CN216342924U - Rotary bladeless fan - Google Patents
Rotary bladeless fan Download PDFInfo
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- CN216342924U CN216342924U CN202122523395.1U CN202122523395U CN216342924U CN 216342924 U CN216342924 U CN 216342924U CN 202122523395 U CN202122523395 U CN 202122523395U CN 216342924 U CN216342924 U CN 216342924U
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- bladeless fan
- rotatable
- connecting pipe
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Abstract
The utility model discloses a rotatable bladeless fan, comprising: the base is provided with an accommodating cavity and an air inlet communicated with the accommodating cavity; the airflow generating device is arranged in the accommodating cavity; the bladeless fan head is arranged on the base in a manner of rotating 360 degrees around the vertical direction and is provided with an air outlet communicated with the accommodating cavity or the airflow generating device; and the driving device is used for driving the bladeless fan head to rotate. The rotatable bladeless fan has the advantages that the bladeless fan head can rotate around the vertical direction by 360 degrees through the driving of the driving device, the rotating range is larger, the wind direction is diffused all around, the range is wider, and the use is more convenient.
Description
Technical Field
The utility model relates to the technical field of fans, in particular to a rotatable bladeless fan.
Background
The rotatable bladeless fan is also called an air doubling machine, can generate natural and continuous cold wind, and cannot cover dust or hurt fingers of children to insert because of no blades.
At present, a rotatable bladeless fan mainly comprises a base, an air flow generating device and a bladeless fan head, wherein an air inlet is formed in the base, the air flow generating device is arranged in the base, the bladeless fan head is arranged on the base and communicated with the base, an air outlet is formed in the bladeless fan head, the air flow generating device works to suck external air into the base through the air inlet, main air flow is formed in the base, the main air flow is sent to the air outlet, is surrounded through the air outlet, and the surrounding force drives the air near the air outlet to enter the bladeless fan head and be blown out at a high speed.
However, the bladeless fan head can only vertically rotate relative to the base by a limited angle, and cannot meet the requirement, so that the existing rotatable bladeless fan needs to be structurally improved.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a rotatable bladeless fan capable of rotating 360 degrees.
The purpose of the utility model is realized by adopting the following technical scheme:
a rotatable bladeless fan comprising:
the base is provided with an accommodating cavity and an air inlet communicated with the accommodating cavity;
the airflow generating device is arranged in the accommodating cavity;
the bladeless fan head is arranged on the base in a manner of rotating 360 degrees around the vertical direction and is provided with an air outlet communicated with the accommodating cavity or the airflow generating device;
and the driving device is used for driving the bladeless fan head to rotate.
Furthermore, the driving device at least comprises a motor, and the motor is arranged on the base and is in transmission connection with the bladeless fan head.
Furthermore, the driving device also comprises a driving gear and a driven gear which are meshed with each other, the driving gear is connected with the motor, and the driven gear is connected with the bladeless fan head.
Further, the driving gear is an external gear, and the driven gear is an internal gear arranged around the rotation center of the bladeless fan head.
Furthermore, the base is provided with a circular track groove which is arranged around the rotation center of the bladeless fan head;
the driven gear is provided with a guide piece which can move in the circular track groove.
Furthermore, the number of the guide pieces is multiple, and the guide pieces are sequentially arranged around the rotation center of the bladeless fan head.
Further, the guide member is a ball rotatably disposed.
Furthermore, the base is also provided with a track plate, and the track plate is provided with the circular track groove.
Furthermore, a support frame is arranged between the driven gear and the circular track groove, and the ball is rotatably arranged on the support frame.
Furthermore, the air flow generating device is provided with an inlet and an outlet which are communicated, the inlet is communicated with the air inlet, the outlet of the air flow generating device is provided with a first connecting pipe communicated with the outlet, and the upper end of the first connecting pipe is provided with a first annular part;
the bottom of the bladeless fan head is provided with a second connecting pipe communicated with the air outlet, the lower end of the second connecting pipe is connected with the driven gear, the second connecting pipe is sleeved on the first connecting pipe, a second circular ring-shaped portion is arranged in the second connecting pipe, and the second circular ring-shaped portion is sleeved on the first circular ring-shaped portion and can rotate relative to the first circular ring-shaped portion.
Furthermore, a guide hole is formed in the upper end of the first connecting pipe, a guide post vertically arranged is arranged in the second connecting pipe, and the guide post is rotatably inserted into the guide hole; and/or the inner diameter of the second connecting pipe is gradually reduced from bottom to top.
Compared with the prior art, the utility model has the beneficial effects that:
the rotatable bladeless fan has the advantages that the bladeless fan head can rotate around the vertical direction by 360 degrees through the driving of the driving device, the rotating range is larger, the wind direction is diffused all around, the range is wider, and the use is more convenient.
Drawings
FIG. 1 is a schematic structural diagram of a rotatable bladeless fan according to the present invention;
FIG. 2 is an exploded view of the rotatable bladeless fan of the present invention;
FIG. 3 is an internal structure view of the rotatable bladeless fan according to the present invention;
FIG. 4 is an exploded view of the rotatable bladeless fan of the present invention;
FIG. 5 is a schematic structural diagram of a bladeless fan head of the rotatable bladeless fan according to the present invention;
FIG. 6 is a schematic structural diagram of a driving device of the rotatable bladeless fan according to the present invention;
fig. 7 is a schematic structural diagram of a first connection pipe in the rotatable bladeless fan according to the present invention.
In the figure: 10. a base; 11. an accommodating cavity; 12. an air inlet; 20. a bladeless fan head; 21. an air duct structure; 211. an air outlet; 212. an annular air duct; 22. a second connecting pipe; 23. a second annular portion; 24. a guide post; 30. an air flow generating device; 31. an inlet; 32. an outlet; 40. a drive device; 41. a motor; 42. a driving gear; 43. a driven gear; 50. a track plate; 51. a circular track groove; 60. a support frame; 70. a ball bearing; 80. a first connecting pipe; 81. a first annular portion; 82. a guide hole; 90. and a bottom support.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.
Referring to fig. 1 to 4, there is shown a rotatable bladeless fan according to a preferred embodiment of the present invention, including: the base 10 is provided with an accommodating cavity 11 and an air inlet 12 communicated with the accommodating cavity 11; an air flow generating device 30 disposed in the accommodating chamber 11; the bladeless fan head 20 is arranged on the base 10 in a manner of rotating 360 degrees around the vertical direction, and is provided with an annular air outlet 211 communicated with the airflow generating device 30; and the driving device 40 is used for driving the bladeless fan head 20 to rotate. Of course, in other embodiments, the bladeless head 20 may be in communication with the receiving cavity 11.
The rotatable bladeless fan has the advantages that the bladeless fan head 20 can rotate around the vertical direction by 360 degrees through the driving device 40, the rotating range is wider, the wind direction is diffused all around, the range is wider, and the use is more convenient.
Referring to fig. 4 and fig. 6, in the present embodiment, the driving device 40 at least includes a motor 41, the motor 41 is disposed on the base 10 and is in transmission connection with the bladeless fan head 20, and the driving of the rotation of the bladeless fan head 20 can be realized by using the motor 41, which is simple and practical in structure and low in cost.
With continued reference to fig. 4 and 6, in the present embodiment, the driving device 40 further includes a driving gear 42 and a driven gear 43 engaged with each other, the driving gear 42 is connected to the motor 41, and the driven gear 43 is rotatably disposed on the base 10 and connected to the bladeless fan head 20, so as to make the rotation of the bladeless fan head 20 smoother.
In the present embodiment, the driving gear 42 is an external gear, the driven gear 43 is an internal gear disposed around the rotation center of the bladeless head 20, and the driving gear 42 is disposed inside the driven gear 43, so that the structure is more compact and the design is more compact.
In this embodiment, the driven gear 43 is rotatably provided on the top of the base 10, and the bottom of the bladeless head 20 is provided on the driven gear 43 and is connected to the driven gear 43 by a fastener such as a screw.
In this embodiment, the base 10 is provided with an annular rail groove 51 disposed around the rotation center of the bladeless fan head 20; the driven gear 43 is provided with a guide member movable in the circular track groove 51, and the guide member is movably matched with the circular track groove 51 to play a role in guiding and limiting, and simultaneously, the resistance can be reduced, so that the rotation of the bladeless fan head 20 is smoother.
In this embodiment, the base 10 is further provided with a track plate 50, and the track plate 50 is provided with the annular track groove 51, so as to prevent the base 10 from being worn and protect the base 10. Specifically, the track plate 50 is fixed to the top of the base 10 by a fastener such as a screw.
In this embodiment, the number of the guiding members is plural, and the plural guiding members are sequentially disposed around the rotation center of the bladeless head 20.
In the embodiment, the guiding member is a ball 70 rotatably disposed, so that the ball 70 is in rolling engagement with the circular track groove 51, which is convenient for reducing friction resistance and making the rotation of the bladeless fan head 20 smoother. Of course, in other embodiments, the guide may be a slider that fits into the circular track groove 51.
In this embodiment, a supporting frame 60 is disposed between the driven gear 43 and the circular track groove 51, and the balls 70 are rotatably disposed on the supporting frame 60, so as to reduce the difficulty of assembly and facilitate assembly.
Referring to fig. 2, 4, 5 and 7, in the present embodiment, the airflow generating device 30 is provided with an inlet 31 and an outlet 32 which are communicated with each other, the inlet 31 is communicated with the air inlet 12, the outlet 32 of the airflow generating device 30 is provided with a first connecting pipe 80 communicated with the outlet 32, and the upper end of the first connecting pipe 80 is provided with a first annular portion 81; the bottom of the bladeless fan head 20 is provided with a second connecting pipe 22 communicated with the air outlet 211, the lower end of the second connecting pipe 22 is connected with the driven gear 43, the second connecting pipe 22 is sleeved on the first connecting pipe 80, a second annular part 23 is arranged in the second connecting pipe 22, the second annular part 23 is sleeved on the first annular part 81 and can rotate relative to the first annular part 81, and therefore the second annular part 23 and the first annular part 81 are matched to achieve reliable connection between the first connecting pipe 80 and the second connecting pipe 22, wind energy can be efficiently guided into the bladeless fan head 20, the bladeless fan head 20 can be guided, and the bladeless fan head 20 can rotate more smoothly.
With continued reference to fig. 5 and 7, in the present embodiment, the upper end of the first connection pipe 80 is provided with a guide hole 82, the second connection pipe 22 is provided with a guide post 24 arranged vertically, and the guide post 24 is rotatably inserted into the guide hole 82, so that the connection between the first connection pipe 80 and the second connection pipe 22 is more reliable, and at the same time, the rotation of the bladeless fan head 20 is smoother.
In this embodiment, the bladeless fan head 20 further includes an air duct structure 21, the air duct structure 21 is provided with an annular air duct 212 and the air outlet 211 communicated with the annular air duct 212, and the second connection pipe 22 is disposed at the bottom of the air duct structure 21 and is communicated with the annular air duct 212, so that the air is guided out of the exterior through the air inlet 12, the airflow generating device 30, the first connection pipe 80, the second connection pipe 22, the annular air duct 212, and the air outlet 211 in sequence.
In this embodiment, the inner diameter of the second connecting tube 22 is gradually reduced from bottom to top, which is convenient for reducing the assembling difficulty and making the assembling more convenient.
In the present embodiment, the airflow generating device 30 is embodied as a vortex fan, and the airflow generating device 30 is mounted on a base 90, and the base 90 is mounted on the bottom of the base 10. Of course, in other embodiments, the airflow generating device 30 may also be a negative pressure fan.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.
Claims (10)
1. Rotatable bladeless fan, characterized by, includes:
the base (10) is provided with an accommodating cavity (11) and an air inlet (12) communicated with the accommodating cavity (11);
an air flow generating device (30) arranged in the accommodating cavity (11);
the bladeless fan head (20) is arranged on the base (10) in a manner of rotating 360 degrees around the vertical direction, and is provided with an air outlet (211) communicated with the accommodating cavity (11) or the airflow generating device (30);
and the driving device (40) is used for driving the bladeless fan head (20) to rotate.
2. The rotatable bladeless fan according to claim 1, wherein the driving means (40) comprises at least a motor (41), the motor (41) being provided on the base (10) and being in driving connection with the bladeless fan head (20).
3. The rotatable bladeless fan according to claim 2, wherein the driving means (40) further comprises a driving gear (42) and a driven gear (43) engaged with each other, the driving gear (42) is connected to the motor (41), and the driven gear (43) is rotatably disposed on the base (10) and connected to the bladeless fan head (20).
4. The rotatable bladeless fan according to claim 3, wherein the driving gear (42) is an external gear and the driven gear (43) is an internal gear provided around a rotation center of the bladeless fan head (20).
5. The rotatable bladeless fan according to claim 4, wherein the base (10) is provided with an annular track groove (51) disposed around a rotation center of the bladeless fan head (20);
the driven gear (43) is provided with a guide member movable in the annular track groove (51).
6. The rotatable bladeless fan according to claim 5, wherein the base (10) is further provided with a track plate (50), and the track plate (50) is provided with the annular track groove (51).
7. The rotatable bladeless fan according to claim 5, wherein the guide is a rotatably arranged ball (70).
8. The rotatable bladeless fan according to claim 7, wherein a support frame (60) is disposed between the driven gear (43) and the circular track groove (51), and the ball (70) is rotatably disposed on the support frame (60).
9. The rotatable bladeless fan according to claim 4, wherein the air flow generating device (30) is provided with an inlet (31) and an outlet (32) which are communicated with each other, the inlet (31) is communicated with the air inlet (12), a first connecting pipe (80) communicated with the outlet (32) is arranged at the outlet (32) of the air flow generating device (30), and a first annular portion (81) is arranged at the upper end of the first connecting pipe (80);
the bottom of bladeless fan head (20) is provided with a second connecting pipe (22) communicated with an air outlet (211), the lower end of the second connecting pipe (22) is connected with a driven gear (43), the second connecting pipe (22) is sleeved on a first connecting pipe (80), a second circular ring-shaped portion (23) is arranged in the second connecting pipe (22), and the second circular ring-shaped portion (23) is sleeved on a first circular ring-shaped portion (81) and can rotate relative to the first circular ring-shaped portion.
10. The rotatable bladeless fan according to claim 9, wherein the first connecting pipe (80) is provided at an upper end thereof with a guide hole (82), the second connecting pipe (22) is provided therein with a guide post (24) arranged vertically, and the guide post (24) is rotatably inserted into the guide hole (82); and/or the inner diameter of the second connecting pipe (22) is gradually reduced from bottom to top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122523395.1U CN216342924U (en) | 2021-10-19 | 2021-10-19 | Rotary bladeless fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122523395.1U CN216342924U (en) | 2021-10-19 | 2021-10-19 | Rotary bladeless fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216342924U true CN216342924U (en) | 2022-04-19 |
Family
ID=81177989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122523395.1U Active CN216342924U (en) | 2021-10-19 | 2021-10-19 | Rotary bladeless fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216342924U (en) |
-
2021
- 2021-10-19 CN CN202122523395.1U patent/CN216342924U/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: 20220826 Address after: No. 52, Tongxing West Road, Xiaolan Town, Zhongshan City, Guangdong Province, 528400 Patentee after: Zhongshan Jiantaiying Electric Appliance Manufacturing Co.,Ltd. Address before: 528400 No. 52, Tongxing West Road, Dongsheng Town, Zhongshan City, Guangdong Province Patentee before: ZHONGSHAN YAOSHENG ELECTRIC APPLIANCE MANUFACTURING CO.,LTD. |
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| TR01 | Transfer of patent right |