send the hot air downward by pulling the auxiliary vertical wind direction plate forward from the upper space of the air outlet without reducing the air flow.

[Brief description of drawings]

1 is a cross-sectional view of an indoor unit of an air conditioner according to the present invention,
(A) shows a state in which the auxiliary up / down airflow direction plate is not used during the cooling operation, and (B) shows a state in which the auxiliary up / down airflow direction plate is used during the heating operation.

FIG. 2 is a perspective view of a main part of an indoor unit of an air conditioner according to the present invention.

FIG. 3 is a sectional view of an indoor unit of an air conditioner according to a conventional example.

[Explanation of symbols]

 1 Indoor unit body 2 Suction port 3 Heat exchanger 4 Blower fan 5 Blower casing 5a Dew tray 5b Guide part 5c Guide groove 6 Vertical wind direction plate 7 Auxiliary vertical wind direction plate 7a Guide pin 7b Handle

Claims (7)

[Claims] 1. An air conditioner in which a heat exchanger, a blower fan, etc. are provided in an air passage connecting a suction port and a blowout port formed in a main body, and a vertical wind direction plate is provided at the blowout port. An air conditioner characterized in that an auxiliary vertical wind direction plate capable of projecting and retracting from a front surface is provided in an upper space of a blower casing which constitutes an air outlet. 2. The auxiliary vertical wind direction plate is formed in an inverted substantially concave shape, and a guide portion is provided in the upper space of the blower casing corresponding to the auxiliary vertical wind direction plate, and the auxiliary vertical wind direction plate is formed by the guide portion. The air conditioner according to claim 1, wherein the air conditioner is held slidably. 3. A guide groove extending forward and backward is provided on both side walls of an upper space of the blower casing, and guide pins are provided at both rear ends of the auxiliary vertical wind direction plate corresponding to the guide groove. The air conditioner according to claim 1, wherein the guide pins of the auxiliary vertical wind direction plate are guided. 4. The air conditioner according to claim 3, wherein the guide groove is formed so as to be inclined so that a front thereof is slightly lowered. 5. The air conditioner according to claim 1, wherein the guide pin is formed integrally with the auxiliary vertical wind direction plate. 6. The air conditioner according to claim 1, wherein a handle is provided at a front end of the auxiliary vertical wind direction plate. 7. The air conditioner according to claim 6, wherein the handle is formed integrally with the auxiliary vertical wind direction plate.