CN1213356C - Interface card fixture - Google Patents
Interface card fixture Download PDFInfo
- Publication number
- CN1213356C CN1213356C CN 01104319 CN01104319A CN1213356C CN 1213356 C CN1213356 C CN 1213356C CN 01104319 CN01104319 CN 01104319 CN 01104319 A CN01104319 A CN 01104319A CN 1213356 C CN1213356 C CN 1213356C
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- China
- Prior art keywords
- flexure strip
- card
- motherboard
- graphics acceleration
- stationary installation
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The present invention relates to a fixing device of an interface card. One end of an interface card is provided with a corresponding gap, and the fixing device comprises an L-shaped elastic sheet and a fastener, wherein the horizontal part of the L-shaped elastic sheet is fixed on the mainboard which is adjacent to the edge position of the interface card, and a vertical part can be shifted with a certain corner relatively to the horizontal part in an elastic range; the fastener extends out from the vertical part of the L-shaped elastic sheet, and the position of the fastener can correspondingly moves with a certain rotary angle along the vertical part of the L-shaped elastic sheet. The fastener is provided with an inclined surface. When the interface card is inserted, the fastener is firstly pushed away from the clamping position by the interface card; when the interface card is completely inserted, the fastener is automatically clamped in a corresponding gap. Thus, the interface card is fixed.
Description
Technical field
The present invention relates to a kind of fixed mechanism, particularly relate to a kind of fixed mechanism that is used to improve AGP (Acceleration Graphic Port) graphics acceleration card reliability and stability, its profile is a flexure strip, be device on computer motherboard, be used to fasten the AGP card and be fixed.
Background technology
General now host computer has several expansion slots in all, to provide the user to expand external equipment or to increase the usefulness of new function.Because expansion slot can engage with the interface card of difference in functionality of all kinds, as sound card, network interface card, pci card and AGP card etc., therefore, by mutually combining of expansion slot and interface card, the user except can change old easily or the external device that damaged, more can increase the function of computer itself, reach dirigibility and convenience that computer uses.
Usually expansion slot is made by different vendor with the expansion plug-in card, for guarantee both engage after not the reason off-gauge can't use, host computer manufacturer and expansion add in card manufacture can follow a cover product standard in manufacturing process, the specification of clear and definite standard plug-in card and slot in the standard, it is compatible to make that like this both are able to.Change speech, specific expansion slot only can be used for engaging with corresponding plug-in card, and slot that specification does not conform to and plug-in card can't be bonded with each other.Be an example by the pci interface specification that Intel Company dominated.
Because the computerized image use amount is growing, the rate request of graphic interface to be grown with each passing day, Intel Company is that base growth goes out the AGP interface specification with the pci interface specification, strengthens speed and ability that it handles the 3D figure.Yet in the AGP interface specification, slot is littler than PCI specification with the gap of the contact terminal pin of plug-in card, and its allowed error is also less comparatively speaking, therefore, the AGP plug-in card can effectively and firmly be engaged with slot, become main frame manufacturer and add in card manufacture's important topic.
With regard to known technology, the AGP plug-in card is a long plate shape, and the one minor face is supported by a metal bracket, and carriage is provided with screw.AGP slot operated by rotary motion is at the computer motherboard rear side, and the corresponding section on the computer chassis back casing is provided with the grid position simultaneously, and the grid position is provided with screw, is used for fixing the carriage of AGP plug-in card.AGP plug-in card and AGP dado joint are fashionable, must earlier the host computer loam cake be removed, then with the terminal pins of AGP plug-in card with press down after the AGP slot aligns, terminal pins is closely contacted mutually with the sheet metal of slot, then the carriage of AGP plug-in card is utilized screw to be fixed on place, grid position on the back casing of chassis, again the main frame loam cake is closed at last.
From the above, why the AGP plug-in card can firmly engage with the AGP slot, mainly is to rely on the carriage of plug-in card effectively and stably to be fixed on the place, grid position of chassis back casing.That is to say that as long as the carriage of plug-in card and chassis back cover invariant position are moving, plug-in card just can closely be plugged in the slot.Yet, in fact be stamped to form by a sheet metal usually owing to the chassis back casing, its material and structure have a small amount of distortion, therefore, in described host computer use or handling process, the microdisplacement that the chassis back casing produces because of vibration, will drive plug-in card is that fulcrum produces a corresponding upper and lower displacement with the carriage bottom, makes the relation that closely plugs together between plug-in card disengaging and slot.AGP plug-in card and the slot less for the error tolerance, trace get loose and are enough to make it can't normal operation.
The above-mentioned vibration phenomenon that gets loose, its main cause is that the AGP plug-in card pegs graft behind the slot, only depend on its carrier end to be fixed on the grid position of chassis back casing, its other end relative with carriage there is no any fixed mechanism, is the fulcrum slot that moves up so the vibration of chassis back casing can drive plug-in card with carriage bottom.For overcoming this vibration phenomenon that gets loose, now developed the AGP plug-in card of improvement, cooperate the slot component of a plastic cement injection mo(u)lding to use.It is that a U type breach is established in another relative with carriage on long slab shape plug-in card minor face lower end, and at an end of slot component one cramp is set, to fasten this U type breach.Earlier slot component is set in former AGP slot during use, treats that the AGP plug-in card pegs graft in the slot, this cramp has buckled into U type breach, and the U type breach end that is about to the AGP plug-in card is fixed, and AGP plug-in card carriage is fixed on the grid position of chassis back casing at last again.This moment, AGP plug-in card two ends were fixing all, and the aforesaid vibration phenomenon that gets loose can be eliminated, and has improved the stability and the reliability of AGP interface.
Vibrate the generation of phenomenon that gets loose though such scheme can solve, but derive another problem, promptly slot component itself occupies certain volume, installs this slot component on the AGP slot additional, certainly will will take the AGP slot segment space of motherboard all around.Thus, therefore just reduce in available space on the motherboard, and therefore the design of motherboard plate face is restricted, and forms the problem that the host computer merchant waits to solve again.
Summary of the invention
In view of the above problems, a solution is finished in inventor's design, can be used for reducing the plate face that takies motherboard, the invention provides a kind of stationary installation, and its profile is a flexure strip, is fixed in a side of AGP slot on the motherboard with screw.The one side of flexure strip is given prominence to a button bar, is used to fasten the U type breach on the AGP plug-in card.So the button bar by flexure strip fastens the AGP plug-in card, can reach the function of known slot component, also can reduce to take the motherboard space tiny area around the screw on the motherboard because flexure strip only need account for simultaneously.In addition, flexure strip of the present invention and button bar mechanism volume are little, and low production cost is compared with traditional slot component and to be had tangible technical progress.
According to an aspect of the present invention, a kind of stationary installation of interface card is provided, one end of described interface card has a corresponding breach, peg graft into a slot to cooperate described stationary installation, described stationary installation comprises: a L type flexure strip, its horizontal component is fixed on the ora terminalis position of contiguous described interface card on the motherboard, and its vertical component can be offset with certain rotational angle with respect to described horizontal component in elastic range; An and fastener, extend from the vertical component of described L type flexure strip, its position can be with the correspondingly change with certain rotational angle skew of described L type flexure strip vertical component, described fastener is buckled in the described corresponding breach, and described interface card fixedly is plugged in the described slot, wherein, a dip plane is formed at top, described fastener protruding end, and the direction that described dip plane and described interface card are pegged graft into slot becomes a special angle; One side of described L type flexure strip vertical component also is provided with a sliding piece.
According to another aspect of the present invention, a kind of stationary installation that is used for fixing AGP-based graphics accelerator in motherboard connector is provided, one end of described graphics acceleration card has a corresponding breach, to cooperate described stationary installation, described stationary installation comprises: a flexure strip, an ora terminalis that is fixed on described motherboard connector is close on the corresponding gap position of described graphics acceleration card, and slightly is vertical with described motherboard; An and fastener, vertically extend from described flexure strip, its position can correspondingly be moved with certain rotational angle skew with described flexure strip vertical component, make described fastener buckle into described corresponding breach thus, wherein, one dip plane is formed at top, described fastener protruding end, and the direction that described dip plane and described graphics acceleration card are pegged graft into the main frame connector for substrate becomes a special angle; One side of described flexure strip also is provided with a sliding piece, is used to stir described flexure strip.
According to another aspect of the present invention, provide a kind of graphics acceleration card coupling arrangement, be installed in and be used for the display digit data in the host computer, comprising: a graphics acceleration card, one end have a corresponding breach; One motherboard connector is formed on the motherboard, is used for machinery and electrically connects described graphics acceleration card; One stationary installation, be formed on the ora terminalis position of contiguous described graphics acceleration card on the described motherboard, comprise: a flexure strip is fixed on the corresponding gap position of the contiguous described graphics acceleration card of an ora terminalis of described motherboard connector and slightly is vertical with described motherboard; And a fastener, to extend from the vertical component of described flexure strip, its position can make described fastener buckle into described corresponding breach with described flexure strip vertical component with certain rotational angle skew and correspondingly rotate thus.
One of the object of the invention is for providing a kind of fixed mechanism of alternative traditional AGP slot component, and its advantage is that volume is little, low production cost.
The object of the invention two for a kind of fixed mechanism is provided, be used to solve space constraints because of using known AGP slot component to be derived, its advantage is the tiny area around the screw on the motherboard that only need account for, and has reduced the restriction to the design of motherboard plate face.
The object of the invention three for a flexure strip is provided, allow the user by stirring this flexure strip one end of AGP plug-in card is broken away from or be fixed on the host computer, its advantage for make this AGP plug-in card not reason vibration or carrying get loose, and easy to use.
The object of the invention four for a button bar is provided, extend from above-mentioned flexure strip, be used to fasten the U type breach on the AGP plug-in card.
The object of the invention five for an oblique surface is provided, be located at above-mentioned button bar jag top, its advantage is to guide button bar to buckle into glidingly in the U type breach on the AGP plug-in card.
The object of the invention six for a sliding piece is provided, extend from above-mentioned flexure strip, be used to provide and stir the required surface of contact of flexure strip, make mechanism of the present invention easy operating.
Description of drawings
Fig. 1 is that AGP plug-in card latching device of the present invention uses Organization Chart.
Fig. 2 is the concrete structure figure of AGP plug-in card latching device of the present invention.
The U type breach relative position relation figure of latching device and AGP plug-in card when Fig. 3 a to Fig. 3 d represents the grafting of AGP plug-in card.
Fig. 4 is AGP plug-in card latching device user mode figure of the present invention.
Embodiment
Fig. 1 is the use Organization Chart of AGP plug-in card latching device of the present invention.As shown in the figure, AGP plug-in card 110 (hereinafter to be referred as plug-in card) is the circuit board of a long plate shape, and the one end is supported by carriage 115, and the other end is provided with U type breach 113.AGP slot 135 (hereinafter to be referred as slot) is positioned at the place, right position of motherboard 130, to hold the Interface Terminal of plug-in card 110.On chassis, motherboard 130 rear shell 125, be provided with grid position 120 and screw 150 with slot 135 corresponding positions, both functions are analog bracket 115.
On motherboard 130, a side of slot 135 is provided with screw 133, and it is to be used for fixing latching device 200 of the present invention.Latching device 200 has: a through hole 210 is passed screw, and latching device 200 is fixed in screw 133 tops; And a button bar 220 (referring to Fig. 2), be used to buckle into the U type breach 113 of plug-in card 110, to substitute known slot component.When plug-in card 110 pegged graft slot 135, the breach end of plug-in card 110 was fixed by button bar 220 being buckled into U type breach 113 by latching device 200, and the other end is fixed by carriage 115 is locked in grid position 120.Thus, plug-in card 110 two ends are just all fixed, and the phenomenon that gets loose can be eliminated.
Learn that according to above-mentioned on the one hand latching device 200 has replaced the function of traditional slot component, the U type breach of plug-in card 110 linked closely that the phenomenon that prevents to get loose takes place.On the other hand,, only limit to around the screw 133, thereby the restriction that the plate face designing institute of motherboard 130 is caused is less because fixedly the required area that occupies motherboard 130 of latching device 200 is few.In one embodiment of the invention, the aperture of screw 133 is 4mm, takies the border circular areas of rough diameter 10mm after latching device 200 is sealed.So the present invention has tangible progressive than known technology.
Fig. 2 is the concrete structure figure for latching device of the present invention.The main body of latching device 200 is a L type flexure strip 250, comprises vertical component 251 and horizontal component 255, and both angles can change in its elastic range under external force.In one embodiment of the invention, flexure strip 250 is to use stainless steel material to be stamped to form, yet other material also can reach same effect.Horizontal component 255 has a through hole 210 its functions and is to make screw to be passed wherein and horizontal component 255 is fixed in the top of screw 133.Vertical component 251 has a button bar 220, is used to buckle in the U type breach 113 of plug-in card 110.Button bar 220 on vertical component 251 the position and the position of screw 133 cooperatively interact, make that button bar just in time can buckle in the U type breach 113, so can reach the fixedly purpose of plug-in card 110 breach ends when plug-in card 110 grafting are gone in the slot 135.Though in an embodiment of the present invention, button bar 220 is round bar shape, and this is not to be used to limit its profile, can adopt other Any shape, as long as can reach the order that links closely into U type breach 113.
On the other hand, also be provided with a sliding piece 207 at a side of the vertical component 251 of L type flexure strip 250, it is the force surface that is used to provide mobile button bar 220 required.According to the present invention, under the natural situation that flexure strip 250 does not stress, button bar 220 is to remain on closed position, if plug-in card 110 is carried out Plug Action, the power that then need apply is earlier stirred set sliding piece 207, remove closed position so that drive button bar 220, then can plug plug-in card 110.Sliding piece 207 is arranged on and is easy to point the better position of stirring, so that user's operation.
In addition, top, button bar 220 protruding end has a dip plane 225, makes latching device 200 of the present invention have the function of automatic fastening.See also Fig. 3 a to Fig. 3 d, wherein, shown be plug-in card 110 peg graft the graph of a relation of latching device 200 and U type breach 113 both relative positions in the process of slot 135.Fig. 3 a represents that plug-in card 110 is about to the state that slot 135 (not shown) are gone in grafting downwards, and plug-in card lower edge 111 does not also contact with the dip plane 225 of button bar 220 at this moment, and L type flexure strip 200 remains on the state of nature that does not stress.Among Fig. 3 b, plug-in card 110 just inserts slot 135, and the plug-in card lower edge just contacts with dip plane 225, and L type flexure strip 200 still remains on the state of not stressing.Among Fig. 3 c, plug-in card 110 continues to insert slot 135.The direction of slot 135 when slot lower edge 111 descends, will be executed a thrust by dip plane 225 button bar 220 will be removed previous position at angle because dip plane 225 and plug-in card 110 peg graft, and L type flexure strip 200 is the stress deformation skew.Among Fig. 3 d, plug-in card 110 is pegged graft fully and is gone into slot 135, and button bar 225 has buckled in the U type breach 113, and plug-in card 110 is fixing, and L type flexure strip 200 is also replied initial state of nature because of the elastic force effect, and the action of pegging graft is promptly accused and finished.
Therefore, according to the above description, when desire installing plug-in card 110, slot 135 is gone in plug-in card 110 grafting, buckle into U type breach voluntarily, again carriage 115 is locked in grid position 120 subsequently by button bar 220.And when desiring to extract plug-in card 110, i.e. reverse operating, the carriage 115 that gets loose is earlier pushed button bar 220 again aside, and plug-in card 110 can be extracted.Compare with traditional slot component, the advantage of easy operating is arranged.
Fig. 4 is the user mode figure of expression latching device 200 of the present invention.Utilize latching device of the present invention 200 to cooperate carriages 115 to use, make plug-in card 110 and slot 135 keep fluid-tight engagement, the not improper vibration of reason and getting loose has improved the stability and the reliability of interface.Latching device 200 of the present invention has that volume is little, processing ease, characteristics such as easy to use and with low cost, compared with prior art, has significant technical progress, thus patented claim is proposed in accordance with the law, in the hope of protection inventor's wisdom crystallization.
But more than explanation has only been done detailed illustrating and describing with regard to embodiments of the invention, is not to be four corner of the present invention.Under design of the present invention, modification and change to each assembly and embodiment are done all should be considered as a part of the present invention, and for example in the embodiments of the invention, though flexure strip 250 is the L type, other moulding also can have above-mentioned functions.Again for example, among the embodiment, button bar 220 is the both sides that are positioned at vertical component 251 with the horizontal component 255 of flexure strip 250, but in fact also both can be arranged at homonymy.Again for example, latching device 200 can otherwise as be weldingly fixed on the motherboard 130.
In addition, the AGP card in previous examples, the present invention also can be readily implemented on other interface card.All this kind all belongs to scope of the present invention, and protection scope of the present invention is determined by appended claim.
Claims (15)
1. the stationary installation of an interface card, an end of described interface card has a corresponding breach, pegs graft into a slot to cooperate described stationary installation, and described stationary installation comprises:
One L type flexure strip, its horizontal component are fixed on the ora terminalis position of contiguous described interface card on the motherboard, and its vertical component can be offset with certain rotational angle with respect to described horizontal component in elastic range; And
One fastener, extend from the vertical component of described L type flexure strip, its position can be with the correspondingly change with certain rotational angle skew of described L type flexure strip vertical component, described fastener is buckled in the described corresponding breach, and described interface card fixedly is plugged in the described slot;
Wherein, a dip plane is formed at top, described fastener protruding end, and the direction that described dip plane and described interface card are pegged graft into slot becomes a special angle; One side of described L type flexure strip vertical component also is provided with a sliding piece.
2. stationary installation according to claim 1, wherein, described interface card is an AGP-based graphics accelerator.
3. stationary installation according to claim 1, wherein said corresponding breach are a U type breach.
4. stationary installation according to claim 1, wherein, the horizontal component of described L type flexure strip is to utilize screw to be fixed on the motherboard.
5. stationary installation that is used for fixing AGP-based graphics accelerator in motherboard connector, an end of described graphics acceleration card has a corresponding breach, and to cooperate described stationary installation, described stationary installation comprises:
One flexure strip, an ora terminalis that is fixed on described motherboard connector is close on the corresponding gap position of described graphics acceleration card, and slightly is vertical with described motherboard; And
One fastener extends from the vertical component of described flexure strip, and its position can make described fastener buckle into described corresponding breach with described flexure strip vertical component with certain rotational angle skew and correspondingly rotate thus,
Wherein, a dip plane is formed at top, described fastener protruding end, and the direction that described dip plane and described graphics acceleration card are pegged graft into the main frame connector for substrate becomes a special angle; One side of described flexure strip also is provided with a sliding piece, is used to stir described flexure strip.
6. interface card fixture according to claim 5, wherein, described corresponding breach is a U type breach.
7. stationary installation according to claim 5, wherein, described flexure strip is a L type flexure strip.
8. stationary installation according to claim 5, wherein, described flexure strip is to utilize screw to be fixed on the motherboard.
9. stationary installation according to claim 7, wherein, the horizontal component of described L type flexure strip is fixed on the ora terminalis position of contiguous described graphics acceleration card on the described motherboard, and its vertical component can be offset with certain rotational angle with respect to described horizontal component in elastic range.
10. graphics acceleration card coupling arrangement is installed in and is used for the display digit data in the host computer, comprising:
One graphics acceleration card, one end have a corresponding breach;
One motherboard connector is formed on the motherboard, is used for machinery and electrically connects described graphics acceleration card;
One stationary installation is formed on the ora terminalis position that is close to described graphics acceleration card on the described motherboard, comprising:
One flexure strip, an ora terminalis that is fixed on described motherboard connector is close on the corresponding gap position of described graphics acceleration card, and slightly is vertical with described motherboard; And
One fastener extends from the vertical component of described flexure strip, and its position can make described fastener buckle into described corresponding breach with described flexure strip vertical component with certain rotational angle skew and correspondingly rotate thus.
11. graphics acceleration card coupling arrangement according to claim 10, wherein, described corresponding breach is a U type breach.
12. graphics acceleration card coupling arrangement according to claim 10, wherein, described flexure strip is the L type.
13. graphics acceleration card coupling arrangement according to claim 10, wherein, a dip plane is formed at top, described fastener protruding end, and the direction that described dip plane and described graphics acceleration card are pegged graft into described motherboard connector becomes a special angle.
14. graphics acceleration card coupling arrangement according to claim 10, wherein, a side of described flexure strip also is provided with a sliding piece, is used to stir described flexure strip.
15. graphics acceleration card coupling arrangement according to claim 10, wherein, described flexure strip is to utilize screw to be fixed on the described motherboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01104319 CN1213356C (en) | 2001-02-23 | 2001-02-23 | Interface card fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01104319 CN1213356C (en) | 2001-02-23 | 2001-02-23 | Interface card fixture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1371036A CN1371036A (en) | 2002-09-25 |
| CN1213356C true CN1213356C (en) | 2005-08-03 |
Family
ID=4653831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01104319 Expired - Fee Related CN1213356C (en) | 2001-02-23 | 2001-02-23 | Interface card fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1213356C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101201664B (en) * | 2006-12-11 | 2011-06-29 | 英业达股份有限公司 | Securing fitting for adapting card |
-
2001
- 2001-02-23 CN CN 01104319 patent/CN1213356C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1371036A (en) | 2002-09-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: HONHQI CO., LTD.; WEICHUANG ZITONG CO., LTD. Free format text: FORMER OWNER: ACER COMPUTER CO., LTD. Effective date: 20020712 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20020712 Applicant after: Acer Co., Ltd. Applicant after: Wistron Information Technology Co., Ltd. Applicant before: Acer Computer Co., Ltd. |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050803 Termination date: 20100223 |