JP2011145013A - Outdoor unit for air conditioner - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an outdoor unit for an air conditioner including a handgrip device improving reliability of PL response of the entire outdoor unit by measures to convert to a noncombustible state. <P>SOLUTION: The handgrip device 3 includes: an opening 2c; a handgrip tool 30 having an upper lock claw 3c locked on an upper lock part 2g provided at the upper edge of the opening 2c, a lower lock claw 3e locked on a lower lock part 2h provided at the lower edge of the opening 2c, a handgrip hole part 3a to which fingers are inserted and a recessed part 3b storing fingertips and protruded to inside of the opening 2c; an extension part 5 extended from the lower edge of the opening 2c to inside; and a handgrip tool cover which has a left edge lock hole locked on a left edge claw provided at the left edge of the opening 2c and a right edge lock hole locked on a right edge claw provided at the right edge of the opening 2c and is fixed to the extension part 5 to cover the extension part 5 and the recessed part 3b. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to an outdoor unit of an air conditioner, and more particularly to the structure of a handhold device.

  As an outdoor unit of an air conditioner equipped with a conventional hand device, as shown in FIGS. 5 (A) and 5 (B), a plurality of metal tubes for refrigerant (close to each other) arranged in the casing 22 ( It is known that the capillary tube) 51 is configured not to contact each other so as not to generate metal sound.

  The interior of the outdoor unit 100 of the air conditioner includes a heat exchanger chamber in which the heat exchanger 4 is installed so as to face the suction port 2a for sucking outside air through a partition plate 21, a compressor (not shown), and a plurality of refrigerants And a machine room in which a metal tube (capillary tube) 51 is disposed.

  An opening 2c is provided in the sheet metal casing 22 covering at least the back side of the machine room, and this opening 2c and a synthetic resin handle 31 attached to the opening 2c for placing fingers. The handle device 3 is composed of a synthetic resin holder 32 that holds a plurality of refrigerant metal pipes (capillary tubes) 51.

  When the edge 31b of the handle 31 is engaged with and attached to the peripheral edge of the opening 2c, the handle 31 is continuously connected to the upper portion of the edge 31b so as to become familiar with fingers. By being formed, it is configured to make it easier to place fingers.

  In addition, the handle 31 constituting the handle device 3 has a backlash at the time of mounting so that the edge 31b of the handle 31 will not fall into the machine room due to detachment from the opening 2c due to some external force. It has a structure that is devised so that it can be firmly attached without any play.

  That is, the handle device 3 is configured by integrally forming a holder 32 for holding a plurality of refrigerant metal tubes (capillary tubes) 51 at the rear portion of the handle 31 attached to the opening 2c. The holder 32 holds a plurality of refrigerant metal tubes (capillary tubes) 51 so that the edge 31b of the handle 31 is not detached from the opening 2c.

  In addition, the handhold hole 31a is configured to swell upward so that the fingertip can be accommodated when the finger is hung, and the edge 31b of the handhold tool 31 is formed in the casing 22 on the peripheral edge of the opening 2c. The end surface 31d of the handle hole portion 31a bulged upward is brought into contact with the inner surface side of the casing 22 so that the handle 31 can be securely mounted. I have to.

  As a result, even when subjected to vibration of a compressor (not shown) or the like, the plurality of refrigerant metal tubes (capillary tubes) 51 can be prevented from coming into contact with each other due to shaking and rattling. Since it becomes the strong hand-held device 3 without (play), for example, by attaching a buffer material to a plurality of metal tubes (capillary tubes) 51 for refrigerant, metal sound generated by mutual contact is suppressed. Such a configuration is not required (for example, Patent Document 1).

  However, the handhold device 3 provided with the handholding tool 31 made of a synthetic resin bulges the handholding hole 31a in which the fingertip is accommodated upward, and it is easy to become familiar with the fingers by providing the erection part 31c. In addition, while it has a strong configuration that does not cause backlash (play), the countermeasure for incombustibility of the entire outdoor unit to improve the reliability for PL is insufficient.

JP 2009-162465 A

  Therefore, the present invention has been made to solve the above-described problems, and the object of the present invention is to provide an air conditioner having a clue device that has improved PL-compliant reliability by taking measures for incombustibility of the entire outdoor unit. It is to provide an outdoor unit.

  In order to achieve the above-described object, the present invention has the following features.

The inside of the casing is partitioned into a heat exchanger chamber and a machine chamber, and at least a suction port is provided on the back side, a blowout port is provided on the front side, and a synthetic resin handle is provided in the opening provided in the casing. An outdoor unit of an air conditioner comprising a hand-held device mounted from the outer surface side,
The clasp device engages with the opening, an upper locking claw that engages with an upper locking portion provided at the upper edge of the opening, and a lower locking that engages with a lower locking portion provided at the lower edge of the opening. The claw includes a hand hole for inserting a finger and a recess for accommodating the fingertip, and the recess extends to the inside from the lower edge of the opening. And a right edge locked to a right edge claw portion provided on the right edge of the opening and a left edge locking hole locked to the left edge claw portion provided on the left edge of the opening. It has an edge locking hole, and is characterized by comprising a hand cover that is fixed to the extending portion and covers the extending portion and the recessed portion.

  Further, the upper locking portion is formed by cutting at the upper edge of the opening, the lower locking portion is formed by cutting at the lower edge of the opening, and the extending portion is formed by bending at the lower edge of the opening. The left edge claw portion is bent at the left edge of the opening, and the right edge claw portion is bent at the right edge of the opening.

  Further, a left edge locking portion for locking the handle cover to the left edge of the opening includes a claw portion of the left edge and a lock hole of the left edge, and the handle cover is attached to the opening of the opening. The right edge locking portion that locks to the right edge includes the claw portion on the right edge and the locking hole on the right edge, and the fixing portion that fixes the handpiece cover to the extension portion. It is characterized by comprising a screw hole provided in the projecting portion and a through-hole provided in the handle cover corresponding to the screw hole.

  In addition, the handhold device is provided at least on the machine room side.

  ADVANTAGE OF THE INVENTION According to this invention, the outdoor unit of the air conditioner which has the handle apparatus which improved the reliability corresponding to PL by the nonflammability countermeasure of the whole outdoor unit can be provided.

It is explanatory drawing of the outdoor unit of the air conditioner by this invention, (A) is the external appearance perspective view seen from the front side, (B) is the external appearance perspective view seen from the back side, (C) is an opening. It is explanatory drawing which looked at the state equipped with the handle from the outer surface side of the casing or the front cover, and (D) is the upper locking part of the opening and the handle as the AA sectional view shown in FIG. FIG. 2E is a view connecting the upper locking claw, the lower locking portion of the opening, and the lower locking claw of the handle, and FIG. 1E is a cross-sectional view taken along the line B-B shown in FIG. It is the figure which connected between the L-shaped part and the installation part of a hand-holding tool, the lower latching | locking part of an opening, and the lower latching claw of a handing tool (however, (E) is a lower latching part and hand of an opening. The lower latching claw of the hanging tool is omitted (not shown). BRIEF DESCRIPTION OF THE DRAWINGS It is principal part explanatory drawing of the outdoor unit of the air conditioner by this invention, (A) is the figure which looked at opening from the inner surface side of a casing or a front cover, (B) is the extension formed in the peripheral part of opening. It is an expanded view including a part and a locking piece. BRIEF DESCRIPTION OF THE DRAWINGS It is principal part explanatory drawing of the outdoor unit of the air conditioner by this invention, (A) is sectional drawing which shows the state (STEP1) which starts mounting | wearing with a handle in an opening, (B) is a handle in an opening. It is sectional drawing which shows the state (STEP2) in the middle of mounting | wearing, (B) is sectional drawing which shows the state (STEP3) which mounted | wore with opening. BRIEF DESCRIPTION OF THE DRAWINGS It is principal part explanatory drawing of the outdoor unit of the air conditioner by this invention, (A) is a perspective view which shows the state (STEP1) which starts mounting | wearing of a hand hook cover, (B) is mounting | wearing with a hand hook cover. It is the perspective view and enlarged perspective view which show the state (STEP2) in the middle of doing, (B) is the perspective view and enlarged perspective view which show the state (STEP3) with which the hand cover cover was mounted | worn. It is explanatory drawing of the outdoor unit of the air conditioner by a prior art example, (A) is the external appearance perspective view seen from the back side, (B) is principal part sectional drawing.

  EMBODIMENT OF THE INVENTION Hereinafter, the form for implementing this invention is demonstrated in detail as an Example based on an accompanying drawing.

  As shown in FIGS. 1 (A) and 1 (B), an outdoor unit of an air conditioner according to the present invention (hereinafter referred to as an outdoor unit 1) is a casing in which the outer unit 1 includes a front cover 20 made of sheet metal. 2 and a suction port 2 a for sucking outside air on the back side of the casing 2, while a blower port 2 b is provided on the front side of the casing 2.

  The interior of the outdoor unit 1 is partitioned into a heat exchanger chamber and a machine chamber by a partition plate, as described above with reference to FIG.

  A heat exchanger (not shown) is installed in the heat exchanger chamber so as to face the suction port 2a for sucking outside air, and a compressor, electrical components, etc. (not shown) are installed in the machine room.

  The casing 2 is provided with a detachable sheet metal front cover 20 that constitutes a part of the casing 2 so as to be adjacent to the air outlet 2b provided on the front side of the outdoor unit 1, and the front cover 20 is removed. Thus, the front part of the machine room and the part of the side part close to the front part of the machine room can be opened respectively. It is possible to easily maintain a compressor, electrical equipment, etc. (not shown).

  Therefore, the front cover 20 that constitutes a part of the casing 2 is bent to have an L-shaped cross section so as to cover the front part on the machine room side and part of the side part closer to the front part on the machine room side. It has been configured.

  That is, the front surface portion on the machine room side is covered by the front cover 20 constituting a part of the casing 2, while the rear surface portion on the machine room side is constituted by a part of the casing 2, and at least these machines The front cover 20 that covers the front part on the room side and the casing 2 that forms the rear part on the machine room side are suitable for the operator to put their fingers on when moving the outdoor unit 1 for installation. The handle device 3 is provided.

  The handle device 3 will be described below as a configuration provided on the casing 2 constituting the rear surface portion on the machine room side and the front cover 20 covering the front surface portion on the machine room side. It may be configured to be provided at any position of the casing 2 and the front cover 20 as long as the position is suitable for hanging.

  The hand-held device 3 is moved at the time of installation as shown in FIGS. 1 (C) to 1 (E) even when the outdoor unit 1 is about 100 kilograms in weight or larger. For example, by providing the synthetic resin handle 30 to hang a finger, for example, compared to the case where a handle structure is formed by folding a sheet metal, it is possible to secure a large area that the finger touches. It becomes a handle structure in which fingers are familiar, and the force of the familiar fingers is easily applied to the handle 30.

  As shown in FIG. 2A, the casing 2 and the front cover 20 are formed as through holes facing a compressor chamber (not shown) covered with a compressor cover and a machine room in which electric components (not shown) are installed. An opening 2c formed in a substantially rectangular shape is provided.

  The upper edge part of the opening 2c provided in the casing 2 and the front cover 20 is a horizontal L-shape bent inside the casing 2 and the front cover 20 as shown in FIGS. 1 (E) and 3 (A). The portion 2i is formed in a bent shape, whereby the strength of the portion is increased, and FIG. 1 (D), FIG. 2 (A) and FIG. 2 (B), and FIG. 3 (A) to FIG. As shown in FIG. 3C, a plurality of upper locking portions 2g for locking the plurality of upper locking claws 3c provided in the handhold tool 30 are obtained by cutting out a part of the L-shaped portion 2i. A notch is formed.

  A step 2d formed so as to bulge inside the casing 2 and the front cover 20 is provided at the periphery of the opening 2c provided in the casing 2 and the front cover 20, and this step 2d. As a result, the strength of the opening 2c and its peripheral portion can be increased, and the handle flange portion 3d provided in the handle 30 to be described later can be accommodated in the stepped portion 2d, thereby improving the appearance.

  When the opening 2c is formed at the lower edge of the opening 2c, as shown in FIG. 1D, FIG. 2A, and FIGS. The formed extension part 5 is formed so as to be inclined and extended from the lower edge part of the opening 2c into the machine room inside the opening 2c so that the tip side becomes higher in order.

  The extension portion 5 is provided with a plurality of escape holes 5b at the base end portion thereof, so that FIG. 1 (D), FIG. 2 (A), FIG. 2 (B), and FIG. As shown in FIG. 3C, a plurality of lower locking portions 2h for locking the plurality of lower locking claws 3e provided in the hand tool 30 are formed by cutting.

  The handle 30 is a molded product made of a synthetic resin, and is opened when mounted as shown in FIGS. 1 (C) to 1 (E) and FIGS. 3 (A) to 3 (C). Continuing to the handle hole 3a so as to accommodate the handle flange 3d that contacts the step 2d provided at the peripheral edge of 2c, the handle hole 3a for inserting the finger, and the fingertip of the inserted finger The formed recess 3b, the plurality of upper locking claws 3c that are locked to the plurality of upper locking portions 2g that are cut and formed at the upper edge of the opening 2c, and the plurality of that that are cut and formed at the lower edge of the opening 2c A plurality of lower locking claws 3e that are locked to the lower locking portion 2h, and an erection portion 3f that a fingertip is inserted through the hand-holding hole portion 3a and is received in the concave portion 3b to hang a finger. It is configured.

  In addition, as shown in FIG.1 (E), the installation part 3f for hanging a finger | toe has the structure contact | abutted to the whole region of the L-shaped part 2i bent at the upper edge part of the opening 2c, The installation portion 3f is formed so as to round the entire area of the front end edge 3f1 and the rear end edge 3f2 (the entire area in the vertical direction of the drawing in the figure) which are the left and right positions on the paper surface in FIG. Since the fingers are easily familiar with the recess 3b including 3f, it is easy to apply the force of the applied fingers to the upper edge portion of the opening 2c in which the L-shaped portion 2i is bent through the handle 30.

  When the handle 30 made of synthetic resin is attached to the opening 2c from the outer surface side of the casing 2 and the front cover 20, first, as shown by an arrow b in FIG. The recesses 3b are inserted through the openings 2c and pushed upward obliquely, whereby the plurality of upper locking claws 3c are engaged with the plurality of upper locking parts 2g cut and formed in the upper edge of the opening 2c.

  Next, as indicated by arrow d in FIG. 3B, with a plurality of upper locking claws 3c engaged with the plurality of upper locking portions 2g as the center indicated by c shown as STEP2 in FIG. Then, the lower part of the hand tool 30 is moved toward the lower edge part of the opening 2c and pressed, so that a plurality of parts provided in the hand tool 30 are provided as shown as STEP 3 in FIG. The lower locking claws 3e are locked to a plurality of lower locking portions 2h cut into the lower edge of the opening 2c, and at the same time, the plurality of upper locking claws 3c are cut into the upper edge of the opening 2c. The handle 30 is attached to the opening 2c by being locked to the plurality of upper locking portions 2g.

  Further, as shown in FIGS. 2 (A) and 2 (B), FIGS. 3 (A) to 3 (C), and FIG. 4 (C), the extending portion 5 is made of sheet metal, which will be described later. 4 is provided with a screw hole 5a for screwing and fixing the handpiece cover 6 of the present invention. As shown in FIGS. 4A to 4C, the screwhole cover 6 described later has a screw hole. A through hole 6d for passing a screw 7 screwed to 5a is provided.

  As shown in FIG. 2 (A) and FIGS. 3 (A) to 3 (C), the screw hole 5a provided in the extension part 5 is a screw so as to protrude to the upper surface side of the extension part 5. By performing the forming process (burring process) in which the periphery of the hole 5a is raised, the number of threads is increased and the strength when tightening is increased.

  When the plurality of lower locking claws 3e provided in the handhold device 30 are locked to the plurality of lower locking claws 2h formed by cutting the lower edge of the opening 2c, a part of the plurality of lower locking claws 3e Has a configuration in which a plurality of escape holes 5b are inserted and protruded downward from these escape holes 5b, and a part of the plurality of protruding lower locking claws 3e is attached to a handpiece cover 6 described later. As shown in FIG. 4 (C), by engaging with the plurality of engaging portions 6e provided, a screw provided with a through hole 6d provided in the handpiece cover 6 described later in the extending portion 5 is provided. By being aligned with the hole 5a, the workability when the hand cover 6 is screwed and fixed to the extending portion 5 by the screw 7 is improved.

  The handle 30 engages the plurality of upper locking claws 3c with the plurality of upper locking portions 2g, and then locks the plurality of lower locking claws 3e with the plurality of lower locking portions 2h. The plurality of upper locking claws 3c are locked to the plurality of upper locking portions 2g, and the handle flange portion 3d is brought into close contact with the stepped portion 2d provided at the peripheral edge of the opening 2c, thereby providing play (play). Is firmly attached to the opening 2c so as not to occur and not to be easily detached.

  Further, as shown as STEP 3 in FIG. 3C, the handle 30 is configured to ensure a predetermined gap between the bottom surface of the recess 3 b and the extension portion 5. Even if the forming process (burring process) is performed on the upper surface side of the projecting portion 5 around the screw hole 5a, the screw 7 is screwed into the screw hole 5a that has been processed (burring process). However, the threaded hole 5a and the tip of the screw 7 subjected to the molding process (burring process) do not hit the bottom surface of the recess 3b.

  In addition, the installation part 3f with which the handle 30 was equipped is formed so that it may contact | abut to the L-shaped part 2i covering the whole longitudinal direction area | region of the upper edge part of the opening 2c, and strength required as the handle 30 In addition, the entire finger can be easily hooked on the erection part 3f corresponding to the entire longitudinal direction of the opening 2c.

  With this configuration, the handle 30 includes the recess 3b for accommodating the fingertip of the finger that is continuously formed on the back side of the handle hole 3a and bulges into the machine chamber, and the opening 2c. Since the installation part 3f that covers the entire longitudinal direction of the upper edge part and abuts on the L-shaped part 2i is provided, the entire finger can be sufficiently hung, so that the hung finger can easily become familiar with the hand hook 30. Thus, it is easy to apply a finger force to the portion.

  Further, when the opening 2c is formed on the left edge of the opening 2c, as shown in FIGS. 2A and 2B and FIGS. 4A to 4C, a vertically long shape is formed. The left edge claw portion 2e is bent, and the left edge claw portion 2e is bent so as to protrude into the machine room inside the opening 2c. It has a configuration having a vertically elongated locking groove 2f.

  Similarly, on the right edge of the opening 2c, as shown in FIGS. 2 (A) and 2 (B) and FIGS. 4 (A) to 4 (C), a vertically long claw portion 2e on the right edge is formed. The claw portion 2e on the right edge is bent so as to protrude into the machine room inside the opening 2c, and is a vertically long locking groove that opens vertically and extends vertically. 2f is provided.

  The left edge claw portion 2e bent at the left edge of the opening 2c and the right edge claw portion 2e bent at the right edge of the opening 2c are an enlarged view of the claw portion of FIG. As shown in the enlarged view of the claw portion in FIG. 4C, a vertically long locking groove 2f is formed in a substantially L shape in a side view. By the sliding of the hook cover 6 in the vertical direction, a locking portion 6c provided in the hand hook cover 6 described later is locked in a detachable manner.

  It is to be noted that the extension portion 5 that is bent so as to extend into the machine room, the L-shaped portion 2i that is bent at the upper edge portion of the opening 2c, and the left edge of the opening 2c are bent. The left edge claw portion 2e and the right edge claw portion 2e bent at the right edge of the opening 2c are configured as shown in FIG. 2B as a development view, and when the opening 2c is formed. By bending at a bending location a indicated by a broken line in the same figure, bending is simultaneously formed as shown in FIG.

  At that time, the extension portion 5 is bent so as to extend into the machine room, the L-shaped portion 2i is bent at the upper edge portion of the opening 2c, and is bent at the left edge of the opening 2c. The left edge claw portion 2e and the right edge claw portion 2e bent at the right edge of the opening 2c are pressed as shown in FIG. As shown in FIG. 5, the accuracy of the shape and size can be increased by forming a bend.

  The hand cover 6 is made of sheet metal as shown in FIGS. 4 (A) to 4 (C), and the cover 6a covers the recess 3b and the extension 5 of the hand 30 from the machine room side, By being continuously formed at the periphery of the cover portion 6a, the casing 2 and the flange portion 6b in close contact with the back surface of the step portion 2d provided on the front cover 20 are provided.

  The cover portion 6a of the handle cover 6 is formed so as to be able to completely cover the recessed portion 3b provided in the handle 30 and the extended portion 5 formed at the lower edge of the opening 2c. The flange portion 6b of the hand cover 6 is slid as shown by the arrow f shown in the enlarged view of the claw portion in FIG. 4B with the cover portion 6a covering the recess 3b and the extension portion 5. FIG. 4 (C) is an enlarged view of the claw portion 2e bent at the left edge of the opening 2c and the claw portion 2e of the right edge bent at the right edge of the opening 2c. As shown, a left edge locking portion 6c and a right edge locking portion 6c are provided.

  In addition, when forming the cover portion 6a, the sheet metal handle cover 6 is formed so that, for example, the sheet metal is drawn by press working so as to increase the efficiency of material removal and not increase the remaining material. Alternatively, in a portion e (including the facing surface) shown in FIG. 4A, a part of the bent curved surface that is formed may be firmly formed by spot welding. .

  Here, a handle 30 is attached to the opening 2c provided in the casing 2 and the front cover 20 from the outer surface side of the casing 2 and the front cover 20, and a plurality of lower locking portions 2h are provided from the inner surface side. At the same time that the lower locking claws 3e are correctly locked, the plurality of upper locking claws 3c can be accurately locked to the plurality of upper locking portions 2g, and the step provided at the peripheral edge of the opening 2c After confirming that the handle flange portion 3d is in close contact with the portion 2d, the procedure for attaching the handle cover 6 to the casing 2 and the front cover 20 from the inner surface side is shown in FIGS. ) Will be described below.

  Holding the hand cover 6 shown in FIG. 4 (A) in the hand, the cover 6a of the hand cover 6 is bent into the recess 3b and the opening 2c provided in the hand 30 attached to the opening 2c. As shown in FIG. 4B, the flange portion 6b provided on the hand cover 6 is brought into contact with the back surface of the casing 2 and the front cover 20 while covering the formed extension portion 5, while the flange portion 6b A left edge claw portion 2e bent at the left edge of the opening 2c is inserted into the plurality of engaging portions 6c provided, and a right edge claw portion 2e bent at the right edge of the opening 2c is inserted. Let

  Next, as shown by an arrow f in the enlarged nail view of FIG. 4B, the handle cover 6 is slid while being guided by the left edge claw part 2e and the right edge claw part 2e. 4 (C), a left edge formed by bending a plurality of locking portions 6c provided on a flange portion 6b provided on the handle cover 6 at the left edge of the opening 2c. The claw portion 2e is engaged with a locking groove 2f, and the right edge claw portion 2e is bent at the right edge of the opening 2c.

  At this time, the slidable handle cover 6 has one surface (bottom surface) provided with a through-hole 6d abutting against the extending portion 5 as shown by a two-dot chain line (imaginary line) in FIG. Accordingly, as shown in FIGS. 4 (A) to 4 (C), a plurality of lower portions provided in the handgrip 30 through which the escape holes 5b provided in the extending portion 5 are inserted. A part of the locking claw 3e is engaged with an engaging portion 6e provided on the hand hook cover 6.

  The hand cover 6 is guided by the left edge claw portion 2e and the right edge claw portion 2e during sliding, and is rattled in the left-right direction by the left edge claw portion 2e and the right edge claw portion 2e ( (Play) is controlled so as not to occur, and a part of the plurality of lower locking claws 3e is engaged with the plurality of engaging portions 6e.

  As a result, the through hole 6d provided in the handle cover 6 is aligned with the screw hole 5a provided in the extending portion 5, and FIG. 1 is screwed into the screw hole 5a, and the handle cover 6 is screwed and fixed to the extension portion 5, so that as shown by a two-dot chain line (imaginary line) in FIG. The hook cover 6 can cover the recessed portion 3b provided in the hand hook 30 and the extending portion 5 formed by bending in the opening 2c.

  As a result, the metal plate handle 6 is heated from the synthetic resin handle 30 in the event of a fire, and starts to melt from the opening 2c provided in the casing 2 and the front cover 20 to the outside. Even if it falls, the opening 2c is shielded by the hand cover 6 as shown by a two-dot chain line (imaginary line) in FIG. 1 (D) in order to improve the reliability corresponding to the PL. The non-combustible measures for the entire outdoor unit 1 can be realized.

  That is, for example, even when a synthetic resin handle 30 exposed to a high temperature starts to melt due to a fire in the vicinity, the melted handle 30 is the machine of the outdoor unit 1. Since it does not fall into the room and slides down on the upper surface of the extension part 5 inclined so that the tip position is higher than the base end part, it is discharged out of the machine, so it is a clue that started to melt and became a fire type There is no fear that the machine room will spread by dropping the tool 30.

  1 (D) and 1 (E) show a state in which the handle 30 is attached to the opening 2c as a cross-sectional view of the main part, but in FIG. 1 (D), the handle hook 6 Is indicated by a two-dot chain line (imaginary line). For example, when the handle 30 that has started to melt at a high temperature falls on the upper surface of the extension portion 5, the handle cover 6 is attached to the casing 2 and the front cover 20. Since it is mounted not to cover only a part of the provided opening 2c but to cover the entire area of the opening 2c, the handle 30 is accurately discharged out of the machine.

  As described above, according to the configuration of the present invention, the handle device 3 includes the opening 2c provided in the sheet metal casing 2 and the front cover 20, and the synthetic resin handle attached to the opening 2c. 30, an extension portion 5 extending from the lower edge portion of the opening 2c into the machine room, and a sheet metal handle cover 6 covering the extension portion 5 and the recess portion 3b. When installing 1, the hand 30 can be moved by placing it on a hand tool 30 that is easy to get used to, and the hand tool 30 when it starts to melt and falls is discharged out of the machine. At the same time, the opening 2c is shielded by the hand cover 6 and the air conditioner has the hand device 3 that improves the reliability for PL by realizing the non-combustibility measures for the entire outdoor unit 1. It becomes the outdoor unit 1 of the machine.

DESCRIPTION OF SYMBOLS 1 Outdoor unit of air conditioner 2 Casing 20 Front cover 2a Suction port 2b Air outlet 2c Opening 2d Step part 2e Claw part 2f Locking groove 2g Upper locking part 2h Lower locking part 2i L-shaped part 3 Hand apparatus 30 Hand Hang 3a Hand hole 3b Recess 3c Upper locking claw 3d Hook flange 3e Lower locking claw 3f Construction part 3f1 Front edge 3f2 Rear edge 5 Extension 5a Screw hole 5b Escape hole 6 Hand cover 6a Cover part 6b Flange part 6c Locking part 6d Through hole 6e Engaging part 7 Screw

Claims (4)

The inside of the casing is partitioned into a heat exchanger chamber and a machine chamber, and at least a suction port is provided on the back side, a blowout port is provided on the front side, and a synthetic resin handle is provided in the opening provided in the casing. An outdoor unit of an air conditioner comprising a hand-held device mounted from the outer surface side,
The clasp device engages with the opening, an upper locking claw that engages with an upper locking portion provided at the upper edge of the opening, and a lower locking that engages with a lower locking portion provided at the lower edge of the opening. The claw includes a hand hole for inserting a finger and a recess for accommodating the fingertip, and the recess extends to the inside from the lower edge of the opening. And a right edge locked to a right edge claw portion provided on the right edge of the opening and a left edge locking hole locked to the left edge claw portion provided on the left edge of the opening. An outdoor unit of an air conditioner comprising an edge locking hole and a hand cover that is fixed to the extending portion and covers the extending portion and the recessed portion.   The upper locking part is formed by cutting at the upper edge of the opening, the lower locking part is formed by cutting at the lower edge of the opening, and the extending part is formed by bending at the lower edge of the opening, The claw part on the left edge is bent at the left edge of the opening, and the claw part on the right edge is bent at the right edge of the opening. Air conditioner outdoor unit.   A left edge locking portion for locking the hand cover to the left edge of the opening includes a claw portion on the left edge and a locking hole on the left edge, and the hand cover is connected to the right edge of the opening. A right edge locking portion that is locked to the right edge includes a claw portion on the right edge and a locking hole on the right edge, and a fixing portion that fixes the handpiece cover to the extension portion is the extension portion. The outdoor unit for an air conditioner according to claim 1, wherein the outdoor unit of the air conditioner is formed by a screw hole provided in the through hole and a through hole provided in the handle cover corresponding to the screw hole.   The outdoor unit for an air conditioner according to claim 1, wherein the handhold device is provided at least on the machine room side.

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