WO2006030696A1 - 冷凍装置の室外機 - Google Patents
冷凍装置の室外機 Download PDFInfo
- Publication number
- WO2006030696A1 WO2006030696A1 PCT/JP2005/016543 JP2005016543W WO2006030696A1 WO 2006030696 A1 WO2006030696 A1 WO 2006030696A1 JP 2005016543 W JP2005016543 W JP 2005016543W WO 2006030696 A1 WO2006030696 A1 WO 2006030696A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- fan motor
- outdoor unit
- fan
- heat exchange
- outdoor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/601—Mounting; Assembling; Disassembling specially adapted for elastic fluid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/14—Heat exchangers specially adapted for separate outdoor units
- F24F1/16—Arrangement or mounting thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/38—Fan details of outdoor units, e.g. bell-mouth shaped inlets or fan mountings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/46—Component arrangements in separate outdoor units
- F24F1/48—Component arrangements in separate outdoor units characterised by air airflow, e.g. inlet or outlet airflow
- F24F1/54—Inlet and outlet arranged on opposite sides
Definitions
- the present invention relates to an outdoor unit of a refrigeration apparatus.
- an outdoor unit 503 of an air conditioning apparatus (refrigeration apparatus) as shown in FIG. 17 and FIG.
- the fan motor 39 is located between the rear heat exchanging portion 30a spreading on the rear surface of the outdoor heat exchanger 30 and the propeller fan rotor 40.
- the fan motor 39 is located between the rear heat exchanging portion 30a spreading on the rear surface of the outdoor heat exchanger 30 and the propeller fan rotor 40.
- Patent Document 1 JP-A-5-312352
- An object of the present invention is to provide an outdoor unit for a refrigeration apparatus that is compact in the depth direction.
- An outdoor unit of a refrigeration apparatus includes a heat exchange unit, an axial fan rotor, and a fan motor main body.
- the heat exchange part extends along the first surface, which is a surface orthogonal to the depth direction.
- the axial fan rotor has a first rotating shaft along the depth direction.
- the fan motor main body is provided for rotationally driving the axial fan rotor.
- the fan motor main body is arranged so that at least a part thereof overlaps the heat exchange part when viewed from the side.
- the fan motor main body is disposed between the heat exchange part and the fan rotor when viewed from the side force.
- the fan motor main body is arranged so that at least a part thereof overlaps the heat exchange part when the lateral force is also seen.
- the outdoor unit of this refrigeration apparatus is at least a conventional refrigeration unit.
- the rear end force of the fan motor main unit in the outdoor unit of the remote controller The distance to the front of the heat exchange unit, the maximum rear unit force of the fan motor main unit in the outdoor unit of the conventional refrigeration unit, the length to the rear surface of the heat exchange unit It can be compacted in the direction.
- An outdoor unit of a refrigeration apparatus is the outdoor unit of the refrigeration apparatus according to the first aspect of the present invention, wherein the heat exchange unit has a fan motor main body insertion space.
- the fan motor main body insertion space at least a part of the fan motor main body can be inserted.
- the fan motor main body insertion space may be provided inside the heat exchanging part or at the end when viewed from the front force.
- the heat exchange unit has a fan motor main body insertion space. For this reason, the outdoor unit of the refrigeration apparatus can be compacted in the depth direction regardless of the arrangement of the heat exchange unit.
- the outdoor unit of the refrigeration apparatus according to the third invention is the outdoor unit of the refrigeration apparatus according to the first or second invention, wherein the first rotating shaft is a rotating shaft of the fan motor main body. It is not on the extension line of the shaft. For this reason, the outdoor unit of the refrigeration apparatus further includes a rotational power transmission mechanism that transmits rotational power generated in the fan motor main body to the axial fan rotor.
- the “rotary power transmission mechanism” here is, for example, a gear drive mechanism or a belt drive mechanism.
- the outdoor unit of this refrigeration apparatus In the outdoor unit of this refrigeration apparatus, the first rotating shaft is not on the extended line of the second rotating shaft that is the rotating shaft of the fan motor body. In accordance with this situation, the outdoor unit of the refrigeration apparatus is further provided with a rotational power transmission mechanism. For this reason, in the outdoor unit of this refrigeration apparatus, the fan motor main body can be freely arranged as long as at least a part of the fan motor main body overlaps the heat exchanging portion when viewed from the side force. Therefore, in the outdoor unit of this refrigeration apparatus, for example, the fan motor main body can be arranged in a machine room in which a compressor or the like is arranged.
- the outdoor unit of the refrigeration apparatus according to the fourth invention is the outdoor unit of the refrigeration apparatus according to the first or second invention, wherein the axial fan rotor has a boss portion.
- the boss portion is formed in a cylindrical shape along the depth direction so as to enclose at least a part of the fan motor main body.
- the outdoor unit of a conventional refrigeration system the axial flow fan rotor force Even when the boss has a large inner diameter, the fan motor body force was not inserted into the boss of the axial fan rotor.
- the outdoor unit of the refrigeration apparatus at least a part of the fan motor main body is inserted into the boss portion of the axial fan rotor. Therefore, the outdoor unit of the refrigeration apparatus can be further compacted in the depth direction.
- the outdoor unit of the refrigeration apparatus includes a rear end force of the fan motor main body in the outdoor unit of the conventional refrigeration apparatus.
- the rear end force of the fan motor main body in the machine can be compacted in the depth direction by the distance to the rear surface of the heat exchanger.
- the outdoor unit of the refrigeration apparatus according to the second invention can be compacted in the depth direction regardless of the arrangement of the heat exchange section.
- the fan motor main body can be freely arranged as long as the fan motor main body is arranged so as to overlap at least part of the heat exchange part when viewed from the side. Can do. Therefore, in the outdoor unit of the refrigeration apparatus, for example, the fan motor main body can be arranged in a machine room in which a compressor or the like is arranged.
- the outdoor unit of the refrigeration apparatus according to the fourth invention can be further downsized in the depth direction.
- FIG. 1 is an external perspective view of an air conditioner according to a first embodiment of the present invention.
- FIG. 2 is a configuration diagram of a refrigerant circuit of the air-conditioning apparatus according to the first embodiment of the present invention.
- FIG. 3 is a side perspective view of the outdoor unit according to the first embodiment of the present invention.
- FIG. 4 is an external perspective view of the outdoor heat exchanger of the outdoor unit according to the first embodiment of the present invention.
- FIG. 5 is a partial front view of the outdoor heat exchanger of the outdoor unit according to the first embodiment of the present invention.
- FIG. 6 is a side perspective view of the propeller fan of the outdoor unit according to the first embodiment of the present invention.
- FIG. 7 is a front perspective view of the propeller fan of the outdoor unit according to the first embodiment of the present invention.
- FIG. 8 is a side perspective view of a propeller fan of an outdoor unit according to a modification (C) of the first embodiment.
- FIG. 9 is a side perspective view of the outdoor unit according to Modification (D) of the first embodiment.
- FIG. 10 is an external perspective view of an outdoor heat exchanger of an outdoor unit according to Modification (D) of the first embodiment.
- FIG. 11 is a side perspective view of the outdoor unit according to the second embodiment of the present invention.
- FIG. 12 is a front perspective view of an outdoor unit according to a second embodiment of the present invention.
- FIG. 13 is an external perspective view of a helical gear employed in a propeller fan of an outdoor unit according to a second embodiment of the present invention.
- FIG. 14 is an external perspective view of a screw gear according to a modification (A) of the second embodiment.
- FIG. 15 is a side perspective view of an outdoor unit according to a modification (B) of the second embodiment.
- FIG. 16 is a front perspective view of an outdoor unit according to a modification (B) of the second embodiment.
- FIG. 17 is a perspective view showing the inside of a conventional outdoor unit.
- FIG. 18 is a side perspective view of a conventional outdoor unit.
- FIG. 1 shows an appearance of an air conditioner 1 according to the first embodiment of the present invention.
- the air conditioner 1 is a separate type air conditioner, and includes a ceiling-buried indoor unit 2 that is buried in the back of the indoor ceiling and an outdoor unit 3 that is installed outdoors.
- Indoor unit 2 stores indoor heat exchangers ⁇
- outdoor unit 3 stores outdoor heat exchangers ⁇
- each heat exchanger is connected by a refrigerant pipe 4 to connect the refrigerant circuit. It is composed.
- the configuration of the refrigerant circuit of the air conditioner 1 is shown in FIG.
- the refrigerant circuit mainly includes an indoor heat exchanger 20, an accumulator 31, a compressor 32, a four-way switching valve 33, an outdoor heat exchanger 130, and an electric expansion valve.
- the indoor heat exchange provided in the indoor unit 2 exchanges heat with the air in contact therewith.
- the indoor unit 2 is provided with a centrifugal blower 23 for sucking indoor air and passing the air through the indoor heat exchanger 20 to discharge the air into the room.
- the centrifugal fan 23 is a turbo fan, and has a fan motor 22 provided in the center of the top plate of the main body casing, and an impeller 21 that is connected to the fan motor 22 and is driven to rotate. is doing.
- the centrifugal blower 23 sucks room air into the impeller 21 and blows it out to the outer peripheral side of the impeller 21.
- the outdoor unit 3 is connected to the compressor 32, the four-way switching valve 33 connected to the discharge side of the compressor 32, the accumulator 31 connected to the suction side of the compressor 32, and the four-way switching valve 33.
- the outdoor heat exchanger 130 and the electric expansion valve 34 connected to the outdoor heat exchanger 130 are provided.
- the electric expansion valve 34 is connected to a pipe 41 via a filter 35 and a liquid closing valve 36, and is connected to one end of the indoor heat exchange via this pipe 41.
- the four-way switching valve 33 is connected to the pipe 42 via the gas closing valve 37 and is connected to the other end of the indoor heat exchange via the pipe 42.
- These pipes 41 and 42 correspond to the refrigerant pipe 4 in FIG.
- the outdoor unit 3 is provided with a propeller fan 38 for discharging the air after heat exchange in the outdoor heat exchanger 30 to the outside. In this propeller fan 38, the propeller unrotor 40 is rotationally driven by a fan motor 39.
- FIG. 3 is a side perspective view of the outdoor unit 3 according to the first embodiment.
- FIG. 4 is an external perspective view of the outdoor heat exchanger 130 of the outdoor unit 3 according to the first embodiment.
- FIG. 5 is a partial front view of the outdoor heat exchanger 130 of the outdoor unit 3 according to the first embodiment.
- FIG. 6 is a side perspective view of the propeller fan 38 of the outdoor unit 3 according to the first embodiment.
- FIG. 7 is a front perspective view of the propeller fan 38 of the outdoor unit 3 according to the first embodiment.
- X I is the width direction
- Y is the depth direction
- Z is the height direction
- XI is the right
- X2 is the left
- Y1 is the front
- Y2 is the back
- Z1 is the top
- Z2 is the bottom.
- the casing 50 includes a front panel 50b, an upper panel 50a, a lower panel 50f, a right side panel (not shown), and a left side panel (see FIG. 1). There is no panel on the rear surface, and only a protective net 50e for the outdoor heat exchanger 30 is provided.
- the front nonel 50 b is provided with a blow grill 50 c for discharging the air in the casing 50 to the outside of the casing 50.
- a member such as a drain pan (not shown) is disposed on the lower panel 50f.
- the right side panel is provided with a plurality of openings for drawing outdoor air into the casing 50.
- a machine room (not shown) is provided diagonally to the left of the outdoor unit 3 and partitioned by a partition plate, as in the conventional outdoor unit shown in FIG.
- various operations of the compressor 32, the four-way selector valve 33, the accumulator 31, the electric expansion valve 34, the filter 35, the liquid closing valve 36, the indoor unit 2 and the outdoor unit 3 described above are mainly performed.
- An electrical component box filled with electrical components for monitoring and control is housed.
- the outdoor heat exchanger 130 includes a heat transfer tube 71 formed by connecting a plurality of hairpin-shaped tubes, and a plurality of radiating fins 70 through which the heat transfer tubes 71 are inserted.
- This is a loss fin tube type heat exchanger panel.
- the outdoor heat exchanger 130 is formed by bending a single heat exchange panel so as to be substantially L-shaped when viewed from above, and is arranged along the rear surface and the right side surface of the casing 50. (Hereinafter, in the outdoor heat exchange, a portion provided along the rear surface of the casing 50 is referred to as a rear heat exchange portion 130a, and a portion provided along the right side surface of the casing 50 is referred to as a side heat exchange portion 130b.
- the heat transfer tube 71 includes a first heat transfer tube 71a and a second heat transfer tube 71b (see FIG. 5).
- the second heat transfer tube 71b is the fan motor insertion space Sm (described later) in the outdoor heat exchange l30.
- the left side of X2 (see Fig. 4) is arranged and arranged, and the first heat transfer tube 71a is formed and arranged to pass through the other outdoor heat exchanger 130 parts. (See Figure 5). Then, as shown in FIGS.
- the rear heat exchange section 130a is provided with a square through-hole penetrating in the panel thickness direction. Since the length of the side of the square is designed to be larger than the outer diameter of the fan motor 39, the fan motor 39 can be passed through this through hole (hereinafter referred to as this through hole).
- the hole is called fan motor insertion space Sm). In the state where the fan motor 39 is inserted into the fan motor insertion space Sm, there is a gap in the fan motor insertion space Sm, but the gap is blocked by the gap filling member 65. Also, the length of the side heat exchanger 130b in the arrangement direction of the radiating fins 70 is shorter than that of the conventional outdoor heat exchanger (see FIG. 14) due to the thinner outdoor unit.
- the propeller fan 38 mainly includes a fan motor 39, a rotary shaft 44 extending along the rotation axis of the fan motor 39, and a rotary shaft 44 coupled to the rotation center O.
- Propeller fan rotor 40 power is also configured.
- the propeller fan 38 is fixed by fixing the fan motor 39 to the fixing base 63 via a mounting bracket or the like.
- the propeller fan rotor 40 mainly includes a boss portion 40a and three wing portion 40b forces provided on the outer periphery of the boss portion 40a.
- the prober fan rotor 40 is a resin molded product, and the boss portion 40a and the blade portion 40b are integrally molded.
- the boss portion 40a is mainly formed into a surface perpendicular to the rotation axis from the outer periphery of the rotation shaft coupling portion 40c coupled to the rotation shaft 44, and the end of the rotation shaft coupling portion 40c opposite to the rotation shaft 44 insertion side.
- the front plate part 40f spreading in a circle around the center of rotation O, and a cylindrical part 40g extending along the rotation axis L from the outer periphery of the front plate part 40f to the opposite side of the insertion direction of the rotary shaft 44.
- the rotary shaft coupling portion 40c, the front plate portion 40f, and the cylindrical portion 40g are also integrally formed with grease.
- the front plate portion 40f is provided with four vent holes 40e penetrating in the plate thickness direction, and a plurality of protruding portions 40d protruding toward the rotation axis L are provided on the inner periphery on the opening side of the cylindrical portion 40g. Is provided.
- the rotation center O force is designed to be larger than the outer radius of the fan motor 39.
- the rotation shaft 44 is adjusted in length so that the fan motor 39 is accommodated in the box portion 40a of the propeller fan rotor 40 by a predetermined length.
- the fan heat insertion space Sm is provided in the rear heat exchange section 130a, and the fan motor 39 is inserted in the fan motor insertion space Sm.
- a part of the fan motor 39 is inserted into the boss portion 40 a of the propeller fan rotor 40.
- the outdoor unit 3 of the air conditioner 1 is compacted in the depth direction Y of the outdoor unit of the conventional refrigeration system (the actual outdoor unit can be compacted about 20%).
- the front plate portion 40f of the boss portion 40a is provided with four vent holes 40e penetrating in the plate thickness direction, and the cylindrical portion 40g of the boss portion 40a.
- a plurality of projecting portions 40d projecting toward the rotation axis L are provided on the inner periphery on the opening side. For this reason, in the outdoor unit 3 of the air conditioner 1, an air flow is generated around the fan motor 39, and the fan motor 39 is effectively cooled.
- a gap is generated in the fan motor insertion space Sm when the fan motor 39 is inserted in the fan motor insertion space Sm. It is done. For this reason, in the outdoor unit 3 of the air conditioner 1, it is possible to prevent the amount of ventilation to the outdoor heat exchanger 130 from decreasing.
- a part of the fan motor 39 is inserted into the boss portion 40a of the propeller fan rotor 40.
- the length of the cylindrical portion of the boss portion in the direction of the rotation axis is greater than that of the fan motor 39! /, The entire fan motor 39 may be inserted into the boss portion.
- a force in which a plurality of protrusions 40d are provided on the inner periphery of the cylindrical portion 40g of the boss portion 40a is provided on the opening side of the cylindrical portion 40g of the boss portion 40a.
- An air flow may be generated around the fan motor 39 by providing a groove on the inner periphery.
- the cylindrical portion 4 Og of the boss portion 40a You may provide the air introduction member 40h (refer FIG. 8) in the edge part by the side of an opening.
- the air introduction member 4 Oh may be provided integrally with the boss portion 40 a or the like, or may be bonded after being formed as a separate member.
- a fan motor insertion space Sm that is a through-hole penetrating the rear heat exchange part 130a in the plate thickness direction is provided in the rear heat exchange part 130a, and the fan is provided there. Motor 39 was inserted.
- a through hole is not necessarily required.
- a recess Sm ′ is provided in the rear heat exchanger 131a of the outdoor heat exchanger 131 of the outdoor unit 3a, and the rear end portion of the fan motor 39 is inserted into the recess Sm. May be.
- this outdoor heat exchanger 131 two rows of heat transfer tubes 71 are provided in the same manner as the outdoor heat exchanger 130 of the first embodiment. Of these two rows of heat transfer tubes 71, only the row of heat transfer tubes 71 facing the fan motor 39 is composed of the first heat transfer tube and the second heat transfer tube as shown in the first embodiment.
- the heat transfer tubes 71 in the other rows are composed of one heat transfer tube 71 as in the conventional outdoor heat exchanger.
- the fan motor 39 may be fixed to the fixed base 63 in the same manner as in the first embodiment, or the heat transfer tube 71 of the outdoor heat exchanger 131 or You may fix to a radiation fin.
- the force that a plurality of protrusions 40d are provided on the inner periphery of the opening side of the cylindrical part 40g of the boss part 40a. It may be provided radially on the outer periphery!
- FIG. 11 is a side perspective view of the outdoor unit 103 according to the second embodiment.
- FIG. 12 is a front perspective view of the outdoor unit 103 according to the second embodiment.
- FIG. 13 is an external perspective view of a helical gear employed in the propeller fan 138 of the outdoor unit 103 according to the second embodiment.
- X is the width direction
- Y is the depth direction
- Z is the height direction
- XI is the right
- X2 is the left
- Y1 is the front
- Y2 is the back
- Z1 is the top
- Z2 is the bottom To do.
- the propeller fan 138 employed in the outdoor unit 103 of the air-conditioning apparatus mainly includes a fan motor 39, a first rotating shaft 44 extending along the rotation axis of the fan motor 39, and a fan motor.
- Propeller fan rotor 140 having a rotation axis orthogonal to 39 rotation axes, second rotation shaft 168 extending along the rotation axis of propeller fan rotor 140, and second rotation shaft bending first rotation shaft 44 by 90 degrees
- Propeller fan rotor through 140 A helical gear box 165 for rotating the shaft, and a bearing 166 for supporting the second rotating shaft 168.
- Propeller fan rotor 140 has four vent holes penetrating in the plate thickness direction in the front plate portion of the boss portion, and a protrusion that protrudes on the inner periphery of the opening side of the cylindrical portion by force toward the rotating shaft
- the propeller fan rotor according to the first embodiment has the same configuration except that no part is provided.
- One end of the second rotating shaft 168 is coupled to the rotating shaft coupling portion of the boss portion of the propeller fan rotor 140, and the other end is the first gear 165a of the helical gear 165c (see FIG. 13) in the helical gear box 165.
- Connected to The helical gear box 165 is fixed to a fixed base (see FIG. 11).
- the fan motor 39 is the same fan motor as the fan motor according to the first embodiment.
- the fan motor 39 is disposed in the machine room 61 of the outdoor unit 103. Further, the fan motor 39 is disposed so as to overlap the rear heat exchange section 230a of the outdoor heat exchanger 230 when the lateral force is also viewed. Further, the fan motor 39 is fixed by being inclined at a predetermined angle upward Z1 so that the rotation axis is orthogonal to the rotation axis of the propeller fan port 40.
- the first rotating shaft 44 extends along the rotation axis of the fan motor 39 from the fan motor 39 disposed in the machine chamber 61 through an opening (not shown) of the partition plate 162 that cuts the machine chamber 61.
- the second gear 165b of the helical gear box 165c is connected.
- the propeller fan 138 when the fan motor 39 is energized, first, the first rotating shaft 44 rotates. Then, the rotation of the first rotating shaft 44 is transmitted to the second rotating shaft 168 by the helical gear 165c, and the second rotating shaft 168 rotates. At this time, the rotation direction is bent 90 degrees. Then, the propeller unrotor 140 is rotated by the rotation of the second rotating shaft 168.
- the fan motor 39 is disposed in the machine room 61. Further, the fan motor 39 is arranged so as to overlap the rear heat exchange section 230a of the outdoor heat exchanger 230 when viewed from the side. Also this fan The motor 39 is fixed by being tilted at a predetermined angle so that the rotation axis thereof is orthogonal to the rotation axis of the propeller fan rotor 140, and passes through the first rotation shaft 44, the helical gear box 165, and the second rotation shaft 168. Thus, the propeller fan rotor 40 can be driven to rotate.
- This outdoor unit 103 is compacted in the depth direction Y by the propeller fan 138 adopting such a structure.
- the outdoor unit 103 also has a feature that the degree of freedom of arrangement of the fan motor 39 is high.
- the rotation direction of the first rotation shaft 44 is bent 90 degrees by the helical gear 165c, but the rotation direction of the first rotation shaft 44 is shown in FIG. Even if it is bent at 90 degrees by a screw gear 165d like this, it does not work.
- the fan motor 39 can be disposed in the machine room 61 by employing the gear drive mechanism GR. As shown in FIGS. 15 and 16, the fan motor 39 can be arranged in the machine room 61 even if the belt drive mechanism BL is employed.
- FIG. 15 is a side perspective view of the outdoor unit 203 according to the present modification.
- FIG. 16 is a front perspective view of the outdoor unit 203 according to this modification.
- X is the width direction
- Y is the depth direction
- Z is the height direction
- XI is the right
- X2 is the left
- Y1 is the front
- Y2 is the back
- Z1 is the top
- Z2 is the Let it be down.
- the propeller fan 238 employed in the outdoor unit 203 mainly includes a fan motor 39, a first pulley shaft 244 extending along the rotation axis of the fan motor 39, and a propeller having a rotation axis parallel to the rotation axis of the fan motor 39.
- An annular belt 269 mounted on the pulley portion of the pulley shaft 268 and two bearings 266 and 267 that support the second pulley shaft 268 are configured.
- the propeller fan rotor 140 has the same configuration as the propeller fan rotor according to the second embodiment. Have a success.
- the second pulley shaft 268 is supported by two bearings 266 and 267, and one end thereof is coupled to the rotating shaft coupling portion of the boss portion of the propeller fan rotor 140.
- the fan motor 39 is the same fan motor as the fan motor according to the second embodiment.
- the fan motor 39 is arranged so that the rotation axis is along the depth direction Y, and the protruding side of the first pulley shaft 244 faces the front Y1.
- the fan motor 39 is arranged so as to overlap the rear heat exchange portion 230a of the outdoor heat exchanger 230 when viewed from the side.
- the fan motor 39 is disposed in the machine room 61, but the fan motor 39 is different from the first embodiment or the modification (D) of the first embodiment.
- the through hole provided in the rear heat exchange section of the outdoor heat exchanger may be disposed in a recess or the like. At this time, the through hole or the recess may be inside the rear heat exchange part or may be at the end.
- the outdoor unit of the refrigeration apparatus according to the present invention is characterized in that it is compact in the depth direction, and the restrictions on the installation location of the outdoor unit of the refrigeration apparatus can be relaxed.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Other Air-Conditioning Systems (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004-266684 | 2004-09-14 | ||
| JP2004266684A JP2006084050A (ja) | 2004-09-14 | 2004-09-14 | 冷凍装置の室外機 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2006030696A1 true WO2006030696A1 (ja) | 2006-03-23 |
Family
ID=36059949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2005/016543 Ceased WO2006030696A1 (ja) | 2004-09-14 | 2005-09-08 | 冷凍装置の室外機 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2006084050A (ja) |
| WO (1) | WO2006030696A1 (ja) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019106780A1 (ja) * | 2017-11-30 | 2019-06-06 | 三菱電機株式会社 | 空気調和機 |
| JP2019183737A (ja) * | 2018-04-10 | 2019-10-24 | パナソニックIpマネジメント株式会社 | 軸流ファン |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5634274U (ja) * | 1979-08-21 | 1981-04-03 | ||
| JPS6198931U (ja) * | 1984-12-04 | 1986-06-25 | ||
| JPS62156191U (ja) * | 1986-03-26 | 1987-10-03 | ||
| JPH04174223A (ja) * | 1990-11-06 | 1992-06-22 | Mitsubishi Electric Corp | 空気調和機 |
| JPH0996425A (ja) * | 1995-09-29 | 1997-04-08 | Daikin Ind Ltd | 空気調和機の室外機 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05321893A (ja) * | 1992-05-25 | 1993-12-07 | Jidosha Denki Kogyo Co Ltd | ラジエータ冷却用ファン |
| JP2000199497A (ja) * | 1998-12-28 | 2000-07-18 | Toyo Radiator Co Ltd | 樹脂製ファン |
| JP2001159397A (ja) * | 1999-12-02 | 2001-06-12 | Toshiba Home Technology Corp | ファンモータ |
| JP4644994B2 (ja) * | 2001-09-07 | 2011-03-09 | 株式会社デンソー | 送風装置 |
| DE10153412A1 (de) * | 2001-10-30 | 2003-05-15 | Bosch Gmbh Robert | Lüfterbefestigung mit dynamischem Unwuchtausgleich |
| JP2004218513A (ja) * | 2003-01-14 | 2004-08-05 | Denso Corp | 電動式軸流ファン |
-
2004
- 2004-09-14 JP JP2004266684A patent/JP2006084050A/ja active Pending
-
2005
- 2005-09-08 WO PCT/JP2005/016543 patent/WO2006030696A1/ja not_active Ceased
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5634274U (ja) * | 1979-08-21 | 1981-04-03 | ||
| JPS6198931U (ja) * | 1984-12-04 | 1986-06-25 | ||
| JPS62156191U (ja) * | 1986-03-26 | 1987-10-03 | ||
| JPH04174223A (ja) * | 1990-11-06 | 1992-06-22 | Mitsubishi Electric Corp | 空気調和機 |
| JPH0996425A (ja) * | 1995-09-29 | 1997-04-08 | Daikin Ind Ltd | 空気調和機の室外機 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2006084050A (ja) | 2006-03-30 |
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