CN201583865U - Connecting and fixing structure of additional printed circuit board - Google Patents
Connecting and fixing structure of additional printed circuit board Download PDFInfo
- Publication number
- CN201583865U CN201583865U CN2009202862110U CN200920286211U CN201583865U CN 201583865 U CN201583865 U CN 201583865U CN 2009202862110 U CN2009202862110 U CN 2009202862110U CN 200920286211 U CN200920286211 U CN 200920286211U CN 201583865 U CN201583865 U CN 201583865U
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- China
- Prior art keywords
- mentioned
- pwb
- wiring board
- pallet
- expansion
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- 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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- Mounting Of Printed Circuit Boards And The Like (AREA)
Abstract
The utility model discloses a connecting and fixing structure of an additional printed circuit board, which comprises a tray, a plurality of positioning hole columns, a plurality of expansion board connectors, a plurality of brackets, a plurality of expansion cards, a plurality of positioning columns and a plurality of screws; the additional printed circuit board is mounted on the tray, and concave holes are formed at the bottom of two sides of the tray; the positioning hole columns are mounted at the bottom of the additional printed circuit board respectively and penetrate a hollow part at the bottom of the tray, and positioning holes are formed at the bottom of the positioning hole columns; the expansion board connectors are mounted at the bottom of the additional printed circuit board respectively and penetrate the hollow part at the bottom of the tray; the brackets are fixed on a main board respectively; the expansion cards are arranged on one side of the bracket respectively, and the expansion cards correspond to the expansion board connectors in position respectively; the positioning columns are arranged on the other side of the bracket respectively, and the positioning columns correspond to the positioning hole columns in position respectively; and the screws are convexly arranged on two inner sides of a case chassis respectively, and a concave hole is formed on each screw.
Description
[technical field]
The utility model is meant a kind of structure that is connected and fixed of extra printed-wiring board (PWB) especially about a kind of structure that is connected and fixed.
[background technology]
Present computer server, with product structure, the degree of depth of product must meet certain regulation, and under this regulation, mainboard is limited, limited space.What must meet client's product specification in the layout in limited effective utilization of space do and mechanism space again must ask and satisfy DFM, DFA, and the demand of DFS is a challenge to the mechanism design slip-stick artist usually.
Prior art is to being connected and fixed between extra printed-wiring board (PWB) and the mainboard, usually adopt cable to connect, sometimes in response to connecting different signals, must remove to connect extra printed-wiring board (PWB) and mainboard by two to three cables, so not only cause the difficulty of assembling and dismounting, also can cause simultaneously the problem of cable route, the influence of electromagnetic interference (EMI) is arranged even, simultaneously very expensive the and difficult coupling of buying of special cables price.
In view of this, be necessary to provide a kind of structure that is connected and fixed of extra printed-wiring board (PWB) in fact, utilize this structure, make conveniently, the problem that avoided simultaneously using that cable produced costs an arm and a leg, be difficult for buying, route is difficult for arranging, producing electromagnetic interference (EMI) to the dismounting of extra printed-wiring board (PWB).
[summary of the invention]
Therefore, the purpose of this utility model is to provide a kind of structure that is connected and fixed of extra printed-wiring board (PWB), utilize this structure, make conveniently, the problem that avoided simultaneously using that cable produced costs an arm and a leg, be difficult for buying, route is difficult for arranging, producing electromagnetic interference (EMI) to the dismounting of extra printed-wiring board (PWB).
For reaching above-mentioned purpose, extra printed-wiring board (PWB) of the present utility model be connected and fixed structure, be used for that extra printed-wiring board (PWB) is connected and fixed on mainboard and fix the cabinet chassis of this mainboard, this structure comprises:
One pallet is installed above-mentioned extra printed-wiring board (PWB) on it, the base section hollow out of this pallet, and two side bottoms of this pallet are provided with shrinkage pool;
Several positioning hole collumns, the bottom openwork part that it is installed on above-mentioned extra printed-wiring board (PWB) bottom respectively and passes above-mentioned pallet, respectively this positioning hole collumn bottom offers a pilot hole;
Several expansion board connectors, the bottom openwork part that it is installed on above-mentioned extra printed-wiring board (PWB) bottom respectively and passes above-mentioned pallet;
Several carriages, it is individually fixed on the mainboard;
Several expansion cards, it is located at an above-mentioned carriage one side respectively, and respectively this expansion card is corresponding with an above-mentioned expansion board connector position respectively;
Several reference columns, it is located at above-mentioned carriage opposite side respectively, and respectively this reference column is corresponding with an above-mentioned positioning hole collumn position respectively;
Several screws, it is convexly set in respectively on two medial surfaces on this cabinet chassis, has respectively set up an above-mentioned shrinkage pool on this screw respectively.
Compared to prior art, utilize the structure that is connected and fixed of extra printed-wiring board (PWB) of the present utility model, utilize this structure, owing to adopt the guiding contraposition of positioning hole collumn and reference column, make the correct contraposition of expansion board connector and expansion card and non-migration, reach the signal transmission between extra outer printed-wiring board (PWB) and mainboard, the problem that avoided using that cable produced costs an arm and a leg, be difficult for buying, route is difficult for arranging, produce electromagnetic interference (EMI), simultaneously, it is convenient to the dismounting of extra printed-wiring board (PWB) to adopt this structure to make.
For the purpose of this utility model, structural attitude and function thereof are had further understanding, conjunction with figs. is described in detail as follows now:
[description of drawings]
Fig. 1 illustrates the part exploded view that is connected and fixed structure one preferred embodiment of extra printed-wiring board (PWB) of the present utility model.
Fig. 2 illustrates the part assembly drawing that is connected and fixed structure one preferred embodiment of extra printed-wiring board (PWB) of the present utility model.
Fig. 3 illustrates the assembling pre-structure figure that is connected and fixed structure one preferred embodiment of extra printed-wiring board (PWB) of the present utility model.
Fig. 4 illustrates structural drawing after the assembling that is connected and fixed structure one preferred embodiment of extra printed-wiring board (PWB) of the present utility model.
[embodiment]
See also Fig. 1, Fig. 2, Fig. 3, Fig. 4, it illustrates structural drawing after the assembling that is connected and fixed structure one preferred embodiment that is connected and fixed the assembling pre-structure figure of structure one preferred embodiment, extra printed-wiring board (PWB) of the present utility model of the part assembly drawing that is connected and fixed structure one preferred embodiment of the part exploded view that is connected and fixed structure one preferred embodiment of extra printed-wiring board (PWB) of the present utility model, extra printed-wiring board (PWB) of the present utility model, extra printed-wiring board (PWB) of the present utility model respectively.
Extra printed-wiring board (PWB) of the present utility model be connected and fixed structure, be used for that extra printed-wiring board (PWB) 1 is connected and fixed on mainboard 2 and fix the cabinet chassis 3 of this mainboard 2, in present embodiment, this structure comprises:
One pallet 4 is installed above-mentioned extra printed-wiring board (PWB) 1 on it, the base section hollow out of this pallet 4, and two side bottoms of this pallet 4 are provided with shrinkage pool 40;
Four positioning hole collumns 10, the bottom openwork part that it is installed on above-mentioned extra printed-wiring board (PWB) 1 bottom respectively and passes above-mentioned pallet 4, respectively these positioning hole collumn 10 bottoms offer a pilot hole 11;
Two expansion board connectors 12, the bottom openwork part that it is installed on above-mentioned extra printed-wiring board (PWB) 1 bottom respectively and passes above-mentioned pallet 4;
Two carriages 20, it is individually fixed on the mainboard 2;
Two expansion cards 21, it is located at an above-mentioned carriage 20 1 sides respectively, and respectively this expansion card 21 is corresponding with an above-mentioned expansion board connector 12 positions respectively;
Four reference columns 22, it is located at above-mentioned carriage 20 opposite sides respectively, and respectively this reference column 22 is corresponding with an above-mentioned positioning hole collumn 10 positions respectively;
Four screws 30, it is convexly set in respectively on two medial surfaces on this cabinet chassis 3, has respectively set up an above-mentioned shrinkage pool 40 on this screw 30 respectively.
Utilize the structure that is connected and fixed of this extra printed-wiring board (PWB), when using, owing to adopt the guiding contraposition of positioning hole collumn 10 and reference column 22, make expansion board connector 12 with expansion card 21 correct contrapositions and non-migration, reach the signal transmission of 2 of extra outer printed-wiring board (PWB) 1 and mainboards, the problem that avoided using that cable produced costs an arm and a leg, be difficult for buying, route is difficult for arranging, producing electromagnetic interference (EMI), simultaneously, it is to the dismounting of extra printed-wiring board (PWB) 1 convenient to adopt this structure to make.
Claims (1)
- An extra printed-wiring board (PWB) be connected and fixed structure, be used for that extra printed-wiring board (PWB) is connected and fixed on mainboard and fix the cabinet chassis of this mainboard, it is characterized in that this structure comprises:One pallet is installed above-mentioned extra printed-wiring board (PWB) on it, the base section hollow out of this pallet, and two side bottoms of this pallet are provided with shrinkage pool;Several positioning hole collumns, the bottom openwork part that it is installed on above-mentioned extra printed-wiring board (PWB) bottom respectively and passes above-mentioned pallet, respectively this positioning hole collumn bottom offers a pilot hole;Several expansion board connectors, the bottom openwork part that it is installed on above-mentioned extra printed-wiring board (PWB) bottom respectively and passes above-mentioned pallet;Several carriages, it is individually fixed on the mainboard;Several expansion cards, it is located at an above-mentioned carriage one side respectively, and respectively this expansion card is corresponding with an above-mentioned expansion board connector position respectively;Several reference columns, it is located at above-mentioned carriage opposite side respectively, and respectively this reference column is corresponding with an above-mentioned positioning hole collumn position respectively;Several screws, it is convexly set in respectively on two medial surfaces on this cabinet chassis, has respectively set up an above-mentioned shrinkage pool on this screw respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202862110U CN201583865U (en) | 2009-12-24 | 2009-12-24 | Connecting and fixing structure of additional printed circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202862110U CN201583865U (en) | 2009-12-24 | 2009-12-24 | Connecting and fixing structure of additional printed circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201583865U true CN201583865U (en) | 2010-09-15 |
Family
ID=42725872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202862110U Expired - Fee Related CN201583865U (en) | 2009-12-24 | 2009-12-24 | Connecting and fixing structure of additional printed circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201583865U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103092276A (en) * | 2013-01-30 | 2013-05-08 | 山东超越数控电子有限公司 | Reinforced computer mainboard module |
-
2009
- 2009-12-24 CN CN2009202862110U patent/CN201583865U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103092276A (en) * | 2013-01-30 | 2013-05-08 | 山东超越数控电子有限公司 | Reinforced computer mainboard module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20100915 Termination date: 20111224 |