CN101208001B - Fixing device - Google Patents
Fixing device Download PDFInfo
- Publication number
- CN101208001B CN101208001B CN2006101692880A CN200610169288A CN101208001B CN 101208001 B CN101208001 B CN 101208001B CN 2006101692880 A CN2006101692880 A CN 2006101692880A CN 200610169288 A CN200610169288 A CN 200610169288A CN 101208001 B CN101208001 B CN 101208001B
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- CN
- China
- Prior art keywords
- pressing plate
- groove
- swing handle
- fastener
- radiating module
- 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
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- Cooling Or The Like Of Electrical Apparatus (AREA)
- Resistance Heating (AREA)
Abstract
A fixing device relates to a fixing device, which is used for fixing a heat dissipation module with a bottom plate onto a circuit board on which a heating element is arranged, so that the bottom plate of the heat dissipation module can contact the top surface of the heating element. The fixing device consists of the following components: a casing pipe which is arranged on the circuit board, an elastic member which is connectively arranged on the casing pipe, a pressure plate which is connectively arranged on the elastic member, a rotating handle which is connectively arranged on the pressure plate and a bolt. The pressure plate can be driven to move by the rotating handle to rotate, so the pressure plate rotates onto the bottom plate of the heat dissipation module and presses downwards the bottom plate to fix the heat dissipation module onto the heating element. Passing through the rotating handle, the pressure plate and the elastic member, the bolt is relatively pin-jointed on the casing pipe, so through a method of surface contact, the heat dissipation module is fixed by the vertically downward tight pressing of the pressure plate, thereby ensuring more uniform contact pressure between the heat dissipation module and the heating element, and improving the effects of fixing and heat dissipation.
Description
Technical field
The present invention relates to a kind of fixture, in detail, relate to a kind of in order to radiating module is fixed in the fixture of heater element end face.
Background technology
In order to the computing of execution computer and the central processing unit (CPU of major control function, Central Processor Unit) is computer maincenter part, its importance is self-evident, simultaneously along with the CPU integrated level improves constantly, correspondingly its caloric value also constantly increases, therefore, generally promptly must the heat that be produced when heat radiation block (heat sink) moves with effective loss CPU be set at the CPU end face.
As shown in Figure 1, be provided with a radiating module 10 at end face as central processing unit (CPU) (not shown), both sides then are respectively equipped with a stuck-module 1, wherein, this stuck-module 1 this radiating module 10 of carrying, this radiating module 10 comprises heat radiation block 101 and the base plate 103 that is connected in this heat radiation block 101, and this base plate 103 is contacted with this central processing unit and is fixed module 1 carrying.One end of this stuck-module 1 has one and fastens projection 11, the other end of this side then is articulated with an elastic strip 12, the stage casing of this elastic strip 12 is bending, terminal then have clasp 120 to fastening projection 11, partly press on the base plate 103 of this radiating module 10 by this clasp 120 being fastened on the bending that this fastening projection 11 can make this elastic strip 12 be had, and this radiating module 10 is fixed on this central processing unit.
But, but there is following defective in said fixing mechanism: when making clasp 120 be interlocked with fastening block 11, can cause one jiao of bending part that this elastic strip 12 had this base plate 103 of contact earlier, and radiating module 10 is produced a torque, instantaneous inclination takes place in radiating module 10 under this moment loading, after clasp 120 and fastening block 11 are interlocked, the bonding state of base plate 103 and stuck-module 1 depends on the distortion of elastic strip 12 bending parts, to cause base plate 103 to combine with stuck-module 1 not tight if bending part is out of shape inhomogeneous meeting, and then cause and CPU between form the space, and influence the conduction of the heat that CPU produces, so can produce CPU because of the bad situation that can't move even occur damaging of dispelling the heat.
Therefore, how to provide a kind of can the realization to contact well, conduct the technique for fixing of the radiating module that when moving, become a problem demanding prompt solution with the heat that heater element is produced with heater element as central processing unit.
Summary of the invention
In view of above-mentioned prior art problems, but the fixture that the radiating module that main purpose of the present invention is to provide a kind of sacrificial vessel that base plate is arranged and heater element fully contact, with the heat energy of effective dissipation heater element.
Another object of the present invention is to provide a kind of fixture, in the fixation procedure of radiating module, to adopt the face way of contact that compresses vertically downward, thereby avoid taking place radiating module and heater element tilt problem, and must make the pressure between radiating module and the heater element more even, help fixing and heat radiation.
Another object of the present invention is to provide a kind of fixture, thereby the convenience of the installation and removal of radiating module is provided.
For realizing above-mentioned main purpose and other purposes, the invention provides a kind of fixture, it is fixed on the circuit board that is provided with heater element in order to the radiating module that will have base plate, so that this radiating module base plate contacts the end face of this heater element, this fixture comprises: be installed in the sleeve pipe on the circuit board; Connect the elastic component that places on this sleeve pipe; Connect the pressing plate that places on this elastic component, an end of this pressing plate is provided with a perforate and wears wherein for latch, and also is concaved with first groove and second groove at this verge of opening, is provided with a plurality of first fasteners around corresponding its perforate simultaneously on this pressing plate; Connect the swing handle that places on this pressing plate, one end of this swing handle is provided with a perforate and wears wherein for latch, and also be concaved with the 3rd groove and the 4th groove at this verge of opening, the length of the 3rd groove is longer than first groove length, around its perforate, also be provided with second fastener of corresponding first fastener simultaneously on this swing handle, when second fastener of this swing handle with after first fastener of this pressing plate engages mutually, drive the rotation of this compressing tablet simultaneously by the rotation of this swing handle, when can't rotating, this compressing tablet is rotated further this swing handle, this second fastener is deviate from from first fastener of this compressing tablet, thereby push this pressing plate downwards, and make the elastic component of this pressing plate below compress, snap in second groove of this pressing plate than the stop block of below so that be located at this latch surface position, thereby make this pressing plate location and press down the base plate of this radiating module; And wear by this swing handle, pressing plate, elastic component it is articulated in relatively the latch on this sleeve pipe.
This sleeve pipe outer rim is provided with first fastener (as projection), simultaneously base plate that should radiating module also is provided with relative second fastener (as groove), limits the horizontal displacement and the rotation of the base plate of this radiating module for this projection embeds this groove.
One end of this pressing plate is provided with a perforate and wears wherein for latch, and also is concaved with first groove (as scalloped recess) and second groove at this verge of opening, simultaneously a plurality of first fasteners (as hole clipping) that are provided with around corresponding its perforate on this pressing plate.
One end of this swing handle also is provided with a perforate and wears wherein for latch, and also be concaved with the 3rd groove (as scalloped recess) and the 4th groove at this verge of opening, the length of the 3rd groove is longer than first groove length, around its perforate, also be provided with second fastener (as angled-lift splits) of corresponding first fastener simultaneously on this swing handle, with after first fastener (as hole clipping) of pressing plate engages mutually, drive the rotation of this pressing plate for second fastener (as angled-lift splits) of this swing handle simultaneously by the rotation of this swing handle.
This latch is provided with first stop block and second stop block, the height height of this second stop block of the aspect ratio of this first stop block wherein, this first stop block can corresponding be installed with and be displaced in the 3rd groove (scalloped recess) of first groove (scalloped recess) of this pressing plate and this swing handle, and this second block can be embedded at second groove of this pressing plate for passing the 4th groove of this swing handle.
When carrying out the fixed operation of radiating module, rotate this swing handle, at this moment, second fastener (angled-lift splits) that this swing handle had snaps in first fastener (hole clipping) that this pressing plate has, together rotate with this swing handle to drive this pressing plate, and the other end that makes this pressing plate be provided with perforate relatively places radiating module base plate top, in first and three groove (scalloped recess) of this latch first stop block, slide into an end margin of first groove (scalloped recess) that props up this pressing plate, and make this pressing plate can't continue to stop with the swing handle rotation at this swing handle and pressing plate.
Because the 3rd groove (scalloped recess) length of this swing handle is greater than pressing plate first groove (scalloped recess) length, therefore can be rotated further this swing handle, can't be rotated further because of this pressing plate this moment, thereby this second fastener (angled-lift splits) is deviate from from first fastener (hole clipping) of this pressing plate, thereby push this pressing plate downwards, and the elastic component (as spring) below the pressing plate is compressed, thereby will be located at this latch surface snaps in second groove of this pressing plate than second stop block of below, so can make this pressing plate location and press down the base plate of this radiating module, cooperate simultaneously that default first fastener (projection) agrees with second fastener (groove) of this radiating module base plate lower surface with this base plate of clamping on this sleeve pipe.Therefore radiating module is fixed on the heater element (as CPU) by its base plate, thereby this radiating module is fixed on the circuit board.
Similarly, when need dismounting radiating module, this swing handle only must reverse, this second fastener (angled-lift splits) is snapped in first fastener (hole clipping) of this pressing plate, this moment was because this elastic component (spring) was removed by the compressing of second fastener (angled-lift splits) of this swing handle before, can upwards push up this pressing plate by restoring force, make second groove disengaging of this pressing plate and the snap-fit relationship of second stop block of this latch, this swing handle can drive this pressing plate and rotate until slide into the other end edge of first groove (scalloped recess) that props up this pressing plate in the first and the 3rd groove (scalloped recess) of first stop block at this swing handle and pressing plate of this latch till, in this process, this pressing plate is promptly removed with the dismounting radiating module from this radiating module base plate.
So, can easily radiating module be installed on by the aforesaid fixture of the present invention and dismantle on heater element, simultaneously because the present invention utilizes pressing plate with the face way of contact that compresses vertically downward radiating module to be fixed on the heater element, and radiating module is fully contacted with heater element, more uniform contact pressure between radiating module and heater element is provided simultaneously, fixing and the heat dissipation of enhance heat module, avoid utilizing in the prior art elastic strip bending part fixedly during radiating module, to cause mould thermal modules base plate to combine with stuck-module not tight because of the inhomogeneous institute of bending part distortion, even tilt problem, and then cause and heater element between be formed with the space, and influence the conduction of the heat that heater element produces.
Description of drawings
Fig. 1 is that expression is existing in order to the fixing fixed mechanism schematic diagram of radiating module to a central processing unit;
Fig. 2 is the fixture exploded perspective view that is used for fixing radiating module to heater element of the present invention;
Fig. 3 is the enlarged diagram of part composed component in the fixture of the present invention;
Fig. 4 and Fig. 5 are the illustrative view of expression fixture of the present invention.
Symbol description
1 stuck-module
10 radiating modules
101 heat radiation blocks
103 base plates
11 fasten projection
12 elastic strips
120 clasps
20 radiating modules
201 heat radiation blocks
203 base plates
2,031 second fasteners
25 circuit boards
3 fixtures
31 sleeve pipes
311 first fasteners
32 elastic components
33 pressing plates
330 perforates
331 first grooves
332 second grooves
333 first fasteners
34 swing handles
340 perforates
343 the 3rd grooves
344 the 4th grooves
345 second fasteners
35 latches
351 first stop blocks
352 second stop blocks
Embodiment
Below by particular specific embodiment explanation embodiments of the present invention, please cooperate graphic explanation specific embodiments of the invention, so that those skilled in the art can understand technical characterictic of the present invention and effect easily.
See also Fig. 2, it is expression fixture 3 explosive decomposition schematic diagrames of the present invention, this fixture 3 is fixed on the circuit board 25 that is provided with heater element (not shown) in order to the radiating module 20 that will have base plate, so that the end face of these radiating module 20 base plates 203 these heater elements of contact, it comprises: be installed in the sleeve pipe 31 on the circuit board 25; Connect the elastic component 32 that places on this sleeve pipe 31; Connect the pressing plate 33 that places on this elastic component 32; Connect the swing handle 34 that places on this pressing plate 33, but this this pressing plate 33 of swing handle 34 interlocks is to rotate, thereby this pressing plate 33 turned to base plate 203 tops of this radiating module 20 and to this base plate 203 of lower compression, so that this radiating module 20 is fixed on the heater element; And wear by this swing handle 34, pressing plate 33, elastic component 32 it is articulated in relatively the latch 35 on this sleeve pipe 31.
This radiating module 20 includes a heat radiation block 201 at least, reaches in order to connect the base plate 203 of putting this heat radiation block 201 and can being contacted with the heater element end face.This heater element can for example be CPU, and it can be located at one for example on the circuit board 25 of motherboard, and this base plate 203 can for example be one to have the metallic plate of high-termal conductivity, with promptly with the thermal energy conduction of heater element to this heat radiation block 201, be emitted in the air again.
Please cooperate and consult Fig. 3, sleeve pipe 31 outer rims of this fixture are provided with first fastener 311 as projection, simultaneously base plate 203 lower surfaces that should radiating module 20 also are provided with relative second fastener as groove, limit the horizontal displacement and the rotation of the base plate of this radiating module for this projection embeds this groove.
One end of this pressing plate 33 is provided with a perforate 330 and wears wherein for latch 35, and also be concaved with at these perforate 330 edges as first groove 331 of scalloped recess and as second groove 332 of rectangular recess, corresponding its perforate 330 is provided with a plurality of first fasteners 333 as hole clipping on every side on this pressing plate 33 simultaneously.
One end of this swing handle 34 also is provided with a perforate 340 and wears wherein for latch 35, and also be concaved with at these perforate 340 edges as the 3rd groove 343 of scalloped recess and as the 4th groove 344 of rectangular recess, the length of the 3rd groove (scalloped recess) 343 is longer than first groove (scalloped recess), 331 length, around its perforate 340, also be provided with second fastener 345 as angled-lift splits of corresponding first fastener (hole clipping) 333 simultaneously on this swing handle 34, with after first fastener (hole clipping) 343 of pressing plate engages mutually, drive the rotation of this pressing plate 33 for second fastener (angled-lift splits) 345 of this swing handle 34 simultaneously by the rotation of this swing handle 34.
These latch 35 surfaces convex with first stop block 351 and second stop block 352, the height height of this second stop block 352 of the aspect ratio of this first stop block 351 wherein, this first stop block 351 can corresponding be installed with and be displaced in the 3rd groove (scalloped recess) 343 of first groove (scalloped recess) 331 of this pressing plate 33 and this swing handle 34, and this second block 352 can pass the 4th groove 344 of this swing handle 34 and be embedded at second groove 332 of this pressing plate 33.
See also Fig. 4, when carrying out the fixed operation of radiating module, rotate this swing handle 34, at this moment, second fastener (angled-lift splits) 345 that this swing handle 34 is had snaps in first fastener (hole clipping) 333 that this pressing plate 33 had, together rotate with this swing handle 34 to drive this pressing plate 33, and the other end that makes this pressing plate 33 be provided with perforate 330 relatively places radiating module base plate 203 tops, until first and three groove (scalloped recess) 331 of these latch 35 first stop blocks 351 at this swing handle 34 and pressing plate 33, slide into an end margin of first groove (scalloped recess) 331 that props up this pressing plate 33 in 343, and make this pressing plate 33 can't continue to stop with swing handle 34 rotations.
Cooperate simultaneously and consult Fig. 5, because the 3rd groove (scalloped recess) 343 length of this swing handle 34 are greater than pressing plate 33 first grooves (scalloped recess) 331 length, therefore can be rotated further this swing handle 34, can't be rotated further because of this pressing plate 33 this moment, thereby second fastener (angled-lift splits) 345 of this swing handle 34 is deviate from from first fastener (hole clipping) 333 of this pressing plate 33, wherein can be designed to have the angled-lift splits on inclined plane because of this second fastener 345, therefore can be convenient to from this first fastener (hole clipping) 333, deviate from, thereby protrude this pressing plate 33, with this pressing plate 33 of downward pushing, and make the elastic component (spring) 32 of pressing plate 33 belows compress, snap in second groove 332 of this pressing plate 33 than second stop block 352 of below so that be located at these latch 35 surface locations, so can make this pressing plate 33 location and press down the base plate 203 of this radiating module 20, cooperate simultaneously that default first fastener (projection) 311 agrees with second fastener (groove) 2031 of these radiating module base plate 203 lower surfaces with this base plate 203 of clamping on this sleeve pipe 31.Therefore radiating module is fixed on the heater element (as CPU) by its base plate, thereby this radiating module is fixed on the circuit board.
Similarly, when need dismounting radiating module, this swing handle 34 only must reverse, this second fastener (angled-lift splits) 345 is snapped in first fastener (hole clipping) 333 of this pressing plate 33, remove the suffered compressing of this elastic component (spring) 32 simultaneously, thereby can upwards push up this pressing plate 33 by restoring force, make second groove, 332 disengagings of this pressing plate 33 and the snap-fit relationship of second stop block 352 of this latch 35, this swing handle 34 can drive this pressing plate 33 and rotate until first and three groove (scalloped recess) 331 of first stop block 351 of working as this latch 35 at this swing handle 34 and pressing plate 33, slide in 343 till the other end edge of first groove (scalloped recess) 331 that props up this pressing plate 33, in this process, this pressing plate 33 is promptly removed for the dismounting radiating module from this radiating module base plate 30.
So, by the aforesaid fixture of the present invention can be easily with the radiating module installation and removal on heater element, simultaneously because the present invention utilizes pressing plate with the face way of contact that compresses vertically downward radiating module to be fixed on the heater element, and radiating module is fully contacted with heater element, more uniform contact pressure between radiating module and heater element is provided simultaneously, fixing and the heat dissipation of enhance heat module, avoid utilizing in the prior art elastic strip bending part fixedly during radiating module, to cause mould thermal modules base plate to combine with stuck-module not tight because of the inhomogeneous institute of bending part distortion, even tilt problem, and then cause and heater element between be formed with the space, and influence the conduction of the heat that heater element produces.
The foregoing description is illustrative principle of the present invention and effect thereof only, but not is used to limit the present invention.Any those skilled in the art all can be under spirit of the present invention and category, and the foregoing description is modified and changed.
Claims (6)
1. fixture, it is fixed on the circuit board that is provided with heater element in order to the radiating module that will have base plate, so that this radiating module base plate contacts the end face of this heater element, it is characterized in that this fixture comprises:
Be installed in the sleeve pipe on the circuit board;
Connect the elastic component that places on this sleeve pipe;
Connect the pressing plate that places on this elastic component, an end of this pressing plate is provided with a perforate and wears wherein for latch, and also is concaved with first groove and second groove at this verge of opening, is provided with a plurality of first fasteners around corresponding its perforate simultaneously on this pressing plate;
Connect the swing handle that places on this pressing plate, one end of this swing handle is provided with a perforate and wears wherein for latch, and also be concaved with the 3rd groove and the 4th groove at this verge of opening, the length of the 3rd groove is longer than first groove length, around its perforate, also be provided with second fastener of corresponding first fastener simultaneously on this swing handle, when second fastener of this swing handle with after first fastener of this pressing plate engages mutually, drive the rotation of this compressing tablet simultaneously by the rotation of this swing handle, when can't rotating, this compressing tablet is rotated further this swing handle, this second fastener is deviate from from first fastener of this compressing tablet, thereby push this pressing plate downwards, and make the elastic component of this pressing plate below compress, snap in second groove of this pressing plate than the stop block of below so that be located at this latch surface position, thereby make this pressing plate location and press down the base plate of this radiating module;
Wear by this swing handle, pressing plate, elastic component it is articulated in relatively the latch on this sleeve pipe.
2. fixture according to claim 1 is characterized in that, this sleeve pipe outer rim is provided with first fastener, simultaneously base plate lower surface that should radiating module also is provided with the second relative fastener.
3. fixture according to claim 1 is characterized in that, this first groove is a scalloped recess, and this first fastener is a hole clipping, and the 3rd groove is a scalloped recess, and this second fastener is an angled-lift splits.
4. fixture according to claim 1, it is characterized in that, this latch surface convexes with first stop block and second stop block, wherein the position height of this first stop block is than the position height height of this second stop block, this first stop block can corresponding be installed with and be displaced in the 3rd groove of first groove of this pressing plate and this swing handle, and this second block can pass the 4th groove of this swing handle and be embedded at second groove of this pressing plate.
5. fixture according to claim 4, it is characterized in that, second fastener of this swing handle snaps in first fastener of this pressing plate, together rotate with this swing handle to drive this pressing plate, and the other end that makes this pressing plate be provided with perforate relatively places radiating module base plate top, in first and three groove of this latch first stop block, slide into an end margin of first groove that props up this pressing plate, and make this pressing plate can't continue to stop with the swing handle rotation at this swing handle and pressing plate.
6. fixture according to claim 5, it is characterized in that, this swing handle is through reversing so that this second fastener snaps in first fastener of this pressing plate, remove the suffered compressing of this elastic component, and upwards push up this pressing plate by restoring force, make second groove disengaging of this pressing plate and the snap-fit relationship of second stop block of this latch, this swing handle promptly drives this pressing plate and rotates until slide into the other end edge of first groove that props up this pressing plate in the first and the 3rd groove of first stop block at this swing handle and pressing plate of this latch till, so that this pressing plate is removed from this radiating module base plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006101692880A CN101208001B (en) | 2006-12-21 | 2006-12-21 | Fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006101692880A CN101208001B (en) | 2006-12-21 | 2006-12-21 | Fixing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101208001A CN101208001A (en) | 2008-06-25 |
| CN101208001B true CN101208001B (en) | 2011-03-30 |
Family
ID=39567760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2006101692880A Expired - Fee Related CN101208001B (en) | 2006-12-21 | 2006-12-21 | Fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101208001B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111782005B (en) * | 2020-06-30 | 2022-07-08 | 西安易朴通讯技术有限公司 | Input/output (IO) module and electronic equipment |
| CN114110742A (en) * | 2021-10-15 | 2022-03-01 | 江苏盈达机电科技有限公司 | Air conditioner air collecting box heat preservation structure |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2681328Y (en) * | 2003-12-11 | 2005-02-23 | 鸿富锦精密工业（深圳）有限公司 | Fastener of radiator |
| CN2681330Y (en) * | 2003-12-27 | 2005-02-23 | 鸿富锦精密工业（深圳）有限公司 | Radiator fixing device |
| US20060279931A1 (en) * | 2005-06-13 | 2006-12-14 | Yun-Hsiu Lee | CPU heat sink mount attachment structure |
-
2006
- 2006-12-21 CN CN2006101692880A patent/CN101208001B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2681328Y (en) * | 2003-12-11 | 2005-02-23 | 鸿富锦精密工业（深圳）有限公司 | Fastener of radiator |
| CN2681330Y (en) * | 2003-12-27 | 2005-02-23 | 鸿富锦精密工业（深圳）有限公司 | Radiator fixing device |
| US20060279931A1 (en) * | 2005-06-13 | 2006-12-14 | Yun-Hsiu Lee | CPU heat sink mount attachment structure |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2000-124650A 2000.04.28 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101208001A (en) | 2008-06-25 |
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