EP2754969A1 - Outdoor unit - Google Patents

Outdoor unit Download PDF

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Publication number
EP2754969A1
EP2754969A1 EP12828164.9A EP12828164A EP2754969A1 EP 2754969 A1 EP2754969 A1 EP 2754969A1 EP 12828164 A EP12828164 A EP 12828164A EP 2754969 A1 EP2754969 A1 EP 2754969A1
Authority
EP
European Patent Office
Prior art keywords
prevention member
scatter prevention
sound
sound absorbing
absorbing material
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.)
Withdrawn
Application number
EP12828164.9A
Other languages
German (de)
English (en)
French (fr)
Inventor
Keitarou HOSHIKA
Takayuki Setoguchi
Yoshinobu Tsumura
Shinichi NEGORO
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Daikin Industries Ltd
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
Publication of EP2754969A1 publication Critical patent/EP2754969A1/en
Withdrawn legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/0027—Pulsation and noise damping means
    • F04B39/0033—Pulsation and noise damping means with encapsulations
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/0027—Pulsation and noise damping means
    • 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
    • F24F1/08—Compressors specially adapted for separate outdoor units
    • F24F1/12—Vibration or noise prevention 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
    • F24F1/40—Vibration or noise prevention at outdoor units
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B31/00—Compressor arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/24—Means for preventing or suppressing noise
    • F24F2013/242—Sound-absorbing material

Definitions

  • the present invention relates to an outdoor unit including a compressor, and a sound deadening material wound around the compressor.
  • refrigerating equipment such as an air conditioning unit, a refrigerating unit, a freezing unit, and a heat pump water heater which include a refrigerant circuit.
  • An outdoor unit in this kind of refrigerating equipment comprises a compressor for compressing the refrigerant. Noise is generated from this compressor during the operation of the compressor due to the vibration of the internal motor or the like.
  • a sound absorbing material which is made of glass fibers and has superior sound deadening properties, is wound around the compressor used in the outdoor unit.
  • Patent Documents 1 and 2 disclose an outdoor unit including a compressor provided to a refrigerant circuit, and a sound absorbing material made of glass fibers wound around the compressor.
  • a fiber bundle made of glass fibers is a material that can efficiently absorb acoustic energy; that is, a material having a high sound absorption coefficient and superior sound deadening properties, it is widely used as a sound deadening material.
  • An object of the present invention is to provide an outdoor unit capable of inhibiting the scattering of fibers of the glass fiber sound absorbing material during the winding of the glass fiber sound absorbing material around the compressor and during the operation of the compressor.
  • the outdoor unit comprises a compressor provided to a refrigerant circuit, and a sound deadening material having sound deadening properties, wherein the sound deadening material includes a first sound absorbing material made of glass fibers, a first scatter prevention member provided so as to cover one principal surface of the first sound absorbing material, and a second scatter prevention member provided so as to cover the other principal surface of the first sound absorbing material, the first scatter prevention member is a sound absorbing material made of fibers having higher fiber strength than the glass fibers, the second scatter prevention member is a sound insulating material, and the first scatter prevention member is wound around the compressor so as to face the compressor.
  • the sound deadening material includes a first sound absorbing material made of glass fibers, a first scatter prevention member provided so as to cover one principal surface of the first sound absorbing material, and a second scatter prevention member provided so as to cover the other principal surface of the first sound absorbing material
  • the first scatter prevention member is a sound absorbing material made of fibers having higher fiber strength than the glass fibers
  • the outdoor unit comprises a compressor provided to a refrigerant circuit, and a sound deadening material having sound deadening properties, wherein the sound deadening material includes a first sound absorbing material made of glass fibers, a first scatter prevention member provided so as to cover one principal surface of the first sound absorbing material, and a second scatter prevention member provided so as to cover another principal surface of the first sound absorbing material, the first scatter prevention member and the second scatter prevention member are both sound absorbing materials having higher fiber strength than the glass fibers and are each made of fibers of the same material, and the first scatter prevention member or the second scatter prevention member is wound around the compressor so as to face the compressor.
  • the sound deadening material includes a first sound absorbing material made of glass fibers, a first scatter prevention member provided so as to cover one principal surface of the first sound absorbing material, and a second scatter prevention member provided so as to cover another principal surface of the first sound absorbing material, the first scatter prevention member and the second scatter prevention member are both sound absorbing materials having higher fiber strength than the glass fibers
  • the outdoor unit of this embodiment includes a compressor 1 provided to a refrigerant circuit, an accumulator 2 as a low pressure-side vessel disposed near the compressor 1, and a sound deadening material 10 for preventing the noise, which is generated from the compressor 1 during the operation of the compressor 1, from leaking outside the outdoor unit.
  • the outdoor unit additionally includes a heat exchanger for causing a heat exchange of the refrigerant discharged from the compressor 1 and the outside air, an expansion mechanism for expanding the refrigerant that was contracted by the heat exchanger, as well as a fan, controller, and so on. Note that the illustration of these components is omitted.
  • the compressor 1 is used for compressing the refrigerant that was sucked in from the upstream side in the refrigerant circuit to obtain a high temperature, high pressure refrigerant, and discharging the obtained refrigerant to the downstream side in the refrigerant circuit.
  • the compressor 1 internally houses a motor, a compressing mechanism and the like within an elongated cylindrical pressure vessel.
  • the compressor 1 is installed on a base plate frame of a casing which configures the outdoor unit.
  • the accumulator 2 is provided on the refrigerant suction side; that is, the low pressure side, of the compressor 1 in the refrigerant circuit, and is used for isolating the liquid from the refrigerant prior to being introduced to the compressor 1, and internally storing the isolated liquid.
  • the accumulator 2 is configured from an elongated cylindrical airtight container, and is fixed to the compressor 1 with a metal bracket 3.
  • the bracket 3 is fixed to the lateral face part of the airtight container, and the accumulator 2 is fixed to the compressor 1 as a result of the bracket 3 being mounted at a position of an intermediate height on the lateral face side of the pressure vessel of the compressor 1.
  • the sound deadening material 10 includes a first sound absorbing material 11 made of glass fibers that yield superior sound absorbency, a first scatter prevention member 12 provided so as to cover one principal surface 11 a of the first sound absorbing material 11. and a second scatter prevention member 13 provided so as to cover the other principal surface 11b of the first sound absorbing material 11, and takes on a rectangular shape that is long in one direction.
  • the first sound absorbing material 11 and the first scatter prevention member 12 are connected via suitable means, and the first sound absorbing material 11 and the second scatter prevention member 13 are also connected via suitable means.
  • the sound deadening material 10 is wound around the compressor 1 so that the first scatter prevention member 12 faces the compressor 1 as shown in Fig. 1 .
  • the sound deadening material 10 is wound so that both end parts in the longitudinal direction thereof overlap on the side of the compressor 1.
  • the overlapped parts are mutually fixed with a fixing member that is provided to both end parts in the longitudinal direction thereof on the surface of the second scatter prevention member 13.
  • a culture rivet 14 and a string (not shown) to be placed therearound are used as the fixing member.
  • the sound deadening material 10 is wound around the outer periphery of the compressor 1 and the accumulator 2 so as to collectively encircle the compressor 1 and the accumulator 2.
  • the first sound absorbing material 11 is a sound absorbing material made of glass fibers, and takes on a rectangular shape that is long in one direction.
  • ultrafine glass fibers having an average fiber diameter of 0.4 to 3.5 ⁇ m are used. With these ultrafine glass fibers, the air layers between the fibers are finer in comparison to standard glass wools having an average fiber diameter of 7 ⁇ m. Thus, these ultrafine glass fibers yield sound absorbency that is superior to standard glass wools.
  • the first scatter prevention member 12 is used for preventing the scattering of glass fibers from the one principal surface 11a of the first sound absorbing material 11, and is provided so as to cover the one principal surface 11 a of the first sound absorbing material 11.
  • Used as the first scatter prevention member 12 is a sound absorbing material made of fibers having higher fiber strength than the glass fibers of the first sound absorbing material 11.
  • this kind of sound absorbing material used may be felt, rock wool sound absorbing material, polyester fiber sound absorbing material, aluminum fiber sintered sound absorbing material and so on, but felt is used in this embodiment.
  • the term "fiber strength" as used herein particularly refers to the index of the bursting strength of the fibers.
  • the bursting strength is the resistive strength when the fibers break through the knitted fabric, and in experiments, it is the strength of a pressurized rubber film breaking through the fiber test piece.
  • external force such as stretching, compressing, bending or twisting works on a brittle material such as glass fibers, the fibers tend to scatter as a result of the fibers becoming ruptured. The degree of such fiber scattering is substituted with the bursting strength of fibers.
  • the second scatter prevention member 13 is configured the same as the first scatter prevention member 12 excluding the point that it is provided to the other principal surface 11b of the first sound absorbing material 11. Thus, the explanation of this second scatter prevention member 13 is omitted.
  • both principal surfaces 11a, 11b of the first sound absorbing material 11 made of glass fibers are covered by the scatter prevention members 12, 13 for preventing the scattering of glass fibers.
  • the scatter prevention members 12, 13 are both sound absorbing materials, the sound deadening properties of the sound deadening material 10 can be improved.
  • the sound absorbing material made of glass fibers is characterized in having high sound absorbency since it comprises fine air layers between the fibers. Since the air layers are fine, moisture can be easily retained in the air layers. Thus, the sound absorbing material made of glass fibers is characterized in having high water absorbability. In addition, since moisture that is once retained in the air layers between the fiber is not easily discharged, the sound absorbing material made of glass fibers is also characterized in having high water retentivity. Accordingly, when the glass fiber sound absorbing material is in contact with the compressor surface as shown in Patent Document 1 and the like, moisture may become accumulated on the compressor surface as a result of such moisture being retained between the glass fibers, and this may result in the corrosion of the compressor surface.
  • the one principal surface 11a of the first sound absorbing material 11 on the side of the compressor 1, in a state of being wound around the compressor 1, is covered with felt which has a lower water absorption rate than the glass fibers of the first sound absorbing material 11.
  • felt which has a lower water absorption rate than the glass fibers of the first sound absorbing material 11.
  • Fig. 3 shows the sound deadening material 10 of the second embodiment of the present invention. Note that, in the second embodiment, only the portions that differ from the first embodiment will be explained, and the explanation of configurations, operations and effects that are the same as the first embodiment is omitted.
  • the sound deadening material 10 in this embodiment includes a pouched scatter prevention member 12a which takes on a pouched shape which covers the entire surface of the first sound absorbing material 11 made of glass fibers.
  • the pouched scatter prevention member 12a covers one principal surface 11a, the other principal surface 11b, a lower surface 11c, both end faces 11d and an upper surface 11e of the first sound absorbing material 11 which are not visible in Fig. 3 .
  • This pouched scatter prevention member 12a specifically includes a first scatter prevention member 12 which covers the one principal surface 11a of the first sound absorbing material 11, a second scatter prevention member 13 which covers the other principal surface 11b, a lower surface covering member 12c which covers the lower surface 11c, both end face covering members 12d which cover the both end faces 11d, and an upper surface covering member 12e which covers the upper surface 11e.
  • a sound absorbing material made of felt having higher fiber strength than the glass fibers.
  • the sound deadening material 10 in this embodiment is formed, for example, as follows.
  • the portions of the pouched scatter prevention member 12a excluding the upper surface covering member 12e are formed integrally in advance, the first sound absorbing material 11 is inserted therein, and the upper surface covering member 12e is thereafter connected to the portions so as to cover the upper surface 11e of the first sound absorbing material 11.
  • the lower surface 11c of the first sound absorbing material 11 is covered by the lower surface covering member 12c.
  • the first scatter prevention member 12, the second scatter prevention member 13 and the lower surface covering member 12c are formed integrally, the sound deadening material 10 can be manufactured easily and the productivity can be improved.
  • the both end faces 11d of the first sound absorbing material 11 are covered by the both end face covering members 12d, it is possible to prevent the scattering of glass fibers and sound leakage from the both end faces 11d.
  • the first scatter prevention member 12, the second scatter prevention member 13 and the both end face covering members 12d are formed integrally, the sound deadening material 10 can be manufactured easily and the productivity can be improved.
  • a heat exchanger, an accumulator 2 and the like are disposed within a casing of the outdoor unit, and there are cases where the condensed water generated on the surfaces thereof flows downward and accumulates on the base plate frame.
  • the sound absorbing material made of glass fibers has high water absorbability and water retentivity, when the water accumulated on the base plate frame reaches the lower surface 11c of the first sound absorbing material 11 made of glass fibers, the water is absorbed by the first sound absorbing material 11 and retained in the first sound absorbing material 11. Consequently, the first sound absorbing material 11 can no longer absorb acoustic energy since the air layers thereof will be filled with moisture, and the sound absorbency of the first sound absorbing material 11 will deteriorate.
  • the lower part of the first sound absorbing material 11 that is, the lower surface 11c of the first sound absorbing material 11 and a portion of a predetermined size from the lower surface 11c of the both end faces 11d of the first sound absorbing material 11 are covered by felt, which has a lower water absorption rate than glass fibers.
  • this sound deadening material 10 it is possible to inhibit the absorption of water from the lower part of the first sound absorbing material 11 in a state of being wound around the compressor 1.
  • the both end face covering members 12d for covering the both end faces 11d of the first sound absorbing material 11 may be omitted according to the degree of scattering of the glass fibers from the both end faces 11d.
  • the lower surface covering member 12c for covering the lower surface 11c of the first sound absorbing material 11 may be omitted according to the level of possibility of scattering or water absorption from the lower surface 11c.
  • the pouched scatter prevention member 12a may be opened at the portion corresponding to the upper surface 11e of the first sound absorbing material 11, or the upper surface 11e of the first sound absorbing material 11 may be covered with a member that is made of a material that is different from the sound absorbing material made of fibers having higher fiber strength than the glass fibers.
  • the first scatter prevention member 12, the second scatter prevention member 13, the lower surface covering member 12c, the both end face covering members 12d and the upper surface covering member 12e may be formed integrally based on suitable combinations.
  • a sound insulating material is used as the second scatter prevention member 13.
  • a rubber member is used as the sound insulating material in this embodiment.
  • the first scatter prevention member 12 is a sound absorbing material made of fibers having higher fiber strength than glass fibers
  • the second scatter prevention member 13 is a sound insulating material
  • the first scatter prevention member 12 is wound around the compressor 1 so as to face the compressor 1.
  • the outer periphery of the sound deadening material 10 is rubber, the impact from the contact of the compressor 1 and other members caused by the vibration, for example, during the transport of the outdoor unit is absorbed by the rubber, and damage to the compressor 1 is thereby prevented.
  • this third embodiment also, as with the second embodiment described above, it is possible to provide the lower surface covering member 12c for covering the lower surface 11c of the first sound absorbing material 11, the both end face covering members 12d for covering the both end faces 11d, and the upper surface covering member 12e for covering the upper surface 11e.
  • the first scatter prevention member 12, the second scatter prevention member 13, the lower surface covering member 12c, the both end face covering members 12d and the upper surface covering member 12e may be formed integrally based on suitable combinations.
  • the respective scatter prevention members 12, 13 that cover both principal surfaces 11a, 11b of the first sound absorbing material 11.
  • These scatter prevention members will suffice so as long as they can prevent the scattering of glass fibers.
  • the one or both members for covering both principal surfaces 11a, 11b of the first sound absorbing material 11 are not limited to a sound absorbing material or a sound insulating material made of fibers, and a flame-retardant thermal insulating material or the like may also be used.
  • the configuration may also be such that only the compressor 1 is wound by the sound deadening material 10.
  • the sound deadening material 10 may also be wound so that the overlap occurs on the side of the accumulator 2.
  • the sound deadening material 10 may also be wound such that the end faces of both end parts in the longitudinal direction thereof are mutually connected.
  • the fixing member is not limited to the culture rivet 14 and string, and also used may be a hook-and-loop fastener provided at a position capable of maintaining the wound state of the sound deadening material 10, or a band or the like which sandwiches the overall sound deadening material 10 from the outer periphery of the sound deadening material 10 wound around the compressor 1.
  • the outdoor unit of the foregoing embodiment comprises a compressor 1 provided to a refrigerant circuit, and a sound deadening material 10 having sound deadening properties.
  • the sound deadening material 10 includes a first sound absorbing material 11 made of glass fibers, a first scatter prevention member 12 provided so as to cover one principal surface 11a of the first sound absorbing material 11, and a second scatter prevention member 13 provided so as to cover the other principal surface 11b of the first sound absorbing material 11.
  • the first scatter prevention member 12 and the second scatter prevention member 13 are both sound absorbing materials having higher fiber strength than the glass fibers and are each made of fibers of the same material.
  • the first scatter prevention member 12 or the second scatter prevention member 13 is wound around the compressor 1 so as to face the compressor 1.
  • the sound deadening material 10 used in the outdoor unit of this embodiment is covered with the scatter prevention members 12, 13 in which both principal surfaces 11a, 11b of the first sound absorbing material 11 made of glass fibers prevent the scattering of glass fibers.
  • the scatter prevention members 12, 13 are both sound absorbing materials, the sound deadening properties of the sound deadening material 10 can be improved.
  • the sound deadening material 10 additionally includes a lower surface covering member 12c which is a member made of the same material as the first scatter prevention member 12 and the second scatter prevention member 13 and covers a lower surface 11e of the first sound absorbing material 11.
  • the sound deadening material 10 used in the outdoor unit of this embodiment it is possible to prevent the scattering of glass fibers and sound leakage from the lower surface 11c of the first sound absorbing material 11.
  • the sound deadening material 10 can be manufactured easily and the productivity can be improved.
  • the sound deadening material 10 additionally includes both end face covering members 12d which are members made of the same material as the first scatter prevention member 12 and the second scatter prevention member 13 and cover both end faces 11d of the first sound absorbing material 11.
  • the sound deadening material 10 can be manufactured easily and the productivity can be improved.
  • the outdoor unit of the foregoing embodiment comprises a compressor 1 provided to a refrigerant circuit, and a sound deadening material 10 having sound deadening properties.
  • the sound deadening material 10 includes a first sound absorbing material 11 made of glass fibers, a first scatter prevention member 12 provided so as to cover one principal surface 11a of the first sound absorbing material 11, and a second scatter prevention member 13 provided so as to cover the other principal surface 11b of the first sound absorbing material 11.
  • the first scatter prevention member 12 is a sound absorbing material made of fibers having higher fiber strength than the glass fibers.
  • the second scatter prevention member 13 is a sound insulating material.
  • the first scatter prevention member 12 is wound around the compressor 1 so as to face the compressor 1.
  • the sound that passed through the first scatter prevention member 12 and the first sound absorbing material 11 is reflected off the second scatter prevention member 13 and is once again returned toward the first sound absorbing material 11 and the first scatter prevention member 12, and absorbed by the first sound absorbing material 11 and the first scatter prevention member 12.
  • the sound deadening material 10 used in the outdoor unit of this embodiment it is possible to further improve the sound deadening performance.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Compressor (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Exhaust Silencers (AREA)
EP12828164.9A 2011-09-02 2012-07-27 Outdoor unit Withdrawn EP2754969A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011191510A JP5395136B2 (ja) 2011-09-02 2011-09-02 室外機
PCT/JP2012/004807 WO2013031087A1 (ja) 2011-09-02 2012-07-27 室外機

Publications (1)

Publication Number Publication Date
EP2754969A1 true EP2754969A1 (en) 2014-07-16

Family

ID=47755621

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12828164.9A Withdrawn EP2754969A1 (en) 2011-09-02 2012-07-27 Outdoor unit

Country Status (7)

Country Link
US (1) US20140216094A1 (ko)
EP (1) EP2754969A1 (ko)
JP (1) JP5395136B2 (ko)
KR (1) KR101404362B1 (ko)
CN (1) CN103765110B (ko)
AU (1) AU2012303581A1 (ko)
WO (1) WO2013031087A1 (ko)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2889482A1 (en) * 2013-12-27 2015-07-01 LG Electronics Inc. Reciprocating compressor
EP2977692A1 (en) * 2014-07-23 2016-01-27 Mitsubishi Heavy Industries, Ltd. Compressor system and air conditioner including the same
EP3561400A4 (en) * 2016-12-21 2019-12-25 Mitsubishi Electric Corporation AIR CONDITIONING OUTDOOR UNIT AND METHOD FOR ASSEMBLING AN AIR CONDITIONING UNIT

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105508199B (zh) * 2015-12-25 2017-10-27 广东美的制冷设备有限公司 压缩机组件、室外机及空调器
CN105423446B (zh) * 2015-12-25 2018-09-04 广东美的制冷设备有限公司 空调器降噪组件、压缩机组件、室外机及空调器
CN105485793B (zh) * 2015-12-25 2019-06-04 广东美的制冷设备有限公司 压缩机组件、室外机及空调器
WO2019082300A1 (ja) * 2017-10-25 2019-05-02 三菱電機株式会社 冷凍サイクル装置用ユニット、冷凍サイクル装置及び電気機器
US20190376499A1 (en) * 2018-06-07 2019-12-12 Johnson Controls Technology Company Relative vibration damping system for hvac systems
CN110159510B (zh) * 2019-05-16 2020-08-11 珠海格力电器股份有限公司 压缩机组件及设有其的空调机组
WO2021019758A1 (ja) * 2019-08-01 2021-02-04 三菱電機株式会社 空気調和機の室外機及び空気調和機

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3411320A (en) * 1966-09-09 1968-11-19 Chrysler Corp Motor cooling apparatus
HU182491B (en) * 1977-04-08 1984-01-30 Fuetoeber Epueletgep Termekek Sound-damping deviceparticularly for reducing noise spreading in air duct
US4347042A (en) * 1980-06-02 1982-08-31 Carrier Corporation Motor compressor unit and a method of reducing noise transmitted therefrom
CN1127875A (zh) * 1995-01-25 1996-07-31 株式会社米井 带有皱纹的单面自行粘合性防音、防振材料
JPH11117725A (ja) * 1997-10-21 1999-04-27 Nakagawa Sangyo Kk 消音器用消音材とその製造方法
JPH11159813A (ja) * 1997-11-26 1999-06-15 Daikin Ind Ltd 空気調和機
KR19990058727A (ko) * 1997-12-30 1999-07-15 전주범 냉장고의 압축기 방음구조
KR100299608B1 (ko) 1999-03-08 2001-09-22 김재열 자동차용 머플러소음기에 사용되는 흡음재용 크림프성 벌키사
FR2800159B1 (fr) * 1999-10-25 2001-12-28 Electricite De France Installation de pompage de chaleur, notamment a fonction frigorifique
KR100350805B1 (ko) * 2000-03-09 2002-09-05 삼성광주전자 주식회사 밀폐형 압축기
KR100370014B1 (ko) * 2000-05-16 2003-01-29 엘지전자 주식회사 공기조화기의 실외기의 소음 저감구조
KR100454049B1 (ko) 2002-02-26 2004-10-26 위니아만도 주식회사 압축기의 소음 저감용 방음재 구조
CN2651645Y (zh) * 2003-11-10 2004-10-27 珠海格力电器股份有限公司 隔音棉
US7213406B2 (en) * 2004-03-15 2007-05-08 Carrier Corporation Pipe support for compressor subassembly
KR100598216B1 (ko) * 2004-04-22 2006-07-07 엘지전자 주식회사 에어컨 실외기의 배관 배치 구조
JP3985840B2 (ja) * 2005-11-01 2007-10-03 ダイキン工業株式会社 空気調和装置の室外ユニット
CN1877095A (zh) * 2006-07-03 2006-12-13 天津大学 汽车发动机复合减振降噪排气屏蔽板
JP2009036248A (ja) 2007-07-31 2009-02-19 Daikin Ind Ltd 真空断熱材及び真空断熱材を備えた圧縮機
JP2009156141A (ja) * 2007-12-26 2009-07-16 Bridgestone Kbg Co Ltd 防音材
KR101447294B1 (ko) * 2008-03-12 2014-10-06 엘지전자 주식회사 압축기의 방음장치
JP5245550B2 (ja) 2008-06-05 2013-07-24 ダイキン工業株式会社 冷凍装置
DE102009027170A1 (de) * 2009-06-24 2010-12-30 BSH Bosch und Siemens Hausgeräte GmbH Externes Gebläse für Dunstabzugsvorrichtung
JP2011112323A (ja) * 2009-11-30 2011-06-09 Fujitsu General Ltd 空気調和機の室外機

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2013031087A1 *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2889482A1 (en) * 2013-12-27 2015-07-01 LG Electronics Inc. Reciprocating compressor
US9850893B2 (en) 2013-12-27 2017-12-26 Lg Electronics Inc. Reciprocating compressor
EP2977692A1 (en) * 2014-07-23 2016-01-27 Mitsubishi Heavy Industries, Ltd. Compressor system and air conditioner including the same
EP3561400A4 (en) * 2016-12-21 2019-12-25 Mitsubishi Electric Corporation AIR CONDITIONING OUTDOOR UNIT AND METHOD FOR ASSEMBLING AN AIR CONDITIONING UNIT

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WO2013031087A1 (ja) 2013-03-07
JP2013053792A (ja) 2013-03-21
AU2012303581A1 (en) 2014-03-20
KR101404362B1 (ko) 2014-06-09
US20140216094A1 (en) 2014-08-07
JP5395136B2 (ja) 2014-01-22
KR20140044401A (ko) 2014-04-14
CN103765110A (zh) 2014-04-30
CN103765110B (zh) 2016-01-20

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