JP3337107B2 - Outdoor unit of air conditioner - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an outdoor unit for an air conditioner, and more particularly to a structure for reinforcing the strength of a main body made of a synthetic resin cover or the like attached to a bottom plate.

[0002]

2. Description of the Related Art A conventional outdoor unit of an air conditioner includes, for example, a bottom plate 1 on which a compressor (not shown) and a heat exchanger 6 are partitioned by a partition plate 5 as shown in FIG. The lower mounting portion 8c is screwed into a fixing hole 1a provided in the bottom plate 1 (not shown).
A motor mounting base 8 which is inserted and screwed into an insertion hole 8d provided on the bottom plate 1 and which holds an engaging portion 8b provided on an upper mounting portion 8a with the heat exchanger 6, And a cover 2 composed of a synthetic resin rear cover 3 forming both side surfaces and a synthetic resin front cover 4 forming an upper surface and a front surface. The cover 2 forms the main body of the compressor,
The configuration is such that the heat exchanger 6, the motor mount 8 and the like are protected. In the above configuration, the rear cover 3 and the front cover 4 are made of synthetic resin, so that the rear surface and both side surfaces and the upper surface and the front surface are integrally formed. Machine. However, since the rear cover 3 and the front cover 4 are made of synthetic resin, there is a problem that the strength is insufficient particularly against a load applied to the upper surface of the front cover 4. Further, in the case where the heat exchanger 6 is replaced with a single-row or two-row heat exchanger 6 depending on the specifications of the outdoor unit main body of the air conditioner, the locking portion 8b provided on the upper mounting portion 8a is replaced with the locking portion 8b. There was a problem that two types of heat exchangers 6 had to be prepared for one or two rows of heat exchangers 6.

[0003]

SUMMARY OF THE INVENTION The present invention provides an outdoor unit of an air conditioner in which the strength of a synthetic resin cover for protecting a compressor, a heat exchanger, a motor mount and the like can be increased. The purpose is to:

[0004]

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and has a bottom plate in which a compressor and a heat exchanger are divided and placed by a partition plate, and the bottom plate is provided on the bottom plate. The main body is composed of a motor mounting base that stands upright facing the heat exchanger, a rear cover that forms the back and side surfaces, and a front cover that forms the top and front surfaces, and a synthetic resin cover attached to the bottom plate. In the outdoor unit of the air conditioner, the upper surface of the front cover is inside.
At one end, one end is locked on the upper side of one side of the rear cover,
Is provided on the upper part of the partition plate.
The upper portion of the motor mounting base is fixed substantially at the center of the motor mounting base . Also, one side is located substantially at the center of the reinforcing plate.
To form a recess with a first screw hole, while
At the top of the motor mounting base, corresponding to the recess, the first screw hole
A substantially L-shaped locking piece having a first insertion hole corresponding to
The screw inserted through the first insertion hole is inserted into the first screw hole.
By screwing the motor mounting base on the reinforcing plate
The upper part is fixed . In addition, the supplement
A recess provided with a first locking hole opening at one side substantially in the center of the strong plate
On the other hand, the recess is formed on the upper part of the motor mounting base.
And a first locking claw corresponding to the first locking hole.
The first locking claw is provided in the first locking hole.
The motor mounting base on the reinforcing plate.
The upper part is fixed. Further, a protrusion is provided in each of the first screw holes. Further, the first locking means includes a thin portion provided on an upper portion of one side surface of the rear cover, and a bifurcated and substantially L-shaped holding piece provided at one end of the reinforcing plate corresponding to the thin portion. It is characterized by becoming. Further, the thin portion is provided with protruding ribs corresponding to at least both sides of at least one of the forked holding pieces.

[0005]

With the above configuration, the outdoor unit of the air conditioner
Reinforcing plate provided inside the upper surface of the cover, compressor and heat exchanger
Screw the motor mount to the bottom plate on which the
Is fixed by the lock, the compressor, heat exchange
The cover made of synthetic resin to protect the
It can be simply and sufficiently reinforced.

[0006]

Embodiments of the present invention will be described below with reference to the accompanying drawings. In the description of the present embodiment, the strength is enhanced by providing a ridge on the upper surface of the cover made of synthetic resin, and the cover made of synthetic resin can be reinforced with a simpler operation by the reinforcing plate. An embodiment corresponding to claims 1 and 4 will be mainly described, and an embodiment corresponding to claims 1 and 3 will be described by adding or supplementing. FIG. 1, FIG. 2 (A) (B), FIG. 3 (A) (B)
In (C), reference numeral 1 denotes a bottom plate on which a compressor (not shown) and a heat exchanger and a motor mount, which will be described later, are partitioned by a partition plate which will be described later, and 1a is formed integrally with the bottom plate 1. The second locking claw provided in correspondence with the plurality of second locking holes provided in the lower mounting portion of the motor mounting base, which will be described later, locks the second locking claw in the second locking hole. By doing so, the lower mounting portion of the motor mounting base, which will be described later, can be locked on the bottom plate 1 by a simple operation in a state where the lower mounting portion is stabilized so as not to shift or slip. Claim 3
In the embodiment corresponding to the above, a plurality of second insertion holes provided in a lower mounting portion of a motor mounting base to be described later are provided, and protrusions for improving the strength of the bottom plate 1 corresponding to the second insertion holes are provided. Is formed integrally with the second screw hole 1a, and the second screw hole is formed by a screw (not shown) inserted through the second insertion hole.
Screwed to 1a, the lower mounting part of the motor mounting base described later,
It is configured such that it can be fixed on the bottom plate 1 in a state where it does not shift or slip. 2 is a synthetic resin rear cover 3 which is attached to the bottom plate 1 and protects a compressor (not shown), a heat exchanger, a motor mount, and the like, which will be described later. And a front cover 4 made of a synthetic resin having an upper surface and a front surface. 3a is a concave joint on the rear cover 3 side, and 4a is a convex formed on the front cover 4 side corresponding to the joint 3a. The convex 3a is joined to the joint 3a to form the cover. 2. 3b is the rear cover 3
The thin portion provided at least on one side of the upper portion, the thin portion 3b
And a bifurcated shape provided at one end of a reinforcement plate
By fitting a letter-shaped holding piece, one end of a reinforcing plate described later is held. 3c is a protruding rib corresponding to at least one of both sides of a bifurcated holding piece provided at one end of a reinforcing plate described later on the thin portion 3b, and the reinforcing plate described later is provided by providing the rib 3c. The bifurcated holding piece provided at one end of the head is configured to be held so as not to shift in the front-rear direction. Further, the thin portion 3b and the rib 3c are formed integrally with the rear cover 3 so that the dimensions and shape are finished with high accuracy, and the cost is advantageous. 4b is an embodiment corresponding to claim 1, wherein at least one ridge integrally protruded in the longitudinal direction outside the upper surface of the front cover 4, and the ridge 4b is protruded. The strength of the upper surface of the front cover 4 can be increased with respect to the load applied to the upper surface. The ridge
4b is formed integrally with the front cover 4 so that when the front cover 4 is formed, it is possible to prevent a reverse warp from being generated on the upper surface of the front cover 4 due to residual stress, and the dimensions and shape can be accurately determined. It is finished and has a cost-effective configuration. Further, by combining the ridge portion 4b with an embodiment corresponding to claim 3 or claim 4 using a reinforcing plate described later,
With respect to the load applied to the upper surface of the front cover 4,
The configuration is such that the strength of the cover 2 can be sufficiently enhanced. 4c, lower both ends of the ridge 4b outward
With the inclined surface or the curved surface formed by
By forming it as an inclined surface or a curved surface,
A configuration that does not impair the design of the front cover 4
Has become. Reference numeral 5 denotes a partition plate which stands on the bottom plate 1 and divides the bottom plate 1 into a heat exchanger room and a compressor room. 5a
Is an extended portion formed by extending the upper portion of the partition plate 5 into a substantially L-shape and integrally formed, and has a configuration in which the other end of a reinforcing plate described later is locked to the extended portion 5a. ing. The extension part 5a
Is formed integrally with the partition plate 5, so that the dimensions and shape can be finished with high precision and the cost is advantageous. Reference numeral 6 denotes a heat exchanger provided in the heat exchanger chamber, and reference numeral 7 denotes a first locking means A for locking one end to an upper portion of one side of the rear cover 3 in a longitudinal direction inside the upper surface of the front cover 4. And a second locking means B for locking the other end to the upper part of the partition plate 5. 7a
Is a recess formed by opening one side substantially at the center of the reinforcing plate 7, and has a configuration in which a locking piece of a motor mount described later is locked in the recess 7a. 7b is the concave portion 7a
By locking a first locking claw provided on a locking piece of a motor mounting base to be described later in the first locking hole 7b with a plurality of first locking holes provided in the motor mounting base. The locking piece can be locked to the concave portion 7a of the reinforcing plate 7 by a simple operation in a state where it is stabilized so as not to be displaced or idle. The concave portion 7a of the reinforcing plate 7
In addition, the strength of the cover 2 can be greatly increased by simply locking a locking piece of a motor mounting base to be described later. In the embodiment corresponding to claim 3, a plurality of first screw holes 7b integrally formed with protrusions for improving the strength are provided in the concave portions 7a, and the first screw holes 7b correspond to the first screw holes 7b. A first insertion hole is provided in a locking piece of a motor mounting base to be described later, and a screw (not shown) inserted through the first insertion hole is screwed into the first screw hole 7b, so that a motor mounting base to be described later is mounted. The locking piece is configured to be fixed to the reinforcing plate 7 without displacement or idling. 7c
3B is a bifurcated, substantially L-shaped holding piece integrally formed at one end of the reinforcing plate 7 corresponding to the thin portion 3c, as shown in FIG. And the thin portion 3c,
The first locking means A for locking one end of the reinforcing plate 7 is formed. In addition, the holding piece 7c is formed integrally with the reinforcing plate 7 so that the dimensions and shape are accurately finished, and the holding piece 7c has a configuration advantageous in cost. 7d
As shown in FIG. 3C, is a flange provided on both sides and a tip of the other end of the reinforcing plate 7 corresponding to the extension 5a, and the extension 5a is formed by the flange 7d. It has a configuration in which a second locking means B that can be held is formed. Reference numeral 8 denotes a motor mounting stand which is installed on the bottom plate 1 to mount a motor (not shown) opposite to the heat exchanger 6, and as shown in FIG. By locking to the bottom plate 1 and the reinforcing plate 7,
The configuration is such that the strength of the cover 2 can be sufficiently enhanced. Reference numeral 8a denotes a substantially L-shaped locking piece integrally formed on the upper portion of the motor mounting base 8, wherein the locking piece 8a is locked to the concave portion 7a of the reinforcing plate 7. Has become. 8b is a first locking claw integrally formed on the locking piece 8a corresponding to the first locking hole 7b, and locks the locking claw 8b into the first locking hole 7b. Thus, the locking piece 8a can be locked to the concave portion 7a of the reinforcing plate 7 by a simple operation. In the embodiment corresponding to claim 3, as described above, the concave portion 7a is provided with a plurality of first screw holes 7b integrally formed with protrusions for improving the strength, A first insertion hole 8b is provided in the locking piece 8a of the motor mounting base 8 corresponding to the first insertion hole 8b.
A screw (not shown) through which 8b is inserted is screwed into the first screw hole 7b, and the locking piece 8a of the motor mounting base 8 is fixed to the reinforcing plate 7 without displacement or idling. It is configured to do so. 8c is a lower mounting portion of the motor mounting base 8, and 8d is a plurality of second locking holes provided in the lower mounting portion 8c corresponding to the second locking claw 1a.
By locking the second locking claw 1a in the second locking hole 8c, the lower mounting portion 8c is stabilized so as not to be displaced or slipped.
It is configured so that it can be locked on top. In the embodiment corresponding to claim 3, the lower mounting portion 8c
The bottom plate 1 is provided with a second screw hole 1a corresponding to the second insertion hole 8d, and the second insertion hole 8d is provided by a screw (not shown) inserted through the second insertion hole 8d. The lower mounting portion 8c can be fixed on the bottom plate 1 by being screwed into the screw hole 1a.

[0007] According to the above configuration, claims 1 and 3 are provided.
In an embodiment corresponding to the above, the strength of the upper surface of the front cover 4 is increased by the protrusions 4b, and one end of the reinforcing plate 7 is attached to the upper surface of one side of the rear cover 3 by the first locking means A. And the other end is screwed to the upper part of the partition plate 5 by the second locking means B, and the locking piece 8a of the motor mount 8 is screwed into the recess 7a of the reinforcing plate 7. Then, the lower mounting portion 8c of the motor mounting base 8 is screwed to the bottom plate 1 to provide an outdoor unit of an air conditioner in which the strength of the cover 2 made of synthetic resin can be sufficiently enhanced. . Further, with the above configuration, in the embodiment corresponding to claim 1 and claim 4, the strength of the upper surface of the front cover 4 is increased by the ridge 4b, and Reinforcement plate 7
Is fixed to the upper part of one side surface of the rear cover 3, and the other end is locked to the upper part of the partition plate 5 by the second locking means B. Stand 8
And the lower mounting portion 8c of the motor mounting base 8 is locked to the bottom plate 1 to enhance the strength of the cover 2 made of synthetic resin by a simpler operation. An outdoor unit of an air conditioner that can be used.

[0008]

As described above, according to the present invention, the compressor,
An outdoor unit of an air conditioner in which a cover made of a synthetic resin for protecting a heat exchanger, a motor mount, and the like can be easily and sufficiently reinforced regardless of a single-row or double-row heat exchanger.

[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.

FIG. 2 is an external view of an outdoor unit of the air conditioner according to the present invention,
(A) is a plan view and (B) is a front view.

FIG. 3 is an explanatory view of an outdoor unit of an air conditioner according to the present invention;
(A) is a main part perspective view, (B) is a main part exploded perspective view showing the first locking means A, and (C) is a main part exploded perspective view showing the second locking means B. .

FIG. 4 is a sectional view of a main part of an outdoor unit of the air conditioner according to the present invention.

FIG. 5 is an exploded perspective view of an outdoor unit of an air conditioner according to a conventional example.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Bottom plate 1a 2nd latching claw 2 Cover 3 Rear cover 3a Joining part 4 Front cover 4a Convex part 4b Protrusion 4c Inclined or curved surface 5 Partition plate 5a Extension part 6 Heat exchanger 7 Reinforcement plate 7a Depression 7b First member Stop hole, first insertion hole 7c Holding piece 7d Flange 8 Motor mounting base 8a Locking piece 8b First locking claw 8c Lower mounting portion 8d Second locking hole, second insertion hole A First locking means B Second Locking means

──────────────────────────────────────────────────続 き Continued on front page (58) Field surveyed (Int. Cl. ⁷ , DB name) F24F 5/00

Claims (6)

(57) [Claims] 1. A bottom plate on which a compressor and a heat exchanger are partitioned by a partition plate and mounted, a motor mounting stand erected on the bottom plate so as to face the heat exchanger, and a back surface and both side surfaces are constituted. An outdoor unit of an air conditioner, comprising a rear cover and a front cover that constitutes a top surface and a front surface, and a body made of a synthetic resin cover attached to the bottom plate, inside the top surface of the front cover, One end of the rear cover
-Lock on the upper side of one side, and the other end is
A reinforcing plate for stopping the motor is provided, and the motor mounting is provided substantially at the center of the reinforcing plate.
The air characterized by fixing the upper part of the attachment base
An outdoor unit of a harmonic machine. 2. A reinforcing plate having an opening at one side substantially at a center thereof.
While forming a recess with one screw hole, the motor mounting
The upper part of the base corresponds to the concave part, and the
A substantially L-shaped locking piece having one insertion hole is provided, and the first insertion
Screwing the screw inserted through the through hole into the first screw hole
Thereby, the upper part of the motor mounting base is fixed to the reinforcing plate.
The room of the air conditioner according to claim 1, characterized in that:
Outside machine. 3. A reinforcing plate having an opening at one side substantially at the center thereof.
Forming a recess with one locking hole,
The upper part of the base corresponds to the concave part, and the
A substantially L-shaped locking piece having one locking claw is provided, and
By locking a pawl into the first locking hole, the reinforcement is performed.
The upper part of the motor mount is fixed to a plate.
The outdoor unit of an air conditioner according to claim 1, wherein Wherein the first screw hole, the outdoor unit of an air conditioner according to claim 2, characterized in that a respective projection. 5. A substantially thin L-shaped holding part provided at one end of the reinforcing plate corresponding to the thin part provided at an upper portion of one side surface of the rear cover. The outdoor unit for an air conditioner according to claim 3, comprising a piece. Wherein the thin portion, the outdoor unit of an air conditioner according to claim 5, characterized in that a rib of the corresponding projecting to at least one of both sides of the bifurcated holding piece.