CN114992160A - Axial flow fan blade with detachable blades - Google Patents
Axial flow fan blade with detachable blades Download PDFInfo
- Publication number
- CN114992160A CN114992160A CN202210850790.7A CN202210850790A CN114992160A CN 114992160 A CN114992160 A CN 114992160A CN 202210850790 A CN202210850790 A CN 202210850790A CN 114992160 A CN114992160 A CN 114992160A
- Authority
- CN
- China
- Prior art keywords
- fan blade
- base
- moving rod
- flow fan
- face
- 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.)
- Pending
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 239000007787 solid Substances 0.000 claims abstract description 6
- 230000002093 peripheral effect Effects 0.000 claims description 10
- 230000000694 effects Effects 0.000 abstract description 3
- 230000009471 action Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Images
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
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/34—Blade mountings
- F04D29/36—Blade mountings adjustable
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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
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/002—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by varying geometry within the pumps, e.g. by adjusting vanes
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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
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/325—Rotors specially for elastic fluids for axial flow pumps for axial flow fans
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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
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/64—Mounting; Assembling; Disassembling of axial pumps
- F04D29/644—Mounting; Assembling; Disassembling of axial pumps especially adapted for elastic fluid pumps
- F04D29/646—Mounting or removal of fans
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses an axial flow fan blade with detachable blades, which belongs to the technical field of axial flow fan blades and comprises a base, wherein the upper end surface of the base is provided with a cover body, the cover body is connected with the base through a screw rod, the inner edge position of the base is spliced with a rotating column through a bearing, one end surface of the rotating column is connected with the fan blade, and the other end position of the rotating column is provided with an adjusting mechanism; the pull force to the handle is cancelled after the regulation is ended, promote the baffle under the effect of spring, and then can make the carriage release lever continue to remove to the inside of base, so the one end of carriage release lever can be once more through the tooth piece and the outside ring gear contact of go-between, prescribe a limit to the position of go-between once more, just can carry out the position with the angle of fan blade and prescribe a limit to, adjustment mechanism is including the gear, solid fixed ring, the go-between, recess and fixed plate, gear fixed connection is at another terminal surface of column spinner, once only adjustable all fan blade angles, the height uniformity has, and the operation efficiency is improved.
Description
Technical Field
The invention relates to the technical field of axial flow fan blades, in particular to an axial flow fan blade with detachable blades.
Background
The axial flow fan blade body is a component of an axial flow fan and is called as an axial flow type because gas flows parallel to a fan shaft, when the impeller rotates, the gas axially enters the impeller from the air inlet, the energy of the gas is increased by the pushing of blades on the impeller, then the gas flows into the guide vane, the guide vane changes the deflection gas flow into axial flow, and simultaneously the gas is guided into the diffuser pipe, so that the kinetic energy of the gas is further converted into pressure energy, and finally the pressure energy is introduced into a working pipeline.
For example, chinese patent application No. CN202022682702.6 is a detachable axial flow fan blade, which includes the following specific contents: including a base and a plurality of axial compressor fan blade body that the level was placed, base and axial compressor fan blade body are inside all to be hollow structure, the base top is open structure, the base periphery rotates and is connected with a plurality of and is the horizontal pole that the annular array distributes, the inside hollow structure that is of horizontal pole, the round hole has all been opened to the relative one side of horizontal pole, and one of them round hole inner wall keeps away from the vertical check valve of placing of base position department fixedly connected with, the horizontal pole outer wall is kept away from base one side and all is cup jointed with axial compressor fan blade body, it has the vertical spacing bolt of placing to run through between axial compressor fan blade body and the horizontal pole. The utility model discloses a set up horizontal bar, first awl tooth, second awl tooth and spacing, the angle of the regulation axial compressor fan blade body that can be free to correspondingly change the flow, obtain more suitable wind speed.
The axial flow fan blade with the detachable blades needs one fan blade to adjust when the wind speed is adjusted in an angle mode, is complex to operate, is difficult to improve the operating efficiency of workers, cannot adjust the angle of all the fan blades at one time, and has the defect of use.
Disclosure of Invention
The invention aims to provide an axial flow fan blade with detachable blades, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an axial flow fan blade with detachable blades comprises a base, wherein a cover body is arranged on the upper end face of the base, the cover body is connected with the base through a screw rod, a rotating column is inserted into the edge position of the inner portion of the base through a bearing, one end face of the rotating column is connected with the fan blade, and an adjusting mechanism is arranged at the other end position of the rotating column;
the pulling force to the handle is cancelled after the regulation is ended, promote the baffle under the effect of spring, and then can make the carriage release lever continue to remove to the inside of base, so the one end of carriage release lever can be once more through the tooth piece and the outside ring gear contact of go-between, prescribe a limit to the position of go-between once more, just can carry out the position with the angle of fan blade and prescribe a limit to, adjustment mechanism is including the gear, solid fixed ring, the go-between, recess and fixed plate, gear fixed connection is in another terminal surface of column spinner, gu fixed ring fixed connection is at the up end of go-between, fixed plate fixed connection is at the lower terminal surface of go-between, and the quantity of fixed plate is three, the inside lower extreme position at the base is seted up to the recess, the fixed plate sets up the inside at the recess, and the inside dimension of recess is greater than the cross sectional dimension of fixed plate, gu fixed ring's up end fixed connection has the tooth.
Preferably, one side of go-between is provided with the limit mechanism, limit mechanism is including the carriage release lever, the handle, baffle and spring, the carriage release lever runs through the inside at the base, baffle fixed connection is at the surface of carriage release lever, the handle pulls the carriage release lever, later continue to compress the spring through the baffle, later just can break away from the outer peripheral face of go-between in the one end of carriage release lever, later just can rotate the go-between through the fixed plate, later the go-between just can drive solid fixed ring and rotate.
Preferably, the spring is sleeved outside the moving rod, the handle is fixedly connected to one end face of the moving rod, and the other end face of the moving rod is in contact with the outer peripheral surface of the connecting ring.
Preferably, one end surface of the moving rod is provided with a toothed block, the outer peripheral surface of the connecting ring is provided with a toothed ring, and the moving rod is in contact engagement with the toothed ring through the toothed block.
Preferably, the middle position of the lower end surface of the base is fixedly connected with a connecting column.
Preferably, the spring is in contact with the baffle, and the spring is in the compressed state all the time, and the movable rod is located the lower extreme position of fan blade.
Preferably, the connecting ring is in sliding contact with the base, and the width of the connecting ring is larger than that of the fixing plate.
Preferably, the number of the grooves is the same as that of the fixing plates, and the grooves are arranged in an array by taking the center point of the lower end face of the base.
Compared with the prior art, the invention has the beneficial effects that: the movable rod is pulled through the handle, the spring is continuously compressed through the baffle, one end of the movable rod can be separated from the outer peripheral surface of the connecting ring, the connecting ring can be rotated through the fixing plate, the connecting ring can drive the fixing ring to rotate, the fixing ring can be in contact with the gear through the teeth, the gear can be further driven to rotate, the rotating column can be driven to rotate, the rotating column can enable the fan blades to rotate, the angle of the fan blades can be changed, the wind speed flow of the fan blades can be changed, all the fan blade angles can be adjusted at one time, the height consistency is achieved, the pulling force on the handle is cancelled after the adjustment is finished, the baffle is pushed under the action of the spring, the movable rod can be further moved towards the inside of the base, and one end of the movable rod can be in contact with the gear ring outside the connecting ring through the tooth blocks again, the position of the connecting ring is limited again, so that the position of the angle of the fan blade can be limited, the fan blade adjusting device has good adjustability, the stability of the fan blade adjustment can be guaranteed, and the operating efficiency of workers is improved.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a combination view of the base and cover of the present invention;
FIG. 3 is a view of the combination of the baffle and the spring of the present invention;
FIG. 4 is a view of the base and the groove combination of the present invention;
fig. 5 is a combination view of the fixing ring and the connection ring of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a base; 2. a cover body; 3. connecting columns; 4. a spin column; 5. a fan blade; 6. a fixing plate; 7. a gear; 8. a bearing; 9. a screw; 10. a travel bar; 11. a fixing ring; 12. a connecting ring; 13. a baffle plate; 14. a spring; 15. a handle; 16. a groove; 17. and (4) teeth.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 5, the present invention provides an axial-flow fan blade with detachable blades, which comprises: the fan blade type fan blade device comprises a base 1, wherein a cover body 2 is arranged on the upper end face of the base 1, the cover body 2 is connected with the base 1 through a screw rod 9, a rotating column 4 is inserted into the inner edge position of the base 1 through a bearing 8, one end face of the rotating column 4 is connected with a fan blade 5, and an adjusting mechanism is arranged at the other end position of the rotating column 4;
the fan blade 5 is fixedly connected to one end face of the rotary column 4 through screws, when the angle of the fan blade 5 needs to be changed, a worker can firstly pull the movable rod 10 through the handle 15, then continuously compress the spring 14 through the baffle 13, then one end of the movable rod 10 can be separated from the outer peripheral face of the connecting ring 12, then the connecting ring 12 can be rotated through the fixing plate 6, then the connecting ring 12 can drive the fixing ring 11 to rotate, the adjusting mechanism comprises three gears 7, three fixing rings 11, three connecting rings 12, a groove 16 and a fixing plate 6, the gear 7 is fixedly connected to the other end face of the rotary column 4, the fixing ring 11 is fixedly connected to the upper end face of the connecting ring 12, the fixing plates 6 are fixedly connected to the lower end face of the connecting ring 12, the number of the fixing plates 6 is three, the groove 16 is arranged at the inner lower end position of the base 1, and the fixing plates 6 are arranged inside the groove 16, and the internal dimension of recess 16 is greater than the cross sectional dimension of fixed plate 6, and the up end fixedly connected with tooth 17 of solid fixed ring 11, the quantity of recess 16 is the same with the quantity of fixed plate 6, and recess 16 is the array setting with base 1 bottom end central point.
A limiting mechanism is arranged on one side of the connecting ring 12, the limiting mechanism comprises a moving rod 10, a handle 15, a baffle 13 and a spring 14, the moving rod 10 penetrates through the base 1, the baffle 13 is fixedly connected to the outer surface of the moving rod 10, the pulling force on the handle 15 is cancelled after the adjustment is finished, the baffle 13 is pushed under the action of the spring 14, and then the moving rod 10 can continuously move towards the inside of the base 1, so that one end of the moving rod 10 can be contacted with a toothed ring outside the connecting ring through a toothed block again, the position of the connecting ring 12 is limited again, the position of the angle of the fan blade 5 can be limited, the adjusting mechanism has better adjustability, and meanwhile, the stability of the adjustment of the fan blade 5 can also be guaranteed.
One specific application of this embodiment is: when the fan blade device is used, the base 1 is fixedly connected with a motor through the connecting column 3, the fan blade 5 is fixedly connected with one end face of the rotating column 4 through a screw, when the angle of the fan blade 5 needs to be changed, a worker can pull the moving rod 10 through the handle 15 firstly, then continuously compress the spring 14 through the baffle 13, then one end of the moving rod 10 can be separated from the outer peripheral face of the connecting ring 12, then the connecting ring 12 can be rotated through the fixing plate 6, then the connecting ring 12 can drive the fixing ring 11 to rotate, the fixing ring 11 is contacted with the gear 7 through the teeth 17, further the gear 7 can be driven to rotate, then the rotating column 4 can be driven to rotate, the rotating column 4 can drive the fan blade 5 to rotate, the angle of the fan blade 5 can be changed, the wind speed flow of the fan blade 5 can be changed, all the angles of the fan blade 5 can be adjusted at one time, the fan blade adjusting device has high consistency, the pulling force on the handle 15 is removed after the adjustment is finished, the baffle 13 is pushed under the action of the spring 14, the moving rod 10 can further move towards the inside of the base 1, then one end of the moving rod 10 can be contacted with the gear ring outside the connecting ring through the gear block again, the position of the connecting ring 12 is limited again, the angle of the fan blade 5 can be limited in position, the fan blade adjusting device has good adjustability, and meanwhile, the stability of the adjustment of the fan blade 5 can also be guaranteed.
The product model provided by the invention is only used according to the structural characteristics of the product, the product can be adjusted and modified after being purchased so as to be more matched and accord with the technical scheme of the invention, the product model is the best application technical scheme of the technical scheme, the product model can be replaced and modified according to the required technical parameters, and the product model is well known by the technical personnel in the field, so that the technical scheme provided by the invention can clearly obtain the corresponding use effect.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (8)
1. The utility model provides a dismantled and assembled axial compressor fan blade of blade, includes base (1), its characterized in that: a cover body (2) is arranged on the upper end face of the base (1), the cover body (2) is connected with the base (1) through a screw (9), a rotating column (4) is inserted into the inner edge position of the base (1) through a bearing (8), one end face of the rotating column (4) is connected with a fan blade (5), and an adjusting mechanism is arranged at the other end position of the rotating column (4);
adjustment mechanism is including gear (7), solid fixed ring (11), go-between (12), recess (16) and fixed plate (6), another terminal surface at column spinner (4) is fixed in gear (7), gu fixed ring (11) fixed connection is at the up end of go-between (12), fixed plate (6) fixed connection is at the lower terminal surface of go-between (12), and the quantity of fixed plate (6) is three, the inside lower extreme position at base (1) is seted up in recess (16), fixed plate (6) set up the inside at recess (16), and the inside dimension of recess (16) is greater than the cross sectional dimension of fixed plate (6), the up end fixedly connected with tooth (17) of solid fixed ring (11).
2. The removable axial-flow fan blade of claim 1, wherein: a limiting mechanism is arranged on one side of the connecting ring (12), the limiting mechanism comprises a moving rod (10), a handle (15), a baffle (13) and a spring (14), the moving rod (10) penetrates through the base (1), and the baffle (13) is fixedly connected to the outer surface of the moving rod (10).
3. The removable axial-flow fan blade of claim 2, wherein: the spring (14) is sleeved outside the moving rod (10), the handle (15) is fixedly connected to one end face of the moving rod (10), and the other end face of the moving rod (10) is in contact with the outer peripheral face of the connecting ring (12).
4. The detachable axial-flow fan blade of claim 3, wherein: one end face of the moving rod (10) is provided with a toothed block, the outer peripheral face of the connecting ring (12) is provided with a toothed ring, and the moving rod (10) is in contact meshing with the toothed ring through the toothed block.
5. The detachable axial-flow fan blade of claim 1, wherein: the middle position of the lower end face of the base (1) is fixedly connected with a connecting column (3).
6. The detachable axial-flow fan blade of claim 2, wherein: the spring (14) is in contact with the baffle (13), the spring (14) is always in a compressed state, and the moving rod (10) is located at the lower end of the fan blade (5).
7. The detachable axial-flow fan blade of claim 1, wherein: the connecting ring (12) is in sliding contact with the base (1), and the width of the connecting ring (12) is larger than that of the fixing plate (6).
8. The detachable axial-flow fan blade of claim 1, wherein: the number of the grooves (16) is the same as that of the fixing plates (6), and the grooves (16) are arranged in an array mode by using the center point of the lower end face of the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210850790.7A CN114992160A (en) | 2022-07-19 | 2022-07-19 | Axial flow fan blade with detachable blades |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210850790.7A CN114992160A (en) | 2022-07-19 | 2022-07-19 | Axial flow fan blade with detachable blades |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114992160A true CN114992160A (en) | 2022-09-02 |
Family
ID=83022605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210850790.7A Pending CN114992160A (en) | 2022-07-19 | 2022-07-19 | Axial flow fan blade with detachable blades |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114992160A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109209998A (en) * | 2018-10-23 | 2019-01-15 | 常州工学院 | Angle of fan leaves regulating system, device and blower based on face gear transmission |
| CN210676229U (en) * | 2019-06-14 | 2020-06-05 | 安吉莱卡家具有限公司 | Adjustable compressed gas purging device |
| CN210738919U (en) * | 2019-08-20 | 2020-06-12 | 广州市泓建通风设备制造有限公司 | Axial flow fan blade convenient to change blade and adjustable angle |
| CN211259122U (en) * | 2019-12-11 | 2020-08-14 | 将乐金牛水泥有限公司 | Full-pressure low-radius cyclone fan blade |
| CN211950932U (en) * | 2020-04-22 | 2020-11-17 | 杨肇浩 | Building energy-saving ventilation device |
-
2022
- 2022-07-19 CN CN202210850790.7A patent/CN114992160A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109209998A (en) * | 2018-10-23 | 2019-01-15 | 常州工学院 | Angle of fan leaves regulating system, device and blower based on face gear transmission |
| CN210676229U (en) * | 2019-06-14 | 2020-06-05 | 安吉莱卡家具有限公司 | Adjustable compressed gas purging device |
| CN210738919U (en) * | 2019-08-20 | 2020-06-12 | 广州市泓建通风设备制造有限公司 | Axial flow fan blade convenient to change blade and adjustable angle |
| CN211259122U (en) * | 2019-12-11 | 2020-08-14 | 将乐金牛水泥有限公司 | Full-pressure low-radius cyclone fan blade |
| CN211950932U (en) * | 2020-04-22 | 2020-11-17 | 杨肇浩 | Building energy-saving ventilation device |
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