CN213655198U - Fan with adjustable impeller angle - Google Patents
Fan with adjustable impeller angle Download PDFInfo
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- CN213655198U CN213655198U CN202022489153.0U CN202022489153U CN213655198U CN 213655198 U CN213655198 U CN 213655198U CN 202022489153 U CN202022489153 U CN 202022489153U CN 213655198 U CN213655198 U CN 213655198U
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- fixedly connected
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- cover plate
- fan
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Abstract
The utility model belongs to the technical field of the fan technique and specifically relates to a fan with adjustable impeller angle, including organism, back shroud, front shroud and blade, organism left side front side fixedly connected with front shroud, the front shroud rear end outside fixedly connected with is the fixed rotating shaft of evenly dividing, the fixed rotating shaft rear side fixedly connected with back shroud, the fixed rotating shaft outside fixedly connected with blade, the inboard sliding connection of blade front end has second fixed guide, both ends fixedly connected with front shroud about the second fixed guide, the blade rear side fixedly connected with connecting plate, the connecting plate outside sliding connection has first fixed guide; the utility model discloses in, through the fixed pivot, the fixed guide of second, the first fixed guide that set up, this kind of setting has changed the original fixed mode of blade, can make the blade fix between front shroud and back shroud in, lets the blade can rotate between front shroud and back shroud to the rotation of the blade of being convenient for.
Description
Technical Field
The utility model relates to a fan technical field specifically is a fan with adjustable impeller angle.
Background
With the gradual development of science and technology, people have more and more extensive use of fans, wherein the fans depend on input mechanical energy, improve gas pressure and discharge gas, and are driven fluid machines, and gas compression and gas delivery machines are machines which convert rotating mechanical energy into gas pressure energy and kinetic energy and deliver gas out.
The fan that uses in the society today, the inside most impeller angle of fan can not adjust, and when the air output that different occasions need the fan had different demands, still need to change fan wheel or install other devices additional and change the fan air output, and the operation process is loaded down with trivial details, wastes time and energy, consequently proposes to above-mentioned problem, a fan with adjustable impeller angle.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a fan with adjustable impeller angle to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a fan with an adjustable impeller angle comprises a fan body, a rear cover plate, a front cover plate and blades, wherein the front cover plate is fixedly connected to the left front side of the fan body, a uniformly-divided fixed rotating shaft is fixedly connected to the outer side of the rear end of the front cover plate, the rear cover plate is fixedly connected to the rear side of the fixed rotating shaft, the blades are fixedly connected to the outer side of the fixed rotating shaft, a second fixed guide frame is slidably connected to the inner side of the front end of the blades, the front cover plate is fixedly connected to the left and right ends of the second fixed guide frame, a connecting plate is fixedly connected to the rear side of the blades, a first fixed guide frame is slidably connected to the outer side of the connecting plate, the rear cover plate is fixedly connected to the left and right ends of the first fixed guide frame, a moving block is slidably connected to the inner side of the connecting, the outer side of the first transmission wheel is connected with a second transmission wheel in a meshed mode, the other end of the first transmission wheel is fixedly connected with a first gear, the outer side of the first gear is connected with a second gear in a meshed mode, the rear side of the second gear is fixedly connected with a motor, and the rear side of the motor is fixedly connected with a rear cover plate.
Preferably, a first groove is formed in the inner side of the rear cover plate at the position of the blade, and a second groove is formed in the inner side of the front cover plate at the position of the blade.
Preferably, the inner side of the connecting plate is provided with a sliding groove, and the moving block is in sliding connection with the connecting plate through the sliding groove.
Preferably, the outer side of the first fixed guide frame is fixedly connected with a sliding block, and the connecting plate is connected with the first fixed guide frame in a sliding mode through the sliding block.
Preferably, a third groove is formed in the inner side of the rear cover plate at the position of the connecting plate.
Compared with the prior art, the beneficial effects of the utility model are that:
1. in the utility model, the blades are fixed between the front cover plate and the rear cover plate through the first fixed guide frame and the second fixed guide frame by the arranged fixed rotating shaft, the second fixed guide frame and the first fixed guide frame, the original fixing mode of the blades is changed by the arrangement, and the blades can be fixed between the front cover plate and the rear cover plate and can rotate between the front cover plate and the rear cover plate, thereby facilitating the rotation of the blades;
2. the utility model discloses in, through connecting plate, bull stick, first drive wheel, the second drive wheel that sets up, through the rotation of control motor, the angle modulation of blade in can the simultaneous control fan, this kind of setting makes the fan in the blade angle have the regulation performance, lets the fan can adjust the air supply volume according to the demand in different occasions, has reduced the time of changing fan wheel, easy operation, labour saving and time saving.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of a front cross-sectional structure of the rear cover plate of the present invention;
FIG. 3 is a schematic view of the structure of the rear cover plate of the present invention;
fig. 4 is an enlarged schematic structural view of a portion a in fig. 3 according to the present invention.
In the figure: 1-machine body, 2-rear cover plate, 3-blade, 4-fixed rotating shaft, 5-connecting plate, 6-moving block, 7-rotating shaft, 8-rotating rod, 9-first driving wheel, 10-first gear, 11-second gear, 12-motor, 13-second driving wheel, 14-first fixed guide frame, 15-second fixed guide frame and 16-front cover plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely 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, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution:
a fan with an adjustable impeller angle comprises a machine body 1, a rear cover plate 2, a front cover plate 16 and blades 3, wherein the front cover plate 16 is fixedly connected to the left front side of the machine body 1, the outer side of the rear end of the front cover plate 16 is fixedly connected with a uniformly-divided fixed rotating shaft 4, the rear side of the fixed rotating shaft 4 is fixedly connected with the rear cover plate 2, the outer side of the fixed rotating shaft 4 is fixedly connected with the blades 3, the inner side of the front end of each blade 3 is slidably connected with a second fixed guide frame 15, the left end and the right end of each second fixed guide frame 15 are fixedly connected with the front cover plate 16, the rear side of each blade 3 is fixedly connected with a connecting plate 5, the outer side of each connecting plate 5 is slidably connected with a first fixed guide frame 14, the left end and the right end of each first fixed guide frame 14 are fixedly connected with the rear cover plate 2, the inner side of each connecting, the outer side of the first transmission wheel 9 is engaged and connected with a second transmission wheel 13, the other end of the first transmission wheel 9 is fixedly connected with a first gear 10, the outer side of the first gear 10 is engaged and connected with a second gear 11, the rear side of the second gear 11 is fixedly connected with a motor 12, and the rear side of the motor 12 is fixedly connected with a rear cover plate 2.
The inner side of the rear cover plate 2 at the position of the blade 3 is provided with a first groove, the inner side of the front cover plate 16 at the position of the blade 3 is provided with a second groove, the arrangement ensures that the blade 3 has a rotating space at the inner sides of the front cover plate 16 and the rear cover plate 2, which is convenient for adjusting the angle of the blade 3, the inner side of the connecting plate 5 is provided with a sliding groove, the moving block 6 is in sliding connection with the connecting plate 5 through the sliding groove, the arrangement is favorable for controlling the rotation of the connecting plate 5 when the rotating rod 8 rotates, thereby controlling the rotation of the blade 3, the outer side of the first fixed guide frame 14 is fixedly connected with a sliding block, the connecting plate 5 is in sliding connection with the first fixed guide frame 14 through the sliding block, the arrangement can ensure that the blade 3 can rotate between the front cover plate 16 and the rear cover plate 2 when being fixed between the front cover plate 16 and the rear cover plate 2, thereby adjusting, this arrangement facilitates rotation of the web 5 within the back cover 2.
The working process is as follows: when the fan is used and the air output of the fan needs to be changed, the blade 3 is fixed between the front cover plate 16 and the rear cover plate 2 through the first fixed guide frame 14 and the second fixed guide frame 15, the rotation of the motor 12 is controlled, the tail end of the main shaft of the motor 12 is fixedly connected with the second gear 11, the outer side of the second gear 11 is engaged and connected with the first gear 10, the motor 12 drives the second gear 11 to rotate, the second gear 11 drives the first gear 10 to rotate, the other end of the first gear 10 is fixedly connected with the first driving wheel 9, the outer side of the first driving wheel 9 is engaged and connected with the second driving wheel 13, the first driving wheel 9 and the second driving wheel 13 are engaged and connected with each other, the outer side of the first driving wheel 9 at the last position is not provided with the second driving wheel 13, thus the rotation direction of each first driving wheel 9 can be the same, the other end of the first driving wheel 9 is fixedly, the other end of the rotating shaft 7 is fixedly connected with a moving block 6, a first rotating wheel 9 rotates to drive a rotating rod 8 to rotate, the outer side of the moving block 6 is connected with a connecting plate 5 in a sliding mode, the rotating rod 8 drives the moving block 6 to rotate, the moving block 6 rotates in the connecting plate 5 to drive the connecting plate 5 to rotate, the other end of the connecting plate 5 is fixedly connected with a blade 3, the connecting plate 5 rotates to drive the blade 3 to rotate, so that the angle adjustment of the blade 3 in the fan can be controlled simultaneously, the original fixing mode of the blade 3 is changed, the blade 3 can be fixed between a front cover plate 16 and a rear cover plate 2, the blade 3 can rotate between the front cover plate 16 and the rear cover plate 2, the rotation of the blade 3 is convenient, the angle of the blade 3 in the fan has adjusting performance, the air supply quantity of the fan can be adjusted according, simple operation, time saving and labor saving.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a fan with adjustable impeller angle, includes organism (1), back shroud (2), front shroud (16) and blade (3), its characterized in that: a front cover plate (16) is fixedly connected to the left front side of the machine body (1), a uniformly-divided fixed rotating shaft (4) is fixedly connected to the outer side of the rear end of the front cover plate (16), a rear cover plate (2) is fixedly connected to the rear side of the fixed rotating shaft (4), a blade (3) is fixedly connected to the outer side of the fixed rotating shaft (4), a second fixed guide frame (15) is slidably connected to the inner side of the front end of the blade (3), a front cover plate (16) is fixedly connected to the left and right ends of the second fixed guide frame (15), a connecting plate (5) is fixedly connected to the rear side of the blade (3), a first fixed guide frame (14) is slidably connected to the outer side of the connecting plate (5), a rear cover plate (2) is fixedly connected to the left and right ends of the first fixed guide frame (14), a moving block (6) is slidably connected to the inner, the utility model discloses a motor, including axis of rotation (7) other end fixedly connected with bull stick (8), bull stick (8) other end fixedly connected with first drive wheel (9), first drive wheel (9) outside meshing is connected with second drive wheel (13), first drive wheel (9) other end fixedly connected with first gear (10), first gear (10) outside meshing is connected with second gear (11), second gear (11) rear side fixedly connected with motor (12), motor (12) rear side fixedly connected with back shroud (2).
2. The fan with the adjustable impeller angle of claim 1, wherein: the inner side of the rear cover plate (2) at the position of the blade (3) is provided with a first groove, and the inner side of the front cover plate (16) at the position of the blade (3) is provided with a second groove.
3. The fan with the adjustable impeller angle of claim 1, wherein: the inner side of the connecting plate (5) is provided with a sliding groove, and the moving block (6) is connected with the connecting plate (5) in a sliding mode through the sliding groove.
4. The fan with the adjustable impeller angle of claim 1, wherein: the outer side of the first fixed guide frame (14) is fixedly connected with a sliding block, and the connecting plate (5) is connected with the first fixed guide frame (14) in a sliding mode through the sliding block.
5. The fan with the adjustable impeller angle of claim 1, wherein: and a third groove is formed in the inner side of the rear cover plate (2) at the position of the connecting plate (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022489153.0U CN213655198U (en) | 2020-11-02 | 2020-11-02 | Fan with adjustable impeller angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022489153.0U CN213655198U (en) | 2020-11-02 | 2020-11-02 | Fan with adjustable impeller angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213655198U true CN213655198U (en) | 2021-07-09 |
Family
ID=76704944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022489153.0U Active CN213655198U (en) | 2020-11-02 | 2020-11-02 | Fan with adjustable impeller angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213655198U (en) |
-
2020
- 2020-11-02 CN CN202022489153.0U patent/CN213655198U/en active Active
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