CN209483692U - A kind of plug-in type draught fan impeller - Google Patents
A kind of plug-in type draught fan impeller Download PDFInfo
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- CN209483692U CN209483692U CN201821837591.8U CN201821837591U CN209483692U CN 209483692 U CN209483692 U CN 209483692U CN 201821837591 U CN201821837591 U CN 201821837591U CN 209483692 U CN209483692 U CN 209483692U
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- blade body
- mounting disc
- blade
- plug
- section
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Abstract
The utility model provides a kind of plug-in type draught fan impeller, including the impeller disk and the blade uniformly distributed along its circumferential direction, blade includes blade body, the annular linkage section that blade body end is arranged in, the first inserting section and the second inserting section that blade body end face is arranged in, mounting disc is arranged at intervals with along its circumferential direction on the outer peripheral surface of the impeller disk, mounting disc and the blade correspond, it is provided in installation side surface and is detachably connected with the first inserting groove of the first inserting section cooperation, the second inserting groove with the cooperation of the second inserting section, mounting disc with annular linkage section.The utility model can be realized the quick and precisely positioning of blade body, and guarantee that blade body is firmly installed with mounting disc, dismount easy to maintain；By the way that protective layer is arranged on blade body surface, it can be improved the anti-corrosion anti-abrasion damage performance of blade body, improve the service life of blade body, be worthy to be popularized.
Description
Technical field
The utility model relates to Fan Equipment technical field, specifically a kind of plug-in type draught fan impeller.
Background technique
Impeller is the important composition component of blower, and the production precision and installation form of blade influence the performance of blower, existing
Fan blade had the following problems in installation and use process: 1, existing blade installation is by staff in leaf
Wheel disc measurement scribing line carries out the welding of blade and the impeller disk, manual measurement scribing line there are time-consuming and laborious error, installation accuracy compared with
Low defect, and the scribing line mould taken in scratching process can only correspond to a turbine model, and utilization rate is low, wastes material
Material；2, it is influenced by its operating ambient temperature and pumped (conveying) medium, blade is vulnerable to corrosion and abrasion, in its abrasion rear fan
Efficiency reduces, and leaf destruction is easily caused when serious, and since blade and the impeller disk are welded to connect, maintenance is inconvenient.It is above exactly existing
The problem of technology.
Utility model content
The purpose of this utility model, is exactly that in order to solve the problems existing in the prior art, and it is simple to devise a kind of structure, if
Reasonable plug-in type draught fan impeller is counted, can effectively solve the problem that existing blade installation maintenance inconvenience and anticorrosion, anti-wear effect not
Good problem.
The technical solution of the utility model are as follows: the utility model provides a kind of plug-in type draught fan impeller, including the impeller disk
And the blade uniformly distributed along its circumferential direction, the blade include blade body, the annular connection that blade body end is arranged in
Section is arranged in the first inserting section and the second inserting section of blade body end face, along its circumferential direction side on the outer peripheral surface of the impeller disk
To mounting disc is arranged at intervals with, the mounting disc and the blade are corresponded, are provided in the installation side surface and first
First inserting groove of inserting section cooperation, the second inserting groove with the cooperation of the second inserting section, the mounting disc and annular linkage section can
Dismantling connection.
The technical characteristic of this programme further includes that the upper surface of first inserting section is provided with mating surface I, and described first inserts
Mating surface II corresponding with the mating surface I is provided on the inner wall of access slot, the mating surface I is that slope is equal with mating surface II
Inclined-plane.
The technical characteristic of this programme further includes being provided with protrusion on the inner wall of second inserting groove.
The technical characteristic of this programme further includes that the protrusion is set as wavy.
The technical characteristic of this programme further includes that the surface of the blade body is disposed with NiCrMoW coating, Zr02 is applied
Layer and epoxy resin layer, epoxy layer setting is in outermost layer, to improve the high temperature oxidation resistance of blade and anticorrosive
Performance.
The technical characteristic of this programme further includes, respectively along its circumferential direction side on the end face of the mounting disc and annular linkage section
To bolt mounting holes are provided with, the mounting disc is bolted to connection with annular linkage section.
The beneficial effects of the utility model can obtain through the above scheme: 1, the utility model structure is simple, and design is reasonable,
The mounting disc grafting of blade body and impeller panel surface, and annular linkage section is bolted with mounting disc, can be realized blade
The quick and precisely positioning of ontology, and guarantee that blade body is firmly installed with mounting disc, it dismounts easy to maintain；2, by blade sheet
Protective layer is arranged in body surface face, can be improved the anti-corrosion anti-abrasion damage performance of blade body, improves the service life of blade body, into
And effectively solve the problems, such as blade installation maintenance inconvenience in the prior art and anticorrosion, anti-wear ineffective, it is worthy to be popularized.
It can be seen that the utility model has substantive features and progress compared with prior art, the beneficial effect implemented
Fruit is also obvious.
Detailed description of the invention:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the schematic top plan view of mounting disc in the utility model；
Fig. 3 is the schematic cross-sectional view of mounting disc in the utility model；
Fig. 4 is the schematic cross-sectional view of blade body end in the utility model；
Fig. 5 is the structural schematic diagram of protective layer in the utility model；
Wherein, 1 is blade body, and 2 be mounting disc, and 3 be the impeller disk, and 4 be the first inserting groove, and 5 be the second inserting groove, and 6 are
Annular linkage section, 7 be the first inserting section, and 8 be the second inserting section, and 9 be epoxy resin layer, and 10 be Zr02 coating, and 11 be NiCrMoW
Coating, 12 be bolt mounting holes.
Specific embodiment:
The utility model in order to better understand explains in detail the embodiments of the present invention with reference to the accompanying drawing.
The utility model provides a kind of plug-in type draught fan impeller, uniformly distributed including the impeller disk 3 and along its circumferential direction
Blade, the blade include blade body 1, the annular linkage section 6 that 1 end of blade body is arranged in, are arranged at 1 end of blade body
First inserting section 7 and the second inserting section 8 in face are arranged at intervals with installation along its circumferential direction on the outer peripheral surface of the impeller disk 3
Disk 2, the mounting disc 2 are corresponded with the blade, are provided on 2 end face of mounting disc and the cooperation of the first inserting section 7
First inserting groove 4, the second inserting groove 5 with the cooperation of the second inserting section 8, the mounting disc 2 detachably connect with annular linkage section 6
It connects.In the present embodiment, its circumferential direction is provided with bolt installation respectively on the end face of mounting disc 2 and annular linkage section 6
Hole 12, the mounting disc 2 are bolted to connection with annular linkage section 6.
As shown in figure 3, the upper surface of first inserting section 7 is provided with mating surface I, the inner wall of first inserting groove 4
On be provided with mating surface II corresponding with the mating surface I, the mating surface I and mating surface II inclined-plane that be slope equal.Separately
Outside, may be provided with protrusion on the inner wall of the second inserting groove 5, protrusion may be configured as it is wavy, to enhance the second inserting section 8 and second
Frictional force between inserting groove 5 enhances connection reliability.
In addition, the surface of blade body 1 is disposed with protective layer, the protective layer includes NiCrMoW coating 11, Zr02
Coating 10 and epoxy resin layer 9, the epoxy resin layer 9 setting in outermost layer, with improve blade high temperature oxidation resistance and
Corrosion and wear resistance performance.
The utility model structure is simple, and design is reasonable, the mounting disc grafting of blade body 1 and 3 surface of the impeller disk, and ring
Shape linkage section is bolted with mounting disc, can be realized the quick and precisely positioning of blade body, and guarantees blade body 1 and installation
Disk 2 firmly installs, and dismounts easy to maintain；By the way that protective layer is arranged on 1 surface of blade body, the anti-corruption of blade body can be improved
Lose wear resistance, improve blade body 1 service life, and then effectively solve blade installation maintenance inconvenience in the prior art and
Anticorrosion, anti-wear ineffective problem, are worthy to be popularized.
The above description is not intended to limit the present invention, and the utility model is also not limited to the example above, this skill
The variations, modifications, additions or substitutions that the those of ordinary skill in art field is made in the essential scope of the utility model, are also answered
Belong to the protection scope of the utility model.
Claims (6)
1. a kind of plug-in type draught fan impeller exists: the leaf including the impeller disk and the blade uniformly distributed along its circumferential direction, feature
Piece includes blade body, blade body end is arranged in annular linkage section, the first inserting section that blade body end face is set
With the second inserting section, mounting disc, the mounting disc and institute are arranged at intervals with along its circumferential direction on the outer peripheral surface of the impeller disk
Blade one-to-one correspondence is stated, is provided in the installation side surface and the first inserting groove of the first inserting section cooperation and the second grafting
The second inserting groove of Duan Peihe, the mounting disc are detachably connected with annular linkage section.
2. plug-in type draught fan impeller as described in claim 1, it is characterised in that: the upper surface of first inserting section is provided with
Mating surface I, is provided with mating surface II corresponding with the mating surface I on the inner wall of first inserting groove, the mating surface I with
Mating surface II is the equal inclined-plane of slope.
3. plug-in type draught fan impeller as claimed in claim 2, it is characterised in that: be provided on the inner wall of second inserting groove
Protrusion.
4. plug-in type draught fan impeller as claimed in claim 3, it is characterised in that: the protrusion is set as wavy.
5. plug-in type draught fan impeller as claimed in claim 4, it is characterised in that: the surface of the blade body is disposed with
NiCrMoW coating, Zr02 coating and epoxy resin layer, the epoxy resin layer are arranged in outermost layer.
6. plug-in type draught fan impeller as described in claim 1, it is characterised in that: the end face of the mounting disc and annular connection
Its circumferential direction is provided with bolt mounting holes respectively in section, the mounting disc is bolted to connection with annular linkage section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821837591.8U CN209483692U (en) | 2018-11-08 | 2018-11-08 | A kind of plug-in type draught fan impeller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821837591.8U CN209483692U (en) | 2018-11-08 | 2018-11-08 | A kind of plug-in type draught fan impeller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209483692U true CN209483692U (en) | 2019-10-11 |
Family
ID=68115483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821837591.8U Active CN209483692U (en) | 2018-11-08 | 2018-11-08 | A kind of plug-in type draught fan impeller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209483692U (en) |
-
2018
- 2018-11-08 CN CN201821837591.8U patent/CN209483692U/en active Active
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