JPH09324925A - Air conditioner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an air conditioner capable of diffusing air in upper, middle, and lower three directions without causing an air amount be changed with an inexpensive construction. SOLUTION: The present air conditioner is adapted such that a protrusion 3 is provided on a dew reception pan 4 forming an upper part of a blowoff outlet while a recessed part 2a is provided in an opposite surface of a vertical air direction plate 3 located at a position corresponding to the protrusion 3, and direction of air flowing through a gap between the protrusion 3 and the recessed part 2a is deflected more dwonwardly than the direction of air flowing among the dew reception pan 4 and left and right parts of the recessed part by adjusting the vertical air direction plate 2 in a predetermined direction so that air from a blowoff outlet can be diffused in upper, middle, and lower three directions. Further, the protrusion is rotated interlocked with the vertical air direction plate 2, and a gap between the protrusion 3 and the recessed part 2a is kept substantially parallel whereby an air amount flowing through the gap is kept unchanged to more improve diffusion effect so that the air from the blowoff outlet is diffused in upper, middle, and lower three directions without changing the amount of the air for even air conditioning in a room.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an air conditioner, and more particularly to a wind direction adjusting device for diffusing wind in the vertical direction without changing the air volume.

[0002]

2. Description of the Related Art A conventional air conditioner is provided with a driving device such as a motor on a vertical wind direction plate that vertically deflects the air blown from an air outlet of an indoor unit of the air conditioner in order to diffuse the air vertically. , By rotating the vertical wind direction plate up and down by the same drive device, or as shown in FIG. 4, a plurality of vertical wind direction plates 2 for vertically deflecting the air blown out from the air outlet 1b of the indoor unit 1 of the air conditioner. Is provided and the direction of the vertical wind direction plate 2 is adjusted respectively. However, since this configuration has a large number of parts and becomes expensive, an air conditioner that has an inexpensive configuration and can diffuse the wind in the vertical direction without changing the air volume has been desired.

[0003]

SUMMARY OF THE INVENTION The present invention solves the above-mentioned problems and provides an air conditioner which is inexpensive and can diffuse the wind in the three directions of upper, middle and lower without changing the amount of air. It is an object.

[0004]

In order to solve the above-mentioned problems, the present invention provides a dew tray which forms the upper part of a blow-out port with a projecting portion, while facing the position of the vertical wind direction plate corresponding to the projecting portion. A recess is provided on the surface. Further, the projecting portion and the recessed portion are provided at a substantially central portion in the left-right direction of the air outlet, and the projecting portion and the recessed portion are formed so as to be inclined so that the projecting length becomes shorter toward the inner side of the air outlet. Further, the dew tray is provided with a shaft supporting portion, and the protruding portion is rotatably supported on the coaxial supporting portion, and the supporting portion having an axial direction parallel to the shaft supporting portion is provided at the blowing end of the protruding portion and the vertical wind direction plate. Provided,
By connecting the both support shafts with a connecting rod having a shaft hole, the projecting portion is moved in and out in conjunction with the vertical wind direction plate.

[0005]

Since the air conditioner according to the present invention has the above-described structure, the air flow direction adjusting device adjusts the vertical air flow direction plate to a desired direction so that the projection part provided on the dew tray is provided. The direction of the air passing through the gap between the upper and lower airflow direction plates is deflected downward from the direction of the air passing between the dew tray and the left and right sides of the upside down air flow plate recesses, so the air from the air outlet is raised upward. By diffusing in the three directions of the middle and lower, and by rotating the projecting portion in conjunction with the vertical airflow direction plate and keeping the gap between the projecting portion and the concave portion provided in the vertical airflow direction plate substantially parallel, The diffusion effect is further enhanced by keeping the air volume flowing through this gap constant.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, an air conditioner according to the present invention will be described in detail with reference to the drawings. FIG. 1 is a front view showing an embodiment of an air conditioner according to the present invention, and FIG. 2 is a schematic cross-sectional view showing an AA cross section and a BB cross section in FIG. In the figure, 1 is an indoor unit of an air conditioner having an inlet 1a at the top and an outlet 1b formed by a dew tray 4 and a rear guider 5 at the bottom, 2 is provided at the outlet 1b, and air from the outlet 1b is provided. The vertical airflow deflecting plate 2a that vertically deflects the vertical direction is a concave portion provided substantially at the center of the vertical airflow direction plate 2 in the left-right direction, and 3 is the horizontal direction of the same outlet 1b of the dew tray that forms the upper part of the outlet 1b. It is a protrusion provided at a substantially central portion and corresponding to a recess provided in the vertical airflow direction plate 2. As shown in the figure, the protruding portion 3 is formed with an inclination so that the protruding length becomes shorter as it goes deeper into the outlet 1b, and the facing surface of the vertical airflow direction plate 2 at a position corresponding to the protruding portion 3 In the recess 2
a is provided.

FIG. 3 is a side sectional view of an essential part showing an example in which the projecting portion 3 and the vertical wind direction plate 2 in another embodiment of the air conditioner according to the present invention are linked. As shown in the figure, the vertical wind direction plate 2 has a shaft hole 2b in an upper shaft support portion on the windward side, and a coaxial hole 2b.
Support shaft 4b provided on the dew tray 4 forming the outlet 1b
Is pivotally supported. In addition, a support shaft 4 that pivotally supports the projecting portion 3 on an extension of the shaft of a shaft support portion provided in the dew tray 4 of the dew tray 4.
c is pivotally supported in the shaft hole 3c of the protrusion 3. Further, a support shaft 2d and a support shaft 3d each having a shaft parallel to the support shaft 4c are provided at the leeward side end portions of the vertical wind direction plate 2 and the projecting portion 3, respectively, and the support shaft 2d and the support shaft 3d are connected to each other. A connecting rod 6 having shaft holes 6a and 6b at both ends is connected to form a vertical wind direction plate 2
And the protrusion 3 are interlocked with each other.

Next, the operation of the above configuration will be described. The air that flows between the upper surface of the vertical airflow direction plate 2 and the dew tray 4 passes through the air that flows through the upper surfaces of both horizontal airflow direction plates 2 in the desired direction and above the recesses of the vertical airflow direction plate 2. The air is deflected in two substantially desired directions, and the air passing between the lower surface of the vertical airflow direction plate 2 and the rear guider 5 is deflected downward in the desired direction, so that it is diffused in the three directions of upper, middle, and lower. In another embodiment, when the vertical airflow direction plate 2 is rotated in a desired direction, the projecting portion 3 is interlocked with the vertical airflow direction plate 2 and the opposing surface of the projecting portion 3 and the concave portion is moved. By rotating so as to be substantially parallel, the air volume flowing through this gap is made constant, so that the air from the air outlet is diffused and blown out in the three directions of upper, middle, and lower without changing the air volume, and the room is evenly air-conditioned. can do.

[0009]

As described above, according to the air conditioner of the present invention, by adjusting the vertical wind direction plate to a desired direction, the protrusion provided on the dew tray and the concave portion provided on the vertical wind direction plate are provided. The direction of the air passing through the gap is deflected downward from the direction of the air passing between the dew tray and the left and right of the concave part of the vertical wind direction plate, so the air from the air outlet should be diffused in the upper, middle, and lower three directions. In addition, by rotating the projecting portion in conjunction with the vertical airflow direction plate and maintaining the gap between the projecting portion and the concave portion provided in the vertical airflow direction plate substantially parallel to each other, the amount of air flowing through this space is constant. Since the diffusion effect is further enhanced, the air from the air outlet can be diffused in the three directions of upper, middle, and lower without changing the air volume to uniformly air-condition the room.

[Brief description of drawings]

FIG. 1 is a front view showing an embodiment of an air conditioner according to the present invention.

FIG. 2 is a sectional view of a main part showing an embodiment of an air conditioner according to the present invention, where (A) is a sectional view taken along line AA in FIG. 1 and (B).
FIG. 4 is a sectional view taken along line BB.

FIG. 3 is a side sectional view of an essential part showing the interlocking operation of a vertical airflow direction vane and a protrusion in another embodiment of the air conditioner according to the present invention.

FIG. 4 is a view showing a conventional air conditioner, (A) is a front view,
(B) is a sectional view of a main part.

[Explanation of symbols]

 1 Indoor unit of air conditioner 1a Suction port 1b Air outlet 2 Vertical wind direction plate 2a Recess 2b Shaft hole 2d Spindle 3 Protrusion 3c Shaft hole 3d Spindle 4 Dew tray 4b Spindle 4c Spindle 5 Rear guider 6 Connecting rod 6a, 6b shaft hole

Claims (7)

[Claims] 1. An air conditioner having an up-down wind direction plate that deflects blown air up and down at an air outlet formed in a lower portion of a main body, while a protrusion is provided on a dew tray that forms an upper portion of the air outlet. An air conditioner characterized in that a concave portion is provided on a facing surface of the vertical wind direction plate corresponding to the protruding portion. 2. The projection and the recess are formed substantially at the center of the outlet in the left-right direction.
Air conditioner described 3. The air conditioner according to claim 1, wherein the projecting portion is formed so as to be inclined so that the projecting length becomes shorter as it goes deeper into the air outlet. 4. The air conditioner according to claim 3, wherein the concave portion is formed so as to be inclined so that a protruding length becomes shorter as it goes deeper. 5. The air conditioner according to claim 1, wherein the protruding portion is rotatably supported by the dew tray and one end of the protruding portion is connected to the vertical wind direction plate. 6. The dew tray is provided with a shaft support, and the coaxial support rotatably supports the projecting part, while the projecting part and the air outlet end of the vertical wind direction plate are axially parallel to the shaft supporting part. The air conditioner according to claim 5, wherein each of the shafts is provided and the two support shafts are connected by a connecting rod having a shaft hole. 7. The air conditioner according to claim 6, wherein the shaft support portion is provided on an extension of the shaft of the shaft support portion of the vertical wind direction plate.