JP4162247B2

JP4162247B2 - Air conditioner outdoor unit lifting device

Info

Publication number: JP4162247B2
Application number: JP2005356129A
Authority: JP
Inventors: 一博新城
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-12-09
Filing date: 2005-12-09
Publication date: 2008-10-08
Anticipated expiration: 2025-12-09
Also published as: JP2007162964A

Description

この発明は空調装置の室外機昇降装置に係り、特に、建物の天井面に空調装置の室外機を容易かつ迅速に設置にすることができる空調装置の室外機昇降装置に関する。 The present invention relates to an outdoor unit elevating apparatus for an air conditioner, and more particularly to an outdoor unit elevating apparatus for an air conditioner that can easily and quickly install an outdoor unit of an air conditioner on a ceiling surface of a building.

空調装置は、建物の屋内に設置する室内機と屋外に設置する室外機とから構成される。空調装置の室外機は、建物から張り出したベランダ等の張出部の天井面を利用して、吊り下げ器具により吊り下げて設置する場合がある。 An air conditioner is comprised from the indoor unit installed in the indoor of a building, and the outdoor unit installed in the outdoors. An outdoor unit of an air conditioner may be installed by being hung by a hanging device using a ceiling surface of a protruding portion such as a veranda protruding from a building.

従来の吊り下げ器具には、建物の天井面に取り付けられる一対の平行な取付け部材と、各取付け部材から夫々垂下される吊り下げ部材と、一方の取付け部材から垂下される吊り下げ部材と他方の取付け部材から垂下される吊り下げ部材との各下端を連結して空調装置の室外機を支持する支持部材とを備えているものがある。
特開２０００−２５７９１９号公報 A conventional hanging device includes a pair of parallel attachment members attached to a ceiling surface of a building, a suspension member suspended from each attachment member, a suspension member suspended from one attachment member, and the other. Some have a support member that supports the outdoor unit of the air conditioner by connecting the lower ends of the suspension member and the suspension member that hangs down from the mounting member.
JP 2000-257919 A

また、前記空調装置の室外機を建物の天井面に吊り下げ器具により吊り下げて設置する際には、室外機を天井面の近くまで持ち上げる必要がある。従来は、複数人の作業者により室外機を持ち上げ、また、足場を組んで滑車により室外機を吊り上げ、あるいは、リフト機構により室外機を持ち上げていた。 Further, when the outdoor unit of the air conditioner is installed on the ceiling surface of the building by using a hanging device, it is necessary to lift the outdoor unit to the vicinity of the ceiling surface. Conventionally, the outdoor unit is lifted by a plurality of workers, the outdoor unit is lifted by a pulley with a scaffold, or the outdoor unit is lifted by a lift mechanism.

従来の空調装置の室外機を吊り下げて設置する装置としては、天井面に取り付けた吊り下げ器具の一対の平行な取付け部材に夫々座金を取り付けて回転軸を軸支し、この回転軸に取り付けた一対のローラに夫々ロープを巻掛け、この２本のロープの下端を室外機が搭載された吊り下げ器具の支持部材の幅方向両側に係止し、回転軸を軸回転機構により回転させて室外機を吊り上げるものがある。
特開平９−２１０４１１号公報 A conventional air conditioner outdoor unit is installed by hanging a washer attached to a pair of parallel attachment members of a hanging fixture attached to the ceiling surface, and a rotating shaft is pivotally supported. A rope is wound around each of the pair of rollers, and the lower ends of the two ropes are locked to both sides in the width direction of the support member of the hanging device on which the outdoor unit is mounted, and the rotation shaft is rotated by the shaft rotation mechanism. There is something that lifts the outdoor unit.
Japanese Patent Laid-Open No. 9-210411

ところが、特許文献２に開示される装置は、室外機の設置に際して、吊り下げ器具に座金や回転軸、ローラ、ロープを組み付けなければならないため、設置前作業に手間がかかる問題があり、吊り上げ時に、軸回転機構の操作用チェーンを作業者が手作業で引いて室外機を引き上げているため、吊り上げ作業に手間がかかる問題があった。 However, the apparatus disclosed in Patent Document 2 has a problem that it takes time to perform the pre-installation work because a washer, a rotating shaft, a roller, and a rope must be assembled to the hanging device when installing the outdoor unit. Since the operator manually pulls the operating chain of the shaft rotation mechanism to lift the outdoor unit, there is a problem that the lifting work is troublesome.

また、特許文献２に開示される装置は、室外機を搭載した支持部材の幅方向両側に２本のロープを係止して吊り上げているため、吊り上げ時に室外機を搭載した支持部材が遊動して安定性に欠ける問題があり、軸回転機構の操作用チェーンを引く作業に合わせて、室外機を搭載した支持部材の遊動を抑える作業を必要とすることから、１人による設置作業が困難となる問題があった。 In addition, since the apparatus disclosed in Patent Document 2 lifts with two ropes locked on both sides in the width direction of the support member on which the outdoor unit is mounted, the support member on which the outdoor unit is mounted is idled when lifted. In addition, there is a problem of lack of stability, and it is difficult to install by one person because it requires work to suppress the movement of the support member carrying the outdoor unit in accordance with the work of pulling the operation chain of the shaft rotation mechanism. There was a problem.

この発明は、建物の天井面に空調装置の室外機を吊り下げ器具により吊り下げて設置する際に、設置前作業や吊り上げ作業が簡単であり、吊り上げ時の安定性を向上して建物の天井面への空調装置の室外機の吊り上げを１人の作業者で行うことでき、室外機を容易かつ迅速に天井面に設置にすることを目的とする。 When installing the outdoor unit of an air conditioner on a ceiling surface of a building with a hanging device, the present invention facilitates pre-installation work and lifting work, improves stability during lifting, and improves the ceiling of the building. It is an object of the present invention to allow an outdoor unit of an air conditioner to be lifted on a surface by one operator and to install the outdoor unit on a ceiling surface easily and quickly.

この発明は、建物の天井面に吊り下げ器具により吊り下げて設置される空調装置の室外機を搭載する本体を設け、この本体の下面に巻取りドラムを回転可能に設け、この巻取りドラムの外周には４つの巻取り溝を設け、この４つの巻取り溝に各一端側を夫々固定されて巻出し・巻取りされる４本のケーブルを設け、これら４本のケーブルを上方向に向かって案内する４つのガイドプーリを設け、前記４本のケーブルの他端側には前記建物の天井面に取り付けられた前記吊り下げ器具の一対の取付け部材に係止される係止具を設け、前記巻取りドラムを回転させるドラム回転機構を設け、このドラム回転機構は前記巻取りドラムに付設されたウォームホイールとこのウォームホイールに噛合するウォームとからなるウォームギヤにより構成され、このウォームギヤのウォームの駆動軸には携帯用電動回転工具の着脱部が着脱可能に装着される装着部を設けたことを特徴とする。 The present invention provides a main body on which an outdoor unit of an air conditioner installed on a ceiling surface of a building is suspended by a hanging device, and a winding drum is rotatably provided on the lower surface of the main body. Four winding grooves are provided on the outer periphery, and four cables that are unwound and wound by fixing one end side of each of the four winding grooves are provided, and these four cables are directed upward. Provided with four guide pulleys for guiding, and provided on the other end side of the four cables with a locking tool that is locked to a pair of attachment members of the hanging device attached to the ceiling surface of the building, A drum rotating mechanism for rotating the winding drum is provided, and the drum rotating mechanism is constituted by a worm gear including a worm wheel attached to the winding drum and a worm meshing with the worm wheel. The worm gear to the worm drive shaft, characterized in that the detachable part of the portable electric rotary tool is provided with a mounting portion that is capable mounted detachably.

この発明の空調装置の室外機昇降装置は、室外機を設置する際に、本体の下面に回転可能に設けた巻取りドラムから巻出した４本のケーブルを４つのガイドプーリを介して上方向に繰出し、４本のケーブルの他端側の係止具を建物の天井面に取り付けられた吊り下げ器具の一対の取付け部材に係止することにより、室外機の設置作業を開始することができ、室外機を吊り上げる際に、ドラム回転機構を構成するウォームギヤのウォームの駆動軸に設けた装着部に携帯用電動回転工具の着脱部を装着し、携帯用電動回転工具を駆動してドラム回転機構により巻取りドラムを回転させ、４本のケーブルを巻取ることにより、本体を天井面に向かって上昇させて室外機を安定して吊り上げることができ、携帯用電動回転工具を停止させても、ドラム回転機構を構成するウォームギヤによって巻取りドラムの逆転が阻止されることにより、４本のケーブルの巻出しを防止することができる。
このため、この発明の空調装置の室外機昇降装置は、建物の天井面に空調装置の室外機を吊り下げ器具により吊り下げて設置する際に、設置前の作業や吊り上げ作業が簡単であり、吊り上げ時の安定性を向上して建物の天井面への室外機の吊り上げを１人の作業者で行うことができ、室外機を容易かつ迅速に天井面に設置にすることができる。 The outdoor unit lifting / lowering device for an air conditioner according to the present invention is configured so that, when an outdoor unit is installed, four cables that are unwound from a winding drum that is rotatably provided on the lower surface of the main body are directed upward via four guide pulleys. The installation work of the outdoor unit can be started by locking the locking devices on the other end of the four cables to a pair of mounting members of a hanging device mounted on the ceiling surface of the building. When the outdoor unit is lifted, a drum rotating mechanism is installed by attaching a portable electric rotating tool attaching / detaching portion to a mounting portion provided on a worm drive shaft of a worm gear constituting the drum rotating mechanism and driving the portable electric rotating tool. By rotating the winding drum and winding four cables, the main body can be raised toward the ceiling surface to stably lift the outdoor unit, and even if the portable electric rotary tool is stopped, drum By reversing the winding drum is prevented by the worm gear constituting the rotation mechanism, it is possible to prevent the unwinding of the four cables.
For this reason, the outdoor unit lifting and lowering device of the air conditioner of the present invention is easy to install and lift before installation when the outdoor unit of the air conditioning unit is suspended and installed on the ceiling surface of the building by a hanging device. The stability at the time of lifting can be improved and the outdoor unit can be lifted to the ceiling surface of the building by one operator, and the outdoor unit can be easily and quickly installed on the ceiling surface.

この発明の空調装置の室外機昇降装置は、本体の下面に設けた巻取りドラムから巻出した４本のケーブルを４つのガイドプーリを介して上方向に繰出し、４本のケーブルの他端側の係止具を建物の天井面に取り付けられた吊り下げ器具の一対の取付け部材に係止し、ドラム回転機構を構成するウォームギヤのウォームの駆動軸に設けた装着部に携帯用電動回転工具の着脱部を装着して駆動し、ドラム回転機構により巻取りドラムを回転させて４本のケーブルを巻取ることにより、本体を天井面に向かって上昇させて室外機を安定して吊り上げるものである。
以下、図面に基づいて、この発明の実施例を説明する。 The outdoor unit lifting / lowering device for an air conditioner of the present invention feeds four cables unwound from a winding drum provided on the lower surface of the main body upward through four guide pulleys, and the other end side of the four cables. Are engaged with a pair of attachment members of a hanging device attached to the ceiling surface of the building, and a portable electric rotary tool is attached to a mounting portion provided on a worm drive shaft of a worm gear constituting a drum rotation mechanism. The detachable part is mounted and driven, and the winding drum is rotated by the drum rotating mechanism to wind up the four cables, whereby the main body is raised toward the ceiling surface and the outdoor unit is stably lifted. .
Embodiments of the present invention will be described below with reference to the drawings.

図１〜図１２は、この発明の実施例を示すものである。図１・図２において、２は建物、４は建物２の壁部、６は壁部４の壁面、８は壁部４から張り出したベランダ等の張出部、１０は張出部８の天井面である。建物２の張出部８の天井面１０には、空調装置の室外機１２を吊り下げて設置するために、吊り下げ器具１４が取り付けられる。吊り下げ器具１４は、図２に示すように、張出部８の天井面１０に４つの取付けナット１６−１〜１６−４を埋設し、各取付けナット１６−１〜１６−４に夫々取付けボルト１８−１〜１８−４を螺着している。４つの取付けナット１６−１〜１６−４は、２つを１組として２組１６−１・１６−３、１６−２・１６−４に分け、壁部４の壁面６と平行するように２組の取付けナット１６−１・１６−３、１６−２・１６−４を壁面６に対して前後に２列に配設している。 1 to 12 show an embodiment of the present invention. In FIG. 1 and FIG. 2, 2 is a building, 4 is a wall portion of the building 2, 6 is a wall surface of the wall portion 4, 8 is a protruding portion such as a veranda protruding from the wall portion 4, and 10 is a ceiling of the protruding portion 8. Surface. A hanging device 14 is attached to the ceiling surface 10 of the overhanging portion 8 of the building 2 in order to suspend and install the outdoor unit 12 of the air conditioner. As shown in FIG. 2, the hanging device 14 has four mounting nuts 16-1 to 16-4 embedded in the ceiling surface 10 of the overhanging portion 8, and is attached to each mounting nut 16-1 to 16-4. Bolts 18-1 to 18-4 are screwed. The four mounting nuts 16-1 to 16-4 are divided into two sets, 16-1 and 16-3, and 16-2 and 16-4, so that they are parallel to the wall surface 6 of the wall portion 4. Two sets of mounting nuts 16-1, 16-3 and 16-2, 16-4 are arranged in two rows in the front-rear direction with respect to the wall surface 6.

吊り下げ器具１４は、４つの取付けナット１６−１〜１６−４に螺着した各取付けボルト１８−１〜１８−４により天井面１０に一対の取付け部材２０−１・２０−２を壁部４の壁面６と平行に取り付け、一対の取付け部材２０−１・２０−２の長手方向両端側に夫々吊り下げ部材２２−１〜２２−４の上端を固定ボルト２４により固定する。一対の取付け部材２０−１・２０−２の長手方向一端側に夫々固定した２つの吊り下げ部材２２−１・２２−２の下端には、支持部材２６−１の長手方向両端を夫々固定ボルト２８により固定する。一対の取付け部材２０−１・２０−２の長手方向他端側に夫々固定した２つの吊り下げ部材２２−３・２２−４の下端には、支持部材２６−２の長手方向両端を夫々固定ボルト２８により固定する。吊り下げ器具１４は、一対の支持部材２６−１・２６−２により室外機１２を支持し、天井面１０に室外機１２を吊り下げて設置する。 The hanging device 14 has a pair of mounting members 20-1 and 20-2 attached to the ceiling surface 10 by the mounting bolts 18-1 to 18-4 screwed to the four mounting nuts 16-1 to 16-4. 4 are attached in parallel to the wall surface 6 and the upper ends of the suspension members 22-1 to 22-4 are fixed by fixing bolts 24 to both ends in the longitudinal direction of the pair of attachment members 20-1 and 20-2. At both lower ends of the two suspension members 22-1 and 22-2 fixed to one end in the longitudinal direction of the pair of mounting members 20-1 and 20-2, both longitudinal ends of the support member 26-1 are fixed bolts, respectively. It is fixed by 28. The longitudinal ends of the support member 26-2 are fixed to the lower ends of the two suspension members 22-3 and 22-4 fixed to the other longitudinal ends of the pair of mounting members 20-1 and 20-2, respectively. Secure with bolts 28. The hanging device 14 supports the outdoor unit 12 by a pair of support members 26-1 and 26-2 and suspends the outdoor unit 12 from the ceiling surface 10.

室外機１２を吊り下げ器具１４により天井面１０に吊り下げて設置するために、室外機１２を昇降させる室外機昇降装置３０は、図３〜図１０に示すように、室外機１２を搭載する長四角枠形状の本体３２を設けている。本体３２は、図３・図５に示すように、３本の長い横材３４−１〜３４−４と６本の短い縦材３６−１〜３６−６とにより長四角枠形状に形成される。 In order to suspend and install the outdoor unit 12 on the ceiling surface 10 by the suspending device 14, the outdoor unit elevating device 30 that raises and lowers the outdoor unit 12 includes the outdoor unit 12 as shown in FIGS. A main body 32 having a long rectangular frame shape is provided. 3 and 5, the main body 32 is formed in a long rectangular frame shape by three long cross members 34-1 to 34-4 and six short vertical members 36-1 to 36-6. The

この本体３２の下面３８には、支持枠４０を設けている。支持枠４０は、図４〜図７に示すように、横材３４−２の下側に取り付けられる略Ｕ字形状の横支持材４２と、縦材３６−３の下側に取り付けられる略Ｕ字形状の縦支持材４４とからなり、横支持材４２及び縦支持材４４を本体３２の略中心部で交差させて連結している。横材３４−２及び縦材３６−３が交差する部分と、横支持材４２及び縦支持材４４が交差する部分との間には、図８に示すように、本体３２の略中心部に位置させて、軸受４６・４８により上下方向に指向する回転軸５０を軸支している。 A support frame 40 is provided on the lower surface 38 of the main body 32. As shown in FIGS. 4 to 7, the support frame 40 includes a substantially U-shaped lateral support member 42 attached to the lower side of the transverse member 34-2 and a substantially U shape attached to the lower side of the longitudinal member 36-3. The horizontal support member 42 and the vertical support member 44 are connected to each other at a substantially central portion of the main body 32. Between the portion where the cross member 34-2 and the vertical member 36-3 intersect and the portion where the cross support member 42 and the vertical support member 44 intersect, as shown in FIG. The rotary shaft 50 is positioned and supported by the bearings 46 and 48 in the vertical direction.

回転軸５０には、巻取りドラム５２を設けている。この巻取りドラム５２の外周には、図８に示すように、４つの巻取り溝５４−１〜５４−４を上下方向に同軸上に並べて設けている。この４つの巻取り溝５４−１〜５４−４には、４本のケーブル５６−１〜５６−４の各一端側を夫々固定している。４本のケーブル５６−１〜５６−４は、巻取りドラム５２の４つの巻取り溝５４−１〜５４−４から、本体３２の下面３８と平行な水平方向であって、長四角枠形状の本体３２の各隅部に向かって巻出し・巻取りされる。巻取りドラム５２の周囲には、ケーブル５６−１〜５６−４に張力が作用していない場合に、巻取り溝５４−１〜５４−４から外れることを阻止するケーブル押さえ具５８を設けている。ケーブル押さえ具５８は、巻取りドラム５２外周に近接して、支持枠４０の横支持材４２及び縦支持材４４の各上部に４つ取り付けられている。 The rotating shaft 50 is provided with a winding drum 52. On the outer periphery of the winding drum 52, as shown in FIG. 8, four winding grooves 54-1 to 54-4 are arranged coaxially in the vertical direction. One end side of each of the four cables 56-1 to 56-4 is fixed to the four winding grooves 54-1 to 54-4. The four cables 56-1 to 56-4 are in a horizontal direction parallel to the lower surface 38 of the main body 32 from the four winding grooves 54-1 to 54-4 of the winding drum 52, and have a long rectangular frame shape. The main body 32 is unwound and wound toward each corner. Around the winding drum 52, there is provided a cable presser 58 that prevents the cables 56-1 to 56-4 from coming off the winding grooves 54-1 to 54-4 when no tension is applied to the cables 56-1 to 56-4. Yes. Four cable retainers 58 are attached to the upper portions of the horizontal support member 42 and the vertical support member 44 of the support frame 40 in the vicinity of the outer periphery of the winding drum 52.

本体３２の下面３８には、各隅部に４つのガイドプーリ６０−１〜６０−４を設けている。４つのガイドプーリ６０−１〜６０−４は、各ケーブル５６−１〜５６−４の延びる方向にプーリ溝６２−１〜６２−４（図９・図１０参照）を平行させ、保持軸６４−１〜６４−４に回転可能に保持されている。保持軸６４−１〜６４−４は、本体３２の下面３８の各隅部に取り付けられた保持具６６−１〜６６−４に保持されている。４つのガイドプーリ６０−１〜６０−４は、巻取りドラム５２から水平方向に巻出し・巻取りされる４本のケーブル５６−１〜５６−４を、上方向に向かって湾曲させて上下方向に繰り出し・引き込むように案内する。 The lower surface 38 of the main body 32 is provided with four guide pulleys 60-1 to 60-4 at each corner. The four guide pulleys 60-1 to 60-4 have pulley grooves 62-1 to 62-4 (see FIGS. 9 and 10) parallel to the extending direction of the cables 56-1 to 56-4, and the holding shaft 64. -1 to 64-4 are rotatably held. The holding shafts 64-1 to 64-4 are held by holders 66-1 to 66-4 attached to the corners of the lower surface 38 of the main body 32. The four guide pulleys 60-1 to 60-4 are vertically moved by curving upwardly four cables 56-1 to 56-4 that are unwound and wound from the winding drum 52 in the horizontal direction. Guide them to extend and retract in the direction.

４つのガイドプーリ６０−１〜６０−４は、図６〜図８に示すように、各ケーブル５６−１〜５６−４の接する最下位置が、巻取りドラム５２に設けた４つの巻取り溝５４−１〜５４−４の本体３２の下面３８からの各距離Ｄ１〜Ｄ４と一致するように、各保持軸６４−１〜６４−４の保持位置を異ならせて夫々保持具６６−１〜６６−４に保持されている。また、４つのガイドプーリ６０−１〜６０−４は、図９・図１０に示すように、各保持具６６−１〜６６−４の下側を本体３２の幅方向内側に向かって角度θ（例えば、３度）だけ傾けて取り付け、４本のケーブル５６−１〜５６−４が本体３２の幅方向外側に向かってわずかに斜めの上下方向に繰り出し・引き込まれるように、本体３２の下面３８に対して最下位置を幅方向内側に傾斜させて保持軸６４−１〜６４−４に軸支されている。 As shown in FIGS. 6 to 8, the four guide pulleys 60-1 to 60-4 have four windings provided on the winding drum 52 at the lowest position where the cables 56-1 to 56-4 are in contact. The holding tools 66-1 are provided by changing the holding positions of the holding shafts 64-1 to 64-4 so as to coincide with the distances D1 to D4 of the grooves 54-1 to 54-4 from the lower surface 38 of the main body 32. ~ 66-4. The four guide pulleys 60-1 to 60-4 are arranged at an angle θ toward the inner side in the width direction of the main body 32, as shown in FIGS. 9 and 10. The lower surface of the main body 32 is mounted so as to be inclined (for example, 3 degrees) so that the four cables 56-1 to 56-4 are extended and drawn slightly upward and downward toward the outer side in the width direction of the main body 32. 38, the lowermost position is inclined inward in the width direction and is supported by holding shafts 64-1 to 64-4.

前記４本のケーブル５６−１〜５６−４の他端側には、夫々係止具６８−１〜６８−４を設けている。係止具６８−１〜６８−４は、図９・図１０に示すように、ケーブル５６−１〜５６−４の他端側に固定された係止用環状部７０−１〜７０−４と、吊り下げ器具１４の一対の取付け部材２０−１・２０−２に係止される係止用ボルト部７２−１〜７２−４とからなる。係止具６８−１〜６８−４は、係止用環状部７０−１〜７０−４に形成した嵌合部７４−１〜７４−４を、係止用ボルト部７２−１〜７２−４に形成した嵌合穴７６−１〜７６−４に、遊びを持たせて嵌合することにより、係止用環状部７０−１〜７０−４に対して係止用ボルト部７２−１〜７２−４を回転可能に連絡している。 On the other end side of the four cables 56-1 to 56-4, locking tools 68-1 to 68-4 are provided, respectively. As shown in FIGS. 9 and 10, the locking tools 68-1 to 68-4 are locking annular portions 70-1 to 70-4 fixed to the other ends of the cables 56-1 to 56-4. And locking bolt portions 72-1 to 72-4 that are locked to the pair of attachment members 20-1 and 20-2 of the hanging device 14. The locking tools 68-1 to 68-4 are formed by engaging fitting portions 74-1 to 74-4 formed in the locking annular portions 70-1 to 70-4 with locking bolt portions 72-1 to 72-. By engaging the fitting holes 76-1 to 76-4 formed in the pin 4 with play, the locking bolt portions 72-1 are engaged with the locking annular portions 70-1 to 70-4. ~ 72-4 are communicated in a rotatable manner.

前記建物２の天井面１０に取り付けられた吊り下げ器具１４の一対の取付け部材２０−１・２０−２の長手方向両端には、図２に示すように、夫々係止用ナット部７８−１〜７８−４を取付けている。係止具６８−１〜６８−４は、係止用ボルト部７２−１〜７２−４を回転させて、一対の取付け部材２０−１・２０−２の長手方向両端に取付けた係止用ナット部７８−１〜７８−４に螺着することにより、一対の取付け部材２０−１・２０−２に係止される。 As shown in FIG. 2, locking nut portions 78-1 are provided at both ends in the longitudinal direction of the pair of mounting members 20-1 and 20-2 of the hanging device 14 attached to the ceiling surface 10 of the building 2, respectively. -78-4 are attached. The locking tools 68-1 to 68-4 are for locking the rotating bolt portions 72-1 to 72-4 attached to both ends of the pair of mounting members 20-1 and 20-2 in the longitudinal direction. By being screwed onto the nut portions 78-1 to 78-4, the nut portions 78-1 to 78-4 are locked to the pair of attachment members 20-1 and 20-2.

前記本体３２の下面３８には、前記巻取りドラム５２を回転させるドラム回転機構８０を設けている。このドラム回転機構８０は、図７・図８に示すように、巻取りドラム５２に付設されたウォームホイール８２と、このウォームホイール８２に噛合するウォーム８４とからなるウォームギヤ８６により構成される。ウォームホイール８２は、巻取りドラム５２の上部に固定され、回転軸５０により巻取りドラム５２と同期して回転する。ウォーム８４は、図５に示すように、軸線方向両側を軸受８８・９０により回転可能に軸支されている。軸受８８・９０は、縦材３６−４の下側に取り付けられた軸受保持体９２・９４に保持されている。 A drum rotating mechanism 80 that rotates the winding drum 52 is provided on the lower surface 38 of the main body 32. As shown in FIGS. 7 and 8, the drum rotating mechanism 80 includes a worm gear 86 including a worm wheel 82 attached to the winding drum 52 and a worm 84 meshing with the worm wheel 82. The worm wheel 82 is fixed to the upper portion of the take-up drum 52 and rotates in synchronization with the take-up drum 52 by the rotation shaft 50. As shown in FIG. 5, the worm 84 is rotatably supported by bearings 88 and 90 on both sides in the axial direction. The bearings 88 and 90 are held by bearing holders 92 and 94 attached to the lower side of the longitudinal member 36-4.

このウォームギヤ８６のウォーム８４には、軸線方向一側に駆動軸９６を設けている。駆動軸９６は、図７に示すように、一端側を軸受８８及び軸受保持体９２に貫通させてウォーム８４に結合し、他端側を横材３４−１から外側に突出するように延長している。駆動軸９６は、他端側を軸受９８により回転可能に軸支されている。軸受９８は、縦材３６−４の下側に取り付けた軸受保持具１００に保持されている。横材３４−１から外側に突出された駆動軸９６の他端側には、装着部１０２を設けている。装着部１０２には、携帯用電動回転工具である充電式の電動ドライバ１０４の着脱部であるチャック１０６が着脱可能に装着される。 The worm 84 of the worm gear 86 is provided with a drive shaft 96 on one side in the axial direction. As shown in FIG. 7, the drive shaft 96 has one end side penetrating the bearing 88 and the bearing holder 92 and coupled to the worm 84, and the other end side is extended so as to protrude outward from the cross member 34-1. ing. The other end of the drive shaft 96 is rotatably supported by a bearing 98. The bearing 98 is held by a bearing holder 100 attached to the lower side of the vertical member 36-4. A mounting portion 102 is provided on the other end side of the drive shaft 96 protruding outward from the cross member 34-1. A chuck 106 which is a detachable part of a rechargeable electric driver 104 which is a portable electric rotary tool is detachably mounted on the mounting part 102.

次に、この実施例の作用を説明する。 Next, the operation of this embodiment will be described.

室外機昇降装置３０により室外機１２を昇降させ、建物２の天井面１０に吊り下げ器具１４により吊り下げて設置する際には、図１・図２に示すように、建物２の天井面１０に吊り下げ器具１４の一対の取付け部材２０−１・２０−２を、取付けナット１６−１〜１６−４及び取付けボルト１８−１〜１８−４により取り付ける。 When the outdoor unit 12 is lifted and lowered by the outdoor unit lifting and lowering device 30 and is suspended from the ceiling surface 10 of the building 2 by the hanging device 14, the ceiling surface 10 of the building 2 is shown in FIGS. A pair of attachment members 20-1 and 20-2 of the hanging device 14 are attached to each other by attachment nuts 16-1 to 16-4 and attachment bolts 18-1 to 18-4.

室外機昇降装置３０は、長四角枠形状の本体３２を建物２の張出部８の下方に持ち込み、床面に載置する。室外機昇降装置３０は、本体３２に室外機１２を搭載し、本体３２の下面３８の巻取りドラム５２から巻出した４本のケーブル５６−１〜５６−４を４つのガイドプーリ６０−１〜６０−４を介して上方向に繰出し、係止具６８−１〜６８−４の係止用ボルト部７２−１〜７２−４を一対の取付け部材２０−１・２０−２の係止用ナット部７８−１〜７８−４に螺着して、取付け部材２０−１・２０−２に係止具６８−１〜６８−４を係止する。 The outdoor unit lifting / lowering device 30 brings a long rectangular frame-shaped main body 32 under the projecting portion 8 of the building 2 and places it on the floor surface. The outdoor unit lifting / lowering device 30 includes the outdoor unit 12 mounted on the main body 32, and four guide pulleys 60-1 that connect four cables 56-1 to 56-4 wound out from the winding drum 52 on the lower surface 38 of the main body 32. ˜60-4 is extended upward, and the locking bolts 72-1 to 72-4 of the locking tools 68-1 to 68-4 are locked to the pair of mounting members 20-1 and 20-2. The nuts 78-1 to 78-4 are screwed together, and the locking tools 68-1 to 68-4 are locked to the mounting members 20-1 and 20-2.

これにより、室外機昇降装置３０は、室外機１２を吊り上げて、吊り下げ器具１４による設置作業を開始できるようになる。 Thereby, the outdoor unit elevating device 30 can lift the outdoor unit 12 and start the installation work by the hanging device 14.

室外機昇降装置３０は、室外機１２を搭載した本体３２から突出された駆動軸９６の装着部１０２に電動ドライバ１０４のチャック１０６を装着し、電動ドライバー１０４を駆動してドラム回転機構８０により巻取りドラム５２を図３の矢印Ｅ方向に回転させると、４本のケーブル５６−１〜５６−４が巻取りドラム５２の巻取り溝５４−１〜５４−４に巻き取られて、本体３２を天井面１０に向かって上昇させる。 The outdoor unit lifting and lowering device 30 has a chuck 106 of an electric driver 104 mounted on a mounting portion 102 of a drive shaft 96 protruding from a main body 32 on which the outdoor unit 12 is mounted, and the electric driver 104 is driven and wound by a drum rotating mechanism 80. When the take-up drum 52 is rotated in the direction of arrow E in FIG. 3, the four cables 56-1 to 56-4 are wound around the take-up grooves 54-1 to 54-4 of the take-up drum 52, and the main body 32 is rotated. Is raised toward the ceiling surface 10.

このとき、室外機昇降装置３０は、図１１に示すように、本体３２の幅方向において対となるガイドプーリ６０−１・６０−２及びガイドプーリ６０−３・６０−４の最下位置間の距離をＬ１とし、一対の取付け部材２０−１・２０−２に埋設した対となる係止用ナット７８−１・７８−２及び係止用ナット７８−３・７８−４の埋設位置間の距離をＬ２とし、各ガイドプーリ６０−１〜６０−４の最下位置から各係止用ナット７８−１〜７８−４の埋設位置までの距離をＬ３とすると、距離Ｌ１に対する距離Ｌ２の差が大きいほど、また、距離Ｌ３が小さくなるほど、ガイドプーリ６０−１〜６０−４に対してケーブル５６−１〜５６−４が本体３２の幅方向外側に傾いて、ケーブル５６−１〜５６−４がプーリ溝６２−１〜６２−４から外れやすくなる。 At this time, as shown in FIG. 11, the outdoor unit lifting / lowering device 30 is between the lowermost positions of the guide pulleys 60-1 and 60-2 and the guide pulleys 60-3 and 60-4 that are paired in the width direction of the main body 32. L1 is the distance between the embedded positions of the locking nuts 78-1 and 78-2 and the locking nuts 78-3 and 78-4 that are embedded in the pair of mounting members 20-1 and 20-2. Is L2, and L3 is the distance from the lowest position of each guide pulley 60-1 to 60-4 to the embedding position of each locking nut 78-1 to 78-4, the distance L2 relative to the distance L1 As the difference is larger and the distance L3 is smaller, the cables 56-1 to 56-4 are inclined to the outer side in the width direction of the main body 32 with respect to the guide pulleys 60-1 to 60-4, and the cables 56-1 to 56-56. -4 from pulley grooves 62-1 to 62-4 It is likely.

この室外機昇降装置３０は、４つのガイドプーリ６０−１〜６０−４の各ケーブル５６−１〜５６−４が接する最下位置を、４つの巻取り溝５４−１〜５４−４の本体３２の下面３８からの各距離Ｄ１〜Ｄ４と一致するように異ならせたことにより、巻取りドラム５２に均等に且つ安定して巻出し・巻取りさせることができ、また、４つのガイドプーリ６０−１〜６０−４の下側を、本体３２の下面３８に対して幅方向内側に傾斜させて軸支していることにより、ガイドプーリ６０−１〜６０−４に対するケーブル５６−１〜５６−４の幅方向外側への傾きを小さくすることができ、ケーブル５６−１〜５６−４がプーリ溝６２−１〜６２−４から外れることを防止でき、室外機１２を安定して吊り上げ・吊り降ろしすることができる。 The outdoor unit lifting / lowering device 30 has a lowermost position where the cables 56-1 to 56-4 of the four guide pulleys 60-1 to 60-4 are in contact with the main body of the four winding grooves 54-1 to 54-4. By making the distances D1 to D4 different from the distances D1 to D4 from the lower surface 38, the winding drum 52 can be unwound and wound evenly and stably, and the four guide pulleys 60 Cables 56-1 to 56-4 for the guide pulleys 60-1 to 60-4 are supported by inclining the lower side of -1 to 60-4 inward in the width direction with respect to the lower surface 38 of the main body 32. -4 in the width direction outside can be reduced, the cables 56-1 to 56-4 can be prevented from coming off the pulley grooves 62-1 to 62-4, and the outdoor unit 12 can be lifted stably. Can be hung down.

なお、この室外機昇降装置３０は、図１２に示すように、ガイドプーリ６０−１・６０−２及びガイドプーリ６０−３・６０−４の最下位置間の距離Ｌ１が、係止用ナット７８−１・７８−２及び係止用ナット７８−３・７８−４の埋設位置間の距離Ｌ２と等しい場合に、ガイドプーリ６０−１〜６０−４に対するケーブル５６−１〜５６−４の本体３２の幅方向内側への傾きを小さくすることができ、ケーブル５６−１〜５６−４がプーリ溝６２−１〜６２−４から外れることを防止でき、室外機１２を安定して吊り上げ・吊り降ろしすることができる。 In addition, as shown in FIG. 12, this outdoor unit lifting / lowering apparatus 30 has a distance L1 between the lowermost positions of the guide pulleys 60-1 and 60-2 and the guide pulleys 60-3 and 60-4. When the distances L2 between the buried positions of the 78-1 and 78-2 and the locking nuts 78-3 and 78-4 are equal to each other, the cables 56-1 to 56-4 with respect to the guide pulleys 60-1 to 60-4 The inclination of the main body 32 toward the inner side in the width direction can be reduced, the cables 56-1 to 56-4 can be prevented from coming off the pulley grooves 62-1 to 62-4, and the outdoor unit 12 can be lifted stably. Can be hung down.

室外機昇降装置３０は、室外機１２を設置位置よりもわずかに上方まで吊り上げると、電動ドライバ１０４を停止する。室外機昇降装置３０は、電動ドライバ１０４を停止させても、ドラム回転機構８０を構成するウォームギヤ８６によって巻取りドラム５２の逆転が阻止されることにより、４本のケーブル５６−１〜５６−４の巻出しを防止することができ、室外機１２を設置位置よりもわずかに上方の位置に停止させることができる。 The outdoor unit lifting / lowering device 30 stops the electric driver 104 when the outdoor unit 12 is lifted slightly above the installation position. Even when the electric driver 104 is stopped, the outdoor unit lifting / lowering device 30 prevents the reverse rotation of the winding drum 52 by the worm gear 86 that constitutes the drum rotating mechanism 80, thereby causing the four cables 56-1 to 56-4. Can be prevented, and the outdoor unit 12 can be stopped at a position slightly above the installation position.

吊り下げ器具１４は、室外機１２を設置位置よりもわずかに上方の位置に停止させた状態において、一対の取付け部材２０−１・２０−２に夫々吊り下げ部材２２−１〜２２−４の上端を固定し、２組の吊り下げ部材２２−１・２２−２、２２−３・２２−４の各下端同士を支持部材２６−１・２６−２により連結する。支持部材２６−１・２６−２は、室外機１２のわずかに下側に位置されて、２組の吊り下げ部材２２−１・２２−２、２２−３・２２−４の各下端に連結される。 In the state where the outdoor unit 12 is stopped at a position slightly above the installation position, the hanging device 14 is attached to the pair of mounting members 20-1 and 20-2, respectively. The upper ends are fixed, and the lower ends of the two sets of hanging members 22-1 and 22-2 and 22-3 and 22-4 are connected to each other by support members 26-1 and 26-2. The support members 26-1 and 26-2 are positioned slightly below the outdoor unit 12 and are connected to the lower ends of the two sets of hanging members 22-1 and 22-2 and 22-3 and 22-4. Is done.

室外機昇降装置３０は、電動ドライバー１０４を駆動してドラム回転機構８０により巻取りドラム５２を図３の矢印Ｆ方向に回転させて、４本のケーブル５６−１〜５６−４を巻取りドラム５２の巻取り溝５４−１〜５４−４から巻き出してわずかに下降させると、支持部材２６−１・２６−２上に室外機１２が支持される。 The outdoor unit lifting / lowering device 30 drives the electric driver 104 to rotate the winding drum 52 in the direction of arrow F in FIG. 3 by the drum rotating mechanism 80, thereby winding the four cables 56-1 to 56-4. When it is unwound from the winding grooves 54-1 to 54-4 of 52 and slightly lowered, the outdoor unit 12 is supported on the support members 26-1 and 26-2.

室外機昇降装置３０は、支持部材２６−１・２６−２上に室外機１２を支持させた後に、電動ドライバ１０４を駆動してドラム回転機構８０により巻取りドラム５２を図３の矢印Ｆ方向にさらに回転させ、４本のケーブル５６−１〜５６−４を巻取りドラム５２から巻き出して本体３２を下降させ、床面に降ろす。本体３２を床面に降ろした室外機昇降装置３０は、係止具６８−１〜６８−４の係止用ボルト部７２−１〜７２−４を回転させて取付け部材２０−１・２０−２の係止用ナット部７８−１〜７８−４から取り外し、電動ドライバ１０４を駆動して巻取りドラム５２にケーブル５６−１〜５６−４を巻取ることにより、室外機１２を設置場所から容易に持ち出すことができる。 The outdoor unit lifting and lowering device 30 supports the outdoor unit 12 on the support members 26-1 and 26-2, and then drives the electric driver 104 to move the winding drum 52 in the direction of arrow F in FIG. And the four cables 56-1 to 56-4 are unwound from the winding drum 52, the main body 32 is lowered, and lowered to the floor surface. The outdoor unit lifting / lowering device 30 with the main body 32 lowered to the floor surface rotates the locking bolts 72-1 to 72-4 of the locking tools 68-1 to 68-4 to rotate the mounting members 20-1 and 20-. 2 to remove the outdoor unit 12 from the installation place by removing the locking nut portions 78-1 to 78-4 and driving the electric driver 104 to wind the cables 56-1 to 56-4 around the winding drum 52. Can be taken out easily.

このように、室外機昇降装置３０は、室外機１２を設置する際に、長四角枠形状の本体３２の下面３８の略中心部に回転軸５０により回転可能に設けた巻取りドラム５２から巻出した４本のケーブル５６−１〜５６−４を本体３２の下面３８の各隅部に設けた４つのガイドプーリ６０−１〜６０−４を介して上方向に繰出し、４本のケーブル５６−１〜５６−４の他端側の係止具６８−１〜６８−４を建物２の天井面１０に取り付けられた吊り下げ器具１４の一対の取付け部材２０−１・２０−２の長手方向両端に夫々係止することにより、室外機１２の設置作業を開始することができる。 As described above, when the outdoor unit 12 is installed, the outdoor unit lifting / lowering device 30 winds from the winding drum 52 that is rotatably provided by the rotary shaft 50 at the substantially central portion of the lower surface 38 of the long rectangular frame-shaped main body 32. The four cables 56-1 to 56-4 taken out are fed upward through four guide pulleys 60-1 to 60-4 provided at the corners of the lower surface 38 of the main body 32, and the four cables 56 The lengths of the pair of attachment members 20-1 and 20-2 of the hanging device 14 in which the fasteners 68-1 to 68-4 on the other end side of the -1 to 56-4 are attached to the ceiling surface 10 of the building 2 The installation operation of the outdoor unit 12 can be started by engaging the both ends in the direction.

また、室外機昇降装置３０は、室外機１２を吊り上げる際に、ドラム回転機構８０を構成するウォームギヤ８６のウォーム８４の駆動軸９６に設けた装着部１０２に電動ドライバ１０４のチャック１０６を装着し、電動ドライバ１０４を駆動してドラム回転機構８０により巻取りドラム５２を回転させ、４本のケーブル５６−１・５６−４を巻取ることにより、本体３２を天井面１０に向かって上昇させて室外機１２を安定して吊り上げることができる。 The outdoor unit lifting / lowering device 30 mounts the chuck 106 of the electric driver 104 on the mounting portion 102 provided on the drive shaft 96 of the worm 84 of the worm gear 86 constituting the drum rotating mechanism 80 when the outdoor unit 12 is lifted. The electric driver 104 is driven to rotate the take-up drum 52 by the drum rotating mechanism 80, and the four cables 56-1 and 56-4 are taken up. The machine 12 can be lifted stably.

このとき、室外機昇降装置３０は、電動ドライバ１０２を停止させても、ドラム回転機構７６を構成するウォームギヤ８６によって巻取りドラム５２の逆転が阻止されることにより、４本のケーブル５６−１〜５６−４の巻出しを防止して、室外機１２の下降を防止することができる。 At this time, even if the electric driver 102 is stopped, the outdoor unit lifting / lowering apparatus 30 prevents the reverse rotation of the winding drum 52 by the worm gear 86 that constitutes the drum rotating mechanism 76, thereby causing the four cables 56-1 to 56-1. The unwinding of the outdoor unit 12 can be prevented by preventing the unwinding of 56-4.

このため、この室外機昇降装置３０は、建物２の天井面１０に空調装置の室外機１２を吊り下げ器具１４により吊り下げて設置する際に、設置前の作業や吊り上げ作業が簡単であり、吊り上げ時の安定性を向上して建物２の天井面１０への室外機１２の吊り上げを１人の作業者で行うことができ、室外機１２を容易かつ迅速に天井面１０に設置にすることができる。 For this reason, when the outdoor unit lifting / lowering device 30 is installed on the ceiling surface 10 of the building 2 by suspending the outdoor unit 12 of the air conditioner by the hanging device 14, the work before the installation and the lifting work are simple, A single operator can lift the outdoor unit 12 to the ceiling surface 10 of the building 2 with improved stability during lifting, and the outdoor unit 12 can be easily and quickly installed on the ceiling surface 10. Can do.

なお、この実施例の室外機昇降装置３０は、建物２の天井面１０に吊り下げ器具１４により室外機１２を吊り下げて設置する場合を例示したが、図１３・図１４に示すように、建物２の壁部４の壁面６に支持器具１０８により室外機１２を支持して設置する場合にも適用することができる。 In addition, although the outdoor unit raising / lowering apparatus 30 of this Example illustrated the case where the outdoor unit 12 was suspended and installed in the ceiling surface 10 of the building 2 with the hanging device 14, as shown in FIG.13 and FIG.14, The present invention can also be applied to the case where the outdoor unit 12 is supported and installed on the wall surface 6 of the wall 4 of the building 2 by the support device 108.

図１４に示す支持器具１０８は、建物２の壁面６に取付けナット及び取付けボルト１１０により支持器具１０８の取付け部材１１２を水平に取り付け、取付け部材１１２の長手方向両端側に夫々垂下部材１１４−１・１１４−２の上端を固定ボルト１１６により固定し、一対の垂下部材１１４−１・１１４−２の下端に壁面６から突出するように夫々支持部材１１８−１・１１８−２を固定ボルト１２０により固定している。支持器具１０８は、一対の支持部材１１８−１・１１８−２により室外機１２を支持し、壁面６に室外機１２を設置する。 14, the mounting member 112 of the supporting device 108 is horizontally mounted to the wall surface 6 of the building 2 by mounting nuts and mounting bolts 110, and the hanging members 114-1. The upper end of 114-2 is fixed by the fixing bolt 116, and the supporting members 118-1 and 118-2 are fixed by the fixing bolt 120 so as to protrude from the wall surface 6 to the lower ends of the pair of hanging members 114-1 and 114-2, respectively. is doing. The support device 108 supports the outdoor unit 12 by a pair of support members 118-1 and 118-2 and installs the outdoor unit 12 on the wall surface 6.

室外機１２を支持器具１０８により壁面６に支持して設置するために、取付け部材１１２の長手方向両端に上下方向に長い夫々固定部材１２２−１・１２２−２の中間を固定ボルト１２４により固定し、一対の固定部材１２２−１・１２２−２の下端に壁面６との隙間を調整する調整具１２６−１・１２６−２を設け、一対の固定部材１２２−１・１２２−２の上端に壁面６から突出するように夫々吊り部材１２８−１・１２８−２を固定ボルト１３０により固定し、吊り部材１２８−１・１２８−２に係止用ナット部１３２−１〜１３２−４を取り付けている。 In order to support and install the outdoor unit 12 on the wall surface 6 with the support device 108, the fixing members 122-1 and 122-2 are fixed at both ends in the longitudinal direction of the mounting member 112 with fixing bolts 124, respectively. Adjusters 126-1 and 126-2 for adjusting the gap between the pair of fixing members 122-1 and 122-2 are provided at the lower ends of the pair of fixing members 122-1 and 122-2. 6, the suspension members 128-1 and 128-2 are fixed by the fixing bolts 130, and the locking nut portions 132-1 to 132-4 are attached to the suspension members 128-1 and 128-2. .

建物２の壁面６に支持器具１０８により室外機１２を設置する際には、支持器具１０８の支持部材１１８−１・１１８−２を外した状態において、図１３に示すように、室外機昇降装置３０の本体３２を吊り部材１２８−１・１２８−２の下方に持ち込んで床面に載置し、本体３２に室外機１２を搭載し、巻取りドラム５２から巻出した４本のケーブル５６−１〜５６−４を４つのガイドプーリ６０−１〜６０−４を介して上方向に繰出し、係止具６８−１〜６８−４の係止用ボルト部７２−１〜７２−４を吊り部材１２８−１・１２８−２の係止用ナット部１３２−１〜１３２−４に螺着して、係止具６８−１〜６８−４を係止する。 When the outdoor unit 12 is installed on the wall surface 6 of the building 2 with the support device 108, the outdoor unit lifting and lowering device as shown in FIG. 13 with the support members 118-1 and 118-2 of the support device 108 removed. 30 main bodies 32 are brought under the suspension members 128-1 and 128-2 and placed on the floor, the outdoor unit 12 is mounted on the main body 32, and the four cables 56-unwound from the take-up drum 52. 1 to 56-4 is extended upward through the four guide pulleys 60-1 to 60-4, and the locking bolt portions 72-1 to 72-4 of the locking tools 68-1 to 68-4 are suspended. The locking tools 68-1 to 68-4 are locked by screwing onto the locking nut portions 132-1 to 132-4 of the members 128-1 and 128-2.

室外機昇降装置３０は、この状態から電動ドライバー１０４を駆動してドラム回転機構８０により巻取りドラム５２を回転させ、４本のケーブル５６−１〜５６−４を巻取って本体３２に搭載した室外機１２を設置位置よりもわずかに上方に吊り上げ、支持器具１０６の一対の垂下部材１１４−１・１１４−２の下端に夫々支持部材１１８−１・１１８−２を固定した後に、巻取りドラム５２から４本のケーブル５６−１〜５６−４をわずかに巻き出して室外機１２を支持部材１１８−１〜１１８−４に支持させる。 The outdoor unit lifting / lowering device 30 drives the electric driver 104 from this state, rotates the winding drum 52 by the drum rotating mechanism 80, winds four cables 56-1 to 56-4, and mounts them on the main body 32. After the outdoor unit 12 is lifted slightly above the installation position and the supporting members 118-1 and 118-2 are fixed to the lower ends of the pair of hanging members 114-1 and 114-2 of the supporting device 106, respectively, a winding drum is used. The four cables 56-1 to 56-4 are slightly unwound from 52 and the outdoor unit 12 is supported by the support members 118-1 to 118-4.

室外機１２を支持部材１１８−１〜１１８−２に支持させた室外機昇降装置３０は、巻取りドラム５２から４本のケーブル５６−１〜５６−４を巻き出して本体１２を床面に降ろし、係止具６８−１〜６８−４の係止用ボルト部７２−１〜７２−４を吊り部材１２８−１・１２８−２の係止用ナット部１３２−１〜１３２−４から取り外し、巻取りドラム５２にケーブル５６−１〜５６−４を巻取ることにより、室外機１２を設置場所から容易に持ち出すことができる。 The outdoor unit lifting / lowering device 30 in which the outdoor unit 12 is supported by the support members 118-1 to 118-2 unwinds the four cables 56-1 to 56-4 from the winding drum 52 and brings the main body 12 to the floor surface. Lowering and removing the locking bolt portions 72-1 to 72-4 of the locking tools 68-1 to 68-4 from the locking nut portions 132-1 to 132-4 of the suspension members 128-1 and 128-2 By winding the cables 56-1 to 56-4 around the winding drum 52, the outdoor unit 12 can be easily taken out of the installation location.

このように、この室外機昇降装置３０は、建物２の壁部４の壁面６に室外機１２を支持器具１０８により支持して設置する場合にも適用することができる。 As described above, the outdoor unit lifting / lowering device 30 can also be applied to the case where the outdoor unit 12 is supported and installed on the wall surface 6 of the wall portion 4 of the building 2 by the support device 108.

また、この室外機昇降装置３０は、足場を組んで室外機１２を吊り下げ器具１４により吊り下げて設置する場合にも適用でき、室内機を天井に埋め込んで設置する場合や、室内機を天井に吊り下げて設置する場合にも適用することができる。 Further, the outdoor unit lifting / lowering device 30 can be applied to a case where the outdoor unit 12 is installed by suspending the scaffolding unit 14 by using the hanging device 14, and the indoor unit is embedded in the ceiling, or the indoor unit is installed on the ceiling. The present invention can also be applied to a case where it is hung on a wall.

さらに、この室外機昇降装置３０は、巻取りドラム５２にウォームホイール８２を固定して一体化しているが、巻取りドラム５２とウォームホイール８２とを別体にすることもでき、電動ドライバ１０４に代えて、クランクレバー等の手動式の回転器具を駆動軸９６の装着部１０２に着脱可能に設けることができ、ウォームギヤ８６により構成されるドラム回転機構８０による逆転阻止の機能に加えて、ラチェット等の掛止機構による逆転阻止の機能を付加して二重の逆転阻止の機能を設けることもでき、本体３２を長四角枠形状としたが、スライド構造として長さを可変とすることができ、係止用ボルト部７２−１〜７２−４と係止用ナット部７８−１〜７８−４とにより一対の取付け部材２０−１・２０−２に係止具６８−１〜６８−４を係止したが、アイボルトとフックとにより一対の取付け部材２０−１・２０−２に係止具６８−１〜６８−４を係止することもできる。 Furthermore, the outdoor unit lifting / lowering device 30 is integrally formed by fixing the worm wheel 82 to the winding drum 52, but the winding drum 52 and the worm wheel 82 can be separated, and the electric driver 104 Instead, a manual rotating device such as a crank lever can be detachably provided on the mounting portion 102 of the drive shaft 96. In addition to the function of preventing reverse rotation by the drum rotating mechanism 80 constituted by the worm gear 86, a ratchet or the like It is also possible to provide a function of preventing reverse rotation by adding a function of preventing reverse rotation by the latching mechanism of, and the main body 32 has a long square frame shape, but the length can be made variable as a slide structure, The locking members 68-1 to 68-4 are connected to the pair of mounting members 20-1 and 20-2 by the locking bolt portions 72-1 to 72-4 and the locking nut portions 78-1 to 78-4. While locked, it is also possible to lock the fastener 68-1～68-4 the pair of mounting members 20-1, 20-2 by the eye bolts and hooks.

この発明の空調装置の室外機昇降装置は、本体の下面に設けた巻取りドラムから４本のケーブルを４つのガイドプーリを介して上方向に案内し、係止具を建物の天井面に取り付けられた一対の取付け部材に夫々係止し、ドラム回転機構を携帯用電動回転工具により駆動して巻取りドラムを回転させ、４本のケーブルを巻取って本体を天井面に向かって上昇させて室外機を安定して吊り上げるものであり、各種の物品を建物に沿って昇降させるものに適用することができる。 The outdoor unit lifting / lowering device for an air conditioner according to the present invention guides four cables upward through four guide pulleys from a winding drum provided on the lower surface of the main body, and attaches a locking tool to the ceiling surface of the building. The drum rotating mechanism is driven by a portable electric rotary tool to rotate the winding drum, wind up four cables, and raise the main body toward the ceiling surface. The outdoor unit can be lifted stably, and can be applied to one that lifts and lowers various articles along a building.

実施例を示す室外機昇降装置の作用を説明する側面図である。It is a side view explaining the effect | action of the outdoor unit raising / lowering apparatus which shows an Example. 天井面に取り付けた吊り下げ器具の斜視図である。It is a perspective view of the hanging implement attached to the ceiling surface. 室外機昇降装置の平面図である。It is a top view of an outdoor unit lifting device. 室外機昇降装置の正面図である。It is a front view of an outdoor unit lifting device. 室外機昇降装置の底面図である。It is a bottom view of an outdoor unit lifting device. 室外機昇降装置の右側面図である。It is a right view of an outdoor unit lifting device. 室外機昇降装置の左側面図である。It is a left view of an outdoor unit lifting device. 巻取りドラム及びドラム回転機構の一部破断拡大側面図である。It is a partially broken enlarged side view of a winding drum and a drum rotating mechanism. （Ａ）は図３の矢印Ａによるガイドプーリ及びケーブル部分の拡大側面図、（Ｂ）は図３の矢印Ｂによるガイドプーリ及びケーブル部分の拡大側面図である。FIG. 4A is an enlarged side view of the guide pulley and the cable portion taken along arrow A in FIG. 3, and FIG. 4B is an enlarged side view of the guide pulley and the cable portion taken along arrow B in FIG. （Ｃ）は図３の矢印Ｃによるガイドプーリ及びケーブル部分の拡大側面図、（Ｄ）は図３の矢印Ｄによるガイドプーリ及びケーブル部分の拡大側面図である。(C) is an enlarged side view of the guide pulley and the cable portion taken along arrow C in FIG. 3, and (D) is an enlarged side view of the guide pulley and the cable portion taken along arrow D in FIG. ガイドプーリ間の距離と係止用ナット間の距離との差が大きい場合のガイドプーリ及びケーブル部分の拡大側面図である。It is an enlarged side view of a guide pulley and a cable part when the difference between the distance between guide pulleys and the distance between locking nuts is large. ガイドプーリ間の距離と係止用ナット間の距離とが等しい場合のガイドプーリ及びケーブル部分の拡大側面図である。It is an enlarged side view of a guide pulley and a cable part in case the distance between guide pulleys and the distance between locking nuts are equal. 変形例を示す室外機昇降装置の作用を説明する側面図である。It is a side view explaining the effect | action of the outdoor unit raising / lowering apparatus which shows a modification. 変形例を示す壁面に取り付けた支持器具の斜視図である。It is a perspective view of the support fixture attached to the wall surface which shows a modification.

Explanation of symbols

２建物
４壁部
６壁面
８張出部
１０天井面
１２室外機
１４吊り下げ器具
２０−１・２０−２取付け部材
２２−１〜２２−４吊り下げ部材
２６・２６−２支持部材
３０室外機昇降装置
３２本体
３８下面
５０回転軸
５２巻取りドラム
５６−１〜５６−４ケーブル
６０−１〜６０−４ガイドプーリ
６８−１〜６８−４係止具
７８−１〜７８−４係止用ナット部
８０ドラム回転機構
８６ウォームギヤ
９６駆動軸
１０４電動ドライバ 2 Building 4 Wall portion 6 Wall surface 8 Overhang portion 10 Ceiling surface 12 Outdoor unit 14 Hanging device 20-1 and 20-2 Mounting member 22-1 to 22-4 Hanging member 26 and 26-2 Support member 30 Outdoor unit Lifting device 32 Main body 38 Lower surface 50 Rotating shaft 52 Winding drum 56-1 to 56-4 Cable 60-1 to 60-4 Guide pulley 68-1 to 68-4 Locking tool 78-1 to 78-4 Locking Nut 80 Drum rotating mechanism 86 Worm gear 96 Drive shaft 104 Electric driver

Claims

A main body on which an outdoor unit of an air conditioner installed by suspending equipment is hung on a ceiling surface of a building is provided, and a winding drum is rotatably provided on the lower surface of the main body. Four winding grooves are provided, and four cables that are wound and wound by fixing one end side of each of the four winding grooves are provided, and these four cables are guided upward 4 Two guide pulleys are provided, and the other end of each of the four cables is provided with a locking tool that is locked to a pair of attachment members of the suspension device attached to the ceiling surface of the building, and the winding drum A drum rotating mechanism for rotating the drum, and the drum rotating mechanism is constituted by a worm gear comprising a worm wheel attached to the winding drum and a worm meshing with the worm wheel. Outdoor unit lifting device of the air conditioner in the worm drive shaft of the gear, characterized in that a mounting portion mounting part of the portable electric rotary tool is detachably mounted.