JPH09159221A - Outdoor device of air conditioner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an outdoor device of an air conditioner in which water droplets dispersed under an operation of a blower fan are prevented from being entered into an electrical component box. SOLUTION: A space over a bottom plate 2 is divided by a partition plate 3 vertically installed at the bottom plate into a compressor chamber and a heat exchanger chamber. A compressor 4 is installed at a lower part of the compressor chamber, an electrical component box 5 is installed at an upper part of it, each of a heat exchanger 6 and a blower fan 7 is installed in the heat exchanger chamber. There is provided an outer barrel comprised of a front cover 9 having an air blowing-out port 9a at its front surface, a rear cover 10 having both side surfaces, a rear surface and suction ports at one side surface and the rear surface. A fan ring 8 made of a synthetic resin having the blower fan 7 placed inside the blowing-out port of the front cover 9 is installed. In this case, between the blower fan 7 and the upper part of the partition plate 3, there are provided water shielding members 8a, 8b for preventing water droplets dispersed under an operation of the blower fan 7 from entering the electrical component box 5.

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 prevent water droplets scattered by a blower fan from entering an electrical equipment box between the blower fan and an upper portion of a partition plate. The present invention relates to a water shield provided to prevent it.

[0002]

2. Description of the Related Art In a conventional air conditioner outdoor unit, for example, as shown in FIG. 4, a partition plate 3 provided upright on a bottom plate 2 divides the bottom plate 2 into a compressor chamber and a heat exchanger chamber. Then, the compressor 4 is placed in the lower part of the compressor chamber, the electrical equipment box 5 is placed in the upper part, the heat exchanger (not shown) and the blower fan 7 are placed in the heat exchanger chamber, and the bottom plate 2 is An outer case consisting of a front cover composed of a front surface having an upper surface and an air outlet, and a rear cover composed of both side surfaces and a rear surface having an inlet on one side surface and a rear surface is attached, and is attached to the inside of the air outlet of the front cover. The fan ring 8 made of synthetic resin facing the blower fan 7 is provided.

In the above construction, the fan ring 8 improves the blowing effect of the blower fan 7, but the fan ring 8 is not constructed so as to cover the entire periphery of the blower fan 7. When operating during rain, the air blows into the blower fan 7 from the outlet.
Rainwater hitting against the air blows from the rear part of the blower fan 7 as water droplets toward the ceiling of the heat exchanger chamber and the upper part of the partition plate 3 as shown by the arrow in FIG.
There is a problem that the water droplets enter the electrical equipment box 5 through a gap a between the ceiling and the upper portion of the partition plate 3, and impair the quality of electronic circuit parts and the like arranged in the electrical equipment box 5. Was.

As a means for solving the above-mentioned problems, when the gap a is sealed with a sealing agent, the sealing agent is required for the sealing and an extra work is required. At the same time, there is a problem in that the air permeability of the electrical equipment box 5 is deteriorated, the cooling effect is impaired, and the quality of the electronic circuit parts and the like is impaired.

[0005]

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and has an outdoor structure of an air conditioner in which a simple structure prevents water droplets scattered by a blower fan from entering the electrical equipment box. The purpose is to provide a machine.

[0006]

The present invention has been made to solve the above problems, and a partition plate erected on the bottom plate divides the bottom plate into a compressor chamber and a heat exchanger chamber. , A compressor at the bottom of the compressor room, an electrical box at the top,
A heat exchanger and a blower fan are respectively placed in the heat exchanger chamber, the bottom plate is composed of an upper surface and a front surface, and a front cover having an outlet on the front surface, and both side surfaces and a rear surface, one side surface and An outdoor unit for an air conditioner, in which an outer case made up of a rear cover having a suction port on the back side is attached, and a fan ring made of synthetic resin facing the blower fan is provided inside the air outlet of the front cover. In the above configuration, a water shield is provided between the blower fan and the upper portion of the partition plate to prevent water droplets scattered by the blower fan from entering the electrical equipment box.

Further, the water shield is composed of a horizontal plate provided on the upper part of the fan ring and a vertical plate which is hung on the other side of the fan ring so as to face the partition plate.

Further, the water shield is constituted by a curved water shield plate continuously provided on the upper side and the other side of the fan ring.

Further, the water shield is provided with a small clearance from the partition plate. Further, the lower end of the water shield is arranged to be substantially at the same position as the bottom surface of the electrical equipment box. Further, the water shield is configured to project rearward from the blower fan. Further, the water shield is formed integrally with the fan ring.

[0010]

With the above structure, the outdoor unit of the air conditioner has a simple structure in which water droplets scattered by the blower fan are prevented from entering the electrical equipment box.

[0011]

Embodiments of the present invention will be described below with reference to the accompanying drawings. FIG. 1, FIG. 2 (A) and FIG. 2 (B)
3 (A) and 3 (B), 1 is an outdoor unit body of an air conditioner, 2 is a bottom plate, 3 is standing on the bottom plate 2, and the inside of the body 1 is heated with a compressor chamber. It is a partition plate divided into an exchange room.

Reference numeral 4 denotes a compressor mounted on the bottom plate 2 in the compressor chamber, 5 denotes an electrical equipment box provided on the upper portion of the compressor 4, and 5a denotes a bottom surface of the electrical equipment box 5. 6 is a heat exchanger mounted on the bottom plate 2 of the heat exchanger chamber, and 7 is a blower fan mounted on the bottom plate 2 so as to face the heat exchanger 6. Reference numeral 8 denotes a synthetic resin fan ring that covers the blower fan 7. By providing the fan ring 8, the blowing effect of the blower fan 7 is improved.

As a first embodiment, 8a is a horizontal plate integrally formed on the upper part of the fan ring 8 as shown in FIGS. 2 (A) and 2 (B) and FIG. 3 (A). Reference numeral 8b is a vertical plate that hangs on the other side of the horizontal plate 8a so as to face the partition plate 3. Due to the horizontal plate 8a and the vertical plate 8b, rainwater that has entered the blower fan 7 and has hit the blower fan 7 during operation during rainfall is not covered with the fan ring 8 in particular. When a water droplet is scattered from the rear part toward the ceiling of the heat exchanger chamber and the upper part of the partition plate 3, a water shield is formed to shield the water droplet and prevent it from entering the electrical equipment box 5. It has been configured.

The vertical plate 8b formed with the water shield is arranged so as to be slightly separated from the partition plate 3,
As a result, the ventilation of the electrical equipment box 5 is not impaired, the heat dissipation effect of the electrical equipment box 5 is not deteriorated, and the quality of electronic circuit components in the electrical equipment box 5 is not impaired. It is composed.

Further, the vertical plate 8b having the water shield formed therein.
The lower end of the electric equipment box 5 is located substantially at the same position as the bottom surface 5a of the electric equipment box 5, whereby the water droplets can be blocked and prevented from entering the electric equipment box 5. It has a structure that does not impair the air permeability of the exchanger room.

The horizontal plate 8a formed with the water shield
Further, the vertical plate 8b is configured to project rearward from the blower fan, whereby the water droplets scattered by the blower fan 7 can be accurately shielded.

The horizontal plate 8a on which the water shield is formed
Further, since the vertical plate 8b is formed integrally with the fan ring 8, the strength of the fan ring 8 can be increased, and the dimensional shape can be accurately finished and the cost is advantageous. .

Next, as a second embodiment, as shown in FIG. 3 (B), the water shield is formed from a curved water shield plate 8c continuously provided on the upper side and the other side of the fan ring 8. When configured as described above, the same effects as the various effects in the first embodiment described above can be obtained, and at the same time,
By forming the curved water shield plate 8c integrally with the fan ring 8, the strength of the fan ring 8 can be increased as in the first embodiment, and the water shield plate 8c
The distance between the electric component box 5 and the electric component box 5 can be increased, and the air permeability of the electric component box 5 can be further prevented from being impaired.

Reference numeral 9 denotes a front cover having an upper surface and a front surface having an outlet 9a, and 10 denotes a rear cover having both side surfaces and a rear surface, and one side surface and a rear surface having a suction port.
By the front cover 9 and the rear cover 10,
An outer shell for protecting the compressor 4, the heat exchanger 6 and the like is configured, and the outer shell is attached to the bottom plate 2 to form the main body 1.

With the above structure, as shown in FIG. 1, FIG. 2 (A) and FIG. 2 (B), and FIG. 3 (A) and FIG. 3 (B), the horizontal plate 8a and the vertical plate 8a. By the water shield consisting of 8b, or the water shield consisting of the water shield plate 8c,
When operating during rain, when rainwater that enters from the outlet 9a and hits the blower fan 7 scatters as water droplets, it is possible to shield the water droplets and prevent them from entering the electrical equipment box 5. It becomes an outdoor unit of the air conditioner.

[0021]

As described above, according to the present invention, the outdoor unit of the air conditioner has a simple structure and prevents the water droplets scattered by the blower fan from entering the electrical equipment box.

[Brief description of the drawings]

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

FIG. 2 is an explanatory view of a main part of an outdoor unit of an air conditioner according to the present invention, (A) is a sectional view taken along line AA shown in FIG. 1, and (B) is a sectional view seen from the front.

FIG. 3 is a perspective view of a fan ring according to the present invention, FIG.
Shows the first embodiment, and (B) shows the second embodiment.

FIG. 4 is a cross-sectional view of essential parts showing an outdoor unit of an air conditioner according to a conventional example.

[Explanation of symbols]

 1 Air conditioner outdoor unit body 2 Bottom plate 3 Partition plate 4 Compressor 5 Electrical box 5a Bottom of electrical box 6 Heat exchanger 7 Blower fan 8 Fan ring 8a Horizontal plate 8b Vertical plate 8c Water shield plate 9 Front cover 9a Air outlet 10 Rear cover

Claims (7)

[Claims] 1. A partition plate erected on the bottom plate divides the bottom plate into a compressor chamber and a heat exchanger chamber, a compressor is provided at the bottom of the compressor chamber, and an electrical equipment box is provided at the top. A heat exchanger and a blower fan are placed in the exchange chamber, respectively, and the bottom plate is composed of an upper surface and a front surface, a front cover having an outlet on the front surface, and both side surfaces and a rear surface, and one side surface and a rear surface. An outdoor unit of an air conditioner, in which an outer case including a rear cover having a suction port is attached, and a fan ring made of a synthetic resin facing the blower fan is provided inside the air outlet of the front cover. An outdoor unit for an air conditioner, comprising a water shield, which is provided between the blower fan and an upper portion of the partition plate to prevent water droplets scattered by the blower fan from entering the electrical equipment box. 2. The water shield is composed of a horizontal plate provided on the upper part of the fan ring, and a vertical plate hung on the other side of the fan ring so as to face the partition plate. The outdoor unit of the air conditioner according to 1. 3. The outdoor unit for an air conditioner according to claim 1, wherein the water shield comprises a curved water shield plate which is continuously provided on the upper side and the other side of the fan ring. 4. The outdoor unit for an air conditioner according to claim 1, claim 2 or claim 3, wherein the water shield is provided with a small clearance from the partition plate. 5. The air conditioner according to claim 1, claim 2, claim 3 or claim 4, wherein the lower end of the water shield is located substantially at the same position as the bottom surface of the electrical equipment box. Outdoor unit of the machine. 6. The air conditioner outdoor according to claim 1, claim 2, claim 3, claim 4 or claim 5, wherein the water shield is projected rearward from the blower fan. Machine. 7. The air according to claim 1, claim 2, claim 3, claim 4, claim 5 or claim 6, wherein the water shield is formed integrally with the fan ring. An outdoor unit of a harmony machine.