JP2003056861A - Outer casing structure for air conditioner and method of attaching outer casing material - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an outer casing structure for air conditioner in which an outer casing material can be assembled easily and efficiently with high finished accuracy and internal equipment can be inspected and maintained easily and surely and which has consistence and uniformity in its appearance and does not spoil the design of the appearance, and to provide a method of attaching the outer casing material. SOLUTION: The outer casing material 1 is formed of an outer plate 2, an inner plate 3, and a corner decorative plate 8 which is vertically arranged on the closed end side 2a of the outer plate 2 and attached to the frame 6a of the air conditioner 5 through a fixing means 7 and to which the plate 2 is openably/closably fixed through first hinges 4. One side 3a of the inner plate 3 on the closed end side is openably/closably fixed to the frame 6a of the air conditioner 5 through second hinges 14 and the outer and inner plates 2 and 3 are openably/closably assembled with the frame 6a through the first and the second hinges 4 and 14.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an exterior structure of an air conditioner and a method of attaching an exterior material, and in particular, it is possible to assemble the exterior material easily and surely, to obtain high finish accuracy and to perform good maintenance. .

[0002]

2. Description of the Related Art Conventionally, as a method of mounting an exterior material of an air conditioner, there is one shown in FIGS. That is,
A front plate a and a side plate c, which are made of an exterior steel plate and have heat insulating materials b and b ′ attached inside, are screwed to a frame e having an L-shaped cross section of the air conditioner d with screws f. . An opening g is provided in the front plate a, and the door i is openably attached to the opening g via a hinge h to open the door i and maintain and inspect the internal equipment of the air conditioner d. It is a thing.

[0003]

However, the method of mounting the exterior material of the above-described conventional air conditioner shown in FIGS. 7 and 8 is not limited to the side plate c but the front plate a which is particularly noticeable.
Since it is attached to the frame e of the air conditioner using a large number of screws f, it takes a lot of time and labor to attach the exterior material, and the number of parts may increase, so that the assembling and manufacturing are difficult. It was inefficient. In addition, the appearance was cluttered and lacked in uniformity, and it was unstructured. Further, since the door i for inspecting the inside of the air conditioner d is provided along with the front plate a, the design is impaired. For a compact air conditioner d with a thin depth, there is not enough space for people to come and go to check the inside, so check the internal equipment of the air conditioner d. In order to sufficiently perform the inspection, it was necessary to provide a large number of inspection doors i according to the positions of the internal devices. However, in order to inspect the internal equipment, it may not be possible to sufficiently maintain and inspect the internal equipment simply by opening and closing the door i. In such a case, it is necessary to remove all the screws f that fix the exterior material and remove the exterior material itself such as the front plate a and the side plate c before performing maintenance and inspection of the internal equipment. So it took a lot of time and effort.

The present invention solves the above-mentioned drawbacks of the prior art, does not require much time and labor for mounting the exterior material, and can be assembled easily, reliably and efficiently, has a high finishing accuracy, and has an internal finish. Easy and reliable inspection and maintenance of equipment,
In addition, the exterior structure of the air conditioner and the mounting method of the exterior material, which have harmony and uniformity in appearance, do not impair the design, have a small number of parts and have a simple structure, and are inexpensive to manufacture It is provided.

[0005]

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and an invention according to claim 1 is to provide an outer plate, an inner plate smaller than the outer plate, and a closed end side of the outer plate. An exterior material is formed by a corner decorative plate which is vertically arranged on one side and which is openably and closably fixed through a first hinge and which is attached to a corresponding frame of an air conditioner through a fixing means.
One side of the closed end side of the inner plate is openably and closably fixed to the frame via a second hinge, and the outer plate and the inner plate are separated from the frame by the first hinge and the second hinge. It is characterized in that it is assembled to the frame such that it can be opened and closed via a hinge.

According to a second aspect of the present invention, in the first aspect, the fixing means is provided with a horizontally long slot in the corner decorative plate in a direction intersecting with the longitudinal direction, and the long slot is provided in the slot. The corner decorative plate is attached to the frame by inserting screws.

According to a third aspect of the present invention, in any one of the first or second aspect, the inner plate is rotatable at the other end on the release end side by the rotation operation of the second handle. A second locking portion is provided, the locking portion is releasably locked to a corresponding frame of the air conditioner, and the outer plate has the other end on the release end side and the first handle rotates. A first locking portion that is rotatable by an operation is provided, and the locking portion is removably locked to an engaging edge portion provided inside the other end of the inner plate on the closed end side. did.

According to a fourth aspect of the present invention, in any one of the first, second, and third aspects, the outer plate has a surface plate on which a heat insulating material is attached inside. Is characterized by.

According to a fifth aspect of the present invention, in any one of the first, second, third or fourth aspect, the inner plate is a surface plate made of a steel plate or a stainless steel plate. The sound insulating sheet and the heat insulating material are attached to the inside of the surface plate.

According to a sixth aspect of the present invention, in any one of the first, second, third, fourth or fifth aspect, the corner decorative plate is an outer plate. A wall surface having a thickness and a notched portion adjacent to the wall surface and formed inwardly in the longitudinal direction are formed into a substantially L-shaped cross section, and a heat insulating material is filled inside the corner decorative plate as necessary. Is characterized by.

The invention according to claim 7 of the present invention is the frame corresponding to the air conditioner in any one of claim 1, claim 2, claim 3, claim 4, claim 5 or claim 6. A step of fixing one end of the inner plate on the closed end side so that it can be opened and closed via a second hinge, and a second step provided on the other end of the inner plate on the open end side.
Of releasably locking a second locking portion that can be rotated by a rotating operation of the handle to a corresponding frame, and a corner in which one side of the closed end side of the outer plate is fixed to the corresponding frame. The step of fixing to the decorative plate via the first hinge so that it can be opened and closed, and the first locking portion that can be rotated by the rotation operation of the first handle provided at the other end on the release side of the outer plate are inside. And releasably engaging with an engaging edge provided on the other side of the plate.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Specific examples of embodiments of the present invention will be described below with reference to the drawings. 1 to 6 show a first embodiment of the present invention. Reference numeral 1 denotes an exterior material. The exterior material 1 includes an outer plate 2, an inner plate 3 smaller than the outer plate 2, and a longitudinally arranged one side 2a on the closed end side of the outer plate 1. The outer plate 2 is openably and closably fixed via a hinge 4, and is formed by a corner decorative plate 8 attached to a corresponding frame 6a of the air conditioner 5 via a fixing means 7.

A surface plate 2A is formed in a shallow box shape in which the front, left and right, and upper and lower sides are surrounded by a steel plate and a stainless steel plate, and a heat insulating material 9 is attached to the inside. The outer plate 2 has a first locking portion 1 which can be turned by the turning operation of the first handle 10 at the other end 2b on the release end side.
1 is provided and the locking portion 11 is provided with the other end 3b on the closed end side of the inner plate 3
It is releasably engaged with an engagement edge portion 3c, which will be described later, provided inwardly.

The inner plate 3 has a surface plate 3A formed in a shallow box shape surrounded by a steel plate and a stainless steel plate on the front, left, right and up and down, and has a sound insulating sheet 12 and a heat insulating material 13 inside.
And are polymerized and attached. And the inner plate 3
One side 3a of the closed end side is fixed to the frame 6a via the second hinge 14 so as to be openable and closable. As a result, the outer plate 2 and the inner plate 3 are attached to the frame 6a having a substantially L-shaped cross section through the first hinge 4 and the second hinge 14 so that they can be opened and closed. Further, the inner plate 3 is provided with a second locking portion 16 which can be rotated by the rotation operation of the second handle 15 at the other end 3b on the release end side. Reference numeral 3c denotes an engaging edge portion provided inside the other side 3b of the inner plate 3 on the closed end side. The first locking portion 11 that can be rotated by the turning operation of the handle 10 is releasably locked.

The fixing means 7 has a plurality of elongated holes 17 which are laterally elongated in the direction Y intersecting the longitudinal direction X and are provided at appropriate intervals in the corner decorative plate 8, and the screws 18 are inserted into the elongated holes 17. As a result, the corner decorative plate 8 is attached to the frame 6a.

The corner decorative plate 8 has a thickness t of the outer plate 2.
And a notch portion 8b adjacent to the wall surface portion 8a inside and extending in the longitudinal direction X are formed in a substantially L-shaped cross section. Then, a heat insulating material 19 is packed in the inside of the corner decorative plate 8 if necessary.

Reference numeral 20 is a side plate, and 23 is a top plate.
The side plate 20 and the top plate 23 are surface plates 20A and 23A formed in a thin box shape by a steel plate and a stainless steel plate, and a heat insulating material 21 attached inside the surface plates 20A and 23A.
It is formed by and. And this side plate 20, top plate 23
Are fixed to the corresponding frames 6a, 6b, etc. using a plurality of screws 22.

The first embodiment of the present invention has the above-mentioned structure. The exterior material 1 is an outer plate 2 and an inner plate 3 smaller than the outer plate 2.
And a corner decorative plate 8 arranged on one side 2a of the outer plate 2 on the closed end side, and the number of parts is small. And, in order to assemble the exterior material 1 to the air conditioner 5,
First, as the first step, one end 3a on the closed end side of the inner plate 3 is
The hinge 14 is openably and closably fixed to the corresponding frame 6a of the air conditioner 5 having a substantially L-shaped cross section.

At this time, the inner plate 3 is fixed on one side 3a on the closed end side by fixing the second hinge 14 to the frame 6a having a substantially L-shaped cross section by a plurality of screws. The plate 3 can be attached and removed easily and surely. The inner plate 3 is made of a steel plate or a stainless steel plate and is bent up and down and left and right to form a surface plate 3A in a shallow box shape. A sound insulating sheet 12 is attached to the inside of the surface plate 3A. The heat insulating material 13 is attached to the upper side (inner side) of the surface, and the surface plate 3 is formed of a steel plate or the like
By arranging A inside, the conditioned air generated from the air conditioner 5 comes to the side that directly contacts the surface plate 3A. Therefore, there is no fear that the fibrous material of the heat insulating material 13 will be scattered by being protected by the steel plate or the like of the surface plate 3A, and the fiber material of the heat insulating material 13 can be kept clean. Suitable for use as. Moreover, since the side to which the heat insulating material 13 is attached is protected against the outer plate 2 and the conditioned air from the air conditioner 5 does not come into contact with it, the surface of the heat insulating material 13 is not treated such as weathering. It's done.

Then, as a second step, the second handle 15 provided on the other side 3b of the inner plate 3 on the release end side is pivotally operated to attach the second locking portion 16 which is rotatable to the air conditioner 5. To the corresponding frame 6b having a substantially L-shaped cross section.

Then, as a third step, one side 2a of the closed end of the outer plate 2 is fixed to the corner decorative plate 8 fixed to the corresponding frame 6a via the first hinge 4 so as to be openable and closable.
At this time, the corner decorative plate 8 is provided with a horizontally elongated slot 17 as a fixing means 7 in a direction Y intersecting the longitudinal direction X.
It is fixed to the frame 6 a by inserting the screw 18 into the frame 7. The number and installation positions of the elongated holes 17 and the screws 18 are appropriately selected. Thus, the outer plate 2 whose one side 2a at the closed end is fixed to the corner decorative plate 8 via the hinge 4
The corner decorative plate 8 by loosening the screw of the screw 18.
Each frame 6a is moved in a direction Y intersecting the longitudinal direction X, and the mounting positions of the individual outer plates 2 are determined while adjusting the joint spacing between the outer plates 2 arranged vertically and horizontally in FIG. 2, for example. be able to. Further, by removing the screw 18, the corner decorative plate 8 and the outer plate 2 can be integrally removed. Further, the corner decorative plate 8 prevents dew condensation and / or blocks noise by packing the heat insulating material 19 when necessary depending on the sound and humidity conditions around the place where the air conditioner 5 is installed and the air temperature in the air conditioner 5. be able to.

Further, a first locking portion 11 is provided on the other side of the inner plate 3 and is rotatable by rotating the first handle 10 provided on the other side 2b of the outer plate 2 on the release end side. The outer plate 2 and the inner plate 3 are releasably locked to the engaging edge portion 3c.
And can be attached integrally. In this way, as shown in FIG. 7 and FIG. 8, a large number of screws f are used unlike the exterior material of the conventional air conditioner in which the door is opened and closed via the hinge in the opening provided in the front plate. Unlike the case of screwing the exterior material such as the front plate a and the side plate c with each other, the assembly and the production can be efficiently performed without requiring much time and labor, and the appearance is not tidy and uniform. The appearance will be improved and the design will be excellent.

The first hinge 4 with respect to the outer plate 2 of the exterior material 1 and the corner decorative plate 8 with respect to the second hinge 14,
Attachment with the first handle 10, second hinge 14 for the inner plate 3, and corner decorative plate 8 for the hinge 14
The attachment of the second handle 15 to the second handle 15 is not limited to that shown in FIG.

In order to inspect and maintain the equipment in the air conditioner 5, the first handle 10 provided on the other side 2b of the outer plate 2 on the release end side is rotated to the side opposite to the engagement side. By the dynamic operation, the engaging portion 11 is disengaged from the engaging edge portion 3c provided on the other side 3b of the inner plate 3 toward the inner side, and the outer plate 2 is centered on the pivot shaft of the first hinge 4. Rotate and open. Then the inner plate 3
By rotating the second handle 15 provided on the other side 3b of the release end side, the engagement of the locking portion 16 is released from the frame 6b, and the inner plate is centered on the pivotal support shaft of the second hinge 14. Rotate 3 to open. In this way, by individually opening the inner plate 3 and the outer plate 2 via the first hinge 4 and the second hinge 14, the inspection and maintenance of the devices in the air conditioner 5 can be performed easily and reliably. be able to. In particular, even when the depth dimension is formed thin like a compact type air conditioner, the inner plate 3 and the outer plate 2 are connected via the first hinge 4 and the second hinge 14. Easy and quick maintenance and inspection of the air conditioner can be performed easily by opening each separately.

Moreover, since the outer plate 2 and the inner plate 3 are closed together and the outer plate 1 is individually opened via the hinges 4 and 14, the outer plate 1 is generated from the devices in the air conditioner 5. Although the sound insulating sheet 12 for insulating sound and vibration and the heat insulating materials 9 and 13 are deteriorated with age, they can be easily laminated and re-attached. Therefore, depending on the situation of the installation location of the air conditioner, the sound insulating sheet 12 and the heat insulating materials 9 and 10 can be freely changed or added after the installation. Therefore, the air conditioner 5 can be maintained in a state close to the initial performance.

[0026]

The present invention has been made in view of the above problems, and the invention described in claim 1 has an outer plate, an inner plate smaller than the outer plate, and a vertically elongated one side on the closed end side of the outer plate. The exterior plate is formed by a corner decorative plate, which is fixed to the corresponding frame of the air conditioner via fixing means, is fixed to the outer plate via the first hinge so as to be openable and closable, and the inner plate is One end of the closed end side is openably and closably fixed to the frame via a second hinge, and the outer plate and the inner plate are provided with respect to the frame via the first hinge and the second hinge. It is assembled to the frame so that it can be opened and closed, and the invention according to claim 7 is the same as claim 1, claim 2, claim 3, claim 4, claim 5 or claim 6. In either case, one end on the closed end side of the inner plate is attached to the corresponding frame of the air conditioner via the second hinge. A step of fixing so that it can be opened and closed, and a second locking portion that can be rotated by a rotation operation of a second handle provided at the other end on the open end side of the inner plate, is releasably locked to the corresponding frame. And a step of fixing one side of the closed end side of the outer plate to the corner decorative plate fixed to the corresponding frame so as to be openable and closable via the first hinge, and provided on the other end of the outer plate on the open side. And the step of releasably locking the first locking portion rotatable by the rotation operation of the first handle to the engaging edge portion provided on the other inner plate. It requires a lot of time and labor to assemble, can be assembled easily, reliably and efficiently, has high finish accuracy, and can easily and reliably inspect and maintain internal equipment. The structure is simple, the structure is simple and the number of parts is small. Cost is inexpensive.

According to a second aspect of the present invention, in the first aspect, the fixing means provides the corner decorative plate with an oblong hole extending in a direction intersecting the longitudinal direction, and the oblong hole is provided with a screw. Since the corner decorative plate is attached to the frame by inserting the, the screws are loosened to move the corner decorative plate and the front plate in the direction crossing the frame with respect to the frame in the mounting position. Can be adjusted.

According to a third aspect of the present invention, in any one of the first or second aspect, the inner plate can be turned to the other end on the release end side by turning the second handle. A second locking portion is provided, the locking portion is releasably locked to a corresponding frame of the air conditioner, and the outer plate has the other end on the release end side and the first handle rotates. A first locking portion that is rotatable by an operation is provided, and the locking portion is removably locked to an engaging edge portion provided inside the other end of the inner plate on the closed end side. Therefore, the outer plate and the inner plate can be opened and closed by individually rotating the first handle and the second handle.

In the invention according to claim 4 of the present invention, in any one of claim 1, claim 2 or claim 3, the outer plate has a surface plate on which a heat insulating material is attached inside. Therefore, there is a heat insulating effect by the heat insulating material.

According to a fifth aspect of the present invention, in any one of the first, second, third or fourth aspect, the inner plate is a surface plate made of a steel plate or a stainless steel plate. Since the sound insulating sheet and the heat insulating material are attached to the inside of the surface plate, it is possible to prevent the steel sheet and the like from contacting the conditioned air and scattering of the fibrous material such as the heat insulating material. In addition, the sound insulation sheet shields the sound and vibration generated from the air conditioner, and the heat insulation material exerts heat insulation.

According to a sixth aspect of the present invention, in any one of the first, second, third, fourth and fifth aspects, the corner decorative plate is an outer plate. A wall surface having a thickness and a notched portion adjacent to the wall surface and formed inwardly in the longitudinal direction are formed into a substantially L-shaped cross section, and a heat insulating material is filled inside the corner decorative plate as necessary. Therefore, the sound is insulated by preventing the dew condensation depending on the sound and humidity conditions around the place where the air conditioner is installed and the air temperature inside the air conditioner.

[Brief description of drawings]

FIG. 1 is an enlarged cross-sectional view showing an embodiment of the exterior structure of an air conditioner of the present invention.

FIG. 2 is a perspective view showing the same overall appearance.

FIG. 3 is an enlarged perspective view showing a state in which an outer plate is attached to the corner decorative plate which also constitutes the present embodiment.

FIG. 4 is an enlarged perspective view of a state where the corner decorative plate and the outer plate of the present embodiment are attached to the frame of the air conditioner.

FIG. 5 is a perspective view showing an outer plate which also constitutes the present embodiment.

FIG. 6 is a perspective view showing an inner plate which also constitutes the present embodiment.

FIG. 7 is a perspective view showing an overall appearance of a conventional method for mounting an exterior material of an air conditioner.

FIG. 8 is an enlarged cross-sectional view of the same.

[Explanation of symbols]

1 Exterior material 2 skin 2a One side 2b other side 3 inner plate 3a One side 3b other side 4 hinges 5 Air conditioner 6a frame 6b frame 7 Fixing means 8 corner veneer 10 handles 11 Locking part 14 Hinge 15 handle 16 Locking part

Claims (7)

[Claims] 1. An outer plate, an inner plate smaller than the outer plate, and a vertically long member arranged on one side of a closed end side of the outer plate so that the outer plate can be opened and closed through a first hinge. The exterior material is formed by a corner decorative plate attached to a corresponding frame of the air conditioner through a fixing means, and the inner plate is configured such that one side of the closed end side thereof can be opened and closed via a second hinge. And an outer plate and an inner plate which are attached to the frame so as to be opened and closed with respect to the frame via the first hinge and the second hinge. Machine exterior structure. 2. The fixing means is provided with a horizontally long slot in the corner decorative plate in a direction intersecting with the longitudinal direction, and the corner decorative plate is attached to the frame by inserting a screw into the slot. The exterior structure of the air conditioner according to claim 1. 3. The inner plate is provided at the other end on the release end side with a second locking portion that can be rotated by a rotating operation of a second handle, and the locking portion corresponds to an air conditioner. And a first locking portion that is releasably locked to the frame and that is rotatable by the rotation operation of the first handle at the other end on the release end side. The exterior structure of the air conditioner according to claim 1 or 2, wherein the outer edge of the inner plate is detachably engaged with an engaging edge portion provided inside the other end of the inner plate. 4. The exterior of the air conditioner according to claim 1, wherein a heat insulating material is attached to the inside of a surface plate of the outer plate. Construction. 5. The inner plate has a surface plate made of a steel plate or a stainless steel plate, and a sound insulating sheet and a heat insulating material are attached to the inside of the surface plate.
The exterior structure of the air conditioner according to claim 2, claim 3, or claim 4. 6. The corner decorative plate is formed into a substantially L-shaped cross section having a substantially wall surface portion of an outer plate and a notch adjacent to the wall portion inwardly in the longitudinal direction. An air conditioner exterior according to any one of claims 1, 2, 3, 4 or 5, wherein a heat insulating material is filled in the interior of the air conditioner as needed. Construction. 7. A step of fixing one end on the closed end side of the inner plate to the corresponding frame of the air conditioner so as to be openable and closable via a second hinge, and a second step provided on the other end on the open end side of the inner plate. The step of releasably locking the second locking portion rotatable by the rotation operation of the handle 2 to the corresponding frame, and one side of the closed end side of the outer plate is fixed to the corresponding frame. The step of fixing to the corner decorative plate via the first hinge so as to be openable and closable, and the first locking portion rotatable by the rotation operation of the first handle provided at the other end of the outer side of the release side. A method of mounting an exterior material for an air conditioner, comprising the step of releasably engaging with an engaging edge portion provided on the other side of the inner plate.