CN2813956Y - External rotor single-absorbing centrifugal ventilating machine - Google Patents
External rotor single-absorbing centrifugal ventilating machine Download PDFInfo
- Publication number
- CN2813956Y CN2813956Y CN 200520085511 CN200520085511U CN2813956Y CN 2813956 Y CN2813956 Y CN 2813956Y CN 200520085511 CN200520085511 CN 200520085511 CN 200520085511 U CN200520085511 U CN 200520085511U CN 2813956 Y CN2813956 Y CN 2813956Y
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- external rotor
- electric machine
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- machine
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Abstract
The utility model relates to an improved external rotor single-absorbing centrifugal ventilating machine which belongs to ventilating machinery. The utility model comprises a blower volute, an impeller and an external rotor electric machine, wherein the impeller is arranged inside the blower volute and is fixed on a flanged disc which is fixedly connected with the external rotor electric machine. The utility model is characterized in that the flanged disc and the rotor machine shell of the external rotor electric machine are formed integrally, a rear end cap of the electric machine is fixed on a disc-shaped rear cap of the ventilating machine, and the disc-shaped rear cap is connected with the side board of the blower volute by bolts. The utility model has the advantages of easy manufacture, low cost, small dimension and convenient installation and application.
Description
Technical field
The utility model relates to a kind of improved external rotor single suction centrifugal blower, is ventilating machinary.
Background technique
The centrifugal logical machine of existing external rotor single suction, fixedly the flange plate of impeller and motor outer rotor are to press-fit after split is processed respectively, make trouble, the cost height, and also boundary dimension is bigger, and installation is used inconvenient.
Summary of the invention
The purpose of this utility model is to provide a kind of making simple, and cost is low, and boundary dimension is little, installs and uses all external rotor single suction centrifugal blower very easily.
External rotor single suction centrifugal blower described in the utility model, comprise volute of blower, impeller and external rotor electric machine, impeller places in the spiral case and is fixed on the flange plate, flange plate is fixedlyed connected with external rotor electric machine, the rotor casing that it is characterized in that flange plate and external rotor electric machine is designed to integrative-structure, as is cast as one.
The rotor casing of flange plate and external rotor electric machine is designed to integrative-structure, makes simply, and cost is low, and boundary dimension can do less, install use all very convenient.
Back end cover for motor can be fixed on the dish-shaped bonnet of blower fan, more dish-shaped bonnet be connected with bolt with the side plate of spiral case, compact structure, solid and reliable.
In the utility model, motor is made and can also be adopted extraordinary electromagnetic material, can adapted three-phase 50/60Hz inverter power supply, and conformability is good, and it is convenient to use.
The utility model external rotor single suction centrifugal blower is made simple, and cost is low, and boundary dimension is little, and installation is used all very convenient, is beneficial to and applies.
Description of drawings
Fig. 1, the utility model one example structure schematic representation.
The side view of Fig. 2, Fig. 1.
Among the figure: 1, ultra-thin spiral case 2, impeller 3, external rotor electric machine 4, flange plate 5, dish-shaped bonnet.
Embodiment
The utility model is described in further detail in conjunction with the foregoing description accompanying drawing.
As shown in the figure, external rotor single suction centrifugal blower described in the utility model, comprise volute of blower 1, impeller 2 and external rotor electric machine 3, impeller 2 places in the spiral case 1 and is fixed on the flange plate 4, flange plate 4 is fixedlyed connected with external rotor electric machine 3, the rotor casing of its flange plate 4 and external rotor electric machine 3 structure that is cast as one, back end cover for motor is fixed on the dish-shaped bonnet 5 of blower fan, and dish-shaped bonnet 5 is connected with bolt with the side plate of spiral case 1.
Claims (3)
1, a kind of external rotor single suction centrifugal blower, comprise volute of blower, impeller and external rotor electric machine, impeller places in the spiral case and is fixed on the flange plate, and flange plate is fixedlyed connected with external rotor electric machine, it is characterized in that the rotor casing of flange plate and external rotor electric machine is structure as a whole.
2, external rotor single suction centrifugal blower according to claim 1 is characterized in that flange plate and the rotor casing structure that is cast as one.
3, external rotor single suction centrifugal blower according to claim 1 and 2 is characterized in that back end cover for motor is fixed on the dish-shaped bonnet of blower fan, and dish-shaped bonnet is connected with bolt with the side plate of spiral case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520085511 CN2813956Y (en) | 2005-07-27 | 2005-07-27 | External rotor single-absorbing centrifugal ventilating machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520085511 CN2813956Y (en) | 2005-07-27 | 2005-07-27 | External rotor single-absorbing centrifugal ventilating machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2813956Y true CN2813956Y (en) | 2006-09-06 |
Family
ID=36949044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520085511 Expired - Fee Related CN2813956Y (en) | 2005-07-27 | 2005-07-27 | External rotor single-absorbing centrifugal ventilating machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2813956Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102878597A (en) * | 2011-07-13 | 2013-01-16 | 浙江帅康电气股份有限公司 | Double-inlet fan range hood volute |
| CN111536066A (en) * | 2020-05-26 | 2020-08-14 | 安鼓节能设备(苏州)有限公司 | Integrated fan |
-
2005
- 2005-07-27 CN CN 200520085511 patent/CN2813956Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102878597A (en) * | 2011-07-13 | 2013-01-16 | 浙江帅康电气股份有限公司 | Double-inlet fan range hood volute |
| CN102878597B (en) * | 2011-07-13 | 2015-05-27 | 浙江帅康电气股份有限公司 | Double-inlet fan range hood volute |
| CN111536066A (en) * | 2020-05-26 | 2020-08-14 | 安鼓节能设备(苏州)有限公司 | Integrated fan |
| CN111536066B (en) * | 2020-05-26 | 2024-05-24 | 安鼓节能设备(苏州)有限公司 | Integrated fan |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |