CN104454571B - A kind of disjunctor counter-rotating fan - Google Patents
A kind of disjunctor counter-rotating fan Download PDFInfo
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- CN104454571B CN104454571B CN201310415219.3A CN201310415219A CN104454571B CN 104454571 B CN104454571 B CN 104454571B CN 201310415219 A CN201310415219 A CN 201310415219A CN 104454571 B CN104454571 B CN 104454571B
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- blade
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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
- F04D23/00—Other rotary non-positive-displacement 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
-
- 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
-
- 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
- F04D29/668—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps damping or preventing mechanical vibrations
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention proposes a kind of disjunctor counter-rotating fan, for solving the wind energy insufficient pressure that existing blower fan provides, the problem that output span is little, including: blower fan ectosome, the side of blower fan ectosome is provided with air inlet, is provided with base plate below blower fan ectosome；Cylindricality is turned, and cylindricality is turned and included an opening, and opening and air inlet homonymy；Cylindricality is provided with helical-blade in turning；Taper is turned, and taper is turned and included little head end and the stub end of equal opening, and the opening homonymy that the little head end turned of taper is turned with cylindricality；Taper is provided with normal spiral leaf in turning；Fan shaft, one end of fan shaft is provided with power wheel；Fan shaft is fixed on the axial centre of blower fan ectosome；Fan shaft is turned with taper by normal spiral leaf and is connected；Taper is turned and is arranged in cylindricality turns, and taper is turned and turned connection by helical-blade cylindricality.The disjunctor counter-rotating fan that the present invention proposes, the pressure of the wind energy being provided that is big, output span is big, applied widely and simple in construction, low cost.
Description
Technical field
The present invention relates to blower fan technical field, particularly relate to a kind of output disjunctor that large span can be provided
Counter-rotating fan.
Background technology
The mechanical energy of input of being dependent on blower fan improves gas pressure and supplies gas side by side the machinery of body, and it is a kind of driven
Fluid machinery.According to the direction of gas flowing, blower fan is divided into: centrifugal, axial-flow type, diagonal flow type and horizontal stroke
The types such as streaming.Existing blower fan, uses the mode of above-mentioned a kind of gas flowing mostly, and effective power is little,
The wind energy insufficient pressure of output, it is impossible to meet the wind energy demand of different field.It addition, use with fan,
There is also the defects such as vibration is big, noise is big, big energy-consuming, cost are high, maintenance cost is high.
Summary of the invention
The present invention proposes a kind of disjunctor counter-rotating fan, for solve wind energy insufficient pressure that existing blower fan provides,
The problem that output span is little.
The technical scheme is that and be achieved in that:
A kind of disjunctor counter-rotating fan, including:
Blower fan ectosome, the side of blower fan ectosome is provided with air inlet, is provided with base plate below blower fan ectosome；
Cylindricality is turned, and cylindricality is turned and included an opening, and opening and air inlet homonymy；In cylindricality is turned
It is provided with helical-blade；
Taper is turned, and taper is turned and included little head end and the stub end of equal opening, and the little head end that taper is turned
The opening homonymy turned with cylindricality；Taper is provided with normal spiral leaf in turning；
Fan shaft, one end of fan shaft is provided with power wheel；
Fan shaft is fixed on the axial centre of blower fan ectosome；Fan shaft is turned even by normal spiral leaf and taper
Connect；Taper is turned and is arranged in cylindricality turns, and taper is turned to be turned with cylindricality by helical-blade and is connected.
Preferably, helical-blade is composite screw leaf.
Preferably, cylindricality is turned and is outside equipped with water conservancy diversion safety guard.
Preferably, the opening that cylindricality is turned is provided with filter.
Preferably, the other end of fan shaft is provided with porous axle sleeve, and porous shaft puts and is provided with porous shaft and extracts
Pore；The little head end that taper is turned is tightly connected with porous axle sleeve.
Preferably, also including air storage chamber, air storage chamber is arranged on the outside of porous axle sleeve by air storage chamber shell；
Unidirectional gas outlet it is provided with on air storage chamber shell.
Preferably, composite screw leaf includes: the first blade, connection blade and the second blade；Composite screw leaf
Turn with cylindricality to be connected by connecting blade.
Preferably, the connection angle between the first blade and the second blade is 10-20 °, the first blade and cylindricality
The angle of the portareapiston turned is 15-25 °.
Preferably, the axial centre of blower fan ectosome is provided with bearing, bearing be provided above oil chamber,
In fan shaft is arranged on bearing and fixed with blower fan ectosome by bearing (ball) cover.
A kind of disjunctor counter-rotating fan that the present invention proposes, cylindricality being turned turns with taper combines, and cylindricality turns
Internal being provided with composite screw leaf, the wind energy power span of output is big, pressure big, can meet different field
Demand；Being placed in cylindricality turn interior structure it addition, use taper to turn, produce when fan shaft rotates shakes
Dynamic little with noise, low cost, simple in construction, maintenance cost are low.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to enforcement
In example or description of the prior art, the required accompanying drawing used is briefly described, it should be apparent that, describe below
In accompanying drawing be only some embodiments of the present invention, for those of ordinary skill in the art, do not paying
On the premise of going out creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the planar structure schematic diagram of the disjunctor counter-rotating fan that the present invention proposes；
Fig. 2 is the cross-sectional structure schematic diagram of the air storage chamber of the disjunctor counter-rotating fan of the present invention；
Fig. 3 is the right view of the disjunctor counter-rotating fan of the present invention；
Fig. 4 is the structural representation of the composite screw leaf of the disjunctor counter-rotating fan of the present invention.
In figure:
1, blower fan ectosome；11, air inlet；12, water conservancy diversion safety guard；2, fan shaft；21, bearing；22、
Bearing (ball) cover；23, porous axle sleeve；231, porous shaft set gas outlet；3, bucket cylindricality is turned；31, spiral
Leaf；311, the first blade；312, the second blade；313, blade is connected；4, taper is turned；41, general
Logical helical-blade；5, oil chamber；6, air storage chamber；61, air storage chamber shell；62, unidirectional gas outlet；7、
Filter；8, base plate；9, power wheel.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clearly
Chu, be fully described by, it is clear that described embodiment be only a part of embodiment of the present invention rather than
Whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creation
The every other embodiment obtained under property work premise, broadly falls into the scope of protection of the invention.
As shown in Figure 1, Figure 2, Fig. 3 and Fig. 4 jointly shown in: a kind of disjunctor counter-rotating fan, including:
Blower fan ectosome 1, the side of blower fan ectosome 1 is provided with air inlet 11, is provided with below blower fan ectosome 1
Base plate 8；
Cylindricality turns 3, and cylindricality is turned and 3 included an opening, and opening and air inlet 11 homonymy；Cylindricality
Turn and helical-blade 31 is set in 3；
Taper turns 4, and taper is turned 4 little head end and the stub ends including equal opening, and taper turn 4 little
Head end and cylindricality turn 3 opening homonymy；Taper is turned and is provided with normal spiral leaf 41 in 4；
Fan shaft 2, one end of fan shaft 2 is provided with power wheel 9；
Fan shaft 2 is fixed on the axial centre of blower fan ectosome 1；Fan shaft 2 is by normal spiral leaf 41 and cone
Shape is turned 4 connections；Taper is turned and 4 is arranged on cylindricality and turns in 3, taper turn 4 by helical-blade 31 with
Cylindricality is turned 3 connections.
Operation principle: one end of fan shaft 2 is provided with power wheel 9, external force drives power wheel 9 rotate and then carry
Wind symptom arbor 2 rotates, and fan shaft 2 drives cylindricality to turn again and 3 turns 4 rotations with taper；Gas is by air inlet
Mouthfuls 11 enter the cylindricality being rotating turn 3 opening time, at the work of the helical-blade 31 that cylindricality is turned in 3
The speedups turning in 3 by lower entrance cylindricality and make axially to reverse along helical-blade 31 are moved, and are turning to cylindricality
During the bottom speedup of 3, the space occupied along with gas is gradually reduced, turn in taper 4 centrifugal action
Under, the density of gas is gradually increased；Be applied to cylindricality turn 3 bottom after, taper turn in 4 general
Under the effect of logical helical-blade 41, the gas after cylindricality turns 3 speedup superchargings turn via taper 4 major part
End enters taper and turns in 4, and axially reverses speedup along fan shaft 2 and move, and gas has had concurrently axially
Motion with inverse axle rotate two kinds of forms of motion, due to taper turn 4 cross-sectional area uniformly reduce, gas
Density increases further, until it reaches taper turn 4 little head end, finally give high pressure, highdensity gas
Body.
By cylindricality turn 3 with taper turn 4 synergism, the present invention propose a kind of disjunctor to whirlwind
Machine can provide the wind energy that power span is big, applied widely, reliable；Taper is turned and 4 is placed in post
Shape is turned in 3, and the noise that fan shaft 2 produces is digested at blower fan with vibration, therefore the company of present invention proposition
The vibration of body counter-rotating fan is little, noise is little, and fan performance is high.
Another embodiment of the present invention, as the preferred technical scheme of one, helical-blade 31 is composite screw leaf.
Another embodiment of the present invention, as the preferred technical scheme of one, cylindricality turn 3 be outside equipped with water conservancy diversion peace
Full cover 12.
A kind of disjunctor counter-rotating fan that the present invention proposes, during work cylindricality turn 3 and taper turn 4 high-speed rotaries
Turning, there is the biggest potential safety hazard, in order to improve the safety of this disjunctor counter-rotating fan further, cylindricality turns
Arranging water conservancy diversion safety guard 12 outside body 3, water conservancy diversion safety guard 12 is bucket cylindricality water conservancy diversion safety guard, and it both can be protected
Operator safety, gas can be guided again cylindricality turn 3 air inlet direction.
One more embodiment of the present invention, as the preferred technical scheme of one, cylindricality turn 3 opening on
It is provided with filter 7.
Another embodiment of the present invention, as the preferred technical scheme of one, the other end of fan shaft 2 is arranged
There is porous axle sleeve 23, porous axle sleeve 23 is provided with porous shaft set venthole 231；Taper turn 4 microcephaly
End is tightly connected with porous axle sleeve 23.
One more embodiment of the present invention, as the preferred technical scheme of one, also includes air storage chamber 6, air storage chamber
6 are arranged on the outside of porous axle sleeve 23 by air storage chamber shell 61；It is provided with unidirectional on air storage chamber shell 61
Gas outlet 62.
By cylindricality turn 3 and taper turn the gas after 4 speedups, supercharging, arrive taper turn 4 microcephaly
After end, enter air storage chamber 6 via the porous shaft set venthole 231 on porous axle sleeve 23 standby；Air storage chamber 6
Air storage chamber shell 61 on be provided with unidirectional gas outlet 62, can external device of air.
Another embodiment of the present invention, as the preferred technical scheme of one, composite screw leaf 31 includes: the
One blade 311, connection blade 313 and the second blade 312；Composite screw leaf 31 is by connecting blade 313
Turn with cylindricality and 3 be connected.
One more embodiment of the present invention, as the preferred technical scheme of one, the first blade 311 and the second leaf
Connection angle between sheet 312 is 10-20 °, the first blade 311 and cylindricality turn 3 opening horizontal plane
Angle be 15-25 °.
Another embodiment of the present invention, as the preferred technical scheme of one, the axial centre of blower fan ectosome 1
Be provided with bearing 21, bearing 21 be provided above oil chamber 5, fan shaft 2 is arranged in bearing 21
And fixed with blower fan ectosome 1 by bearing (ball) cover 22.
Embodiment 1
A kind of disjunctor counter-rotating fan, including:
Blower fan ectosome 1, the side of blower fan ectosome 1 is provided with air inlet 11, is provided with below blower fan ectosome 1
Base plate 8；
Cylindricality turns 3, and cylindricality is turned and 3 included an opening, and opening and air inlet 11 homonymy, opening
Filter 7 it is provided with on end；Cylindricality is turned and is arranged composite screw leaf 31 in 3；Composite screw leaf 31 includes:
First blade 311, connect blade 313 and the second blade 312, the first blade 311 and the second blade 312 it
Between connection angle be 10 °；Composite screw leaf 31 is turned with cylindricality 3 to be connected by being connected blade 313, the
One blade 311 and cylindricality turn 3 the angle of opening horizontal plane be 15 °；Cylindricality is turned and 3 is outside equipped with
Water conservancy diversion safety guard 12；
Taper turns 4, and taper is turned 4 little head end and the stub ends including equal opening, and taper turn 4 little
Head end and cylindricality turn 3 opening homonymy；Taper is turned and is provided with normal spiral leaf 41 in 4；
Fan shaft 2, one end of fan shaft 2 is provided with power wheel 9；The other end of fan shaft 2 is provided with porous
Axle sleeve 23, porous axle sleeve 23 is provided with porous shaft set venthole 231；Taper turn 4 little head end with many
Hole axle sleeve 23 is tightly connected；
Air storage chamber 6, air storage chamber 6 is arranged on the outside of porous axle sleeve 23 by air storage chamber shell 61；Air storage chamber
Unidirectional gas outlet 62 it is provided with on shell 61；
Fan shaft 2 is fixed on the axial centre of blower fan ectosome 1；Fan shaft 2 is by normal spiral leaf 41 and cone
Shape is turned 4 connections；Taper is turned and 4 is arranged on cylindricality and turns in 3, taper turn 4 by helical-blade 31 with
Cylindricality is turned 3 connections.
A kind of disjunctor counter-rotating fan that the present invention proposes, the creative compound spiral vane that devises turns with taper
Body structure, makes gas speedup supercharging under the action of the centrifugal, finally gives that output is big, pressure big, speed
High wind energy, has steady, simple, the supercharging of Spiral fan of fan blade blower of axial blower fan concurrently and to whirlwind
The speedup these four advantage of machine.
Embodiment 2
A kind of disjunctor counter-rotating fan, including:
Blower fan ectosome 1, the side of blower fan ectosome 1 is provided with air inlet 11, is provided with below blower fan ectosome 1
Base plate 8；
Cylindricality turns 3, and cylindricality is turned and 3 included an opening, and opening and air inlet 11 homonymy, opening
Filter 7 it is provided with on end；Cylindricality is turned and is arranged composite screw leaf 31 in 3；Composite screw leaf 31 includes:
First blade 311, connect blade 313 and the second blade 312, the first blade 311 and the second blade 312 it
Between connection angle be 20 °；Composite screw leaf 31 is turned with cylindricality 3 to be connected by being connected blade 313, the
One blade 311 and cylindricality turn 3 the angle of opening horizontal plane be 25 °；Cylindricality is turned and 3 is outside equipped with
Water conservancy diversion safety guard 12；
Taper turns 4, and taper is turned 4 little head end and the stub ends including equal opening, and taper turn 4 little
Head end and cylindricality turn 3 opening homonymy；Taper is turned and is provided with normal spiral leaf 41 in 4；
Fan shaft 2, one end of fan shaft 2 is provided with power wheel 9；The other end of fan shaft 2 is provided with porous
Axle sleeve 23, porous axle sleeve 23 is provided with porous shaft set venthole 231；Taper turn 4 little head end with many
Hole axle sleeve 23 is tightly connected；
Air storage chamber 6, air storage chamber 6 is arranged on the outside of porous axle sleeve 23 by air storage chamber shell 61；Air storage chamber
Unidirectional gas outlet 62 it is provided with on shell 61；
Fan shaft 2 is fixed on the axial centre of blower fan ectosome 1；Fan shaft 2 is by normal spiral leaf 41 and cone
Shape is turned 4 connections；Taper is turned and 4 is arranged on cylindricality and turns in 3, taper turn 4 by helical-blade 31 with
Cylindricality is turned 3 connections.
A kind of disjunctor counter-rotating fan that the present invention proposes, the creative compound spiral vane that devises turns with taper
Body structure, makes gas speedup supercharging under the action of the centrifugal, finally gives that output is big, pressure big, speed
High wind energy, has steady, simple, the supercharging of Spiral fan of fan blade blower of axial blower fan concurrently and to whirlwind
The speedup these four advantage of machine.
Embodiment 3
A kind of disjunctor counter-rotating fan, including:
Blower fan ectosome 1, the side of blower fan ectosome 1 is provided with air inlet 11, is provided with below blower fan ectosome 1
Base plate 8；
Cylindricality turns 3, and cylindricality is turned and 3 included an opening, and opening and air inlet 11 homonymy, opening
Filter 7 it is provided with on end；Cylindricality is turned and is arranged composite screw leaf 31 in 3；Composite screw leaf 31 includes:
First blade 311, connect blade 313 and the second blade 312, the first blade 311 and the second blade 312 it
Between connection angle be 15 °；Composite screw leaf 31 is turned with cylindricality 3 to be connected by being connected blade 313, the
One blade 311 and cylindricality turn 3 the angle of opening horizontal plane be 20 °；Cylindricality is turned and 3 is outside equipped with
Water conservancy diversion safety guard 12；
Taper turns 4, and taper is turned 4 little head end and the stub ends including equal opening, and taper turn 4 little
Head end and cylindricality turn 3 opening homonymy；Taper is turned and is provided with normal spiral leaf 41 in 4；
Fan shaft 2, one end of fan shaft 2 is provided with power wheel 9；The other end of fan shaft 2 is provided with porous
Axle sleeve 23, porous axle sleeve 23 is provided with porous shaft set venthole 231；Taper turn 4 little head end with many
Hole axle sleeve 23 is tightly connected；
Air storage chamber 6, air storage chamber 6 is arranged on the outside of porous axle sleeve 23 by air storage chamber shell 61；Air storage chamber
Unidirectional gas outlet 62 it is provided with on shell 61；
Fan shaft 2 is fixed on the axial centre of blower fan ectosome 1；Fan shaft 2 is by normal spiral leaf 41 and cone
Shape is turned 4 connections；Taper is turned and 4 is arranged on cylindricality and turns in 3, taper turn 4 by helical-blade 31 with
Cylindricality is turned 3 connections.
A kind of disjunctor counter-rotating fan that the present invention proposes, the creative compound spiral vane that devises turns with taper
Body structure, makes gas speedup supercharging under the action of the centrifugal, finally gives that output is big, pressure big, speed
High wind energy, has steady, simple, the supercharging of Spiral fan of fan blade blower of axial blower fan concurrently and to whirlwind
The speedup these four advantage of machine.
Embodiment 4
A kind of disjunctor counter-rotating fan, including:
Blower fan ectosome 1, the side of blower fan ectosome 1 is provided with air inlet 11, is provided with below blower fan ectosome 1
Base plate 8；
Cylindricality turns 3, and cylindricality is turned and 3 included an opening, and opening and air inlet 11 homonymy, opening
Filter 7 it is provided with on end；Cylindricality is turned and is arranged composite screw leaf 31 in 3；Composite screw leaf 31 includes:
First blade 311, connect blade 313 and the second blade 312, the first blade 311 and the second blade 312 it
Between connection angle be 10 °；Composite screw leaf 31 is turned with cylindricality 3 to be connected by being connected blade 313, the
One blade 311 and cylindricality turn 3 the angle of opening horizontal plane be 25 °；Cylindricality is turned and 3 is outside equipped with
Water conservancy diversion safety guard 12；
Taper turns 4, and taper is turned 4 little head end and the stub ends including equal opening, and taper turn 4 little
Head end and cylindricality turn 3 opening homonymy；Taper is turned and is provided with normal spiral leaf 41 in 4；
Fan shaft 2, one end of fan shaft 2 is provided with power wheel 9；The other end of fan shaft 2 is provided with porous
Axle sleeve 23, porous axle sleeve 23 is provided with porous shaft set venthole 231；Taper turn 4 little head end with many
Hole axle sleeve 23 is tightly connected；
Air storage chamber 6, air storage chamber 6 is arranged on the outside of porous axle sleeve 23 by air storage chamber shell 61；Air storage chamber
Unidirectional gas outlet 62 it is provided with on shell 61；
Fan shaft 2 is fixed on the axial centre of blower fan ectosome 1；Fan shaft 2 is by normal spiral leaf 41 and cone
Shape is turned 4 connections；Taper is turned and 4 is arranged on cylindricality and turns in 3, taper turn 4 by helical-blade 31 with
Cylindricality is turned 3 connections.
A kind of disjunctor counter-rotating fan that the present invention proposes, the creative compound spiral vane that devises turns with taper
Body structure, makes gas speedup supercharging under the action of the centrifugal, finally gives that output is big, pressure big, speed
High wind energy, has steady, simple, the supercharging of Spiral fan of fan blade blower of axial blower fan concurrently and to whirlwind
The speedup these four advantage of machine.
Embodiment 5
A kind of disjunctor counter-rotating fan, including:
Blower fan ectosome 1, the side of blower fan ectosome 1 is provided with air inlet 11, is provided with below blower fan ectosome 1
Base plate 8；
Cylindricality turns 3, and cylindricality is turned and 3 included an opening, and opening and air inlet 11 homonymy, opening
Filter 7 it is provided with on end；Cylindricality is turned and is arranged composite screw leaf 31 in 3；Composite screw leaf 31 includes:
First blade 311, connect blade 313 and the second blade 312, the first blade 311 and the second blade 312 it
Between connection angle be 20 °；Composite screw leaf 31 is turned with cylindricality 3 to be connected by being connected blade 313, the
One blade 311 and cylindricality turn 3 the angle of opening horizontal plane be 15 °；Cylindricality is turned and 3 is outside equipped with
Water conservancy diversion safety guard 12；
Taper turns 4, and taper is turned 4 little head end and the stub ends including equal opening, and taper turn 4 little
Head end and cylindricality turn 3 opening homonymy；Taper is turned and is provided with normal spiral leaf 41 in 4；
Fan shaft 2, one end of fan shaft 2 is provided with power wheel 9；The other end of fan shaft 2 is provided with porous
Axle sleeve 23, porous axle sleeve 23 is provided with porous shaft set venthole 231；Taper turn 4 little head end with many
Hole axle sleeve 23 is tightly connected；
Air storage chamber 6, air storage chamber 6 is arranged on the outside of porous axle sleeve 23 by air storage chamber shell 61；Air storage chamber
Unidirectional gas outlet 62 it is provided with on shell 61；
Fan shaft 2 is fixed on the axial centre of blower fan ectosome 1；Fan shaft 2 is by normal spiral leaf 41 and cone
Shape is turned 4 connections；Taper is turned and 4 is arranged on cylindricality and turns in 3, taper turn 4 by helical-blade 31 with
Cylindricality is turned 3 connections.
A kind of disjunctor counter-rotating fan that the present invention proposes, the creative compound spiral vane that devises turns with taper
Body structure, makes gas speedup supercharging under the action of the centrifugal, finally gives that output is big, pressure big, speed
High wind energy, has steady, simple, the supercharging of Spiral fan of fan blade blower of axial blower fan concurrently and to whirlwind
The speedup these four advantage of machine.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all at this
Within bright spirit and principle, any modification, equivalent substitution and improvement etc. made, should be included in this
Within bright protection domain.
Claims (9)
1. a disjunctor counter-rotating fan, it is characterised in that: including:
Blower fan ectosome (1), the side of described blower fan ectosome (1) is provided with air inlet (11), described wind
Machine ectosome (1) lower section is provided with base plate (8)；
Cylindricality is turned (3), described cylindricality turn (3) include an opening, and described opening is with described
Air inlet (11) homonymy；Described cylindricality is turned and is provided with helical-blade (31) in (3)；
Taper is turned (4), described taper turn (4) include little head end and the stub end of equal opening, and institute
State turn little head end and the described cylindricality of (4) of taper to turn the opening homonymy of (3)；Described taper is turned
(4) normal spiral leaf (41) it is provided with in；
Fan shaft (2), one end of described fan shaft (2) is provided with power wheel (9)；
Described fan shaft (2) is fixed on the axial centre of described blower fan ectosome (1)；Described fan shaft (2)
By described normal spiral leaf (41) turn with described taper (4) be connected；Described taper turn (4) set
Put and turn in (3) in described cylindricality, described taper turn (4) by described helical-blade (31) with described
Cylindricality turn (3) connect.
Disjunctor counter-rotating fan the most according to claim 1, it is characterised in that: described helical-blade (31)
For composite screw leaf.
Disjunctor counter-rotating fan the most according to claim 1, it is characterised in that: described cylindricality turns (3)
It is outside equipped with water conservancy diversion safety guard (12).
Disjunctor counter-rotating fan the most according to claim 1, it is characterised in that: described cylindricality turns (3)
Opening on be provided with filter (7).
Disjunctor counter-rotating fan the most according to claim 2, it is characterised in that: described fan shaft (2)
The other end be provided with porous axle sleeve (23), described porous axle sleeve (23) is provided with porous shaft set and gives vent to anger
Hole (231)；The turn little head end of (4) of described taper is tightly connected with described porous axle sleeve (23).
Disjunctor counter-rotating fan the most according to claim 5, it is characterised in that: also include air storage chamber (6),
Described air storage chamber (6) is arranged on the outside of described porous axle sleeve (23) by air storage chamber shell (61)；Institute
State and on air storage chamber shell (61), be provided with unidirectional gas outlet (62).
Disjunctor counter-rotating fan the most according to claim 6, it is characterised in that: described composite screw leaf (31)
Including: the first blade (311), connection blade (313) and the second blade (312)；Described composite screw
Leaf (31) by described connection blade (313) turn with described cylindricality (3) be connected.
Disjunctor counter-rotating fan the most according to claim 7, it is characterised in that: described first blade (311)
And the connection angle between described second blade (312) is 10-20 °, described first blade (311) and institute
State the turn angle of portareapiston of (3) of cylindricality and be 15-25 °.
9. according to the disjunctor counter-rotating fan described in any one of claim 1-8, it is characterised in that: described blower fan
The axial centre of ectosome (1) is provided with bearing (21), described bearing (21) be provided above lubricating oil
Room (5), described fan shaft (2) be arranged in described bearing (21) and by bearing (ball) cover (22) and
Described blower fan ectosome (1) is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310415219.3A CN104454571B (en) | 2013-09-12 | 2013-09-12 | A kind of disjunctor counter-rotating fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310415219.3A CN104454571B (en) | 2013-09-12 | 2013-09-12 | A kind of disjunctor counter-rotating fan |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104454571A CN104454571A (en) | 2015-03-25 |
| CN104454571B true CN104454571B (en) | 2016-09-21 |
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| CN201310415219.3A Expired - Fee Related CN104454571B (en) | 2013-09-12 | 2013-09-12 | A kind of disjunctor counter-rotating fan |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2761894Y (en) * | 2004-08-02 | 2006-03-01 | 达隆科技股份有限公司 | Improved fan impeller structure |
| CN201078349Y (en) * | 2007-08-17 | 2008-06-25 | 黄德超 | Hot air gun fan of two group turbine |
| CN101338766A (en) * | 2007-07-04 | 2009-01-07 | 富准精密工业(深圳)有限公司 | Centrifugal fan and heat sink module adopting same |
| WO2013058284A1 (en) * | 2011-10-17 | 2013-04-25 | 本田技研工業株式会社 | Method for manufacturing impeller |
| CN203146409U (en) * | 2013-01-29 | 2013-08-21 | 陈耀乾 | Complex impeller and air supply device thereof |
| CN203532281U (en) * | 2013-09-12 | 2014-04-09 | 天津达诺信建筑材料销售有限公司 | Conjoined counter-rotating fan |
-
2013
- 2013-09-12 CN CN201310415219.3A patent/CN104454571B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2761894Y (en) * | 2004-08-02 | 2006-03-01 | 达隆科技股份有限公司 | Improved fan impeller structure |
| CN101338766A (en) * | 2007-07-04 | 2009-01-07 | 富准精密工业(深圳)有限公司 | Centrifugal fan and heat sink module adopting same |
| CN201078349Y (en) * | 2007-08-17 | 2008-06-25 | 黄德超 | Hot air gun fan of two group turbine |
| WO2013058284A1 (en) * | 2011-10-17 | 2013-04-25 | 本田技研工業株式会社 | Method for manufacturing impeller |
| CN203146409U (en) * | 2013-01-29 | 2013-08-21 | 陈耀乾 | Complex impeller and air supply device thereof |
| CN203532281U (en) * | 2013-09-12 | 2014-04-09 | 天津达诺信建筑材料销售有限公司 | Conjoined counter-rotating fan |
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| Publication number | Publication date |
|---|---|
| CN104454571A (en) | 2015-03-25 |
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