CN104806543A - Improvement of cascaded fan structure - Google Patents
Improvement of cascaded fan structure Download PDFInfo
- Publication number
- CN104806543A CN104806543A CN201410036476.0A CN201410036476A CN104806543A CN 104806543 A CN104806543 A CN 104806543A CN 201410036476 A CN201410036476 A CN 201410036476A CN 104806543 A CN104806543 A CN 104806543A
- Authority
- CN
- China
- Prior art keywords
- fan
- cascaded structure
- fan frame
- positioning part
- structure improvement
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 150000001875 compounds Chemical class 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 7
- 239000000470 constituent Substances 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/16—Combinations of two or more pumps ; Producing two or more separate gas flows
- F04D25/166—Combinations of two or more pumps ; Producing two or more separate gas flows using fans
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/663—Sound attenuation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/668—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps damping or preventing mechanical vibrations
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention relates to an improvement of a cascaded fan structure comprising a cascaded fan unit and a connector unit. The cascaded fan unit comprises a first fan frame which is correspondingly cascaded with a second fan frame. The connector unit comprises a first connector and a second connector. With two ends being respectively connected with a first lateral part, the first connector is provided with a first locating part; with two ends being respectively connected with a second lateral part, the second connector is provided with a second locating part. The first locating part and the second locating part are respectively connected with two opposite sides at the cascaded position of the cascaded fan unit; the first lateral part and the second lateral part are respectively connected with the other two opposite sides at the cascaded position of the cascaded fan unit. By the design of this structure, the vibrations and the noise of the fans can be greatly reduced.
Description
Technical field
The present invention relates to a kind of fan cascaded structure improvement, particularly relate to a kind of significantly can reduce fan vibration and reduce noise fan cascaded structure improvement.
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 improvement that significantly can reduce fan vibration.
Secondary objective of the present invention, is to provide a kind of fan cascaded structure improvement that significantly can reduce the noise that fan vibration produces.
For reaching above-mentioned purpose, the invention provides the improvement of a kind of fan cascaded structure, comprising: a tandem fan group, there is one first fan frame correspondence serial connection one second fan frame, one first flow runs through this first 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 group, there is one first link and one second link, this first link has one first positioning part and two ends connect one first sidepiece respectively, this second link has one second positioning part and two ends connect one second sidepiece respectively, first and second positioning part described respectively group connects described tandem fan group in the relative both sides of serial connection position, and this first and second sidepiece respectively group connect described tandem fan group in the another both sides relatively of serial connection position.
This first and second link offers multiple perforate, and 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 first and second positioning part is provided with multiple combination section, and it is combined that first and second fan frame these combination sections corresponding described are formed with multiple connecting part and described combination section.
This tandem fan group and the compound mode of this first and second positioning part are slide rail or engage or sealed or bind or fasten wherein arbitrary.
It is wherein arbitrary that this combination section can be slide rail, groove (hole), draw-in groove or projection.
It is wherein arbitrary that this connecting part can be slide rail, groove (hole), draw-in groove or projection.
First positioning part and first sidepiece of this first link can be formed in one, and the second positioning part and second sidepiece of this second link can be formed in one.
This first fan frame has more a first side and a second side and one the 3rd side and a four side, and this first side is the 3rd side relatively, and this second side is this four side relatively.
This second fan frame has more one the 5th side and one the 6th side and a heptalateral limit and one the 8th side, and the 5th side is this heptalateral limit relatively, and the 6th side is the 8th side relatively.
This first positioning part is connected to the first side of described first fan frame and the 5th side serial connection position of the second fan frame, and described second positioning part is connected to the 3rd side of described first fan frame and the serial connection position, heptalateral limit of the second fan frame.
This first and second sidepiece be connected to described first fan frame second, four side and second fan frame the 6th, eight sides serial connection positions.
By the design of this structure of the present invention, the structure of described tandem fan group serial connection position is connected to by this first link and this second link, when the fan is operating, the frequency of fan vibration is made to reach conformity by this structure, reciprocatablely diminish or reduce resonance, enter significantly to reduce the fan vibration that produces and noise in time operating, and the effect of system disk reading efficiency can be improved.
Accompanying drawing explanation
Figure 1A is the three-dimensional exploded view of prior art fan cascaded structure improvement;
Figure 1B is the three-dimensional combination figure of prior art fan cascaded structure improvement;
Fig. 2 A is the three-dimensional exploded view of the first embodiment of fan cascaded structure of the present invention improvement;
Fig. 2 B is the three-dimensional combination figure of the first embodiment of fan cascaded structure of the present invention improvement;
Fig. 3 A is the three-dimensional exploded view of the second embodiment of fan cascaded structure of the present invention improvement;
Fig. 3 B is the three-dimensional combination figure of the second embodiment of fan cascaded structure of the present invention improvement;
Fig. 4 A is the three-dimensional exploded view of the 3rd embodiment of fan cascaded structure of the present invention improvement;
Fig. 4 B is the three-dimensional combination figure of the 3rd embodiment of fan cascaded structure of the present invention improvement.
Symbol description
Tandem fan group 2
First fan frame 21
First side 211
Second side 212
3rd side 213
Four side 214
First flow 215
Second fan frame 22
5th side 221
6th side 222
Heptalateral limit 223
8th side 224
Second runner 225
Through hole 23
Connecting part 24
Link group 3
First link 31
First positioning part 311
First sidepiece 312
Second link 32
Second positioning part 321
Second sidepiece 322
Perforate 33
Combination section 34
Lock firmware 4
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 figure, for three-dimensional exploded view and the three-dimensional combination figure of the first embodiment of fan cascaded structure improvement of the present invention, as shown in the figure, a kind of fan cascaded structure improvement, comprise a tandem fan group 2 and a connection piece group 3, this tandem fan group 2 has one first fan frame 21 correspondence serial connection one second fan frame 22, first flow 215 and runs through this first fan frame 21, one second runner 225 runs through this second fan frame 22, and this second runner 225 correspondence is communicated with this first flow 215;
Wherein, this first and second fan frame 21,22 tandem in the present embodiment with engaging explain, when reality is implemented, all either types that first and second fan frame 21,22 described can be combined through series connection into described tandem fan group 2, as sealed or chimeric or to bind or manner etc. all can be implemented and reach its object, therefore do not regard it as and be limited;
Moreover described first fan frame 21 has more first side 211 and second side 212 and one the 3rd side 213 and a four side 214, and this first side 211 is the 3rd side 213 relatively, this second side 212 this four side 214 relative; Described second fan frame 22 has more one the 5th side 221 and one the 6th side 222 and heptalateral limit 223 and one the 8th side 224, the 5th side 221 this heptalateral limit 223 relative, and the 6th side 222 is the 8th side 224 relatively;
Aforesaid link group 3 has one first link 31 and one second link 32, this first link 31 has one first positioning part 311 and two ends connect one first sidepiece 312 respectively, this second link 32 has one second positioning part 321 and two ends connect one second sidepiece 322 respectively, first and second positioning part 311,321 described respectively group connects described tandem fan group 2 in the relative both sides of serial connection position, and this first and second sidepiece 312,322 respectively group connect described tandem fan group 2 in the another both sides relatively of serial connection position;
That is, described first positioning part 311 is the serial connection positions being connected to the first side 211 of described first fan frame 21 and the 5th side 221 of the second fan frame 22, described second positioning part 321 is the serial connection positions being connected to the 3rd side 213 of described first fan frame 21 and the heptalateral limit 223 of the second fan frame 22, first and second sidepiece 312,322 described be connected to described first fan frame 21 second, four side 212,214 and second fans the serial connection position of the 6th, eight sides 222,224 of frame 22;
By the design of this structure of the present invention, aforesaid first, two links 31, 32 offer multiple perforate 33, first of described tandem fan group 2, two fan frames 21, 22 these perforates 33 corresponding offer multiple through hole 23, multiple lock firmware 4 is provided to wear described perforate 33 and through hole 23, to make described first, two links 31, 32 can be connected in described tandem fan group 2 securely, thus, when fan running, the vibration frequency of tandem fan group 2 is made to reach conformity by this structure, enter significantly to reduce vibration and noise, improve prior art only directly cannot change vibration frequency state by mutually combining between fan frame and fan frame, in addition, the effect of hard disk reading efficiency in system can also be improved.
Continue and refer to 3A, 3B schemes, for three-dimensional exploded view and the three-dimensional combination figure of the second embodiment of fan cascaded structure improvement of the present invention, described fan cascaded structure improvement portion of element and interelement corresponding relation improve identical with aforesaid fan cascaded structure, therefore do not repeat them here, only the improvement of this fan cascaded structure with aforementioned main difference is, aforementioned first, two positioning parts 311, 321 are provided with multiple combination section 34, described first, two fan frames 21, it is combined with described combination section 34 that 22 these combination sections 34 corresponding are formed with multiple connecting part 24, wherein this combination section 34 can be slide rail, groove, draw-in groove or projection are wherein arbitrary, and this connecting part 24 can be slide rail, groove (hole), draw-in groove or projection are wherein arbitrary,
And in the present embodiment, the compound mode of first and second fan frame 21,22 described and first and second positioning part 311,321 described is explain in slide rail mode in the present embodiment, when reality is implemented, all either types that first and second fan frame 21,22 described can be combined mutually with first and second positioning part 311,321 described securely, as engaging or chimeric or bonding mode etc. all can be implemented and reach its object, therefore do not regard it as and be limited;
By the design of aforesaid structure, after the combination section 34 utilizing first and second positioning part 311,321 described to have and described first and second are fanned that the connecting part 24 that frame 21,22 is formed is mutual corresponding and are combined, this link group 3 can be made more to combine closely with described tandem fan group 2, when fan running, fan vibration frequency is made to reach conformity by this structure, enter significantly to reduce vibration and the noise of tandem fan group 2, in addition, also can improve the effect of system disk reading efficiency.
Finally, refer to 4A, 4B schemes, for three-dimensional exploded view and the three-dimensional combination figure of the 3rd embodiment of fan cascaded structure improvement of the present invention, described fan cascaded structure improvement portion of element and interelement corresponding relation improve identical with aforesaid fan cascaded structure, therefore do not repeat them here, only the improvement of this fan cascaded structure with aforementioned main difference is, first positioning part 311 of this first link 31 aforementioned and the first sidepiece 312 are formed in one, second positioning part 321 of this second link 32 and the second sidepiece 322 are formed in one, by the design of this structure, minimizing fan vibration can be reached equally, and reduce fan because vibrating the noise produced.
The above, the present invention has following advantages compared to prior art:
1. significantly reduce fan vibration;
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 (12)
1. a fan cascaded structure improvement, comprising:
One tandem fan group, have one first fan frame correspondence serial connection one second fan frame, a first flow runs through this first 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 group, there is one first link and one second link, this first link has one first positioning part and two ends connect one first sidepiece respectively, this second link has one second positioning part and two ends connect one second sidepiece respectively, first and second positioning part described respectively group connects described tandem fan group in the relative both sides of serial connection position, and this first and second sidepiece respectively group connect described tandem fan group in the another both sides relatively of serial connection position.
2. fan cascaded structure improvement as claimed in claim 1, wherein this first and second link offers multiple perforate, and 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 improvement 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 improvement as claimed in claim 1, wherein this first and second positioning part is provided with multiple combination section, and it is combined that first and second fan frame these combination sections corresponding described are formed with multiple connecting part and described combination section.
5. fan cascaded structure improvement as claimed in claim 4, wherein this tandem fan group and the compound mode of this first and second positioning part are slide rail or engage or sealed or bind or fasten wherein arbitrary.
6. fan cascaded structure improvement as claimed in claim 4, wherein to can be slide rail, groove (hole), draw-in groove or projection wherein arbitrary in this combination section.
7. fan cascaded structure improvement as claimed in claim 4, wherein to can be slide rail, groove (hole), draw-in groove or projection wherein arbitrary in this connecting part.
8. fan cascaded structure improvement as claimed in claim 1, wherein the first positioning part of this first link and the first sidepiece can be formed in one, and the second positioning part and second sidepiece of this second link can be formed in one.
9. fan cascaded structure improvement as claimed in claim 1, wherein this first fan frame has more a first side and a second side and one the 3rd side and a four side, and this first side is the 3rd side relatively, and this second side is this four side relatively.
10. fan cascaded structure improvement as claimed in claim 9, wherein this second fan frame has more one the 5th side and one the 6th side and a heptalateral limit and one the 8th side, and the 5th side is this heptalateral limit relatively, and the 6th side is the 8th side relatively.
11. fan cascaded structure improvement as claimed in claim 10, wherein this first positioning part is connected to the first side of described first fan frame and the 5th side serial connection position of the second fan frame, and described second positioning part is connected to the 3rd side of described first fan frame and the serial connection position, heptalateral limit of the second fan frame.
12. fan cascaded structures as claimed in claim 10 improvement, wherein this first and second sidepiece be connected to second of described first fan frame, the 6th, eight sides serial connection positions of four side and the second fan frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410036476.0A CN104806543B (en) | 2014-01-24 | 2014-01-24 | Fan cascaded structure is improved |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410036476.0A CN104806543B (en) | 2014-01-24 | 2014-01-24 | Fan cascaded structure is improved |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104806543A true CN104806543A (en) | 2015-07-29 |
| CN104806543B CN104806543B (en) | 2017-03-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410036476.0A Active CN104806543B (en) | 2014-01-24 | 2014-01-24 | Fan cascaded structure is improved |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104806543B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107642496A (en) * | 2016-07-20 | 2018-01-30 | Lg电子株式会社 | Hair-dryer |
| CN107816445A (en) * | 2016-09-14 | 2018-03-20 | 奇鋐科技股份有限公司 | Tandem fan structure |
-
2014
- 2014-01-24 CN CN201410036476.0A patent/CN104806543B/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107642496A (en) * | 2016-07-20 | 2018-01-30 | Lg电子株式会社 | Hair-dryer |
| CN107816445A (en) * | 2016-09-14 | 2018-03-20 | 奇鋐科技股份有限公司 | Tandem fan structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104806543B (en) | 2017-03-15 |
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