CN214533605U - Nuclear-grade process fan - Google Patents
Nuclear-grade process fan Download PDFInfo
- Publication number
- CN214533605U CN214533605U CN202023210960.0U CN202023210960U CN214533605U CN 214533605 U CN214533605 U CN 214533605U CN 202023210960 U CN202023210960 U CN 202023210960U CN 214533605 U CN214533605 U CN 214533605U
- Authority
- CN
- China
- Prior art keywords
- fan
- pipe
- motor
- air
- air inlet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a nuclear level technology fan, the electric fan comprises a fan, the fan is connected with the motor, the bottom of fan is connected with the antidetonation platform, the antidetonation platform with be provided with the motor mounting panel between the motor, the motor mounting panel is provided with high adjusting device, the fan is provided with the air-supply line and goes out the tuber pipe, the air-supply line with the end connection who goes out the tuber pipe has the connecting pipe. The utility model can improve the shock resistance of the fan by arranging the transition pipe and the detachable clamping device at the air inlet and the air outlet and arranging the shock resistant platform at the bottom; the height of the motor mounting plate can be adjusted, so that the requirement on assembling precision between the impeller and the motor mounting plate can be met; the fabrication holes are formed in the anti-seismic platform, so that stress release is facilitated, and a convenient operation space is provided for connection of air pipes. The utility model discloses structural design is compact, the good reliability, the shock resistance is strong, can long-term operation under normal operating mode and accident condition.
Description
Technical Field
The utility model relates to a fan technical field, more specifically relates to a nuclear level technology fan.
Background
The nuclear-grade process fan generally adopts a vortex fan, and is characterized in that: the high-pressure fan is used for compressing air or vacuumizing in a use place; the high-pressure fan has no other moving parts, the impeller is directly connected with the motor and driven by a gearless or transmission belt, and the machine can still run safely when the use condition changes; low vibration, high mechanical precision, and very precise balance design, test and calibration of the parts of the rotating part. The process fan in the prior art is mainly applied to civil and industrial use, and the product characteristics can not meet the nuclear grade anti-seismic requirement in nuclear power engineering. How to design the nuclear level technology fan that the reliability is higher, structural strength is stronger, can satisfy antidetonation I class, this is the main technical problem that this application will be researched and solved.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a nuclear level technology fan can be under normal operating mode and accident condition long-term operation, and have good reliability, structural strength height, preparation excellent in process.
In order to achieve the above purpose, the utility model provides a following technical scheme: nuclear-grade process fan, including the fan, the fan is connected with the motor, the bottom of fan is connected with antidetonation platform, antidetonation platform with be provided with the motor mounting panel between the motor, the motor mounting panel is provided with high adjusting device, the fan is provided with the air-supply line and goes out the tuber pipe, the air-supply line with the end connection who goes out the tuber pipe has the connecting pipe.
The fan includes casing and impeller, and the impeller mounting is in the inside of casing, and the motor is direct to be connected with the impeller, and the air-supply line is installed in the same one side of fan with the play tuber pipe, and fan and motor are all installed on antidetonation bench. Because the nuclear-grade process fan has a compact structure and a smaller center distance between the air inlet pipe and the air outlet pipe, and meanwhile, a certain distance is reserved between the air inlet pipe and the air outlet pipe due to the fact that a valve needs to be arranged on a pipeline on a construction site, the nuclear-grade process fan is transited through the connecting pipe and welded between the air inlet pipe/the air outlet pipe and the air port flange, and convenience in construction and installation is increased.
Furthermore, the air inlet pipe with go out the tuber pipe and be located same one side of fan, the connecting pipe adopt with the air inlet pipe with go out the reducing mechanical tubes of tuber pipe decentraction, two the eccentric direction of connecting pipe is opposite.
The special-shaped pipes are welded between the air inlet pipe/the air outlet pipe and the air inlet flange through the transition of the non-concentric reducing special-shaped pipes, the eccentric directions of the two connecting pipes are opposite, the center distance between the air inlet pipe and the air outlet pipe is increased, and the installation and actual construction requirements of an engineering site are facilitated.
Furthermore, the air inlet pipe and the air outlet pipe are connected with a detachable clamping device. Because the air inlet pipe/air outlet pipe is smaller in pipe diameter and longer in length, the air inlet pipe/air outlet pipe is connected with the shell through the flange, the connecting space is smaller, the strength of the connecting part and the rigidity of the tail end of the air inlet pipe/air outlet pipe are poorer, and the detachable clamping device is arranged near the air inlet/outlet so as to meet the requirement of earthquake resistance I.
Furthermore, the detachable clamping device comprises a bottom plate, two U-shaped buckles which are connected with each other are arranged on the bottom plate, the U-shaped buckles are matched with the air inlet pipe and the air outlet pipe, the opening ends of the U-shaped buckles are connected with a locking block and a locking nut, and the bottom of the locking block can be fixed with the bottom plate. When the anti-seismic air inlet pipe is used, the U-shaped buckle is clamped into the air inlet pipe/the air outlet pipe, the locking block is installed and fixed through the nut, the bottom of the locking block is fixed with the bottom plate and the anti-seismic table, and stability and anti-seismic capacity are improved.
Furthermore, the anti-seismic table is provided with process holes, the anti-seismic table is formed by welding steel plates, stress concentration can be generated near the welding position, the process holes are formed to facilitate stress release, meanwhile, the fan is compact in structure, the space of the joint of the air inlet pipe/air outlet pipe and the shell is small, so that the bolts close to the inner side cannot be locked, the process holes are arranged to facilitate assembly operation, and the bolts for flange connection of the air inlet pipe/air outlet pipe and the shell can be locked by utilizing the space of the process holes.
The height adjusting device comprises a supporting plate and an adjusting plate, the bottom of the motor mounting plate is connected with the adjusting plate, a plurality of long waist holes are formed in the supporting plate, the supporting plate is connected with the adjusting plate through the long waist holes, and positioning holes are formed in the supporting plate. The supporting plate and the adjusting plate are composed of two split bodies, a plurality of long waist holes in the vertical direction are formed in the lower supporting plate, the supporting plate and the adjusting plate are locked in advance before installation, fine adjustment is carried out by using a special tool, the peripheral surface of the outer edge of the impeller is measured by using a dial indicator, locking and fixing are carried out after the radial gap between the impeller and the casing is uniform, and the fixing mode is bolt locking and positioning at the positioning holes by using positioning pins.
Further, the motor adopts explosion-proof motor, the motor is provided with temperature sensor, guarantees the normal operating of motor, improves the reliability of fan.
To sum up, the utility model can improve the shock resistance of the fan by arranging the transition pipe and the detachable clamping device at the air inlet and the air outlet and arranging the shock-proof platform at the bottom; the height of the motor mounting plate can be adjusted, so that the requirement on assembling precision between the impeller and the motor mounting plate can be met; the fabrication holes are formed in the anti-seismic platform, so that stress release is facilitated, and a convenient operation space is provided for connection of air pipes. The utility model discloses structural design is compact, the good reliability, the shock resistance is strong, can long-term operation under normal operating mode and accident condition.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the present invention;
fig. 3 is a left side view of the present invention;
FIG. 4 is a top view of the anti-seismic platform of the present invention;
FIG. 5 is a schematic structural view of the detachable clamping device of the present invention;
fig. 6 is a schematic structural view of the middle motor mounting plate of the present invention.
Description of the labeling: 1. a detachable clamping device; 2. a motor mounting plate; 3. a motor; 4. a temperature sensor; 5. an impeller; 6. a housing; 7. an anti-seismic table; 8. a long waist hole; 9. a connecting pipe; 10. an air inlet pipe; 11. a tuyere flange; 12. an air outlet pipe; 13. a fabrication hole; 14. a locking block; 15. a base plate; 16. a U-shaped buckle; 17. an adjusting plate; 18. and a support plate.
Detailed Description
A specific embodiment of a nuclear-grade process fan according to the present invention is further described with reference to fig. 1 to 6.
Nuclear level technology fan, including the fan, the fan is connected with motor 3, the bottom of fan is connected with antidetonation platform 7, antidetonation platform 7 with be provided with motor mounting panel 2 between the motor 3, motor mounting panel 2 is provided with high adjusting device, the fan is provided with air-supply line 10 and goes out tuber pipe 12, air-supply line 10 with the end connection who goes out tuber pipe 12 has connecting pipe 9.
As shown in fig. 1-3, the fan includes a casing 6 and an impeller 5, the impeller 5 is installed inside the casing 6, the motor 3 is directly connected to the impeller 5, the air inlet pipe 10 and the air outlet pipe 12 are installed on the same side of the fan, and both the fan and the motor 3 are installed on the anti-vibration platform 7. Because the nuclear-grade process fan has a compact structure, the center distance between the air inlet pipe 10 and the air outlet pipe 12 is smaller, and meanwhile, a certain distance is required to be reserved between the air inlet pipe 10 and the air outlet pipe 12 due to the fact that a valve is required to be arranged on a pipeline on a construction site, the nuclear-grade process fan is transited through the connecting pipe 9 and welded between the air inlet pipe 10/the air outlet pipe 12 and the air port flange 11, and convenience in construction and installation is increased.
In this embodiment, preferably, the air inlet pipe 10 and the air outlet pipe 12 are located on the same side of the fan, the connecting pipe 9 is a diameter-variable special pipe which is not concentric with the air inlet pipe 10 and the air outlet pipe 12, and the eccentric directions of the connecting pipe 9 are opposite.
The special pipe is welded between the air inlet pipe 10/the air outlet pipe 12 and the air inlet flange 11 through the transition of the non-concentric variable-diameter special pipes, the eccentric directions of the two connecting pipes 9 are opposite, the center distance between the air inlet pipe 10 and the air outlet pipe 12 is increased, and the installation and actual construction requirements of an engineering site are facilitated.
In the preferred embodiment, the air inlet pipe 10 and the air outlet pipe 12 are connected with a detachable clamping device 1. Because the air inlet pipe 10/the air outlet pipe 12 has smaller pipe diameter and longer length, the air inlet pipe 10/the air outlet pipe 12 is connected with the shell 6 through a flange, the connecting space is smaller, the strength of the connecting part and the rigidity of the tail end of the air inlet pipe 10/the air outlet pipe 12 are poorer, and the detachable clamping device 1 is arranged near the air inlet/outlet so as to meet the requirement of earthquake resistance I.
As shown in fig. 5, the detachable clamping device 1 includes a bottom plate 15, two U-shaped buckles 16 connected with each other are disposed on the bottom plate 15, the U-shaped buckles 16 are matched with the air inlet pipe 10 and the air outlet pipe 12, an opening end of the U-shaped buckles 16 is connected with a locking block 14 and a locking nut, and a bottom of the locking block 14 and the bottom plate 15 can be fixed. When the air inlet pipe locking device is used, the U-shaped buckle 16 is clamped into the air inlet pipe 10/the air outlet pipe 12, the locking block 14 is installed and fixed through the nut, the bottom of the locking block 14 is fixed with the bottom plate 15 and the anti-seismic table 7, and stability and anti-seismic capacity are improved.
As shown in fig. 4, the anti-vibration table 7 is provided with the fabrication holes 13, the anti-vibration table 7 is formed by welding steel plates, stress concentration can be generated near the welding position, the fabrication holes 13 are formed to facilitate stress release, meanwhile, the fan has a compact structure, the space at the connection position of the air inlet pipe 10/the air outlet pipe 12 and the casing 6 is small, so that the bolts close to the inner side cannot be locked, the fabrication holes 13 are arranged to facilitate assembly operation, and the bolts for flange connection between the air inlet pipe 10/the air outlet pipe 12 and the casing 6 can be locked by utilizing the space of the fabrication holes 13.
As shown in fig. 6, the height adjusting device comprises a supporting plate 18 and an adjusting plate 17, the bottom of the motor mounting plate 2 is connected with the adjusting plate 17, a plurality of long waist holes 8 are formed in the supporting plate 18, the supporting plate 18 is connected with the adjusting plate 17 through the long waist holes 8, and positioning holes are formed in the supporting plate 18. The supporting plate 18 and the adjusting plate 17 are composed of two split bodies, the lower supporting plate 18 is provided with a plurality of long waist holes 8 in the vertical direction, the supporting plate 18 and the adjusting plate 17 are locked in advance before installation, a special tool is used for fine adjustment, the peripheral surface of the outer edge of the impeller 5 is measured by a dial indicator, the impeller 5 and the shell 6 are locked and fixed after the radial clearance is uniform, and the fixing mode is bolt locking and positioning at the positioning holes by positioning pins.
This embodiment is preferred, motor 3 adopts explosion-proof machine 3, the motor is provided with temperature sensor 4, guarantees motor 3's normal operating, improves the reliability of fan.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. Nuclear-grade process fan, its characterized in that: the air-conditioning fan comprises a fan, the fan is connected with the motor, the bottom of fan is connected with antidetonation platform, antidetonation platform with be provided with the motor mounting panel between the motor, the motor mounting panel is provided with high adjusting device, the fan is provided with the air-supply line and goes out the tuber pipe, the air-supply line with the end connection who goes out the tuber pipe has the connecting pipe.
2. The nuclear grade process wind turbine of claim 1, wherein: the air inlet pipe with go out the tuber pipe and be located same one side of fan, the connecting pipe adopt with the air inlet pipe with go out the reducing mechanical tubes of tuber pipe decentraction, two the eccentric direction of connecting pipe is opposite.
3. The nuclear grade process wind turbine of claim 1, wherein: the air inlet pipe and the air outlet pipe are connected with a detachable clamping device.
4. The nuclear grade process wind turbine of claim 3, wherein: the detachable clamping device comprises a bottom plate, two U-shaped buckles which are connected with each other are arranged on the bottom plate, the U-shaped buckles are matched with the air inlet pipe and the air outlet pipe, the open ends of the U-shaped buckles are connected with a locking block and a locking nut, and the bottom of the locking block can be fixed on the bottom plate.
5. The nuclear grade process wind turbine of claim 1, wherein: the anti-seismic table is provided with a fabrication hole.
6. The nuclear grade process wind turbine of claim 1, wherein: the height adjusting device comprises a supporting plate and an adjusting plate, the bottom of the motor mounting plate is connected with the adjusting plate, a plurality of long waist holes are formed in the supporting plate, the supporting plate is connected with the adjusting plate through the long waist holes, and positioning holes are formed in the supporting plate.
7. The nuclear grade process wind turbine of claim 1, wherein: the motor adopts explosion-proof motor, the motor is provided with temperature sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023210960.0U CN214533605U (en) | 2020-12-28 | 2020-12-28 | Nuclear-grade process fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023210960.0U CN214533605U (en) | 2020-12-28 | 2020-12-28 | Nuclear-grade process fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214533605U true CN214533605U (en) | 2021-10-29 |
Family
ID=78296250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023210960.0U Active CN214533605U (en) | 2020-12-28 | 2020-12-28 | Nuclear-grade process fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214533605U (en) |
-
2020
- 2020-12-28 CN CN202023210960.0U patent/CN214533605U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN214533605U (en) | Nuclear-grade process fan | |
| CN114993683A (en) | Aeroengine air inlet total pressure distortion test system | |
| CN216112808U (en) | Double-walled bellows for municipal administration blowdown | |
| CN114136641B (en) | Exhaust device for heating and pressurizing air compressor tester | |
| CN218674161U (en) | Connecting structure of sample machine mounting rack for test | |
| CN207246040U (en) | Explosion-proof type major axis deep-well fire pump | |
| CN208503753U (en) | Three-way pressure balance expansion joint for steam turbine in thermal power plant outlet | |
| CN207195597U (en) | A kind of drive system | |
| CN215488015U (en) | Vibration damping pipe carrier | |
| CN112091907A (en) | Adjustable support device for expansion joint machining | |
| CN215410534U (en) | Portable adjustable pipeline bracket for laboratory | |
| CN2305237Y (en) | Connector for filler multiple pipe tower | |
| CN214868406U (en) | Welding tool clamp for middle shell of automobile turbocharger | |
| CN214700646U (en) | High-pressure heater convenient to move | |
| CN113746267B (en) | Cooling and ventilating device of generator | |
| CN220550686U (en) | Novel steel connecting piece | |
| CN218235410U (en) | Energy-saving cement frequency conversion air compressor structure convenient to dismantle | |
| CN219788151U (en) | Power turbine director installation device | |
| CN210176938U (en) | High-precision conversion flange for ion sputtering coating machine | |
| CN220890438U (en) | Support structure for reducing resonance effect of air compressor | |
| CN214771638U (en) | Air cleaner assembly upper cover assembly mouth of pipe direction location frock | |
| CN216283835U (en) | Flow metering device | |
| CN219345052U (en) | Air suspension bearing for compressor | |
| CN219473281U (en) | Battery electric water pump bracket | |
| CN219431898U (en) | Telescopic limit support |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |