WO2008038580A1 - Unité extérieure d'un appareil de climatisation - Google Patents

Unité extérieure d'un appareil de climatisation Download PDF

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Publication number
WO2008038580A1
WO2008038580A1 PCT/JP2007/068341 JP2007068341W WO2008038580A1 WO 2008038580 A1 WO2008038580 A1 WO 2008038580A1 JP 2007068341 W JP2007068341 W JP 2007068341W WO 2008038580 A1 WO2008038580 A1 WO 2008038580A1
Authority
WO
WIPO (PCT)
Prior art keywords
unit
air conditioner
electrical component
outdoor unit
shielding plate
Prior art date
Application number
PCT/JP2007/068341
Other languages
English (en)
Japanese (ja)
Inventor
Masakazu Urakawa
Toshizumi Nakata
Original Assignee
Daikin Industries, Ltd.
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Daikin Industries, Ltd. filed Critical Daikin Industries, Ltd.
Priority to CN2007800352437A priority Critical patent/CN101517324B/zh
Publication of WO2008038580A1 publication Critical patent/WO2008038580A1/fr

Links

Classifications

    • 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
    • F24F1/20—Electric components for separate outdoor units
    • F24F1/22—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
    • F24F1/56—Casing or covers of separate outdoor units, e.g. fan guards

Definitions

  • the present invention relates to an outdoor unit for an air conditioner and a shielding plate used for the outdoor unit for an air conditioner.
  • An outdoor unit of an air conditioner generally has an outdoor unit casing made of a flame retardant material, a heat exchanger, an outdoor fan, a compressor, and an electrical component unit such as a reactor. Many.
  • an electrical component unit that houses various electrical components such as a heat exchanger, an outdoor fan, a compressor, a reactor, a power transistor, and a capacitor is arranged in the outdoor unit casing.
  • This electrical component unit has a terminal portion to which a plurality of wires are connected. For example, power is supplied to the terminal portion from an external power source of the outdoor unit, and driving power is supplied to an outdoor fan or a compressor. At the same time, they are driven and controlled.
  • a signal line extending from the indoor unit is connected to the terminal board, and signals are exchanged between the indoor unit and the outdoor unit.
  • the terminal portion of the electrical component unit is often covered with a metal plate for fire resistance.
  • an opening is provided in the outdoor unit casing to connect a plurality of wires from the outside of the outdoor unit. In order to prevent insects from entering the inside through the opening, an insect intrusion prevention member made of resin is provided.
  • Patent Document 1 JP-A-7-63376
  • Patent Document 1 The outdoor unit of the air conditioner described in Patent Document 1 is expensive because it is necessary to provide a metal plate for fire resistance and a resin member for preventing insects from entering. In addition, it is necessary to arrange two members, which complicates the configuration.
  • An object of the present invention is to reduce the cost and simplify the configuration.
  • An outdoor unit of an air conditioner according to Invention 1 is an outdoor unit of an air conditioner connected to an indoor unit of an air conditioner, and includes a casing, an electrical component unit, an electrical component unit support member, And a shielding plate.
  • the electrical component unit is disposed inside the casing and has a terminal portion to which a plurality of wirings for indoor equipment can be connected.
  • the electrical component unit support member has an opening located in the vicinity of the terminal portion, and supports the electrical component unit.
  • the shielding plate includes a covering portion that covers the opening, and a blocking wall that supports a plurality of wires substantially without gaps and blocks the electrical component unit side from the outside side when the terminal portion is disposed in the opening.
  • the electrical component unit is disposed inside the casing, and the opening of the electrical component unit support member is located in the vicinity of the terminal portion.
  • the shielding board is arrange
  • a plurality of wires are supported substantially without gaps by the shielding wall of the shielding plate, and the electrical component unit side and the external side are blocked.
  • a plurality of wirings are supported substantially without gaps by one member, and insect entry can be prevented, so that the cost can be reduced and the configuration can be simplified.
  • An air conditioner outdoor unit according to invention 2 is the air conditioner outdoor unit according to invention 1, wherein the shielding plate is molded of a non-combustible resin material.
  • the shielding plate is molded from a non-combustible resin material such as polyphenol!
  • the shielding plate is molded of a non-combustible resin material. This can prevent other parts from burning.
  • An air conditioner outdoor unit is the air conditioner outdoor unit according to the first or second aspect of the present invention, wherein the outdoor unit of the air conditioner is disposed outside the shielding plate and has a resin cover as a part of the casing. It has more.
  • a shielding plate is disposed so as to cover the opening of the electrical component support member, and a resin cover is disposed outside the shielding plate.
  • An outdoor unit shielding plate for an air conditioner includes an electrical component unit having a terminal portion in which a plurality of wires are arranged, an opening located near the terminal portion, and an electrical component unit.
  • the cover covers the opening of the electrical component unit support member, and when the terminal portion is disposed in the opening, it supports a plurality of wires substantially without gaps, and at the same time with the electrical component unit side. Shut off the outside.
  • supporting substantially without a gap means that there is no gap for insects to enter the inside.
  • the heat resistance and insect entry measures can be taken with a single component, so costs can be reduced and the configuration can be simplified.
  • An outdoor unit shielding plate for an air conditioner according to a fifth aspect of the present invention is the outdoor unit shielding plate for an air conditioner according to the fourth aspect of the present invention, and is molded from a nonflammable resin material.
  • the shielding plate for the outdoor unit of the air conditioner is molded by a nonflammable resin material such as phenol.
  • the shielding plate is molded of a non-combustible resin material. This can prevent other parts from burning.
  • a plurality of wires are supported substantially without gaps by a single member, and insect entry can be prevented, thereby reducing costs and simplifying the configuration. Can be.
  • the outdoor unit for an air conditioner according to the second aspect of the present invention even when the vicinity of the terminal portion is ignited by heat, it does not ignite because the shielding plate is molded from a non-combustible resin material. This can prevent other parts from burning.
  • rainwater or the like enters the inside of the casing in which the terminal portion or the like is disposed.
  • the cost can be reduced and the structure can be simplified because the heat shield and insect entry countermeasure can be taken with a single component. I'll do it.
  • the shielding plate for an outdoor unit of an air conditioner even when the vicinity of the terminal portion is ignited by heat, the shielding plate is molded from a non-combustible resin material! Les,. For this reason, it can prevent that other components burn. In addition, since it is molded from a resin material, it can be easily molded even if it has a complicated shape compared to the case where it is molded from metal.
  • FIG. 1 is an overall view of an air conditioner 1.
  • FIG. 2 is a diagram showing the outdoor unit 3 of the air conditioner 1 with a part of the casing 31 removed.
  • FIG. 3 shows the outdoor unit 3 of the air conditioner 1 with the casing 31 removed.
  • FIG. 4 is a diagram showing the electrical component unit 5.
  • FIG. 5 is a diagram showing an electrical component mute 5 and a partition plate 35.
  • FIG. 6 is a view showing a shielding plate 6.
  • FIG. 7 is a diagram showing a state in which wiring is instructed by the shielding wall wiring support portion 622 of the shielding plate 6. Explanation of symbols
  • FIG. 1 shows an air conditioner 1 including an outdoor unit 3 according to an embodiment of the present invention.
  • the air conditioner 1 includes an indoor unit 2 that is installed indoors, an outdoor unit 3 that is installed outdoors, and a refrigerant pipe 4 that connects the outdoor unit 3 and the indoor unit 2. Since the present invention relates to the outdoor unit 3, the outdoor unit 3 will be mainly described in detail below.
  • FIG. 3 is a view showing the outdoor unit 3 in which the casing 31 of the outdoor unit 3 is omitted.
  • the outdoor unit 3 mainly includes a casing 31, a heat exchanger 32, a compressor 33, a blower 34, an electrical component unit 5, and a shielding plate 6.
  • the interior of the outdoor unit 3 is divided into a machine room 36 in which the electrical component unit 5 and the compressor 33 are arranged, and a ventilation chamber 37 in which the heat exchanger 32 and the fan 343 are arranged by the partition plate 35.
  • the partition plate 35 is a thin plate member and has a substantially rectangular cutout portion 351.
  • a rail 352 having a predetermined length is provided at the upper part of the notch part 351, and a plate-like member 354 having a rectangular hole 353 is provided at the lower part.
  • the shielding plate 6 will be described in detail later.
  • the casing 31 is a substantially rectangular parallelepiped member, and has a blower port 31 la and an intake port (not shown).
  • the air blowing port 31 la and the air intake port are arranged on the ventilation chamber 37 side.
  • the casing 31 will be described in more detail below.
  • the heat exchanger 32 is a device formed in an L shape.
  • the heat exchanger 32 includes a fin portion 321 formed by arranging a plurality of fins in an L shape, and a pipe 322 supported by the fin portion 321 and arranged by being bent a plurality of times.
  • a refrigerant such as fluorocarbon flows through the pipe 322.
  • the compressor 33 is disposed in the vicinity of the partition plate 35 of the machine room 36 and is a machine for compressing the refrigerant. For example, a machine that compresses low-pressure refrigerant gas into high-pressure refrigerant gas It is. Further, the compressor 33 is disposed below the electrical component unit 5. Further, the compressor 33 includes a cylindrical case 331, a mechanism for compressing the refrigerant, an electric motor, and the like (not shown). A mechanism for compressing the refrigerant, an electric motor, and the like are arranged inside a cylindrical case 331.
  • the air blowing section 34 is a member provided in the ventilation chamber 37 and is a portion for blowing the air in the ventilation chamber 37 to the outside.
  • the blower unit 34 includes a fan motor 341, a fan base 342, and a fan 343.
  • the fan motor 341 generates power for rotating the fan 343.
  • the fan motor 341 is rotated by the columnar motor unit 341a and the columnar motor unit 341a. And a rotating shaft 341b that protrudes.
  • the fan base 342 is a member attached to the heat exchanger 32, and includes a fixed portion 342a, a support member protruding portion 342b, and a fan motor support portion 342c.
  • the fixed portion 342a is a portion disposed on the upper side of the heat exchanger 32.
  • the support member protruding portion 342b is a portion protruding from the fixed portion 342a to the air blowing port 31la side. Further, the front end of the support member protrusion 342b on the air blowing port 31 la side is bent toward the lower side in FIG. Furthermore, a large substantially rectangular hole is provided in the center of the support member protrusion 342b.
  • the fan motor support portion 342c is a plate-like portion extending from the support member protruding portion 342b in the vertical downward direction to the bottom of the casing 31, and to which the fan motor 341 is attached. Further, the fan motor support portion 342c is bent at both ends in the direction orthogonal to the longitudinal direction, and has higher strength than that of a flat plate.
  • the fan 343 is a member attached to the rotating shaft 341b of the fan motor 341, and is a member that sends out the air in the outdoor unit 3 from the air blowing port 31la.
  • the fan 343 includes a cylindrical portion 343a that is attached so as not to rotate relative to the rotating shaft 341b, and three blade members 343b that are attached to the side surfaces of the cylindrical portion 343a.
  • the fan 343 is arranged and directed at the air outlet 31 la to discharge the air in the ventilation chamber 37 to the outside!
  • the electrical component unit 5 is disposed on the upper side of the compressor 33 and is supported by the partition plate 35 and the casing 31.
  • the electrical component unit 5 includes a support member 5 as shown in FIG. 1, a plurality of electrical components 52 including a reactor 521, and a terminal plate 53.
  • the support member 51 is a member for supporting the electrical component 52, and is provided with an arrangement portion 511 for arranging the electrical components other than the reactor 521, and a projection portion provided so as to protrude from the arrangement portion 511 and for arranging the reactor 521 512 and a lower plate-like portion 513 that is arranged extending downward from the end portion of the protruding portion 512 and on which the terminal plate 53 is disposed.
  • a wiring support portion 514 for supporting a plurality of wires connected to the terminal portion 53 is provided at the lower end portion of the lower plate-like portion 513.
  • the support member 51 is made of a nonflammable resin material.
  • the height positions of the lower end portion of the arrangement portion 511 and the lower end portion of the lower plate-like portion 513 are substantially the same.
  • the plurality of electrical components 52 are members supported by the support member 51, such as a lower transistor and a plurality of capacitors.
  • the reactor 521 is one of the electrical components 52 and is a substantially cubic member.
  • the reactor 521 is fixed to the protruding portion 512 of the support member 51 and is disposed at a predetermined interval from the other electrical components 52.
  • a heat release fin 522 is attached to the power transistor.
  • the radiating fin 522 is a device for releasing heat from the power transistor, and is disposed in the notch 351 of the partition plate 35 (see FIG. 5). Further, an insertion port 523 is provided in the vicinity of the heat radiation fin 522.
  • the insertion port 523 is formed between the support member 51 and an insertion plate 523a provided at a predetermined distance from the support member 51 (an interval at which the rail 352 of the partition plate 35 can be inserted).
  • the electrical component unit 5 is supported by inserting the lenore 352 of the partition plate 35 into the insertion port 523.
  • the insertion plate 523a is provided at a predetermined distance from the vicinity of the support member 51, and has the same length as the lenore 352 of the partition plate 35. For this reason, the entire circumference of the notch 351 of the partition plate 35 is not covered by the insertion plate 523a. For this reason, even when the electrical component 52 is ignited, it is difficult to burn out to the ventilation chamber 37 side.
  • the terminal plate 53 is a member attached to the lower plate-like portion 513 of the support member 51 to which two power supply lines and one signal line are connected.
  • the two power supply lines are connected to the indoor unit 2 of the air conditioner 1, and electricity is supplied from the power source via the indoor unit 2 of the air conditioner 1.
  • One signal line is a line for exchanging signals with the indoor unit 2 of the air conditioner 1.
  • the casing 31 is a member disposed outside the electrical component unit 5, the heat exchanger 32, and the like, and includes a case main body 311, an electrical component unit support member 312, and a resin cover 313.
  • the case main body 311 has an air inlet 31 la and an air inlet having a circular hole and a mesh member covering the hole, and is arranged so as to surround the heat exchanger 32. Further, the case body 311 has a first opening 31 lb in the vicinity of the electrical component unit 5.
  • the electrical component unit support member 312 is a member disposed so as to close the first opening 311b of the case body 311 and has a second opening 312a in the vicinity of the terminal plate 53.
  • the electrical component unit support member 312 is a member to which the lower plate-like portion 513 of the electrical component unit 5 is fixed. With the electrical component unit 5 fixed to the electrical component unit support member 312, the second opening 312 a is disposed at a position corresponding to the terminal plate 53 (a position where the terminal plate 53 can be seen from the second opening 312 a).
  • the electrical component unit support member 312 has a notch 312b through which a shut-off valve connected to the refrigerant pipe 4 can pass.
  • the notch 312b is formed so as to extend upward from the bottom surface side of the case body 311 and has an upper end formed in a curved shape.
  • the resin cover 313 is a member that is disposed outside the shielding plate 6 so as to cover the notch 312b, the shielding plate 6, and the second opening 312a, and is a plate-like member.
  • the resin cover 3 13 covers a part of the refrigerant pipe 4.
  • the shielding plate 6 is a member for covering the second opening 312a and is a thin plate member.
  • the shielding plate 6 is molded from phenol, which is a non-combustible resin material, and includes a covering portion 61, a blocking wall 62, and a fixing portion 63 as shown in FIG.
  • the cover 61 is a plate-like part and is a part having substantially the same shape as the second opening 312a.
  • the blocking wall 62 is provided at a lower portion of the shielding plate 6 and protrudes in a direction substantially orthogonal to the covering portion 61. Further, the blocking wall 62 has a plurality of protruding portions 621 on the upper surface, and has a blocking wall wiring support portion 622 that supports wiring.
  • This barrier wall wiring support part 622 is a part formed by recessing a part of the barrier wall 62 on the opposite side to the side where the electrical component unit 5 is arranged, and the wiring is almost as shown in FIG. Supports without gaps. Here, almost no gap means that there is no gap where insects can enter.
  • the fixing part 63 attaches the shielding plate 6 to the electrical component unit 5 And a hole through which a screw can pass. Further, the fixing portion 63 is a portion provided on the upper portion of the covering portion 61.
  • the wiring connected to the terminal plate 53 of the electrical component unit 5 can be supported by the shielding wall wiring support part 622 of the shielding plate 6 with almost no gap. For this reason, insects enter the machine room 36. For this reason, it is possible to prevent harmful effects that may be caused by insects entering the machine room 36 (for example, failure due to insects entering between wires having different potential differences and short-circuiting).
  • the shielding plate 6 is made of a non-combustible material and the shielding unit 62 can shield the electrical component unit 5 side from the external side, even if the electrical component unit 5 ignites, It can be burned out to the outside. Since the resin cover 313 is disposed outside the shielding plate 6, rain, water, etc. will completely enter from the outside.
  • the shielding plate 6 is made of non-combustible resin material V, so it is easy to manufacture even for complicated shapes.
  • the support member 51 of the electrical component unit 5 includes a disposition portion 511 that supports the electrical component 52, and a protrusion portion 512 that protrudes from the disposition portion 511 toward the end portion of the casing 31. Since the reactor 521 is attached to the electric component 52, the electric component 52 and the reactor 521 can be placed close to each other. For this reason, the electrical component 52 and the reactor 521 can be handled as one unit, and the degree of design freedom increases. Furthermore, since the reactor 521 is disposed at a position away from the electrical component 52 and above the electrical component 52, even when the reactor 521 generates heat, the other electrical component 52 is hardly affected.
  • the terminal board 53 can be arrange
  • materials, such as wiring, can be reduced and cost can be held down.
  • the height position of the lower end portion of the electrical component 52 supported by the arrangement portion 511 is substantially the same as the height position of the lower end portion of the lower plate-shaped portion 513, the electrical component unit can be mounted on a desk or the like. When placing 5, the posture of the electrical component unit 5 can be maintained as shown in FIG. Further, since the support member 51 is formed of a flameproof material, even when the electrical component 52 is ignited, other members can be affected.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
  • Other Air-Conditioning Systems (AREA)

Abstract

L'invention vise à réduire les coûts et à simplifier la structure d'une unité extérieure d'un appareil de climatisation. L'unité extérieure (3) de l'appareil de climatisation (1) doit être raccordée à une unité intérieure (2) de l'appareil de climatisation (1). L'unité extérieure comprend un caisson (31), une unité pour composants électriques (5), un élément support (312) de l'unité pour composants électriques, ainsi qu'une plaque protectrice (6). L'unité pour composants électriques (5) est placée à l'intérieur du caisson (31) et présente une plaque terminale (53) sur laquelle peuvent être branchés une pluralité de câbles provenant de l'unité intérieure (2). L'élément support (312) de l'unité pour composants électriques présente une ouverture située à proximité de la plaque terminale (53) et soutient l'unité pour composants électriques (5). La plaque protectrice (6) présente une partie cache (61) servant à masquer l'ouverture, ainsi qu'une paroi de blocage (62) qui soutient les câbles pratiquement sans espace et qui verrouille le côté de l'unité pour composants électriques (5) de l'extérieur lorsque la plaque terminale (53) est montée sur l'ouverture.
PCT/JP2007/068341 2006-09-26 2007-09-21 Unité extérieure d'un appareil de climatisation WO2008038580A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2007800352437A CN101517324B (zh) 2006-09-26 2007-09-21 空调机的室外机

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2006-260703 2006-09-26
JP2006260703A JP2008082578A (ja) 2006-09-26 2006-09-26 空気調和機の室外機

Publications (1)

Publication Number Publication Date
WO2008038580A1 true WO2008038580A1 (fr) 2008-04-03

Family

ID=39230014

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/068341 WO2008038580A1 (fr) 2006-09-26 2007-09-21 Unité extérieure d'un appareil de climatisation

Country Status (3)

Country Link
JP (1) JP2008082578A (fr)
CN (1) CN101517324B (fr)
WO (1) WO2008038580A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3012542A4 (fr) * 2013-06-17 2016-07-13 Panasonic Ip Man Co Ltd Dispositif de pompe à chaleur

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5084813B2 (ja) * 2009-11-18 2012-11-28 三菱電機株式会社 空気調和機
JP5465167B2 (ja) * 2010-12-24 2014-04-09 三菱電機株式会社 空気調和機の室外機
JP5929850B2 (ja) * 2013-07-24 2016-06-08 三菱電機株式会社 空気調和機の室外機
JP6547956B2 (ja) * 2015-12-28 2019-07-24 株式会社富士通ゼネラル 空気調和機の室外機
CN111213011B (zh) * 2017-10-19 2022-02-22 日立江森自控空调有限公司 空调机

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1114099A (ja) * 1997-06-20 1999-01-22 Fujitsu General Ltd 空気調和機の室外機
JP2002106886A (ja) * 2000-09-29 2002-04-10 Matsushita Electric Ind Co Ltd 空気調和機室外機の電源板

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4746867B2 (ja) * 2004-12-24 2011-08-10 東芝キヤリア株式会社 空気調和装置の室外機

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1114099A (ja) * 1997-06-20 1999-01-22 Fujitsu General Ltd 空気調和機の室外機
JP2002106886A (ja) * 2000-09-29 2002-04-10 Matsushita Electric Ind Co Ltd 空気調和機室外機の電源板

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3012542A4 (fr) * 2013-06-17 2016-07-13 Panasonic Ip Man Co Ltd Dispositif de pompe à chaleur

Also Published As

Publication number Publication date
JP2008082578A (ja) 2008-04-10
CN101517324A (zh) 2009-08-26
CN101517324B (zh) 2012-05-30

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