CN205689490U - A kind of flow-passage-changeable width impeller - Google Patents
A kind of flow-passage-changeable width impeller Download PDFInfo
- Publication number
- CN205689490U CN205689490U CN201620662365.5U CN201620662365U CN205689490U CN 205689490 U CN205689490 U CN 205689490U CN 201620662365 U CN201620662365 U CN 201620662365U CN 205689490 U CN205689490 U CN 205689490U
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- hub disk
- sliding
- drive shaft
- blade
- passage
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Abstract
The utility model discloses a kind of flow-passage-changeable width impeller, including sliding drive mechanism, final drive shaft, shroud, fixing hub disk, blade and removable hub disk；Described fixing hub disk is fixed on final drive shaft；The two ends of described blade are separately fixed on shroud and fixing hub disk, and blade is provided with multi-disc, and more blades is uniformly distributed along the circumference of shroud and fixing hub disk；Described removable hub disk is arranged between shroud and fixing hub disk, and is slidably connected with final drive shaft；Described blade runs through removable hub disk；Described sliding drive mechanism drives removable hub disk to slide on final drive shaft.This utility model is by changing removable airflow path width between hub disk and shroud, the change of supply and exhaust amount is realized when rotating speed is constant, blast is not affected by the change of this air quantity, input power only with air quantity be changing into linear scale change, there is no meaningless waste, have effectively achieved energy-conservation, it also avoid air quantity increase simultaneously and cause blast increasing, noise to strengthen.
Description
Technical field
This utility model relates to a kind of flow-passage-changeable width impeller.
Background technology
Variable air rate blower fan is widely used, and tradition variable air rate blower fan has following two air quantity control method: a, uses change leaf
Wheel speed regulation supply and exhaust amount；B, employing fraction backflow or by-pass method regulation supply and exhaust amount.The air quantity of blower fan in method a
Being directly proportional to the first power of rotating speed, blast is directly proportional to the quadratic power of rotating speed, and input power is directly proportional to the cube of rotating speed,
During adding the regulation of Wind Volume, blast, input power change greatly, and noise is big, and input power is big, are unfavorable for that blower fan uses the longevity
Life, is unfavorable for energy-conservation；Method b wastes the energy consumption of blower fan especially when low air quantity runs.Wind to blower fan time actually used
The method that pressure or total head seldom need change, traditional relying on to change wheel speed regulation air quantity cannot realize under constant blast
Air quantity regulates.
Utility model content
The purpose of this utility model is to provide a kind of flow-passage-changeable width impeller, only changes air quantity, does not change blast, suitableeer
Answer actual demand, and the unnecessary waste of the energy can be avoided.
The technical scheme realizing this utility model purpose is: a kind of flow-passage-changeable width impeller, including sliding drive mechanism,
Final drive shaft, shroud, fixing hub disk, blade and removable hub disk；Described fixing hub disk is fixed on final drive shaft；Described blade
Two ends be separately fixed on shroud and fixing hub disk, blade is provided with multi-disc, and more blades is along shroud and the circumference of fixing hub disk
It is uniformly distributed；Described removable hub disk is arranged between shroud and fixing hub disk, and is slidably connected with final drive shaft；Described blade
Run through removable hub disk；Described sliding drive mechanism drives removable hub disk to slide on final drive shaft.
Described sliding drive mechanism includes that sliding drives motor, transmission component, screw mandrel, semilune to fix shift fork, connecting shaft
Hold, outer sliding dish, interior assembling dish and connecting rod；Described sliding drives motor to drive screw mandrel to rotate by transmission component；Described first quarter moon
Shape is fixed shift fork and is connected with wire rod thread, and is connected with outer sliding dish by connecting bearing；Described outer sliding dish and interior assembling dish
Lay respectively at the both sides of fixing hub disk；Described outer sliding dish is slidably connected with final drive shaft；Described interior assembling dish is fixed on and can move
On dynamic hub disk；Described outer sliding dish links into an integrated entity by running through the connecting rod of fixing hub disk with removable hub disk.
The sliding of described sliding drive mechanism drives motor to use band turbine reduction box and can the direct current generator of rotating.
The transmission component of described sliding drive mechanism includes intermeshing driving bevel gear and driven bevel pinion；Described master
Dynamic bevel gear is fixed on sliding and drives on the output shaft of motor；Described driven bevel pinion is fixed on screw mandrel.
Transmission component and the screw mandrel of described sliding drive mechanism are provided with two groups；Described connecting rod is provided with many.
Described final drive shaft is provided with outside first with the outer peripheral face of the outer sliding dish side attachment portion of sliding drive mechanism
Spline；Be provided with in the centre bore of the outer sliding dish of described sliding drive mechanism that the first external splines with final drive shaft matches
One internal spline.
Described fixing hub disk be provided with can allow the connecting rod of sliding drive mechanism through but guarantee will not be with solid when connecting rod moves
Determine the first breach of hub disk contact.
Described final drive shaft is provided with the second external splines with the outer peripheral face of removable hub disk side attachment portion；Described move
It is provided with, in the centre bore of dynamic hub disk, the second internal spline that the second external splines with final drive shaft matches.
Described blade uses backward bent vane.
Described removable hub disk is provided with and blade can be allowed to pass but guarantees that removable hub disk will not be with blade contact when moving
The second breach.
Have employed technique scheme, this utility model has following beneficial effect: (1) this utility model is by changing
Removable airflow path width between hub disk and shroud, realizes the change of supply and exhaust amount when rotating speed is constant, and this air quantity changes
Blast is not affected, input power only with air quantity be changing into linear scale change, there is no meaningless waste, be effectively realized
Energy-conservation, it also avoid that air quantity increase causes blast to strengthen, noise strengthens simultaneously.
(2) removable hub disk of the present utility model moves between shroud and fixing hub disk, it is possible to achieve air quantity stepless
Regulation.
(3) use spline fitted between final drive shaft of the present utility model and removable hub disk, it is ensured that mobile hub disk and
Fixing hub disk rotates with same angular velocity.
(4) sliding of sliding drive mechanism of the present utility model drives motor to use band turbine reduction box and can rotating
Direct current generator, turbine reduction box has self-locking action, it is ensured that being relatively fixed of mobile hub disk position, moves hub disk simultaneously
Horizontal sliding speed is relatively low, and produce during sliding is the least to mobile hub disk dynamic balancing interference, interference in air flow.
(5) transmission component and the screw mandrel of sliding drive mechanism of the present utility model is provided with two groups, and stable transmission is reliable.
Accompanying drawing explanation
In order to make content of the present utility model be easier to be clearly understood, below according to specific embodiment and combine attached
Figure, is described in further detail this utility model, wherein
Fig. 1 is structural representation of the present utility model.
Being numbered in accompanying drawing:
Sliding drive mechanism 1, sliding drive motor 11, transmission component 12, driving bevel gear 121, driven bevel pinion 122,
Screw mandrel 13, semilune are fixed shift fork 14, are connected bearing 15, outer sliding dish 16, interior assembling dish 17, connecting rod 18, final drive shaft 2, front
Dish 3, fixing hub disk 4, blade 5, removable hub disk 6.
Detailed description of the invention
(embodiment 1)
See Fig. 1, the flow-passage-changeable width impeller of the present embodiment, including sliding drive mechanism 1, final drive shaft 2, shroud 3, consolidate
Determine hub disk 4, blade 5 and removable hub disk 6.
Fixing hub disk 4 is fixed on final drive shaft 2.The two ends of blade 5 are separately fixed on shroud 3 and fixing hub disk 4, leaf
Sheet 5 is provided with multi-disc, and more blades 5 is uniformly distributed along the circumference of shroud 3 and fixing hub disk 4.Removable hub disk 6 is arranged on shroud 3
And between fixing hub disk 4, and it is slidably connected with final drive shaft 2.Blade 5 runs through removable hub disk 6.Sliding drive mechanism 1 drives
Removable hub disk 6 slides on final drive shaft 2.
Sliding drive mechanism 1 includes that sliding drives motor 11, transmission component 12, screw mandrel 13, semilune to fix shift fork 14, connect
Joint bearing 15, outer sliding dish 16, interior assembling dish 17 and connecting rod 18.Sliding drives motor 11 to use band turbine reduction box and can be positive and negative
The direct current generator turned.Transmission component 12 and screw mandrel 13 are provided with two groups.Sliding drives motor 11 to drive screw mandrel by transmission component 12
13 rotate.Transmission component 12 includes intermeshing driving bevel gear 121 and driven bevel pinion 122.Driving bevel gear 121 is fixed
On the output shaft that sliding drives motor 11.Driven bevel pinion 122 is fixed on screw mandrel 13.Semilune fixes shift fork 14 and screw mandrel
13 is threaded, and is connected with outer sliding dish 16 by connecting bearing 15.Outer sliding dish 16 and interior assembling dish 17 lay respectively at solid
Determine the both sides of hub disk 4.Outer sliding dish 16 is slidably connected with final drive shaft 2.Interior assembling dish 17 is fixed on removable hub disk 6.Outward
Sliding dish 16 and removable hub disk 6 link into an integrated entity by running through the connecting rod 18 of fixing hub disk 4.Connecting rod 18 is provided with many.Main biography
Moving axis 2 is provided with the first external splines with the outer peripheral face of outer sliding dish 16 side attachment portion of sliding drive mechanism 1.Sliding drives
It is provided with, in the centre bore of the outer sliding dish 16 of mechanism 1, the first internal spline that the first external splines with final drive shaft 2 matches.
Fixing hub disk 4 be provided with can allow the connecting rod 18 of sliding drive mechanism 1 through but guarantee when connecting rod 18 moves will not be with
First breach of fixing hub disk 4 contact.Final drive shaft 2 is provided with second with the outer peripheral face of removable hub disk 6 side attachment portion
External splines.It is provided with, in the centre bore of removable hub disk 6, the second internal spline that the second external splines with final drive shaft 2 matches.Leaf
Sheet 5 uses backward bent vane.Removable hub disk 6 be provided with can allow blade 5 through but will not be with when guaranteeing that removable hub disk 6 moves
Second breach of blade 5 contact.
Sliding drives motor 11 to drive forward and reverse rotation of screw mandrel 13 by transmission component 12, and screw mandrel 13 drives semilune solid
Determining shift fork 14 along the direction left and right sliding parallel with final drive shaft 2, semilune is fixed shift fork 14 and is pulled by connecting bearing 15
On one side high speed rotating is while move left and right on final drive shaft 2 for outer sliding dish 16, thus it is defeated to drive removable hub disk 6 to change reality
Air output.
Particular embodiments described above, has carried out entering one to the purpose of this utility model, technical scheme and beneficial effect
Step describes in detail, be it should be understood that and the foregoing is only specific embodiment of the utility model, is not limited to this
Utility model, all within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. done, all should wrap
Within being contained in protection domain of the present utility model.
Claims (10)
1. a flow-passage-changeable width impeller, it is characterised in that: include sliding drive mechanism (1), final drive shaft (2), shroud
(3), fixing hub disk (4), blade (5) and removable hub disk (6)；Described fixing hub disk (4) is fixed on final drive shaft (2)；Institute
The two ends stating blade (5) are separately fixed on shroud (3) and fixing hub disk (4), and blade (5) is provided with multi-disc, more blades (5) edge
The circumference of shroud (3) and fixing hub disk (4) is uniformly distributed；Described removable hub disk (6) is arranged on shroud (3) and fixing hub disk
(4) between, and it is slidably connected with final drive shaft (2)；Described blade (5) runs through removable hub disk (6)；Described sliding drive mechanism
(1) drive removable hub disk (6) in the upper slip of final drive shaft (2).
A kind of flow-passage-changeable width impeller the most according to claim 1, it is characterised in that: described sliding drive mechanism (1)
Motor (11), transmission component (12), screw mandrel (13), semilune is driven to fix shift fork (14), connect bearing (15), outer including sliding
Sliding dish (16), interior assembling dish (17) and connecting rod (18)；Described sliding drives motor (11) to drive silk by transmission component (12)
Bar (13) rotates；Described semilune is fixed shift fork (14) and is threadeded with screw mandrel (13), and by connecting bearing (15) and outer cunning
Shifting dish (16) connects；Described outer sliding dish (16) and interior assembling dish (17) lay respectively at the both sides of fixing hub disk (4)；Described outer cunning
Shifting dish (16) is slidably connected with final drive shaft (2)；Described interior assembling dish (17) is fixed on removable hub disk (6)；Described outer cunning
Shifting dish (16) and removable hub disk (6) link into an integrated entity by running through the connecting rod (18) of fixing hub disk (4).
A kind of flow-passage-changeable width impeller the most according to claim 2, it is characterised in that: described sliding drive mechanism (1)
Sliding drive motor (11) to use band turbine reduction box and can the direct current generator of rotating.
A kind of flow-passage-changeable width impeller the most according to claim 2, it is characterised in that: described sliding drive mechanism (1)
Transmission component (12) include intermeshing driving bevel gear (121) and driven bevel pinion (122)；Described driving bevel gear
(121) it is fixed on sliding to drive on the output shaft of motor (11)；Described driven bevel pinion (122) is fixed on screw mandrel (13).
A kind of flow-passage-changeable width impeller the most according to claim 2, it is characterised in that: described sliding drive mechanism (1)
Transmission component (12) and screw mandrel (13) be provided with two groups；Described connecting rod (18) is provided with many.
A kind of flow-passage-changeable width impeller the most according to claim 2, it is characterised in that: described final drive shaft (2) is with sliding
The outer peripheral face of outer sliding dish (16) side attachment portion moving drive mechanism (1) is provided with the first external splines；Described sliding drives
Flower in be provided with in the centre bore of the outer sliding dish (16) of mechanism (1) that the first external splines with final drive shaft (2) matches first
Key.
A kind of flow-passage-changeable width impeller the most according to claim 2, it is characterised in that: set on described fixing hub disk (4)
Have can allow the connecting rod (18) of sliding drive mechanism (1) through but guarantee to contact with fixing hub disk (4) when connecting rod (18) is mobile
The first breach.
A kind of flow-passage-changeable width impeller the most according to claim 1, it is characterised in that: described final drive shaft (2) with can
The outer peripheral face of mobile hub disk (6) side attachment portion is provided with the second external splines；Set in the centre bore of described removable hub disk (6)
There is the second internal spline that the second external splines with final drive shaft (2) matches.
A kind of flow-passage-changeable width impeller the most according to claim 1, it is characterised in that: described blade (5) uses palintrope
Formula blade.
A kind of flow-passage-changeable width impeller the most according to claim 1, it is characterised in that: on described removable hub disk (6)
Be provided with can allow blade (5) through but guarantee the second breach that removable hub disk (6) will not contact time mobile with blade (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620662365.5U CN205689490U (en) | 2016-06-28 | 2016-06-28 | A kind of flow-passage-changeable width impeller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620662365.5U CN205689490U (en) | 2016-06-28 | 2016-06-28 | A kind of flow-passage-changeable width impeller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205689490U true CN205689490U (en) | 2016-11-16 |
Family
ID=57425274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620662365.5U Active CN205689490U (en) | 2016-06-28 | 2016-06-28 | A kind of flow-passage-changeable width impeller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205689490U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105909558A (en) * | 2016-06-28 | 2016-08-31 | 江苏环亚医用科技集团股份有限公司 | Impeller with variable runner width |
-
2016
- 2016-06-28 CN CN201620662365.5U patent/CN205689490U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105909558A (en) * | 2016-06-28 | 2016-08-31 | 江苏环亚医用科技集团股份有限公司 | Impeller with variable runner width |
| CN105909558B (en) * | 2016-06-28 | 2020-02-04 | 江苏环亚医用科技集团股份有限公司 | Impeller with variable runner width |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |