JPH09222260A - Casing of air conditioner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To perform a positive prevention of bending of a connector caused by a striking force applied from an external side during transportation by a method wherein the connector to be connected a hanger member is arranged at a main body in such a way that it may be freely projected out or sintered. SOLUTION: A hanger bolt 70 is arranged in a longitudinal hole 24 of a connector member 20 through a groove 25. A main part 21 of the connector member 20 is held from both upper side and lower side with nuts threadably engaged with a hanger bolt 70 through a washer. Then, a longitudinal edge 22 of the connector member 20 is abutted against a flat plate part 41 of a side plate 40 and engaged with it. In turn, as the longitudinal edge part 22 of the connector member 20 is pulled outside a main body frame 10, the connector member 20 is guided by the horizontal part 31 and a vertical part 34 of the holding member 30, slid and pulled out of the main body frame 10. Then, the longitudinal edge 23 of the connector member 20 is abutted against an end surface 31a of the horizontal part 31 and engaged there. In this way, the connector member 20 is fixed in such a way that it may be projected out or sintered against the main body frame 10 and further it may not be moved away from the main body frame 10.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a casing for an air conditioner that is suspended by a suspension member such as a bolt, like a casing for a ceiling-embedded air conditioner.

[0002]

2. Description of the Related Art Conventionally, as a casing of a ceiling-embedded air conditioner, as shown in FIG. 6, a pair of connecting fittings 920 having a substantially L-shaped cross section are provided near the front and rear corners of the upper portion of a side plate 940. , A portion 921 corresponding to one side of L, respectively
The side plates 940 and 940 are attached to the main body frame 910 having a U-shaped cross section on both left and right sides as shown in FIG. It is known that it is fitted and attached (generally indicated by 960). As shown in FIG.
The projecting portion 921 of the connecting fitting 920 has a long hole 924.
And a groove 925 for communicating the elongated hole 924 to the outside is provided, while the left and right edges 911a and 911a of the top plate 911 of the main body frame 910 correspond to (half of) the elongated hole 924 of the connecting fitting 920. A cutout 914 is provided. The connection fitting 920 is attached to the side plate 940 by spot-welding a portion 923 of the connection fitting 920 along the side plate 940 (a portion corresponding to the other side of L) 923 to the side plate 940. Further, the side plate 940 is attached to the main body frame 910 by connecting the flange portions 942, 943, 944 of the side plate 940 to the main body frame 9
It is carried out by spot welding by associating the ten edge portions 911a, 912a, 913a with each other.

As shown in FIG. 5, a casing 960 of this air conditioner has a bottom portion (to which a ceiling panel (not shown) is attached) aligned with the ceiling surface at the time of installation by a hanging bolt 970 extending vertically in the ceiling. It is hung at such a height. The casing 960 is attached to the hanging bolt 970 by attaching the projection 92 of the connecting fitting 920.
The hanging bolt 970 is disposed through the groove 925 in the elongated hole 924 of No. 1 and the protruding portion 921 of the connecting fitting 920 is attached to the hanging bolt 9.
It is performed by sandwiching nuts 971, 971 screwed to 70 from above and below via washers 972, 972.

[0004]

However, since the above-mentioned conventional casing 960 is fixed in a state where the connecting metal fitting 920 is projected to the side, an impact force (especially outside the setting standard) due to a drop or the like during transportation. However, there is a problem in that the connecting metal fitting 920 bends when receiving the above), and the quality as a product deteriorates. Even if the casing 960 is tightly packed and transported using a thick cushioning material, the connecting fitting 920 cannot be completely protected, and the cost for packing is high.

Therefore, an object of the present invention is to reliably prevent bending of a connecting member connected to a suspension member such as a bolt even if an impact force is applied from the outside during transportation, and maintain the quality as a product. An object of the present invention is to provide a casing of an air conditioner.

[0006]

In order to achieve the above object, the casing of an air conditioner according to claim 1 is a casing of an air conditioner in which a main body is provided with a connecting member connected to a hanging member. The connecting tool is provided so as to be retractable from the main body, and has a locking portion for locking the connecting tool so as not to separate from the main body.

The casing of the air conditioner according to the first aspect of the present invention is packaged in a state where the connector is submerged in the main body, and is transported in that state. In this case, even if an impact force is applied from the outside during transportation, the connecting tool does not bend. Therefore, the quality as a product is maintained. Also,
As a result, a simple cushioning material for packing is sufficient, and the cost for packing can be reduced. At the time of installation, a part of the connector is pulled out from the main body,
It is connected to the hanging member. Since the connecting tool is locked by the locking portion and does not separate from the main body, the casing is in a state of being suspended by the hanging member via the connecting tool.

A casing of an air conditioner according to a second aspect of the present invention is the casing of the air conditioner according to the first aspect, characterized in that it is provided with a guide portion for guiding the connecting member in the retracting direction.

In the casing of the air conditioner according to the present invention, since the connector is guided in the retracting direction by the guide portion, the connector does not incline in a direction other than the retracting direction. Therefore, at the time of installation, the casing is firmly attached to the hanging member.

[0010]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of a casing of an air conditioner according to the present invention will be described in detail below.

(First Embodiment) FIG. 1A shows a main part of a casing 60 of an air conditioner according to a first embodiment before being assembled. It should be noted that the casing 60 as a whole has substantially the same appearance as the casing 960 shown in FIG. 5 when installed. The portion shown in FIG. 1 (a) corresponds to the corner portion indicated by the one-dot chain line circle A in FIG. 5, and the four corner portions of the casing 60 are similarly configured.

As shown in FIG. 1 (a), this casing 6
Reference numeral 0 denotes a main body frame (having the same U-shaped cross section as the main body frame 910 of FIG. 5) 10, a U-shaped connecting metal fitting 20 as a connecting tool, and a part of the locking portion and the guide portion. The working holding member 30 and the side plates 40 (only the left side is shown) fitted and attached to both the left and right sides of the main body frame 10 are provided. In the following, for convenience of description, the direction in which the side plate 40 is fitted to the main body frame 10 is the left-right direction,
The direction along the edge 11a of the top plate 11 is called the front-back direction.
In addition, assuming that it is assembled, each configuration of the connecting fitting 20, the holding member 30, and the side plate 40 will be described with reference to this direction.

Edge 11a of the top plate 11 of the main body frame 10
Is provided with a notch 14 corresponding to (a half of) an elongated hole 24 of the connecting fitting 20 described later. Further, an oblique edge rear of the notch 14 of the top plate 11 is provided with an outer edge portion of the holding member 30 described later. A slit 13 is provided which allows the vertical passage 35 and the vertical portion 34 to pass therethrough. The left end of the slit 13 is arranged near the edge 11a.

The connecting fitting 20 has a substantially rectangular plate-shaped main portion 21 arranged horizontally along the top plate 11, and a rectangular plate-shaped vertical edge portion extending vertically downward and connected to both ends of the main portion 21 in the left-right direction. Two
2 and 23. Along the vertical edge portion 22, the main portion 21 is formed with an elongated slot 24 in the front-rear direction for disposing suspension bolts when installing the casing. In addition, a groove 25 is provided across the vertical edge portion 22 from the center of the long hole 24 to connect the long hole 24 to the outside. The dimension of the main portion 21 in the left-right direction is set to about 5 to 6 times the width of the flange portion 42 of the side plate 40, which will be described later, in the left-right direction.

The holding member 30 has a rectangular plate-shaped horizontal portion 31 arranged horizontally along the top plate 11, and a rectangular plate-shaped vertical portion 32 which is continuous with both ends of the horizontal portion 31 in the front-rear direction and extends vertically upward. , 34 and rectangular plate-shaped outer edge portions 33, 35 that are continuous with the upper ends of the vertical portions 32, 34 and extend outward in the front-rear direction. The horizontal dimension of the horizontal portion 31 is the size of the connecting fitting 2
In order to secure a stroke of 0 in the left-right direction, it is set to approximately half the dimension of the main portion 21 of the connecting fitting 20 in the left-right direction. The dimension of the horizontal portion 31 in the front-rear direction is set to the dimension of the main portion 21 of the coupling fitting 20 in the front-rear direction with a slight margin. The vertical dimension of the vertical portion 32 is
The dimension is a thickness of the main portion 21 of the connecting fitting 20 with a slight margin, and is smaller than the vertical dimension of the vertical edge portion 23 of the connecting fitting 20. The vertical dimension of the vertical portion 34 on the side corresponding to the slit 13 is set to the vertical dimension of the vertical portion 32 plus the thickness of the top plate 11 and the vertical portion 34.
Further, tapers 35a and 35b are formed at the corners of the outer edge portion 34 so as to smoothly pass through the slit 13.

The side plate 40 includes a substantially rectangular flat plate portion 41, a flange portion 42 vertically provided on an edge portion of the flat plate portion 41,
43. The flange portion 42 and the flat plate portion 4 are provided in the side plate 40 at a position corresponding to the notch 14 of the top plate 11 in order to allow the main portion 21 of the coupling fitting 20 to project and retract.
A rectangular cutout 44 is formed by partially cutting out 1 and 2. The dimension of the notch 44 in the front-rear direction is set to the dimension of the main portion 21 of the connecting fitting 20 in the front-rear direction with a slight margin. The vertical dimension of the notch 44 is a dimension obtained by adding a slight margin to the thickness of the main portion 21 of the connecting fitting 20, and the vertical edge portion 2 of the connecting fitting 20.
The size is set to be smaller than the vertical size of 2. In this example, the vertical dimension of the notch 44 is set to be equal to the vertical dimension of the vertical portion 32 of the holding member 30.

When assembling the casing 60, first, as shown in FIG. 1 (b) (when the body frame 10 is viewed from the left side), the horizontal portion 31 and the vertical portion 3 of the holding member 30.
In a state in which the main portion 21 of the connecting fitting 20 is held by the reference numerals 2, 34, the outer edge portion 35 of the holding member 30 from the lower surface side of the top plate 11.
While being engaged with the upper surface of the top plate 11 through the slit 13, the other outer edge portion 33 is brought into contact with the lower surface of the top plate 11.
In this state, the outer edge portion 33 of the holding member 30 is spot-welded to the top plate 11. In this way, the connecting fitting 20 and the holding member 30 can be easily attached to the top plate 11 only by spot welding at one location. The connecting fitting 20 and the holding member 30 are attached to the four corners of the top plate 11 of the body frame 10, respectively. Subsequently, FIG.
As shown in (c) (corresponding to a cross section taken along the line C-C in FIG. 1A), the vertical frame 22 of each connecting fitting 20 is pulled out to the outside of the main body frame 10, and The side plates 40 are fitted and attached to the left and right sides. The side plate 40 is attached to the body frame 10 by attaching the flange portions 42 and 43 of the side plate 40 to the edge portion 11 of the body frame 10.
a and 12a are made to correspond to each other and spot welding is performed.

After the casing 60 is assembled, when the vertical edge portion 22 of the connecting fitting 20 is pushed toward the main body frame 10, the connecting fitting 20 is guided by the top plate 11, the horizontal portion 31 of the holding member 30 and the vertical portions 32, 34. It slides and is pushed into the body frame 10. And the connecting fitting 20
The vertical edge portion 22 of the abutting contact with the flat plate portion 41 of the side plate 40 to be locked. On the other hand, when the vertical edge portion 22 of the connecting fitting 20 is pulled to the outside of the main body frame 10, the connecting fitting 20 holds the holding member 30.
It is guided and slid by the horizontal portion 31 and the vertical portions 32 and 34 and is pulled out from the main body frame 10. Then, the vertical edge portion 23 of the connecting fitting 20 is brought into contact with and locked by the end surface 31 a of the horizontal portion 31 of the holding member 30. In this way, the connecting fitting 20 is attached to the main body frame 10 so as to be retractable and retractable, and does not separate from the main body frame 10.

The casing 60 can be packaged in a state where the connecting metal fitting 20 is submerged in the main body frame 10, that is, the vertical edge portion 22 of the connecting metal fitting 20 is inside the edge portion 11a of the main body frame 10, and in that state. Can be transported. In this case, even if an impact force is applied from the outside during transportation, the connecting fitting 20 does not bend. Therefore, the quality as a product can be maintained. Also,
As a result, a simple cushioning material for packing can be used, and the cost for packing can be reduced.

During installation, the casing 60 is suspended by a suspending bolt 70 extending vertically in the back of the ceiling so that the bottom portion (to which a ceiling panel (not shown) is attached) is aligned with the ceiling surface. Specifically, as shown in FIG. 1 (c), the connecting fitting 20 is pulled out until the slot 24 (half thereof) is aligned with the notch 14 of the main body frame 10. The hanging bolt 70 is placed through the groove 25 in the elongated hole 24 of the connecting fitting 20, and the main portion 21 of the connecting fitting 20 is placed.
Is clamped from above and below via a washer with a nut screwed to the suspension bolt 70 (similar to FIG. 5). In this way, the casing 60 is connected to the hanging member 70. In this case, the connecting fitting 20 is connected to the horizontal portion 3 of the holding member 30.
1 is brought into contact with the end surface 31a of the main body 1 and locked.
Further, since the connecting fitting 20 is surrounded by the top plate 11, the horizontal portion 31 and the vertical portions 32 and 34 of the holding member 30, it does not incline with respect to the main body frame 11. Therefore, the casing 60 is attached to the hanging bolt 7
It can be firmly attached to 0.

(Second Embodiment) FIG. 2A shows a main part of a casing 160 of an air conditioner according to a second embodiment before being assembled. It should be noted that the casing 160 as a whole has substantially the same appearance as the casing 960 shown in FIG. 5 when installed. The portion shown in FIG. 2 (a) corresponds to the corner portion indicated by the one-dot chain line circle A in FIG.
The four corners of casing 160 are similarly configured.

As shown in FIG. 2 (a), this casing 1
Reference numeral 60 denotes a main body frame (the same U-shaped cross section as the main body frame 910 of FIG. 5) 110, a U-shaped cross-section connecting metal fitting 120 as a connecting tool, a bolt 150 serving as a locking portion, and a main body. The frame 110 includes side plates 140 (only shown on the left side) that are fitted and attached to the left and right sides of the frame 110. In the following, for convenience of explanation, the main body frame 110
The side plate 140 is fitted in the left-right direction with respect to the top plate 1.
The direction along the edge 111a of 11 is called the front-back direction. In addition, assuming that the metal fitting 120 and the side plate 14 are assembled,
Each configuration of 0 will also be described based on this direction.

Edge 1 of the top plate 111 of the main body frame 110
11a is provided with a notch 114 corresponding to (half of) an elongated hole 124 of the connecting fitting 120, which will be described later. Further, to the right of the notch 114 of the top plate 111, a flat plate serving as a part of the guide portion is provided. A rectangular recess 115 is provided. As shown in FIG. 2B (corresponding to a cross section taken along line BB in FIG. 2A), the recess 115 is formed by drawing, and both ends in the front-rear direction are connected to the top plate 111. On the other hand, both ends in the left-right direction are cut to have a gap 116 between the top plate 111 and the top plate 111. Further, in the center of the recess 115,
A screw hole 117 for screwing the bolt 150 is provided.

The connecting fitting 120 shown in FIG. 2 (a) is a substantially rectangular plate-shaped main portion 12 horizontally arranged along the top plate 111.
1 and a rectangular plate-shaped vertical edge portion 122 that is continuous with the left end of the main portion 121 and extends vertically downward. In the main part 121,
Along the vertical edge portion 122, an elongated slot 124 is formed in the front-rear direction for disposing the suspension bolt when the casing is installed. In addition, from the center of the long hole 124 to the vertical edge portion 122
The groove 12 that allows the elongated hole 124 to communicate with the outside.
5 are provided. Further, in the substantial center of the main portion 121,
An elongated slot 126 is formed in the left-right direction. Slot 1
The dimension in the longitudinal direction of 26 is set to be approximately twice the width in the left-right direction of a flange portion 142 of the side plate 140, which will be described later, in order to secure the stroke of the connecting fitting 120 in the left-right direction. Further, the width of the long hole 126 in the front-rear direction, that is, the semi-circular edge portions 126a, 1 at both ends in the longitudinal direction of the long hole 126.
The inner diameter of 26b is set to a size obtained by adding a slight margin to the inner diameter of the screw hole 117. The right end corner of the main portion 121 has a taper 121 so that it can smoothly pass through the gap 116 when being attached to a top plate 111, which will be described later.
a and 121b are formed.

The bolt 150 is composed of a head portion 151 and a screw portion 152 which can be screwed into the screw hole 117 of the recess 115. The length of the screw portion 152 is set to such a dimension that the tip of the screw portion 152 exceeds the upper surface of the top plate 111 when screwed into the screw hole 117 of the recess 115 from below.

The horizontal dimension of the recess 115 is set to be approximately half the horizontal dimension of the main portion 121 of the connecting fitting 120. The dimension of the recess 115 in the front-rear direction is set to the dimension of the main portion 121 of the coupling member 120 with the margin in the front-rear direction. The vertical dimension of the gap 116 is determined by the main portion 12 of the connecting fitting 120.
The thickness is set to a thickness of 1 with a slight margin, and is smaller than the vertical dimension of the vertical edge portion 122 of the connecting fitting 120.

The side plate 140 includes a substantially rectangular flat plate portion 141,
The flat plate portion 141 has flange portions 142 and 143 provided vertically on the edge portion thereof. Top plate 1 of the side plate 140
At a position corresponding to the notch 114 of 11, the connecting metal fitting 1
A rectangular notch 144 is formed by partially notifying the flange portion 142 and the flat plate portion 141 in order to allow the main portion 121 of 20 to appear and disappear. Notch 144
The dimension in the front-rear direction is set to the dimension in the front-rear direction of the main portion 121 of the connecting fitting 120 with a slight margin. The vertical dimension of the notch 144 is a dimension obtained by adding a slight margin to the thickness of the main portion 121 of the connecting fitting 120, and is smaller than the vertical dimension of the vertical edge portion 122 of the connecting fitting 120. Is set to. In this example, the vertical dimension of the notch 144 is equal to
The size is set to be equal to the size of 16 in the vertical direction.

When assembling the casing 160, the main portion 121 of the connecting fitting 120 is inserted from the left into the gap 116 between the top plate 111 and the recess 115, and the long hole 126 of the connecting fitting 120 is screwed into the recess 115. It corresponds to the hole 117. In this state, as shown in FIG. 2C (corresponding to a cross section taken along the line CC in FIG. 2A), the bolt 150 is screwed into the screw hole 117 from below, and the screw of the bolt 150 is screwed. Part 1
52 is projected to the upper surface of the top plate 111 through the long hole 126. In this way, the connecting fitting 120 can be easily attached to the top plate 111 by only screwing the bolt 150 at one place. Top plate 1 of the body frame 110
The connection fittings 120 are attached to the four corners of 11 with bolts 150, respectively. Subsequently, the side plates 140 are fitted and attached to the main body frame 110 from both left and right sides in a state where the vertical edge portion 122 of each coupling fitting 120 is pulled out to the outside of the main body frame 110. The side plate 140 is attached to the body frame 110 by attaching the flange portions 142 and 143 of the side plate 140 and the edge portion 111 of the body frame 110.
a and 112a are made to correspond to each other and spot welding is performed.

After the casing 160 is assembled, when the vertical edge portion 122 of the connecting fitting 120 is pushed toward the main body frame 110 side, the connecting fitting 120 is guided and slid by the top plate 111 and the recess 115 and is pushed into the main body frame 110. Be done. Then, the vertical edge portion 122 of the connecting fitting 120.
The left end 126a of the elongated hole 126 of the connecting fitting 120 is brought into contact with and locked by the threaded portion 152 of the bolt 150 in a state in which is inserted inside the edge portion 111a of the main body frame 110. The vertical edge portion 122 of the connecting fitting 120 may be brought into contact with and locked by the flat plate portion 141 of the side plate 140. On the other hand, the vertical edge 122 of the connecting fitting 120 is connected to the main body frame 11
When pulled to the outside of 0, the connecting fitting 120 is guided and slid by the top plate 111 and the recess 115, and is pulled out from the main body frame 110. And the connecting fitting 1
The right end 126b of the elongated hole 126 of 20 abuts on the threaded portion 152 of the bolt 150 to be locked. As described above, the connecting fitting 120 is attached to the main body frame 110 so as to be retractable and retractable, and does not separate from the main body frame 110.

This casing 160 has a connecting fitting 120.
Is sunk in the main body frame 110, that is, the vertical edge 122 of the connecting fitting 120 is the edge 11 of the main body frame 110.
It can be packed in the inside of 1a and can be transported in that state. In this case, even if an impact force is applied from the outside during transportation, the connecting fitting 120 does not bend. Therefore, the quality as a product can be maintained. Further, as a result, since the cushioning material for packing is simple, the cost for packing can be reduced.

This casing 160, when installed,
With a hanging bolt 170 that extends vertically above the ceiling,
The bottom part (to which a ceiling panel (not shown) is attached) is suspended at a height that matches the ceiling surface. Specifically, as shown in FIG. 2 (c), the connecting fitting 120 is attached to the long hole 12
4 (half) is pulled out to a position where it coincides with the notch 114 of the main body frame 110. Oblong hole 1 of the connecting bracket 120
The hanging bolt 170 is arranged in the groove 24 through the groove 125, and the main portion 121 of the coupling fitting 120 is sandwiched by nuts screwed to the hanging bolt 170 from above and below via washers (FIG. 5).
the same as). In this way, the casing 160 is connected to the hanging member 170. In this case, the connecting metal fitting 120 does not come off from the main body frame 110 by coming into contact with the screw portion 152 of the bolt 150, and the connecting metal fitting 120 is surrounded by the top plate 111 and the recessed portion 115. Therefore, there is no inclination with respect to the main body frame 111. Therefore, the casing 160 can be firmly attached to the hanging bolt 170.

(Third Embodiment) FIG. 3A shows a main part of a casing 260 of an air conditioner according to a third embodiment before being assembled. It should be noted that the casing 260 has a substantially same appearance as the casing 960 shown in FIG. 5 when installed. The portion shown in FIG. 3 (a) corresponds to the corner portion indicated by the one-dot chain line circle A in FIG.
The four corners of casing 260 are similarly configured.

As shown in FIG. 3 (a), this casing 2
Reference numeral 60 denotes a main body frame (the same U-shaped cross section as the main body frame 910 of FIG. 5) 210, a U-shaped cross-section connecting fitting 220 as a connecting tool, and a holding member that functions as a part of the guide portion. 230, a bolt 250 with a spacer that serves as a locking portion, and side plates 240 (only the left side is shown) that are fitted and attached to both left and right sides of the main body frame 210. In the following, for convenience of description, the main body frame 2
The direction in which the side plate 240 is fitted with respect to 10 is called the left-right direction, and the direction along the edge 211a of the top plate 211 is called the front-back direction. Further, assuming that the metal fitting 220, the holding member 230, and the side plate 240 are assembled, the respective configurations will be described with reference to this direction.

Edge portion 2 of the top plate 211 of the main body frame 210
11a is provided with a notch 214 corresponding to (a half of) the long hole 224 of the connecting fitting 220 to be described later, and a spacer 253 of the bolt 250 to be described later is provided on the right side of the notch 214 of the top plate 211. Round hole 21 for just inserting
7 are provided.

The connecting fitting 220 has a substantially rectangular plate-shaped main portion 221 arranged horizontally along the top plate 211 and the main portion 22.
A rectangular plate-shaped vertical edge portion 2 which is continuous with the left end of 1 and extends vertically downward
22. The main portion 221 is formed with an elongated slot 224 along the vertical edge portion 222 in the front-rear direction for disposing the suspension bolt when the casing is installed. Further, a groove 225 is provided across the vertical edge portion 222 from the center of the long hole 224 so that the long hole 224 communicates with the outside. In addition, an elongated hole 226 elongated in the left-right direction is formed substantially in the center of the main portion 221. The longitudinal dimension of the long hole 226 is such that a flange portion 242 of the side plate 240, which will be described later, is provided in order to secure a horizontal stroke of the connecting fitting 220.
The width is set to approximately twice the width of the. Also, the slot 22
The width in the front-rear direction of 6, that is, the inner diameters of the semicircular edge portions 226a and 226b at both ends in the longitudinal direction of the elongated hole 226 is set to a dimension obtained by adding a slight margin to the inner diameter of the round hole 217. The right end corner portion of the main portion 221 has a taper 22 to smoothly pass through the gap between the top plate 211 and the holding member 236 when attached to the top plate 211 described later.
1a and 221b are formed.

The holding member 230 includes a rectangular plate-shaped horizontal portion 231 arranged horizontally along the top plate 211 and a horizontal portion 2.
Rectangular plate-shaped vertical portions 232 and 234 that are connected to both ends of the vertical direction 31 and extend vertically upward, and the vertical portions 232 and 234.
And rectangular plate-shaped outer edge portions 233 and 235 that are continuous with the upper end of the and extend outward in the front-rear direction. A screw hole 236 having an inner diameter smaller than the inner diameter of the round hole 217 is formed at the center of the horizontal portion 231. The horizontal dimension of the horizontal portion 231 is set to approximately half the horizontal dimension of the main portion 221 of the connecting fitting 220. The dimension of the horizontal portion 231 in the front-rear direction is set to the dimension of the main portion 221 of the coupling fitting 220 with the margin in the front-rear direction. The vertical dimension of the vertical portions 232 and 234 is the size of the connecting fitting 220.
The main portion 221 has a thickness with a slight margin, and is smaller than the vertical dimension of the vertical edge portion 222 of the connecting fitting 220.

The bolt 250 has a head portion 251 and a screw portion 252 which can be screwed into the screw hole 236 of the holding member 230.
And a cylindrical spacer 253 screwed onto the outer periphery of the screw portion 252. The length of the spacer 253 is
The thickness of the top plate 211 and the vertical portion 23 of the holding member 230.
The size is set to be slightly larger than the sum of the vertical size of 2, 234 and the vertical size. Spacer 253 with round hole 2
The outer diameter of the spacer 253 is set to be substantially the same as the inner diameter of the round hole 217 so that the spacer 253 can be just inserted. The length of the tip of the threaded portion 252 protruding from the spacer 253 is set to a dimension that exceeds the thickness of the horizontal portion 231 of the holding member 230.

The side plate 240 has a substantially rectangular flat plate portion 241 and
The flat plate portion 241 has flange portions 242 and 243 vertically provided on the edge portion thereof. Top plate 2 of the side plate 240
At a position corresponding to the notch 214 of 11, the connecting metal fitting 2
In order to allow the main portion 221 of 20 to project and retract, a rectangular notch 244 is formed by partially notifying the flange portion 242 and the flat plate portion 241. Cutout 244
The dimension in the front-rear direction is set to the dimension in the front-rear direction of the main portion 221 of the connecting fitting 220 with a slight margin. The vertical dimension of the notch 244 is a dimension obtained by adding a slight margin to the thickness of the main portion 221 of the connecting metal fitting 220, and is smaller than the vertical dimension of the vertical edge portion 222 of the connecting metal fitting 220. Is set to. In this example, the size of the cutout 244 in the vertical direction is determined by the holding member 2
The size is set to be equal to the vertical size of the vertical portion 32 of 30.

When assembling the casing 260, first, the horizontal portion 231 and the vertical portions 232, 2 of the holding member 230 are assembled.
With the main portion 221 of the connecting fitting 220 held by 34, the round hole 217 of the top plate 211 is made to correspond to the elongated hole 226 of the connecting fitting 220 and the screw hole 236 of the holding member 230. In this state, as shown in FIG. 3B (corresponding to a cross section taken along the line CC in FIG. 3A), the screw portion 252 and the spacer 253 of the bolt 250 are attached to the circular hole 217 from above.
The threaded portion 252 is inserted into the elongated hole 226, the threaded portion 252 is screwed into the threaded hole 236, and the threaded portion 252 of the bolt 250 is projected through the threaded hole 236 to the lower surface of the holding member 230. In this way, the connecting fitting 220 and the holding member 230 can be easily attached to the top plate 211 by only screwing the bolt 250 at one place. At the four corners of the top plate 211 of the main body frame 210, the connecting fittings 2
20 and the holding member 230 are attached. Then, the side plates 240 are fitted and attached to the main body frame 210 from both the left and right sides in a state where the vertical edge portion 222 of each connecting fitting 220 is pulled out to the outside of the main body frame 210. Body frame 21
The side plate 240 is attached to the flanges 242 and 243 of the side plate 240 and the edge portion 2 of the main body frame 210.
11a and 212a are made to correspond to each other and spot welding is performed.

After the casing 260 is assembled, when the vertical edge portion 222 of the connecting fitting 220 is pushed toward the main body frame 210, the connecting fitting 220 is guided by the top plate 211, the horizontal portion 31 of the holding member 230 and the vertical portions 232, 234. It slides and is pushed into the body frame 210.
Then, with the vertical edge 222 of the connecting fitting 220 inside the edge 211a of the main body frame 210, the left end 226a of the elongated hole 226 of the connecting fitting 220 contacts and is locked by the spacer 253 of the bolt 250. . In addition, connecting fitting 2
The vertical edge portion 222 of 20 may be brought into contact with and locked by the flat plate portion 241 of the side plate 240. On the other hand, the connecting fitting 22
When the vertical edge portion 222 of 0 is pulled to the outside of the main body frame 210, the connecting metal fitting 220 causes the horizontal portion 231 of the holding member 230.
And, it is guided by the vertical portions 232 and 234, slides, and is pulled out from the main body frame 210. And
The vertical edge portion 223 of the connecting fitting 220 is brought into contact with and locked by the end surface 231a of the horizontal portion 231 of the holding member 230. In this way, the connecting fitting 220 is attached to the main body frame 210 so as to be retractable and retractable, and does not separate from the main body frame 210.

The casing 260 has a connecting fitting 220.
Is sunk in the main body frame 210, that is, the vertical edge 222 of the connecting fitting 220 is the edge 21 of the main body frame 210.
It can be packed in the inside of 1a and can be transported in that state. In this case, even if an impact force is applied from the outside during transportation, the connecting fitting 220 does not bend. Therefore, the quality as a product can be maintained. Further, as a result, since the cushioning material for packing is simple, the cost for packing can be reduced.

This casing 260, when installed,
With a hanging bolt 270 that extends vertically above the ceiling,
The bottom part (to which a ceiling panel (not shown) is attached) is suspended at a height that matches the ceiling surface. Specifically, as shown in FIG.
4 (half) is pulled out to the position where it coincides with the notch 214 of the main body frame 210. Oblong hole 2 of connecting fitting 220
The suspension bolt 270 is arranged in the groove 24 through the groove 225, and the main portion 221 of the coupling fitting 220 is sandwiched by the nuts screwed to the suspension bolt 270 from above and below via washers (FIG. 5).
the same as). In this way, the casing 260 is connected to the suspension member 270. In this case, the connecting fitting 220 does not come off from the main body frame 210 by being brought into contact with the end surface 31a of the horizontal portion 31 of the holding member 230 and locked.
Further, since the connecting fitting 220 is surrounded by the top plate 211, the horizontal portion 231 and the vertical portions 232 and 234 of the holding member 230, it does not tilt with respect to the main body frame 211. Therefore, the casing 260 can be firmly attached to the suspension bolt 270.

(Fourth Embodiment) FIG. 3A shows a main part of a casing 360 of an air conditioner according to a fourth embodiment before being assembled. It should be noted that the casing 360 as a whole has substantially the same appearance as the casing 960 shown in FIG. 5 when installed. The portion shown in FIG. 3 (a) corresponds to the corner portion indicated by the one-dot chain line circle A in FIG.
The four corners of casing 360 are similarly configured.

As shown in FIG. 3 (a), this casing 3
Reference numeral 60 denotes a main body frame (having the same U-shaped cross section as the main body frame 910 in FIG. 5) 310, a U-shaped cross-section connecting metal fitting 320 as a connecting tool, a bolt 350 serving as a locking portion, and a main body. Side plates 340 (only the left side is shown) that are fitted and attached to both left and right sides of the frame 310 are provided. In the following, for convenience of description, the main body frame 310
The side plate 340 with respect to the left and right direction, the top plate 3
The direction along the edge 311a of 11 is called the front-back direction. Further, assuming that the metal fitting 320 and the side plate 34 are assembled,
Each configuration of 0 will also be described based on this direction.

Edge 3 of top plate 311 of main body frame 310
11a is provided with a notch 314 corresponding to (a half of) an elongated hole 324 of the connecting fitting 320 described later. Further, a screw hole for screwing the bolt 350 is provided to the right of the notch 314 of the top plate 311, and a flat rectangular recess 315 that functions as a part of the guide is provided to the right of the hole. Is provided. As shown in FIG. 3B (corresponding to a cross section taken along line BB in FIG. 3A), the recessed portion 315 is formed by drawing, and both ends in the front-rear direction are connected to the top plate 311. On the other hand, both ends in the left-right direction are cut to have a gap 316 between the top plate 311 and the top plate 311.

The connecting fitting 320 shown in FIG. 3 (a) is a substantially rectangular plate-shaped main portion 32 arranged horizontally along the top plate 311.
1 and a rectangular plate-shaped vertical edge portion 322 that is continuous with the left end of the main portion 321 and extends vertically downward. In the main part 321,
Along the vertical edge portion 322, an elongated slot 324 is formed in the front-rear direction for disposing the suspension bolt when the casing is installed. Also, from the center of the long hole 324 to the vertical edge portion 322.
Groove 32 that connects the elongated hole 324 to the outside through
5 are provided. Further, in the substantial center of the main portion 321,
An elongated slot 326 is formed in the left-right direction. Slot 3
The dimension of 26 in the longitudinal direction is set to be approximately twice the width in the left-right direction of a flange portion 344 of the side plate 340, which will be described later, in order to secure the stroke of the connecting fitting 320 in the left-right direction. Further, the width of the elongated hole 326 in the front-rear direction, that is, the semicircular edge portions 326a, 3 at both longitudinal ends of the elongated hole 326.
The inner diameter of 26b is set to a dimension obtained by adding a slight margin to the inner diameter of the screw hole 317. The right end corner portion of the main portion 321 has a taper 321 so as to smoothly pass through the gap 316 when attached to a top plate 311 to be described later.
a and 321b are formed.

The bolt 350 is composed of a head portion 351 and a screw portion 352 which can be screwed into the screw hole 317 of the top plate 311. The length of the threaded portion 352 is set to such a dimension that the tip of the threaded portion 352 exceeds the lower surface of the recessed portion 315 when screwed into the screw hole 317 of the top plate 311 from above.

The size of the recess 315 in the left-right direction is set to be approximately half the size of the main part 321 of the connecting fitting 320 in the left-right direction. The dimension of the recessed portion 315 in the front-rear direction is set to the dimension of the main portion 321 of the connecting fitting 320 in the front-rear direction with a slight margin. The vertical dimension of the gap 316 is determined by the main portion 32 of the connecting fitting 320.
The thickness is set to 1 plus a slight margin and is smaller than the vertical dimension of the vertical edge portion 322 of the connecting fitting 320.

The side plate 340 has a substantially rectangular flat plate portion 341,
The flat plate portion 341 has flange portions 342 and 343 vertically provided on the edge portion thereof. Top plate 3 of the side plates 340
At a position corresponding to the notch 314 of the eleventh, the connecting fitting 3
A rectangular notch 344 is formed by partially notifying the flange portion 342 and the flat plate portion 341 in order to allow the main portion 321 of 20 to project and retract. Cutout 344
The dimension in the front-rear direction is set to the dimension in the front-rear direction of the main portion 321 of the connecting fitting 320 with a slight margin. The vertical dimension of the notch 344 is a dimension obtained by adding a slight margin to the thickness of the main portion 321 of the connecting fitting 320, and is smaller than the vertical dimension of the vertical edge portion 322 of the connecting fitting 320. Is set to. In this example, the size of the cutout 344 in the vertical direction is determined by the above-mentioned gap 3
The size is set to be equal to the size of 16 in the vertical direction.

When assembling the casing 360, the main portion 321 of the connecting fitting 320 is inserted into the gap 316 between the top plate 311 and the recess 315 from the left side, and the elongated hole 326 of the connecting fitting 320 is screwed into the top plate 311. It corresponds to the hole 317.
In this state, the bolt 350 is screwed into the screw hole 317 from above as shown in FIG. 3 (c) (corresponding to the cross section taken along the line CC in FIG. 3 (a)), and the screw of the bolt 350 is screwed. Part 352
Through the long hole 326 to project to the lower surface of the connecting fitting 320. In this way, the connecting fitting 320 can be easily attached to the top plate 311 by only screwing the bolt 350 at one place. Top plate 3 of the body frame 310
The connection fittings 320 are attached to the four corners of 11 by bolts 350, respectively. Subsequently, the side plates 340 are fitted and attached to the main body frame 310 from both left and right sides in a state where the vertical edge portion 322 of each connecting fitting 320 is pulled out to the outside of the main body frame 310. The side plate 340 is attached to the main body frame 310 by the flange portions 342 and 343 of the side plate 340 and the edge portion 311 of the main body frame 310.
a and 312a are made to correspond to each other and spot welding is performed.

After the casing 360 is assembled, when the vertical edge portion 322 of the connecting fitting 320 is pushed toward the main body frame 310 side, the connecting fitting 320 is guided and slid by the top plate 311 and the recessed portion 315, and is pushed into the main body frame 310. Be done. Then, the vertical edge portion 322 of the connecting fitting 320
The left end 326a of the elongated hole 326 of the connecting fitting 320 is brought into contact with the threaded portion 352 of the bolt 350 to be locked in a state in which is inside the edge portion 311a of the main body frame 310. The vertical edge portion 322 of the connecting fitting 320 may be brought into contact with and locked by the flat plate portion 341 of the side plate 340. On the other hand, the vertical edge portion 322 of the connecting fitting 320 is connected to the body frame
When pulled to the outside of 0, the connecting fitting 320 is guided and slid by the top plate 311 and the recessed portion 315, and is pulled out from the main body frame 310. And the connecting fitting 3
The right end 326b of the elongated hole 326 of 20 abuts on the threaded portion 352 of the bolt 350 to be locked. In this way, the connecting fitting 320 is attached to the main body frame 310 so as to be retractable, and does not come off from the main body frame 310.

This casing 360 has a connecting fitting 320.
Is sunk in the body frame 310, that is, the vertical edge 322 of the connecting fitting 320 is the edge 31 of the body frame 310.
It can be packed in the inside of 1a and can be transported in that state. In this case, even if an impact force is applied from the outside during transportation, the connecting fitting 320 does not bend. Therefore, the quality as a product can be maintained. Further, as a result, since the cushioning material for packing is simple, the cost for packing can be reduced.

This casing 360, when installed,
With a hanging bolt 370 that extends vertically above the ceiling,
The bottom part (to which a ceiling panel (not shown) is attached) is suspended at a height that matches the ceiling surface. Specifically, as shown in FIG.
4 (half of it) is pulled out to the position where it coincides with the notch 314 of the main body frame 310. Oblong hole 3 of connecting fitting 320
The suspension bolt 370 is arranged through the groove 325 in 24, and the main portion 321 of the connecting fitting 320 is sandwiched by the nuts screwed to the suspension bolt 370 from above and below via washers (FIG. 5).
the same as). In this way, the casing 360 is connected to the suspension member 370. In this case, the connecting metal fitting 320 abuts on the screw portion 352 of the bolt 350 and is locked so as not to be separated from the main body frame 310, and the connecting metal fitting 320 is surrounded by the top plate 311 and the recessed portion 315. Therefore, there is no inclination with respect to the main body frame 311. Therefore, the casing 360 can be firmly attached to the hanging bolt 370.

[0054]

As is apparent from the above, in the casing of the air conditioner according to the first aspect of the present invention, since the connector is provided so as to be retractable from the main body, the connector is packaged in the main body in a retracted state. Shipped in state. Therefore, even if an impact force is applied from the outside during transportation, it is possible to reliably prevent the connecting tool from bending and maintain the quality as a product. Further, as a result, since the cushioning material for packing is simple, the cost for packing can be reduced. At the time of installation, since the connecting member is locked by the locking portion and does not separate from the main body, the casing can be suspended by the suspending member via the connecting member.

In the casing of the air conditioner according to the second aspect of the present invention, since the connecting member is guided in the protruding / retracting direction by the guide portion, the connecting member does not incline in a direction other than the protruding / retracting direction. At the time of installation, the casing can be firmly attached to the hanging member.

[Brief description of drawings]

FIG. 1 is a diagram showing a main part of a casing of an air conditioner according to a first embodiment of the present invention.

FIG. 2 is a diagram showing a main part of a casing of an air conditioner according to a second embodiment of the present invention.

FIG. 3 is a diagram showing a main part of a casing of an air conditioner according to a third embodiment of the present invention.

FIG. 4 is a view showing a main part of a casing of an air conditioner according to a fourth embodiment of the present invention.

FIG. 5 is a diagram showing a state in which a casing of a conventional air conditioner is suspended.

FIG. 6 is a diagram showing a state before assembly of a casing of a conventional air conditioner.

[Explanation of symbols]

 10, 110, 210, 310 Main body frame 20, 120, 220, 320 Connecting fitting 30, 230 Holding member 60, 160, 260, 360 Casing 70, 170, 270, 370 Hanging bolt 150, 350 Bolt 250 Bolt with spacer

Claims (2)

[Claims] 1. A body (10, 110, 210, 310)
In the casing (60, 160, 260, 3) of the air conditioner, the connector (20, 120, 220, 320) connected to the suspension member (70, 170, 270, 370) is provided in the
60), the connector (20, 120, 220, 320) is installed in the main body (10, 110, 210, 310) so as to be retractable, and the connector (20, 120, 220, 320) is attached to the main body. Locking part (30, 150, 250, 350) that locks so as not to separate from (10, 110, 210, 310)
A casing of an air conditioner, which is characterized by including. 2. The casing of the air conditioner according to claim 1, wherein a guide portion (11, 30; 111, 115;) that guides the connecting tool (20, 120, 220, 320) in a retracted direction.
211, 230; 311, 315).