WO2018086170A1 - Memory card fixing apparatus - Google Patents
Memory card fixing apparatus Download PDFInfo
- Publication number
- WO2018086170A1 WO2018086170A1 PCT/CN2016/108178 CN2016108178W WO2018086170A1 WO 2018086170 A1 WO2018086170 A1 WO 2018086170A1 CN 2016108178 W CN2016108178 W CN 2016108178W WO 2018086170 A1 WO2018086170 A1 WO 2018086170A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- circuit board
- main circuit
- memory card
- connector
- bottom plate
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/71—Coupling devices for rigid printing circuits or like structures
- H01R12/72—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures
- H01R12/73—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures connecting to other rigid printed circuits or like structures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/621—Bolt, set screw or screw clamp
Definitions
- the present invention relates to a fixing device, and more particularly to a memory card fixing device.
- An expansion card for an electronic product (a memory card used to expand the capacity of a storage product) is a device for increasing the performance or expanding functionality of an electronic product.
- the types and types of various expansion cards have also increased due to the variety of electronic products.
- an expansion card of this type is generally referred to as a daughter card.
- the main circuit board of the daughter card device is provided with a card edge connector for providing plugging of various modular daughter cards.
- the terminals disposed on the side edges of the respective daughter cards electrically contact the conductive terminals of the respective card edge connectors to achieve electrical conduction between the daughter cards and the main circuit. Then, simply plugging the terminal on the side edge of the daughter card with the card edge connector does not ensure a reliable connection between the daughter card and the card edge connector.
- the daughter card is easy to loose, or even off the card. Edge connector; resulting in poor stability of electronic products.
- the connector 1a includes an insulative housing 10a, a plurality of terminals 11a and two metal guards 12a.
- the insulative housing 10a The main frame 13a and the left and right side frames 14a are provided with a slot 15a along the length direction for the daughter card to be inserted between the two side frames 14a.
- the terminals 11a are disposed at the side.
- the two metal protection bars 14a have a holding portion 16a for engaging the insulating body.
- the above-described known daughter card fixing device cannot realize the connection of a plurality of daughter cards to the main circuit board. And need to be improved. Therefore, the connection strength between the existing memory card and the main circuit board is improved, thereby increasing the stability of the electronic product; realizing the connection between the plurality of memory cards and the main circuit board, and increasing the storage capacity of the electronic product; Reality technical problem.
- a primary object of the present invention is to provide a memory card securing device that enables a reliable electrical connection between a memory card and an inter-board connector. At the same time, it is necessary to provide a memory card fixing structure, which can realize reliable connection of multiple memory cards to the main circuit board.
- the components of the present invention include a memory card, a main circuit board, a backplane, a corner code, an adjustment post, a connector and a stud, and a nut.
- the main circuit board and the bottom plate are electrically connected to each other through the gold fingers on the main circuit board, and the bottom plate and the main circuit board are fixed in the up and down direction and the front and rear directions by two corner codes, and the same angle passes through two corner codes and gold.
- the finger and the connector realize the left and right direction control of the bottom plate and the main circuit board.
- the memory card and the bottom plate are electrically connected by a connector male body mounted on the memory card and a connector female body mounted on the bottom plate, and the electrical connection between the memory card and the main circuit board is realized by the bottom plate.
- the positioning hole of the memory card and the positioning hole of the main circuit board are fixed by studs and nuts, and are fixed in two directions of front, rear, left and right, and the relative height is adjusted between the memory card and the main circuit board and between the memory cards through the adjusting column.
- the adjustment column is a hollow cylinder, and the stud is inserted through the adjustment column.
- the memory card is fixed, and the connection between the plurality of memory cards and the main circuit board can be realized in a small space, and the processing capability of the main circuit board is also expanded.
- FIG. 1 is a perspective view of a known electronic card connector.
- FIG. 2 is a schematic diagram of fixing a main circuit board and a bottom plate.
- 3 is a schematic view showing the fixing of the memory card and the bottom plate.
- 4 is a schematic view showing a state of use of a memory card fixing device according to an embodiment of the present invention.
- FIG. 2 a schematic diagram of fixing the main circuit board and the bottom board.
- the main circuit board 10 is electrically connected to the bottom plate 20 through its own gold finger insertion connector 201; the bottom plate 20 is fixed to the edge of the main circuit board 10 by two corner codes 30, and the corner code 30 is fixed by the stud 40 and the nut 50.
- the main circuit board 10 and the bottom board 20 are fixed in the upper and lower directions of the bottom board 20 and the main circuit board 10, and the left and right directions are fixed by the corner code 30 and the connector 201, thereby completing the main circuit.
- the plate 10 is fixed to the bottom plate 20.
- the corner code 30 is made of a relatively hard material.
- FIG. 3 a schematic diagram of fixing a memory card and a bottom plate.
- the connector male connector 602 is fixed on the memory card 60
- the connector female connector 202 is fixed on the bottom plate 20
- the connector male connector 602 is inserted into the connector female connector 202.
- the electrical connection between the memory card 60 and the bottom plate 20 is realized.
- the card 60 is electrically connected to the main circuit board 10 through the bottom plate 20.
- the fixing hole 601 located on the memory card 60 and the fixing hole 101 on the main circuit board fix the front and rear direction of the memory card 60 via the stud 40 and the nut 50; meanwhile, the connector male 601 and the connector female 20 2 to achieve the fixation in the left and right direction.
- the memory card 60 is fixed to the main circuit board 10 and the memory card 60 by the adjustment column 70.
- the adjustment column 70 is a hollow cylinder, the cymbal 40 is fixed, and the stud 40 passes through the adjustment column 70.
- the height of the adjustment post 70 between the memory card 60 and the main circuit board 10 is equal to the height between the memory card 60 and the main circuit board 10; the height of the adjustment post 70 between the memory cards 60 is equal to the height between the memory cards 60, This achieves the fixing of the upward direction of the memory card.
- FIG. 4 a schematic diagram of a use state of a memory card fixing device according to an embodiment of the present invention is shown.
- each memory card can be stably connected and electrically connected to the circuit board in the above manner; that is, multiple memory cards are stably connected and electrically connected to the circuit board.
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610988050 | 2016-11-10 | ||
CN201610988050.4 | 2016-11-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2018086170A1 true WO2018086170A1 (en) | 2018-05-17 |
Family
ID=62109000
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2016/108178 WO2018086170A1 (en) | 2016-11-10 | 2016-12-01 | Memory card fixing apparatus |
Country Status (1)
Country | Link |
---|---|
WO (1) | WO2018086170A1 (en) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5176523A (en) * | 1991-08-09 | 1993-01-05 | Foxconn International, Inc. | Stackable memory card connector |
CN101593885A (en) * | 2008-05-29 | 2009-12-02 | Smk株式会社 | Connector for memory card |
CN102217825A (en) * | 2010-04-16 | 2011-10-19 | 金士顿科技股份有限公司 | Multi-standard flash-memory card carrier |
CN202042184U (en) * | 2011-04-19 | 2011-11-16 | 苏州捷泰科信息技术有限公司 | Storage card device |
-
2016
- 2016-12-01 WO PCT/CN2016/108178 patent/WO2018086170A1/en active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5176523A (en) * | 1991-08-09 | 1993-01-05 | Foxconn International, Inc. | Stackable memory card connector |
CN101593885A (en) * | 2008-05-29 | 2009-12-02 | Smk株式会社 | Connector for memory card |
CN102217825A (en) * | 2010-04-16 | 2011-10-19 | 金士顿科技股份有限公司 | Multi-standard flash-memory card carrier |
CN202042184U (en) * | 2011-04-19 | 2011-11-16 | 苏州捷泰科信息技术有限公司 | Storage card device |
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