CN211259058U - Axial flow fan - Google Patents
Axial flow fan Download PDFInfo
- Publication number
- CN211259058U CN211259058U CN201922428169.8U CN201922428169U CN211259058U CN 211259058 U CN211259058 U CN 211259058U CN 201922428169 U CN201922428169 U CN 201922428169U CN 211259058 U CN211259058 U CN 211259058U
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- CN
- China
- Prior art keywords
- impeller cover
- hoop
- staple bolt
- impeller
- axial fan
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- 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.)
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Abstract
The utility model discloses an axial fan, including impeller and impeller cover, the impeller rotates to be connected in the impeller cover, the impeller cover outside is equipped with staple bolt one and staple bolt two, staple bolt one sets up in the impeller cover front side, staple bolt two sets up in the impeller cover rear side, staple bolt one all rotates with the impeller cover through the round pin axle with two both sides of staple bolt and is connected, staple bolt one both sides below all is provided with movable supporting part, movable supporting part includes dead lever and sliding connection in the inboard slide bar of dead lever down, slide bar one end welds with a staple bolt bottom, be equipped with the location pinhole on the slide bar, the downthehole locating pin that is equipped with of locating pin, the fixed stay bar has all been welded to two both sides below of staple bolt. Compared with the prior art, the utility model discloses the angle of regulation axial fan that can be convenient can change because of the wind direction that vibrations produced by effectual prevention axial fan during operation for axial fan wind direction among the operating condition is difficult for changing.
Description
Technical Field
The utility model relates to a ventilation equipment field specifically is an axial fan.
Background
The axial flow fan is an air flow in the same direction as the axis of the fan blade, such as an electric fan, and the fan of the air conditioner external unit is an axial flow type running fan. The "axial flow" is so called because the gas flows parallel to the fan axis. Axial flow fans are typically used in applications where flow requirements are high and pressure requirements are low.
In the prior art, the wind direction angle of a general axial flow fan is single and difficult to adjust, and in the using process of the axial flow fan, the wind direction of the axial flow fan is changed due to the vibration of the fan.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an axial fan to solve the problem that proposes in the above-mentioned background art.
In order to solve the above problem, the utility model adopts the following technical scheme:
the utility model provides an axial fan, includes impeller and impeller cover, the impeller rotates to be connected in the impeller cover, the impeller cover outside is equipped with staple bolt one and staple bolt two, staple bolt one sets up in the impeller cover front side, staple bolt two sets up in the impeller cover rear side, staple bolt one all rotates with the impeller cover through the round pin axle with staple bolt two both sides and is connected, staple bolt one both sides below all is provided with the movable support portion, the movable support portion includes dead lever and sliding connection in the inboard slide bar of dead lever down, slide bar one end and the welding of staple bolt one bottom, be equipped with a plurality of through-hole on the dead lever down, be equipped with the location pinhole on the slide bar, the downthehole locating pin that is equipped with of locating pin, the locating pin is pegged graft in the through-hole, the equal welding in staple bolt two both sides below has.
Furthermore, the pin shaft comprises a polished rod section and a threaded section, the first hoop is rotatably connected with the impeller cover through the polished rod section of the pin shaft, the second hoop is rotatably connected with the impeller cover through the polished rod section of the pin shaft, the threaded section of the pin shaft is in threaded connection with a nut, and the first hoop, the second hoop and the impeller cover are fastened by the nut respectively.
Furthermore, a spring is arranged between the tail end of the positioning pin and the positioning pin hole.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the angle of the axial flow fan can be conveniently adjusted.
2. The wind direction angle change that can effectual prevention axial fan during operation produced because of vibrations for axial fan wind direction among the operating condition is difficult for changing.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a right side view of the present invention;
FIG. 3 is an enlarged view of FIG. 1A;
wherein, 1-impeller, 2-impeller cover, 3-hoop I, 4-hoop II, 5-pin shaft, 6-movable supporting part, 7-lower fixed rod, 8-slide bar, 9-through hole, 10-positioning pin, 11-fixed supporting rod, 12-nut, 13-spring, 14-positioning pin hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below.
As shown in fig. 1 to 3, an axial flow fan includes an impeller 1 and an impeller housing 2, the impeller 1 is rotatably connected in the impeller housing 2, the outer side of the impeller cover 2 is provided with a hoop I3 and a hoop II 4, the hoop I3 is arranged at the front side of the impeller cover 2, the hoop II 4 is arranged at the rear side of the impeller cover 2, both sides of the hoop I3 and the hoop II 4 are rotationally connected with the impeller cover 2 through a pin shaft 5, the lower parts of the two sides of the hoop I3 are respectively provided with a movable supporting part 6, the movable supporting parts 6 comprise a lower fixed rod 7 and a slide rod 8 which is connected with the inner side of the lower fixed rod 7 in a sliding way, one end of the slide bar 8 is welded with the bottom of the hoop I3, a plurality of through holes 9 are arranged on the lower fixed rod 7, a positioning pin hole 14 is arranged on the sliding rod 8, a positioning pin 10 is arranged in the positioning pin hole 14, the positioning pins 10 are inserted into the through holes 9, and the fixing support rods 11 are welded below the two sides of the second hoop 4.
The hinge pin 5 comprises a polished rod section and a threaded section, the hoop I4 is rotationally connected with the impeller cover 2 through the polished rod section of the hinge pin 5, the hoop II 4 is rotationally connected with the impeller cover 2 through the polished rod section of the hinge pin, the threaded section of the hinge pin 5 is in threaded connection with a nut 12, and the hoop I3, the hoop II 4 and the impeller cover 2 are fastened by the nut 12 respectively.
A spring 13 is arranged between the tail end of the positioning pin 10 and the positioning pin hole 14, and the positioning pin 10 is pressed into the lower fixing rod 7 to adjust the angle of the axial flow fan.
The present invention is not limited to the above-described embodiments, and those skilled in the art can make modifications or changes without departing from the spirit of the present invention.
Claims (3)
1. The utility model provides an axial fan, includes impeller and impeller cover, the impeller rotates to be connected in the impeller cover, its characterized in that: the improved impeller cover comprises an impeller cover and is characterized in that a first hoop and a second hoop are arranged on the outer side of the impeller cover, the first hoop is arranged on the front side of the impeller cover, the second hoop is arranged on the rear side of the impeller cover, the first hoop and the two sides of the first hoop are rotatably connected with the impeller cover through hinge pins, movable supporting parts are arranged below the two sides of the first hoop and comprise lower fixing rods and sliding rods connected to the inner sides of the lower fixing rods in a sliding mode, one ends of the sliding rods are welded to the bottom of the first hoop, a plurality of through holes are formed in the lower fixing rods, positioning pin holes are formed in the sliding rods, positioning pins are arranged in the positioning pin holes and are inserted into the through holes, and fixing support rods are welded to the.
2. The axial flow fan of claim 1, wherein: the hinge pin comprises a polished rod section and a threaded section, the first hoop is rotationally connected with the impeller cover through the polished rod section of the hinge pin, the second hoop is rotationally connected with the impeller cover through the polished rod section of the hinge pin, the threaded section of the hinge pin is in threaded connection with a nut, and the first hoop, the second hoop and the impeller cover are fastened by the nut respectively.
3. The axial flow fan of claim 1, wherein: and a spring is arranged between the tail end of the positioning pin and the positioning pin hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922428169.8U CN211259058U (en) | 2019-12-30 | 2019-12-30 | Axial flow fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922428169.8U CN211259058U (en) | 2019-12-30 | 2019-12-30 | Axial flow fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211259058U true CN211259058U (en) | 2020-08-14 |
Family
ID=71960643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922428169.8U Active CN211259058U (en) | 2019-12-30 | 2019-12-30 | Axial flow fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211259058U (en) |
-
2019
- 2019-12-30 CN CN201922428169.8U patent/CN211259058U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |