CN102566698A - Fixing device for expansion card - Google Patents
Fixing device for expansion card Download PDFInfo
- Publication number
- CN102566698A CN102566698A CN2010106044857A CN201010604485A CN102566698A CN 102566698 A CN102566698 A CN 102566698A CN 2010106044857 A CN2010106044857 A CN 2010106044857A CN 201010604485 A CN201010604485 A CN 201010604485A CN 102566698 A CN102566698 A CN 102566698A
- Authority
- CN
- China
- Prior art keywords
- expansion
- support column
- revolving part
- expansion card
- board
- 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
- 239000000758 substrate Substances 0.000 claims description 18
- 230000005489 elastic deformation Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The invention relates to a fixing device for an expansion card, and the fixing device is used for fixing the expansion card in an expansion slot on a circuit board. The fixing device for the expansion card comprises a support pillar and a rotating piece, wherein the support pillar is fixedly arranged on the expansion card; the rotating piece is pivoted with the support pillar; and the rotating piece comprises a cam and an operating part which are respectively located on two sides of the support pillar. When the expansion card is detached, the operating part of the rotating piece is pulled, so that the rotating piece rotates around the support pillar, and the cam rotates to prop against the upper surface of the expansion slot, so as to cause the support pillar to move up and further drive the expansion card to move up to be separated from the expansion slot, thus the operation of pulling the expansion card by hand by an operator is omitted, and the fixing device is labor-saving and convenient.
Description
Technical field
The present invention relates to a kind of expansion card fixer.
Background technology
Be typically provided with some expansion boards in the circuit board of electronic equipment such as computer or server, the method for at present general plug expansion board is for to use hand directly to plug expansion board by the operator, and the method is relatively required great effort, and in the limited cabinet in space, also is inconvenient to operate.
Summary of the invention
In view of above content, be necessary to provide a kind of expansion card fixer of convenient plug expansion board.
A kind of expansion card fixer; Be used for an expansion board is fixed in the expansion slot on the circuit board; This expansion card fixer comprise one be fixedly arranged on this expansion board support column and be articulated in the revolving part of this support column, this revolving part comprises a cam and an operating portion that lays respectively at these support column both sides, when the dismounting expansion board; Pull the operating portion of revolving part; Revolving part is rotated around support column, and cam rotation is resisted against the upper surface of expansion slot and support column is moved up, and then drives expansion board and move up and break away from this expansion slot.
Expansion card fixer of the present invention is when the dismounting expansion board; Make the rotating cam of revolving part compress expansion slot through pulling operating portion; Thereby making revolving part drive support column outwards moves; Expansion board outwards moves and the disengaging expansion slot and drive, and removes the operator from and goes out this expansion board with hand-lifting, and is laborsaving and convenient.
Description of drawings
Combine embodiment that the present invention is further specified with reference to the accompanying drawings.
Fig. 1 is the preferred embodiments of expansion card fixer of the present invention and the three-dimensional exploded view that an expansion board and is provided with the circuit board of expansion slot.
Fig. 2 is the other direction view of Fig. 1.
Fig. 3 is the three-dimensional assembly diagram of the expansion card fixer among Fig. 1.
Fig. 4 is the installment state figure of Fig. 1.
Fig. 5 is the disassembly status figure of Fig. 4.
The main element symbol description
Draw-in groove 112
Clamping hole 240,382
Containing cavity 620
Fixture block 640
Revolving part 300
Inside surface 322
Outside surface 324
Protruding tongue 3272
Cam 370
Holding division 340
The first fixing end 520
The second fixing end 540
Embodiment
Please with reference to Fig. 1 and Fig. 2, the preferred embodiments of expansion card fixer of the present invention is used for an expansion board 200 is fixed in a circuit board 400.Set firmly an expansion slot 600 on this circuit board 400, this expansion slot 600 is offered the containing cavity 620 of always putting on the surface, and outwards is convexly equipped with some wedge shape fixture blocks 640 in a sidewall.This expansion board 200 comprises that a Plug Division 220 and is opened on the expansion board 200 and is positioned at the clamping hole 240 of 220 tops, Plug Division.This expansion card fixer comprises a support column 100, a revolving part 300 and an elastic component 500.In this embodiment, this circuit board 400 is the circuit board of a server, only shows the part of this circuit board 400 among the figure.
These support column 100 vertical fixing are in expansion board 200 contiguous clamping holes 240 places, and this support column 100 forms a guidance part 114 away from the terminal convergent of expansion board 200, and support column 100 is also in offering a draw-in groove 112 near guidance part 114 places.In this embodiment, this support column 100 generally is right cylinder, and it is fixed in expansion board 200 through SMT (Surface Mounted Technology, surface mounting technology) processing procedure.
This revolving part 300 comprises the substrate 320 that roughly is square, and a pivoted hole 326 is offered at the middle part of this substrate 320, and the internal diameter of this pivoted hole 326 is slightly larger than the external diameter of support column 100.The outside surface 324 of this substrate 320 is evenly offered three grooves 327 around pivoted hole 326, each groove 327 all is connected with pivoted hole 326, and the bottom surface of each groove 327 is close to pivoted hole 326 places and outwards is convexly equipped with a L shaped elastic tongue 3272.Two adjacent face place adjacent inner surface 322 of this substrate 320 are convexly equipped with a cam 370.This substrate 320 is in extending a plate 380 with cam 370 other the relative outside surfaces 324 of both ends of the surface intersection adjacent substrates 320 towards the opposite direction of cam 370; This web joint 380 is provided with an operating portion 360, one elasticity holding divisions 340 from these web joint 380 extensions away from an end of substrate 320.These web joint 380 adjacent substrates 320 places offer a clamping hole 382.This holding division 340 and substrate 320 almost parallels and be positioned at the homonymy of web joint 380.This holding division 340 comprises one by extended extension board in the side of web joint 380 342 and the grab 344 that outwards is bent to form by the free end of this extension board 342, and the outside surface of this grab 344 is provided with the guide surface of an arc.
In this embodiment, this elastic component 500 is a torsion spring, has the first fixing end 520 and the second fixing end 540, and the internal diameter of this torsion spring is slightly larger than the diameter of support column 100.
Please, during assembling, this elastic component 500 is sheathed on the support column 100, the first fixing end 520 of this elastic component 500 is inserted in the clamping hole 240 of expansion board 200 in the lump with reference to Fig. 3.With the inside surface 322 of the substrate 320 of revolving part 300 towards expansion board 200; Support column 100 is inserted in the pivoted hole 326; The guidance part 114 of this support column 100 pushes the protruding tongue 3272 in each groove 327 of substrate 320 of revolving part 300; Make each protruding tongue 3272 to the direction elastic deformation away from pivoted hole 326, support column 100 continues to push ahead, when the protruding tongue 3272 of the draw-in groove of support column 100 112 alignment terminal; Three protruding tongue 3272 elastic resets also are fastened in this draw-in groove 112; Thereby this revolving part 300 is articulated in support column 100, and the second fixing end 540 of elastic component 500 is fastened in the clamping hole 382 of revolving part 300, accomplishes the assembling of expansion card fixer.At this moment, elastic component 500 supports to vertical state with revolving part 300, and promptly web joint 380 is positioned at the top, and cam 370 is positioned at the below.
Please in the lump with reference to Fig. 4; Expansion board 200 was installed in 400 last times of circuit board, is pushed the operating portion 360 of revolving part 300, revolving part 300 is rotated to an angle by the first direction A shown in the arrow with hand; The Plug Division 220 of expansion board 200 is inserted accordingly in the containing cavity 620 of expansion slot 600; At this moment, the cam 370 of this revolving part 300 is positioned at the top of expansion slot 600 and lays respectively at the left and right sides of support column 100 with operating portion 360, and elastic deformations take place elastic component 500.Continuation is along first direction A press operating part 360; The grab 344 of holding division 340 slips over the outside surface of the fixture block 640 of expansion slot 600; Cross fixture block 640 up to holding division 340; Holding division 340 elastic resets of revolving part 300 make grab 344 be fastened in fixture block 640 bottoms of expansion slot 600, expansion board 200 installations.At this moment, elastic deformations take place and produce the power of upwards oppressing revolving part 300 in elastic component 500, make the fixture block 640 of grab 344 and expansion slot 600 of the holding division 340 of revolving part 300 fix more firm.
Please in the lump with reference to Fig. 5; Dismounting is outwards pulled out the holding division 340 of revolving part 300 during expansion board 200, make this holding division 340 along the lower surface of fixture block 640 to direction elastic deformation away from expansion slot 600; To grab 344 disengagings of holding division 340 and engaging of this fixture block 640; Pull the operating portion 360 of revolving part 300 again, make revolving part 300 press the second direction B rotation shown in the arrow, the cam 370 of this revolving part 300 is resisted against the upper surface of expansion slot 600; Thereby making substrate 320 drive support column 100 moves up; Move up and drive expansion board 200, thereby the Plug Division 220 of expansion board 200 is broken away from the containing cavity 620 of expansion slot 600, accomplish the dismounting of this expansion board 200.At this moment, elastic component 500 resets revolving part 300 is supported to vertical state.
Claims (9)
1. expansion card fixer; Be used for an expansion board is fixed in the expansion slot on the circuit board; This expansion card fixer comprise one be fixedly arranged on this expansion board support column and be articulated in the revolving part of this support column, this revolving part comprises a cam and an operating portion that lays respectively at these support column both sides, when the dismounting expansion board; Pull the operating portion of revolving part; Revolving part is rotated around support column, and cam rotation is resisted against the upper surface of expansion slot and support column is moved up, and then drives expansion board and move up and break away from this expansion slot.
2. expansion card fixer as claimed in claim 1 is characterized in that: a sidewall of this expansion slot outwards is convexly equipped with a fixture block, and this revolving part also comprises a grab, and when this expansion board was plugged in this expansion slot, this grab hook was in this fixture block.
3. expansion card fixer as claimed in claim 2; It is characterized in that: this revolving part also comprises a substrate, a holding division and a plate, and this substrate pivot sleeve is located on the support column, and this cam is positioned at a side of this substrate; This web joint is positioned at opposite side relative with this cam on the substrate; This holding division from a side of this web joint extend and with this cam homonymy, this operating position is in the side of this web joint away from cam, this grab is arranged at this holding division.
4. expansion card fixer as claimed in claim 3 is characterized in that: this holding division has elasticity, and it comprises an extension board, and this grab is bent to form by the free end of this extension board.
5. expansion card fixer as claimed in claim 3 is characterized in that: this support column is a right cylinder, offer on the substrate of this revolving part one this support column is passed pivoted hole.
6. expansion card fixer as claimed in claim 5 is characterized in that: an end of this support column is fixed in expansion board, and the other end is offered a draw-in groove, is provided with some elastic tongue that are placed in this draw-in groove around this pivoted hole.
7. expansion card fixer as claimed in claim 6 is characterized in that: this support column is fixed on this expansion board through surface mounting technology.
8. expansion card fixer as claimed in claim 3; It is characterized in that: this expansion card fixer comprises that also one is connected in the elastic component between this expansion board and this revolving part; When this expansion board broke away from this expansion slot, this elastic component forced this revolving part to be reset to web joint and expansion slot approximate vertical.
9. expansion card fixer as claimed in claim 8 is characterized in that: this revolving part is provided with a clamping hole, and this elastic component is a torsion spring, and it comprises first fixing end that is inserted in clamping hole and the second fixing end that is inserted in expansion board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010604485.7A CN102566698B (en) | 2010-12-24 | Expansion card fixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010604485.7A CN102566698B (en) | 2010-12-24 | Expansion card fixer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102566698A true CN102566698A (en) | 2012-07-11 |
| CN102566698B CN102566698B (en) | 2016-11-30 |
Family
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103885549A (en) * | 2012-12-19 | 2014-06-25 | 鸿富锦精密工业（深圳）有限公司 | Expansion card fixing device |
| CN110658893A (en) * | 2018-06-28 | 2020-01-07 | 鸿富锦精密工业(武汉)有限公司 | Fixing structure for filling support of expansion card |
| CN114860036A (en) * | 2021-01-20 | 2022-08-05 | 宇瞻科技股份有限公司 | Memory with reset type dismounting device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6261104B1 (en) * | 1999-08-16 | 2001-07-17 | Micron Electronics, Inc. | Riser card assembly and method for its installation |
| CN2643505Y (en) * | 2003-06-17 | 2004-09-22 | 蔡周旋 | Ear clip unit for electric connector |
| CN2715218Y (en) * | 2004-06-07 | 2005-08-03 | 鸿富锦精密工业（深圳）有限公司 | Expansion board fixer |
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6261104B1 (en) * | 1999-08-16 | 2001-07-17 | Micron Electronics, Inc. | Riser card assembly and method for its installation |
| CN2643505Y (en) * | 2003-06-17 | 2004-09-22 | 蔡周旋 | Ear clip unit for electric connector |
| CN2715218Y (en) * | 2004-06-07 | 2005-08-03 | 鸿富锦精密工业（深圳）有限公司 | Expansion board fixer |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103885549A (en) * | 2012-12-19 | 2014-06-25 | 鸿富锦精密工业（深圳）有限公司 | Expansion card fixing device |
| CN110658893A (en) * | 2018-06-28 | 2020-01-07 | 鸿富锦精密工业(武汉)有限公司 | Fixing structure for filling support of expansion card |
| CN114860036A (en) * | 2021-01-20 | 2022-08-05 | 宇瞻科技股份有限公司 | Memory with reset type dismounting device |
| CN114860036B (en) * | 2021-01-20 | 2023-06-06 | 宇瞻科技股份有限公司 | Memory with reset type dismounting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20160322 Address after: 518109 Guangdong province Shenzhen city Longhua District Dragon Road No. 83 wing group building 11 floor Applicant after: SCIENBIZIP CONSULTING (SHEN ZHEN) CO., LTD. Address before: 518109 Guangdong city of Shenzhen province Baoan District Longhua Town Industrial Zone tabulaeformis tenth East Ring Road No. 2 two Applicant before: Hongfujin Precise Industry (Shenzhen) Co., Ltd. Applicant before: Hon Hai Precision Industry Co., Ltd. |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Xu Wei Inventor after: Guo Hongbing Inventor after: Guo Shu Inventor after: Zhu Yuqin Inventor before: Zhang Junwei Inventor before: Hu Ruifeng Inventor before: Yu Mingda |
|
| COR | Change of bibliographic data | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20161020 Address after: 224000, Dagang Town in Jiangsu province Yancheng City salt District Road Applicant after: JIANGSU YUANHUA ?LIGHT CHEMICAL EQUIPMENT CO., LTD. Address before: 518109 Guangdong province Shenzhen city Longhua District Dragon Road No. 83 wing group building 11 floor Applicant before: SCIENBIZIP CONSULTING (SHEN ZHEN) CO., LTD. |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161130 Termination date: 20161224 |
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| CF01 | Termination of patent right due to non-payment of annual fee |