KR20000001174A - Structure of flexible printed circuit board in cellular phone - Google Patents

Structure of flexible printed circuit board in cellular phone Download PDF

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Publication number
KR20000001174A
KR20000001174A KR1019980021294A KR19980021294A KR20000001174A KR 20000001174 A KR20000001174 A KR 20000001174A KR 1019980021294 A KR1019980021294 A KR 1019980021294A KR 19980021294 A KR19980021294 A KR 19980021294A KR 20000001174 A KR20000001174 A KR 20000001174A
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KR
South Korea
Prior art keywords
printed circuit
circuit board
shield case
flexible pcb
speaker
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Application number
KR1019980021294A
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Korean (ko)
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KR100264827B1 (en
Inventor
송철웅
이성동
Original Assignee
김영환
현대전자산업 주식회사
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Priority to KR1019980021294A priority Critical patent/KR100264827B1/en
Publication of KR20000001174A publication Critical patent/KR20000001174A/en
Application granted granted Critical
Publication of KR100264827B1 publication Critical patent/KR100264827B1/en

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/026—Details of the structure or mounting of specific components
    • H04M1/0277—Details of the structure or mounting of specific components for a printed circuit board assembly
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/026—Details of the structure or mounting of specific components
    • H04M1/0266—Details of the structure or mounting of specific components for a display module assembly
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/026—Details of the structure or mounting of specific components
    • H04M1/0274—Details of the structure or mounting of specific components for an electrical connector module

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)

Abstract

PURPOSE: A structure of flexible printed circuit board is provided to improve the productivity by reducing number of processes. CONSTITUTION: In the structure, a bell, a speaker(30), a liquid crystal display(31) are installed in one body(41) of a flexible printed circuit board(40). A connector(42) is formed in the middle of body(41), and is inserted into a connection portion(51) which is extruded on a printed circuit board(50). Also, an insertion slot(52) is formed on the printed circuit board(50). A shield case(60) comprises a lower shield case(61) and an upper shield case(62). A fixing protrusion(611) is extruded on the lower shield case(61) which supports the printed circuit board(50). The fixing protrusion(611) is inserted into a fixing slot(621) at a side of the upper shield case(62). A inserting protrusion(622) for fixing the speaker(30) is formed on the upper shield case(62).

Description

휴대용 전화기의 플렉시블 피씨비 구조Flexible PCB Structure of a Mobile Phone

본 발명은 휴대용 전화기의 인쇄회로기판에 관한 것으로, 특히 모든 부품을 제어 및 통제하는 인쇄회로기판의 플렉시블 PCB에 관한 것이다.The present invention relates to a printed circuit board of a mobile phone, and more particularly to a flexible PCB of a printed circuit board for controlling and controlling all components.

일반적으로 휴대용 전화기는 전화기를 소형으로 제작하여 연결선없이 휴대하면서 사용할 수 있도록 한 기기이다.In general, a portable telephone is a device that is designed to be small and can be used while carrying without a connection line.

이러한 휴대용 전화기는 도 1에 도시된 바와 같이 내부에 각종 전장품이 장착되는 하우징(10)이 구성되고, 상기 하우징(10)의 전면부에 위치하고 사용자의 누름에 의해서통화가 이루어질 수 있도록 수 개의 누름버튼이 구비되는 다이얼링부(11)가 구성되며, 상기 다이얼링부(11)의 전면부를 사용자의 회전조작에 의해거 개폐시킬 수 있도록 하우징(10)의 하부 양측에 힌지 결합되는 커버(12)가 구성되고, 상기 커버(12)의 회전조작에 의해서 개폐되는 다이얼링부(11)의 버튼 누름에 의한 신호가 사용자가 볼 수 있도록 표시해주는 디스플레이부(13)가 구성되며, 상기 디스플레이부(13)의 상부측 및 커버(12)에 형성되며 상대방과 통화를 할 수 있도록 한 송수화부(14)가 구성되고, 상기 송수화부(14)가 구비된 하우징(10) 내부로 전원을 공급해줄 수 있도록 전기를 충전시켜 하우징(10)의 배면에 착탈식으로 장착되는 밧데리팩(15)으로 구성된다.Such a portable telephone has a housing 10 in which various electric appliances are mounted therein as shown in FIG. 1, and is located on the front of the housing 10 so that several push buttons can be made by a user's push. The dialing part 11 is provided, the cover 12 is hinged to both sides of the lower side of the housing 10 so that the front part of the dialing part 11 can be opened or closed by a rotation operation of the user. The display unit 13 is configured to display a signal by a button press of the dialing unit 11 that is opened and closed by a rotation operation of the cover 12 so that the user can see the upper side of the display unit 13. And a handset 14 formed on the cover 12 to communicate with the other party, and charging electricity to supply power to the housing 10 provided with the handset 14. It consists of a battery pack 15 which is detachably mounted on the rear surface of the housing 10.

이러한 종래의 인쇄회로기판(20) 조립구조는 생산라인에서 인쇄회로기판(20)의 일측에 스피커(30)가 라인으로 연결되고 단부는 납땜으로 결합되며, 하부 일측에 벨이 라인으로 연결되며, 상부 스피커(30)의 하부에 L.C.D(Liquid Crystal Display)(31)가 안착되고, 이상에서와 같이 인쇄회로기판(20)에 연결되는 모든 부품이 라인으로 연결되어 조립된다.The assembly structure of the conventional printed circuit board 20 is a speaker 30 is connected to a line on one side of the printed circuit board 20 in the production line, the end is coupled by soldering, the bell is connected to the line on the lower side, An LCD (Liquid Crystal Display) 31 is seated on the lower part of the upper speaker 30, and all the parts connected to the printed circuit board 20 are assembled by connecting a line as described above.

따라서 인쇄회로기판에 연결된 모든 부품은 라인으로 연결되어 인쇄회로기판의 제어 및 통제로 인하여 동작하게 된다.Therefore, all parts connected to the printed circuit board are connected by a line and operate by controlling and controlling the printed circuit board.

그런데 상기와 같은 종래의 휴대용 전화기의 인쇄회로기판 구조는 많은 부품이 인쇄회로기판과 라인으로 연결되어 있어서, 구조가 복잡하고 작업공수의 증가로 생산성이 저하될 뿐만아니라 원가상승의 원인이 되는 문제점이 있었다.However, the conventional printed circuit board structure of the mobile phone has many components connected to the printed circuit board and the line, and the structure is complicated and the productivity is not only reduced due to the increase of the labor, but also causes the cost increase. there was.

본 발명은 상술한 바와같은 종래의 제반 결함을 감안하여 이루어진 것으로, 그 목적은 인쇄회로기판에 라인으로 연결되어 있는 부품을 한 장의 플렉시블 PCB에 장착하여 조립하게 함과 아울러 작업 공수를 줄이고 생산성을 향상시키는 휴대용 전화기의 플렉시블 PCB구조를 제공함에 있다.The present invention has been made in view of the above-mentioned conventional defects, and its object is to mount and assemble parts connected to a printed circuit board by a line on a single flexible PCB, while reducing labor and improving productivity. To provide a flexible PCB structure of a portable telephone.

상기와 같은 목적을 달성하기 위한 본 고안 플렉시블 PCB구조는 스피커와 벨, L.C.D(Liquid Crystal Display)와 여러 기능의 부품이 장착되어 데이터를 원하는 위치로 전송하는 것을 제어하는 커넥터가 구비된 플렉시블 PCB와; 상기 플렉시블 PCB의 커넥터가 끼워 결합되는 접속부를 상부에 구비한 인쇄회로기판과; 상기 인쇄회로기판을 상.하부에서 결합되어 고정시켜주는 실드 케이스로 구성함을 특징으로 하는 것이다.The present invention flexible PCB structure for achieving the above object is a flexible PCB with a connector for controlling the transmission of data to a desired position is mounted to the speaker and the bell, L.C.D (Liquid Crystal Display) and various functions; A printed circuit board having a connection portion at the top to which the connector of the flexible PCB is fitted and coupled; The printed circuit board is characterized in that it is configured as a shield case that is coupled to the upper and lower fixed.

도 1은 일반적인 휴대용 전화기의 사시도1 is a perspective view of a typical portable telephone

도 2는 종래의 인쇄회로기판의 사시도2 is a perspective view of a conventional printed circuit board

도 3는 본 발명의 조립상태를 나타낸 분리사시도Figure 3 is an exploded perspective view showing the assembled state of the present invention

도 4는 본 발명의 단면도4 is a cross-sectional view of the present invention

<도면의 주요 부분에 대한 부호의 설명><Explanation of symbols for main parts of the drawings>

40: 플렉시블 PCB 41: 몸체40: flexible PCB 41: body

42: 커넥터 50: 인쇄회로기판42: connector 50: printed circuit board

51: 접속부 52: 끼움홈51: connection part 52: fitting groove

60: 실드 케이스 611: 고정돌기60: shield case 611: fixing protrusion

621: 고정홈 622: 끼움돌기621: fixing groove 622: fitting projection

이하 첨부된 도면에 의거하여 본 발명 일 실시예의 구성을 상세히 설명한다. 도1은 일반적인 휴대용 전화기의 사시도이고, 도 3은 본 고안의 사시도이다.Hereinafter, the configuration of an embodiment of the present invention will be described in detail with reference to the accompanying drawings. 1 is a perspective view of a general portable telephone, and FIG. 3 is a perspective view of the present invention.

본 발명이 적용되는 휴대용 전화기는 도 1에 도시된 바와 같이 내부에 각종 전장품이 장착되는 하우징(10)이 구성되고, 상기 하우징(10)의 전면부에 위치하고 사용자의 누름에 의해서통화가 이루어질 수 있도록 수 개의 누름버튼이 구비되는 다이얼링부(11)가 구성되며, 상기 다이얼링부(11)의 전면부를 사용자의 회전조작에 의해거 개폐시킬 수 있도록 하우징(10)의 하부 양측에 힌지 결합되는 커버(12)가 구성되고, 상기 커버(12)의 회전조작에 의해서 개폐되는 다이얼링부(11)의 버튼 누름에 의한 신호가 사용자가 볼 수 있도록 표시해주는 디스플레이부(13)가 구성되며, 상기 디스플레이부(13)의 상부측 및 커버(12)에 형성되며 상대방과 통화를 할 수 있도록 한 송수화부(14)가 구성되고, 상기 송수화부(14)가 구비된 하우징(10) 내부로 전원을 공급해줄 수 있도록 전기를 충전시켜 하우징(10)의 배면에 착탈식으로 장착되는 밧데리팩(15)으로 구성된다.The portable telephone to which the present invention is applied has a housing 10 in which various electric appliances are mounted therein as shown in FIG. 1, and is located on the front of the housing 10 so that a call can be made by a user's pressing. A dial 12 having a plurality of push buttons is configured, and a cover 12 which is hinged to both lower sides of the housing 10 so that the front part of the dial 11 can be opened or closed by a user's rotation operation. ) Is configured, and a display unit 13 for displaying a signal by a button press of the dialing unit 11 that is opened and closed by the rotation operation of the cover 12 so that the user can see, the display unit 13 It is formed on the upper side and the cover 12 and the handset 14 is configured to make a call with the other party, so as to supply power to the housing 10 is provided with the handset 14Group to consist of the battery pack 15 is detachably mounted on the rear surface of the housing 10 is filled.

이러한 전화기에 있어 본 발명은, 스피커(30)와 벨과등 여러 부품의 다양한 기능의 부품이 장착되어 데이터를 원하는 위치로 전송하는 것을 제어하는 커넥터(42)가 구비된 플렉시블 PCB(40)구성되고, 상기 플렉시블 PCB(40)의 커넥터(42)가 끼워 결합되는 접속부(51)를 상부에 구비한 인쇄회로기판(50)이 구성되며, 상기 인쇄회로기판(50)을 상.하부에서 결합되어 고정시켜주는 실드 케이스(60)로 구성되는 것으로, 이를 좀더 구체적으로 설명하면 다음과 같다.In this phone, the present invention comprises a flexible PCB (40) equipped with a connector (42) for controlling the transmission of data to a desired position is equipped with various functional parts of the speaker 30 and the bell and the like A printed circuit board 50 having a connection part 51 formed thereon to which the connector 42 of the flexible PCB 40 is coupled is configured, and the printed circuit board 50 is coupled to and fixed at upper and lower sides thereof. It is composed of a shield case 60, which will be described in more detail as follows.

상기 플렉시블 PCB(40)는, 스피커(30)와 벨등 여러 기능의 부품이 플레시블 PCB(40)와 하나의 몸체(41)로 구성되고, 상기 몸체(41)의 중앙에 데이터 신호를 한곳으로 모여 전송하는 커넥터(42)가 구성된다.The flexible PCB 40 is composed of a flexible PCB 40 and a single body 41, the components of various functions such as a speaker 30 and a bell, gathering the data signal in the center of the body 41 in one place The connector 42 which transmits is comprised.

상기 인쇄회로기판(50)은, 중간 상면에 상기 플렉시블 PCB(40)의 커넥터(42)가 끼워 고정되는 접속부(51)가 상면에 돌출되고, 상기 접속부(51)의 소정길이 후방 양측에 대향하게 끼움홈(52)이 구성된다.The printed circuit board 50 has a connecting portion 51 on which the connector 42 of the flexible PCB 40 is inserted and fixed to the upper surface thereof, and protrudes from the upper surface thereof so as to face both sides of a predetermined length rearward of the connecting portion 51. The fitting groove 52 is configured.

상기 실드 케이스(60)는, 측면에 고정돌기(611)가 돌출되고 상기 인쇄회로기판(50)을 하부에서 받쳐 지지하는 하부 실드 케이스(61)가 구성되고 측면에 상기 고정돌기(611)가 끼워 고정되는 고정홈(621)이 구비되고 상면에 스피커(30)가 고정되는 끼움돌기(622)가 구비된 상부 실드 케이스(62)로 구성된다.The shield case 60 includes a lower shield case 61 protruding from the lower side of the fixing protrusion 611 and supporting the printed circuit board 50 from the lower side thereof, and the fixing protrusion 611 is inserted into the side of the shield case 60. The fixing groove 621 is fixed and the upper shield case 62 is provided with a fitting protrusion 622 is fixed to the upper surface.

다음은 상기와 같이 구성된 본 고안 플렉시블 PCB 구조의 결합 과정을 설명한다.The following describes the coupling process of the subject innovation flexible PCB structure configured as described above.

먼저, 도 4에 도시된 바와 같이 측면에 고정돌기(611)가 돌출되고, 인쇄회로기판(50)을 받쳐 지지하는 하부 실드 케이스(61)를 구성하고, 접속부(51)가 상면에 돌출되고 소정길이 후방 양측에 대향하게 끼움홈(52)이 구성된 인쇄회로기판(50)을 하부 실드 케이스(61) 상부에 안착시키고, 상기 인쇄회로기판(50)의 상부를 측면에 고정홈(621)이 구비되고 상면에 스피커(30)가 고정되는 끼움돌기(622)가 구비된 상부 실드 케이스(62)를 안착시켜 결합하면 상부 실드 케이스(62)의 고정홈(621)에 하부 실드 케이스(61)의 고정돌기(611)가 끼워지면서 결합하고, 상기와 같이 결합된 인쇄회로기판(50)의 상부에 돌설된 접속부(51)에 플렉시블 PCB(40)의 중앙에 데이터 신호를 한곳으로 모여 전송하는 커넥터(42)를 끼워 결합 시키고, 일측에 결합된 스피커(30)를 상부 실드 케이스(62)의 상면에 돌출된 끼움돌기(622)에 안착시켜 결합시킨후, 하부에 L.C.D(Liquid Crystal Display)(31)를 안착시키고, 타측에 구성된 플렉시블 PCB(40)를 상기 인쇄회로기판(50)의 양측에 구성된 끼움홈(52)에 끼우고, 하우징(10)의 내부에 장착시키면 된다.First, as shown in FIG. 4, the fixing protrusion 611 protrudes from the side surface, constitutes a lower shield case 61 supporting and supporting the printed circuit board 50, and the connection part 51 protrudes from the upper surface thereof. The printed circuit board 50 having the fitting grooves 52 formed opposite to both sides of the length is seated on the upper portion of the lower shield case 61, and the fixing groove 621 is provided on the side of the upper portion of the printed circuit board 50. And the upper shield case 62 having the fitting protrusion 622 on which the speaker 30 is fixed is seated and coupled to fix the lower shield case 61 to the fixing groove 621 of the upper shield case 62. The connector 421 is coupled to the projection 611, and the connector 42 for gathering and transmitting data signals in one place in the center of the flexible PCB 40 to the connection portion 51 protruding from the upper portion of the bonded printed circuit board 50 as described above. ), The speaker 30 coupled to one side of the upper shield case 62 After seating on the fitting protrusion 622 protruding from the surface, the liquid crystal display (LCD) 31 is seated on the lower side, and the flexible PCB 40 configured at the other side is provided at both sides of the printed circuit board 50. The fitting groove 52 may be inserted into the housing 10.

상기와 같이 구성 결합된 플렉시블 PCB(40)는 벨, 스피커(30), L.C.D(Liquid Crystal Display)(31)와 여러부품의 다양한 기능이 집약적으로 구성되어 커넥터(42)를 통하여 데이터를 인쇄회로기판(50)의 상면에 있는 접속부(51)로 전송하여 인쇄회로기판(50)의 제어 및 통제에 의하여 사용자가 원하는 버튼의 데이터 신호를 디스플레이에 먼저 표시되어 확인한 후 데이터를 기지국에 전송하고 상대방과 통화를 하게 된다.Flexible PCB 40 is configured as described above is a bell, speaker 30, LCD (Liquid Crystal Display) 31 and various functions of the various components are intensively configured to print the data through the connector 42 The data signal of the button desired by the user is first displayed on the display by the control and control of the printed circuit board 50 by transmitting to the connection part 51 on the upper surface of the display 50, and then transmitting the data to the base station and talking with the other party. Will be

이상에서와 같이 본 발명은 스피커와 벨 등 여러 기능의 부품이 장착되어 데이터를 원하는 위치로 전송하는 커넥터가 구비된 플렉시블 PCB를 구성하고, 상기 플렉시블 PCB의 커넥터가 끼워 결합되는 접속부 상부에 구비한 인쇄회로기판을 구성하여, 상기 인쇄회로기판을 상.하부에서 결합되어 고정시켜주는 실드 케이스로 구성함으로 작업의 불량을 줄이고 작업공수를 줄여 생산성을 향상시키는 효과를 얻게 되는 것이다.As described above, the present invention constitutes a flexible PCB equipped with a connector for transmitting data to a desired position by mounting parts of various functions such as a speaker and a bell, and is provided with an upper portion of the connection portion in which the connector of the flexible PCB is fitted. By constructing a circuit board, the printed circuit board is configured with a shield case that is fixed to the upper and lower sides to be fixed, thereby reducing the defects of work and reducing the number of work, thereby improving productivity.

Claims (1)

하우징(10)의 내부에 장착되어 데이터 신호를 제어 및 통제하고 벨, 스피커(30), L.C.D(Liquid Crystal Display)(31) 와 여러 부품의 다양한 기능이 집약적으로 밀집되는 휴대용 전화기의 인쇄회로기판에 있어서,It is mounted inside the housing 10 to control and control data signals, and to a printed circuit board of a portable telephone in which various functions of a bell, a speaker 30, a liquid crystal display (LCD) 31 and various components are concentrated. In 상기 벨, 스피커(30), L.C.D(Liquid Crystal Display)(31)를 하나의 몸체(41)에 일체로 구성하고,상기 몸체(41)의 중앙에 데이터 신호를 한곳으로 모여 전송하는 커넥터(42)가 구성된 플렉시블 PCB(40)와;The bell, the speaker 30, and the liquid crystal display (LCD) 31 are integrally formed in one body 41, and the connector 42 collects and transmits data signals in one place in the center of the body 41. Is configured with a flexible PCB 40; 중간 상면에 상기 플렉시블 PCB(40)의 커넥터(42)가 끼워 고정되는 접속부(51)가 상면에 돌출되고, 상기 접속부(51)의 소정길이 후방 양측에 대향하게 끼움홈(52)이 구성된 인쇄회로기판(50)과;A printed circuit in which a connecting portion 51 to which the connector 42 of the flexible PCB 40 is fitted and fixed to the upper surface thereof protrudes on the upper surface, and the fitting grooves 52 are formed opposite to both sides of a predetermined length of the connecting portion 51. A substrate 50; 측면에 고정돌기(611)가 돌출되고 상기 인쇄회로기판(50)을 하부에서 받쳐 지지하는 하부 실드 케이스(61)가 구성되고 측면에 상기 고정돌기(611)가 끼워 고정되는 고정홈(621)이 구비되고 상면에 스피커(30)가 고정되는 끼움돌기(622)가 구비된 상부 실드 케이스(62)로 구성된 실드 케이스(60)를 구성함을 특징으로 하는 휴대용 전화기의 플렉시블 PCB구조.The fixing protrusion 611 is protruded on the side surface and the lower shield case 61 is supported to support the printed circuit board 50 from the bottom, and the fixing groove 621 to which the fixing protrusion 611 is fixed to the side is formed. Flexible PCB structure of the portable telephone, characterized in that it comprises a shield case consisting of an upper shield case 62 is provided with a fitting protrusion 622 is fixed to the speaker 30 on the upper surface.
KR1019980021294A 1998-06-09 1998-06-09 Structure for a flexible pcb of cellular telephone KR100264827B1 (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100459435B1 (en) * 2002-08-27 2004-12-03 엘지전자 주식회사 Ground reinforcement layer for flexible printed circuit board of folder type terminal
US7593087B2 (en) 2006-09-22 2009-09-22 Samsung Mobile Display Co., Ltd. Liquid crystal display device and portable display apparatus using the same
KR100994343B1 (en) * 2003-04-29 2010-11-12 엘지전자 주식회사 A transmitting device and a method of serial signal for type mobile phone

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100459435B1 (en) * 2002-08-27 2004-12-03 엘지전자 주식회사 Ground reinforcement layer for flexible printed circuit board of folder type terminal
KR100994343B1 (en) * 2003-04-29 2010-11-12 엘지전자 주식회사 A transmitting device and a method of serial signal for type mobile phone
US7593087B2 (en) 2006-09-22 2009-09-22 Samsung Mobile Display Co., Ltd. Liquid crystal display device and portable display apparatus using the same

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