CN202468360U - Pressure-bearing hydrogen circulating fan by magnetic force driving - Google Patents
Pressure-bearing hydrogen circulating fan by magnetic force driving Download PDFInfo
- Publication number
- CN202468360U CN202468360U CN2012200261811U CN201220026181U CN202468360U CN 202468360 U CN202468360 U CN 202468360U CN 2012200261811 U CN2012200261811 U CN 2012200261811U CN 201220026181 U CN201220026181 U CN 201220026181U CN 202468360 U CN202468360 U CN 202468360U
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- magnet
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- main shaft
- flange
- motor
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Abstract
The utility model relates to a pressure-bearing hydrogen circulating fan by magnetic force driving, belonging to the field of power plants, chemistry, pharmacy industry and environment industry. The circulating fan comprises a motor. The motor comprises an output shaft; one side of the motor is provided with a main shaft; one end of the main shaft is connected with an impeller the outside of which is provided with a spiral case; the other end of the main shaft is connected with a driven magnet; an output shaft of the motor is connected with a driving magnet which is arranged on the outer periphery of the driven magnet; a hollow isolation sealing housing is arranged between the driving magnet and the driven magnet, and is connected with a water inlet interface and a water outlet interface in a sealing manner; a bearing housing is sleeved outside the main shaft; one end of the bearing housing is connected with the spiral casing and the other end of the bearing housing is fixedly connected with a flange; the flange is supported on the main shaft through a bearing; one side of the bearing is provided with a bearing pressure cover; and the bearing pressure cover is sleeved on the main shaft and connected with the flange through a screw. The power transmission of the circulating fan disclosed by the utility model uses a permanent magnet shaft coupling; and the impeller, the main shaft and the driven magnet are enclosed in the spiral case and the hollow isolation sealing housing, so that the leakage is avoided.
Description
Technical field
The utility model relates to power plant, chemistry, pharmaceuticals industry, environmental protection industry field, relates in particular to the hydrogen of hydrogen cooled generator, the sealing circulation power or the increasing apparatus of helium hydrogen.
Background technique
Magneto drive pressure-bearing hydrogen circulation fan is mainly used in the condensing type or adsorption type dehumidification system of hydrogen cooled generator, can proper functioning when generator outage, jiggering or the Power generator fan underpressure through magneto drive pressure-bearing hydrogen circulation fan.The motor output shaft of existing magneto drive pressure-bearing hydrogen circulation fan is connected through common coupling with main shaft, and blow-by, is prone to produce leak.
Summary of the invention
The purpose of the utility model is in order to overcome the deficiency of existing technology, a kind of leak free magneto drive pressure-bearing hydrogen circulation fan to be provided.
The purpose of the utility model is achieved in that magneto drive pressure-bearing hydrogen circulation fan, comprises motor, and motor comprises output shaft; One side of motor is provided with main shaft; One end of main shaft connects impeller, and impeller outer is provided with spiral case, and the other end of said main shaft connects passive magnet; Connect initiatively magnet on the output shaft of motor; Initiatively magnet is arranged on the periphery of passive magnet, and hollow isolating seal cover is set between active magnet and passive magnet, and hollow isolating seal puts be tightly connected into water interface and water outlet interface; Said spindle jacket is put bearing housing; One end of bearing housing is connected with spiral case, and the other end of bearing housing is fixedly connected flange, and flange is arranged between passive magnet and the bearing housing; Flange passes through bearings on main shaft; One side of bearing is provided with bearing gland, and bearing gland is nested with on main shaft, and bearing gland is connected through screw with flange.
The utility model is through above design, and impeller, main shaft and passive magnet are closed in spiral case and the hollow isolating seal cover, thereby has guaranteed not have leakage.When circulating fan moved, the active magnet that is installed on the motor output shaft drove passive magnet rotation, thereby drives the impeller rotation on main shaft and the main shaft, and gas is got into by import, boosts after honeycomb duct is delivered to outlet through impeller.Because the eddy current effect during magnetic drives, magnet can generate heat, and in order to reduce the temperature of magnet, is hollow-core construction in the hollow isolating seal cover, through cooling water magnet is cooled off in the hollow isolating seal cover.The utlity model has rational in infrastructurely, volume is little, in light weight, noise is low, standard interface, be easy to arrange and install, and long-term advantage such as non-maintaining.
In order to save material, to reduce cost; Said active magnet comprises first magnet, second magnet and the 3rd magnet; First magnet is connected with the output shaft of motor, and second magnet is connected with first magnet, and the 3rd magnet is connected with second magnet; The 3rd magnet is arranged in second magnet, and the 3rd magnet is arranged on the periphery of passive magnet.
For safety, the periphery of said active magnet is provided with sheath, and an end of sheath is connected with flange, and said hollow isolating seal cover is interposed between sheath and the flange, the other end Connection Bracket of sheath, and fixing frame is connected with said motor.
In order to make sealing effect better, between said hollow isolating seal cover and the flange sealing gasket is set, sealing gasket is arranged on the periphery of bearing gland.
Description of drawings
Fig. 1 is a kind of structural representation of the utility model.
Fig. 2 is the utility model partial schematic diagram.
Among the figure, 1 suction tude, 2 spiral cases, 3 bearing housings, 4 sheaths, 5 honeycomb ducts; 6 motors, 6-1 output shaft, 7 active magnets, 7-1 first magnet, 7-2 second magnet, 7-3 the 3rd magnet; 8 fixing frames, 9 hollow isolating seal covers, 10 water outlet interfaces, 11 flanges, 12 bearing glands, 13 bearings; 14 main shafts, 15 water inlet interfaces, 16 passive magnets, 17 sealing gaskets, 18 sunk screws.
Embodiment
Like Fig. 1, shown in 2; Magneto drive pressure-bearing hydrogen circulation fan comprises motor 6, and motor 6 comprises output shaft 6-1, and a side of motor 6 is provided with main shaft 14; One end of main shaft 14 connects impeller; Impeller outer is provided with spiral case 2, connects suction tude 1 and honeycomb duct 5 on the spiral case 2, and the other end of main shaft 14 connects passive magnet 16.The output shaft 6-1 of motor 6 goes up and connects initiatively magnet 7; Initiatively magnet 7 comprises the first magnet 7-1, the second magnet 7-2 and the 3rd magnet 7-3; The first magnet 7-1 is connected with the output shaft 6-1 of motor 6, and the second magnet 7-2 is connected with the first magnet 7-1, and the 3rd magnet 7-3 is connected with the second magnet 7-2; The 3rd magnet 7-3 is arranged in the second magnet 7-2, and the 3rd magnet 7-3 is arranged on the periphery of passive magnet 16.Hollow isolating seal cover 9 is set between active magnet 7 and passive magnet 16, be tightly connected on the hollow isolating seal cover 9 into water interface 15 and water outlet interface 10, water outlet interface 10 is arranged on the into top of water interface 15.
The main shaft 14 outer bearing housings 3 that are nested with; One end of bearing housing 3 is connected with spiral case 2, and the other end welded flange 11 of bearing housing 3, flange 11 are arranged between passive magnet 16 and the bearing housing 3; Flange 11 is supported on the main shaft 14 through bearing 13; One side of bearing 13 is provided with bearing gland 12, and bearing gland 12 sealings are nested with on main shaft 14, and bearing gland 12 is connected with flange 11 through sunk screw 18.Initiatively the periphery of magnet 7 is provided with sheath 4, and an end of sheath 4 is connected with flange 11, and hollow isolating seal cover 9 is interposed between sheath 4 and the flange 11, the other end Connection Bracket 8 of sheath 4, and fixing frame 8 is connected with motor 6.Between hollow isolating seal cover 9 and the flange 11 sealing gasket 17 is set, sealing gasket 17 is arranged on the periphery of bearing gland 12.
When circulating fan moved, the active magnet 7 that is installed on the motor output shaft 6-1 drove passive magnet 16 rotations, thereby drives the impeller rotation on main shaft 14 and the main shaft 14, and gas is got into by suction tude 1, boosts after honeycomb duct 5 is delivered to outlet through impeller.
Claims (4)
1. magneto drive pressure-bearing hydrogen circulation fan comprises motor, and motor comprises output shaft; One side of motor is provided with main shaft, and an end of main shaft connects impeller, and impeller outer is provided with spiral case; It is characterized in that: the other end of said main shaft connects passive magnet, connects initiatively magnet on the output shaft of motor, and initiatively magnet is arranged on the periphery of passive magnet; Hollow isolating seal cover is set between active magnet and passive magnet, and hollow isolating seal puts be tightly connected into water interface and water outlet interface; Said spindle jacket is put bearing housing; One end of bearing housing is connected with spiral case, and the other end of bearing housing is fixedly connected flange, and flange is arranged between passive magnet and the bearing housing; Flange passes through bearings on main shaft; One side of bearing is provided with bearing gland, and bearing gland is nested with on main shaft, and bearing gland is connected through screw with flange.
2. magneto drive pressure-bearing hydrogen circulation fan according to claim 1; It is characterized in that: said active magnet comprises first magnet, second magnet and the 3rd magnet; First magnet is connected with the output shaft of motor, and second magnet is connected with first magnet, and the 3rd magnet is connected with second magnet; The 3rd magnet is arranged in second magnet, and the 3rd magnet is arranged on the periphery of passive magnet.
3. magneto drive pressure-bearing hydrogen circulation fan according to claim 1 and 2; It is characterized in that: the periphery of said active magnet is provided with sheath; One end of sheath is connected with flange; Said hollow isolating seal cover is interposed between sheath and the flange, the other end Connection Bracket of sheath, and fixing frame is connected with said motor.
4. magneto drive pressure-bearing hydrogen circulation fan according to claim 1 is characterized in that: between said hollow isolating seal cover and the flange sealing gasket is set, sealing gasket is arranged on the periphery of bearing gland.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200261811U CN202468360U (en) | 2012-01-20 | 2012-01-20 | Pressure-bearing hydrogen circulating fan by magnetic force driving |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200261811U CN202468360U (en) | 2012-01-20 | 2012-01-20 | Pressure-bearing hydrogen circulating fan by magnetic force driving |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202468360U true CN202468360U (en) | 2012-10-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200261811U Expired - Fee Related CN202468360U (en) | 2012-01-20 | 2012-01-20 | Pressure-bearing hydrogen circulating fan by magnetic force driving |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202468360U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102444593A (en) * | 2012-01-20 | 2012-05-09 | 扬州伊华科技有限公司 | Magnetic drive pressure-bearing hydrogen circulating fan |
-
2012
- 2012-01-20 CN CN2012200261811U patent/CN202468360U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102444593A (en) * | 2012-01-20 | 2012-05-09 | 扬州伊华科技有限公司 | Magnetic drive pressure-bearing hydrogen circulating fan |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121003 Termination date: 20160120 |
|
| EXPY | Termination of patent right or utility model |