JPH09222239A - Ceiling embedded type air conditioner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To selectively swing the inspection cover of a ceiling embedded type air conditioner in a plurality of directions. SOLUTION: In this ceiling embedded type air conditioner having an air intake port 3 and an air discharge port formed at the panel 2 mounted at the ceiling B surface in the exposed state, and a cover 6 provided with many air flowing slits and openably mounted at the port 3, the cover 6 is supported to the panel 2 by opposed two sets of pivots, either one set of the pivot is released, and oscillated at the other set as a center to make it possible to selectively swing the cover in the opposite direction.

Description

Detailed Description of the Invention

[0001]

TECHNICAL FIELD The present invention relates to a ceiling-embedded air conditioner.

[0002]

2. Description of the Related Art Conventionally, as a ceiling-embedded air conditioner, a functional casing containing an air purifier is embedded in the ceiling, and a rectangular resin panel exposed on the ceiling surface is provided at the lower end of the casing. There is a ceiling-embedded air purifier in which the air intake port and the air discharge port provided on the same panel are connected in communication with each other in the casing.

The air intake of such a ceiling-embedded air cleaner is generally an opening at the center of the panel, and
The opening is configured so as to also serve as an inspection port in the functional unit casing.

Therefore, an inspection lid provided with a large number of slits is openably and closably attached to the air intake.

[0005]

However, the above-mentioned ceiling-embedded air cleaner still has the following problems to be solved.

That is, the inspection lid has a structure in which only one side is pivotally supported, and is opened and closed from the other side around the pivotal support portion.

Therefore, since the inspection lid is opened and closed only in one direction, the inspection lid may not be fully opened depending on the installation location. For example, if there is a shelf near the pivot of the inspection lid, or if there is any obstacle that obstructs the opening and closing of the inspection lid, the inspection lid cannot be fully opened, which may interfere with the internal inspection. .

An object of the present invention is to provide a ceiling-embedded air conditioner capable of solving the above problems.

[0009]

In order to solve the above-mentioned problems, the present invention forms an air intake port and an air discharge port in a panel mounted in an exposed state on a ceiling surface, and has a large number of air intake ports. In a ceiling-embedded air conditioner in which a lid provided with an air circulation slit is attached so as to be openable and closable, the lid is supported on a panel by two pivots facing each other, and one of the pivots is supported. It was released and rocked around the other pivotal part, so that opening and closing in opposite directions could be selectively performed. Further, the pivotally supporting portion is composed of an engaging portion provided on the panel side and a hook portion pivotally attached to the lid side, and the hook portion is detachable from the engaging portion. Therefore, it is possible to select a direction that does not hinder opening and closing, and it is possible to open and close easily.

Further, the present invention is also characterized in that the panel is connected to the lower end of the functional unit casing embedded in the ceiling, and the air purifying unit is housed in the functional unit casing to function as an air purifier. Have.

[0011]

Embodiments of the present invention will be described below.

A ceiling-embedded air conditioner according to the present invention is provided with a functional portion casing embedded in the ceiling and a lower end of the casing, which are connected to each other to form an air intake port and an air discharge port. It is composed of a rectangular panel which is attached in an exposed state.

An air purifying unit is housed in the functional portion casing to function as a ceiling-embedded air purifier.

Further, the air intake port is opened substantially at the center of the panel, and the opening is also used as an inspection port of the functional unit casing, and the inspection port (air intake port) is
A lid provided with a large number of air circulation slits is attached so as to be openable and closable.

The lid is provided with pivots on each of a pair of opposing sides, and is supported by the panel by the two pivots facing each other.

By holding the side portion on one side and releasing the pivotal support of the pivotal support portion on the one side, the pivotal support portion on the other side can be swung to open and close, and the same as above. In summary,
If the pivotal support of the pivotal portion is released by holding the side portion on the other side, it can be opened and closed in the opposite direction.

Therefore, opening and closing in opposite directions can be selectively performed. For example, even if the opening and closing is installed in a place where the opening and closing of one side is obstructed, the opening and closing of the other side is possible. It does not hinder the inspection of the casing.

In particular, an air purifier is often installed in a building afterwards, and the opening / closing direction of the lid is often restricted depending on the installation location, but the above configuration eliminates obstacles to installation and changes the specifications. It is also advantageous in terms of cost without having to do the above.

Further, in some cases, even if the opening area is small, the installation is forced, and there is no fear of causing inconvenience during the subsequent maintenance.

By the way, the pivot portion is composed of an engaging portion provided on the panel side and a hook portion pivotally attached to the lid side, and the hook portion is configured to be detachable from the engaging portion. .

Therefore, it is possible to select a direction that does not hinder opening and closing, and it is possible to open and close easily.
Moreover, the structure is simple, there is no fear of failure, and the increase in manufacturing cost can be suppressed as much as possible.

Incidentally, it is desirable that the hook portion is provided with a knob portion in series to improve the operability.

[0023]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be specifically described based on embodiments shown in the accompanying drawings.

FIG. 1 shows a ceiling-embedded air conditioner A according to the present invention.
In this ceiling-embedded air conditioner A, a substantially square panel 2 is connected to the lower end of a functional unit casing 1 embedded in the ceiling B. 2 is attached to the ceiling B surface in an exposed state.

In the functional casing 1, an air cleaning unit (not shown) constituted by arranging a filter, a dust collecting cell, a fan, etc. in order from the bottom is housed and the main ceiling embedded air conditioner A is housed. Function as an air purifier,
An air inlet 3 (see FIG. 2) and an air outlet 4 are formed in the panel 2 so as to communicate with the inside of the functional unit casing 1.

The air intake port 3 also serves as an inspection port in the functional unit casing 1, and has a large opening in the center of the panel 2 in a shape substantially similar to that of the panel 2.

On the other hand, the air discharge port 4 is formed in the shape of an elongated hole along the four sides of the air intake port 3 near the edge of the panel 2, and each air discharge port 4 has a longitudinal direction. A wind direction adjusting plate 5 is installed along the above (see FIG. 8).

Further, a lid 6 for covering the air intake port 3 is attached to the air intake port 3 which also serves as an inspection port so as to be openable and closable. Reference numeral 61 is a large number of air circulation slits formed over substantially the entire surface of the lid 6.

The lid 6 is provided on sides 60, 60 facing each other.
It is supported on the panel 2 by two pivotally supporting parts 7,7 which are respectively provided at a constant interval.
Is configured so that the pivotal state can be released with one touch.

That is, as shown in FIG. 2, if the pivotal support on one side 60 is released, the pivotal support part on the other side 60 is released.
The lid 6 can be opened and closed by swinging around 7,7.
In the same manner as above, the pivots 7,7 on the side 60 on the other side are
When the pivot support is released, the lid 6 can be opened and closed in the opposite direction, and the lid 6 can be selectively opened and closed in opposite directions.

Therefore, the ceiling-embedded air conditioner A is
Even if the lid body 6 is installed at a location where it is difficult to open or close one side, it can be opened or closed to the other side, so that inspection of the inside of the functional unit casing 1 is not hindered.

The structure of the pivot 7 will be described in detail below.

As shown in FIGS. 3 and 4, the pivot portion 7 is
It is composed of an engaging portion 71 provided on the panel 2 side and a hook portion 72 pivotally attached to the lid 6 side.
Is detachable.

That is, the concave portion 21 is provided on the edge of the panel 2 facing the air intake 3 side, and the engaging portion connecting plate 73 is raised obliquely upward in the concave portion 21 and the tip thereof is vertically further upward. An engaging portion 71 having a semicircular cross section is formed by rising.

Further, a hook mounting recess 62 is also provided on the side 60 of the lid 6 at a position facing the recess 21, and the recess 62 has an L-shape.
A pivot support pin 74 formed in a letter shape is installed, and a hook portion 72 having a knob portion 75 is rotatably attached to the pin 74, thereby connecting the lid body 6 and the hook portion 72.

The hook portion 72 is a notch portion having a substantially triangular shape in cross section along the longitudinal direction on the back portion of the hook portion main body 72a.
72b is formed to make the lower part a knob 75,
Pin insertion walls 72c, 72c are attached to both ends of the hook main body 72a on the long side.
Is formed integrally, and a recess 72d for escaping the engagement part connecting plate 73 is formed between both pin insertion walls 72c, 72c, and further, the hook 72e is directed upward from the rear surface of the recess 72d. It is raised and integrally projected.

Reference numeral 72f is a rib formed on the back from the hook main body 72a to the hook 72e, and 72g is a notch formed on the hook 72e.

As described above, the opposite sides 60, 60 of the lid body 6
Since a pair of hook portions 72 and a pair of engaging portions 71 corresponding to the hook portions 72 are provided on the panel 2 side, the lid body 6 can be attached to the panel 2 in a suspended state. In addition to being able to do so, it can be selectively opened and closed in opposite directions.

Here, a case where the lid 6 is actually opened will be described with reference to FIGS.

First, as shown in FIG. 5, while pushing up the vicinity of the side 60 on one side (right side) of the lid 6 slightly upward, the hook 72e is rotated downward to rotate the hook 72e upward. To release the engagement with the engaging portion 71 (see the imaginary line position).

Next, as shown in FIG. 6, the lid 6 is moved to the other side of the pivot 7 to separate the engaging portion 71 and the hook 72e from each other so that they do not overlap in the vertical direction. . At this time, a gap d is provided between the panel 2 and the lid 6 to absorb the amount of movement of the lid 6 (see FIG. 3).
(See), the lid 6 can be easily moved.

Then, as shown in FIG. 7, the lid 6 can be pivoted downward about the pivotal support 7 on the other side to open the lid 6 to the right (phantom line a in FIG. 2). reference).

On the contrary, it is of course possible to open the other side (left side) of the lid body 6 to open it leftward with the side where the pivotal support is released now being pivoted (the phantom line in FIG. 2). b)).

Further, by releasing both of the opposing pivot portions 7, 7 of the lid body 6 at the same time, the lid body 6 can be easily removed from the panel 2 (see the phantom line c in FIG. 2).

By the way, the lid 6 described above is formed of an antistatic resin in this embodiment.

That is, during operation, dirty air continuously passes through the air circulation slit 61 to form the lid 6 which is particularly easily soiled with the antistatic resin, so that dust or the like is attracted by static electricity and Prevents adhesion and stains on the surface.

Therefore, the ceiling-embedded air conditioner A according to the present embodiment is an air purifier, but the lid 6 that is largely exposed on the ceiling B surface is not contaminated, and the occupants feel uncomfortable. There is no.

As the antistatic resin, TECHNIACE (trade name) manufactured by Sumitomo Dow Co., Ltd. can be preferably used.

Next, the structure of the air discharge port 4 is shown in FIG.
This will be described with reference to FIG.

As described above, the air discharge port 4 has the ceiling B
In the vicinity of each edge of the panel 2 exposed on the surface, each of the air intakes 3 is formed in a long hole shape along the four sides of the air intake 3, and each air intake 3 has a wind direction along the longitudinal direction. The adjusting plate 5 is installed.

Moreover, on the upstream side in the vicinity of the air discharge port 4,
A straightening projection 8 is integrally provided to prevent the discharged air from heading to the ceiling B surface side.

The rectifying projections 8 are provided on the round portion 22 on the side wall surface of the panel forming the end portion of the discharge flow path R communicating with the air outlet 4 and the inside of the functional portion casing 1. The discharge air flowing out along the line 22 collides with the rectifying projection 8 and is changed in the direction away from the surface 20 of the panel 2 to prevent the discharge air from flowing in contact with the ceiling B surface. .

As described above, in this embodiment, a part of the discharge air flows along the round portion 22 on the side wall surface of the panel and the ceiling B
Even though it is fed in a substantially horizontal direction along the surface, it does not come in contact with the ceiling B surface by being obstructed by the rectifying projection 8.

When the discharged air flows without contacting the ceiling B surface, the generation of vortices is prevented. Therefore, the dirty air staying above the room where the ceiling embedded air conditioner A (air purifier) is installed. Therefore, it is possible to prevent the dirt and the like in the air from being attached to the ceiling B surface to be contaminated, without being caught.

Further, when the ceiling-embedded air conditioner A has a cooling function, when the discharged air comes into contact with the ceiling B surface, the ceiling B surface is easily cooled to cause dew condensation, and dust in the room or the like is generated there. On the ceiling B surface will become more and more dirty.

On the other hand, even if the ceiling-embedded air conditioner A is an air purifier as in the present embodiment, the air conditioning in the room has been slow in recent years. However, when the cold air flows along the ceiling B surface, the ceiling B surface may be cooled to cause dew condensation. With the above configuration, the dew condensation at the time of cooling is also prevented.

Further, in combination with the cover body 6 made of antistatic resin, the panel 2 and the ceiling B surface around it can be kept beautiful without being contaminated.

In particular, in this embodiment, since the ceiling-embedded air conditioner A is used as an air cleaner, the cleanliness is further emphasized and a clean image can be given.

In the above structure, the round part
A step portion 9 is integrally provided on a panel inner wall surface 23 that faces the panel 22.

Due to the step portion 9, the inner wall surface of the panel is
The discharge air flowing along 23 can be changed in its outflow direction to the outside, so that interference with the air flowing into the air intake 3 can be avoided as much as possible, and the occurrence of turbulence is suppressed, and the discharge air is suppressed. The smooth outflow of is possible.

Here, the wind direction adjusting plate 5 arranged at the air discharge port 4 will be described. As shown in FIG. 8, the wind direction adjusting plate 5 is a concave adjustment formed at both ends of the air discharge port 4 on the longitudinal side. While supporting the shaft 52 of the wind direction adjusting plate 5 on the plate mounting part 51, the downward convex convex cross-section holding plate 53 is connected to both sides of the adjusting plate mounting part 51 with the mounting screws 54 to press the shaft 52. The main body of the wind direction adjusting plate that holds the shaft 52 and has a flat S-shaped sectional view
55 is attached to be rotatable around the shaft 52.

[0062]

As described above, the present invention has the following effects.

A ceiling-embedded body in which an air intake port and an air discharge port are formed in a panel mounted in an exposed state on the ceiling surface, and a lid body provided with a large number of air circulation slits in the air intake port is openably and closably attached. In a plug-in type air conditioner, the lid is supported on the panel by two pivots that face each other, and one of the pivots is released and the other pivot is pivoted to move in opposite directions. Since it can be opened and closed selectively, it is possible to select a direction that does not interfere with the opening and closing, and it is possible to open and close easily, making handling convenient.

For example, even if it is installed in a place where opening and closing to one side is hindered, opening and closing to the other side is possible.
It does not hinder the inspection of the functional unit casing.

An engaging portion provided on the panel side with the pivot portion,
It is composed of a hook part pivotally attached to the lid side, and the hook part can be engaged with and disengaged from the engaging part. Therefore, the structure is simple, there is no fear of failure, and the increase in manufacturing cost can be suppressed as much as possible. it can.

Since the panel is connected to the lower end of the functional unit casing embedded in the ceiling and the air purifying unit is housed in the functional unit casing to function as an air purifier,
When installed in a building afterwards, the opening / closing direction of the lid is often restricted depending on the installation location, but the present invention eliminates obstacles related to installation, and there is no need to change specifications, which is advantageous in terms of cost.

Further, in some cases, even if the opening area is small, the installation is forced, and there is no fear of causing inconvenience during the subsequent maintenance.

[Brief description of drawings]

FIG. 1 is an explanatory view showing a mounting state of a ceiling-embedded air conditioner according to the present invention.

FIG. 2 is an explanatory diagram showing an open / closed state of a lid.

FIG. 3 is a bottom view of the pivot portion.

FIG. 4 is a cross-sectional view taken along the line II of FIG.

FIG. 5 is an explanatory diagram of the opening / closing operation of the lid body.

FIG. 6 is an explanatory diagram of the opening / closing operation of the lid.

FIG. 7 is an explanatory diagram of an opening / closing operation of a lid.

FIG. 8 is an explanatory diagram of an air discharge port.

[Explanation of symbols]

 A Ceiling-embedded air conditioner B Ceiling 1 Functional part casing 2 Panel 3 Air inlet 4 Air outlet 6 Lid 7 Pivot 71 Engagement 72 Hook

Claims (3)

[Claims] 1. An air inlet (3) and an air outlet (4) are formed in a panel (2) mounted in an exposed state on the ceiling (B) surface, and a large number of air inlets (3) are formed in the air inlet (3). Air circulation slit
In a ceiling-embedded air conditioner in which a lid (6) provided with (61) is openably and closably attached, the lid (6) is attached to a panel (2) by two pairs of pivotally supporting portions (7) facing each other. It is supported, and one of the pairs of pivots is released and the other pivot (7) is swung to the center so that opening and closing in opposite directions can be selectively performed. Built-in air conditioner. 2. The pivot support part (7) comprises an engaging part (71) provided on the panel (2) side and a hook part (72) pivotally attached to the lid body (6) side. 2. The ceiling-embedded air conditioner according to claim 1, wherein the portion (72) is detachable from the engaging portion (71). 3. A panel (2) is connected to the lower end of a functional section casing (1) embedded in the ceiling (B), and the functional section casing is provided.
(1) The ceiling-embedded air conditioner according to claim 1 or 2, wherein an air cleaning unit is housed inside.