WO2015074350A1 - Draught fan structure and central air-conditioner cooling system applying same - Google Patents

Draught fan structure and central air-conditioner cooling system applying same Download PDF

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Publication number
WO2015074350A1
WO2015074350A1 PCT/CN2014/072706 CN2014072706W WO2015074350A1 WO 2015074350 A1 WO2015074350 A1 WO 2015074350A1 CN 2014072706 W CN2014072706 W CN 2014072706W WO 2015074350 A1 WO2015074350 A1 WO 2015074350A1
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WO
WIPO (PCT)
Prior art keywords
cavity
air
plate
fan
wind wheel
Prior art date
Application number
PCT/CN2014/072706
Other languages
French (fr)
Chinese (zh)
Inventor
付桂文
王雄程
Original Assignee
中山大洋电机制造有限公司
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Filing date
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Application filed by 中山大洋电机制造有限公司 filed Critical 中山大洋电机制造有限公司
Publication of WO2015074350A1 publication Critical patent/WO2015074350A1/en

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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
    • F04D29/62—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
    • F04D29/624—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
    • F04D29/626—Mounting or removal of fans
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/08—Centrifugal pumps
    • F04D17/16—Centrifugal pumps for displacing without appreciable compression
    • 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
    • F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
    • F04D25/0606—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump
    • F04D25/0613—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump the electric motor being of the inside-out type, i.e. the rotor is arranged radially outside a central stator
    • 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
    • F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
    • F04D29/053—Shafts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00—Ventilation
    • F24F7/007—Ventilation with forced flow

Definitions

  • the utility model relates to a central air conditioning cooling system of an I fan structure and an application thereof.
  • the existing induced draft fan includes a fan volute, a centrifugal wind wheel and an outer rotor motor.
  • the centrifugal wind wheel is nested outside the outer rotor motor, the centrifugal wind wheel is installed inside the cavity of the fan volute, and the outer ends of the outer rotor motor are installed through the rotating shaft.
  • the components are supported on both end faces of the fan volute.
  • the induced draft fan structure has the following problems: 1) The induced draft fan cannot adapt to the installation requirements of different loads, and the occupied space is large, resulting in small air intake, low air flow efficiency and air volume. The loss is large; 2) The number of raw materials required for the manufacture of the induced draft fan is high, resulting in high cost.
  • the same problem occurs in the central air-conditioning cooling system using this I-fan structure.
  • the air-inlet air volume of the central air-conditioning cooling system is d, the air flow efficiency is low, and the air volume loss is large.
  • the purpose of the utility model is to provide a central air-conditioning cooling system for the structure of the induced draft fan and the application thereof.
  • the structure of the induced draft fan is compact and takes up small space, and can be adapted to the installation requirements of different loads, and the air volume of the induced draft fan is large and the air volume flows. High efficiency and low production cost.
  • the central air-conditioning cooling system has a compact structure, large air volume and high airflow efficiency.
  • the utility model relates to an induced draft fan structure, which comprises a fan volute, a centrifugal wind wheel and an outer rotor motor, wherein a cavity is opened in the middle of the fan volute, and a first air inlet and a first air outlet are arranged on the fan volute, and the first air inlet and the first air inlet The first air outlet is connected to the cavity, and the centrifugal wind wheel is installed in the cavity.
  • the outer rotor motor comprises a rotating shaft, a stator assembly, a rotor assembly and an end cover. The stator assembly is mounted on the rotating shaft, and the rotor assembly is nested in the stator.
  • the end cover is mounted at the end of the rotor assembly, the rotating shaft is supported on the bearings of the two end covers and protrudes outwardly from the two end covers, the centrifugal wind wheel is nested on the outer surface of the rotor assembly, and the rotating shaft of the outer rotor motor is at least one end Dangling is used to connect to the load.
  • the fan volute described above includes an upper end plate and a side plate extending from the edge of the upper end plate to one side, A cavity for accommodating the centrifugal wind wheel is formed between the end plate and the side plate, and a first air inlet and a first air outlet are respectively disposed on the upper end plate and the side plate, and an opening is formed at the top of the cavity, and the fan volute is closely attached to the installation The opening on the load and the top of the 4 bar cavity is shielded.
  • the rotating shaft of the outer rotor motor described above is suspended at both ends for connection with a load.
  • the rotating shaft of the outer rotor motor described above is connected to the load through a flange.
  • the fan volute described above comprises an upper end plate, a side plate and a lower end plate projecting from one side of the upper end plate edge, and a cavity for accommodating the centrifugal wind wheel is formed between the upper end plate, the side plate and the lower end plate, A first air inlet and a first air outlet are respectively disposed on the upper end plate and the side plate, and one end of the rotating shaft of the outer rotor motor is supported on the lower end plate by a flange, and the other end of the rotating shaft is suspended for connection with the load.
  • a central air conditioning cooling system includes an air conditioning box, a connecting plate, a fan volute, a centrifugal wind wheel, an outer rotor motor and an air outlet duct, and the connecting plate is installed in the air conditioning box and forms two independent inside the air conditioning box
  • the second air inlet and the second air outlet are respectively disposed on both end faces of the air conditioner box, and the second air inlet and the second air outlet are connected to the cavity, and the fan volute is installed in communication with the second air inlet.
  • the inside of the cavity is installed with the connecting plate, a cavity is opened in the middle of the fan volute, and a first air inlet and a first air outlet are arranged on the fan volute, and the first air inlet and the first air outlet are both empty
  • the cavity is connected
  • the connecting plate is provided with a through hole
  • the first air outlet of the fan volute communicates with the through hole
  • an air outlet duct is arranged in the cavity on the other side of the connecting plate
  • the air outlet duct and the connecting plate are installed at Together with the through hole and the first air outlet
  • the centrifugal wind wheel is mounted in the cavity
  • the outer rotor motor includes a rotating shaft, a stator assembly, a rotor assembly and an end cover, and the stator assembly is mounted on the rotating shaft, the rotor assembly Nested outside the stator assembly, the end cover is mounted at the end of the rotor assembly, the shaft is supported on the bearings of the two end covers and protrudes outwardly from the two end covers, the
  • the fan volute described above includes an upper end plate and a side plate extending from one side of the upper end plate edge to the side, and a cavity for accommodating the centrifugal wind wheel is formed between the upper end plate and the side plate, on the upper end plate and the side plate
  • the first air inlet and the first air outlet are respectively arranged, and an opening is formed at the top of the cavity, and the fan volute is closely attached to the inner wall of one side of the air tank body and shields the opening of the top of the cavity, and the second air inlet is arranged In the other side of the cavity Wall, on the end face of the air conditioning cabinet.
  • the utility model has the following effects: 1) the centrifugal wind wheel is installed in the cavity, the outer rotor motor comprises a rotating shaft, a stator assembly, a rotor assembly and an end cover, the stator assembly is mounted on the rotating shaft, and the rotor assembly is embedded The outer cover is mounted on the outer side of the stator assembly, and the end cover is mounted on the end of the rotor assembly.
  • the rotating shaft is supported on the bearings of the two end covers and protrudes outwardly from the two end covers.
  • the centrifugal wind wheel is nested on the outer surface of the rotor assembly, and the rotating shaft of the outer rotor motor At least one end is suspended for connection with the load.
  • the structure is compact and small in space, and can be adapted to the installation requirements of different loads.
  • the air intake of the induced draft fan is large, the air flow efficiency is high, and the production cost is low;
  • the fan volute includes an upper end plate and a side plate extending from the edge of the upper end plate to one side, and a cavity for accommodating the centrifugal wind wheel is formed between the upper end plate and the side plate, and is respectively disposed on the upper end plate and the side plate.
  • the first air inlet and the first air outlet form an opening at the top of the cavity, and the fan volute is closely attached to the load and shields the opening at the top of the cavity, thereby saving the raw materials required for the manufacture of the fan volute and reducing the production cost.
  • the air inlet on one side can make the air volume of the fan volute larger, and the air flow efficiency is higher; 3)
  • the rotating shaft of the outer rotor motor is connected to the load through the flange, and the structure is simple, easy to install, firm and reliable;
  • the connecting plate is installed in the air-conditioning box body and forms two independent cavities in the air-conditioning box body, and a second air inlet port and a second air outlet port are respectively arranged on both end faces of the air-conditioning box body, and the fan volute is installed in the same
  • the inside of the cavity connected to the air inlet is installed with the connecting plate, and a cavity is opened in the middle of the fan volute.
  • the first air inlet and the first air outlet are arranged on the fan volute, and the connecting plate is provided with a through hole.
  • the first air outlet of the fan volute communicates with the through hole, and an air outlet duct is disposed in the cavity on the other side of the connecting plate, and the air outlet duct and the connecting board are installed together with the through hole and the first air outlet
  • a centrifugal rotor is mounted in the cavity
  • the outer rotor motor includes 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, and the end cover is mounted on the rotor
  • the end of the assembly, the rotating shaft is supported on the bearings of the two end covers and protrudes outward from the two end covers, the centrifugal wind wheel is nested on the outer surface of the rotor assembly, and the rotating shaft of the outer rotor motor is at least one end 7
  • the second air inlet is disposed on the inner wall of the other side of the cavity and the end surface of the air-conditioning case, from the air conditioner.
  • the wind entering the cavity of the second air inlet of the box can directly enter the cavity and enter the cavity through the first air inlet of the fan volute.
  • the air inlet is used on one side, the air inlet area is larger, and the air intake is increased. , improve the efficiency of air flow.
  • Figure 1 is a perspective view of the angle of the induced draft fan of the present invention
  • Figure 2 is a perspective view of another angle of the induced draft fan of the present invention.
  • Figure 3 is an exploded view of the induced draft fan of the present invention.
  • Figure 4 is an exploded view of the outer rotor motor of the present invention.
  • Figure 5 is a perspective view of the angle of the induced draft fan in the second embodiment
  • Figure 6 is a perspective view of another angle of the induced draft fan in the second embodiment
  • Figure 7 is a perspective view of the central air conditioning cooling system of the present invention.
  • Figure 8 is an exploded view of the central air conditioning cooling system of the present invention.
  • Figure 9 is a front view of the central air conditioning cooling system of the present invention.
  • Figure 10 is a cross-sectional view taken along line A-A of Figure 9;
  • Figure 11 is a partial enlarged view of B-B in Figure 10.
  • Embodiment 1 As shown in FIG. 1 to FIG. 4 , the utility model relates to an induced draft fan structure, which comprises a fan volute, a centrifugal wind wheel 2 and an outer rotor motor 3 , and a cavity 11 is opened in the middle of the fan volute 1 .
  • the first air inlet 12 and the first air outlet 13 are disposed on the fan volute 1 , and the first air inlet 12 and the first air outlet 13 are both connected to the cavity 11 , and the centrifugal wind wheel 2 is installed in the cavity 11 .
  • the outer rotor motor 3 includes a rotating shaft 31, a stator assembly 32, a rotor assembly 33 and an end cover 34.
  • the stator assembly 32 is mounted on the rotating shaft 31.
  • the rotor assembly 33 is nested outside the stator assembly 32, and the end cover 34 is mounted at the end of the rotor assembly 33.
  • the rotary shaft 31 is supported on the bearings of the end caps 34 and projects outwardly from the end caps 34.
  • the centrifugal rotor 2 is nested in the On the outer surface of the rotor assembly 33, at least one end of the rotating shaft 31 of the outer rotor motor 3 is suspended for connection to the load.
  • the fan volute 1 includes an upper end plate 14 and a side plate 15 projecting from one edge of the upper end plate 14 to the side, and a cavity 11 for accommodating the centrifugal wind wheel 2 is formed between the upper end plate 14 and the side plate 15 at the upper end plate 14 and the side plate 15 are respectively provided with a first air inlet 12 and a first air outlet 13 respectively, and an opening 110 is formed at the top of the cavity 11, and the fan volute 1 is closely attached to the load and shields the opening 110 at the top of the cavity 11. .
  • the rotating shaft 31 of the outer rotor motor 3 is suspended at both ends for connection to the load.
  • the rotating shaft 31 of the outer rotor motor 3 is connected to the load through the flange 4.
  • the flange 150 is extended outwardly on the side plate 15.
  • the principle of the utility model is: a fan 11 is opened in the middle of the fan volute 1 , the centrifugal wind wheel 2 is installed inside the cavity 11 , the centrifugal wind wheel 2 is nested on the outer surface of the rotor assembly 33 , and the rotating shaft 31 of the outer rotor motor 3 At least one end is suspended for connection with the load.
  • the structure is compact and takes up little space, and can be adapted to the installation requirements of different loads.
  • the air intake of the induced draft fan is large, the air flow efficiency is high, and the production cost is low.
  • Embodiment 2 As shown in FIG. 5 and FIG. 6, the difference from the first embodiment is that: the fan volute 1 includes an upper end plate 14, a side plate 15 extending from one edge of the upper end plate 14 to one side, and a lower end. a plate 16, a cavity 1 1 for accommodating the centrifugal wind wheel 2 is formed between the upper end plate 14, the side plate 15 and the lower end plate 16, and a first air inlet 12 and a first portion are respectively disposed on the upper end plate 14 and the side plate 15
  • the air outlet 1 3 , one end of the rotating shaft 31 of the outer rotor motor 3 is supported by the lower end plate 16 via the flange 4, and the other end of the rotating shaft 31 is suspended for connection with the load.
  • Embodiment 3 As shown in FIG. 1 , FIG. 2 , FIG. 3 , FIG. 4 , FIG. 7 , FIG. 8 , FIG. 9 , FIG. 10 and FIG. 11 , the utility model relates to a central air conditioning cooling system, which comprises an air conditioning cabinet 5 . , the connecting plate 6, the fan volute 1, the centrifugal wind wheel 2, the outer rotor motor 3 and the outlet air duct 7, the connecting plate 6 is installed inside the air-conditioning case 5 and forms two independent cavities in the air-conditioning case 5 51.
  • a second air inlet 52 and a second air outlet 53 are respectively disposed on both end faces of the air-conditioning box 5, and the second air inlet 52 and the second air outlet 53 are both connected to the cavity 51, and the fan volute 1 is installed and
  • the inside of the cavity 51 communicating with the second air inlet 52 is mounted with the connecting plate 6, the cavity 11 is opened in the middle of the fan volute 1 , and the first air inlet is arranged on the fan volute 1
  • the port 12 and the first air outlet 13, the first air inlet 12 and the first air outlet 13 are both in communication with the cavity 11, and the connecting plate 6 is provided with a through hole 61, and the first air outlet 12 of the fan volute 1 is
  • the through hole 61 is connected, and an air outlet duct 7 is disposed in the cavity 51 on the other side of the connecting plate 6, and the air outlet duct 7 is mounted with the connecting plate 6 and communicates with the through hole 61 and the first air outlet 13
  • the centrifugal rotor 2 is mounted inside the cavity 11.
  • the outer rotor motor 3 includes a rotating shaft 31, a stator assembly 32, a rotor assembly 33 and an end cover 34.
  • the stator assembly 32 is mounted on the rotating shaft 31, and the rotor assembly 33 is nested in Outside the stator assembly 32, an end cap 34 is mounted at the end of the rotor assembly 33.
  • the shaft 31 is supported on the bearings of the end caps 34 and projects outwardly from the end caps 34.
  • the centrifugal rotor 2 is nested on the outer surface of the rotor assembly 33.
  • the rotating shaft 31 of the outer rotor motor 3 is supported at least at one end on the air conditioning case 5.
  • the fan volute 1 includes an upper end plate 14 and a side plate 15 projecting from one edge of the upper end plate 14 to the side, and a cavity 11 for accommodating the centrifugal wind wheel 2 is formed between the upper end plate 14 and the side plate 15 at the upper end plate 14 and the side plate 15 are respectively provided with a first air inlet 12 and a first air outlet 13 , and an opening 110 is formed at the top of the cavity 11 , and the fan volute 1 is closely attached to the inner wall of the air chamber 51 on the side of the cavity 51 .
  • the opening 110 of the top of the cavity 11 is shielded, and the second air inlet 52 is disposed on the other inner wall of the cavity 51 and the end surface of the air-conditioning case 5.
  • Both ends of the rotating shaft 31 are respectively supported by the flange 4 on the inner walls on both sides of the cavity 51 of the air-conditioning case 5.
  • a cover plate 9 is attached to the top of the air-conditioning case 5, and the cover plate 9 blocks the open portion 510 at the top of the cavity 51.
  • the principle of the utility model is: the fan volute 1 is installed in the cavity 51 and is installed with the connecting plate 6, the first air outlet 12 of the fan volute 1 is connected with the through hole 61, the air outlet 7 and the connecting plate 6 is mounted together and communicates with the through hole 61 and the first air outlet 13 , the centrifugal wind wheel 2 is mounted inside the cavity 11 , the centrifugal wind wheel 2 is nested on the outer surface of the rotor assembly 33 , and the rotating shaft 31 of the outer rotor motor 3 At least one end is supported on the air-conditioning case 5.
  • the structure is compact, the air volume is large, the air flow efficiency is high, and the production cost is low.

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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)

Abstract

A draught fan structure and a central air-conditioner cooling system applying same. The draught fan structure comprises a fan scroll casing (1), a centrifugal wind wheel (2) and an external-rotor motor (3). The fan scroll casing (1) is provided with a cavity (11) in the middle thereof, and the centrifugal wind wheel (2) is mounted in the cavity (11). The external-rotor motor (3) comprises a rotating shaft (31), a stator module (32), a rotor module (33) and an end cover (34). The centrifugal wind wheel (2) is nested on the outer surface of the rotor module (33). At least one end of the rotating shaft (31) of the external-rotor motor (3) is suspended to be connected with a load. The structure is simple and compact, small in space usage, and suitable for installation requirements of different loads. The central air-conditioner cooling system is simple and compact in structure, large in air flow amount, and efficient in the flow of air flow.

Description

一种引风机结构及其应用的中央空调冷却***  Central air conditioning cooling system for induced draft fan structure and application thereof
技术领域： Technical field:
本实用新型涉及一种 I风机结构及其应用的中央空调冷却***。  The utility model relates to a central air conditioning cooling system of an I fan structure and an application thereof.
背景技术： Background technique:
现有的引风机包括风机蜗壳、 离心风轮和外转子电机， 离心风轮嵌套在外 转子电机外面， 离心风轮安装在风机蜗壳的空腔里面， 外转子电机的转轴两端 通过安装组件支承在风机蜗壳的两端面上， 但是这种引风机结构存在如下几个 问题： 1 ) 引风机不能适应不同负载的安装需求， 占用空间大， 导致进风量小， 风量流动效率低下而且风量损失大； 2 ) 引风机制造需要的原材料多， 导致成本 高。  The existing induced draft fan includes a fan volute, a centrifugal wind wheel and an outer rotor motor. The centrifugal wind wheel is nested outside the outer rotor motor, the centrifugal wind wheel is installed inside the cavity of the fan volute, and the outer ends of the outer rotor motor are installed through the rotating shaft. The components are supported on both end faces of the fan volute. However, the induced draft fan structure has the following problems: 1) The induced draft fan cannot adapt to the installation requirements of different loads, and the occupied space is large, resulting in small air intake, low air flow efficiency and air volume. The loss is large; 2) The number of raw materials required for the manufacture of the induced draft fan is high, resulting in high cost.
应用这种 I风机结构的中央空调冷却***存在同样的问题， 中央空调冷却 ***的进风量 d、， 风量流动效率低下而且风量损失大。  The same problem occurs in the central air-conditioning cooling system using this I-fan structure. The air-inlet air volume of the central air-conditioning cooling system is d, the air flow efficiency is low, and the air volume loss is large.
发明内容： Summary of the invention:
本实用新型的目的是提供一种引风机结构及其应用的中央空调冷却***， 该引风机结构筒单紧凑， 占用空间小， 可适应不同负载的安装需求， 引风机的 进风量大、 风量流动效率高， 生产成本低， 该中央空调冷却***结构筒单紧凑， 风量大， 风量流动效率高。  The purpose of the utility model is to provide a central air-conditioning cooling system for the structure of the induced draft fan and the application thereof. The structure of the induced draft fan is compact and takes up small space, and can be adapted to the installation requirements of different loads, and the air volume of the induced draft fan is large and the air volume flows. High efficiency and low production cost. The central air-conditioning cooling system has a compact structure, large air volume and high airflow efficiency.
本实用新型的目的是通过下述技术方案予以实现的。  The object of the present invention is achieved by the following technical solutions.
一种引风机结构， 包括风机蜗壳、 离心风轮和外转子电机， 风机蜗壳中间 开设有空腔， 在风机蜗壳上设置有第一进风口和第一出风口， 第一进风口和第 一出风口都与空腔连通， 离心风轮安装在空腔里面， 所述的外转子电机包括转 轴、 定子组件、 转子组件和端盖， 定子组件安装在转轴上， 转子组件嵌套在定 子组件外面， 端盖安装在转子组件端部， 转轴支承在两端盖的轴承上并从两端 盖往外伸出， 离心风轮嵌套在转子组件外表面上， 外转子电机的转轴至少一端 是悬空用来与负载连接。  The utility model relates to an induced draft fan structure, which comprises a fan volute, a centrifugal wind wheel and an outer rotor motor, wherein a cavity is opened in the middle of the fan volute, and a first air inlet and a first air outlet are arranged on the fan volute, and the first air inlet and the first air inlet The first air outlet is connected to the cavity, and the centrifugal wind wheel is installed in the cavity. The outer rotor motor comprises a rotating shaft, a stator assembly, a rotor assembly and an end cover. The stator assembly is mounted on the rotating shaft, and the rotor assembly is nested in the stator. Outside the assembly, the end cover is mounted at the end of the rotor assembly, the rotating shaft is supported on the bearings of the two end covers and protrudes outwardly from the two end covers, the centrifugal wind wheel is nested on the outer surface of the rotor assembly, and the rotating shaft of the outer rotor motor is at least one end Dangling is used to connect to the load.
上述所述的风机蜗壳包括上端板和从上端板边缘往一侧伸出的侧板， 在上 端板和侧板之间形成用于容纳离心风轮的空腔， 在上端板和侧板上分别设置第 一进风口和第一出风口， 在空腔顶部形成开口， 风机蜗壳紧贴安装在负载上并 4巴空腔顶部的开口遮蔽。 The fan volute described above includes an upper end plate and a side plate extending from the edge of the upper end plate to one side, A cavity for accommodating the centrifugal wind wheel is formed between the end plate and the side plate, and a first air inlet and a first air outlet are respectively disposed on the upper end plate and the side plate, and an opening is formed at the top of the cavity, and the fan volute is closely attached to the installation The opening on the load and the top of the 4 bar cavity is shielded.
上述所述的外转子电机的转轴两端悬空用来与负载连接。  The rotating shaft of the outer rotor motor described above is suspended at both ends for connection with a load.
上述所述的外转子电机的转轴通过法兰盘与负载连接。  The rotating shaft of the outer rotor motor described above is connected to the load through a flange.
上述所述的空腔顶部的开口***、 侧板上往外伸出翻边。  The periphery of the opening at the top of the cavity described above and the side plate project outwardly from the flange.
上述所述的风机蜗壳包括上端板、 从上端板边缘往一侧伸出的侧板和下端 板， 在上端板、 侧板和下端板之间形成用于容纳离心风轮的空腔， 在上端板和 侧板上分别设置第一进风口和第一出风口， 外转子电机的转轴一端通过法兰盘 支承在下端板上， 转轴的另一端是悬空用来与负载连接。  The fan volute described above comprises an upper end plate, a side plate and a lower end plate projecting from one side of the upper end plate edge, and a cavity for accommodating the centrifugal wind wheel is formed between the upper end plate, the side plate and the lower end plate, A first air inlet and a first air outlet are respectively disposed on the upper end plate and the side plate, and one end of the rotating shaft of the outer rotor motor is supported on the lower end plate by a flange, and the other end of the rotating shaft is suspended for connection with the load.
一种中央空调冷却***， 包括空调箱体、 连接板、 风机蜗壳、 离心风轮、 外转子电机和出风风道， 连接板安装在空调箱体里面并在空调箱体里面形成两 个独立的容腔， 在空调箱体两端面上分别设置有第二进风口和第二出风口， 第 二进风口和第二出风口都与容腔连通， 风机蜗壳安装在与第二进风口连通的容 腔里面并与连接板安装在一起， 风机蜗壳中间开设有空腔， 在风机蜗壳上设置 有第一进风口和第一出风口， 第一进风口和第一出风口都与空腔连通， 连接板 上设置有通孔， 风机蜗壳的第一出风口与通孔连通， 在连接板另一侧的容腔里 面设置有出风风道， 出风风道与连接板安装在一起并与通孔和第一出风口连通 , 离心风轮安装在空腔里面， 所述的外转子电机包括转轴、 定子组件、 转子组件 和端盖， 定子组件安装在转轴上， 转子组件嵌套在定子组件外面， 端盖安装在 转子组件端部， 转轴支承在两端盖的轴承上并从两端盖往外伸出， 离心风轮嵌 套在转子组件外表面上， 外转子电机的转轴至少一端支承在空调箱体上。  A central air conditioning cooling system includes an air conditioning box, a connecting plate, a fan volute, a centrifugal wind wheel, an outer rotor motor and an air outlet duct, and the connecting plate is installed in the air conditioning box and forms two independent inside the air conditioning box The second air inlet and the second air outlet are respectively disposed on both end faces of the air conditioner box, and the second air inlet and the second air outlet are connected to the cavity, and the fan volute is installed in communication with the second air inlet. The inside of the cavity is installed with the connecting plate, a cavity is opened in the middle of the fan volute, and a first air inlet and a first air outlet are arranged on the fan volute, and the first air inlet and the first air outlet are both empty The cavity is connected, the connecting plate is provided with a through hole, and the first air outlet of the fan volute communicates with the through hole, and an air outlet duct is arranged in the cavity on the other side of the connecting plate, and the air outlet duct and the connecting plate are installed at Together with the through hole and the first air outlet, the centrifugal wind wheel is mounted in the cavity, the outer rotor motor includes a rotating shaft, a stator assembly, a rotor assembly and an end cover, and the stator assembly is mounted on the rotating shaft, the rotor assembly Nested outside the stator assembly, the end cover is mounted at the end of the rotor assembly, the shaft is supported on the bearings of the two end covers and protrudes outwardly from the two end covers, the centrifugal wind wheel is nested on the outer surface of the rotor assembly, and the outer rotor motor At least one end of the rotating shaft is supported on the air conditioning case.
上述所述的风机蜗壳包括上端板和从上端板边缘往一侧伸出的侧板， 在上 端板和侧板之间形成用于容纳离心风轮的空腔， 在上端板和侧板上分别设置第 一进风口和第一出风口， 在空腔顶部形成开口， 风机蜗壳紧贴安装在空调箱体 容腔一侧的内壁上并把空腔顶部的开口遮蔽， 第二进风口设置在容腔另一侧内 壁、 空调箱体的端面上。 The fan volute described above includes an upper end plate and a side plate extending from one side of the upper end plate edge to the side, and a cavity for accommodating the centrifugal wind wheel is formed between the upper end plate and the side plate, on the upper end plate and the side plate The first air inlet and the first air outlet are respectively arranged, and an opening is formed at the top of the cavity, and the fan volute is closely attached to the inner wall of one side of the air tank body and shields the opening of the top of the cavity, and the second air inlet is arranged In the other side of the cavity Wall, on the end face of the air conditioning cabinet.
上述所述的转轴两端通过法兰盘分别支 7 在空调箱体容腔两侧的内壁上。 上述所述的空调箱体的顶部安装有盖板， 盖板把容腔顶部的敞口部遮挡住。 本实用新型与现有技术相比， 具有如下效果： 1 )离心风轮安装在空腔里面， 外转子电机包括转轴、 定子组件、 转子组件和端盖， 定子组件安装在转轴上， 转子组件嵌套在定子组件外面， 端盖安装在转子组件端部， 转轴支承在两端盖 的轴承上并从两端盖往外伸出， 离心风轮嵌套在转子组件外表面上， 外转子电 机的转轴至少一端是悬空用来与负载连接， 该结构筒单紧凑， 占用空间小， 可 适应不同负载的安装需求， 引风机的进风量大、 风量流动效率高， 生产成本低； Both ends of the above-mentioned rotating shaft are respectively supported by the flanges on the inner walls of both sides of the air-conditioning case cavity. The top of the air-conditioning case described above is mounted with a cover plate that blocks the open portion of the top of the cavity. Compared with the prior art, the utility model has the following effects: 1) the centrifugal wind wheel is installed in the cavity, the outer rotor motor comprises a rotating shaft, a stator assembly, a rotor assembly and an end cover, the stator assembly is mounted on the rotating shaft, and the rotor assembly is embedded The outer cover is mounted on the outer side of the stator assembly, and the end cover is mounted on the end of the rotor assembly. The rotating shaft is supported on the bearings of the two end covers and protrudes outwardly from the two end covers. The centrifugal wind wheel is nested on the outer surface of the rotor assembly, and the rotating shaft of the outer rotor motor At least one end is suspended for connection with the load. The structure is compact and small in space, and can be adapted to the installation requirements of different loads. The air intake of the induced draft fan is large, the air flow efficiency is high, and the production cost is low;
2 )风机蜗壳包括上端板和从上端板边缘往一侧伸出的侧板， 在上端板和侧板之 间形成用于容纳离心风轮的空腔， 在上端板和侧板上分别设置第一进风口和第 一出风口， 在空腔顶部形成开口， 风机蜗壳紧贴安装在负载上并把空腔顶部的 开口遮蔽， 可节省风机蜗壳的制造需要的原材料， 降低生产成本， 同时采用一 侧进风， 可使风机蜗壳的进风量更大， 风量流动效率更高； 3 )外转子电机的转 轴通过法兰盘与负载连接， 结构筒单、 安装方便、 牢固可靠； 4 )连接板安装在 空调箱体里面并在空调箱体里面形成两个独立的容腔， 在空调箱体两端面上分 别设置有第二进风口和第二出风口， 风机蜗壳安装在与第二进风口连通的容腔 里面并与连接板安装在一起， 风机蜗壳中间开设有空腔， 在风机蜗壳上设置有 第一进风口和第一出风口， 连接板上设置有通孔， 风机蜗壳的第一出风口与通 孔连通， 在连接板另一侧的容腔里面设置有出风风道， 出风风道与连接板安装 在一起并与通孔和第一出风口连通， 离心风轮安装在空腔里面， 所述的外转子 电机包括转轴、 定子组件、 转子组件和端盖， 定子组件安装在转轴上， 转子组 件嵌套在定子组件外面， 端盖安装在转子组件端部， 转轴支承在两端盖的轴承 上并从两端盖往外伸出， 离心风轮嵌套在转子组件外表面上， 外转子电机的转 轴至少一端支 7|在空调箱体上， 该结构筒单紧凑， 风量大， 风量流动效率高； 5 ) 风机蜗壳包括上端板和从上端板边缘往一侧伸出的侧板， 在上端板和侧板之间 形成用于容纳离心风轮的空腔， 在上端板和侧板上分别设置第一进风口和第一 出风口， 在空腔顶部形成开口， 风机蜗壳紧贴安装在空调箱体容腔一侧的内壁 上并把空腔顶部的开口遮蔽， 可节省风机蜗壳的制造需要的原材料， 降低生产 成本， 第二进风口设置在容腔另一侧内壁、 空调箱体的端面上， 从空调箱体的 第二进风口进入空腔的风可以直接进入到空腔里面再通过风机蜗壳的第一进风 口进入到空腔里面， 采用一侧进风， 进风面积更大， 增加进风量， 提高风量流 动效率。 2) The fan volute includes an upper end plate and a side plate extending from the edge of the upper end plate to one side, and a cavity for accommodating the centrifugal wind wheel is formed between the upper end plate and the side plate, and is respectively disposed on the upper end plate and the side plate The first air inlet and the first air outlet form an opening at the top of the cavity, and the fan volute is closely attached to the load and shields the opening at the top of the cavity, thereby saving the raw materials required for the manufacture of the fan volute and reducing the production cost. At the same time, the air inlet on one side can make the air volume of the fan volute larger, and the air flow efficiency is higher; 3) The rotating shaft of the outer rotor motor is connected to the load through the flange, and the structure is simple, easy to install, firm and reliable; The connecting plate is installed in the air-conditioning box body and forms two independent cavities in the air-conditioning box body, and a second air inlet port and a second air outlet port are respectively arranged on both end faces of the air-conditioning box body, and the fan volute is installed in the same The inside of the cavity connected to the air inlet is installed with the connecting plate, and a cavity is opened in the middle of the fan volute. The first air inlet and the first air outlet are arranged on the fan volute, and the connecting plate is provided with a through hole. The first air outlet of the fan volute communicates with the through hole, and an air outlet duct is disposed in the cavity on the other side of the connecting plate, and the air outlet duct and the connecting board are installed together with the through hole and the first air outlet Connected, a centrifugal rotor is mounted in the cavity, the outer rotor motor includes 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, and the end cover is mounted on the rotor The end of the assembly, the rotating shaft is supported on the bearings of the two end covers and protrudes outward from the two end covers, the centrifugal wind wheel is nested on the outer surface of the rotor assembly, and the rotating shaft of the outer rotor motor is at least one end 7| on the air conditioning box body, The structure is compact, the air volume is large, and the air flow efficiency is high; 5) the fan volute includes an upper end plate and a side plate extending from the edge of the upper end plate to one side, between the upper end plate and the side plate Forming a cavity for accommodating the centrifugal wind wheel, respectively providing a first air inlet and a first air outlet on the upper end plate and the side plate, forming an opening at the top of the cavity, and the fan volute is closely attached to the cavity of the air conditioning case The inner wall of the side is shielded from the opening at the top of the cavity, which can save the raw materials required for the manufacture of the fan volute and reduce the production cost. The second air inlet is disposed on the inner wall of the other side of the cavity and the end surface of the air-conditioning case, from the air conditioner. The wind entering the cavity of the second air inlet of the box can directly enter the cavity and enter the cavity through the first air inlet of the fan volute. The air inlet is used on one side, the air inlet area is larger, and the air intake is increased. , improve the efficiency of air flow.
附图说明： BRIEF DESCRIPTION OF THE DRAWINGS:
图 1 是本实用新型引风机一个角度的立体图；  Figure 1 is a perspective view of the angle of the induced draft fan of the present invention;
图 2 是本实用新型引风机另一个角度的立体图；  Figure 2 is a perspective view of another angle of the induced draft fan of the present invention;
图 3 是本实用新型引风机的分解图；  Figure 3 is an exploded view of the induced draft fan of the present invention;
图 4 是本实用新型外转子电机的分解图；  Figure 4 is an exploded view of the outer rotor motor of the present invention;
图 5 是实施例二中引风机一个角度的立体图；  Figure 5 is a perspective view of the angle of the induced draft fan in the second embodiment;
图 6 是实施例二中引风机另一个角度的立体图；  Figure 6 is a perspective view of another angle of the induced draft fan in the second embodiment;
图 7 是本实用新型中央空调冷却***的立体图；  Figure 7 is a perspective view of the central air conditioning cooling system of the present invention;
图 8 是本实用新型中央空调冷却***的分解图；  Figure 8 is an exploded view of the central air conditioning cooling system of the present invention;
图 9 是本实用新型中央空调冷却***的前视图；  Figure 9 is a front view of the central air conditioning cooling system of the present invention;
图 10 是图 9中 A-A剖视图；  Figure 10 is a cross-sectional view taken along line A-A of Figure 9;
图 11 是图 10中 B-B局部放大图。  Figure 11 is a partial enlarged view of B-B in Figure 10.
具体实施方式： detailed description:
下面通过具体实施例并结合附图对本实用新型作进一步详细的描述。  The present invention will be further described in detail below through the specific embodiments and the accompanying drawings.
实施例一： 如图 1至图 4所示， 本实用新型是一种引风机结构， 包括风机 蜗壳 1、 离心风轮 2和外转子电机 3 , 风机蜗壳 1中间开设有空腔 11 , 在风机蜗 壳 1上设置有第一进风口 12和第一出风口 1 3 , 第一进风口 12和第一出风口 1 3 都与空腔 11连通， 离心风轮 2安装在空腔 11里面， 所述的外转子电机 3包括 转轴 31、 定子组件 32、 转子组件 33和端盖 34 , 定子组件 32安装在转轴 31上， 转子组件 33嵌套在定子组件 32外面， 端盖 34安装在转子组件 33端部， 转轴 31支承在两端盖 34的轴承上并从两端盖 34往外伸出， 离心风轮 2嵌套在转子 组件 33外表面上， 外转子电机 3的转轴 31至少一端是悬空用来与负载连接。 Embodiment 1 As shown in FIG. 1 to FIG. 4 , the utility model relates to an induced draft fan structure, which comprises a fan volute, a centrifugal wind wheel 2 and an outer rotor motor 3 , and a cavity 11 is opened in the middle of the fan volute 1 . The first air inlet 12 and the first air outlet 13 are disposed on the fan volute 1 , and the first air inlet 12 and the first air outlet 13 are both connected to the cavity 11 , and the centrifugal wind wheel 2 is installed in the cavity 11 . The outer rotor motor 3 includes a rotating shaft 31, a stator assembly 32, a rotor assembly 33 and an end cover 34. The stator assembly 32 is mounted on the rotating shaft 31. The rotor assembly 33 is nested outside the stator assembly 32, and the end cover 34 is mounted at the end of the rotor assembly 33. The rotary shaft 31 is supported on the bearings of the end caps 34 and projects outwardly from the end caps 34. The centrifugal rotor 2 is nested in the On the outer surface of the rotor assembly 33, at least one end of the rotating shaft 31 of the outer rotor motor 3 is suspended for connection to the load.
风机蜗壳 1包括上端板 14和从上端板 14边缘往一侧伸出的侧板 15 , 在上 端板 14和侧板 15之间形成用于容纳离心风轮 2的空腔 11 ,在上端板 14和侧板 15上分别设置第一进风口 12和第一出风口 1 3 , 在空腔 11顶部形成开口 110 , 风机蜗壳 1紧贴安装在负载上并把空腔 11顶部的开口 110遮蔽。  The fan volute 1 includes an upper end plate 14 and a side plate 15 projecting from one edge of the upper end plate 14 to the side, and a cavity 11 for accommodating the centrifugal wind wheel 2 is formed between the upper end plate 14 and the side plate 15 at the upper end plate 14 and the side plate 15 are respectively provided with a first air inlet 12 and a first air outlet 13 respectively, and an opening 110 is formed at the top of the cavity 11, and the fan volute 1 is closely attached to the load and shields the opening 110 at the top of the cavity 11. .
外转子电机 3的转轴 31两端悬空用来与负载连接。  The rotating shaft 31 of the outer rotor motor 3 is suspended at both ends for connection to the load.
外转子电机 3的转轴 31通过法兰盘 4与负载连接。  The rotating shaft 31 of the outer rotor motor 3 is connected to the load through the flange 4.
在空腔 11顶部的开口 110***、 侧板 15上往外伸出翻边 150。  On the periphery of the opening 110 at the top of the cavity 11, the flange 150 is extended outwardly on the side plate 15.
本实用新型的原理是： 风机蜗壳 1中间开设有空腔 11 , 离心风轮 2安装在空 腔 11里面， 离心风轮 2嵌套在转子组件 33外表面上， 外转子电机 3的转轴 31至少 一端是悬空用来与负载连接， 该结构筒单紧凑， 占用空间小， 可适应不同负载 的安装需求， 引风机的进风量大、 风量流动效率高， 生产成本低。  The principle of the utility model is: a fan 11 is opened in the middle of the fan volute 1 , the centrifugal wind wheel 2 is installed inside the cavity 11 , the centrifugal wind wheel 2 is nested on the outer surface of the rotor assembly 33 , and the rotating shaft 31 of the outer rotor motor 3 At least one end is suspended for connection with the load. The structure is compact and takes up little space, and can be adapted to the installation requirements of different loads. The air intake of the induced draft fan is large, the air flow efficiency is high, and the production cost is low.
实施例二： 如图 5和图 6所示， 与实施例一不同之处是： 所述的风机蜗壳 1 包括上端板 14、 从上端板 14边缘往一侧伸出的侧板 15和下端板 16 , 在上端板 14、 侧板 15和下端板 16之间形成用于容纳离心风轮 2的空腔 1 1 , 在上端板 14 和侧板 15上分别设置第一进风口 12和第一出风口 1 3 , 外转子电机 3的转轴 31 一端通过法兰盘 4支承在下端板 16上， 转轴 31的另一端是悬空用来与负载连 接。  Embodiment 2: As shown in FIG. 5 and FIG. 6, the difference from the first embodiment is that: the fan volute 1 includes an upper end plate 14, a side plate 15 extending from one edge of the upper end plate 14 to one side, and a lower end. a plate 16, a cavity 1 1 for accommodating the centrifugal wind wheel 2 is formed between the upper end plate 14, the side plate 15 and the lower end plate 16, and a first air inlet 12 and a first portion are respectively disposed on the upper end plate 14 and the side plate 15 The air outlet 1 3 , one end of the rotating shaft 31 of the outer rotor motor 3 is supported by the lower end plate 16 via the flange 4, and the other end of the rotating shaft 31 is suspended for connection with the load.
实施例三： 如图 1、 图 2、 图 3、 图 4、 图 7、 图 8、 图 9、 图 10和图 11所 示， 本实用新型是一种中央空调冷却***， 包括空调箱体 5、 连接板 6、 风机蜗 壳 1、 离心风轮 2、 外转子电机 3和出风风道 7 , 连接板 6安装在空调箱体 5里 面并在空调箱体 5里面形成两个独立的容腔 51 , 在空调箱体 5两端面上分别设 置有第二进风口 52和第二出风口 53 ,第二进风口 52和第二出风口 53都与容腔 51连通， 风机蜗壳 1安装在与第二进风口 52连通的容腔 51里面并与连接板 6 安装在一起， 风机蜗壳 1中间开设有空腔 11 , 在风机蜗壳 1上设置有第一进风 口 12和第一出风口 1 3 , 第一进风口 12和第一出风口 1 3都与空腔 11连通， 连 接板 6上设置有通孔 61 , 风机蜗壳 1的第一出风口 12与通孔 61连通， 在连接 板 6另一侧的容腔 51里面设置有出风风道 7 , 出风风道 7与连接板 6安装在一 起并与通孔 61和第一出风口 1 3连通， 离心风轮 2安装在空腔 11里面， 所述的 外转子电机 3包括转轴 31、 定子组件 32、 转子组件 33和端盖 34 , 定子组件 32 安装在转轴 31上， 转子组件 33嵌套在定子组件 32外面， 端盖 34安装在转子 组件 33端部， 转轴 31支承在两端盖 34的轴承上并从两端盖 34往外伸出， 离 心风轮 2嵌套在转子组件 33外表面上， 外转子电机 3的转轴 31至少一端支承 在空调箱体 5上。 Embodiment 3: As shown in FIG. 1 , FIG. 2 , FIG. 3 , FIG. 4 , FIG. 7 , FIG. 8 , FIG. 9 , FIG. 10 and FIG. 11 , the utility model relates to a central air conditioning cooling system, which comprises an air conditioning cabinet 5 . , the connecting plate 6, the fan volute 1, the centrifugal wind wheel 2, the outer rotor motor 3 and the outlet air duct 7, the connecting plate 6 is installed inside the air-conditioning case 5 and forms two independent cavities in the air-conditioning case 5 51. A second air inlet 52 and a second air outlet 53 are respectively disposed on both end faces of the air-conditioning box 5, and the second air inlet 52 and the second air outlet 53 are both connected to the cavity 51, and the fan volute 1 is installed and The inside of the cavity 51 communicating with the second air inlet 52 is mounted with the connecting plate 6, the cavity 11 is opened in the middle of the fan volute 1 , and the first air inlet is arranged on the fan volute 1 The port 12 and the first air outlet 13, the first air inlet 12 and the first air outlet 13 are both in communication with the cavity 11, and the connecting plate 6 is provided with a through hole 61, and the first air outlet 12 of the fan volute 1 is The through hole 61 is connected, and an air outlet duct 7 is disposed in the cavity 51 on the other side of the connecting plate 6, and the air outlet duct 7 is mounted with the connecting plate 6 and communicates with the through hole 61 and the first air outlet 13 The centrifugal rotor 2 is mounted inside the cavity 11. The outer rotor motor 3 includes a rotating shaft 31, a stator assembly 32, a rotor assembly 33 and an end cover 34. The stator assembly 32 is mounted on the rotating shaft 31, and the rotor assembly 33 is nested in Outside the stator assembly 32, an end cap 34 is mounted at the end of the rotor assembly 33. The shaft 31 is supported on the bearings of the end caps 34 and projects outwardly from the end caps 34. The centrifugal rotor 2 is nested on the outer surface of the rotor assembly 33. The rotating shaft 31 of the outer rotor motor 3 is supported at least at one end on the air conditioning case 5.
风机蜗壳 1包括上端板 14和从上端板 14边缘往一侧伸出的侧板 15 , 在上 端板 14和侧板 15之间形成用于容纳离心风轮 2的空腔 11 ,在上端板 14和侧板 15上分别设置第一进风口 12和第一出风口 1 3 , 在空腔 11顶部形成开口 110 , 风机蜗壳 1紧贴安装在空调箱体 5容腔 51一侧的内壁上并把空腔 11顶部的开 口 11 0遮蔽， 第二进风口 52设置在容腔 51另一侧内壁、 空调箱体 5的端面上。  The fan volute 1 includes an upper end plate 14 and a side plate 15 projecting from one edge of the upper end plate 14 to the side, and a cavity 11 for accommodating the centrifugal wind wheel 2 is formed between the upper end plate 14 and the side plate 15 at the upper end plate 14 and the side plate 15 are respectively provided with a first air inlet 12 and a first air outlet 13 , and an opening 110 is formed at the top of the cavity 11 , and the fan volute 1 is closely attached to the inner wall of the air chamber 51 on the side of the cavity 51 . The opening 110 of the top of the cavity 11 is shielded, and the second air inlet 52 is disposed on the other inner wall of the cavity 51 and the end surface of the air-conditioning case 5.
转轴 31两端通过法兰盘 4分别支 7 在空调箱体 5容腔 51两侧的内壁上。 在空调箱体 5的顶部安装有盖板 9 , 盖板 9把容腔 51顶部的敞口部 510遮 挡住。  Both ends of the rotating shaft 31 are respectively supported by the flange 4 on the inner walls on both sides of the cavity 51 of the air-conditioning case 5. A cover plate 9 is attached to the top of the air-conditioning case 5, and the cover plate 9 blocks the open portion 510 at the top of the cavity 51.
本实用新型的原理是： 风机蜗壳 1安装在容腔 51里面并与连接板 6安装在 一起， 风机蜗壳 1的第一出风口 12与通孔 61连通， 出风风道 7与连接板 6安 装在一起并与通孔 61和第一出风口 1 3连通， 离心风轮 2安装在空腔 11里面， 离心风轮 2嵌套在转子组件 33外表面上， 外转子电机 3的转轴 31至少一端支 承在空调箱体 5上， 该结构筒单紧凑， 风量大， 风量流动效率高， 生产成本低。  The principle of the utility model is: the fan volute 1 is installed in the cavity 51 and is installed with the connecting plate 6, the first air outlet 12 of the fan volute 1 is connected with the through hole 61, the air outlet 7 and the connecting plate 6 is mounted together and communicates with the through hole 61 and the first air outlet 13 , the centrifugal wind wheel 2 is mounted inside the cavity 11 , the centrifugal wind wheel 2 is nested on the outer surface of the rotor assembly 33 , and the rotating shaft 31 of the outer rotor motor 3 At least one end is supported on the air-conditioning case 5. The structure is compact, the air volume is large, the air flow efficiency is high, and the production cost is low.

Claims

权利要求  Rights request
1、 一种引风机结构， 包括风机蜗壳（1)、 离心风轮（2)和外转子电机（3), 风机蜗壳（ 1 )中间开设有空腔（ 11 ),在风机蜗壳（ 1 )上设置有第一进风口（ I2 ) 和第一出风口 （13), 第一进风口 （12)和第一出风口 （13)都与空腔（11 )连 通， 离心风轮（ 2 )安装在空腔（ 11 )里面， 所述的外转子电机（ 3 ) 包括转轴1. An induced draft fan structure, comprising a fan volute (1), a centrifugal wind wheel (2) and an outer rotor motor (3), and a fan (11) is opened in the middle of the fan volute (1), in the fan volute ( 1) a first air inlet (I 2 ) and a first air outlet (13) are disposed, and the first air inlet (12) and the first air outlet (13) are both connected to the cavity (11), and the centrifugal wind wheel ( 2) installed in the cavity (11), the outer rotor motor (3) including the shaft
( 31 ), 定子组件（ 32 )、 转子组件（ 33 )和端盖（ 34 ), 定子组件（ 32 )安装在 转轴（ )上， 转子组件 （ 33 )嵌套在定子组件 （ 32 )外面， 端盖 （ 34 )安装 在转子组件 （ 33 )端部， 转轴（ 31 ) 支承在两端盖（ 34 ) 的轴承上并从两端盖(31), a stator assembly ( 32 ), a rotor assembly ( 33 ) and an end cover ( 34 ), the stator assembly ( 32 ) is mounted on the shaft (), and the rotor assembly ( 33 ) is nested outside the stator assembly ( 32 ) The cover ( 34 ) is mounted at the end of the rotor assembly (33), and the shaft (31) is supported on the bearings of the end caps (34) and covers from both ends
( 34 )往外伸出， 离心风轮（ 2 )嵌套在转子组件（ 33 )外表面上， 其特征在于： 外转子电机（3) 的转轴 （31 ) 至少一端是悬空用来与负载连接。 (34) extending outward, the centrifugal wind wheel (2) is nested on the outer surface of the rotor assembly (33), characterized in that: at least one end of the rotating shaft (31) of the outer rotor motor (3) is suspended for connection with the load.
2、 根据权利要求 1所述的一种引风机结构， 其特征在于： 所述的风机蜗壳 ( 1 ) 包括上端板（ 14 )和从上端板（ 14 )边缘往一侧伸出的侧板（ 15 ), 在上 端板（ 14 )和侧板（ 15 )之间形成用于容纳离心风轮（ 2 ) 的空腔（ 11 ), 在上 端板（l 和侧板（I5)上分别设置第一进风口 （U)和第一出风口 （I3), 在 空腔（ 11 )顶部形成开口（ 110 ),风机蜗壳（ 1 )紧贴安装在负载上并把空腔（ 11 ) 顶部的开口 （ 110 )遮蔽。 2. An induced draft fan structure according to claim 1, wherein: said fan volute (1) comprises an upper end plate (14) and a side plate extending from one edge of the upper end plate (14) to one side (15), the upper end plate (14) and the side plates (15) form a receiving cavity (11) centrifugal wind wheel (2) respectively provided at the upper end of the plate (L and the side plate (I 5) on a first air inlet (U) and a first air outlet (I 3 ), an opening (110) is formed on the top of the cavity (11), and the fan volute (1) is closely attached to the load and the cavity (11) is topped The opening (110) is shielded.
3、 根据权利要求 1或 2所述的一种引风机结构， 其特征在于： 外转子电机 ( 3) 的转轴（31 ) 两端悬空用来与负载连接。  3. An induced draft fan structure according to claim 1 or 2, characterized in that the rotating shaft (31) of the outer rotor motor (3) is suspended at both ends for connection to the load.
4、 根据权利要求 1或 2所述的一种引风机结构， 其特征在于： 外转子电机 ( 3 ) 的转轴（ )通过法兰盘（ 4 ) 与负载连接。  4. An induced draft fan structure according to claim 1 or 2, characterized in that the rotating shaft ( ) of the outer rotor motor (3) is connected to the load via a flange (4).
5、 根据权利要求 2所述的一种引风机结构， 其特征在于： 在空腔（11 )顶 部的开口 （110)***、 侧板（15)上往外伸出翻边（150)。  5. An induced draft fan structure according to claim 2, characterized in that the flange (150) projects outwardly on the periphery of the opening (110) at the top of the cavity (11) and on the side plate (15).
6、 根据权利要求 1所述的一种引风机结构， 其特征在于： 所述的风机蜗壳 ( 1 ) 包括上端板（ 14 )、 从上端板（ 14 )边缘往一侧伸出的侧板（ 15 )和下端 板（16), 在上端板（14)、 侧板（15 )和下端板（16)之间形成用于容纳离心 风轮（ 2 ) 的空腔（ 11 ), 在上端板（ I4 )和侧板（ I5 )上分别设置第一进风口 ( 12)和第一出风口 （13), 外转子电机（3)的转轴（31 )—端通过法兰盘（4) 支承在下端板（16 )上， 转轴（31 ) 的另一端是悬空用来与负载连接。 6. The structure of an induced draft fan according to claim 1, wherein: the fan volute (1) comprises an upper end plate (14), and a side plate extending from an edge of the upper end plate (14) to one side. (15) and a lower end plate (16), a cavity (11) for accommodating the centrifugal wind wheel (2) is formed between the upper end plate (14), the side plate (15) and the lower end plate (16), at the upper end plate (I 4 ) and the side plate (I 5 ) are respectively provided with a first air inlet (12) and the first air outlet (13), the rotating shaft (31) end of the outer rotor motor (3) is supported on the lower end plate (16) through the flange (4), and the other end of the rotating shaft (31) is suspended Used to connect to the load.
7、 一种应用权利要求 1至 6所述的任何一项引风机结构的中央空调冷却系 统， 包括空调箱体（5)、 连接板（6)、 风机蜗壳 （1)、 离心风轮（2)、 外转子 电机（ 3 )和出风风道（ 7 ), 连接板（ 6 )安装在空调箱体（ 5 )里面并在空调箱 体（5 )里面形成两个独立的容腔 (51 ), 在空调箱体（5 ) 两端面上分别设置有 第二进风口 （52)和第二出风口 （53), 第二进风口 （52)和第二出风口 （53) 都与容腔 ( 51 )连通，风机蜗壳（ 1 )安装在与第二进风口（ 52 )连通的容腔 ( 51 ) 里面并与连接板 (6)安装在一起， 风机蜗壳（1 ) 中间开设有空腔（11 ), 在风 机蜗壳 （1 )上设置有第一进风口 （U )和第一出风口 （13), 第一进风口 （U) 和第一出风口 （13)都与空腔（11 )连通， 连接板（6)上设置有通孔（61 ), 风机蜗壳 （1 ) 的第一出风口 （U)与通孔（61 )连通， 在连接板 ( 6) 另一侧 的容腔 ( 51 )里面设置有出风风道（ 7 ), 出风风道（ 7 )与连接板 ( 6 )安装在 一起并与通孔（61 )和第一出风口 （13)连通， 离心风轮（2)安装在空腔（11 ) 里面， 所述的外转子电机（ 3 ) 包括转轴（ 31 ), 定子组件（ 32 )、 转子组件（ 33 ) 和端盖（ 34 ), 定子组件（ 32 )安装在转轴（ 31 )上， 转子组件（ 33 )嵌套在定 子组件（ YL )外面， 端盖 （ 34 )安装在转子组件 （ 33 )端部， 转轴 （ 31 ) 支承 在两端盖（ 34 ) 的轴承上并从两端盖（ 34 )往外伸出， 离心风轮（ 2 )嵌套在转 子组件（ 33 )外表面上， 其特征在于： 外转子电机（ 3 ) 的转轴（ 31 )至少一端 支承在空调箱体（5 )上。 7. A central air conditioning cooling system using the air duct structure according to any one of claims 1 to 6, comprising an air conditioning cabinet (5), a connecting plate (6), a fan volute (1), a centrifugal wind wheel ( 2), the outer rotor motor (3) and the outlet air duct (7), the connecting plate (6) is installed in the air-conditioning case (5) and forms two independent cavities in the air-conditioning case (5) (51) a second air inlet (52) and a second air outlet (53) are respectively disposed on both end faces of the air-conditioning case (5), and the second air inlet (52) and the second air outlet (53) are both connected to the cavity (51) communicating volute fan (1) installed in the middle of the second air inlet opening (52) communicating with the chamber (51) and which together with the mounting plate (6), blower volute (1) a cavity (11), a first air inlet (U) and a first air outlet (13) are disposed on the fan volute (1), and the first air inlet (U) and the first air outlet (13) are both empty The cavity (11) is connected, the connecting plate (6) is provided with a through hole (61), and the first air outlet (U) of the fan volute (1) communicates with the through hole (61), and the connecting plate (6) is another The side cavity (51) is provided inside There is an outlet duct (7), and the outlet duct (7) is installed with the connecting plate (6) and communicates with the through hole (61) and the first air outlet (13), and the centrifugal wind wheel (2) is installed at a cavity (11) inside the outer rotor motor (3) comprises a shaft (31), a stator assembly (32), a rotor assembly (33) and the end cap (34), a stator assembly (32) mounted on the shaft (31), a rotor assembly (33) nested within a stator assembly (YL) outside the end cap (34) mounted on the rotor assembly (33) end, the shaft (31) is supported at both ends of the cover (34) is and extending from both ends of the upper bearing cap (34) outward, centrifugal wind wheel (2) is nested in the outer surface of the rotor assembly (33), characterized in that: an outer rotor motor (3) shaft (31) at least at one end Supported on the air conditioning case (5).
8、 根据权利要求 8所述的一种中央空调冷却***， 其特征在于： 所述的风 机蜗壳 （ 1 ) 包括上端板（ 14 )和从上端板（ 14 )边缘往一侧伸出的侧板（ 15 ), 在上端板（14)和侧板（15 )之间形成用于容纳离心风轮（2) 的空腔（11 ), 在上端板（14)和侧板（15 )上分别设置第一进风口 （12)和第一出风口 （13), 在空腔（11 )顶部形成开口 （110), 风机蜗壳 （1 ) 紧贴安装在空调箱体（5 ) 容腔（51 )—侧的内壁上并把空腔（11 )顶部的开口 （110)遮蔽， 第二进风口 ( 52)设置在容腔 (51 ) 另一侧内壁、 空调箱体（5 ) 的端面上。 8. A central air conditioning cooling system according to claim 8, wherein: said fan volute (1) comprises an upper end plate (14) and a side extending from one edge of the upper end plate (14) to one side a plate (15) forming a cavity (11) for accommodating the centrifugal wind wheel (2) between the upper end plate (14) and the side plate (15), respectively on the upper end plate (14) and the side plate (15) The first air inlet (12) and the first air outlet (13) are arranged, an opening (110) is formed on the top of the cavity (11), and the fan volute (1) is closely attached to the air chamber (5) cavity (51) ) - the inner wall of the side and the opening (110) at the top of the cavity (11), the second air inlet (52) It is placed on the inner wall of the other side of the cavity (51) and the end surface of the air-conditioning case (5).
9、 根据权利要求 7或 8所述的一种中央空调冷却***， 其特征在于： 转轴 ( 31 ) 两端通过法兰盘（ 4 )分别支承在空调箱体（ 5 )容腔（ 51 ) 两侧的内壁 上。  9. A central air conditioning cooling system according to claim 7 or 8, characterized in that: the two ends of the rotating shaft (31) are respectively supported by the air conditioning box (5) cavity (51) through the flange (4) On the inner wall of the side.
10、 根据权利要求 7或 8所述的一种中央空调冷却***， 其特征在于： 在 空调箱体（ 5 ) 的顶部安装有盖板（ 9 ), 盖板（ 9 )把容腔 ( 51 )顶部的敞口部 10. A central air conditioning cooling system according to claim 7 or 8, characterized in that: a cover (9) is mounted on the top of the air conditioning cabinet (5), and the cover (9) holds the cavity (51) Top opening
( 510)遮挡住。 (510) Blocked.
PCT/CN2014/072706 2013-11-20 2014-02-28 Draught fan structure and central air-conditioner cooling system applying same WO2015074350A1 (en)

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CN113217440A (en) * 2021-06-22 2021-08-06 浙江得业电机科技有限公司 Compact anti-displacement automobile fan

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