JPH0791684A - Inspection panel device for ceiling buried type air conditioner - Google Patents

Abstract

PURPOSE:To provide an inspection panel device for a ceiling buried type air conditioner in which the types of inspection panels are unified to enable their manufacturing cost or management fees to be reduced. CONSTITUTION:An inspection panel 9 is comprised of a panel plate 13 having a flat surface 10, an opening 11 oppositely against the flat surface and a substantial C-shaped section having a spacing 12 within the opening and of a resin panel supporting frame 16 having a hook 15 corresponding to a supporting rod 14 arranged at the panel frame 8 and which is removably and in reverse rotation at both end surfaces of the panel plate 13.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an inspection panel device such as a heat exchanger or a blower incorporated in a ceiling-embedded air conditioner.

[0002]

2. Description of the Related Art In recent years, with the spread of ceiling-embedded air conditioners, inspection panel devices for ceiling-embedded air conditioners have been required to improve the interior quality of the inspection panel exposed on the ceiling surface.

Conventionally, an inspection panel device for this type of ceiling-embedded air conditioner has generally been constructed as shown in Japanese Utility Model Laid-Open No. 172726/1983. The configuration will be described below with reference to FIGS. 11 to 17.

As shown in the figure, a main body 104 of a ceiling-embedded air conditioner in which a heat exchanger 102 and a blower 103 are provided in a ventilation passage 101 formed inside, and a main body 104 is attached to a lower surface side of the main body 104, Suction port 10 communicating with the ventilation path 101
5 and the outlet 106, and the ceiling opening 10
7 is provided with a panel frame 108 for covering the periphery thereof, and an openable / closable inspection panel 109 is provided at the center of the panel frame 108. Further, the inspection panel 109 is provided with a flat portion 110 on the lower surface and a hook portion 112 corresponding to a support rod 111 provided from the inner wall of the panel frame 108 toward the inspection panel 109.

There is also a ceiling building material mounting type inspection panel 117 having an opening 113 on the lower surface, a ceiling building material 114 provided inside, and a building material pressing metal fitting 116 having a claw 115, which is replaced with the inspection panel 109. It was possible. Further, a resin bushing 119 is provided on the panel frame 108 at the contact portion 118 between the panel frame 108 and the inspection panel 109.

In the above structure, the heat exchanger 102 and the blower 103 provided inside the main body 104 are inspected by removing the hook portion 112 provided on the inspection panel 109 from the support rod 111 provided on the panel frame 108. The panel 109 is rotated to open the lower surface of the main body 104. When the inspection panel 109 is replaced with the ceiling building material mounting type inspection panel 117 for improving the interior, the ceiling building material mounting type inspection panel 117 having the opening 113 on the lower surface is separately prepared, and the ceiling building material mounting type inspection panel 117 is internally provided. After 114 was inserted and the building material pressing metal fitting 116 was attached, the claw portion 115 was bent by a driver or the like to fix the ceiling building material 114. In addition, the bushing 1 provided on the inner wall of the panel frame 108
19 prevents the generation of sound due to the contact between the panel frame 108 and the inspection panel 109.

[0007]

In such a conventional inspection panel device for a ceiling-embedded air conditioner, when the inspection panel 109 is changed to the ceiling building material mounting type inspection panel 117 in order to improve the interior quality, The builder had to purchase the ceiling building material mounting type inspection panel 117 separately, which made the arrangement work complicated. In addition, the manufacturer has an inspection panel 1
09 and the ceiling building material mounting type inspection panel 117 need to be manufactured, which causes an increase in manufacturing cost and management cost. In addition, the ceiling building material mounting type inspection panel 117
When the ceiling building material 114 is put and fixed in the interior of the building, work such as mounting the building material holding fixture 116 and bending the claw portion 115 is required, which causes a problem that the construction work takes time. In addition, the bushing 119 is attached to the panel frame 108.
However, there is a problem in that the material cost and the installation work cost are required and the manufacturing cost increases.

The present invention solves the above-mentioned problems, and by sharing an inspection panel and a ceiling building material mounting type inspection panel, the inspection panel can be arbitrarily changed according to the on-site construction. It is a first object of the present invention to provide a panel device for inspecting a ceiling-embedded air conditioner that can reduce manufacturing costs, management costs, and the like by unifying the types.

The second purpose is to ensure the fixation of the panel plate and the panel support frame. A third object is to easily and securely attach and detach the panel plate and the panel support frame.

A fourth object is to increase the strength of the hook portion of the panel support frame, ensure the opening / closing operation of the inspection panel, and increase the safety.

A fifth object is to eliminate the need for a separate component such as a building material holding metal fitting, and to securely fix the ceiling building material provided inside the panel plate simply by mounting the panel support frame on the panel plate. .

A sixth object is to facilitate the opening and closing of the inspection panel without providing a separate part such as a bushing and to prevent the generation of noise due to the contact between the panel frame and the inspection panel.

[0013]

In order to achieve the first object, the inspection panel device for a ceiling-embedded air conditioner according to the present invention has a first means for exchanging heat with an air passage formed inside. vessel,
A main body of an air conditioner that houses a blower and is installed on the ceiling, a panel frame that is attached to the lower surface side of this main body and has a suction port and a blowout port that communicate with the ventilation passage, and can be opened and closed in the center of this panel frame And a panel plate having a substantially C-shaped cross-sectional shape having a flat portion and a surface facing the flat portion as an opening and having a space inside, A hook corresponding to the support rod provided from the inner wall of the panel frame toward the inspection panel is provided, and it can be detachably attached to both end faces of the panel plate.
In addition, the panel support frame is reversibly mounted.

In order to achieve the second object, the second
In the above means, the panel support frame is provided with an insertion portion to be mounted on the panel plate, and the insertion portion and the panel plate are fixed by fixing means.

In order to achieve the third object, the third
In the above means, the panel support frame is provided with an insertion portion to be mounted on the panel plate, and the insertion portion and the panel plate are detachably coupled via elastic coupling means.

In order to achieve the fourth object, the fourth
This means is such that a reinforcing metal fitting having the same shape as the hook portion is provided on the hook portion of the panel support frame.

Further, in order to achieve the fifth object,
This means has a construction in which a building material pressing plate having elasticity toward the inner space of the panel plate is provided in the mounting portion of the panel support frame with the panel plate.

In order to achieve the sixth object, the sixth
This means has a configuration in which a spherical projection is provided at the contact portion of the panel support frame with the inner wall of the panel frame.

[0019]

According to the present invention, with the construction of the first means described above, the panel frame and the panel support frame can be separated, the panel plate can be inverted and attached to the panel support frame, and the lower surface of the inspection panel can be planarized. It is possible to attach the ceiling building material to the inside by using the lower part as an opening or by using the lower surface as an opening.

Further, the construction of the second means makes it possible to securely fix the panel support frame and the panel plate.

The configuration of the third means makes it possible to easily and securely attach and detach the panel support frame and the panel plate.

Further, with the construction of the fourth means, the strength of the hook portion of the panel support frame is increased, the opening and closing operation of the inspection panel is ensured, and the safety against the impact at the time of opening and closing can be improved. .

Further, with the structure of the fifth means, the ceiling building material provided inside the panel plate can be securely fixed by the building material pressing plate by mounting the panel support frame on the panel plate.

Further, by the construction of the sixth means, the panel frame and the inspection panel are in point contact with each other, the opening and closing of the inspection panel is facilitated, and the generation of noise due to the contact between the panel frame and the inspection panel is prevented. can do.

[0025]

【Example】

(Embodiment 1) Hereinafter, a first embodiment of the present invention will be described with reference to FIGS.

As shown in the figure, a main body 4 of a ceiling-embedded air conditioner in which a heat exchanger 2 and a blower 3 are provided in a ventilation passage 1 formed inside, and a main body 4 is attached to a lower surface side of the main body 4, The panel frame 8 has a suction port 5 and a blowout port 6 communicating with the ventilation path 1, and covers a ceiling opening 7. The panel frame 8 has a check panel 9 that can be opened and closed in the center thereof. .

The inspection panel 9 has a flat portion 1
0 and a panel plate 13 having a substantially C-shaped cross-section having an opening 11 on the surface opposite to 0 and a space 12 provided inside, and provided from the inner wall of the panel frame 8 toward the inspection panel 9. It has a hook portion 15 corresponding to the support rod 14, and is attachable to and detachable from both end faces of the panel plate 13,
In addition, the panel support frame 16 made of resin is mounted so as to be reversible.

The ceiling building material 17 is provided inside the panel plate 13 so that the decorative surface provided on the surface can be seen through the opening 11.

With the above structure, the heat exchanger 2 and the blower 3 provided inside the main body 4 can be inspected by removing the hook portion 15 provided on the inspection panel 9 from the support rod 14 provided on the panel frame 8. The panel 9 can be rotated to open the lower surface of the main body 4, and the inspection panel 9 is separated into a panel plate 13 and a panel support frame 16 to separate the panel plate 13 from each other.
After reversing, the ceiling building material 17 can be put inside and reattached, and the lower surface can be the flat surface portion 10 or the lower surface can be the opening portion 11.

As described above, according to the inspection panel device for the ceiling-embedded air conditioner according to the first embodiment of the present invention, one type of inspection panel 9 is used, and the inspection panel 9 is provided according to the interior of the ceiling surface. The lower surface can be the flat surface portion 10, or the ceiling building material 17 provided inside by using the lower surface as the opening portion 11 can be seen.

(Second Embodiment) A second embodiment of the present invention will be described below with reference to FIG.

As shown in the figure, the panel support frame 16a is
An insertion portion 19 provided with a screw hole 18 is provided in a mounting portion with the panel plate 13a, and a round hole 20 corresponding to the screw hole 18 is provided in the panel plate 13a. Then, with the screw 21, the insertion portion of the panel support frame 16a and the panel plate 13
and a fixing means for fixing a and.

With the above structure, the panel support frame 16a and the panel plate 13a can be fixed by tightening the screw 21, and can be separated by removing the screw 21.

As described above, according to the inspection panel device for the ceiling-embedded air conditioner of the second embodiment of the present invention, the panel support frame 1
It is possible to securely fix the 6a and the panel plate 13a.

(Third Embodiment) A third embodiment of the present invention will be described below with reference to FIG.

As shown in the figure, the panel support frame 16b is
An insertion portion 19a having an outwardly projecting elastic projection portion 22 is provided at a mounting portion with the panel plate 13b, and an opening 23 for fitting the projection portion 22 is provided at the panel plate 13b to elastically couple. Constitutes a means.

With the above structure, the panel support frame 16b and the panel plate 13b can be fixed by inserting the insertion portion 19a of the panel support frame 16b into the panel plate 13b and elastically coupling the projection 22 to the opening 23. The protrusions 22 can be separated by breaking the connection against the elastic force through the openings 23.

As described above, according to the inspection panel device for the ceiling-embedded air conditioner of the third embodiment of the present invention, the panel support frame 1
It is possible to easily and surely attach and detach 6b and the panel plate 13b.

(Embodiment 4) A fourth embodiment of the present invention will be described below with reference to FIGS.

As shown in the figure, the panel support frame 16c is
The hook portion 15 is provided with a recess 24 and a slit 25, and a reinforcing metal fitting 26 having a substantially L-shaped cross section has the same shape on one side as the hook portion 15 and has a fixing hole 27 on the other side. The fixing protrusion 28 is provided toward the slit 25 so as to fit into the fixing hole 27.

With the above structure, the reinforcing metal fitting 26 is inserted into the slit 25 and fitted into the recess 24, and the fixing hole 2
The reinforcing metal fitting 26 can be fixed to the panel support frame 16c by fitting 7 and the fixing projection 28.

As described above, according to the inspection panel device for the ceiling-embedded air conditioner of the fourth embodiment of the present invention, the panel support frame 1
The strength of the hook portion 15 of 6c is increased, the opening / closing operation of the inspection panel 9 is ensured, and the safety against the impact at the time of opening / closing can be improved.

(Fifth Embodiment) A fifth embodiment of the present invention will be described below with reference to FIGS. 7 and 8.

As shown in the figure, the panel support frame 16d is
A building material pressing plate 29 that is integrally molded of resin toward the internal space 12 of the panel plate 13 and has elasticity due to the curved portion 30.
Is provided.

With the above structure, the ceiling building material 17 is put in the internal space 12 of the panel board 13 and the panel support frame 16d is attached to the panel board 13. Thus, the ceiling building material 17 is fixed to the panel board 13 by the building material pressing plate 29 having elasticity. Opening 1
It is fixed while being pressed in the direction of 1.

As described above, according to the inspection panel device for the ceiling-embedded air conditioner of the fifth embodiment of the present invention, the panel supporting frame 16d is simply mounted on the panel plate 13 to provide the panel inside the panel plate 13. The ceiling building material 17 can be easily and surely fixed.

(Sixth Embodiment) A sixth embodiment of the present invention will be described below with reference to FIGS. 9 and 10.

As shown in the figure, the panel support frame 16e is
A spherical protrusion 32 integrally formed of resin is provided at a contact portion 31 with the panel frame 8.

With the above structure, the panel frame 8 and the panel support frame 16e are brought into contact with each other by the spherical projections 32, and the surface contact can be prevented.

As described above, according to the inspection panel device for the ceiling-embedded air conditioner of the sixth embodiment of the present invention, the panel frame 8 and the panel support frame 16e are in point contact with each other, and the inspection panel 9 is opened and closed. It becomes easy and the panel frame 8 and the inspection panel 9
It is possible to prevent the generation of sound due to contact with.

In the embodiment, the ceiling-embedded air conditioner uses a cooling and heating device. However, the air conditioner is not limited to the cooling and heating device but is embedded in the ceiling and the inspection panel is exposed on the lower surface, for example, a heat exchange type ventilation device, an air purifier. A machine or the like may be used without causing a difference in the action and effect.

[0052]

As is apparent from the above embodiments, according to the present invention, the inspection panel and the ceiling building material mounting type inspection panel can be used in common so that they can be arbitrarily changed according to the on-site construction. Further, it is possible to provide the inspection panel device for the ceiling-embedded air conditioner in which the types of inspection panels are unified and the manufacturing cost, management cost and the like can be reduced.

Further, the panel plate and the panel support frame can be securely fixed. Further, the panel plate and the panel support frame can be easily and reliably attached and detached.

Further, the strength of the hook portion of the panel support frame can be increased, the opening / closing operation of the inspection panel can be ensured, and the safety can be increased.

Further, it is possible to securely fix the ceiling building material provided inside the panel board by eliminating the need for additional parts such as a building material holding fixture and simply mounting the panel support frame on the panel board.

Further, it is possible to facilitate the opening and closing of the inspection panel without providing a separate part such as a bushing, and to prevent the generation of noise due to the contact between the panel frame and the inspection panel.

[Brief description of drawings]

FIG. 1 (a) is a cross-sectional view of an inspection panel device for a ceiling-embedded air conditioner according to a first embodiment of the present invention (b) an exploded perspective view of an inspection panel for the first embodiment

FIG. 2 is an exploded perspective view showing a state in which the inspection panel of the first embodiment is attached to a ceiling building material.

FIG. 3 is a partial perspective view showing an attached state of a panel plate and a panel support frame of the second embodiment.

FIG. 4 is a partial perspective view showing an attached state of a panel plate and a panel support frame of the third embodiment.

FIG. 5 is a partial perspective view showing an attached state of a panel support frame and a reinforcing metal fitting of the fourth embodiment.

FIG. 6 is a sectional view showing a state in which the panel support frame and the reinforcing metal fitting of the fourth embodiment are fixed.

FIG. 7 is a partial perspective view showing an attached state of a panel plate and a panel support frame of the fifth embodiment.

FIG. 8 is a sectional view showing a state when the panel plate and the panel support frame of the fifth embodiment are fixed.

FIG. 9 is a partial perspective view of a panel support frame of the sixth embodiment.

FIG. 10 is a sectional view of a panel support frame attached to the panel frame of the sixth embodiment.

FIG. 11 is a cross-sectional view of a conventional inspection panel device for a ceiling-embedded air conditioner.

FIG. 12 is a perspective view of the inspection panel.

FIG. 13 is a perspective view of the inspection panel for mounting the ceiling building material.

FIG. 14 is a perspective view of the same building material mounting type inspection panel when fixing building materials.

FIG. 15 is a cross-sectional view of the ceiling building material mounting type inspection panel when fixing the building material.

FIG. 16 is a partial perspective view showing a state where the bushing is attached.

FIG. 17 is a sectional view of an inspection panel attached to the panel frame.

[Explanation of symbols]

 1 Ventilation path 2 Heat exchanger 3 Blower 4 Main body 5 Suction port 6 Air outlet 8 Panel frame 9 Inspection panel 10 Plane part 11 Opening 12 Space 13 Panel plate 13a Panel plate 13b Panel plate 14 Support bar 15 Hook part 16 Panel support Frame 16a Panel support frame 16b Panel support frame 16c Panel support frame 16d Panel support frame 16e Panel support frame 18 Screw hole 19 Insertion part 19a Insertion part 20 Round hole 21 Screw 22 Projection part 23 Opening 26 Reinforcing metal fitting 29 Building material pressing plate 31 Contact part 32 spherical protrusion

Claims (6)

[Claims] 1. A main body of an air conditioner having a heat exchanger, a blower, etc. housed in an air passage formed inside, and a main body of an air conditioner attached to a ceiling, and a suction port attached to the lower surface side of the main body and communicating with the air passage. And a panel frame having a blowout port, and an inspection panel openably and closably provided in the center of the panel frame. The inspection panel has a flat portion and a surface facing the flat portion as an opening and a space inside. A panel plate having a substantially C-shaped cross section and a hook portion corresponding to a support rod provided from the inner wall of the panel frame toward the inspection panel are provided, and the panel plate can be detachably attached to both end faces. ,
In addition, a panel device for inspecting a ceiling-embedded air conditioner, which consists of a panel support frame that can be installed upside down. 2. An inspection system for a ceiling-embedded air conditioner according to claim 1, wherein the panel support frame is provided with an insertion portion to be mounted on the panel plate, and the insertion portion and the panel plate are fixed by fixing means. Panel device. 3. The ceiling-embedded type according to claim 1, wherein the panel support frame is provided with an insertion portion to be mounted on the panel plate, and the insertion portion and the panel plate are detachably coupled via elastic coupling means. Panel device for inspection of air conditioners. 4. The panel device for inspecting a ceiling-embedded air conditioner according to claim 1, wherein the hook portion of the panel support frame is provided with a reinforcing metal member having the same shape as the hook portion. 5. The panel device for inspecting a ceiling-embedded air conditioner according to claim 1, wherein a building material pressing plate having elasticity toward the inner space of the panel plate is provided at a mounting portion of the panel support frame with the panel plate. . 6. The panel device for inspecting a ceiling-embedded air conditioner according to claim 1, wherein a spherical projection is provided at a contact portion of the panel support frame with the inner wall of the panel frame.