JPH0727410A - Structure of outlet of air conditioner - Google Patents

Abstract

PURPOSE:To improve the general versatility of an air conditioner by a structure in which an air flow guide is removably attached to a fastening part provided on the inner wall of a first outlet passageway and, depending on whether the air flow guide is attached or removed, selective use can be made of a panel for outlets at two opposed sides or a panel or an odd outlet at one side, either panel being designed to be fitted on the underside of a chamber. CONSTITUTION:When an air conditioner is used as one having outlets at two opposed sides, an air flow guide 1 is attached to a fastening part 2 provided on the inner wall 43 of a first outlet passageway 33 in a chamber 22 and a panel 23 for outlets at two opposed sides is fitted on the underside of the chamber 22. By virtue of the air flow guide 1 the conditioned air is blown into a room smoothly and evenly through outlets 28, 29 at two opposed sides of the two-outlet panel 23. When the air conditioner is used as one having an odd outlet at one side, the air flow guide 1 is removed from the fastening part 2 in the chamber 22 and a panel 5 for an odd outlet is fitted on the underside of the chamber 22. With no air flow guide 1 at the fastening part 2, the conditioned air flows to only a first outlet 7 in the panel 5.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an outlet structure of an air conditioner which is provided on a ceiling or the like and can blow out conditioned air from one or both outlets of a casing as required.

[0002]

2. Description of the Related Art Conventionally, a ceiling-embedded air conditioner as shown in, for example, FIG.
62310). This air conditioner accommodates a fan 25 in one suction side air passage 24 and a heat exchanger 27 in the other blowing side air passage 26 which are partitioned by a partition plate 21a in a rectangular parallelepiped casing 21 having an open lower surface. And the main body 20 provided on the ceiling S, and the main body 2 having the suction passage 49 and the first and second blowing passages 33, 45 and 35.
0 has a chamber 22 fitted in the lower part, a first and second suction ports 30 and 31 and first and second outlets 28 and 29 so as to cover the ceiling opening. The panel 23 mounted on the. In the chamber 22, the upper end of the first outlet passage 33, which has an upper end opening to the outlet air passage 26 and extends along one side of the casing 21 (the left side in FIG. 3), and the upper portion 33, A lower part 45 of the first outlet passage whose lower end opens in a strip shape along one side of the casing; the second outlet passage 35 which opens in a strip shape along the other side (the right side in FIG. 3) opposite to the one side; From the connecting portion between the upper portion 33 and the lower portion 45 of the first outlet passage, both 33, 4
5 is formed by two connecting passages 37 (see FIG. 4) that branch substantially orthogonally to each other and communicate with the second outlet passage 35, and an outer space of these connecting passages 37. A suction passage 49 (see FIG. 4) that leads to 24 is provided.

Further, the inner wall 43 of the upper portion 33 of the first outlet passage of the chamber 22 has a concave upper surface, and the air blown from the outlet air passage 26 is bent inward and guided to the connecting passage 37. Is integrally molded with a foaming resin. Thus, as shown by the solid arrow in FIG. 3, the indoor air passes from the first and second suction ports 30 and 31 of the panel 23 on the ceiling surface to the suction side air passage 24 through the filter 52 and the suction passage 49 by the fan 25. Is blown into the air passage 2 on the outlet side
6 to be conditioned air to be sent to the heat exchanger 27, and as shown by the broken line arrow in FIG.
4 is blown into the room from the second outlet 29 of the panel 23 via the connecting passage 37 and the second outlet passage 35, and the remaining part is passed through the lower portion 45 of the first outlet passage to the first outlet of the panel 23. It is blown into the room from the outlet 28. That is, the conditioned air is blown into the room smoothly and uniformly from the air outlets 28 and 29 on both sides of the panel 23 on the ceiling surface by the wind direction guide 44. 4 is a perspective view of the chamber 22 of FIG. 3. The chamber cross section of FIG. 3 corresponds to the cross section taken along the line AA of FIG. 4, and the same members as those of FIG. There is.

[0004]

However, since the conventional air conditioner described above uses the resin chamber 22 in which the wind direction guide 44 is integrally formed on the inner wall of the upper portion 33 of the first blowing passage, the second blowing air conditioner is used. Attempting to use this air conditioner as a one-side blowout type by using the panel 23 with the outlet 29 closed,
The blown air toward the first outlet 28 is blocked by the non-removable wind direction guide 44 and does not flow smoothly and sufficiently to the first outlet 28, and it cannot be used as a one-sided air conditioner. There's a problem. Therefore, if this air conditioner is to be used as a one-side blowout type, a panel 22 in which only the first blowout port 28 is provided is newly prepared for the chamber 22 without the wind direction guide 44, the connecting passage 37 and the second blowout passage 35. However, there is a problem in that the air conditioner is less versatile, the manufacturing cost is increased, and the product management is complicated due to the increase in models.

Therefore, an object of the present invention is to improve the versatility of the air conditioner by suppressing the increase in manufacturing cost by devising the structure of the wind direction guide for guiding the conditioned air to the second outlet passage in the chamber. An object of the present invention is to provide an air conditioner outlet structure capable of simplifying product management.

[0006]

In order to achieve the above object, the air outlet structure of the air conditioner of the present invention has a fan 25 and a heat exchanger 2 in a casing 21 as illustrated in FIG.
7, a main body 20 accommodating the first main body 20, and a first blowing passage 33 that is fitted to the lower portion of the main body 20 and that blows air from the main body 20 downward along one side of the casing 21.
45 and a connecting passage 37 branching from the first outlet passages 33, 45 at a substantially right angle toward the other side facing the one side.
And a second outlet passage 35 that opens downward from the tip of the connecting passage 37 along the other side, and suction air is introduced into the main body 2
In an air conditioner provided with a chamber 22 having a suction passage 49 leading to 0, a locking portion 2 provided on an inner wall 43 of the first blowout passage 33 of the chamber 22 and the locking portion 2 can be detachably attached. Is provided with a wind direction guide 1 whose upper surface is curved in a concave shape to bend the blown air inward and guide it to the connecting passage 37, and communicates with the suction port 8 communicating with the suction passage 49 and the first blowing passage 45. When the panel 23 for both sides blowing having the first outlet 28 and the second outlet 29 communicating with the second outlet passage 35 is attached to the lower surface of the chamber 22, the wind direction guide 1 is locked by the locking portion 2. On the other hand, when the panel 5 for one-side outlet having the inlet 6 communicating with the inlet passage 49 and the first outlet 7 communicating with the first outlet passage 45 is attached to the lower surface of the chamber 22,
The wind direction guide 1 is characterized by being removed from the locking portion 2.

[0007]

First, when this air conditioner is used as a double-sided air blower, the wind direction guide 1 is attached to the locking portion 2 provided on the inner wall 43 of the first blowout passage 33 of the chamber 22, and the lower surface of the chamber 22 is also attached. Panel 2 for blowing on both sides
Wear 3. When you start the fan 25 of the air conditioner,
The indoor air flows from the suction port 8 of the panel 23 to the chamber 2
It is sucked into the main body 20 through the second suction passage 49, and is conditioned air is sent out through the heat exchanger 27. After this conditioned air enters the upper portion 33 of the first blowing passage of the chamber 22, a part of the conditioned air is bent by the wind direction guide 1 whose upper surface is curved to form a connection passage 37 of the chamber 22 and a second blowing passage 35. Through the second outlet 29 of the panel 23, and the remaining part is blown into the room from the first outlet 28 of the panel 23 via the lower portion 45 of the first outlet passage of the chamber 22. That is, the conditioned air is blown by the wind direction guide 1 on both sides of the panel 23 for blowing on both sides,
It is blown into the room smoothly and uniformly from 29.

Next, when the air conditioner is used as a one-side blow-out type, the wind direction guide 1 at the locking portion 2 of the chamber 22 is removed and the one-side blow-out panel 5 is attached to the lower surface of the chamber 22. Air conditioner fan 25
When the indoor air is activated, the room air becomes conditioned air as described above and enters the upper portion 33 of the first outlet passage of the chamber 22, and then the connecting passage 37 and the second outlet passage 35 of the chamber 22.
Is closed by the panel 5 for one-side blowout, so that the whole is blown out into the room from the first blowout port 7 of the panel 5 through the lower portion 45 of the first blowout passage of the chamber 22. here,
Since there is no wind direction guide 1 in the locking portion 2 where the upper portion 33 of the first outlet passage branches into the lower portion 45 of the first outlet passage and the connecting passage 37, the conditioned air is not disturbed by the flow of the panel 5. Flows into only the first outlet 7 and is smoothly and uniformly blown out into the room.

[0009]

The present invention will be described in detail below with reference to the embodiments shown in the drawings. FIG. 1 shows an example of the air outlet structure of the air conditioner, which is the same as the air conditioner described in FIG. 3 except that the configurations of the air flow guides and panels in the chamber are different. This is a configuration, and the same members are denoted by the same reference numerals and description thereof will be omitted. Similar to the wind direction guide 44 of FIG. 3, the wind direction guide 1 has a shape in which the upper surface is concavely curved so that the air blown out from the blowout side air passage 26 is bent inward and guided to the connection passage 37. It is formed by molding a foamable resin separately from the chamber 22 so that it can be attached to and detached from the inner wall 43 of the upper portion 33 of the first outlet passage. Upper part 33 of the first outlet passage
The inner wall 43 is provided with an engaging claw 2 as a locking portion that is urged by an elastic force in a direction projecting to the outside of the wall, while at the center of the upper part of the wind direction guide 1 as shown in FIG. , The engaging claw 2
An engaging hole 3 that engages with and holds the wind direction guide 1 on the wall surface.

The wind direction guide 1 is, as shown in FIG.
It is divided into two parts, and is inserted and attached from below between both sides of the wall surface of the upper portion 33 of the first outlet passage of the chamber 22 and the guide member 4 vertically provided in the center. On the other hand, the above-mentioned panels are the one-side blow-out panel 5 shown in FIG. 2B and the one shown in FIG.
3 is the same as that shown in FIG. 3, and the former is used when the air conditioner is used as a one-side blow type, and the latter is used when the air conditioner is used as a double-side blow type. The panel 5 for one-side blowout is shown in FIG.
As shown in FIG.
The suction port 6 communicating with the chamber 22 is provided at the end of the chamber 22.
Each of the first outlets 7 communicating with the lower part 45 of the first outlet passage of the panel 5, and the second outlet passage 35 of the chamber 22 includes the panel 5
Is blocked by. It should be noted that the suction ports 6 and 8 of any of the above panels 5 and 23 are covered with the opening / closing panel 32 (see FIG. 1) at their central portions so that the first blowout ports 7 and 28 are connected to the first suction port 30 and the second The outlet 29 side becomes the second suction port 31, respectively.

The double-sided blow-off type air conditioner having the above construction operates as follows. First, when this air conditioner is used as a double-sided blow-off type, the upper part 3 of the first blow-out passage of the chamber 22 is
2 is inserted between the three guide members 4 provided on the inner wall 43 of the air guide 43 as shown in FIG. 2 (A), and the engaging claws 2 are inserted into the engaging holes 3 (see FIG. 1). 2) is engaged and attached, and the panel 23 for blowing out on both sides shown in FIG. 2C is attached to the lower surface of the chamber 22. When the fan 25 of the air conditioner is started, the room air flows from the suction port 8 of the panel 23, that is, the first and second suction ports 30 and 31 on both sides of the opening / closing panel 32 (see FIG. 1) to the solid line in FIG. As shown by the arrow, it is sucked into the suction side air passage 24 of the main body 20 via the suction passage 49 of the chamber 22 (see FIG. 4), and is blown out to the heat exchanger 27 of the blowout side air passage 26 to become conditioned air.
After this conditioned air has entered the upper portion 33 of the first outlet passage of the chamber 22 as indicated by the dashed arrow in FIG.
Bent inward with the wind direction guide 1 whose upper surface is concave,
It is blown out into the room from the second outlet 29 of the panel 23 through the connection passage 37 and the second outlet passage 35, and the remaining part passes through the lower portion 45 of the first outlet passage of the chamber 22 and the first outlet 28 of the panel 23. Is blown into the room from. In this way, the conditioned air is smoothly and evenly blown out into the room from the air outlets 28, 29 on both sides of the both-side blowing panel 23 by the wind direction guide 1.

Next, when the air conditioner is used as a one-side blow-out type, the wind direction guide 1 engaged with the engaging claw 2 of the chamber 22 is removed, and the lower surface of the chamber 22 is shown in FIG. The panel 5 for one-side blowout shown is attached.
When the fan 25 of the air conditioner is started, the room air becomes conditioned air as described above and enters the upper portion 33 of the first outlet passage of the chamber 22, and then the connecting passage 37 of the chamber 22.
And since the second outlet passage 35 is closed by the panel 5 for one-side outlet, the whole is from the first outlet 7 of the panel 5 (see FIG. 2B) via the lower portion 45 of the first outlet passage. It is blown out indoors. Here, since there is no wind direction guide 1 at the location of the engaging claw 2 where the upper portion 33 of the first outlet passage branches into the lower portion 45 of the first outlet passage and the connecting passage 37, the conditioned air is obstructed from flowing. Without flowing, it flows only to the first outlet 7 of the panel 5 and is smoothly and uniformly blown out into the room.

As described above, in the present invention, the engaging portion 2 is provided at the portion of the inner wall 43 where the upper portion of the first outlet passage branches into the lower portion 45 of the first outlet passage and the connecting passage 37, and the conditioned air is connected to the connecting passage. Since the wind direction guide 1 that guides to the 37 is detachably attached to the locking portion 2, depending on whether the wind direction guide 1 is attached or detached, the chamber 22 is left as it is and only the panel is blown out on both sides or one side. It is possible to perform smooth and even double-sided blowing and single-sided blowing by simply replacing the ones and the other ones. Therefore, it is possible to improve the versatility of the air conditioner while suppressing an increase in manufacturing cost as much as possible, and it is possible to suppress an increase in models and simplify product management. In the above-described embodiment, since the locking portion is constituted by the engaging claw 2 that projects from the inner wall 43 of the air introduction passage 33 by the elastic force, the wind direction guide 1 can be easily attached and detached, and the wind direction guide 1 can be securely held on the wall surface. There is an advantage that you can.

The locking portion of the present invention is not limited to the engaging claw 2 of the embodiment, and the wind direction guide can be made of a material other than the foamable resin of the embodiment. Further, the air outlet structure of the air conditioner of the present invention is not limited to the ceiling-embedded type of the embodiment, but may be a wall-embedded type or any other type as long as it is of a type in which the outlet passage branches on both sides. It can also be applied to things.

[0015]

As is apparent from the above description, in the air outlet structure of the air conditioner of the present invention, the main body in which the fan and the heat exchanger are housed in the casing, and the air blown from the main body are stored in the casing. A first outlet passage flowing downward along one side,
A connecting passage branching from this passage toward the other side facing the one side at a substantially right angle, a second outlet passage opening downward from the tip of the passage along the other side, and an intake air for guiding intake air into the main body In an air conditioner having a chamber fitted with a passage and a lower part of the main body, a locking portion is provided on an inner wall of the first blowing passage, and the locking portion has a concavely curved upper surface. A wind direction guide that guides air to the connection passage is detachably attached, and depending on whether the wind direction guide is attached or removed,
A double-sided blowout panel having a suction port, a first blowout port, and a second blowout port, and a one-side blowout panel having a suction port and a first blowout port are configured to be selectively attachable to the lower surface of the chamber. Therefore, it is possible to improve the versatility of the air conditioner while suppressing an increase in manufacturing cost, suppress an increase in the number of models, and simplify product management.

[Brief description of drawings]

FIG. 1 is a vertical cross-sectional view showing an embodiment of an air outlet structure of an air conditioner of the present invention.

FIG. 2 is a perspective view showing the main body, the wind direction guide, the one-side blowout panel, and the both-side blowout panel of FIG.

FIG. 3 is a cross-sectional view showing a conventional air conditioner.

FIG. 4 is a perspective view showing the chamber of FIG.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Wind direction guide, 2 ... Engaging claw, 3 ... Engaging hole, 4 ... Guide material, 5 ... Panel for one side blow, 6,8 ... Suction port, 7,28
... first outlet, 20 ... main body, 21 ... casing, 21a
... partition plate, 22 ... chamber, 23 ... both sides blowout panel, 24 ... suction side air passage, 25 ... fan, 26 ... blowout side air passage, 27 ... heat exchanger, 28 ... first blowout port, 29
... second outlet, 33 ... upper part of first outlet passage, 35 ... second
Blow-out passage, 37 ... Connection passage, 45 ... Lower part of first blow-out passage, 49 ... Intake passage.

Claims (1)

[Claims] 1. A main body (20) in which a fan (25) and a heat exchanger (27) are housed in a casing (21), and a main body (2) fitted to a lower part of the main body (20).
0) to blow air downward from the casing (21) along one side of the casing (21);
A connecting passage (37) branching from the outlet passage (33, 45) to the other side facing the one side at a substantially right angle, and a first opening that opens downward from the tip of the connecting passage (37) along the other side. In the air outlet structure of the air conditioner, which comprises a chamber (22) having two outlet passages (35) and an inlet passage (49) for guiding intake air into the main body (20), Inner wall (43) of 1 outlet passage (33)
And a wind direction guide that is detachably attached to the locking portion (2) and has a concave upper surface that bends blown air inward and guides it to the connecting passage (37). (1) is provided with a suction port (8) communicating with the suction passage (49), a first outlet port (28) communicating with the first outlet passage (45), and the second outlet (28).
When the both side blowout panel (23) having the second blowout port (29) communicating with the blowout passage (35) is attached to the lower surface of the chamber (22), the wind direction guide (1) is fixed to the locking portion (2). ) On the other hand, the panel (5) for one side blowout having the suction port (6) communicating with the suction passageway (49) and the first blowout port (7) communicating with the first blowout passageway (45) is provided. An air conditioner outlet structure, characterized in that the wind direction guide (1) is removed from the locking portion (2) when it is mounted on the lower surface of the chamber (22).