JPH08200740A - Outdoor unit for air conditioner - Google Patents

Abstract

PURPOSE: To provide the outdoor unit for an air conditioner in which a synthetic resin cover is fixed with a reinforcing plate made of a steel plate by a screw and can be rigidly fixed. CONSTITUTION: Mounting holes 5b are provided at the both sides of a front cover 5 made of synthetic resin, insertion holes 4a are provided at a rear cover 4 made of synthetic resin corresponding to the holes 5b, locking holes are provided, and locking pawls 6a are provided at one sides of reinforcing plate 6 made of steel plate and a second reinforcing plate 6 corresponding to the locking holes, locked, and threaded holes 6b are provided at one side of the plate 6 corresponding to the holes 5b and 4c. Thus, the holes 6b are engaged by the holes 5b and the screws 7 inserted to the holes 4c, thereby fixing the covers 4, 5 to the plates 6 and the second plates 6.

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 improving the fixing strength of fixing a synthetic resin cover with screws.

[0002]

2. Description of the Related Art An outdoor unit of a conventional air conditioner includes a compressor (not shown) and a heat exchanger (not shown) as shown in FIGS. 5 and 6A and 6B, for example. , A bottom plate 2 having a screw hole 2a which is partitioned and placed by a partition plate 3 having an engaging portion 3a at the upper end, an engaging hole 4b at least on one side upper end, and a screw hole 4c having a boss. Both side surfaces provided, a back surface having a suction port, and an upper surface rear end portion are continuously formed, and a joint portion is continuously provided at an opening end portion, and the screw hole 2a is provided at the lower portion of the back surface.
Rear cover 4 made of synthetic resin with through holes 4d corresponding to
And an electric component cover 4a for covering the opening of an electric component box provided on one side of the rear cover 4, and a locking claw 6a corresponding to the locking hole 4b provided on one side for locking and also the screw hole. 4c is provided with a mounting hole 5b, the other side is provided with a locking plate 6a corresponding to the locking portion 3a, and a reinforcing plate 6 for locking, and a mounting hole 5b corresponding to the screw hole 4c. Made of synthetic resin, which is joined to a joining portion and continuously forms an upper surface connected to the rear end of the upper surface and a front surface having an outlet, and a through hole 5c corresponding to the screw hole 2a in the lower portion of the front surface. The front cover 5 and a fan ring 5a for a blower fan provided on the back side of the front cover 5 are screwed into the screw hole 4c by a screw 7 inserted through the mounting hole 5b, and the through hole is formed. 4d and 5c
The front cover 5 and the rear cover 4 are fixed to the bottom plate 2 by fixing the front cover 5 and the rear cover 4 with the screw 7, and the main body is fixed to the bottom plate 2. It is configured to protect the compressor, the heat exchanger and the like. With the above configuration, the rear cover 4 and the front cover 5 for protecting the compressor, the heat exchanger and the like are made of synthetic resin, so that the back surface and both side surfaces and the top surface and the front surface are integrally formed. It was an outdoor unit of an air conditioner that is cost effective. However, when the screw 7 is screwed into the screw hole 4c, since the screw hole 4c is made of synthetic resin, the screw thread collapses and becomes a screw stupid, and the screw 7 idles to rotate the rear cover 4c. There was a problem that the front cover 5 could not be fixed.

[0003]

SUMMARY OF THE INVENTION In the present invention, a synthetic resin cover for protecting a compressor, a heat exchanger, etc. is screwed to a reinforcing plate made of a steel plate so that the cover can be securely fixed. The present invention aims to provide an outdoor unit for an air conditioner.

[0004]

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and it is erected on a bottom plate, and the bottom plate is partitioned into a compressor chamber and a heat exchanger chamber and an upper end thereof is provided. A partition plate having a locking portion, a side surface having a locking hole and an insertion hole at least on one side upper end, a back surface having a suction port, and an upper surface rear end portion are continuously formed, A rear cover made of synthetic resin, which is continuously provided with a joint portion at the opening end, a locking claw corresponding to the locking hole provided on one side for locking, and a screw hole corresponding to the insertion hole. , A reinforcing plate provided with a locking claw corresponding to the locking portion on the other side for locking and a mounting hole corresponding to the insertion hole, joined to the joint portion, and connected to the upper end rear end portion It is composed of a synthetic resin front cover in which an upper surface and a front surface having an outlet are continuously formed. And screwed into the screw holes by screws inserted through the door, characterized in that the said and the front cover rear cover is fixed to the reinforcing plate. Further, a flange corresponding to the tip of the locking claw is provided on at least one side of the both side surfaces, and the tip of the locking claw is in contact with the flange. Further, the flange is formed in a substantially L-shape, and the tip of the locking claw is held by the substantially L-shaped portion. Further, the flange is integrally formed with the rear cover. Further, the locking hole, the insertion hole, and the flange are provided on the other side of the rear cover, and a locking claw corresponding to the locking hole is provided on one side for locking and a screw corresponding to the insertion hole. A second reinforcing plate provided with a hole and provided with a locking claw corresponding to the locking portion for locking on the other side, and a mounting hole corresponding to the insertion hole provided on the other side is provided on the front cover; Characterized in that the front cover and the rear cover are fixed to the second reinforcing plate by being screwed into the screw hole provided on the other side by a screw inserted through the same mounting hole and the insertion hole provided on the other side. To do. Further, the screw hole is characterized in that a protrusion protruding inward is continuously formed.

[0005]

With the above-mentioned structure, the outdoor unit of the air conditioner can surely fix the front cover and the rear cover without the screw holes becoming screw ridiculous.

[0006]

Embodiments of the present invention will be described below with reference to the accompanying drawings. Figure 1, Figure 2, Figure 3, Figure 4 (A) (B)
, 1 is the outdoor unit of the air conditioner, 2 is the compressor,
A bottom plate 2 and 2a on which a heat exchanger (not shown) and the like are divided and placed by a partition plate 3 are provided with a plurality of screw holes provided on the front and rear sides of the bottom plate 2 which are continuously erected, and 3a is the partition It is a locking portion provided on the upper end of the plate 3. The screw hole 2a is configured such that a front cover and a rear cover, which will be described later, are screwed into the screw hole 2a and fixed to the bottom plate 2. The locking part
3a is configured to lock a locking claw provided on the other side of the reinforcing plate described later. Reference numeral 4 denotes a rear cover made of synthetic resin, which has both side surfaces, a back surface having a suction port, and a rear end portion of an upper surface continuously formed, and a joint portion continuously provided at an opening end portion. Reference numeral 4a is an electrical component cover that covers the opening of the electrical component box provided on one side of the rear cover 4. Reference numeral 4b denotes a substantially rectangular locking hole provided on the upper end of at least one side of the rear cover 4, and a locking claw continuously provided on the other side of a reinforcing plate described later is locked in the locking hole 4b. Has become. Reference numeral 4c denotes an insertion hole for inserting a screw described later on at least one upper end of the rear cover 4, corresponding to an insertion hole provided on one side of a reinforcing plate described below and a mounting hole provided in a front cover described later. is there. 4d is a through hole provided in the lower portion of the rear cover 4 corresponding to the screw hole 2a, and is screwed into the screw hole 2a by a screw (not shown) inserted in the through hole 4d to fix the rear cover 4 to the above. It is configured to be fixed to the bottom plate 2. Reference numeral 4e denotes a flange integrally formed with the rear cover 4 on at least one side of the rear cover 4 corresponding to a tip of a locking claw continuously formed on one side of a reinforcing plate described later. As shown in FIG. 4 (A), the flange 4e is formed integrally with the rear cover 4 so that the size and shape are accurately formed and the cost is advantageous. By abutting the tip of a locking claw continuously formed on one side of a reinforcing plate described later, the screw hole described below provided in the locking claw, the insertion hole 4c, and provided in the front cover described later. The mounting hole and the mounting hole can be easily positioned. As shown in FIG. 4 (B) as another embodiment, the flange 4e has a substantially L-shaped tip portion, so that the flange 4e is formed on one side of the reinforcing plate described later at the substantially L-shaped portion. By holding the tips of the locking claws that are continuously formed, a screw hole described below provided in the same locking claw, the insertion hole 4c, and a mounting hole provided in the front cover described later,
It is structured so that it can be positioned more reliably. Reference numeral 5 is a front cover made of synthetic resin, which is formed by continuously forming an upper surface which is joined to the joint portion and is connected to the rear end portion of the upper surface and a front surface having an outlet. Reference numeral 5a is a fan ring provided on the back surface of the front cover 5, and the fan ring 5a is configured to make the blowing effect of a blower fan (not shown) arranged on the back surface of the front cover 5 factory. . 5b
Is a mounting hole provided in the front cover 5 corresponding to the insertion hole 4c and a screw hole described later, and a screw hole described later by a screw (not shown) inserted in the mounting hole 5b and the insertion hole 4c. Screwed to the front cover 5 and the rear cover 4
It is configured to fix and. Reference numeral 5c denotes a through hole provided in the lower portion of the front cover 5 corresponding to the through hole 2a, and is screwed into the through hole 2a by a screw (not shown) inserted in the through hole 5c, so that the front cover 5 Is fixed to the bottom plate 2. Reference numeral 6 denotes a steel plate reinforcing plate provided between one side of the rear cover 4 and the partition plate 3 to reinforce the front cover 5 and the rear cover 4 made of synthetic resin, as shown in FIG. And the same partition plate 3 and the same rear cover 4
It is a second reinforcing plate made of a steel plate provided between the second reinforcing plate and the other side. 6a is a locking claw continuously formed on one side of the reinforcing plate 6 corresponding to the locking hole 4b. The locking claw 6a is formed in a continuous convex shape on one side of the reinforcing plate and is locked in the locking hole 4b to reinforce the front cover 5 and the rear cover 4 made of synthetic resin. It is configured to do. 6b is a screw hole provided on one side of the reinforcing plate 6 corresponding to the mounting hole 5b and the insertion hole 4c. Reference numeral 7 is a screw for fixing the rear cover 4, the front cover 5, and the reinforcing plate 6 by being inserted into the mounting hole 5b and the insertion hole 4c and screwed into the screw hole 6b. The screw hole 6b,
As shown in FIG. 4 (A), the front cover 5 and the rear cover 4 are connected to the reinforcing plate 6 by screwing the screws 7 inserted into the mounting holes 5b and the insertion holes 4c.
In comparison with the case where the screw hole is made of synthetic resin, the screw hole 6b is formed in the reinforcing plate 6 made of a steel plate, so that the screw hole is made stronger without breaking the screw thread. It can be fixed. As shown in FIG. 4 (B) as another embodiment, the screw hole 6b is formed by forming a protrusion 6c that protrudes inward to form a large number of threads, and the mounting hole 5b and When the screw 7 inserted in the insertion hole 4c is screwed, the front cover 5 and the rear cover 4 can be firmly fixed by the reinforcing plate 6 without screwing the screw hole 6b. Has become. Further, as another embodiment, the locking hole 4b, the locking claw 6a, the screw hole 6b, the mounting hole 5b and the insertion hole 4c are provided on the other side of the rear cover 4, and the other side. The screw 7 inserted in the mounting hole 5b and the insertion hole 4c provided in the
As described above, the rear cover 4 and the front cover 5 can be firmly fixed to the reinforcing plate 6 by screwing the same into the screw hole 6b. 4 and the front cover 5 can be firmly fixed to each other.

With the above structure, as shown in FIGS. 2 and 3, the locking plate 6 and the locking claw 6a on the other side provided on the second reinforcing plate 6 are locked to the locking portion 3a. , The locking claw 6a on one side is locked in the locking hole 4b, and the mounting hole 5b
And the screw 7 inserted through the insertion hole 4c as shown in FIG.
The screw holes 6b shown in (A) or the screw holes 6b provided with the protrusions 6c shown in FIG.
And the front cover 5 are fixed to the reinforcing plate 6 and the second reinforcing plate 6. At that time, the tip of the locking claw 6a is brought into contact with the flange 4e shown in FIG. 4 (A) to position the mounting hole 5b, the insertion hole 4c, and the screw hole 6b as described above. The same mounting hole 5b and the same insertion hole
The screw 7 inserted through 4c can be easily screwed. In addition, the substantially L-shaped flange 4e shown in FIG.
By holding the tip of the locking claw 6a with, as described above, the mounting hole 5b, the insertion hole 4c and the screw hole 6b.
Is positioned so that the screw 7 inserted through the attachment hole 5b and the insertion hole 4c can be screwed more easily. With the above configuration, the rear cover 4, the front cover 5, and the reinforcing plate 6 are easily positioned, and the screws 7 are used to connect the rear cover 4 and the front cover 5 to the reinforcing plate 6 and the second plate. The outdoor unit of the air conditioner can be firmly fixed to the reinforcing plate 6.

[0008]

As described above, according to the present invention, the compressor,
An outdoor unit of an air conditioner that can easily position a synthetic resin cover that protects heat exchangers and a reinforcing plate that reinforces the cover and firmly fix it without screwing the screw part. .

[Brief description of drawings]

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

FIG. 2 is an exploded perspective view of an outdoor unit of an air conditioner according to the present invention.

FIG. 3 is an exploded perspective view of a portion A shown in FIG.

FIG. 4 is a cross-sectional view of a main part of a portion A shown in FIG. 1, where (A) shows one embodiment and (B) shows another embodiment.

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

6A and 6B are explanatory views of a main part of an outdoor unit of an air conditioner according to a conventional example, FIG. 6A is a perspective view of the main part, and FIG. 6B is a cross-sectional view of the main part.

[Explanation of symbols]

 1 Air conditioner outdoor unit body 2 Bottom plate 2a Screw hole 3 Partition plate 3a Locking part 4 Rear cover 4a Electrical cover 4b Locking hole 4c Insertion hole 4d Through hole 4e Flange 5 Front cover 5a Fan ring 5b Mounting hole 5c Through hole 6 Reinforcement plate, second reinforcement plate 6a Locking claw 6b Screw hole 6c Screw hole protrusion 7 Screw

Claims (6)

[Claims] 1. A partition plate which is erected on a bottom plate and which is divided into a compressor chamber and a heat exchanger chamber and which has an engaging portion at its upper end,
A side surface having a locking hole and an insertion hole at at least one upper end, a back surface having a suction port, and a rear end portion of an upper surface are continuously formed, and a joint portion is continuously provided at an opening end portion. A rear cover made of synthetic resin and a locking claw corresponding to the locking hole are provided on one side for locking, and a screw hole corresponding to the insertion hole is provided, and the other side corresponds to the locking portion. A reinforcing plate provided with locking pawls and provided with a mounting hole corresponding to the insertion hole, and an upper surface which is joined to the joint portion and is connected to the rear end portion of the upper surface and a front surface having an outlet are continuous. Formed of a synthetic resin front cover, and the front cover and the rear cover are fixed to the reinforcing plate by screwing into the screw hole with a screw inserted through the mounting hole and the insertion hole. An outdoor unit of an air conditioner. 2. A flange corresponding to the tip of the locking claw is provided on at least one side of the both side surfaces, and the tip of the locking claw is brought into contact with the flange. Air conditioner outdoor unit. 3. The outdoor unit for an air conditioner according to claim 1, wherein the flange is formed in a substantially L shape, and the tip of the locking claw is held by the substantially L shape. 4. The outdoor unit for an air conditioner according to claim 1, wherein the flange is formed integrally with the rear cover. 5. The locking hole, the insertion hole, and the flange are provided on the other side of the rear cover, and a locking claw corresponding to the locking hole is provided on one side to lock the same. A second reinforcing plate provided with a corresponding screw hole and provided with a locking claw corresponding to the locking portion on the other side, and a mounting hole corresponding to the insertion hole provided on the other side is provided on the front cover. And fixing the front cover and the rear cover to the second reinforcing plate by screwing into the screw hole provided on the other side with a screw inserted through the same mounting hole and the insertion hole provided on the other side. An outdoor unit for an air conditioner according to claim 1, 2, 3, or 4. 6. The outdoor unit for an air conditioner according to claim 1, wherein the screw hole is continuously formed with a protrusion protruding inward.