JP4746122B2 - Air conditioner outdoor unit - Google Patents

Description

  The present invention relates to an outdoor unit for an air conditioner, and more particularly to an outdoor unit for an air conditioner having a lid portion that covers a terminal portion to which a power supply wiring is connected.

  A conventional outdoor unit of an air conditioner is disclosed in Patent Document 1. This outdoor unit of the air conditioner is arranged outside, and electrical components such as a compressor and a fan are covered with a metal cabinet forming an exterior. The cabinet is formed by standing up a side plate, a front plate, and a back plate that form a vertical surface on a bottom plate, and covering the upper surface with a top plate.

  The side plate is provided with a window portion that is opened and closed by a detachable lid portion, and a terminal portion for connecting power supply wiring is arranged facing the window portion. The connecting operation of the terminal portion is performed through the window portion. On the outer surface of the side plate, a groove portion made of a bead having a semicircular cross section is continuously provided in an L shape above and one side of the window portion.

  Since the outdoor unit is arranged outside, the water that has flowed down from the top plate onto the side plate during rain or the like enters the gap between the side plate and the lid. At this time, the water is led down through the groove around the window and drained. Thereby, the water immersion of a terminal part can be prevented.

JP 2002-61885 A (2nd page-4th page, Fig. 1)

  However, according to the outdoor unit of the conventional air conditioner, since the groove portion made of beads is formed on the metal side plate, the side plate becomes partially high in strength and easily deforms. For this reason, it is necessary to correct the deformation of the side plate at the time of assembling the cabinet, and there is a problem that the number of manufacturing steps of the outdoor unit increases.

  An object of this invention is to provide the outdoor unit of the air conditioner which can reduce a manufacturing man-hour.

  In order to achieve the above object, the present invention is erected by forming a cabinet that forms an exterior, terminal portions that are arranged in the cabinet and connected to power supply wiring, and a peripheral surface of the cabinet. In addition, in an outdoor unit of an air conditioner, comprising a metal standing portion that opens a window portion facing the terminal portion, and a lid portion made of a resin molded product that opens and closes the window portion, a rear surface of the lid portion is provided. A groove portion is formed between the outer peripheral rib projecting from the peripheral portion and contacting the upright portion, and the outer peripheral rib projecting from the back surface of the lid portion along the inner peripheral side of the outer peripheral rib. It is characterized in that a protruding portion that abuts the mounting portion is provided.

  According to this structure, the outdoor unit of an air conditioner is covered with the cabinet containing a metal standing part. The wiring for supplying electric power to the electrical components in the cabinet is connected to the terminal portion, and the connection work is performed through a window portion opened in the standing portion. In the lid portion that closes the window portion, the outer peripheral rib projecting from the back surface and the projecting portion abut against the standing portion. A groove portion is formed between the outer peripheral rib provided on the peripheral portion of the lid portion and the protruding portion disposed on the inner peripheral side of the outer peripheral rib. The water droplets that enter the gap between the standing portion and the outer peripheral rib due to wind pressure during rain or the like are released in the groove portion, flow down in the groove portion outside the protruding portion, and are guided below the terminal portion.

  According to the present invention, in the outdoor unit for an air conditioner having the above-described configuration, the outer peripheral rib and the protruding portion are formed on both sides of the lid portion, respectively, and are recessed in the front surface of the lid portion to protrude into the window portion. A concave portion having an upper wall that extends horizontally along the upper end of the window portion and lowers the front, and protrudes into the window portion continuously from the side edge of the concave portion. It is preferable to provide a shielding rib extending vertically along the side edge of the window portion.

  According to this configuration, water droplets that enter the gap between the standing portion and the outer peripheral rib from the side end portion of the lid portion flow down in the groove portion. Water droplets entering the gap between the standing portion and the outer peripheral rib from the upper end portion of the lid portion flow down to the upper surface of the concave portion protruding into the window portion. Since the upper wall of the recess is inclined so that the front is lowered, water droplets are guided forward and are guided horizontally toward both sides to flow down the outside of the shielding rib.

  In the outdoor unit for an air conditioner having the above-described configuration, it is preferable that the upper wall of the recess protrudes forward from the front surface of the lid and has a hole. According to this configuration, a part of the water droplets on the upper surface of the recess flows down and drains from the hole.

  According to the present invention, in the outdoor unit for an air conditioner having the above-described configuration, it is formed to protrude from the inner surface of the lid portion, and is hung on an upper end of the window portion when the lid portion is lifted by placing a finger on the concave portion. It is preferable that a latching portion to be stopped is provided, and water dripped onto the latching portion by the latching portion is guided to both sides of the lid portion.

  According to this configuration, when the fingers are lifted by placing the fingers in the recesses, the hooking portion is hooked on the upper end of the window portion, and the outdoor unit can be lifted. Water droplets that enter the gap between the standing portion and the outer peripheral rib from the upper end portion of the lid portion flow down onto the latching portion, are guided in the horizontal direction, and drop onto the upper surface of the concave portion or the outside of the shielding rib.

  According to the present invention, in the outdoor unit for an air conditioner having the above-described configuration, the outer peripheral rib and the protrusion are respectively provided continuously on both sides and the upper portion of the lid, and the groove is formed in a U-shape when viewed from the front. It is preferable. According to this configuration, water droplets that enter the gap between the standing portion and the outer peripheral rib from the side end portion of the lid portion flow down in the groove portion. Water droplets that enter the gap between the standing portion and the outer peripheral rib from the upper end portion of the lid portion are guided laterally by the protruding portion at the upper end and flow down in the groove portions on both sides.

  According to the present invention, in the outdoor unit for an air conditioner having the above-described configuration, it is preferable that a through hole that faces the lower portion of the groove portion and is disposed below the terminal portion is provided in the standing portion. According to this configuration, the water droplet flowing down the groove is led to the inner surface of the standing portion through the through hole, and flows down and drains the interior of the outdoor unit.

  According to the present invention, the lid portion of the resin molded product that opens and closes the window portion provided in the metal standing portion of the cabinet has the groove formed by the outer peripheral rib and the protruding portion that contacts the standing portion. The water droplets entering the gap between the part and the outer peripheral rib are released from the pressure by the groove part and flow down in the groove part. Thereby, the water immersion of a terminal part can be prevented. Further, since the lid portion is made of a resin molded product, the outer peripheral rib and the protruding portion can be easily formed, and since the groove portion is not provided in the metal standing portion, deformation of the standing portion can be suppressed. Therefore, it is possible to reduce the number of manufacturing steps for the outdoor unit of the air conditioner.

The perspective view which shows the outdoor unit of the air conditioner of embodiment of this invention The side view which shows the outdoor unit of the air conditioner of embodiment of this invention The perspective view which shows the cover part of the outdoor unit of the air conditioner of embodiment of this invention The rear view which shows the cover part of the outdoor unit of the air conditioner of embodiment of this invention AA sectional view of FIG. BB sectional view of FIG.

  Embodiments of the present invention will be described below with reference to the drawings. 1 and 2 are a perspective view and a side view showing an outdoor unit of an air conditioner according to an embodiment. The outdoor unit 1 is arranged outside, and electrical components such as a compressor and a fan are covered by a cabinet 2 that forms an exterior. The cabinet 2 is formed by standing a side plate 5 (standing portion) forming a peripheral surface on the bottom plate 3, a front plate 4 and a back plate (not shown), and fitting the top surface with a top plate 6. The bottom plate 3, the side plate 5, the front plate 4, the back plate, and the top plate 6 are formed of a metal such as a steel plate.

  In the cabinet 2, a terminal portion 8 for connecting a wiring for supplying power to the electrical component is provided. The side plate 5 is opened with a window portion 5a facing the terminal portion 8. The connection work of the terminal part 8 is performed through the window part 5a. The side plate 5 has a fitting portion 5b recessed around the window portion 5a, and the lid portion 10 made of a detachable resin molded product is fitted to the fitting portion 5b to close the window portion 5a.

  3 and 4 show a perspective view and a rear view of the lid 10. 5 and 6 show the AA cross-sectional view and the BB cross-sectional view of FIG. 4, respectively. A positioning rib 18 protrudes from the lower end of the lid 10 on the back side. The fitting portion 5b (see FIG. 1) of the side plate 5 is provided with an insertion hole 5d (see FIG. 1) through which the positioning rib 18 is inserted. The lid portion 10 is positioned by hooking the upper edge of the window portion 5a on a latching portion 17 (to be described later) and the positioning rib 18 through the insertion hole 5d, and is screwed by a screw 21 (see FIG. 1).

  An outer peripheral rib 11 protrudes from the peripheral portion of the back surface of the lid portion 10. The outer peripheral rib 11 is formed in a U-shape in a front view having an upper part 11 a arranged along the upper edge of the lid part 10 and side parts 11 b arranged along both side edges of the lid part 10 continuously to the upper part 11 a. Is done.

  On the inner peripheral side of the outer peripheral rib 11, an inner peripheral rib 12 (protruding portion) is provided so as to protrude from the back surface of the lid portion 10 through a predetermined interval. The inner peripheral rib 12 has an upper portion 12a and a side portion 12b facing the upper portion 11a and the side portion 11b of the outer peripheral rib 11, respectively. Thereby, a groove portion 13 is formed between the outer peripheral rib 11 and the inner peripheral rib 12. The upper portion 12a is provided separately on the left and right sides with a latching portion 17 described later, and is continuous with the left and right side portions 12b. Thereby, the inner peripheral rib 12 is formed in an L shape in front view.

  In this embodiment, the depth of the groove portion 13 is formed to be about 1 mm, and the width W3 of the groove portion 13 is formed to be about 5 mm that is sufficiently wide with respect to the depth. Further, the outer peripheral rib 11 and the inner peripheral rib 12 are formed with a narrow width W1, W2 and about 1.5 mm, respectively.

  The outer peripheral rib 11 and the inner peripheral rib 12 come into contact with the fitting portion 5b (see FIG. 1) of the side plate 5 when the lid portion 10 is closed. Further, the outer peripheral rib 11 and the inner peripheral rib 12 are formed to extend to the lower part of the lid part 10, and the lower end of the groove part 13 is opened. A through hole 5c (see FIG. 1) is formed in the fitting portion 5b so as to face the lower portion of the groove portion 13 and to be disposed below the terminal portion 8 (see FIG. 1).

  A grip 14 is provided on the top of the lid 10. The gripping portion 14 is formed by a U-shaped convex portion 15 projecting to the front surface and a U-shaped concave portion 16 recessed in the front surface and projecting to the back surface in a continuous S-shape. On the back side of the convex portion 15, there is provided a latching portion 17 having an L-shaped cross section that is open at the top. When the user puts his / her finger on the grip 14 and lifts the lid 10, the latch 17 is latched on the upper edge of the window 5 a (see FIG. 1) even if the screw 21 is loose. Thereby, the outdoor unit 1 can be lifted and carried.

  The upper wall 15a of the convex portion 15 is inclined so that the front is lowered. Thereby, the water by rainfall etc. flows down on the convex part 15, the puddle of the rear end of the convex part 15 can be prevented, and dirt can be reduced. The upper wall 16a of the recess 16 extends forward of the lid 10 to form the lower wall of the protrusion 15, and is inclined so that the front is lowered. A hole 16b is provided in the upper wall 16a, and a finger hung on the grip 14 when the outdoor unit 1 is lifted can be prevented from slipping by the hole 16b.

  The recess 16 protrudes into the window 5a (see FIG. 1), and the upper wall 16a is formed to extend in the horizontal direction along the upper edge of the window 5a. Shield ribs 19 extending vertically are provided continuously at both ends of the recess 16. The shielding rib 19 is arranged on the inner peripheral side of the inner peripheral rib 12, protrudes into the window portion 5a, and extends to the lower side of the terminal portion 8 (see FIG. 1) along the side edge of the window portion 5a.

  In the outdoor unit 1 configured as described above, water is applied to the outdoor unit 1 due to rain or the like, and water drops enter the gap between the fitting portion 5b of the side plate 5 and the outer peripheral rib 11 due to wind and rain pressure. Since the cross-sectional area of the groove portion 13 is large with respect to the gap between the fitting portion 5 b and the outer peripheral rib 11, the pressure of water droplets entering from the side portion 11 b of the outer peripheral rib 11 is released at the groove portion 13. As a result, the water droplet flows down in the groove portion 13 outside the inner peripheral rib 12 without entering the inner peripheral side of the inner peripheral rib 12. The water droplets flowing down in the groove portion 13 flow down from the lower end of the lid portion 10 on the outer surface of the side plate 5 and also flow down on the inner surface of the side plate 5 through the through hole 5c. The water droplets are drained outside the window portion 5a.

  The lower end of the groove portion 13 may be closed by connecting the lower ends of the outer peripheral rib 11 and the inner peripheral rib 12. Thereby, the water droplet which flows down the groove part 13 is drained through the inner side of the cabinet 2, and the stain | pollution | contamination of the outer surface of the cabinet 2 can be reduced.

  Water droplets entering from the upper part 11 a of the outer peripheral rib 11 flow down onto the latching part 17, flow in the horizontal direction on the latching part 17, and drop onto the upper surface of the recess 16. Since the upper wall 16a of the recess 16 is inclined, water droplets are guided forward and circulate in the horizontal direction toward both sides of the recess 16. The water droplets flowing down on the upper wall 16a are drained through the holes 16b. The water droplets guided to both ends of the upper wall 16 a flow down the outside of the shielding rib 19, are guided below the terminal portion 8, and are drained along the inner surface of the side plate 5. Thereby, the flooding of the terminal part 8 can be prevented.

  According to the present embodiment, the outer peripheral rib 11 and the inner peripheral rib 12 (the lid portion 10 of the resin molded product that opens and closes the window portion 5a provided on the metal side plate 5 (standing portion) of the cabinet 2 abuts the side plate 5 ( Since the groove portion 13 is formed by the protruding portion), the water droplets that enter the gap between the side plate 5 and the outer peripheral rib 11 are released by the groove portion 13 and flow down in the groove portion 13 and are drained. Thereby, the flooding of the terminal part 8 can be prevented. Moreover, since the cover part 10 consists of a resin molded product, the outer periphery rib 11 and the inner periphery rib 12 can be formed easily, and since the groove part is not provided in the metal side plate 5, the deformation | transformation of the side plate 5 can be suppressed. Therefore, the manufacturing man-hour of the outdoor unit 1 of an air conditioner can be reduced.

  Further, side portions 11b and 12b of the outer peripheral rib 11 and the inner peripheral rib 12 are formed on both side portions of the lid portion 10, and the recess portion 16 extending horizontally along the upper end of the window portion 5a and the recess portion 16 extend vertically. The shielding rib 19 is provided so as to protrude into the window portion 5a. The concave portion 16 is formed in a U-shaped cross section, and has an upper wall 16a that is lowered forward. For this reason, water droplets entering from the side 11b of the outer peripheral rib 11 flow down the groove portion 13, and water droplets entering from the upper portion 11a drop on the recess 16 and flow in the horizontal direction while flowing down the inclined upper wall 16a. Then, it flows down the outside of the shielding rib 19. Accordingly, it is possible to prevent water droplets from dropping from the concave portion 16 to the terminal portion 8 side and to reliably prevent the terminal portion 8 from being flooded.

  Moreover, since the upper wall 16a of the recessed part 16 protrudes ahead from the front surface of the cover part 10 and has the hole part 16b, the water drop dripped on the recessed part 16 can be drained from the hole part 16b.

  Moreover, since the water dripped on the latching part 17 is guided to the both sides of the lid part 10 by the latching part 17 latched on the upper end of the window part 5a, water droplets can be easily guided to the outside of the shielding rib 19. it can. Accordingly, it is possible to more reliably prevent water droplets from dropping from the concave portion 16 to the terminal portion 8 side. In addition, you may form the latching | locking part 17 in the horizontal direction to the position which opposes the both ends of the recessed part 16. FIG.

  Further, since the side plate 5 is provided with the through hole 5c that faces the lower portion of the groove portion 13 and is disposed below the terminal portion 8, water droplets flowing down the groove portion 13 can be easily drained through the inside of the cabinet 2. Can do.

  In the present embodiment, the window portion 5 a is provided on the side plate 5, but may be provided on the front plate 4 or the back plate that forms the peripheral surface of the cabinet 2. Moreover, although the window part 5a is provided in the vertical surface of the side plate 5, you may provide in the inclined surface provided in the surrounding surface of the cabinet 2. As shown in FIG. Further, the side plate 5 may be formed integrally with one or more of the front plate 4, the back plate and the top plate 6.

  Further, the inner peripheral rib 12 may be formed in a flat plate shape wide in the width W2 direction. That is, it is only necessary that the groove 13 is formed by a protruding portion that protrudes from the back surface of the lid portion 10 and is arranged on the inner peripheral side of the outer peripheral rib 11.

  Moreover, you may provide the other member which can support the load at the time of lifting the holding | grip part 14 with the latching part 17 omitted. In this case, it is preferable to form the groove portion 13 having a U-shape in front view by continuously extending the upper portions 12a of the inner peripheral ribs 12 provided on both sides of the latching portion 17 in the horizontal direction. As a result, water droplets entering from the upper portion 11 a of the outer peripheral rib 11 flow down along the upper portion 12 a of the inner peripheral rib 12 to the side and then drain.

  ADVANTAGE OF THE INVENTION According to this invention, it can utilize for the outdoor unit of the air conditioner which has the cover part which covers the terminal part which connects the wiring for power supply.

DESCRIPTION OF SYMBOLS 1 Outdoor unit 2 Cabinet 3 Bottom plate 4 Front plate 5 Side plate 5a Window part 5c Through-hole 6 Top plate 7 Terminal part 10 Cover part 11 Outer peripheral rib 12 Inner peripheral rib 13 Groove part 14 Handle part 15 Convex part 16 Concave part 16a Upper wall 16b Hole part 17 Locking portion 18 Positioning rib 19 Shielding rib 21 Screw

Claims (6)

A cabinet that forms an exterior, a terminal portion that is arranged in the cabinet and to which wiring for power supply is connected, and a window portion that is erected to form a peripheral surface of the cabinet and faces the terminal portion is opened. In an outdoor unit of an air conditioner comprising a metal standing part and a lid part made of a resin molded product that opens and closes the window part,
A groove between the outer peripheral rib projecting from the peripheral portion of the back surface of the lid portion and abutting the standing portion, and protruding from the rear surface of the lid portion along the inner peripheral side of the outer peripheral rib. And a projecting portion that abuts against the standing portion ,
The outdoor unit of an air conditioner, wherein the outer peripheral rib and the protruding portion are respectively provided continuously on both sides and the upper portion of the lid portion, and the groove portion is formed in a U-shape when viewed from the front . A cabinet that forms an exterior, a terminal portion that is arranged in the cabinet and to which wiring for power supply is connected, and a window portion that is erected to form a peripheral surface of the cabinet and faces the terminal portion is opened. In an outdoor unit of an air conditioner comprising a metal standing part and a lid part made of a resin molded product that opens and closes the window part,
A groove portion is formed by an outer peripheral rib projecting from a peripheral portion of the back surface of the lid portion and contacting the standing portion, and an outer peripheral rib projecting from the rear surface of the lid portion along the inner peripheral side of the outer peripheral rib. And providing a projecting portion that abuts the standing portion,
The outer peripheral rib and the protrusion are respectively formed on both sides of the lid,
A recess having a top wall recessed in the front surface of the lid portion and projecting into the window portion and having a top wall extending horizontally along the upper end of the window portion and lowering the front; and air conditioner outdoor unit of you characterized by providing a shielding rib which extends vertically along the side edges of the window portion with a side edge continuously projects into the window of the.   The outdoor unit for an air conditioner according to claim 2, wherein the upper wall of the recess protrudes forward from the front surface of the lid and has a hole.   A hook is formed to protrude from the inner surface of the lid, and is hooked to the upper end of the window when the lid is lifted by placing a finger on the recess. The outdoor unit for an air conditioner according to claim 2 or 3, wherein water dripped on the stopper is guided to both sides of the lid. Provided continuously the periphery ribs and the projecting portions in the upper portion of each of the lid, according to any one of claims 2 to 4, characterized in that the groove formed in the front view U-shaped Air conditioner outdoor unit.   The air conditioner according to any one of claims 1 to 5, wherein a through hole facing the lower portion of the groove portion and disposed below the terminal portion is provided in the standing portion. Outdoor unit.

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