CN104806544A - Cascaded fan structure - Google Patents

Abstract

The invention relates to a cascaded fan structure comprising a cascaded fan unit and a connector. The cascaded fan unit comprises a first fan which is correspondingly cascaded with a second fan. The connector is arranged on one side of the cascaded fan unit and is provided with a first lateral side and second lateral side. One side of the cascaded fan unit is combined with the first lateral side. By the design of this structure, the resonance generated between the cascaded fans can be reduced or inhibited, accordingly taking effect of greatly reducing the vibrations of the fans and reducing the noise.

Description

Fan cascaded structure

Technical field

The present invention relates to a kind of fan cascaded structure, particularly relate to and a kind ofly significantly can reduce fan vibration and reduce the fan cascaded structure of noise.

Background technique

Along with the continuous progress of science and technology, people also increase for the dependence of various electronic equipment thereupon; But, when operating, the element of electronic product (as computer, mobile computer) inside can produce high heat, if cannot in time heat be derived outside electronic product, then easily produce overheated problem, therefore its interior normal use one fan of most electronic product, operates under allowing electronic product can maintain certain operating temperature range.

Refer to 1A, 1B figure, its fan frame 10 of current industry prior art tandem fan 1 is all that same size formed, and this fan frame 10 forms fan with the assembling parts such as impeller 11, motor (not shown).When the fan is operating, the design principle of motor torque running itself will inevitably produce vibration, particularly tandem fan, the structure of prior art tandem fan, it is in series by means of only the buckle structure 12 between fan frame 10 and fan frame 10, this serial fashion causes changing vibrational state owing to combining along fan center's axle, when the impeller 11 of two fan frame 10 inside while during rotational run, under the shaking machine frequency reciprocal effect of two impellers 11, two fan frames 10 can be caused to produce serious resonance effect, and the vibration that this resonance effect produces can be directly delivered to outside by fan frame 10, hard disk in electronic product host computer system, very responsive for vibration, and the fan frame 10 of single constituent part because of traditional design, cause effectively to reduce vibration, even more serious words, the vibration that motor and impeller 11 produce can disturb the normal work of other electronic components, system is caused to play best efficiency, and, also huge noise is supervened while resonance effect.

The above, prior art has its own shortcomings:

1. effectively cannot reduce the vibration of fan;

2. fan is because of the serious noise of vibration generation;

3. significantly reduce system disk reading efficiency.

Therefore, how to solve above-mentioned existing issue and disappearance, the inventor being this case and the relevant manufactures of being engaged in the industry desire most ardently the place studying the direction of improving.

Summary of the invention

Therefore, for effectively solving the problem, main purpose of the present invention is to provide a kind of fan cascaded structure that significantly can reduce fan vibration.

Secondary objective of the present invention, is to provide a kind of fan cascaded structure that significantly can reduce the noise that fan vibration produces.

For reaching above-mentioned purpose, the invention provides a kind of fan cascaded structure, comprise: a tandem fan group, there is one first fan correspondence serial connection one second fan, this first fan has one first fan frame and a first flow runs through the first fan frame, this second fan has one second fan frame and one second runner runs through this second fan frame, this this first flow of the second flow passage; And a connection piece, be arranged at described tandem fan group side, this link has the second side of one first side and contrary first side, and described tandem fan group side is corresponding combined with this first side.

This first side is offered multiple perforate and is run through this second side, and side these perforates corresponding of described tandem fan group offer multiple through hole, and multiple lock firmware wears described perforate and through hole.

The tandem of this tandem fan group is for engaging is sealed or chimeric or bind or fasten wherein arbitrary.

This link more comprises at least one assembly parts and offers a passage, and this assembly parts and described tandem fan group combined.

This assembly parts has more the second end face of one first end face and contrary first end face, and described passage runs through this first end face and this second end face.

This first fan has more the second port of one first port and this first port contrary, and jointly define described first flow, this second fan has more the 4th port of a third connectivity mouth and a contrary third connectivity mouth, and jointly defining described second runner, the 4th port is communicated with this second port.

This assembly parts is arranged between described second, four passage ports, and this first end face and described second port combined, this second end face and described 4th port combined, described passage correspondence is communicated with first and second runner described.

The compound mode of this tandem fan group and this assembly parts is for engaging sealed or chimeric or binding or slide rail or fasten wherein arbitrary.

This link is provided with described two assembly parties, is located at described first and third port position respectively, and combined with described first and third port, the passage of described assembly parts respectively with the corresponding connection of first and second runner described.

The compound mode of this tandem fan group and this assembly parts for engage sealed or chimeric bind or slide rail wherein arbitrary.

This assembly parts is formed with multiple combination section, and it is corresponding combined with described combination section that described tandem fan group more forms multiple connecting part.

It is wherein arbitrary that this combination section can be hole, groove (hole), draw-in groove or projection.

It is wherein arbitrary that this connecting part can be hole, groove (hole), draw-in groove or projection.

By the design of this structure of the present invention, first side of described link is set by described tandem fan group side correspondence, combination is interconnected to make described link and tandem fan group, enter significantly to reduce the fan vibration (resonance) that produces and noise in time operating, and the effect of system disk reading efficiency can be improved.

Accompanying drawing explanation

Figure 1A be prior art fan cascaded structure three-dimensional exploded view;

Figure 1B is the three-dimensional combination figure of prior art fan cascaded structure;

Fig. 2 A is the three-dimensional exploded view of the first embodiment of fan cascaded structure of the present invention;

Fig. 2 B is the three-dimensional combination figure of the first embodiment of fan cascaded structure of the present invention;

Fig. 3 A is the three-dimensional exploded view of the second embodiment of fan cascaded structure of the present invention;

Fig. 3 B is the three-dimensional combination figure of the second embodiment of fan cascaded structure of the present invention;

Fig. 4 A is the three-dimensional exploded view of the 3rd embodiment of fan cascaded structure of the present invention;

Fig. 4 B is the three-dimensional combination figure of the 3rd embodiment of fan cascaded structure of the present invention;

Fig. 5 A is the three-dimensional exploded view of the 4th embodiment of fan cascaded structure of the present invention;

Fig. 5 B is the three-dimensional combination figure of the 4th embodiment of fan cascaded structure of the present invention;

Fig. 6 A is the three-dimensional exploded view of the 5th embodiment of fan cascaded structure of the present invention;

Fig. 6 B is the three-dimensional combination figure of the 5th embodiment of fan cascaded structure of the present invention.

Symbol description

Tandem fan group 2

First fan 20

First fan frame 201

First flow 202

First port 2021

Second port 2022

Second fan 21

Second fan frame 211

Second runner 212

Third connectivity mouth 2121

4th port 2122

Through hole 213

Connecting part 214

Link 3

First side 30

Second side 31

Perforate 32

Lock firmware 4

Assembly parts 5

First end face 50

Second end face 51

Passage 52

Combination section 53

Embodiment

Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail:

Characteristic on above-mentioned purpose of the present invention and structure and fuction thereof, is explained the preferred embodiment according to institute's accompanying drawings.

Refer to 2A, 2B schemes, for three-dimensional exploded view and the three-dimensional combination figure of the first embodiment of fan cascaded structure of the present invention, as shown in the figure, a kind of fan cascaded structure, comprise a tandem fan group 2 and a connection piece 3, this tandem fan group 2 has one first fan 20 correspondence serial connection one second fan 21, this first fan 20 has one first fan frame 201 and a first flow 202 runs through the first fan frame 201, this second fan 21 has one second fan frame 211 and one second runner 212 runs through this second fan frame 211, this second runner 212 is communicated with this first flow 202, wherein the tandem of this tandem fan group 2 can be and engages sealed or chimeric or bind or fasten wherein arbitrary,

Former connector 3 is arranged on the side of described tandem fan group 2, this link 3 has the second side 31 of one first side 30 and contrary first side 30, described tandem fan group 2 side is corresponding combined with this first side 30, wherein this first side 30 is offered multiple perforate 32 and is run through this second side 31, side these perforates 32 corresponding of described tandem fan group 2 offer multiple through hole 213, and multiple lock firmware 4 wears described perforate 32 and through hole 213;

By the design of this structure of the present invention, by described lock firmware 4, this tandem fan group 2 side is corresponding combined fixing with the first side 30 of this link 3, thus, when fan running, the frequency of fan vibration is made to reach conformity by this structure, enter to reduce or shaking mutually of suppressing to produce between tandem fan, significantly reduce vibration and noise, improve the only directly combination and the state of vibration frequency cannot be changed mutually of first and second fan of prior art; In addition, the effect of hard disk reading efficiency in system can also be improved.

Refer to 3A, 3B schemes, for three-dimensional exploded view and the three-dimensional combination figure of the second embodiment of fan cascaded structure of the present invention, described fan cascaded structure portion of element and interelement corresponding relation identical with aforesaid fan cascaded structure, therefore do not repeat them here, only this fan cascaded structure and aforementioned topmost difference are, former connector 3 more comprises at least one assembly parts 5 and offers a passage 52, and this assembly parts 5 is combined with described tandem fan group 2, this assembly parts 5 has more the second end face 51 of one first end face 50 and contrary first end face 50, described passage 52 runs through described first end face 50 and the second end face 51,

Described assembly parts 5 is formed with multiple combination section 53, it is corresponding combined with described combination section 53 that described tandem fan group 2 more forms multiple connecting part 214, wherein this combination section 53 is that to can be hole, groove (hole), draw-in groove or projection wherein arbitrary, and it is wherein arbitrary that described connecting part 214 can be hole, groove (hole), draw-in groove or projection;

Moreover, described first fan 20 has more the second port 2022 of one first port 2021 and this first port 2021 contrary, and jointly define described first flow 202, this second fan 21 has more the 4th port 2122 of a third connectivity mouth 2121 and a contrary third connectivity mouth 2121, and jointly define described second this second port 2022 of runner the 212, four port 2122 correspondence connection;

In the present embodiment, wherein this assembly parts 5 is arranged at described second, four ports 2022, between 2122 places, and this first end face 50 is combined with described second port 2022, this second end face 51 is combined with described 4th port 2122, described passage 52 correspondence is communicated with described first, two runners 202, 212, this tandem fan group 2 explains to engage in the present embodiment with the compound mode of this assembly parts 5, when reality is implemented, can by described first, two fans 20, 21 and described first, biend 50, 51 either types mutually combined securely, if slide rail is (as 4A, shown in 4B figure, for the third embodiment of the present invention) sealed or chimeric or to bind or manner etc. all can be implemented and reach its object, therefore do not regard it as this and be limited,

Refer to 5A, 5B schemes, for three-dimensional exploded view and the three-dimensional combination figure of the 4th embodiment of fan cascaded structure of the present invention, described fan cascaded structure portion of element and interelement corresponding relation identical with aforementioned fan cascaded structure, therefore do not repeat them here, only this fan cascaded structure and aforementioned topmost difference are, former connector 3 is provided with described two assembly parties 5, be located at described first respectively, three ports 2021, 2121 positions, and with described first, three ports 2021, 2121 is combined, the passage 52 of described assembly parts 5 is respectively with described first, two runners 202, 212 corresponding connections,

Described tandem fan group 2 explains with sealed in the present embodiment system with the compound mode of this assembly parts 5, when reality is implemented, all either types that first and second fan 20,21 described and first and second end face 50,51 described can be combined securely mutually, if slide rail is (as shown in 6A, 6B figure, for the fifth embodiment of the present invention) or engaging or chimeric or to bind or manner etc. can be implemented and reach its object, therefore do not regard it as this and be limited;

By the design of aforementioned structure, utilize the corresponding combination in combination section 53 of the connecting part 214 of described tandem fan group 2 and described link 3 and assembly parts 5, this link 3 can be made and can more combine closely with described tandem fan group 2 and assembly parts 5, when fan running, make fan vibration frequency reach conformity by this structure, reduce or shaking mutually of suppressing to produce between tandem fan, enter significantly to reduce vibration and noise, in addition, the effect of system disk reading efficiency can also be improved.

The above, the present invention has following advantages compared to prior art:

1. significantly reduce the vibration of fan;

2. reduce the noise that fan vibration produces;

3. increase system disk reading efficiency.

Although the present invention discloses as above with mode of execution; so itself and be not used to limit the present invention, any person skilled in the art person, without departing from the spirit and scope of the present invention; when being used for a variety of modifications and variations, therefore protection scope of the present invention is when being decided to be standard with claims.

Claims (13)

1. a fan cascaded structure, comprising:

One tandem fan group, there is one first fan correspondence serial connection one second fan, this first fan has one first fan frame and a first flow runs through the first fan frame, and this second fan has one second fan frame and one second runner runs through this second fan frame, this this first flow of the second flow passage; And

A connection piece, is arranged at described tandem fan group side, and this link has the second side of one first side and contrary first side, and described tandem fan group side is corresponding combined with this first side.

2. fan cascaded structure as claimed in claim 1, wherein this first side is offered multiple perforate and is run through this second side, and side these perforates corresponding of described tandem fan group offer multiple through hole, and multiple lock firmware wears described perforate and through hole.

3. fan cascaded structure as claimed in claim 1, wherein the tandem of this tandem fan group is for engaging is sealed or chimeric or bind or fasten wherein arbitrary.

4. fan cascaded structure as claimed in claim 1, wherein this link more comprises at least one assembly parts and offers a passage, and this assembly parts and described tandem fan group combined.

5. fan cascaded structure as claimed in claim 4, wherein this assembly parts has more the second end face of one first end face and contrary first end face, and described passage runs through this first end face and this second end face.

6. fan cascaded structure as claimed in claim 5, wherein this first fan has more the second port of one first port and this first port contrary, and jointly define described first flow, this second fan has more the 4th port of a third connectivity mouth and a contrary third connectivity mouth, and jointly defining described second runner, the 4th port is communicated with this second port.

7. fan cascaded structure as claimed in claim 6, wherein this assembly parts is arranged between described second, four passage ports, and this first end face and described second port combined, this second end face and described 4th port combined, described passage correspondence is communicated with first and second runner described.

8. fan cascaded structure as claimed in claim 7, wherein this tandem fan group and the compound mode of this assembly parts are engage sealed or chimeric or bind or slide rail or fasten wherein arbitrary.

9. fan cascaded structure as claimed in claim 6, wherein this link is provided with described two assembly parties, system is located at described first and third port position respectively, and combined with described first and third port, the passage system of described assembly parts respectively with the corresponding connection of first and second runner described.

10. fan cascaded structure as claimed in claim 9, wherein this tandem fan group and the compound mode of this assembly parts be engage sealed or chimeric bind or slide rail wherein arbitrary.

11. fan cascaded structures as claimed in claim 4, wherein this assembly parts is formed with multiple combination section, and it is corresponding combined with described combination section that described tandem fan group more forms multiple connecting part.

12. fan cascaded structures as claimed in claim 11, wherein to can be hole, groove (hole), draw-in groove or projection wherein arbitrary in this combination section.

13. fan cascaded structures as claimed in claim 11, wherein to can be hole, groove (hole), draw-in groove or projection wherein arbitrary in this connecting part.