EP2546933A1 - Leiterplattenanschluss und Verfahren zum Anschließen einer Leiterplatte - Google Patents

Leiterplattenanschluss und Verfahren zum Anschließen einer Leiterplatte Download PDF

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Publication number
EP2546933A1
EP2546933A1 EP12176408A EP12176408A EP2546933A1 EP 2546933 A1 EP2546933 A1 EP 2546933A1 EP 12176408 A EP12176408 A EP 12176408A EP 12176408 A EP12176408 A EP 12176408A EP 2546933 A1 EP2546933 A1 EP 2546933A1
Authority
EP
European Patent Office
Prior art keywords
circuit board
cover
housing
board connector
locking
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.)
Withdrawn
Application number
EP12176408A
Other languages
English (en)
French (fr)
Inventor
Xiyong Tian
Lingchang Li
Yinong Liu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Mobile Communications AB
Original Assignee
Sony Mobile Communications AB
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from CN2011101987159A external-priority patent/CN102882069A/zh
Application filed by Sony Mobile Communications AB filed Critical Sony Mobile Communications AB
Publication of EP2546933A1 publication Critical patent/EP2546933A1/de
Withdrawn legal-status Critical Current

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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
    • H01R12/82—Coupling devices connected with low or zero insertion force
    • H01R12/85—Coupling devices connected with low or zero insertion force contact pressure producing means, contacts activated after insertion of printed circuits or like structures
    • H01R12/88—Coupling devices connected with low or zero insertion force contact pressure producing means, contacts activated after insertion of printed circuits or like structures acting manually by rotating or pivoting connector housing parts
    • 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
    • H01R13/46—Bases; Cases
    • H01R13/502—Bases; Cases composed of different pieces
    • H01R13/506—Bases; Cases composed of different pieces assembled by snap action of the parts

Definitions

  • the present invention relates to a circuit board connector, and in particular to a circuit board connector having a locking structure and a method for connecting a circuit board.
  • FPC flexible printed circuit
  • an existing mobile phone usually comprises a housing, a communication module, a man-machine interface and a power supply module, wherein the communication module is provided within the housing, and the man-machine interface usually includes a liquid crystal display screen, etc. arranged on the housing and electrically connected to the main circuit board via the FPC connector.
  • FIG. 1 is a schematic diagram showing the state where a FPC connector 100 and a FPC board of the prior art are not completely connected.
  • the FPC connector includes an insulated housing 101 and a cover 102, an accommodation space 100a being formed in the insulated housing 101, several terminals 103 being provided on the cover 102, and each of the terminals having a contact portion.
  • the FPC board (not shown) may be connected to the FPC connector through extending into the accommodation space, and the conductive pins 104 on the FPC board may correspond to the terminals 103 on the cover 102.
  • the cover 102 is of a hinge structure, with pivots being provided at the two sides and pivoted to the axis holes of the insulated housing 101, hence the cover 102 may be opened or closed relative to the insulated housing 101.
  • FIG. 2 is a schematic diagram showing the state where a FPC connector 100 and a FPC board of the prior art are completely connected. As shown in Fig. 2 , after an end of the FPC board extends into the accommodation space of the insulated housing 101, the cover 102 may be pivoted and closed relative to the insulated housing 101, so as to press against the FPC board, causing the conductive pins 104 on the FPC board to be in contact with the terminals 103 on the cover 102.
  • the FPC board of such a hinge structure needs to add a gasket or a film on the top to prevent hinge rebounding (i.e. not firmly locked).
  • the existence of the gasket or a film may lead to unreliable contact of the conductive pins and an issue of connection of the FPC, and such an issue of connection of the FPC is even worse especially in cases of abnormal use, such as drop of the devices.
  • the embodiments of the present invention provide a circuit board connector having a locking structure and a method for connecting circuit board, with the object being to realize reliable connection of the circuit board by locking firmly the circuit board connector.
  • a circuit board connector including:
  • the cover includes a left side wall and a right side wall opposite to each other and a top wall arranged between the left and right side walls, and pivots are arranged at the left and right side walls of the cover, pivot holes are arranged at the left and right side walls of the housing, and the cover is connected to the housing via the pivots and pivot holes.
  • the locking device includes:
  • the cover has ribs at the top wall.
  • one end of a contact pin has a convex structure.
  • the convex structure includes an arc convex or a semi-circular convex, and the size of the arc convex is different from that of the semi-circular convex.
  • the contact pins having the arc convex and the contact pins having the semi-circular convex are arranged in an alternating way.
  • the circuit board connector further includes:
  • a method for connecting a circuit board using the circuit board connector as stated above, the method for connecting including:
  • the method before the extending step, the method further includes:
  • the locking step includes: embedding a locking block of the locking device into the locking hole of the locking device, so as to lock the cover.
  • the closing step further includes: buckling the circuit board by the ribs on the cover.
  • the closing step further includes: fixing the circuit board by the guiding holes on the housing of the circuit board connector, in order to prevent the circuit board from moving.
  • the method for connecting further includes:
  • the unlocking step includes: pushing the cover, and the cover sliding along guiding slots arranged on the housing of the circuit board connector, such that the locking block of the locking device disengages from the locking hole of the locking device to unlock the cover.
  • circuit board connector having a locking structure, not only reliable connection of the circuit board can be realized without adding a gasket or a film, but also can lock firmly the circuit board, preventing the rebounding of the hinge of the connector.
  • portable radio communication apparatus includes all apparatuses such as mobile telephones, pagers, communicators, electronic organizers, personal digital assistants (PDAs), smartphones, portable communication devices or the like.
  • PDAs personal digital assistants
  • embodiments of the invention are described primarily in the context of a portable electronic device in the form of a mobile telephone (also referred to as "mobile phone").
  • a mobile telephone also referred to as "mobile phone”
  • the invention is not limited to the context of a mobile telephone and may relate to any type of appropriate electronic apparatus having the function of photographing and sound recording.
  • the circuit board connector may be a flexible printed circuit (FPC) board connector
  • the circuit board may be a flexible printed circuit (FPC) board, but they are not limited thereto, and other circuit board connectors may be applicable in particular implementations.
  • FPC flexible printed circuit
  • the following description is given taking an FPC connector as an example.
  • Fig. 3 is a schematic diagram of the circuit board connector 300 of an embodiment of the present invention when the cover is opened.
  • the circuit board connector includes: a housing 301, a cover 302 and a locking device 303.
  • the housing 301 includes a left side wall 301L and a right side wall 301R opposite to each other and a bottom wall arranged between the left and right side walls, the bottom wall 301B being provided with a plurality of contact pins 304 (only schematically shown in the figure), and the left and right side walls and the bottom wall forming an accommodation space 305 for accommodating the circuit board.
  • One 302-1 end of the cover 302 is connected to the housing 301, so that the cover 302 may be opened or closed relative to the housing 301.
  • the locking device 303 is arranged on the housing 301 and the cover 302, the locking device 303 locks the cover 302 when the cover 302 is closed.
  • the housing 301 may be an insulated housing
  • the cover 302 may be a metal cover.
  • Fig. 4 is schematic diagram of the circuit board connector 300 of an embodiment of the present invention when the cover is closed
  • Fig. 5 is a perspective exploded view of the circuit board connector of an embodiment of the present invention.
  • the cover 302 may be locked by the locking device 303.
  • the circuit board connector 300 can lock firmly the circuit board, preventing the rebounding of the hinge of the connector.
  • the cover 302 may include a left side wall 302L and a right side wall 302R opposite to each other and a top wall 302T arranged between the left and right side walls. Pivots, which are described further below, are arranged at one end of the left and right side walls of the cover 302, pivot holes are arranged at the left and right side walls of the housing 301, and the cover 302 is connected to the housing 301 via the pivots and pivot holes, which form a hinge-type structure.
  • Fig. 6 is a schematic diagram of the cover 302 of an embodiment of the present invention.
  • a top wall 603 (designated 302T in Fig. 5 ) is arranged between the left side wall 601 and right side wall 602 of the cover 302.
  • One end of the left side wall 601 and one end of the right side wall 602 is provided with a pivot 604 and pivot 605, respectively.
  • ribs 606 may be provided on the top wall 603.
  • a plurality of ribs 606 may be provided at the outer side of the top wall 603, thereby facilitating a user to push the cover 302; and a plurality of ribs (not shown) may be provided at the inner side of the top wall 603, thereby increasing the contacting force with the circuit board, preventing the circuit board from being disengaged.
  • Fig. 7 is a schematic diagram of the housing 301 of an embodiment of the present invention.
  • a bottom wall 703 (designated 301B in Fig. 5 ) is arranged between the left side wall 701 (designated 301L in Fig. 3 ) and right side wall 702 (designated 301R in Fig. 3 ) of the housing 301.
  • One end of the left side wall 701 and one end of the right side wall 702 is provided with a pivot hole (see the pivot hole 704 in Fig. 7 , and the other pivot hole is not shown in Fig. 7 ), respectively.
  • a plurality of bottom slots 705 (only schematically shown) on the bottom wall 703 which are used for arranging the contact pins 304.
  • a guiding hole (recess) 706 may be arranged on the left side wall 701 of the housing 301, and a guiding hole (recess) 707 may be arranged on the right side wall 702 of the housing 301.
  • the circuit board may be fixed via the guiding holes 706 and 707, so as to prevent the circuit board from moving.
  • the locking device 303 may include a locking hole and a locking block. As shown in Fig. 6 , the locking hole 607 may be arranged at an end of the cover 302 opposite to the pivot 605 and positioned on the right side wall 602 of the cover 302; and the other locking hole (not shown) may be arranged at another end of the cover 302 opposite to the pivot 604 and positioned on the left side wall 601 of the cover 302.
  • the locking block 709 may be arranged at an end of the housing 301 opposite to the pivot hole 704 and positioned on the right side wall 702 of the housing 301; and the locking block 708 may be arranged at an end of the housing 301 opposite to another pivot hole (not shown) and positioned on the left side wall 701 of the housing 301.
  • the circuit board extends into the accommodation space 305 of the circuit board connector 300, and after the cover 302 is closed, the locking block of the housing 301 is embedded into the locking hole of the cover 302, thus locking the cover 302.
  • the locking device is described above taking a locking block and a locking hole as an example. However, it is not limited thereto, an existing hinge lock, etc. may be used, and a particular structure may be determined as actually demanded.
  • one end of the contact pins 304 may be of a convex structure.
  • the convex structure may include an arc convex shape or a semi-circular convex shape, and the size of the arc convex shape being different from that of the semi-circular convex shape.
  • Figs. 8A and 8B are schematic diagrams of contact pins of an embodiment of the present invention.
  • the contact pins may comprise, respectively, a contact pin 801 and a contact pin 802 with different shapes; wherein one end of the contact pin 801 has an arc convex shape, and the contact pin 802 has a semi-circular convex shape.
  • the contact pins having the arc convex shape portion and the contact pins having the semi-circular convex shape portion may be arranged in an alternating way.
  • Fig. 9 is a cross sectional view of the contact pins of an embodiment of the present invention having an arc convex shape portion
  • Fig. 10 is a cross sectional view of the contact pins of an embodiment of the present invention having a semi-circular convex shape portion.
  • the contact pins 801 having the arc convex shape and the contact pins 802 having the semi-circular convex shape are arranged in an alternating way in the circuit board connector 300.
  • the contact pins 801 having the arc convex are arranged from the right to the left, and the contact pins 802 having the semi-circular convex are arranged from the left to the right.
  • the circuit board may further be buckled by the convexes. Furthermore, the force for buckling the circuit board may be further strengthened since the contact pins having the arc convex shape and the contact pins having the semi-circular convex shape are arranged in an alternating way.
  • the circuit board connector may further include guiding slots.
  • the guiding slots are arranged on the left and right side walls of the housing 301 and in communication with the pivot holes.
  • the cover 302 may be slidable along the guiding slots via the pivots.
  • Fig. 11 is another schematic diagram of the housing of an embodiment of the present invention.
  • the housing 301 of the circuit board connector may further include a guiding slot 1101 in communication with the pivot hole 704 and another guiding hole (not shown) in communication with another pivot hole.
  • the pivot 605 of the cover 302 may be embedded into (inserted or within) the guiding slot 1101, the pivot hole 604 may be embedded into (inserted or within) the other guiding slot, and the cover 302 may be slidable along these two guiding slots via the pivots 604 and 605.
  • the cover 302 may be flat pushed via the guiding slots after it is closed.
  • the sliding of the cover 302 along the guiding slots via the pivots may cause the locking block to be disengaged from the locking hole, thereby unlocking the cover 302.
  • the cover 302 may be opened to eject the circuit board.
  • Fig. 12 is a flowchart of the method for connecting of an embodiment of the present invention. As shown in Fig. 12 , the method for connecting includes:
  • Fig. 13 is another flowchart of the method for connecting of an embodiment of the present invention. As shown in Fig. 13 , the method for connecting includes:
  • the method for connecting further includes:
  • step 1303 may specifically include: embedding a locking block of the locking device into the locking hole of the locking device, so as to lock the cover.
  • step 1302 may further include: buckling the circuit board by the ribs on the cover.
  • step 1302 may further include: fixing the circuit board by the guiding holes on the housing of the circuit board connector, so as to prevent the circuit board from moving.
  • the method for connecting may further include:
  • step 1304 may include: pushing the cover, and the cover sliding along guiding slots arranged on the housing of the circuit board connector, such that the locking block of the locking device disengages from the locking hole of the locking device to unlock the cover.
  • logic and/or steps shown in the flowcharts or described in other manners here may be, for example, understood as a sequencing list of executable instructions for realizing logic functions, which may be implemented in any computer readable medium, for use by an instruction executing system, device or apparatus (such as a system including a computer, a system including a processor, or other systems capable of extracting instructions from an instruction executing system, device or apparatus and executing the instructions), or for use in combination with the instruction executing system, device or apparatus.
EP12176408A 2011-07-15 2012-07-13 Leiterplattenanschluss und Verfahren zum Anschließen einer Leiterplatte Withdrawn EP2546933A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2011101987159A CN102882069A (zh) 2011-07-15 2011-07-15 电路板连接器及电路板的连接方法
US13/546,499 US8992246B2 (en) 2011-07-15 2012-07-11 Circuit board connector and method for connecting circuit board

Publications (1)

Publication Number Publication Date
EP2546933A1 true EP2546933A1 (de) 2013-01-16

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ID=46514191

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12176408A Withdrawn EP2546933A1 (de) 2011-07-15 2012-07-13 Leiterplattenanschluss und Verfahren zum Anschließen einer Leiterplatte

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EP (1) EP2546933A1 (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2668216C1 (ru) * 2015-02-16 2018-09-27 Шэньчжэнь Чайна Стар Оптоэлектроникс Текнолоджи Ко., Лтд. Соединитель для плоского ленточного кабеля, модуль прямой подсветки и устройство для монтажа кабелей
KR20210146814A (ko) * 2020-05-27 2021-12-06 애플 인크. 밀폐형 가요성 인쇄 회로 커넥터
TWI796101B (zh) * 2021-03-31 2023-03-11 大陸商東莞立德精密工業有限公司 電連接器

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6431887B1 (en) * 2000-05-31 2002-08-13 Tyco Electronics Corporation Electrical connector assembly with an EMI shielded plug and grounding latch member
US20060292910A1 (en) * 2005-06-23 2006-12-28 Shih-An Lee Connector for flexible printed circuit board
US20070298628A1 (en) * 2006-06-21 2007-12-27 Ddk Ltd. Connector
US20080286999A1 (en) * 2007-05-15 2008-11-20 Au Optronics Corp. Connector

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6431887B1 (en) * 2000-05-31 2002-08-13 Tyco Electronics Corporation Electrical connector assembly with an EMI shielded plug and grounding latch member
US20060292910A1 (en) * 2005-06-23 2006-12-28 Shih-An Lee Connector for flexible printed circuit board
US20070298628A1 (en) * 2006-06-21 2007-12-27 Ddk Ltd. Connector
US20080286999A1 (en) * 2007-05-15 2008-11-20 Au Optronics Corp. Connector

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2668216C1 (ru) * 2015-02-16 2018-09-27 Шэньчжэнь Чайна Стар Оптоэлектроникс Текнолоджи Ко., Лтд. Соединитель для плоского ленточного кабеля, модуль прямой подсветки и устройство для монтажа кабелей
KR20210146814A (ko) * 2020-05-27 2021-12-06 애플 인크. 밀폐형 가요성 인쇄 회로 커넥터
TWI796101B (zh) * 2021-03-31 2023-03-11 大陸商東莞立德精密工業有限公司 電連接器

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