JPH1163569A - Outdoor device of air conditioner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To reinforce the strength such that an operation valve mounting member on which an operation valve is mounted is not deformed when a connection piping introduced from an upper portion of a body is connected with the operation valve through a flare nut. SOLUTION: This outdoor device is adapted such that a fixing flange having a plurality of screw holes 9b is hung on one side of an operation valve mounting tool 9, and a fixing insertion hole is provided in a front cover 11 and a rear cover 12 corresponding to the screw holes in the fixing flange. The one side of the operation valve mounting tool 9 is engaged with the screw holes 9b with a screw inserted through the fixing insertion hole, and is fixed with the front cover 11 and the rear cover 12.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an outdoor unit of an air conditioner, and more particularly, to connecting an operating valve introduced from an upper portion of a main body to an operating valve with a flare nut. The present invention relates to a structure capable of increasing the strength so that an operation valve fitting is not bent.

[0002]

2. Description of the Related Art As shown in FIGS. 1 and 3, for example, an outdoor unit of a conventional air conditioner is mounted substantially at the center on the front side on a bottom plate 1 and covered with a compressor cover 2a. A heat exchanger 3 provided on the rear side and both sides of the compressor 2 and bent in a substantially concave shape; a blower 4 provided opposite to the rear part of the heat exchanger 3; An electrical component part 7 held on a holding plate 5 fixed to the upper end of a side plate 3a attached to both sides of the heat exchanger 3 and containing electric components, the upper part of which is covered by a ceiling reinforcing plate 6; 7, the holding plate 5 on one side
And is fixedly attached to a sheet metal operation valve attachment 9,
A plurality of operation valves 8a having flare nuts 8a 'and 8b' for connecting a connection pipe (not shown) introduced from the indoor unit side.
And 8b, a synthetic resin top cover 10 covering the operation valves 8a and 8b and the upper part of the electrical component 7, and a synthetic resin outer cover which is attached to the bottom plate 1 and includes a front cover 11 and a rear cover 12. It consisted of a torso and.

The upper portions of the front cover 11 and the rear cover 12 are fixed to each other with screws dedicated to synthetic resin, or the upper portion of the front cover 11 is screwed into a screw hole 9b provided in the operation valve mounting member 9. The operation valve mounting member 9 is screwed and fixed to a fixing portion having a ', while the rear portion is locked by a plurality of male locking portions a and the mounting portion b is screwed to secure the holding portion. The configuration was such that it could be attached to the plate 5.

However, when the flare nuts 8a 'and 8b' are tightened or loosened using a tool such as a spanner, a strong force is applied to the control valves 8a and 8b, and the control valve fitting 9 is bent. There is a problem that the workability is poor because the fixing portion having the screw hole 9b 'hinders the use of a tool such as a wrench.

Further, in order to easily tighten the flare nuts 8a 'and 8b', it is necessary to increase the mounting position of the operation valves 8a and 8b, which causes a problem in reducing the size of the main body. Had.

[0006]

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems, and when a connecting pipe introduced from the upper portion of a main body is connected to an operating valve with a flare nut, an operating valve mounting member to which the operating valve is attached is provided. It is an object of the present invention to provide an outdoor unit of an air conditioner capable of increasing strength so as not to bend.

[0007]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention provides a compressor which is mounted substantially at the center on the front side on a bottom plate and which is covered with a compressor cover. , A heat exchanger bent substantially in a concave shape, a blower provided facing the back of the heat exchanger, and fixed to the upper end of a side plate attached to both sides of the heat exchanger. An electrical part, which is held on the held holding plate and accommodates electric components and whose upper part is covered with a ceiling reinforcing plate, and which is fixed to a sheet metal operation valve fitting on the holding plate on one side of the electrical part. A plurality of operation valves that are attached and provided with a flare nut that connects a connection pipe introduced from the indoor unit side and are separated from each other, and a top cover made of a synthetic resin that covers an upper portion of the operation valve and the electrical unit, It is attached to the bottom plate and has a front cover and a rear cover. A fixing flange having a plurality of screw holes on one side of the operating valve fitting, and the front flange corresponding to the screw holes of the fixing flange. A fixing insertion hole is provided in the cover and the rear cover, and one side of the operation valve fitting is fixed to the front cover and the rear cover by screwing into the screw hole with a screw inserted through the fixing insertion hole. It has a configuration.

Further, the screw hole is provided with a protruding portion projecting inward.

[0009] Further, the operating valve mounting member is provided with a plurality of concave portions having a substantially concave cross-section having an upper part and one side opened, facing the flare nut of the operating valve which is separated from the front and rear. .

Further, the recess is formed integrally with the operating valve fitting by drawing.

Further, the bottom of the recess is formed lower than the upper end of the heat exchanger.

Further, the recess has a structure in which the bottom surface of the front part is formed lower than the rear part.

Further, a through hole is provided on the bottom surface of the concave portion.

[0014]

Embodiments of the present invention will be described below in detail with reference to the drawings. In FIG. 1 and FIGS. 2A to 2C, reference numeral 1 denotes a bottom plate, and 2 denotes a compressor mounted on the bottom plate 1 at a substantially central portion on the front side thereof with a compressor cover 2a mounted thereon. Is a heat exchanger bent substantially in a concave shape on the rear side and both sides of the compressor 2, 4 is a blower provided to face the rear side of the heat exchanger 3, 7 is the heat exchanger 3 Holding plate 5 fixed to the upper end of side plate 3a attached to both ends of
An electrical component part 8a and 8b which is held on the upper side and accommodates electrical components therein and whose upper part is covered with a ceiling reinforcing plate 6 is mounted on the holding plate 5 on one side of the electrical component part 7 by a sheet metal operation valve fitting. A plurality of operating valves which are fixed to and attached to 9 and which are connected to connecting pipes (not shown) introduced from the indoor unit side and which are provided with flare nuts 8a 'and 8b' and which are spaced apart from each other in the front and rear directions; And 8b
And a top cover made of a synthetic resin for covering the upper part of the electrical component 7 covered with the ceiling reinforcing plate 6, a front cover 11 attached to the bottom plate 1, a rear cover 12, and these front cover 11 and rear cover 12 Constitutes an outer trunk.

As shown in FIGS. 2 (A) and 2 (B), the operating valve mounting member 9 has a rear portion provided with a plurality of male engaging portions a.
And attached to the holding plate 5 by screwing the mounting portion b.

Further, a fixing flange having a plurality of screw holes 9b is hung down on one side of the operating valve mounting member 9, and the front cover 11 and the rear cover 11 correspond to the screw holes 9b of the fixing flange. A fixing insertion hole is provided in 12, and one side of the operation valve mounting member 9 is screwed into the screw hole 9b with a screw inserted through the fixing insertion hole, so that one side of the operation valve mounting member 9 is firmly fixed by the front cover 11 and the rear cover 12. When the flare nuts 8a 'and 8b' are tightened or loosened using a tool such as a spanner,
Even if a strong force is applied to the operation valves 8a and 8b, the operation valve attachment 9 does not bend, and
The fixing flange provided with the screw hole 9b hangs down so that a tool such as a wrench does not hinder it, and thus has a structure capable of improving workability.

Further, the operating valve mounting member 9 has a plurality of substantially concave cross-sections whose upper and one sides are open, facing the flare nuts 8a 'and 8b' of the operating valves 8a and 8b which are spaced apart from each other. The concave portion 9a is provided, whereby the movable range of a tool such as a spanner can be expanded, so that the tool is easy to use and the workability is further improved. .

Further, by forming the concave portion 9a integrally with the operation valve fitting 9 by drawing, the dimensions and shape can be accurately finished, and the configuration is advantageous in terms of cost.

Further, as shown in FIG. 2B, the bottom of the recess 9a is formed lower than the upper end of the heat exchanger 3, so that the movable range of a tool such as a spanner is expanded. The configuration is such that workability can be further improved.

Further, as shown in FIG. 2 (B), the recess 9a is formed such that the bottom surface of the front portion is lower than that of the rear portion, so that the operation valve 8a at the front portion can be mounted lower. Therefore, the front cover 11 corresponding to the upper part of the operation valve 8a
In addition, an inclined portion or a curved surface portion is formed so that the ceiling surface can be designed low.

As shown in FIGS. 2 (A) and 2 (B), the bottom of the recess 9a is provided with a through hole d so that water droplets generated in the operation valves 8a and 8b can be removed from the bottom plate. 1 is configured to be dropped.

Further, as shown in FIG. 2 (C), by providing a projection c protruding inward in the screw hole 9b, the strength of the screw hole 9b is increased, and the screw can be further strengthened. It is configured to be screwed.

With the above construction, as shown in FIG. 1 and FIGS. 2 (A) to 2 (C), a fixing flange provided with a plurality of screw holes 9b on one side of the operating valve mounting member 9. Drooping
Corresponding to the screw hole 9b of the fixing flange, a fixing insertion hole is provided in the front cover 11 and the rear cover 12, and the screw hole is inserted by a screw inserted through the fixing hole.
9b, one side of the operation valve mounting member 9 is fixed by the front cover 11 and the rear cover 12, so that the flare nuts 8a 'and 8b' are tightened using a tool such as a spanner. When the operation valve 8a or 8b is loosened or loosened, the operation valve mounting member 9 does not bend even if a strong force is applied to the operation valve 8a and 8b, and the fixing flange having the screw hole 9b is provided with a spanner. Since such tools are hung so as not to be in the way, the outdoor unit of the air conditioner can be improved in workability.

[0024]

As described above, according to the present invention, when the connection pipe introduced from the upper part of the main body is connected to the operation valve with the flare nut, the strength of the operation valve mounting member to which the operation valve is attached is prevented so as not to bend. It is an outdoor unit of an air conditioner that can be enhanced.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of an outdoor unit of an air conditioner according to the present invention and a conventional example.

FIG. 2 is an explanatory view of a main part of an outdoor unit of an air conditioner according to the present invention, wherein (A) is a plan view, (B) is a perspective view,
(C) is a sectional view.

FIG. 3 is a perspective view of a main part of an outdoor unit of an air conditioner according to a conventional example.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Bottom plate 2 Compressor 2a Compressor cover 3 Heat exchanger 3a Side plate 4 Blower 5 Holding plate 6 Ceiling reinforcing plate 7 Electrical parts 8a, 8b Operating valves 8a ', 8b' Flare nut 9 Operating valve mounting plate 9a Restrictor 9b Screw hole 10 Top cover 11 Front cover 12 Rear cover a Locking part b Mounting part c Protrusion d Through hole

Claims (7)

[Claims] 1. A compressor which is mounted substantially at the center on the front side on a bottom plate and which is covered with a compressor cover, and which is provided over the rear side and both sides of the compressor, and is formed by bending substantially in a concave shape. Heat exchanger, and a blower provided opposite to the rear surface of the heat exchanger, and held on a holding plate fixed to an upper end of a side plate attached to both sides of the heat exchanger, and accommodates electric components. The electrical part whose upper part is covered with a ceiling reinforcing plate is connected to the holding plate on one side of the electrical part by being fixedly attached to a sheet metal operation valve fitting and connected to a connection pipe introduced from the indoor unit side. A plurality of operating valves provided with a flare nut to be separated from each other, a top cover made of a synthetic resin that covers an upper portion of the operating valve and the electrical unit, and a front cover and a rear cover that are attached to the bottom plate. Outer shell made of synthetic resin A fixing flange having a plurality of screw holes is hung on one side of the fixture, and fixing front through holes are provided in the front cover and the rear cover corresponding to the screw holes of the fixing flange. An outdoor unit of an air conditioner, characterized in that one side of the operation valve mounting member is fixed by the front cover and the rear cover by being screwed into the screw hole with a screw inserted therethrough. 2. The outdoor unit of an air conditioner according to claim 1, wherein a protrusion projecting inward is provided in the screw hole. 3. A plurality of recesses having a substantially concave cross-section having an upper part and one side opened, opposed to a flare nut of the operation valve, which is spaced apart from the front and rear, in the operation valve fitting. The outdoor unit of the air conditioner according to claim 1. 4. The outdoor unit of an air conditioner according to claim 3, wherein the recess is formed integrally with the operating valve fitting by drawing. 5. The outdoor unit of an air conditioner according to claim 1, wherein a bottom surface of the concave portion is formed lower than an upper end portion of the heat exchanger. 6. The outdoor unit of an air conditioner according to claim 3, wherein the recess has a lower portion formed at a front portion thereof lower than a rear portion thereof. 7. The outdoor unit of an air conditioner according to claim 3, wherein a through hole is provided in a bottom surface of the concave portion.