CN100383701C - Fan mounting device - Google Patents

Fan mounting device Download PDF

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Publication number
CN100383701C
CN100383701C CNB2005100349899A CN200510034989A CN100383701C CN 100383701 C CN100383701 C CN 100383701C CN B2005100349899 A CNB2005100349899 A CN B2005100349899A CN 200510034989 A CN200510034989 A CN 200510034989A CN 100383701 C CN100383701 C CN 100383701C
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CN
China
Prior art keywords
fan
frame
attaching device
jack
button pawl
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.)
Expired - Fee Related
Application number
CNB2005100349899A
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Chinese (zh)
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CN1869871A (en
Inventor
古金龙
叶锦文
林振能
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fuzhun Precision Industry Shenzhen Co Ltd
Hon Hai Precision Industry Co Ltd
Original Assignee
Fuzhun Precision Industry Shenzhen Co Ltd
Hon Hai Precision Industry Co Ltd
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Publication date
Application filed by Fuzhun Precision Industry Shenzhen Co Ltd, Hon Hai Precision Industry Co Ltd filed Critical Fuzhun Precision Industry Shenzhen Co Ltd
Priority to CNB2005100349899A priority Critical patent/CN100383701C/en
Publication of CN1869871A publication Critical patent/CN1869871A/en
Application granted granted Critical
Publication of CN100383701C publication Critical patent/CN100383701C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The present invention relates to a fan mounting device used for leading a fan to be arranged on a machine member. The present invention comprises a fan frame and a plurality of installation members arranged on the fan frame, wherein the installation members comprise a buckling body and a buffer element arranged between the fan frame and the machine member. The buckling body is provided with a plurality of buckling claws which are at least buckled with the fan frame or the machine member.

Description

Fan attaching device
[technical field]
The invention relates to the erecting device of radiator fan, particularly about a kind of radiator fan erecting device of tool damping effect.
[background technology]
Computing machine generally sucks cabinet inside with cool ambient air by the air inlet place of cabinet by radiator fan, make itself and central processing unit and other electronic component carry out heat interchange, and further discharge cabinet, thereby take away the heat of electronic component generation system in by the gas of vent port after with heat-shift.Radiator fan generally directly is mounted on the frame of cabinet inside by erecting devices such as screws, the fan that utilizes this kind mode to install, because it can produce vibrations in operation process, these vibrations can further conduct to frame and produce noise, make the shockproof effect of this device not satisfactory.Therefore need between fan and frame, buffer structure be set, thereby the vibrations that intercept the fan generation conduct to frame, and then reduce interior vibrations of computer system and noise.
United States Patent (USP) announces the 5th, 208, disclose a kind of buffer structure No. 730, its mid frame is provided with a framework of accommodating this radiator fan, one cushion pad is set respectively on the two relative side of this framework, when being installed on fan on the frame, this is folded in respectively between fan frame and the framework cushion pad, and the fan frame is not directly contacted with framework.The vibrations that produced during fan running reduce the generation of noise because the obstruct of cushion pad can further not conduct on framework even the frame.The transmission of the vibrations that above-mentioned buffer structure can effectively stop fan and produced, and then reduce the generation of noise, but because this buffer structure volume is bigger makes that to produce required material more, so cost is higher.
[summary of the invention]
For solving the existing not satisfactory deficiency of fan attaching device damping effect, provide the fan attaching device of the good damping effect of a kind of tool below in the mode of embodiment.
For solving the existing higher deficiency of fan attaching device cost, the mode with embodiment provides a kind of lower-cost fan attaching device below.
This fan attaching device, be used for fan is mounted to parts, comprise a fan frame and be located at some fabricated sections of fanning on the frame, this fabricated section comprises that a buckling body, is inserted in tenon post and in the buckling body and is located at buffer element between fan frame and parts, and this buckling body is provided with and fans frame or parts one of them some pawl of buckleing of buckle mutually at least.
This fan attaching device is provided with buffer element, the vibrations that this buffer element produces in the time of can effectively absorbing fan running, the shockproof effect that tool is good between fan frame and parts; Compared with prior art, these fabricated sections only are arranged at four corners of fan frame, can effectively reduce the cost of this erecting device.
[description of drawings]
The present invention is further illustrated in conjunction with the embodiments with reference to the accompanying drawings, wherein:
Fig. 1 is the part exploded view of this fan attaching device first embodiment;
Fig. 2 is the stereographic map of fabricated section among Fig. 1;
Fig. 3 and Fig. 4 are the part assembling process synoptic diagram of first embodiment;
Fig. 5 is the stereographic map of second embodiment;
Fig. 6 is the stereographic map of the 3rd embodiment.
[embodiment]
See also Fig. 1, this fan attaching device 10 is used for radiator fan is mounted to parts (figure do not show) as cabinet, comprises a fan frame 20 and is located at four fabricated sections 30 on this fan frame 20.
This fan frame 20 comprises a ring bodies 22 and first frame 24 and second frame 26 that are stretched out and formed by these ring bodies 22 upper and lower edge.This two frame is roughly rectangular, its four jiaos are respectively arranged with mounting hole 28, wherein the mounting hole 28 of mounting hole 28 respectively corresponding these fabricated section 30, the second frames 26 of first frame 24 is used for cooperating with other element, thereby radiator fan is mounted on other element such as the heating radiator.
This fabricated section 30 comprises a buckling body 32, be located at two buffer elements such as the packing ring 34,36 on this buckling body 32 and be inserted in tenon post 38 in this buckling body 32.
See also Fig. 2, this buckling body 32 can have certain flexible material by plastics or metal etc. to be made, comprise a main part 321 and along this main part 321 extend axially with clip zoarium 32 some first the button pawls 322 and second the button pawl 323.This first button pawl 322 and the second button pawl 323 are respectively applied for the mounting hole 28 that passes the perforation be located on the cabinet (figure does not show) and first frame 24, and fasten to cabinet and fan frame 20, thereby radiator fan is mounted on the cabinet.This main part 321 is used for packing ring 34 is mounted between first frame 24 and the cabinet, the vibrations that produce when absorbing fan running.These buckling body 32 middle parts more offer first jack 324 and second jack 325 that is used to plug tenon post 38, and the slightly larger in diameter of this first jack 324 is in the diameter of second jack 325, thereby form a step surface 326 on buckling body 32.
This first and second button pawl 322,323 is uniformly distributed in this first and second jack 324,325 peripheries separately, comprises four back taper clamping parts 328 that reach by elastic arm 327 free end radial projection along buckling body 32 axially extended elastic arms 327 respectively.Be respectively equipped with the surface of contact 328a that can lean with other element on this clamping part 328 and be used to guide clamping part 328 to slip into inclined guide face 328b in corresponding mounting hole or the perforation.
Each adjacent elastic arm 327 keeps at a certain distance away respectively along the circumference of corresponding jack 324,325, forms accepting groove 329 327 of each elastic arms.The outer intermarginal maximum spacing of each relative clamping part 328 is greater than the diameter of mounting hole 28 on first frame 24, and when making clamping part 328 pass these mounting holes 28, the second button pawl 323 under the extruding of fanning frame 20 around the mounting hole 28 elastic deformation takes place and inwardly shrinks.In addition, part main part 321 protrudes out elastic arm 327 outside surfaces of the second button pawl 323 diametrically, form one in main part 321 bottoms and be used for the abutment face 320 that leans with first frame, 24 upper surfaces, this abutment face 320 and second the button pawl 323 surface of contact 328a between distance equate with the thickness sum of first frame 24 and packing ring 36, thereby this packing ring 36 tightly is located between the surface of contact 328a and first frame, 24 lower surfaces of clamping part 328.
This two packing ring 34,36 is arranged at the upper and lower both sides of first frame 24 respectively, the mounting hole 28 of each packing ring 34,36 middle part corresponding fan frame 20 is respectively equipped with through hole 340,360, and the diameter of this through hole 340,360 equates with the breadth extreme of 327 on relative resilient arm of footpath and the second button pawl 323 outside the main part 321 respectively.The main part 321 of buckling body 32 is arranged in the through hole 340 and with packing ring 34 and closely contacts.
This tenon post 38 comprises a column 382, be located on the flange 384 on these column 382 tops and convexedly stretch in some back-offs 386 of column 382 bottoms.This back-off 386 can be snapped in accepting groove 329 tops, prevents that tenon post 38 is by coming off in the buckling body 32.This flange 384 can be contained in first jack 324 and with this step surface 326 and lean, to prevent that tenon post 38 is by passing in the buckling body 32.The diameter of the column 382 on these flange 384 tops is less than the diameter of first jack 324, makes the first button pawl 322 and 38 on tenon post after the installation have the certain deformation space, thereby can radiator fan be mounted on the cabinet by fabricated section 30.The diameter of the column 382 of these flange 384 bottoms is more than or equal to the diameter of second jack 325 of correspondence, can prevent that clamping part 328 from inwardly shrinking because of being subjected to radial effect power, and fabricated section 30 is come off in mounting hole 28, cause adverse effect for the installation of radiator fan.
During installation, packing ring 34 is mounted on the main part 321 of buckling body 32, and packing ring 36 placed first frame, 24 lower ends, make its through hole 360 aim at the mounting hole 28 of first frame 24, then, the second button pawl 323 is aimed at the mounting hole 28 of first frame 24 and the through hole 360 of packing ring 36, push fabricated section 30, make fabricated section 30 pass these mounting holes 28 to 26 motions of second frame, in the time of in clamping part 328 enters mounting hole 28 and through hole 360, because clamping part 328 outer intermarginal maximum spacings are greater than the diameter of mounting hole 28 with through hole 360 relatively, packing ring 36 extruding clamping parts 328 around first frame 24 around the mounting hole 28 and the through hole 360 make the second button pawl, 323 generation elastic deformations inwardly shrink (as shown in Figure 3), when clamping part 328 passes the through hole of mounting hole and packing ring 36, the second button pawl 323 recovers deformation and expands outwardly, the surface of contact 328a of the second button pawl 323 and the lower surface of packing ring 36 are leant, prevent that fabricated section 30 is drawn out mounting hole 28, and the lower surface of packing ring 34 and the upper surface of the abutment face 320 and first frame 24 are leant, then, tenon post 38 is inserted in the jack, the flange 384 of tenon post 38 and the step surface 326 of buckling body 32 are leant, and make back-off 386 be snapped in accepting groove 329 tops, the column 382 and the second button pawl, 323 contacted inner surfaces of flange 384 bottoms are leaned on, the clamping part 328 that prevents the second button pawl 323 inwardly shrinks because of being subjected to radial effect power, fabricated section 30 firmly is mounted on the fan frame 20, as shown in Figure 4.
In the present embodiment, the diameter of the column 382 on flange 384 tops also can be more than or equal to the diameter of first jack 324, in such cases, the erection sequence of this erecting device need be done certain adjustment: utilize the second button pawl 323 that fabricated section 30 is clipped on the fan frame 20 earlier, again the first button pawl 322 is clipped on the cabinet, radiator fan is assembled on the cabinet in advance, and then tenon post 38 is inserted in the jack of buckling bodies 32, to strengthen combining between radiator fan and cabinet.This kind mounting means can prevent the clamping part 328 stressed inside contractions of the first button pawl 322 and the second button pawl 323 simultaneously, make between radiator fan and cabinet combine more firm.
With respect to prior art, this erecting device only is provided with fabricated section 30 for 20 4 jiaos at the fan frame, and this fabricated section 30 is simple in structure, therefore produces material requested and significantly reduces, and effectively reduces production costs.The packing ring 34 of this fabricated section 30 can effectively absorb the vibrations of radiator fan and the generation of other element between fan frame 20 and cabinet, packing ring 36 can further be strengthened the damping effect of this erecting device, improves the damping performance of whole erection device.
Figure 5 shows that the stereographic map of this fabricated section second embodiment, the difference of present embodiment and the foregoing description is: the fabricated section 30 of the present embodiment ' tenon post is not set only relies on buckling body 32 that radiator fan is mounted on the cabinet.
Among above-mentioned two embodiment, packing ring 34,36 is arranged at the homonymy of first frame 24, also can reach better shockproof effect.
Figure 6 shows that the stereographic map of this fan attaching device the 3rd embodiment, a packing ring 34 only is set among this embodiment, this packing ring 34 is located on the buckling body 32 " main part 321 ", in such cases, after this fan attaching device assembling, the distance that the abutment face of the second button pawl 323 " surface of contact 328a and first frame, 24 lower surfaces lean this surface of contact 328a and main part 321 " is 320 equates with the thickness of first frame 24.Among this embodiment, fabricated section 30 " part main part 321 " radially protrudes out the first button pawl 322, with main part 321 " be configured to one protrude out this first and second the button pawl 322,323 " boss, to be used to install packing ring 34, the thickness of this boss is less than or equal to the thickness of packing ring 34, so that packing ring 34 has enough axial deformation spaces.
In this erecting device, fabricated section can only be provided with the first button pawl or the second button pawl, and the employing alternate manner replaces the function of the first button pawl or the second button pawl to realize combining of fabricated section and the cabinet or first frame, as fabricated section and cabinet or first frame mode one-body molded or that employing screws togather is placed fabricated section on the cabinet or first frame.

Claims (10)

1. fan attaching device, be used for fan is mounted to parts, comprise a fan frame and be located at some fabricated sections on this fan frame, it is characterized in that: this fabricated section comprises that a buckling body, is inserted in tenon post and in the buckling body and is located at buffer element between fan frame and parts, and this buckling body is provided with and fans frame or parts one of them some pawl of buckleing of buckle mutually at least.
2. fan attaching device as claimed in claim 1 is characterized in that: this fan frame is provided with first frame, and the corresponding described fabricated section of this first frame is provided with mounting hole.
3. fan attaching device as claimed in claim 2 is characterized in that: this button pawl comprises that elastic arm reaches by the extended clamping part of elastic arm.
4. fan attaching device as claimed in claim 3 is characterized in that: this clamping part is provided with surface of contact and guiding face.
5. fan attaching device as claimed in claim 3 is characterized in that: the outer intermarginal ultimate range of each relative clamping part is greater than the diameter of mounting hole.
6. fan attaching device as claimed in claim 3 is characterized in that: this buckling body offers first jack and second jack, and this tenon post is inserted in described first jack and second jack.
7. fan attaching device as claimed in claim 6 is characterized in that: the diameter of this first jack forms a step surface greater than the diameter of second jack on buckling body, this tenon post is provided with the flange that leans with this step surface.
8. fan attaching device as claimed in claim 6 is characterized in that: be provided with accepting groove between each adjacent elastic arm, this tenon post is provided with the back-off that is arranged in this accepting groove.
9. fan attaching device as claimed in claim 2 is characterized in that: this button pawl comprises that some being respectively applied for is mounted to the button pawl of first on the parts and first frame and the second button pawl with fabricated section, and this buffer element is a packing ring.
10. fan attaching device as claimed in claim 9 is characterized in that: this fabricated section is set up another packing ring between first frame and the first button pawl or the second button pawl.
CNB2005100349899A 2005-05-29 2005-05-29 Fan mounting device Expired - Fee Related CN100383701C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNB2005100349899A CN100383701C (en) 2005-05-29 2005-05-29 Fan mounting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNB2005100349899A CN100383701C (en) 2005-05-29 2005-05-29 Fan mounting device

Publications (2)

Publication Number Publication Date
CN1869871A CN1869871A (en) 2006-11-29
CN100383701C true CN100383701C (en) 2008-04-23

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Family Applications (1)

Application Number Title Priority Date Filing Date
CNB2005100349899A Expired - Fee Related CN100383701C (en) 2005-05-29 2005-05-29 Fan mounting device

Country Status (1)

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103711729A (en) * 2012-09-28 2014-04-09 昆山广兴电子有限公司 Centrifugal radiating fan system and centrifugal radiating fan thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5208730A (en) * 1991-06-27 1993-05-04 Compaq Computer Corporation Computer cooling fan vibration isolation apparatus
CN2445366Y (en) * 2000-07-07 2001-08-29 三匠科技股份有限公司 Improved computer heat sink
CN2480899Y (en) * 2001-02-27 2002-03-06 大众电脑股份有限公司 Structure improved cooling device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5208730A (en) * 1991-06-27 1993-05-04 Compaq Computer Corporation Computer cooling fan vibration isolation apparatus
CN2445366Y (en) * 2000-07-07 2001-08-29 三匠科技股份有限公司 Improved computer heat sink
CN2480899Y (en) * 2001-02-27 2002-03-06 大众电脑股份有限公司 Structure improved cooling device

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Granted publication date: 20080423

Termination date: 20100529