CN209324736U - A kind of reinforcement type draught fan impeller - Google Patents
A kind of reinforcement type draught fan impeller Download PDFInfo
- Publication number
- CN209324736U CN209324736U CN201822090861.XU CN201822090861U CN209324736U CN 209324736 U CN209324736 U CN 209324736U CN 201822090861 U CN201822090861 U CN 201822090861U CN 209324736 U CN209324736 U CN 209324736U
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- CN
- China
- Prior art keywords
- blade
- fixed
- draught fan
- securing plate
- fan impeller
- Prior art date
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- Expired - Fee Related
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- 230000002787 reinforcement Effects 0.000 title claims abstract description 24
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 8
- 238000000034 method Methods 0.000 description 3
- 238000005119 centrifugation Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model relates to blower fields, it discloses a kind of reinforcement type draught fan impellers, it solves current draught fan impeller and easily deforms and damage technical problem, including bottom plate, cover board and fixed multiple fan blades between, fan blade is axially distributed around rotary shaft, fan blade includes the first blade and the second blade, securing plate is equipped between first blade and the second blade, first blade is fixed between cover board and securing plate, second blade is fixed between securing plate and bottom plate, and the first blade and the second blade are fixed with reinforcing ring along its inner ring.According to above technical scheme, by the way that securing plate is arranged between the first blade and the second blade, so that blade is unlikely to deform, meanwhile it being fixed with reinforcing ring along its inner ring in the first blade and the second blade, further prevent deformable blade, to achieve the purpose that improve air blast effect and prolong the service life, the practicality is good, application easy to spread, has biggish value.
Description
Technical field
The utility model relates to blower fields, more specifically, it relates to a kind of reinforcement type draught fan impeller.
Background technique
Draught fan impeller, also known as centrifugal wind wheel are referred to a kind of air inlet through hollow shaft, radial outlet air, and are done work using centrifugal force, and sky is made
A kind of wind wheel of air lift high pressure.
Existing notification number is that the Chinese patent of CN205298054U discloses a kind of draught fan impeller, draught fan impeller be embodied as from
Heart draught fan impeller or flow-mixing blower fan impeller are simultaneously radially being cut with multiple fan blades around rotational axial shaft distribution and one
The cover board of archwise on face, the bottom surface of cover board are placed in the axial end face of fan blade and have an air inlet around rotary shaft
Mouthful.
In the actual use process, draught fan impeller will receive the centrifugation of wind-force in high-speed rotation to above-mentioned draught fan impeller
Effect, but since draught fan impeller is usually thiner, so that draught fan impeller is easily deformed and is damaged under long-time use
It is bad, influence the air blast effect of impeller.
Utility model content
For the technical issues of draught fan impeller is easily deformed and damaged is proposed in background technique, the utility model is intended to
A kind of reinforcement type draught fan impeller is provided, by the way that securing plate is arranged between the first blade and the second blade, so that blade is not variable
Shape, meanwhile, it is fixed with reinforcing ring along its inner ring in the first blade and the second blade, has further prevented deformable blade, thus
Achieve the purpose that improve air blast effect and prolong the service life.
To achieve the above object, the utility model provides following technical solution:
A kind of reinforcement type draught fan impeller, including bottom plate, cover board and fixed multiple fan blades between, the wind
Machine blade is axially distributed around rotary shaft,
The fan blade includes the first blade and the second blade, is equipped with and reinforces between first blade and the second blade
Plate, first blade are fixed between cover board and securing plate, and second blade is fixed between securing plate and bottom plate,
First blade and the second blade are fixed with reinforcing ring along its inner ring.
Through the above technical solutions, shortening blade the bottom of along by the way that securing plate is arranged between the first blade and the second blade
The length of plate axial direction is unlikely to deform so that the ability of shock resistance and the deformation of blade is stronger；Meanwhile in the first leaf
Piece and the second blade are fixed with reinforcing ring along its inner ring, so that be connected with each other between adjacent blade, it is stronger, thus into
One step prevents deformable blade, to achieve the purpose that improve air blast effect and prolong the service life.
The utility model is further arranged to: first blade and the second blade are welded and fixed with reinforcing ring.
Through the above technical solutions, setting reinforcing ring and the first blade and the second blade are all made of the mode being welded and fixed,
So that the fixation of reinforcing ring is very securely and reliable.
The utility model is further arranged to: being equipped with reinforcement structure on the surface of first blade and the second blade.
Through the above technical solutions, reinforcement structure is arranged on the first blade and the second blade, main purpose be into
One step improves the intensity and impact resistance of blade, prevents its deformation in high-speed rotation.
The utility model is further arranged to: the reinforcement structure is strip groove.
Through the above technical solutions, setting reinforcement structure is strip groove, to reach the intensity and shock resistance of enhancing blade
The purpose of property, so as to prevent its deformation in high-speed rotation.
The utility model is further arranged to: the surface of first blade and the second blade is plane, first leaf
It is in 15 ° ~ 30 ° angles between piece and the second blade and the radial direction of securing plate.
Through the above technical solutions, in 15 ° ~ 30 ° folders between the first blade of setting and the second blade and the radial direction of securing plate
Angle, so that the air blast effect of impeller is best when impeller is in rotation.
The utility model is further arranged to: the securing plate offers the opening for installing shaft, institute along its axial direction
It states and offers several fixation holes in the securing plate of opening side, several fixation holes are uniformly distributed on the circumference of opening.
Through the above technical solutions, offering opening in securing plate and along its axial direction, it is mainly used for facilitating and pacifies impeller
Dress is fixed on line shaft, to be rotated by line shaft impeller, meanwhile, the side of opening is provided with fixation hole, it is convenient
It will be fixed between fixed plate and line shaft.
The utility model is further arranged to: the arched shape of the radial section of the cover board.
Through the above technical solutions, setting cover board is bowed shape since the opening on cover board is mainly used for entering the wind, so that
It enters the wind more convenient.
The utility model is further arranged to: the bottom plate, cover board and fan blade are made of stainless steel material.
Through the above technical solutions, setting bottom plate, cover board and fan blade are by the stainless steel material that can prevent corrosion
It is made, so that the service life is longer for wind-force impeller.
In conclusion the utility model has the following beneficial effects:
(1) by the way that securing plate is arranged between the first blade and the second blade, so that blade is unlikely to deform, meanwhile,
One blade and the second blade are fixed with reinforcing ring along its inner ring, have further prevented deformable blade, to reach raising air blast
Effect and the purpose to prolong the service life；
(2) by the way that reinforcement structure is arranged on the first blade and the second blade, and reinforcement structure is strip groove, main
Purpose is to further increase the intensity of blade and impact resistance, prevents its deformation in high-speed rotation.
Detailed description of the invention
Fig. 1 is the overall structure diagram of draught fan impeller；
Fig. 2 is to show the schematic three dimensional views for reinforcing board mounting structure.
Appended drawing reference: 1, bottom plate；2, cover board；3, fan blade；31, the first blade；32, the second blade；33, reinforcing ring；
4, securing plate；41, it is open；42, fixation hole；5, strip groove.
Specific embodiment
Below with reference to examples and drawings, the utility model is described in further detail, but the implementation of the utility model
Mode is not limited only to this.
A kind of reinforcement type draught fan impeller, also known as centrifugal wind wheel refer to a kind of air inlet through hollow shaft, radial outlet air, and utilize centrifugation
Power acting, makes air improve a kind of wind wheel of pressure.As shown in Figure 1 comprising bottom plate 1, cover board 2 and it is fixed between
Multiple fan blades 3, fan blade 3 are axially distributed around rotary shaft.
In order to allow being more firmly mounted of fan blade 3, it is not easy to deform and damages in actual use, blower leaf is set
Piece 3 is made of the first blade 31 and the second blade 32, and securing plate 4 is equipped between the first blade 31 and the second blade 32, the
One blade 31 is fixed between cover board 2 and securing plate 4, and the second blade 32 is fixed between securing plate 4 and bottom plate 1.Therefore, so that
Fan blade 3 shortens along the length of the axial direction of bottom plate 1, so that stronger.
Meanwhile reinforcing ring 33, and 31 He of the first blade are fixed with along its inner ring in the first blade 31 and the second blade 32
Second blade 32 is welded and fixed with reinforcing ring 33, and the first adjacent blade 31 is connected by reinforcing ring 33 with the second blade 32, makes
The installation for obtaining the first blade 31 and the second blade 32 is more stable and secured, and anti-impact force is stronger, and service life increases.In addition,
It is equipped with reinforcement structure on the surface of first blade 31 and the second blade 32, enhances the intensity of single fan blade.Wherein, reinforce
Structure is strip groove 5.
In conjunction with Fig. 1 and Fig. 2 it is found that the surface of the first blade 31 and the second blade 32 is plane, the first blade 31 and second
It is in 15 ° ~ 30 ° angles between blade 32 and the radial direction of securing plate 4, so that the air blast effect of blower is best.
In conjunction with Fig. 1 and Fig. 2 it is found that securing plate 4 offers the opening 41 for installing shaft along its axial direction, be open 41 sides
Securing plate 4 on offer several fixation holes 42, several fixation holes 42 are uniformly distributed on the circumference of opening 41, and cover board 2
The arched shape of radial section.In addition, bottom plate 1, cover board 2 and fan blade 3 are made of stainless steel material, to increase blower leaf
The service life of wheel.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (8)
1. a kind of reinforcement type draught fan impeller, including bottom plate (1), cover board (2) and fixed multiple fan blades between
(3), the fan blade (3) is axially distributed around rotary shaft, which is characterized in that
The fan blade (3) includes the first blade (31) and the second blade (32), first blade (31) and the second blade
(32) securing plate (4) are equipped between, first blade (31) is fixed between cover board (2) and securing plate (4), second leaf
Piece (32) is fixed between securing plate (4) and bottom plate (1),
First blade (31) and the second blade (32) are fixed with reinforcing ring (33) along its inner ring.
2. a kind of reinforcement type draught fan impeller according to claim 1, which is characterized in that first blade (31) and second
Blade (32) is welded and fixed with reinforcing ring (33).
3. a kind of reinforcement type draught fan impeller according to claim 1, which is characterized in that first blade (31) and second
Reinforcement structure is equipped on the surface of blade (32).
4. a kind of reinforcement type draught fan impeller according to claim 3, which is characterized in that the reinforcement structure is strip groove
(5).
5. a kind of reinforcement type draught fan impeller according to claim 1, which is characterized in that first blade (31) and second
The surface of blade (32) is plane, is in 15 ° between first blade (31) and the second blade (32) and the radial direction of securing plate (4)
~ 30 ° of angles.
6. a kind of reinforcement type draught fan impeller according to claim 1, which is characterized in that the securing plate (4) is along its axial direction
The opening (41) for installing shaft is offered, offers several fixation holes in the securing plate (4) of described opening (41) side
(42), several fixation holes (42) are uniformly distributed on the circumference of opening (41).
7. a kind of reinforcement type draught fan impeller according to claim 1, which is characterized in that the radial section of the cover board (2)
Arched shape.
8. a kind of reinforcement type draught fan impeller described in any one according to claim 1 ~ 7, which is characterized in that the bottom plate (1),
Cover board (2) and fan blade (3) are made of stainless steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822090861.XU CN209324736U (en) | 2018-12-12 | 2018-12-12 | A kind of reinforcement type draught fan impeller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822090861.XU CN209324736U (en) | 2018-12-12 | 2018-12-12 | A kind of reinforcement type draught fan impeller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209324736U true CN209324736U (en) | 2019-08-30 |
Family
ID=67726419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822090861.XU Expired - Fee Related CN209324736U (en) | 2018-12-12 | 2018-12-12 | A kind of reinforcement type draught fan impeller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209324736U (en) |
-
2018
- 2018-12-12 CN CN201822090861.XU patent/CN209324736U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190830 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |