CN110529413A - A kind of novel fan - Google Patents
A kind of novel fan Download PDFInfo
- Publication number
- CN110529413A CN110529413A CN201910927601.XA CN201910927601A CN110529413A CN 110529413 A CN110529413 A CN 110529413A CN 201910927601 A CN201910927601 A CN 201910927601A CN 110529413 A CN110529413 A CN 110529413A
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- China
- Prior art keywords
- assembly
- fan casing
- fan
- reel
- shaft coupling
- Prior art date
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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
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
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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
- F04D29/054—Arrangements for joining or assembling shafts
-
- 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
- F04D29/056—Bearings
-
- 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
- F04D29/08—Sealings
- F04D29/083—Sealings especially adapted for elastic fluid pumps
-
- 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
- F04D29/26—Rotors specially for elastic fluids
- F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
- F04D29/281—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers
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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
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/4226—Fan casings
-
- 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
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/663—Sound attenuation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of novel fans.It includes fan body, seal assembly, runner assembly, shaft coupling component, motor body and chassis, the fan body, runner assembly, shaft coupling component and motor body are mounted on chassis, the runner assembly is connect by shaft coupling component with motor body, the fan body includes air intake assembly, Fan casing and impeller assembly, the one side of the Fan casing is equipped with the air inlet for installing air intake assembly, the air intake assembly is mounted on Fan casing by air inlet, the upper surface of the Fan casing is equipped with air outlet, the impeller assembly is mounted on the another side of Fan casing, the impeller assembly is connect by seal assembly with runner assembly, noise reducing plate is equipped in the Fan casing.The beneficial effects of the present invention are: the noise of entire blower can be effectively reduced；Structure is simple, and installation and removal are convenient, is conducive to the maintenance in later period, and firmness is high, and security reliability is good.
Description
Technical field
The present invention relates to Machine Design correlative technology fields, refer in particular to a kind of novel fan.
Background technique
Blower is to improve gas pressure by the mechanical energy of input and supply gas side by side the machinery of body, it is a kind of driven stream
Body is mechanical.Blower is habit abbreviation of the China to gas compression and gas conveying machinery, and usually said blower includes ventilation blower,
Air blower, wind-driven generator.
Blower is widely used in the ventilation, dust discharge and cooling of factory, mine, tunnel, cooling tower, vehicle, ship and building；
The ventilation of boiler and industrial furnace and air inducing；Cooling and ventilation in the apparatus of air conditioning and domestic electric appliance；The baking of cereal
It does and selects and recommends；Inflation and propulsion of wind-tunnel wind regime and aircushion vehicle etc..The working principle of blower and turbocompressor are essentially identical, only
It is since gas flow rate is lower, pressure change is little, generally without the concern for the variation of gas specific volume, i.e., using gas as can not
Compression fluid processing.
It is big that existing blower often deposits noise when in use, and motor is easy the presence of the case where overload when in use, leads
Causing blower, there are some potential safety problemss.
Summary of the invention
The present invention is in order to overcome the above deficiencies in the prior art, to provide and a kind of the novel of noise is effectively reduced
Blower.
To achieve the goals above, the invention adopts the following technical scheme:
A kind of novel fan, including fan body, seal assembly, runner assembly, shaft coupling component, motor body and chassis,
Fan body, runner assembly, shaft coupling component and the motor body is mounted on chassis, and the runner assembly passes through shaft coupling
Component is connect with motor body, and the fan body includes air intake assembly, Fan casing and impeller assembly, and the one of the Fan casing
Side is equipped with the air inlet for installing air intake assembly, and the air intake assembly is mounted on Fan casing by air inlet, described
The upper surface of Fan casing is equipped with air outlet, and the impeller assembly is mounted on the another side of Fan casing, the impeller
Component is connect by seal assembly with runner assembly, and noise reducing plate is equipped in the Fan casing.
Noise reducing plate is mounted in Fan casing by the present invention, can effectively reduce the noise of entire blower；And it entirely fills
It is simple to set structure, installation and removal are convenient, are conducive to the maintenance in later period.
Preferably, the air intake assembly includes intake stack and cover board, the diameter of the intake stack from one end to
The other end is gradually reduced, and the cover board is mounted on the lateral surface of intake stack, and the big one end of the intake stack diameter is set
There is ring flange, several stiffening plates are equipped between the ring flange and cover board, the stiffening plate is mounted on intake stack
On lateral surface, the stiffening plate is radially distributed centered on intake stack on the lateral surface of intake stack.By into
The structure of air piping designs, and can improve the pressure in Fan casing, effectively to improve fan efficiency.
Preferably, the Fan casing includes on front side board, spiral case and back side panel, the air inlet is placed in front side board
On, it on the inner wall of the front side board and is placed at the position where air inlet and is equipped with stiffening ring, the spiral case is mounted on front side
Between plate and back side panel, the back side panel is equipped with the axis hole one for installing runner assembly, and the noise reducing plate is mounted on
It is fixed on front side board, spiral case and back side panel and by rivet, several reinforcing ribs, institute is equipped on the front side board and back side panel
The upper surface middle for stating Fan casing is equipped with hanging ring, and the air outlet is placed at the upper surface side of Fan casing.Wherein: noise reduction
Plate is made using alloy aluminium sheet, and is fixedly connected using rivet arrangement, and design in this way can effectively reduce wind
Noise in casing.
Preferably, the impeller assembly includes shroud, blade, hub disk and reel, the center of the shroud is equipped with pair
Interface, the diameter to interface is consistent with the small diameter of one end of intake stack diameter, the shroud by interface with
Intake stack is connected to each other, and the blade is mounted between shroud and hub disk, and the shape of the blade is arc-shaped, the leaf
In being evenly distributed between shroud and hub disk clockwise centered on to interface, the center of the hub disk is equipped with for pacifying piece
The mounting hole of reel is filled, the reel is mounted on hub disk by mounting hole and is fixed by rivet, before the hub disk deviates from
The one side of disk is equipped with radial equally distributed several propulsive thrust impellers.By the docking of shroud and intake stack so that into
The wind in air port acts directly on blade, and can further increase fan efficiency by the propulsive thrust impeller on hub disk；This Shen
Advanced backward inclined blade blower please be select, so that motor body is not easy to overload.
Preferably, the cross-sectional shape of the reel is in isosceles trapezoid, the centre of the reel is equipped with to be turned for installing
The axis hole two of dynamic component, the side of the reel are arc surface, and the bottom surface of the reel is equipped with mounting flange, the axis
Disk being fitted on hub disk and being fixed by rivet by mounting flange and mounting hole, and the axis hole two is equipped with limit
Slot one.The structure design of reel can effectively improve the firmness of entire reel.
Preferably, the seal assembly includes sealing cover and sealing clamp, the center of the sealing cover, which is equipped with, to be used for
The axis hole three of runner assembly is installed, annular groove is equipped in the axis hole three, the one side of the sealing cover is equipped with step, institute
The cross-sectional shape for stating sealing clamp is L-shaped, and the long side of the sealing clamp is equipped with positioning screw hole, the sealing clamp it is short
Side is in contact with back side panel, and the long side of the sealing clamp does not have one end of short side to be placed on the step of sealing cover, and described is close
Capping is located on back side panel by sealing clamp and is fixed on back side panel by positioning screw hole.Pass through sealing cover and sealing pressure
The design of plate can facilitate installation and removal whole device.
Preferably, the runner assembly includes main shaft and bearing block, if being equipped with dry bearing, institute in the bearing block
The main shaft stated is mounted on bearings, and one end of the main shaft is fixedly connected after passing through back side panel with reel, the main shaft it is another
End is connect with shaft coupling component, is equipped with limiting slot two in two end side surfaces of the main shaft.
Preferably, the shaft coupling component includes shaft coupling and coupling guard, the other end of the main shaft passes through shaft coupling
It is connect with motor body, the shape of the coupling guard is in zigzag shape, and the coupling guard is mounted on the outside of shaft coupling.Pass through connection
The design of axis cover can preferably protect shaft coupling.
Preferably, the chassis is equipped with rotation backing plate and motor gasket, the runner assembly passes through rotation pad
Plate is mounted on chassis, and the motor body is mounted on chassis by motor gasket, on the chassis and is placed in rotation
Reinforcement channel steel is equipped at position where backing plate and motor gasket.It can effectively be improved by the structure design on chassis whole
The firmness of a blower.
The beneficial effects of the present invention are: noise reducing plate is mounted in Fan casing, making an uproar for entire blower can be effectively reduced
Sound；And whole device structure is simple, and installation and removal are convenient, are conducive to the maintenance in later period, firmness is high, security reliability
It is good.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2, Fig. 3 are the structural schematic diagrams of air intake assembly；
Fig. 4, Fig. 5 are the structural schematic diagrams of Fan casing；
Fig. 6, Fig. 7 are the structural schematic diagrams of impeller assembly；
Fig. 8 is the structural schematic diagram of sealing cover；
Fig. 9 is the structural schematic diagram of sealing clamp；
Figure 10 is the structural schematic diagram of runner assembly；
In figure: 1. air intake assemblies, 2. Fan casings, 3. impeller assemblies, 4. runner assemblies, 5. shaft couplings, 6. coupling guards, 7. electricity
Machine ontology, 8. chassis, 9. rotation backing plates, 10. motor gaskets, 11. ring flanges, 12. stiffening plates, 13. cover boards, 14. intake stacks,
15. front side board, 16. stiffening rings, 17. back side panels, 18. spiral cases, 19. air inlets, 20. hanging rings, 21. air outlets, 22. reinforcing ribs,
23. shroud, 24. blades, 25. hub disks, 26. propulsive thrust impellers, 27. rivets, 28. reels, 29. axis holes two, 30. limiting slots one,
31. sealing cover, 32. annular grooves, 33. axis holes three, 34. sealing clamps, 35. positioning screw holes, 36. main shafts, 37. bearing blocks, 38. axis
It holds, 39. shaft coupling components, 40. steps, 41. seal assemblies, 42. pairs of interfaces, 43. limiting slots two, 44. reinforce channel steel.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and detailed description.
In embodiment as described in Figure 1, a kind of novel fan, including fan body, seal assembly 41, runner assembly 4, connection
Shaft assembly 39, motor body 7 and chassis 8, fan body, runner assembly 4, shaft coupling component 39 and motor body 7 are mounted on chassis 8
On, runner assembly 4 is connect by shaft coupling component 39 with motor body 7, and fan body includes air intake assembly 1, Fan casing 2 and impeller
Component 3, the one side of Fan casing 2 are equipped with the air inlet 19 for installing air intake assembly 1, and air intake assembly 1 is pacified by air inlet 19
On Fan casing 2, the upper surface of Fan casing 2 is equipped with air outlet 21, and impeller assembly 3 is mounted on the another side of Fan casing 2
On, impeller assembly 3 is connect by seal assembly 41 with runner assembly 4, and noise reducing plate is equipped in Fan casing 2.Wherein: noise reducing plate uses
Be that alloy aluminium sheet is made.Shaft coupling component 39 includes shaft coupling 5 and coupling guard 6, and the other end of main shaft 36 passes through shaft coupling 5
It is connect with motor body 7, the shape of coupling guard 6 is in zigzag shape, and coupling guard 6 is mounted on the outside of shaft coupling 5.Chassis 8 is equipped with
Backing plate 9 and motor gasket 10 are rotated, runner assembly 4 is mounted on chassis 8 by rotating backing plate 9, and motor body 7 passes through motor pad
Plate 10 is mounted on chassis 8, on chassis 8 and is placed at the position where rotation backing plate 9 and motor gasket 10 and is equipped with strengthening groove
Steel 44.
As shown in Figure 2 and Figure 3, air intake assembly 1 includes intake stack 14 and cover board 13, and the diameter of intake stack 14 is from one end
It is gradually reduced to the other end, cover board 13 is mounted on the lateral surface of intake stack 14, and the big one end of 14 diameter of intake stack is equipped with
Ring flange 11, is equipped with several stiffening plates 12 between ring flange 11 and cover board 13, stiffening plate 12 is mounted on the outer of intake stack 14
On side, stiffening plate 12 is radially distributed centered on intake stack 14 on the lateral surface of intake stack 14.
As shown in Figure 4, Figure 5, Fan casing 2 includes on front side board 15, spiral case 18 and back side panel 17, and air inlet 19 is placed in front side
On plate 15, on the inner wall of front side board 15 and it is placed at the position at 19 place of air inlet equipped with stiffening ring 16, before spiral case 18 is mounted on
Between side plate 15 and back side panel 17, back side panel 17 is equipped with the axis hole one for installing runner assembly 4, and noise reducing plate is mounted on front side
It is on plate 15, spiral case 18 and back side panel 17 and fixed by rivet 27, several reinforcing ribs are equipped on front side board 15 and back side panel 17
22, the upper surface middle of Fan casing 2 is equipped with hanging ring 20, and air outlet 21 is placed at the upper surface side of Fan casing 2.
As shown in Figure 6, Figure 7, impeller assembly 3 includes shroud 23, blade 24, hub disk 25 and reel 28, the center of shroud 23
Equipped with to interface 42, consistent with the small diameter of one end of 14 diameter of intake stack to the diameter of interface 42, shroud 23 passes through docking
Mouth 42 is connected to each other with intake stack 14, and blade 24 is mounted between shroud 23 and hub disk 25, and the shape of blade 24 is arc-shaped, leaf
In being evenly distributed between shroud 23 and hub disk 25 clockwise centered on to interface 42, the center of hub disk 25 is equipped with piece 24
For installing the mounting hole of reel 28, reel 28 is mounted on hub disk 25 by mounting hole and, hub disk 25 fixed by rivet 27
One side away from shroud 23 is equipped with radial equally distributed several propulsive thrust impellers 26.The cross-sectional shape of reel 28 is in
Isosceles trapezoid, the centre of reel 28 are equipped with the axis hole 2 29 for installing runner assembly 4, and the side of reel 28 is arc surface, axis
The bottom surface of disk 28 is equipped with mounting flange, reel 28 by mounting flange and mounting hole be fitted on hub disk 25 and it is logical
It is fixed to cross rivet 27, axis hole 2 29 is equipped with limiting slot 1.
As shown in Figure 8, Figure 9, seal assembly 41 includes sealing cover 31 and sealing clamp 34, and the center of sealing cover 31, which is equipped with, to be used
In being equipped with annular groove 32 in the axis hole 3 33 of installation runner assembly 4, axis hole 3 33, the one side of sealing cover 31 is equipped with step
40, the cross-sectional shape of sealing clamp 34 is L-shaped, and the long side of sealing clamp 34 is equipped with positioning screw hole 35, sealing clamp 34
Short side is in contact with back side panel 17, and the long side of sealing clamp 34 does not have one end of short side to be placed on the step 40 of sealing cover 31, close
Capping 31 is located on back side panel 17 by sealing clamp 34 and is fixed on back side panel 17 by positioning screw hole 35.
As shown in Figure 10, runner assembly 4 includes main shaft 36 and bearing block 37, main if being equipped with dry bearing 38 in bearing block 37
Axis 36 is mounted on bearing 38, and one end of main shaft 36 is fixedly connected after passing through back side panel 17 with reel 28, the other end of main shaft 36
It is connect with shaft coupling component 39, is equipped with limiting slot 2 43 in two end side surfaces of main shaft 36.
Bearing block 37 is mounted on chassis 8 by rotating backing plate 9, and motor body is mounted on chassis 8 by motor gasket 10
On, the main shaft 36 on bearing block 37 is connect by shaft coupling 5 with motor body, and coupling guard 6 is covered on shaft coupling 5, and is joined
Axis cover 6 is mounted on chassis 8, and Fan casing 2 is mounted on chassis 8, and the main shaft 36 on bearing block 37 pass through sealing cover 31 and
It is fixed with reel 28 after back side panel 17, and sealing cover 31 is mounted on back side panel 17 by sealing clamp 34, and shroud 23
Interface 42 and intake stack 14 are connected to each other, the work of motor body 7 drives 36 turns of main shaft on bearing block 37 by shaft coupling 5
Dynamic, the rotation of main shaft 36 drives the rotation of reel 28 so that blade 24 rotates, and the rotation of blade 24 will from intake stack 14
Wind in air is drawn into Fan casing 2, is discharged later from the air outlet 21 of 2 upper side of Fan casing.Entire blower have with
Lower feature: internal efficiency is high, and high efficient district is broad, can greatly save power；Performance curve is flat, and adjustable range is wide and adjustability, control
Property processed is good, and when being adjusted, 38 casees vibration velocities of bearing are unobvious；Advanced 24 blower of backward inclined blade is selected, motor was not easy
It carries；38 box structure of bearing is simple, reliable for operation, dismounts, is easy to maintenance；Casing internal uses noise reduction process.
Claims (9)
1. a kind of novel fan, characterized in that including fan body, seal assembly (41), runner assembly (4), shaft coupling component
(39), motor body (7) and chassis (8), the fan body, runner assembly (4), shaft coupling component (39) and motor body
(7) it is mounted on chassis (8), the runner assembly (4) is connect by shaft coupling component (39) with motor body (7), described
Fan body includes air intake assembly (1), Fan casing (2) and impeller assembly (3), and the one side of the Fan casing (2), which is equipped with, to be used for
The air inlet (19) of air intake assembly (1) is installed, the air intake assembly (1) is mounted on Fan casing (2) by air inlet (19),
The upper surface of the Fan casing (2) is equipped with air outlet (21), and the impeller assembly (3) is mounted on the another of Fan casing (2)
On side, the impeller assembly (3) is connect by seal assembly (41) with runner assembly (4), is set in the Fan casing (2)
There is noise reducing plate.
2. a kind of novel fan according to claim 1, characterized in that the air intake assembly (1) includes intake stack
(14) and cover board (13), the diameter of the intake stack (14), which passes through, to be gradually reduced, the cover board (13) peace
On the lateral surface of intake stack (14), the big one end of intake stack (14) diameter is equipped with ring flange (11), described
Several stiffening plates (12) are equipped between ring flange (11) and cover board (13), the stiffening plate (12) is mounted on intake stack
(14) on lateral surface, the stiffening plate (12) is radially distributed centered on intake stack (14) in intake stack (14)
Lateral surface on.
3. a kind of novel fan according to claim 1, characterized in that the Fan casing (2) include front side board (15),
On spiral case (18) and back side panel (17), the air inlet (19) is placed on front side board (15), the inner wall of the front side board (15)
It is upper and be placed at the position where air inlet (19) and be equipped with stiffening ring (16), the spiral case (18) be mounted on front side board (15) and
Between back side panel (17), the back side panel (17) is equipped with the axis hole one for installing runner assembly (4), the noise reducing plate
Be mounted on front side board (15), spiral case (18) and back side panel (17) and fixed by rivet (27), the front side board (15) and
It is equipped on back side panel (17) several reinforcing ribs (22), the upper surface middle of the Fan casing (2) is equipped with hanging ring (20), described
Air outlet (21) be placed at the upper surface side of Fan casing (2).
4. a kind of novel fan according to claim 2 or 3, characterized in that the impeller assembly (3) includes shroud
(23), blade (24), hub disk (25) and reel (28), the center of the shroud (23) is equipped with to interface (42), described to interface
(42) diameter is consistent with the small diameter of one end of intake stack (14) diameter, the shroud (23) by interface (42) with
Intake stack (14) is connected to each other, and the blade (24) is mounted between shroud (23) and hub disk (25), the blade (24)
Shape is arc-shaped, the blade (24) centered on to interface (42) in clockwise be evenly distributed on shroud (23) and
Between hub disk (25), the center of the hub disk (25) is equipped with the mounting hole for installing reel (28), and the reel (28) is logical
It crosses mounting hole to be mounted on hub disk (25) and fix by rivet (27), the hub disk (25) sets in the one side of shroud (23)
There are radial equally distributed several propulsive thrust impellers (26).
5. a kind of novel fan according to claim 4, characterized in that the cross-sectional shape of the reel (28) is in isosceles
Trapezoidal, the centre of the reel (28) is equipped with the axis hole two (29) for installing runner assembly (4), the side of the reel (28)
For arc surface, the bottom surface of the reel (28) is equipped with mounting flange, and the reel (28) passes through mounting flange and installation
Hole being fitted on hub disk (25) and being fixed by rivet (27), and the axis hole two (29) is equipped with limiting slot one
(30)。
6. a kind of novel fan according to claim 3, characterized in that the seal assembly (41) includes sealing cover
(31) and sealing clamp (34), the center of the sealing cover (31) are equipped with the axis hole three (33) for installing runner assembly (4), institute
Annular groove (32) are equipped in the axis hole three (33) stated, the one side of the sealing cover (31) is equipped with step (40), the sealing
The cross-sectional shape of pressing plate (34) is L-shaped, and the long side of the sealing clamp (34) is equipped with positioning screw hole (35), the sealing pressure
The short side of plate (34) is in contact with back side panel (17), and the long side of the sealing clamp (34) does not have one end of short side to be placed in sealing cover
(31) on step (40), the sealing cover (31) is located on back side panel (17) by sealing clamp (34) and passes through positioning
Screw hole (35) is fixed on back side panel (17).
7. a kind of novel fan according to claim 4, characterized in that the runner assembly (4) includes main shaft (36)
With bearing block (37), for the bearing block (37) if interior be equipped with dry bearing (38), the main shaft (36) is mounted on bearing (38)
On, one end of the main shaft (36) passes through back side panel (17) and is fixedly connected afterwards with reel (28), the other end of the main shaft (36)
It is connect with shaft coupling component (39), is equipped with limiting slot two (43) in two end side surfaces of the main shaft (36).
8. a kind of novel fan according to claim 7, characterized in that the shaft coupling component (39) includes shaft coupling
(5) it is connect by shaft coupling (5) with motor body (7) with coupling guard (6), the other end of the main shaft (36), the coupling guard
(6) shape is in zigzag shape, and the coupling guard (6) is mounted on the outside of shaft coupling (5).
9. a kind of novel fan according to claim 1, characterized in that the chassis (8) is equipped with rotation backing plate (9)
With motor gasket (10), the runner assembly (4) is mounted on chassis (8) by rotating backing plate (9), the motor body
(7) it is mounted on chassis (8) by motor gasket (10), on the chassis (8) and is placed in rotation backing plate (9) and motor gasket
(10) it is equipped at the position where and reinforces channel steel (44).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910927601.XA CN110529413A (en) | 2019-09-27 | 2019-09-27 | A kind of novel fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910927601.XA CN110529413A (en) | 2019-09-27 | 2019-09-27 | A kind of novel fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110529413A true CN110529413A (en) | 2019-12-03 |
Family
ID=68670781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910927601.XA Pending CN110529413A (en) | 2019-09-27 | 2019-09-27 | A kind of novel fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110529413A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111594482A (en) * | 2020-05-11 | 2020-08-28 | 南京玛格耐特智能科技有限公司 | Special bearing box for disrotatory axial flow fan |
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Application publication date: 20191203 |
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