CN203604225U - Induced draft fan structure and central air conditioning cooling system with induced draft fan structure - Google Patents
Induced draft fan structure and central air conditioning cooling system with induced draft fan structure Download PDFInfo
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- CN203604225U CN203604225U CN201320741184.8U CN201320741184U CN203604225U CN 203604225 U CN203604225 U CN 203604225U CN 201320741184 U CN201320741184 U CN 201320741184U CN 203604225 U CN203604225 U CN 203604225U
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- blower
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- rotating shaft
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 38
- 238000001816 cooling Methods 0.000 title claims abstract description 18
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 238000009434 installation Methods 0.000 abstract description 5
- 230000003044 adaptive effect Effects 0.000 abstract 1
- 239000002994 raw material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Classifications
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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
- 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
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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
- 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
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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
- F04D25/06—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
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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
- F04D29/00—Details, component parts, or accessories
- F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
- F04D29/053—Shafts
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- 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
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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
The utility model discloses an induced draft fan structure and a central air conditioning cooling system with the applied induced draft fan structure. The induced draft fan structure comprises a fan volute, a centrifugal wind wheel and an external rotor motor. A cavity is formed in the fan volute, the centrifugal wind wheel is installed in the cavity, the external rotor motor comprises a rotary shaft, a stator assembly, a rotor assembly and an end cover, the centrifugal wind wheel is embedded into the outer surface of the rotor assembly in a sleeved mode, and at least one end of the rotary shaft of the external rotor motor is suspended to be connected with a load. The induced draft fan structure is simple and compact in structure, small in occupied space and capable of being adaptive to installation requirements of different loads. The air inlet amount of the induced draft fan is large, flowing efficiency of air is high, production cost is high, and the central air conditioning cooling system is simple and compact in structure, large in air amount and high in flowing efficiency of air.
Description
Technical field:
The utility model relates to the central air conditioner cooling system of a kind of induced draught fan structure and application thereof.
Background technique:
Existing induced draught fan comprises volute of blower, centrifugal wind wheel and external rotor electric machine, centrifugal wind wheel is nested in external rotor electric machine outside, centrifugal wind wheel is arranged on the cavity the inside of volute of blower, the rotating shaft two ends of external rotor electric machine are bearing in by mounting assembly in the both ends of the surface of volute of blower, but there is following several problem in this induced draught fan structure: 1) induced draught fan can not adapt to unequally loaded installation requirements, take up room large, cause air output little, air quantity flow efficiency is low and wind loss is large; 2) raw material that induced draught fan manufacture needs are many, cause cost high.
There is same problem in the central air conditioner cooling system of applying this induced draught fan structure, the air output of central air conditioner cooling system is little, and air quantity flow efficiency is low and wind loss is large.
Summary of the invention:
The purpose of this utility model is to provide the central air conditioner cooling system of a kind of induced draught fan structure and application thereof, this induced draught fan is simple and compact for structure, take up room little, can adapt to unequally loaded installation requirements, the air output of induced draught fan is large, air quantity flow efficiency is high, and cost of production is low, and this central air conditioner cooling system is simple and compact for structure, air quantity is large, and air quantity flow efficiency is high.
The purpose of this utility model is achieved by following technical proposals.
A kind of induced draught fan structure, comprise volute of blower, centrifugal wind wheel and external rotor electric machine, in the middle of volute of blower, offer cavity, on volute of blower, be provided with the first intake grill and the first exhaust outlet, the first intake grill and the first exhaust outlet are all communicated with cavity, centrifugal wind wheel is arranged on cavity the inside, described external rotor electric machine comprises rotating shaft, stator module, rotor assembly and end cap, stator module is arranged in rotating shaft, rotor assembly is nested in stator module outside, end cap is arranged on rotor assembly end, shaft support stretches out outward on the bearing of two end cap and from two end cap, centrifugal wind wheel is nested on rotor assembly outer surface, the rotating shaft of external rotor electric machine at least one end is that unsettled being used for is connected with load.
The side plate that volute of blower described above comprises upper head plate and stretches out toward a side from upper head plate edge, between upper head plate and side plate, be formed for holding the cavity of centrifugal wind wheel, the first intake grill and the first exhaust outlet are set respectively on upper head plate and side plate, form opening at cavity top, volute of blower is close to and is arranged in load and the opening at cavity top is covered.
Unsettled being used in rotating shaft two ends of external rotor electric machine described above is connected with load.
The rotating shaft of external rotor electric machine described above is connected with load by flange plate.
On the opening periphery at cavity top described above, side plate, stretch out outward flange.
Side plate and lower end sheet that volute of blower described above comprises upper head plate, stretches out toward a side from upper head plate edge, between upper head plate, side plate and lower end sheet, be formed for holding the cavity of centrifugal wind wheel, the first intake grill and the first exhaust outlet are set respectively on upper head plate and side plate, rotating shaft one end of external rotor electric machine is bearing on lower end sheet by flange plate, and the other end of rotating shaft is that unsettled being used for is connected with load.
A kind of central air conditioner cooling system, comprise air conditioning box body, connecting plate, volute of blower, centrifugal wind wheel, external rotor electric machine and air-out air channel, connecting plate is arranged on air conditioning box body the inside and forms two independently cavity volumes in air conditioning box body the inside, in air conditioning box body both ends of the surface, be respectively arranged with the second intake grill and the second exhaust outlet, the second intake grill and the second exhaust outlet are all communicated with cavity volume, volute of blower is arranged on the cavity volume the inside being communicated with the second intake grill and is installed together with connecting plate, in the middle of volute of blower, offer cavity, on volute of blower, be provided with the first intake grill and the first exhaust outlet, the first intake grill and the first exhaust outlet are all communicated with cavity, on connecting plate, be provided with through hole, the first exhaust outlet of volute of blower is communicated with through hole, cavity volume the inside at connecting plate opposite side is provided with air-out air channel, air-out air channel is installed together with connecting plate and is communicated with through hole and the first exhaust outlet, centrifugal wind wheel is arranged on cavity the inside, described external rotor electric machine comprises rotating shaft, stator module, rotor assembly and end cap, stator module is arranged in rotating shaft, rotor assembly is nested in stator module outside, end cap is arranged on rotor assembly end, shaft support stretches out outward on the bearing of two end cap and from two end cap, centrifugal wind wheel is nested on rotor assembly outer surface, at least one end bearing of rotating shaft of external rotor electric machine is on air conditioning box body.
The side plate that volute of blower described above comprises upper head plate and stretches out toward a side from upper head plate edge, between upper head plate and side plate, be formed for holding the cavity of centrifugal wind wheel, the first intake grill and the first exhaust outlet are set respectively on upper head plate and side plate, form opening at cavity top, volute of blower is close on the inwall that is arranged on air conditioning box body cavity volume one side and the opening at cavity top is covered, and the second intake grill is arranged on the end face of cavity volume opposite side inwall, air conditioning box body.
Rotating shaft two ends described above are bearing in respectively on the inwall of air conditioning box body cavity volume both sides by flange plate.
The top of air conditioning box body described above is provided with cover plate, and cover plate shelters from the uncovered portion at cavity volume top.
The utility model compared with prior art, there is following effect: 1) centrifugal wind wheel is arranged on cavity the inside, external rotor electric machine comprises rotating shaft, stator module, rotor assembly and end cap, stator module is arranged in rotating shaft, rotor assembly is nested in stator module outside, end cap is arranged on rotor assembly end, shaft support stretches out outward on the bearing of two end cap and from two end cap, centrifugal wind wheel is nested on rotor assembly outer surface, the rotating shaft of external rotor electric machine at least one end is that unsettled being used for is connected with load, this is simple and compact for structure, take up room little, can adapt to unequally loaded installation requirements, the air output of induced draught fan is large, air quantity flow efficiency is high, cost of production is low, 2) side plate that volute of blower comprises upper head plate and stretches out toward a side from upper head plate edge, between upper head plate and side plate, be formed for holding the cavity of centrifugal wind wheel, the first intake grill and the first exhaust outlet are set respectively on upper head plate and side plate, form opening at cavity top, volute of blower is close to and is arranged in load and the opening at cavity top is covered, can save the raw material of the manufacture needs of volute of blower, reduce production costs, adopt a side air intake simultaneously, can make the air output of volute of blower larger, air quantity flow efficiency is higher, 3) rotating shaft of external rotor electric machine is connected with load by flange plate, simple for structure, easy to install, solid and reliable, 4) connecting plate is arranged on air conditioning box body the inside and forms two independently cavity volumes in air conditioning box body the inside, in air conditioning box body both ends of the surface, be respectively arranged with the second intake grill and the second exhaust outlet, volute of blower is arranged on the cavity volume the inside being communicated with the second intake grill and is installed together with connecting plate, in the middle of volute of blower, offer cavity, on volute of blower, be provided with the first intake grill and the first exhaust outlet, on connecting plate, be provided with through hole, the first exhaust outlet of volute of blower is communicated with through hole, cavity volume the inside at connecting plate opposite side is provided with air-out air channel, air-out air channel is installed together with connecting plate and is communicated with through hole and the first exhaust outlet, centrifugal wind wheel is arranged on cavity the inside, described external rotor electric machine comprises rotating shaft, stator module, rotor assembly and end cap, stator module is arranged in rotating shaft, rotor assembly is nested in stator module outside, end cap is arranged on rotor assembly end, shaft support stretches out outward on the bearing of two end cap and from two end cap, centrifugal wind wheel is nested on rotor assembly outer surface, at least one end bearing of rotating shaft of external rotor electric machine is on air conditioning box body, this is simple and compact for structure, air quantity is large, air quantity flow efficiency is high, 5) side plate that volute of blower comprises upper head plate and stretches out toward a side from upper head plate edge, between upper head plate and side plate, be formed for holding the cavity of centrifugal wind wheel, the first intake grill and the first exhaust outlet are set respectively on upper head plate and side plate, form opening at cavity top, volute of blower is close on the inwall that is arranged on air conditioning box body cavity volume one side and the opening at cavity top is covered, can save the raw material of the manufacture needs of volute of blower, reduce production costs, the second intake grill is arranged on cavity volume opposite side inwall, on the end face of air conditioning box body, the wind that enters cavity from the second intake grill of air conditioning box body can directly enter into cavity the inside and enter into cavity the inside by the first intake grill of volute of blower again, adopt a side air intake, incoming air area is larger, increase air output, improve air quantity flow efficiency.
Accompanying drawing explanation:
Fig. 1 is the stereogram of an angle of the utility model induced draught fan;
Fig. 2 is the stereogram of another angle of the utility model induced draught fan;
Fig. 3 is the exploded view of the utility model induced draught fan;
Fig. 4 is the exploded view of the utility model external rotor electric machine;
Fig. 5 is the stereogram of an angle of induced draught fan in embodiment two;
Fig. 6 is the stereogram of another angle of induced draught fan in embodiment two;
Fig. 7 is the stereogram of the utility model central air conditioner cooling system;
Fig. 8 is the exploded view of the utility model central air conditioner cooling system;
Fig. 9 is the front elevation of the utility model central air conditioner cooling system;
Figure 10 is A-A sectional view in Fig. 9;
Figure 11 is B-B partial enlarged drawing in Figure 10.
Embodiment:
Also by reference to the accompanying drawings the utility model is described in further detail below by specific embodiment.
Embodiment one: as shown in Figures 1 to 4, the utility model is a kind of induced draught fan structure, comprise volute of blower 1, centrifugal wind wheel 2 and external rotor electric machine 3, in the middle of volute of blower 1, offer cavity 11, on volute of blower 1, be provided with the first intake grill 12 and the first exhaust outlet 13, the first intake grill 12 and the first exhaust outlet 13 are all communicated with cavity 11, centrifugal wind wheel 2 is arranged on cavity 11 the insides, described external rotor electric machine 3 comprises rotating shaft 31, stator module 32, rotor assembly 33 and end cap 34, stator module 32 is arranged in rotating shaft 31, rotor assembly 33 is nested in stator module 32 outsides, end cap 34 is arranged on rotor assembly 33 ends, rotating shaft 31 is bearing on the bearing of two end cap 34 and stretches out outward from two end cap 34, centrifugal wind wheel 2 is nested on rotor assembly 33 outer surfaces, the rotating shaft 31 of external rotor electric machine 3 at least one end is that unsettled being used for is connected with load.
The side plate 15 that volute of blower 1 comprises upper head plate 14 and stretches out toward a side from upper head plate 14 edges, between upper head plate 14 and side plate 15, be formed for holding the cavity 11 of centrifugal wind wheel 2, the first intake grill 12 and the first exhaust outlet 13 are set respectively on upper head plate 14 and side plate 15, form openings 110 at cavity 11 tops, volute of blower 1 is close to and is arranged in load and the opening 110 at cavity 11 tops is covered.
Unsettled being used in rotating shaft 31 two ends of external rotor electric machine 3 is connected with load.
The rotating shaft 31 of external rotor electric machine 3 is connected with load by flange plate 4.
On opening 110 peripheries at cavity 11 tops, side plate 15, stretch out outward flange 150.
Principle of the present utility model is: in the middle of volute of blower 1, offer cavity 11, centrifugal wind wheel 2 is arranged on cavity 11 the insides, centrifugal wind wheel 2 is nested on rotor assembly 33 outer surfaces, the rotating shaft 31 of external rotor electric machine 3 at least one end is that unsettled being used for is connected with load, this is simple and compact for structure, takes up room little, can adapt to unequally loaded installation requirements, the air output of induced draught fan is large, air quantity flow efficiency is high, and cost of production is low.
Embodiment two: as shown in Figure 5 and Figure 6, with embodiment's one difference be: side plate 15 and lower end sheet 16 that described volute of blower 1 comprises upper head plate 14, stretches out toward a side from upper head plate 14 edges, between upper head plate 14, side plate 15 and lower end sheet 16, be formed for holding the cavity 11 of centrifugal wind wheel 2, the first intake grill 12 and the first exhaust outlet 13 are set respectively on upper head plate 14 and side plate 15, rotating shaft 31 one end of external rotor electric machine 3 are bearing on lower end sheet 16 by flange plate 4, and the other end of rotating shaft 31 is that unsettled being used for is connected with load.
Embodiment three: as Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 7, Fig. 8, Fig. 9, shown in Figure 10 and Figure 11, the utility model is a kind of central air conditioner cooling system, comprise air conditioning box body 5, connecting plate 6, volute of blower 1, centrifugal wind wheel 2, external rotor electric machine 3 and air-out air channel 7, connecting plate 6 is arranged on air conditioning box body 5 the insides and forms two independently cavity volumes 51 in air conditioning box body 5 the insides, in air conditioning box body 5 both ends of the surface, be respectively arranged with the second intake grill 52 and the second exhaust outlet 53, the second intake grill 52 and the second exhaust outlet 53 are all communicated with cavity volume 51, volute of blower 1 is arranged on cavity volume 51 the insides that are communicated with the second intake grill 52 and is installed together with connecting plate 6, in the middle of volute of blower 1, offer cavity 11, on volute of blower 1, be provided with the first intake grill 12 and the first exhaust outlet 13, the first intake grill 12 and the first exhaust outlet 13 are all communicated with cavity 11, on connecting plate 6, be provided with through hole 61, the first exhaust outlet 12 of volute of blower 1 is communicated with through hole 61, cavity volume 51 the insides at connecting plate 6 opposite sides are provided with air-out air channel 7, air-out air channel 7 is installed together with connecting plate 6 and is communicated with through hole 61 and the first exhaust outlet 13, centrifugal wind wheel 2 is arranged on cavity 11 the insides, described external rotor electric machine 3 comprises rotating shaft 31, stator module 32, rotor assembly 33 and end cap 34, stator module 32 is arranged in rotating shaft 31, rotor assembly 33 is nested in stator module 32 outsides, end cap 34 is arranged on rotor assembly 33 ends, rotating shaft 31 is bearing on the bearing of two end cap 34 and stretches out outward from two end cap 34, centrifugal wind wheel 2 is nested on rotor assembly 33 outer surfaces, at least one end bearing of rotating shaft 31 of external rotor electric machine 3 is on air conditioning box body 5.
The side plate 15 that volute of blower 1 comprises upper head plate 14 and stretches out toward a side from upper head plate 14 edges, between upper head plate 14 and side plate 15, be formed for holding the cavity 11 of centrifugal wind wheel 2, the first intake grill 12 and the first exhaust outlet 13 are set respectively on upper head plate 14 and side plate 15, form opening 110 at cavity 11 tops, volute of blower 1 is close on the inwall that is arranged on air conditioning box body 5 cavity volume 51 1 sides and the opening 110 at cavity 11 tops is covered, and the second intake grill 52 is arranged on the end face of cavity volume 51 opposite side inwalls, air conditioning box body 5.
Rotating shaft 31 two ends are bearing in respectively on the inwall of air conditioning box body 5 cavity volume 51 both sides by flange plate 4.
At the top of air conditioning box body 5, cover plate 9 is installed, cover plate 9 shelters from the uncovered portion 510 at cavity volume 51 tops.
Principle of the present utility model is: volute of blower 1 is arranged on cavity volume 51 the insides and is installed together with connecting plate 6, the first exhaust outlet 12 of volute of blower 1 is communicated with through hole 61, air-out air channel 7 is installed together with connecting plate 6 and is communicated with through hole 61 and the first exhaust outlet 13, centrifugal wind wheel 2 is arranged on cavity 11 the insides, centrifugal wind wheel 2 is nested on rotor assembly 33 outer surfaces, at least one end bearing of rotating shaft 31 of external rotor electric machine 3 is on air conditioning box body 5, this is simple and compact for structure, air quantity is large, air quantity flow efficiency is high, and cost of production is low.
Claims (10)
1. an induced draught fan structure, comprise volute of blower (1), centrifugal wind wheel (2) and external rotor electric machine (3), in the middle of volute of blower (1), offer cavity (11), on volute of blower (1), be provided with the first intake grill (12) and the first exhaust outlet (13), the first intake grill (12) and the first exhaust outlet (13) are all communicated with cavity (11), centrifugal wind wheel (2) is arranged on cavity (11) the inside, described external rotor electric machine (3) comprises rotating shaft (31), stator module (32), rotor assembly (33) and end cap (34), stator module (32) is arranged in rotating shaft (31), rotor assembly (33) is nested in stator module (32) outside, end cap (34) is arranged on rotor assembly (33) end, rotating shaft (31) is bearing on the bearing of two end cap (34) and stretches out outward from two end cap (34), centrifugal wind wheel (2) is nested on rotor assembly (33) outer surface, it is characterized in that: the rotating shaft (31) of external rotor electric machine (3) at least one end is that unsettled being used for is connected with load.
2. a kind of induced draught fan structure according to claim 1, it is characterized in that: the side plate (15) that described volute of blower (1) comprises upper head plate (14) and stretches out toward a side from upper head plate (14) edge, between upper head plate (14) and side plate (15), be formed for holding the cavity (11) of centrifugal wind wheel (2), the first intake grill (12) and the first exhaust outlet (13) are set respectively on upper head plate (14) and side plate (15), form opening (110) at cavity (11) top, volute of blower (1) is close to and is arranged in load and the opening (110) at cavity (11) top is covered.
3. a kind of induced draught fan structure according to claim 1 and 2, is characterized in that: unsettled being used in rotating shaft (31) two ends of external rotor electric machine (3) is connected with load.
4. a kind of induced draught fan structure according to claim 1 and 2, is characterized in that: the rotating shaft (31) of external rotor electric machine (3) is connected with load by flange plate (4).
5. a kind of induced draught fan structure according to claim 2, is characterized in that: on, side plate (15) peripheral at the opening (110) at cavity (11) top, stretch out outward flange (150).
6. a kind of induced draught fan structure according to claim 1, it is characterized in that: described volute of blower (1) comprises upper head plate (14), the side plate (15) stretching out toward a side from upper head plate (14) edge and lower end sheet (16), in upper head plate (14), between side plate (15) and lower end sheet (16), be formed for holding the cavity (11) of centrifugal wind wheel (2), the first intake grill (12) and the first exhaust outlet (13) are set respectively on upper head plate (14) and side plate (15), rotating shaft (31) one end of external rotor electric machine (3) is bearing on lower end sheet (16) by flange plate (4), the other end of rotating shaft (31) is that unsettled being used for is connected with load.
7. an application rights requires the central air conditioner cooling system of 1 to 6 induced draught fan structure described in any one, comprise air conditioning box body (5), connecting plate (6), volute of blower (1), centrifugal wind wheel (2), external rotor electric machine (3) and air-out air channel (7), connecting plate (6) is arranged on air conditioning box body (5) the inside and forms two independently cavity volumes (51) in air conditioning box body (5) the inside, in air conditioning box body (5) both ends of the surface, be respectively arranged with the second intake grill (52) and the second exhaust outlet (53), the second intake grill (52) and the second exhaust outlet (53) are all communicated with cavity volume (51), volute of blower (1) is arranged on cavity volume (51) the inside being communicated with the second intake grill (52) and is installed together with connecting plate (6), in the middle of volute of blower (1), offer cavity (11), on volute of blower (1), be provided with the first intake grill (12) and the first exhaust outlet (13), the first intake grill (12) and the first exhaust outlet (13) are all communicated with cavity (11), on connecting plate (6), be provided with through hole (61), first exhaust outlet (12) of volute of blower (1) is communicated with through hole (61), cavity volume (51) the inside at connecting plate (6) opposite side is provided with air-out air channel (7), air-out air channel (7) is installed together with connecting plate (6) and is communicated with through hole (61) and the first exhaust outlet (13), centrifugal wind wheel (2) is arranged on cavity (11) the inside, described external rotor electric machine (3) comprises rotating shaft (31), stator module (32), rotor assembly (33) and end cap (34), stator module (32) is arranged in rotating shaft (31), rotor assembly (33) is nested in stator module (32) outside, end cap (34) is arranged on rotor assembly (33) end, rotating shaft (31) is bearing on the bearing of two end cap (34) and stretches out outward from two end cap (34), centrifugal wind wheel (2) is nested on rotor assembly (33) outer surface, it is characterized in that: at least one end bearing of rotating shaft (31) of external rotor electric machine (3) is on air conditioning box body (5).
8. a kind of central air conditioner cooling system according to claim 7, it is characterized in that: the side plate (15) that described volute of blower (1) comprises upper head plate (14) and stretches out toward a side from upper head plate (14) edge, between upper head plate (14) and side plate (15), be formed for holding the cavity (11) of centrifugal wind wheel (2), the first intake grill (12) and the first exhaust outlet (13) are set respectively on upper head plate (14) and side plate (15), form opening (110) at cavity (11) top, volute of blower (1) is close on the inwall that is arranged on air conditioning box body (5) cavity volume (51) one sides and the opening (110) at cavity (11) top is covered, the second intake grill (52) is arranged on cavity volume (51) opposite side inwall, on the end face of air conditioning box body (5).
9. according to a kind of central air conditioner cooling system described in claim 7 or 8, it is characterized in that: rotating shaft (31) two ends are bearing in respectively on the inwall of air conditioning box body (5) cavity volume (51) both sides by flange plate (4).
10. a kind of central air conditioner cooling system according to claim 8, is characterized in that: at the top of air conditioning box body (5), cover plate (9) is installed, cover plate (9) shelters from the uncovered portion (510) at cavity volume (51) top.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320741184.8U CN203604225U (en) | 2013-11-20 | 2013-11-20 | Induced draft fan structure and central air conditioning cooling system with induced draft fan structure |
| PCT/CN2014/072706 WO2015074350A1 (en) | 2013-11-20 | 2014-02-28 | Draught fan structure and central air-conditioner cooling system applying same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320741184.8U CN203604225U (en) | 2013-11-20 | 2013-11-20 | Induced draft fan structure and central air conditioning cooling system with induced draft fan structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203604225U true CN203604225U (en) | 2014-05-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320741184.8U Expired - Lifetime CN203604225U (en) | 2013-11-20 | 2013-11-20 | Induced draft fan structure and central air conditioning cooling system with induced draft fan structure |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN203604225U (en) |
| WO (1) | WO2015074350A1 (en) |
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| CN107795508A (en) * | 2017-11-30 | 2018-03-13 | 中山大洋电机股份有限公司 | A kind of exhaust fan |
| CN111379719A (en) * | 2020-04-13 | 2020-07-07 | 广东又一电器科技有限公司 | Air circulation device, air purifier and air humidifier |
| WO2020258738A1 (en) * | 2019-06-25 | 2020-12-30 | 中山大洋电机股份有限公司 | Integrated air cooling structure and integrated bsg system |
| WO2021022823A1 (en) * | 2019-08-02 | 2021-02-11 | 中山大洋电机股份有限公司 | Volute assembly, and induced draft fan and gas furnace applying same |
| WO2021042722A1 (en) * | 2019-09-04 | 2021-03-11 | 中山大洋电机股份有限公司 | Volute assembly and induced draught fan using same and gas stove |
| 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 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2338911Y (en) * | 1998-08-31 | 1999-09-15 | 高风利 | Permanent magnetic rotator motor |
| KR20010096713A (en) * | 2000-04-14 | 2001-11-08 | 황한규 | Structure For Assembling The Blower Housing |
| KR100788739B1 (en) * | 2007-08-31 | 2008-01-02 | 주식회사 에이알 | Anti-dispersion apparatus for thermo-hygrostat |
| KR100810751B1 (en) * | 2007-12-04 | 2008-03-07 | 주식회사 신명엔지니어링 | Air handling unit having self-tensioning motor base |
| CN201688506U (en) * | 2010-03-30 | 2010-12-29 | 中山大洋电机制造有限公司 | Cold exchange system of air-conditioning indoor machine |
| CN201896766U (en) * | 2010-12-06 | 2011-07-13 | 中山大洋电机股份有限公司 | Blower driven by external rotor |
-
2013
- 2013-11-20 CN CN201320741184.8U patent/CN203604225U/en not_active Expired - Lifetime
-
2014
- 2014-02-28 WO PCT/CN2014/072706 patent/WO2015074350A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107795508A (en) * | 2017-11-30 | 2018-03-13 | 中山大洋电机股份有限公司 | A kind of exhaust fan |
| CN107795508B (en) * | 2017-11-30 | 2023-10-10 | 中山大洋电机股份有限公司 | Exhaust fan |
| WO2020258738A1 (en) * | 2019-06-25 | 2020-12-30 | 中山大洋电机股份有限公司 | Integrated air cooling structure and integrated bsg system |
| WO2021022823A1 (en) * | 2019-08-02 | 2021-02-11 | 中山大洋电机股份有限公司 | Volute assembly, and induced draft fan and gas furnace applying same |
| WO2021042722A1 (en) * | 2019-09-04 | 2021-03-11 | 中山大洋电机股份有限公司 | Volute assembly and induced draught fan using same and gas stove |
| CN111379719A (en) * | 2020-04-13 | 2020-07-07 | 广东又一电器科技有限公司 | Air circulation device, air purifier and air humidifier |
| 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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| WO2015074350A1 (en) | 2015-05-28 |
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