WO2016119473A1 - Système d'échange de refroidissement d'unité intérieure de climatisation - Google Patents

Système d'échange de refroidissement d'unité intérieure de climatisation Download PDF

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Publication number
WO2016119473A1
WO2016119473A1 PCT/CN2015/090112 CN2015090112W WO2016119473A1 WO 2016119473 A1 WO2016119473 A1 WO 2016119473A1 CN 2015090112 W CN2015090112 W CN 2015090112W WO 2016119473 A1 WO2016119473 A1 WO 2016119473A1
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WO
WIPO (PCT)
Prior art keywords
air
air outlet
fan
indoor unit
exchange system
Prior art date
Application number
PCT/CN2015/090112
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English (en)
Chinese (zh)
Inventor
付桂文
王雄程
向其相
陈始坤
罗超荣
Original Assignee
中山大洋电机股份有限公司
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 中山大洋电机股份有限公司 filed Critical 中山大洋电机股份有限公司
Publication of WO2016119473A1 publication Critical patent/WO2016119473A1/fr

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • 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
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal 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
    • 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
    • F24F13/30—Arrangement or mounting of heat-exchangers

Definitions

  • the utility model relates to an air conditioner indoor unit cold exchange system.
  • the existing air-conditioning indoor unit cold exchange system mainly comprises an air-conditioning box body, a cold exchanger and a fan, and a cavity is opened in the middle of the air-conditioning box body, and an air inlet port and an air outlet port are respectively arranged on both end faces of the air-conditioning box body, and the cold exchanger Installed in the cavity and behind the air inlet, the fan is installed inside the cavity and behind the cold exchanger.
  • the airflow cooled by the cold exchanger enters the fan from the air inlet of the fan and exits from the exhaust port of the fan.
  • the airflow discharged from the air outlet of the fan is outputted from the air outlet of the air conditioner housing.
  • the airflow discharged from the air outlet of the fan is directly discharged to the air outlet of the air conditioning box, or is connected by a cylindrical or cylindrical air outlet duct, but the connection is
  • the structure makes the air flow conversion of the cold exchange system slow, the load efficiency is reduced, and the noise is generated during the operation of the system, which are not expected by the customer.
  • the purpose of the utility model is to provide a cold exchange system for an indoor unit of an air conditioner, wherein the second air outlet of the fan is closely connected with the first air outlet of the air conditioner box through a flared air outlet duct, which can speed up the system.
  • Wind flow conversion increases system efficiency and reduces motor cost and system noise with equivalent performance requirements.
  • the air conditioner indoor unit cold exchange system comprises an air conditioner box, a cold exchanger and a fan, wherein a cavity is opened in the middle of the air conditioner box, and a first air inlet and a first air outlet are respectively arranged on both end faces of the air conditioner box, The first air inlet and the first air outlet are all connected to the cavity, the cold exchanger is installed inside the cavity and behind the first air inlet, the fan is installed inside the cavity and is located behind the cold exchanger, and the fan is arranged There is a second air inlet and a second air outlet, and the second air outlet and the first air outlet are closely connected by an air outlet, and the air outlet is along the second air outlet to the first air outlet. The direction is flared.
  • the fan described above comprises a volute, a first outer rotor motor and a centrifugal wind wheel, the first outer rotor motor and the centrifugal wind wheel are mounted inside the volute, wherein the centrifugal wind wheel is nested outside the first outer rotor motor, in the worm
  • An open second air inlet is formed on each of the two sides of the shell, and a second air outlet is formed on the end surface of the volute.
  • the first outer rotor motor described above comprises a rotating shaft, a stator assembly, a rotor assembly and an end cover.
  • the stator assembly is mounted on the rotating shaft
  • the rotor assembly is nested outside the stator assembly
  • the end cover is mounted at the end of the rotor assembly
  • the rotating shaft is supported by the rotating shaft.
  • the bearing of the end cover and the two ends of the rotating shaft respectively protrude outward from the middle of the end cover, and the two shaft extension ends of the rotating shaft are respectively supported on the motor bracket, and the motor bracket is installed at the position of the second air inlet on the side of the volute.
  • the second air outlet of the volute described above has a trumpet shape.
  • the fan described above comprises a fan casing, a mounting bracket, a second outer rotor motor, a sleeve and a plurality of blades, a cavity is opened in the middle of the fan casing, and a second air inlet and a second air inlet are formed at both ends of the cavity.
  • Two air outlets, the first air inlet, the second air inlet, the second air outlet and the first air outlet are located in a straight line
  • the second outer rotor motor is installed in the cavity of the fan casing through the mounting bracket, the sleeve Nested outside the second outer rotor motor, a number of vanes are mounted on the outer surface of the sleeve.
  • the sleeve described above is a truncated cone having a front narrow and a wide front.
  • the blades described above are inclined to the axial flow direction and the centrifugal direction of the sleeve.
  • a mounting plate is disposed between the second air outlet of the fan and the air outlet duct, and the fan is installed in the cavity of the air conditioning box through the mounting plate.
  • the cold exchanger described above has a V-shape.
  • the above-mentioned air outlet duct has a bell mouth shape in either the longitudinal direction and the transverse direction or a combination direction thereof.
  • the second air outlet is closely connected with the first air outlet through the air outlet duct, and the air outlet duct is flared along the second air outlet to the first air outlet, which can speed up
  • the system's airflow conversion increases the efficiency of the system and reduces motor cost and system noise under the same performance requirements
  • the first outer rotor motor and the centrifugal wind wheel are mounted inside the volute, wherein the centrifugal wind wheel is nested in the first Outside the outer rotor motor, an open second air inlet is formed on both sides of the volute, and a second air outlet is formed on the end surface of the volute, and the two shaft extension ends of the shaft are respectively supported on the motor bracket, and the motor bracket is mounted on the worm
  • the position of the second air inlet on the side of the shell, the first outer rotor motor and the centrifugal wind wheel are suspended in the volute by the motor bracket, and the second air inlet is not blocked on both sides of the volute, and the wind resistance of the whole machine is small.
  • the centrifugal wind wheel simultaneously draws airflow from the second air inlet on both sides of the volute, the air inlet on both sides is smooth and balanced, the intake and output air volume is increased, and the resonance probability is extremely small, and the air blowing efficiency of the whole air conditioner indoor unit cold exchange system is high;
  • a cavity is opened in the middle of the fan casing, and a second air inlet and a second air outlet are formed at both ends of the cavity, and the first air inlet, the second air inlet, the second air outlet and the first air outlet are located at a position In the straight line, the flow path from the first air inlet of the air conditioning box to the second air inlet of the fan casing is the shortest, which can effectively reduce the loss of air volume and improve the air blowing efficiency of the cold air exchange system of the whole air conditioner indoor unit;
  • the sleeve is a round-sleeve type sleeve with a narrow front and a wide width. It is a combination of the axial flow fan structure and the centrifugal fan structure. The structure is simple, the air volume is large, the static pressure is large, the efficiency is high, the noise is small, and the customer is increasingly improved. Claim;
  • the blade is inclined to the axial flow direction and the centrifugal direction of the sleeve.
  • the wind blade can make the wind flow form a slanting axial flow direction and a centrifugal flow, compared with the conventional In the simple axial flow direction or the simple centrifugal flow, the wind flow will be larger and the static pressure will be larger.
  • Figure 1 is a perspective view of the air conditioning indoor unit cold exchange system of the first embodiment
  • Figure 2 is an exploded view of the air conditioning indoor unit cold exchange system of the first embodiment
  • FIG. 3 is a schematic structural view of an air conditioner indoor unit cold exchange system in the first embodiment
  • Figure 4 is a perspective view of the fan in the first embodiment
  • Figure 5 is a schematic structural view of an air conditioner indoor unit cold exchange system in the second embodiment
  • Figure 6 is a perspective view of an angle of the fan in the second embodiment
  • Figure 7 is a perspective view of another angle of the fan in the second embodiment
  • Figure 8 is an exploded view of the fan in the second embodiment
  • Figure 9 is a schematic view showing the structure of a fan in the second embodiment.
  • Embodiment 1 As shown in FIG. 1 , FIG. 2 , FIG. 3 and FIG. 4 , the embodiment is an air conditioning indoor unit cold exchange system, including an air conditioning box 1 , a cold exchanger 2 and a fan 3 , in an air conditioning cabinet 1 is provided with a cavity 11 in the middle and a first air inlet 12 and a first air outlet 13 are respectively disposed on both end faces of the air-conditioning case 1. The first air inlet 12 and the first air outlet 13 are connected to the cavity 11 and are cold.
  • the exchanger 2 is mounted inside the cavity 11 and behind the first air inlet 12, the fan 3 is mounted inside the cavity 11 and behind the cold exchanger 2, and the fan 3 is provided with a second air inlet 31 and a second
  • the air outlet 32, the second air outlet 32 and the first air outlet 13 are tightly connected by the air outlet duct 4, and the air outlet duct 4 is along the second air outlet 32 to the first air outlet 13 It flares in a flared shape.
  • the fan 3 includes a volute 33, a first outer rotor motor 34 and a centrifugal wind wheel 35.
  • the first outer rotor motor 34 and the centrifugal wind wheel 35 are mounted inside the volute 33, wherein the centrifugal wind wheel 35 is nested first.
  • the first outer rotor motor 34 includes a rotating shaft 341, a stator assembly 342, a rotor assembly 343 and an end cover 344.
  • the stator assembly 342 is mounted on the rotating shaft 341, the rotor assembly 343 is nested outside the stator assembly 342, and the end cover 344 is mounted on the rotating shaft 341.
  • the rotating shaft 341 is supported on the bearing of the two end covers 344, and the two ends of the rotating shaft 341 extend outward from the middle of the end cover 344, respectively.
  • the two shaft ends of the rotating shaft 341 are respectively supported on the motor bracket 345, the motor bracket 345
  • the second air outlet of the volute 33 has a trumpet shape.
  • a mounting plate 6 is provided between the second air outlet 32 of the fan 3 and the air outlet duct 4, and the fan 3 is mounted in the cavity 11 of the air conditioning cabinet 1 via the mounting plate 6.
  • the cold exchanger 2 has a V-shape.
  • the air outlet duct 4 has a bell mouth shape in either the longitudinal direction and the transverse direction or a combination thereof.
  • Embodiment 2 As shown in FIG. 5, FIG. 6, FIG. 7, FIG. 8 and FIG. 9, this embodiment is an air conditioner indoor unit cold exchange system, including an air conditioner box 1, a cold exchanger 2 and a fan 3,
  • the air conditioning cabinet 1 is opened in the middle
  • the first air inlet 12 and the first air outlet 13 are respectively disposed on the two end faces of the air-conditioning box 1, and the first air inlet 12 and the first air outlet 13 are both connected to the cavity 11, and the cold exchanger 2 is installed.
  • the fan 3 Inside the cavity 11 and behind the first air inlet 12, the fan 3 is mounted inside the cavity 11 and behind the cold exchanger 2, and the fan 3 is provided with a second air inlet 31 and a second air outlet 32.
  • the second air outlet 32 and the first air outlet 13 are tightly connected by the air outlet duct 4, and the air outlet duct 4 is flared along the second air outlet 32 toward the first air outlet 13 expansion.
  • the fan 3 includes a fan casing 51, a mounting bracket 52, a second outer rotor motor 53, a sleeve 54 and a plurality of blades 55.
  • the fan casing 51 is provided with a cavity 510 in the middle of the fan casing 51 and two in the cavity 510.
  • the second air inlet 31 and the second air outlet 32 are formed at the end, and the first air inlet 12, the second air inlet 31, the second air outlet 32 and the first air outlet 13 are located in a straight line, and the second outer portion is mounted by the mounting bracket 52.
  • the rotor motor 53 is mounted inside the cavity 510 of the fan casing 51.
  • the sleeve 54 is nested outside the second outer rotor motor 53, and a plurality of vanes 55 are mounted on the outer surface of the sleeve 54.
  • the sleeve 54 is a truncated cone that is narrow and wide at the front.
  • the vane 55 is inclined to the axial flow direction A1 of the sleeve 54 and the centrifugal direction A2.
  • a mounting plate 6 is provided between the second air outlet 32 of the fan 3 and the air outlet duct 4, and the fan 3 is mounted in the cavity 11 of the air conditioning cabinet 1 via the mounting plate 6.
  • the cold exchanger 2 has a V-shape.
  • the air outlet duct 4 has a bell mouth shape in either the longitudinal direction and the transverse direction or a combination thereof.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Air-Conditioning Room Units, And Self-Contained Units In General (AREA)

Abstract

La présente invention concerne un système d'échange de refroidissement d'unité intérieure de climatisation, comprenant : un boîtier de climatisation (1), un échangeur de refroidissement (2) et un ventilateur (3). Une cavité creuse (11) est disposée dans le boîtier de climatisation (1), une première entrée d'air (12) et une première sortie d'air (13) sont respectivement situées sur les deux surfaces d'extrémité du boîtier de climatisation (1), à la fois la première entrée d'air (12) et la première sortie d'air (13) sont en communication avec la cavité creuse (11), l'échangeur de refroidissement (2) est monté à l'intérieur de la cavité creuse (11) et est situé derrière la première entrée d'air (12), le ventilateur (3) est monté à l'intérieur de la cavité creuse (11) et est situé derrière l'échangeur de refroidissement (2), le ventilateur (3) est doté d'une seconde entrée d'air (31) et d'une seconde sortie d'air (32), la seconde sortie d'air (32) et la première sortie d'air (13) sont étroitement reliées par l'intermédiaire d'un passage d'air (4), et le passage d'air (4) se dilate dans la direction de la première sortie d'air (13) dans une forme de pavillon le long de la seconde sortie d'air (32). La structure peut accélérer l'échange d'air du système, améliorer l'efficacité du système, et réduit le coût de moteur et le bruit du système dans les mêmes exigences de performance.
PCT/CN2015/090112 2015-01-31 2015-09-21 Système d'échange de refroidissement d'unité intérieure de climatisation WO2016119473A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201520069063.2U CN204494611U (zh) 2015-01-31 2015-01-31 一种空调室内机冷交换系统
CN201520069063.2 2015-01-31

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108426308A (zh) * 2018-04-02 2018-08-21 青岛海尔空调器有限总公司 柜式空调室内机
CN109425021A (zh) * 2017-08-18 2019-03-05 广东美的制冷设备有限公司 空调室内机和空调器
CN109425022A (zh) * 2017-08-18 2019-03-05 广东美的制冷设备有限公司 空调一体机
CN110843832A (zh) * 2019-12-10 2020-02-28 江苏中展车辆配件有限公司 司机室空调风道

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204494611U (zh) * 2015-01-31 2015-07-22 中山大洋电机股份有限公司 一种空调室内机冷交换系统
CN106352534B (zh) * 2016-10-21 2019-05-10 海信（山东）空调有限公司 一种空调器室内柜机
CN107120733A (zh) * 2017-06-13 2017-09-01 珠海格力电器股份有限公司 空调器
CN109538508A (zh) * 2018-11-09 2019-03-29 珠海格力电器股份有限公司 一种离心风机及空调机组
CN112254215A (zh) * 2020-10-19 2021-01-22 珠海格力电器股份有限公司 出风管及空调器

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CN103047812A (zh) * 2013-01-08 2013-04-17 合肥工业大学 一种冰箱用低噪声循环风机系统
CN203940533U (zh) * 2014-06-26 2014-11-12 中山大洋电机股份有限公司 一种空调室内机热交换系统
CN204494611U (zh) * 2015-01-31 2015-07-22 中山大洋电机股份有限公司 一种空调室内机冷交换系统
CN105806540A (zh) * 2016-05-09 2016-07-27 浙江省机电设计研究院有限公司 一种泵进出口端压力测量仪器控制装置及其方法

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6155070A (en) * 1999-07-26 2000-12-05 Carrier Corporation Door insulation retainer
WO2006035927A1 (fr) * 2004-09-30 2006-04-06 Daikin Industries, Ltd. Unité d’intérieur de type à accrochage mural pour climatisation
KR100642365B1 (ko) * 2005-08-22 2006-11-03 엘지전자 주식회사 덕트형 공기조화기의 실내기
CN201688506U (zh) * 2010-03-30 2010-12-29 中山大洋电机制造有限公司 一种空调室内机冷交换系统
CN201896766U (zh) * 2010-12-06 2011-07-13 中山大洋电机股份有限公司 一种外转子驱动的鼓风机
CN103047812A (zh) * 2013-01-08 2013-04-17 合肥工业大学 一种冰箱用低噪声循环风机系统
CN203940533U (zh) * 2014-06-26 2014-11-12 中山大洋电机股份有限公司 一种空调室内机热交换系统
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CN105806540A (zh) * 2016-05-09 2016-07-27 浙江省机电设计研究院有限公司 一种泵进出口端压力测量仪器控制装置及其方法

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109425021A (zh) * 2017-08-18 2019-03-05 广东美的制冷设备有限公司 空调室内机和空调器
CN109425022A (zh) * 2017-08-18 2019-03-05 广东美的制冷设备有限公司 空调一体机
CN109425021B (zh) * 2017-08-18 2023-07-28 广东美的制冷设备有限公司 空调室内机和空调器
CN108426308A (zh) * 2018-04-02 2018-08-21 青岛海尔空调器有限总公司 柜式空调室内机
CN110843832A (zh) * 2019-12-10 2020-02-28 江苏中展车辆配件有限公司 司机室空调风道
CN110843832B (zh) * 2019-12-10 2024-05-07 江苏中展车辆配件有限公司 司机室空调风道

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