CN212717265U - Fan capable of adjusting air intake according to actual requirements - Google Patents
Fan capable of adjusting air intake according to actual requirements Download PDFInfo
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- CN212717265U CN212717265U CN202021079110.9U CN202021079110U CN212717265U CN 212717265 U CN212717265 U CN 212717265U CN 202021079110 U CN202021079110 U CN 202021079110U CN 212717265 U CN212717265 U CN 212717265U
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- 230000003139 buffering effect Effects 0.000 claims abstract description 6
- 241000886569 Cyprogenia stegaria Species 0.000 claims abstract 3
- 230000001681 protective effect Effects 0.000 claims description 7
- 238000009423 ventilation Methods 0.000 claims description 3
- 238000010248 power generation Methods 0.000 claims 1
- 230000001360 synchronised effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 4
- 238000005457 optimization Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to a fan technical field specifically is a can adjust fan of intake size according to actual demand, the upper end fixedly connected with air pipe of fan shell body, the rear portion fixed mounting of fan shell body has fan inner shell, the center department of fan inner shell rotates and is connected with the axis of rotation, the surface of axis of rotation is the distribution and has rotating vane, the inner wall fixedly connected with bracing piece of axis of rotation, the outside of fan inner shell is rotated and is connected with the rotating disc, the internal surface meshing of rotating disc has the rotation wheel, the rotation wheel includes dwang, buffering spring, flexible elastic column, swivel nut and connecting axle the inboard rotation of rotation wheel is connected with the dwang. When using, this device can be synchronous removes cowl all around, but also can adjust cowl's the area that shelters from according to actual demand volume, and then controlled the intake, it is comparatively convenient to use.
Description
Technical Field
The utility model relates to a fan technical field specifically is a can adjust fan of intake size according to actual demand.
Background
The fan is suitable for various aspects of life, and the usage is very extensive, generally can be equipped with the fan in the middle of the ventilation system, and the fan is used for with the air pump of external air pump in building or with the air pump in the building, and the fan mainly comprises fan wheel and casing, and when using, all be that the motor drives the fan blade and rotate, and then facilitate the use.
When the existing fan is used, the rotating shaft drives the fan blades to rotate, so that wind is generated, when the air intake is required to be controlled, the power of the motor and the rotating speed of the rotating shaft are generally adjusted, but the flexibility is low, the air intake cannot be adjusted according to actual requirements, the use of people is influenced, and the fan is troublesome to use, so that a fan capable of adjusting the air intake according to the actual requirements is provided by technical personnel in the field, and the problem of the background art is solved.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a can adjust the fan of intake size according to the actual demand, reach by following specific technological means:
a fan capable of adjusting the air intake according to actual requirements comprises a fan outer shell, wherein an air pipeline is fixedly connected to the upper end of the fan outer shell, a fan inner shell is fixedly mounted at the rear part of the fan outer shell, a rotating shaft is rotatably connected to the center of the fan inner shell, rotating blades are distributed on the outer surface of the rotating shaft, supporting rods are fixedly connected to the inner wall of the rotating shaft, a rotating disc is rotatably connected to the outer side of the fan inner shell, a rotating wheel is meshed with the inner surface of the rotating disc and comprises a rotating rod, a buffering spring, a telescopic elastic column, a threaded sleeve and a connecting shaft, the rotating rod is rotatably connected to the inner side of the rotating wheel, the threaded sleeve is arranged on the outer surface of the rotating rod, the connecting shaft is fixedly connected to the inner side of the threaded sleeve, an arc-shaped baffle, the rear end fixedly connected with flexible elasticity post of running wheel, the surface of flexible elasticity post is provided with the buffering spring, the top fixedly connected with protective housing of flexible elasticity post.
Preferably, the diameter of the rotating disc is larger than that of the fan inner shell and smaller than that of the protective shell, and the telescopic elastic column is supported and protected to a certain extent.
As optimization, the arc-shaped baffle plates are uniformly distributed between two adjacent rotating blades at intervals, the diameter of each arc-shaped baffle plate is smaller than that of each rotating blade, the size of the air inlet can be effectively adjusted, and then the air inlet volume is adjusted.
As optimization, the shape of the air guide sleeve is concave, the inner diameter of the air guide sleeve is gradually increased from the middle part to the two ends and then gradually reduced, and the air guide sleeve has a certain guiding effect on wind, so that certain noise can be reduced.
Preferably, the ratchets matched with the rotating disc are arranged inside the rotating wheel, so that the rotating disc can conveniently drive the rotating wheel to rotate.
Preferably, the diameter of the rotating wheel is larger than that of the threaded sleeve, and the threaded sleeve can move up and down on the outer surface of the rotating rod.
The utility model discloses possess following beneficial effect:
1. this can adjust the fan of intake size according to actual demand, when needs intake, it takes place clockwise rotation to rotate the disc through the drive division drive, later with its meshed rotation wheel clockwise rotation, it drives the dwang rotation to rotate the wheel, later with this meshed swivel nut to keeping away from the direction of axis of rotation center one end and remove, the swivel nut drives connecting axle and cowl and moves, cowl can shelter from the area of air intake, and then the intake is controlled to the size that shelters from the air intake, do not need the manual regulation by oneself of people, not only certain time has been saved, and it is comparatively convenient to use, can adjust the size of intake according to the demand.
2. This can adjust the fan of intake size according to actual demand, when needs intake is big, take place anticlockwise rotation through rotating the disc, take place anticlockwise rotation rather than the meshing rotation wheel, later the swivel nut drives the epaxial cowl of connecting and removes to the direction that is close to axis of rotation center one end, cowl just no longer hinders the area of air intake this moment, thereby the intake has been adjusted, this device can be synchronous removes cowl all around, and can also adjust cowl's the area that shelters from according to actual demand, and then the intake has been controlled, it is comparatively convenient to use, the internal diameter of guide sleeve is crescent to both ends by the middle part and is reduced again gradually, can obtain better guide effect to wind, avoid strikeing the casing and send great noise, the use of giving people has brought the convenience.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic view of the front view cross-section structure of the present invention.
Fig. 3 is an enlarged view of a portion a in fig. 2.
Fig. 4 is a schematic structural diagram of the present invention in an operating state.
In the figure: 1. a fan outer casing; 2. a fan inner housing; 3. a ventilation duct; 4. a rotating shaft; 5. a rotor blade; 6. a protective housing; 7. a support bar; 8. a rotating wheel; 9. rotating the disc; 10. an arc-shaped baffle plate; 11. rotating the rod; 12. a buffer spring; 13. a telescopic elastic column; 14. a threaded sleeve; 15. a connecting shaft; 16. an air guide sleeve.
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, a fan capable of adjusting the amount of air intake according to the actual demand comprises a fan outer casing 1, an air duct 3 is fixedly connected to the upper end of the fan outer casing 1, a fan inner casing 2 is fixedly installed at the rear part of the fan outer casing 1, a rotating shaft 4 is rotatably connected to the center of the fan inner casing 2, rotating blades 5 are distributed on the outer surface of the rotating shaft 4, a support rod 7 is fixedly connected to the inner wall of the rotating shaft 4, a rotating disc 9 is rotatably connected to the outer side of the fan inner casing 2, the diameter of the rotating disc 9 is larger than that of the fan inner casing 2 and smaller than that of a protective casing 6, when the amount of air intake is needed, a driving part drives the rotating disc 9 to rotate clockwise, then a rotating wheel 8 engaged with the rotating disc rotates clockwise, the rotating wheel 8 drives a rotating rod 11 to rotate, and, the threaded sleeve 14 drives the connecting shaft 15 and the arc-shaped baffle plate 10 to move, the arc-shaped baffle plate 10 can shield the area of an air inlet, and the air inlet is further shielded to control the air inlet amount.
In fig. 2, 3 and 4: the inner surface of the rotating disc 9 is engaged with a rotating wheel 8, the rotating wheel 8 comprises a rotating rod 11, a buffer spring 12, a telescopic elastic column 13, a threaded sleeve 14 and a connecting shaft 15, the inner side of the rotating wheel 8 is rotatably connected with the rotating rod 11, ratchets matched with the rotating disc 9 are arranged inside the rotating wheel 8, the outer surface of the rotating rod 11 is provided with the threaded sleeve 14, the inner side of the threaded sleeve 14 is fixedly connected with the connecting shaft 15, the diameter of the rotating wheel 8 is larger than that of the threaded sleeve 14, the bottom end of the connecting shaft 15 is fixedly connected with an arc baffle 10, the outer surface of the arc baffle 10 is fixedly provided with an air guide sleeve 16, the air guide sleeve 16 is concave, the inner diameter of the air guide sleeve 16 is gradually increased from the middle part to the two ends and then gradually reduced, the arc baffle 10 is uniformly distributed between two adjacent rotating blades 5 at intervals, the diameter of the arc baffle 10 is, the surface of flexible elasticity post 13 is provided with buffering spring 12, and the top fixedly connected with protective housing 6 of flexible elasticity post 13, the internal diameter of guide sleeve 16 is crescent again and is reduced gradually by the middle part to both ends, can obtain better guide effect to wind, avoids strikeing the casing and sends great noise, and the use of giving people has brought the convenience.
When the air intake fan is used, under normal operation, the rotating shaft 4 drives the rotating blades 5 to rotate, then generated air is discharged from one side of the fan inner shell 2, when the air intake is needed, the driving part drives the rotating disc 9 to rotate clockwise, then the rotating wheel 8 meshed with the rotating disc rotates clockwise, the rotating wheel 8 drives the rotating rod 11 to rotate, then the screw sleeve 14 meshed with the rotating rod moves towards the direction far away from one end of the center of the rotating shaft 4, the screw sleeve 14 drives the connecting shaft 15 and the arc-shaped baffle plate 10 to move, the arc-shaped baffle plate 10 can shield the area of an air inlet, further the size of the air inlet is shielded to control the air intake, when the air intake is needed to be large, the rotating disc 9 rotates anticlockwise, the rotating wheel 8 meshed with the rotating disc rotates anticlockwise, then the screw sleeve 14 drives the arc-shaped baffle plate on the connecting shaft 15 to move towards the direction close to one end of the center of, thereby adjusted the intake, this device can be synchronous move cowl 10 all around, and can also be according to actual demand volume and then adjust cowl 10, controlled the intake, it is comparatively convenient to use, and the internal diameter of wind-guiding cover 16 is crescent to both ends by the middle part and is reduced gradually again, can obtain better guide effect to wind, avoids strikeing the casing and sends great noise, and the use of giving people has brought the convenience.
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 (6)
1. The utility model provides a can adjust fan of intake size according to actual demand, includes fan shell body (1), its characterized in that: the fan is characterized in that a ventilation pipeline (3) is fixedly connected to the upper end of a fan outer shell (1), a fan inner shell (2) is fixedly mounted at the rear portion of the fan outer shell (1), a rotating shaft (4) is connected to the center of the fan inner shell (2) in a rotating mode, rotating blades (5) are distributed on the outer surface of the rotating shaft (4), a supporting rod (7) is fixedly connected to the inner wall of the rotating shaft (4), a rotating disc (9) is connected to the outer side of the fan inner shell (2) in a rotating mode, a rotating wheel (8) is meshed to the inner surface of the rotating disc (9), the rotating wheel (8) comprises a rotating rod (11), a buffering spring (12), a telescopic elastic column (13), a threaded sleeve (14) and a connecting shaft (15), the rotating rod (11) is connected to the inner side of the rotating wheel (, the wind power generation device is characterized in that a connecting shaft (15) is fixedly connected to the inner side of the threaded sleeve (14), an arc-shaped baffle (10) is fixedly connected to the bottom end of the connecting shaft (15), a wind guide sleeve (16) is fixedly mounted on the outer surface of the arc-shaped baffle (10), a telescopic elastic column (13) is fixedly connected to the rear end of the rotating wheel (8), a buffering spring (12) is arranged on the outer surface of the telescopic elastic column (13), and a protective shell (6) is fixedly connected to the top end of the telescopic elastic column (13).
2. The fan capable of adjusting the air inlet volume according to the actual requirement as claimed in claim 1 is characterized in that: the diameter of the rotating disc (9) is larger than that of the fan inner shell (2) and smaller than that of the protective shell (6).
3. The fan capable of adjusting the air inlet volume according to the actual requirement as claimed in claim 1 is characterized in that: the arc-shaped baffle plates (10) are evenly distributed between every two adjacent rotating blades (5) at intervals, and the diameters of the arc-shaped baffle plates (10) are smaller than the diameters of the rotating blades (5).
4. The fan capable of adjusting the air inlet volume according to the actual requirement as claimed in claim 1 is characterized in that: the shape of the air guide sleeve (16) is concave, and the inner diameter of the air guide sleeve (16) is gradually increased from the middle part to the two ends and then gradually reduced.
5. The fan capable of adjusting the air inlet volume according to the actual requirement as claimed in claim 1 is characterized in that: ratchets matched with the rotating disc (9) are arranged in the rotating wheel (8).
6. The fan capable of adjusting the air inlet volume according to the actual requirement as claimed in claim 1 is characterized in that: the diameter of the rotating wheel (8) is larger than that of the threaded sleeve (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021079110.9U CN212717265U (en) | 2020-06-12 | 2020-06-12 | Fan capable of adjusting air intake according to actual requirements |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021079110.9U CN212717265U (en) | 2020-06-12 | 2020-06-12 | Fan capable of adjusting air intake according to actual requirements |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212717265U true CN212717265U (en) | 2021-03-16 |
Family
ID=74950486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021079110.9U Active CN212717265U (en) | 2020-06-12 | 2020-06-12 | Fan capable of adjusting air intake according to actual requirements |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212717265U (en) |
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2020
- 2020-06-12 CN CN202021079110.9U patent/CN212717265U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231031 Address after: 344200 C District, Chongren Industrial Park, Fuzhou, Jiangxi Patentee after: Jiangxi Guangbian Electric Co.,Ltd. Address before: 344200 C District, Chongren Industrial Park, Fuzhou, Jiangxi Patentee before: JIANGXI HAOREN ELECTRICAL EQUIPMENT CO.,LTD. |
|
| TR01 | Transfer of patent right |