CN211692944U - Compact impeller structure - Google Patents
Compact impeller structure Download PDFInfo
- Publication number
- CN211692944U CN211692944U CN202020203455.4U CN202020203455U CN211692944U CN 211692944 U CN211692944 U CN 211692944U CN 202020203455 U CN202020203455 U CN 202020203455U CN 211692944 U CN211692944 U CN 211692944U
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- China
- Prior art keywords
- wheel hub
- wheel
- hub
- cavity structure
- fixed
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- Expired - Fee Related
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Abstract
The application provides a compact impeller structure, including rim plate subassembly and wheel hub subassembly, the wheel hub subassembly includes wheel hub, the rim plate subassembly is fixed on wheel hub, wheel hub's front end is provided with the main shaft hole, wheel hub's rear end is provided with the cavity structure of indent, this cavity structure with the main shaft hole is linked together, the cavity structure increases gradually from preceding backward. The utility model discloses a structure to wheel hub improves, makes drive mechanism's bearing frame insert in wheel hub's cavity structure, and then has shortened the axial distance space, reduces the whole volume of impeller, has reduced the occupation space of fan, effectively satisfies occupation and the narrow space special requirement that reduces the space.
Description
Technical Field
The utility model relates to a fan technical field, concretely relates to compact impeller structure.
Background
The development of industrial ventilator, it is extensive at different trades application day by day, to different service environments, take up new requirement to the fan space, especially when the fan uses as the complete set of the side of large-scale equipment, need install the fan in certain specific position of this equipment, the installation space who leaves the fan receives certain restriction, requires that the fan occupies space as far as possible under the circumstances of guaranteeing enough big amount of wind, wind pressure to reduce the whole volume of equipment. The use of conventional universal fan designs is greatly limited in such use situations. Which is a disadvantage of the prior art.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the prior art, the utility model provides a compact impeller structure improves through the structure to wheel hub, makes drive mechanism's bearing frame insert in wheel hub's cavity structure, and then has shortened the axial distance space, reduces the whole volume of impeller, has reduced the occupation space of fan, effectively satisfies occupation and the narrow space special requirement that reduces the space.
The utility model provides a compact impeller structure, including rim plate subassembly and wheel hub subassembly, the wheel hub subassembly includes wheel hub, the rim plate subassembly is fixed on wheel hub, wheel hub's front end is provided with the main shaft hole, wheel hub's rear end is provided with the cavity structure of indent, this cavity structure with the main shaft hole is linked together, the cavity structure increases gradually from preceding backward.
Furthermore, the wheel disc is annular, and the inner circle of the wheel disc is fixedly sleeved outside the wheel hub.
Further, the inner edge of the wheel disc and the hub are fixed through rivet riveting.
Furthermore, a shaft end disc used for connecting a main shaft is fixed on the front end face of the hub.
Further, the wheel disc assembly comprises a wheel cover, a wheel disc and a plurality of blades, and the blades are vertically fixed between the wheel cover and the wheel disc.
Further, the blades are welded and fixed between the wheel disc and the wheel cover.
The beneficial effects of the utility model reside in that: the rear end of the wheel hub is provided with an inwards concave cavity structure, the cavity structure enables the bearing seat of the transmission mechanism to be inserted into the impeller direction, and the axial distance space is shortened; the utility model discloses a to impeller wheel hub's institutional advancement, make fan overall structure compacter, solved the drawback that original structure exists. The hub is riveted with the impeller wheel disc, so that the combination effect between the hub and the wheel disc is better. The utility model discloses rational in infrastructure, safe and reliable, easy manufacturing, with low costs, but wide application in industry, agricultural machinery and environmental protection trade effectively satisfy occupation and the narrow space special requirement in reduction space. The fan adds new application occasion requirements for fan products, and has very wide application prospect.
Furthermore, the utility model relates to a principle is reliable, and simple structure has very extensive application prospect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, 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 structural diagram in an embodiment of the present invention.
Fig. 2 is a schematic structural view (the main shaft is omitted) showing the structure of the impeller of the present invention and the transmission mechanism after mounting them.
In the figure, 1, a wheel cover; 2. a blade; 3. a wheel disc; 4. riveting; 5. a hub; 6. a shaft end disc; 7 fastening bolts; 8. a spindle hole; 9. transmission mechanism, 10, cavity structure.
Detailed Description
In order to make the technical solutions in the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
The utility model provides a compact impeller structure, includes rim plate subassembly and wheel hub subassembly, the rim plate subassembly includes wheel cap 1, rim plate 3 and a plurality of blade 2, 2 vertical welding of blade are fixed between wheel cap 1 and the rim plate 3, and rim plate 3 evenly arranges on the circumferencial direction.
The wheel hub subassembly includes wheel hub 5, the rim plate subassembly passes through rivet 4 riveting to be fixed on wheel hub 5, specifically, rim plate 3 passes through rivet 4 and wheel hub 5 riveting to be fixed, has guaranteed impeller rotation accuracy and dynamic balance requirement. The front end of the hub 5 is provided with a spindle hole 8 for installing a spindle of a transmission mechanism 9, the rear end of the hub 5 is provided with an inwards concave cavity structure 10, the cavity structure 10 is communicated with the spindle hole 8, the cavity structure 10 is gradually enlarged from front to back, the inwards concave cavity structure 10 is used as an accommodating space of a bearing seat of the transmission mechanism 9, the bearing seat of the transmission mechanism 9 is inserted into the inwards concave cavity of the hub 5, the axial distance space is shortened, and the size of the whole impeller is reduced. The front end face of the hub 5 is provided with a shaft end disc 6 for fixing a main shaft, the shaft end disc 6 is fixed on the hub 5 through screws, the shaft end disc 6 is fixed with the main shaft in a main shaft hole 8 through a fastening bolt 7, and the shaft end disc 6 locks the hub 5 and the main shaft through the fastening bolt 7 to form a compact impeller and transmission device combination.
During actual installation, the transmission mechanism 9 is fixed on the machine body, a bearing seat of the transmission mechanism 9 extends forwards into an inwards concave cavity of the hub 5, one end of a main shaft of the transmission mechanism 9 is assembled in a main shaft hole 8 of the hub 5 and is fixed with the hub 5 through a shaft end disc 6 and a fastening bolt 7, the other end of the transmission mechanism 9 is connected with a driving motor, and the driving motor drives the main shaft of the transmission mechanism 9 and an impeller assembly structure to work normally.
The utility model discloses in, rim plate 3 is the annular structure, the interior circle of rim plate 3 cup joints fixedly wheel hub 5's outside to it is as an organic whole with wheel hub 5 riveting.
Although the present invention has been described in detail by referring to the drawings in conjunction with the preferred embodiments, the present invention is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and substance of the present invention, and these modifications or substitutions are intended to be within the scope of the present invention/any person skilled in the art can easily conceive of changes or substitutions within the technical scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (6)
1. A compact impeller structure characterized in that: including rim plate subassembly and wheel hub subassembly, the wheel hub subassembly includes wheel hub (5), the rim plate subassembly is fixed on wheel hub (5), the front end of wheel hub (5) is provided with main shaft hole (8), the rear end of wheel hub (5) is provided with cavity structure (10) of indent, this cavity structure (10) with main shaft hole (8) are linked together, cavity structure (10) is crescent backward from the front.
2. The compact impeller structure of claim 1, wherein: the wheel disc (3) is in a ring shape, and the inner circle of the wheel disc (3) is sleeved and fixed outside the wheel hub (5).
3. The compact impeller structure of claim 2, wherein: the inner edge of the wheel disc (3) and the hub (5) are riveted and fixed through rivets (4).
4. A compact impeller structure according to any one of claims 1-3, characterized in that: and a shaft end disc (6) used for connecting a main shaft is fixed on the front end surface of the hub (5).
5. The compact impeller structure of claim 1, wherein: the wheel disc assembly comprises a wheel cover (1), a wheel disc (3) and a plurality of blades (2), wherein the blades (2) are vertically fixed between the wheel cover (1) and the wheel disc (3).
6. The compact impeller structure of claim 5, wherein: the blades (2) are welded and fixed between the wheel disc (3) and the wheel cover (1).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020203455.4U CN211692944U (en) | 2020-02-24 | 2020-02-24 | Compact impeller structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020203455.4U CN211692944U (en) | 2020-02-24 | 2020-02-24 | Compact impeller structure |
Publications (1)
Publication Number | Publication Date |
---|---|
CN211692944U true CN211692944U (en) | 2020-10-16 |
Family
ID=72776445
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202020203455.4U Expired - Fee Related CN211692944U (en) | 2020-02-24 | 2020-02-24 | Compact impeller structure |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN211692944U (en) |
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2020
- 2020-02-24 CN CN202020203455.4U patent/CN211692944U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201016 |
|
CF01 | Termination of patent right due to non-payment of annual fee |