CN208534837U - A kind of impeller of axial flow blower - Google Patents
A kind of impeller of axial flow blower Download PDFInfo
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- CN208534837U CN208534837U CN201820917019.6U CN201820917019U CN208534837U CN 208534837 U CN208534837 U CN 208534837U CN 201820917019 U CN201820917019 U CN 201820917019U CN 208534837 U CN208534837 U CN 208534837U
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- blade
- impeller
- axial flow
- flow blower
- limiting slot
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Abstract
The utility model provides a kind of impeller of axial flow blower, belongs to field of mechanical technique.It solves the problems, such as that existing impeller assembling is inconvenient.The impeller of this axial flow blower includes wheel hub and multiple blades around hub central axle distribution, there is the connection side of protrusion on the outer peripheral surface of wheel hub, connect that side is identical with blade quantity and position face one by one, it is equipped on each connection side and the limiting slot of corresponding blade face, it is all had on each blade and the matched convex block of limiting slot, and convex block, in corresponding limiting slot, blade is fixedly connected with by bolt with side is connect.The impeller of this axial flow blower has the advantages that easy to assembly.
Description
Technical field
The utility model belongs to field of mechanical technique, is related to a kind of axial flow blower, especially a kind of impeller of axial flow blower.
Background technique
Axial fan is called booster, is a kind of industrial and mining enterprises' commonly blower, it is different from general blower,
For its motor and fan blade all in a cylinder, shape is exactly a tubular, is used for local ventilation, easy for installation, ventilation
Effect is obvious, and safety, the cylinder that can give a dinner for a visitor from afar, which is kept watch, is sent to specified region.
The impeller of existing axial flow blower is generally formed by wheel hub and around multiple blades of hub central axle distribution, and leaf
Piece is fixedly connected with by way of riveting with wheel hub.Above-mentioned riveting method has two: 1, riveting point is more, influences efficiency；
2, it is easy to the not tight phenomenon of riveting occur, influences impeller life.
Utility model content
The purpose of this utility model is the presence of the above problem in view of the prior art, proposes a kind of leaf of axial flow blower
Wheel, the technical issues of solution be how ease of assembly.
The purpose of this utility model can be realized by the following technical scheme: a kind of impeller of axial flow blower, including wheel hub
With multiple blades around hub central axle distribution, which is characterized in that have the connection of protrusion on the outer peripheral surface of the wheel hub
Side, side is identical with blade quantity and position face one by one for connection, is equipped with and corresponding blade face on each connection side
Limiting slot, all have on the blade with the matched convex block of limiting slot, and convex block is in corresponding limiting slot, institute
The blade stated is fixedly connected with by bolt with side is connect.
In actual use, every blade passes through a bolt and corresponding connection side and is connected, to effectively shorten erector
Sequence, to improve the convenience of impeller assembling.Secondly, under the cooperation of convex block and limiting slot, to blade on blade direction of rotation
It is effectively limited, so that influence of the shearing force generated when blade rotation to blade and the junction for connecting side is reduced, to have
Effect increases this blade wheel structure stability, then extends impeller life.
In the impeller of above-mentioned axial flow blower, the limiting slot is annular in shape, and the central axis and bolt of limiting slot
Central axis it is conllinear.
In the impeller of above-mentioned axial flow blower, the connection side is equipped with the groove with blade face, the bottom of groove
There is the threaded portion annularly protruded on wall, and form above-mentioned limit between the lateral wall of threaded portion and the inner sidewall of groove
Slot, the blade are equipped with the through-hole with threaded portion face, and the bar portion of the bolt passes through through-hole and is screwed onto threaded portion
It is interior, and the head of bolt offsets with blade.I.e. threaded portion play the role of simultaneously positioning bolt and locating convex block the two, with letter
Change structure, to facilitate processing.
In the impeller of above-mentioned axial flow blower, at least provided with 2 above-mentioned convex blocks on the blade, and position
In multiple convex blocks on same blade along the circumferentially-spaced distribution of limiting slot.It, can reinforced blade and connection using above-mentioned design
The connective stability on side, to improve the service life of this impeller.
In the impeller of above-mentioned axial flow blower, two cards with blade face are all had on each connection side
Head, and the blade perpendicular, described positioned at the same distribution arrangement for connecting two clamps on side and the axial direction of corresponding bolt
Be equipped with the matched socket of clamp, socket is identical with clamp quantity and position corresponds, and each clamp is inserted embedded in corresponding to
Socket in.It under the cooperation of clamp and socket, both play the guiding role to the installation of blade, to facilitate the assembling of this impeller, again
Increase the contact area on connection side and blade, to further increase the bonding strength on connection side and blade, to extend the impeller longevity
Life.
In the impeller of above-mentioned axial flow blower, also there is reinforcing rib in a strip shape, reinforcing rib position on the connection side
Between groove and wheel hub, and the both ends of reinforcing rib extend respectively to hub periphery face and groove lateral wall.
In the impeller of above-mentioned axial flow blower, the reinforcing rib is located to be on same connection side with the reinforcing rib
Between the two clamps.
Compared with prior art, the impeller of this axial flow blower has the advantage that
1, every blade passes through a bolt and corresponding connection side and is connected, to effectively shorten installation procedure, so both
The convenience that impeller assembling can be improved, to reduce the production cycle, and can substantially reduce cost.
2, under the cooperation of convex block and limiting slot, blade is effectively limited on blade direction of rotation, to reduce
Influence of the shearing force that blade generates when rotating to the junction of blade and connection side, is stablized with effectively increasing this blade wheel structure
Property, then extend impeller life.
3, threaded portion plays the role of positioning bolt and locating convex block simultaneously the two is processed with simplifying structure to facilitate.
Detailed description of the invention
Fig. 1 is the schematic perspective view of the impeller of this axial flow blower.
Fig. 2 is the enlarged structure schematic diagram in Fig. 1 at A.
Fig. 3 is the structural schematic diagram of wheel hub.
Fig. 4 is the structural schematic diagram of blade.
In figure, 1, blade；1a, convex block；1b, socket；2, wheel hub；2a, connection side；2b, limiting slot；2c, threaded portion；2d,
Clamp；2e, reinforcing rib；3, bolt.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As shown in Figure 1, the impeller of this axial flow blower includes wheel hub 2 and multiple blades 1 around the distribution of 2 central axis of wheel hub.
Wherein, as shown in Figures 1 to 4, there is the connection side 2a of protrusion on the outer peripheral surface of wheel hub 2, and connect side 2a and wheel
Hub 2 is an integral structure.Connect that side 2a is identical with 1 quantity of blade and position face one by one.Be equipped on each connection side 2a with
The limiting slot 2b of corresponding 1 face of blade, all have on each blade 1 with the matched convex block 1a of limiting slot 2b, and convex block 1a is embedded in
In corresponding limiting slot 2b.It further illustrates, limiting slot 2b is annular in shape, and the center of the central axis of limiting slot 2b and bolt 3
Axis collinear.At least provided with 2 convex block 1a on each blade 1, and the multiple convex block 1a being located on same blade 1 are along limiting slot
The circumferentially-spaced distribution of 2b.It is preferred that there is 4 convex block 1a on each blade 1.
Each blade 1 is fixedly connected with by bolt 3 with side 2a is connect.Specifically, as shown in Figures 1 to 4, side 2a is connected
It is equipped with the groove with 1 face of blade, there is the threaded portion 2c annularly protruded, and the outside of threaded portion 2c on the bottom wall of groove
Above-mentioned limiting slot 2b is formed between wall and the inner sidewall of groove.Blade 1 is equipped with the through-hole with threaded portion 2c face, bolt 3
Bar portion pass through and through-hole and be screwed onto the 2c of threaded portion, and the head of bolt 3 offsets with blade 1.
It further illustrates, two clamp 2d with 1 face of blade is all had on each connection side 2a, and be located at same connection
The distribution arrangement of two clamp 2d on the 2a of side and the axial direction of corresponding bolt 3 are perpendicular.Blade 1 is equipped with and matches with clamp 2d
Socket 1b, socket 1b is identical with clamp 2d quantity and position corresponds, and each clamp 2d is inserted and is embedded in corresponding socket 1b
It is interior.It under the cooperation of clamp 2d and socket 1b, both play the guiding role to the installation of blade 1, to facilitate the assembling of this impeller, and increased
Add the contact area of connection side 2a and blade 1, to improve the bonding strength of connection side 2a and blade 1, to extend impeller life.
As shown in Fig. 2, also have on connection side 2a reinforcing rib 2e in a strip shape, reinforcing rib 2e be located at groove and wheel hub 2 it
Between, and the both ends of reinforcing rib 2e extend respectively to 2 outer peripheral surface of wheel hub and groove lateral wall.It further illustrates, reinforcing rib 2e is located at
It is between the two clamps 2d on same connection side 2a with reinforcing rib 2e.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (7)
1. a kind of impeller of axial flow blower, special including wheel hub (2) and around multiple blades (1) of wheel hub (2) central axis distribution
Sign is there is the connection side (2a) of protrusion on the outer peripheral surface of the wheel hub (2), connects side (2a) and blade (1) quantity phase
With and position face one by one, be equipped on each connection side (2a) with the limiting slot (2b) of corresponding blade (1) face, often
All had on a blade (1) with limiting slot (2b) matched convex block (1a), and convex block (1a) is embedded in corresponding limiting slot
In (2b), the blade (1) is fixedly connected with by bolt (3) with side (2a) is connect.
2. the impeller of axial flow blower according to claim 1, which is characterized in that the limiting slot (2b) annularly, and
The central axis of limiting slot (2b) and the central axis of bolt (3) are conllinear.
3. the impeller of axial flow blower according to claim 2, which is characterized in that the connection side (2a) is equipped with and leaf
The groove of piece (1) face, has the threaded portion (2c) annularly protruded on the bottom wall of groove, and the lateral wall of threaded portion (2c) and
It is formed between the inner sidewall of groove above-mentioned limiting slot (2b), the blade (1) is equipped with logical with threaded portion (2c) face
The bar portion in hole, the bolt (3) passes through through-hole and is screwed onto threaded portion (2c), and the head of bolt (3) and blade (1) phase
It supports.
4. the impeller of axial flow blower according to claim 2 or 3, which is characterized in that on each blade (1) extremely
It is equipped with 2 above-mentioned convex blocks (1a) less, and the multiple convex blocks (1a) being located on same blade (1) are between the circumferential direction of limiting slot (2b)
Every distribution.
5. the impeller of axial flow blower according to claim 1, which is characterized in that have on each connection side (2a)
Have with two clamps (2d) of blade (1) face, and be located at it is same connection side (2a) on two clamps (2d) distribution arrangement
Perpendicular with the axial direction of corresponding bolt (3), the blade (1) is equipped with and clamp (2d) matched socket (1b), socket
(1b) is identical with clamp (2d) quantity and position corresponds, and each clamp (2d) is inserted in corresponding socket (1b).
6. the impeller of axial flow blower according to claim 5, which is characterized in that on the connection side (2a) also have be in
The reinforcing rib (2e) of strip, reinforcing rib (2e) are located between groove and wheel hub (2), and the both ends of reinforcing rib (2e) each extend over
To wheel hub (2) outer peripheral surface and groove lateral wall.
7. the impeller of axial flow blower according to claim 6, which is characterized in that the reinforcing rib (2e) is located at and adds with this
Strengthening tendons (2e) are between the two clamps (2d) on same connection side (2a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820917019.6U CN208534837U (en) | 2018-06-13 | 2018-06-13 | A kind of impeller of axial flow blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820917019.6U CN208534837U (en) | 2018-06-13 | 2018-06-13 | A kind of impeller of axial flow blower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208534837U true CN208534837U (en) | 2019-02-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820917019.6U Active CN208534837U (en) | 2018-06-13 | 2018-06-13 | A kind of impeller of axial flow blower |
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| CN (1) | CN208534837U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110094348A (en) * | 2019-06-03 | 2019-08-06 | 中山晶钻电器科技实业有限公司 | Hollow type ceiling fan |
-
2018
- 2018-06-13 CN CN201820917019.6U patent/CN208534837U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110094348A (en) * | 2019-06-03 | 2019-08-06 | 中山晶钻电器科技实业有限公司 | Hollow type ceiling fan |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Zhejiang fengke intelligent fan Co.,Ltd. Assignor: ZHEJIANG XINGYI VENTILATOR ELECTRICAL APPLIANCE Co.,Ltd. Contract record no.: X2021330000528 Denomination of utility model: Impeller of axial flow fan Granted publication date: 20190222 License type: Common License Record date: 20211021 |