CN211370819U

CN211370819U - Adjustable double-layer fan blade computer case fan

Info

Publication number: CN211370819U
Application number: CN201921719260.9U
Authority: CN
Inventors: 裴虎
Original assignee: Wuhan Yixing Home Network Technology Co ltd
Current assignee: Wuhan Yixing Home Network Technology Co ltd
Priority date: 2019-10-15
Filing date: 2019-10-15
Publication date: 2020-08-28
Anticipated expiration: 2029-10-15

Abstract

The utility model discloses an adjustable double-layer fan blade computer case fan, which comprises a wheel hub I, wherein the outer side of the wheel hub I is uniformly provided with a plurality of fan blades I, one side of the wheel hub I is connected with one side of a wheel hub II, the outer side of the wheel hub II is uniformly provided with a plurality of fan blades II, in addition, the size and the shape of the fan blades I and the fan blades II are the same, the inner sides of the wheel hub I and the wheel hub II are movably connected through a plurality of clamping devices, each clamping device comprises a fixed frame, the lower end of the fixed frame is connected with the wheel hub I through a limiting block, both sides of the fixed frame are respectively provided with a limiting hole I and a limiting hole II, the upper end of the fixed frame is provided with a rotating block, the lower end of the rotating block is penetrated and provided with a screw rod, the lower end of the screw rod is provided with an extrusion block, the inner thread matched with the screw, the clamping device further comprises a first movable rod and a second movable rod.

Description

Adjustable double-layer fan blade computer case fan

Technical Field

The utility model relates to a fan field particularly, relates to a double-deck flabellum computer machine case fan with adjustable.

Background

At present, computers need to be powered, a large amount of electric energy is supplied to hardware and is converted into heat energy, the higher the power is, the more the heat energy converted from the electric energy is, semiconductors forming the hardware must work at a proper and cooler temperature, the heat generated by operation can enable the temperature of the semiconductors to be rapidly increased, the instability of operation is caused, the performance is influenced, the service life is shortened, and a fan of a computer case can enable air inside the case to circulate, so that the heat dissipation and cooling effects of the hardware inside the case are achieved.

However, the conventional fan of the computer case is generally a single-layer fan blade and does not have the function of adjusting the air output, so that the air output is small, dust is blocked at the air outlet due to long-time use, the air output is small, heat dissipation of the computer case is not facilitated, and noise can also occur.

SUMMERY OF THE UTILITY MODEL

The technical task of the utility model is to above not enough, provide a double-deck flabellum computer machine case fan with adjustable, solve the problem that the amount of wind can not be adjusted.

The technical scheme of the utility model is realized like this:

the utility model provides a double-deck flabellum computer machine case fan with adjustable, includes wheel hub one, wheel hub one's the outside evenly is equipped with a plurality of flabellums one, wheel hub one's one side is connected with one side of wheel hub two, wheel hub two's the outside evenly is equipped with a plurality of flabellums two, and, flabellum one reaches the size and the shape of flabellum two are the same, wheel hub one with through a plurality of latch device swing joint between wheel hub two's the inboard.

Preferably, the clamping device comprises a fixing frame, the lower end of the fixing frame is connected with the first wheel hub through a limiting block, and a first limiting hole and a second limiting hole are formed in two sides of the fixing frame.

Preferably, the upper end of fixed frame is equipped with rotatory piece, the lower extreme interlude of rotatory piece is equipped with the screw rod, the lower extreme of screw rod is equipped with the extrusion piece.

Preferably, the inner side of the upper end of the fixing frame is provided with an internal thread matched with the screw, and the extrusion block is of a circular truncated cone-shaped structure.

Preferably, the inside of the fixed frame is of a hollow structure, and the lower end of the inner side of the fixed frame is connected with the first hub through a plurality of bolts.

Preferably, the clamping device further comprises a first movable rod and a second movable rod, one end of the first movable rod and one end of the second movable rod are fixedly connected through a connecting ring, and the inner side of the connecting ring is connected with the second wheel hub through a limiting column.

Preferably, the other ends of the first movable rod and the second movable rod are located below the extrusion block, a first protruding block matched with the first limiting hole is arranged on one side of the first movable rod, and a second protruding block matched with the second limiting hole is arranged on one side of the second movable rod.

The utility model has the advantages that:

1. the fan of the utility model adopts a double-layer fan blade structure, can cut the wind into smaller pieces, has good air supply effect, makes the blown wind softer, and can protect the hardware in the computer case;

2. the utility model discloses install two sets of lugs in different fixed frames, can adjust the dislocation angle between flabellum one and the flabellum two for the quantity of flabellum increases and leaves the dislocation angle between two adjacent flabellums, and the dislocation angle difference makes the soft degree and the air output homogeneous difference of air-out, and the dislocation angle can make the air output big and silence, improves the radiating effect of computer machine case.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of an adjustable double-layer fan blade computer case fan according to an embodiment of the present invention;

fig. 2 is one of the schematic structural diagrams of the clamping device according to the embodiment of the present invention;

fig. 3 is a second schematic structural diagram of a latch according to an embodiment of the present invention.

In the figure:

1. a first hub; 2. a first fan blade; 3. a second hub; 4. a second fan blade; 5. a clamping device; 6. a fixing frame; 7. a limiting block; 8. a first limiting hole; 9. a second limiting hole; 10. rotating the block; 11. a screw; 12. extruding the block; 13. a bolt; 14. a first movable rod; 15. a second movable rod; 16. a connecting ring; 17. a limiting column; 18. a first bump; 19. and a second bump.

Detailed Description

The invention will be further explained with reference to the drawings and the specific embodiments.

An embodiment, as shown in fig. 1, according to the utility model discloses a double-deck flabellum computer machine case fan with adjustable, including wheel hub 1, wheel hub 1's the outside evenly is equipped with a plurality of flabellum one 2, and wheel hub 1's one side is connected with one side of wheel hub two 3, and wheel hub two 3's the outside evenly is equipped with a plurality of flabellum two 4 to, flabellum one 2 and flabellum two 4's size and shape are the same, through 5 swing joint of a plurality of latch devices between wheel hub 1 and wheel hub two 3's the inboard.

The structure and function of the latch 5 will be described in detail below.

As shown in fig. 2, the clamping device 5 includes a fixing frame 6, the lower end of the fixing frame 6 is connected with the first wheel hub 1 through a limiting block 7, the fixing frame 6 is fixed on the first wheel hub 1 through the limiting block 7, and a first limiting hole 8 and a second limiting hole 9 are arranged on two sides of the fixing frame 6.

Specifically, the upper end of fixed frame 6 is equipped with rotatory piece 10, and the lower extreme interlude of rotatory piece 10 is equipped with screw rod 11, and the lower extreme of screw rod 11 is equipped with extrusion piece 12, and it needs to notice here that the upper end inboard of fixed frame 6 is equipped with the internal thread with screw rod 11 matched with to, extrusion piece 12 is round platform shape structure, and the extrusion piece 12 of being convenient for extrudes two sets of movable rods.

Specifically, the inside of the fixing frame 6 is of a hollow structure, and the lower end of the inner side of the fixing frame 6 is connected with the first hub 1 through a plurality of bolts 13.

As shown in fig. 3, the clip device 5 further includes a first movable rod 14 and a second movable rod 15, one end of the first movable rod 14 and one end of the second movable rod 15 are fixedly connected through a connecting ring 16, and the inner side of the connecting ring 16 is connected with the second hub 3 through a limiting post 17.

Specifically, the other ends of the first movable rod 14 and the second movable rod 15 are located below the extrusion block 12, a first projection 18 matched with the first limiting hole 8 is arranged on one side of the first movable rod 14, and a second projection 19 matched with the second limiting hole 9 is arranged on one side of the second movable rod 15.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application: when the positions of the first fan blade 2 and the second fan blade 4 need to be adjusted, the first hub 1 and the second hub 3 are rotated by adjusting the position of the clamping device 5, so that the positions of the first fan blade 2 and the second fan blade 4 are staggered, at the same time, the rotating block 10 is adjusted to drive the screw rod 11 to rotate, the screw rod 11 drives the extrusion block 12 to move downwards, the first movable rod 14 and the second movable rod 15 are inserted into the inner side of the fixed frame 6, the extrusion block 12 extrudes two sides of the first movable rod 14 and the second movable rod 15, the first movable rod 14 drives the first projection 18 to move towards the position of the first limiting hole 8, the second movable rod 15 drives the second projection 19 to move towards the position of the second limiting hole 9, the first movable rod 14 and the second movable rod 15 are clamped on the inner side of the fixed frame 6, at the moment, the first hub 1 and the second hub 3 are fixedly connected, when the first hub 1 and the second hub 3 need to be, the rotating block 10 is adjusted reversely.

In summary, with the above technical solution of the present invention, the fan of the present invention adopts a double-layer fan blade structure, which can cut the wind into smaller pieces, and has a good air supply effect, so that the blown wind is softer, and the hardware in the computer case can be protected; the utility model discloses install two sets of lugs in different fixed frames 6, can adjust the dislocation angle between flabellum one 2 and the flabellum two 4 for the quantity of flabellum increases and leaves the dislocation angle between two adjacent flabellums, and the dislocation angle is different makes the soft degree and the air output of air-out all different, and the dislocation angle can make the air output big and silence, improves the radiating effect of computer machine case.

Through the above detailed description, the person skilled in the art can easily realize the present invention. It should be understood, however, that the intention is not to limit the invention to the particular embodiments described. On the basis of the disclosed embodiments, a person skilled in the art can combine different technical features at will, thereby implementing different technical solutions.

Claims

1. The adjustable double-layer fan blade computer case fan is characterized by comprising a first hub (1), wherein a plurality of first fan blades (2) are uniformly arranged on the outer side of the first hub (1), one side of the first hub (1) is connected with one side of a second hub (3), a plurality of second fan blades (4) are uniformly arranged on the outer side of the second hub (3), the first fan blades (2) and the second fan blades (4) are identical in size and shape, and the first hub (1) is movably connected with the inner side of the second hub (3) through a plurality of clamping devices (5); the clamping device (5) comprises a fixing frame (6), the lower end of the fixing frame (6) is connected with the first wheel hub (1) through a limiting block (7), the two sides of the fixing frame (6) are provided with a first limiting hole (8) and a second limiting hole (9), the upper end of the fixing frame (6) is provided with a rotating block (10), the lower end of the rotating block (10) is provided with a screw rod (11) in an inserting manner, the lower end of the screw rod (11) is provided with an extrusion block (12), the clamping device (5) further comprises a first movable rod (14) and a second movable rod (15), in addition, the first movable rod (14) and one end of the second movable rod (15) are fixedly connected through a connecting ring (16), the inner side of the connecting ring (16) is connected with the second wheel hub (3) through a limiting column (17), the first movable rod (14) and the other end of the second movable rod (15) are positioned below the extrusion block (12), one side of the first movable rod (14) is provided with a first projection (18) matched with the first limiting hole (8), and one side of the second movable rod (15) is provided with a second projection (19) matched with the second limiting hole (9).

2. The adjustable double-layer fan blade computer case fan as claimed in claim 1, wherein the inner side of the upper end of the fixing frame (6) is provided with an internal thread matched with the screw rod (11), and the extrusion block (12) is in a truncated cone structure.

3. The adjustable double-layer fan blade computer case fan as claimed in claim 1, wherein the inside of the fixing frame (6) is of a hollow structure, and the lower end of the inside of the fixing frame (6) is connected with the first hub (1) through a plurality of bolts (13).