KR20070060442A - Fixing device for printed circuit board - Google Patents

Fixing device for printed circuit board Download PDF

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Publication number
KR20070060442A
KR20070060442A KR1020050119825A KR20050119825A KR20070060442A KR 20070060442 A KR20070060442 A KR 20070060442A KR 1020050119825 A KR1020050119825 A KR 1020050119825A KR 20050119825 A KR20050119825 A KR 20050119825A KR 20070060442 A KR20070060442 A KR 20070060442A
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South Korea
Prior art keywords
fixing
circuit board
printed circuit
fixing device
pcb
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KR1020050119825A
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Korean (ko)
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김정태
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삼성전자주식회사
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Priority to KR1020050119825A priority Critical patent/KR20070060442A/en
Publication of KR20070060442A publication Critical patent/KR20070060442A/en

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    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/14—Mounting supporting structure in casing or on frame or rack
    • H05K7/1401—Mounting supporting structure in casing or on frame or rack comprising clamping or extracting means
    • H05K7/1402—Mounting supporting structure in casing or on frame or rack comprising clamping or extracting means for securing or extracting printed circuit boards
    • H05K7/1407—Mounting supporting structure in casing or on frame or rack comprising clamping or extracting means for securing or extracting printed circuit boards by turn-bolt or screw member

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Combinations Of Printed Boards (AREA)

Abstract

A printed circuit board fixing device is provided to improve the durability of a fixing portion against an external shock by locking and soldering the fixing device onto a printed circuit board when the board is fixed to a frame. A body(21) is fastened to a frame by using screws. A lock fixing portion(23) is provided on the body, and is inserted into a fixing hole of a printed circuit board. A thread hole(21') is formed on the body to be fastened to the frame by using the screw. The lock fixing portion is formed by bending both sides of the body at a right angle. A fixing pin(23a) is provided on an end of the lock fixing portion, and has a latching portion(23a') at the end.

Description

인쇄회로기판 고정장치{FIXING DEVICE FOR PRINTED CIRCUIT BOARD}Printed circuit board fixing device {FIXING DEVICE FOR PRINTED CIRCUIT BOARD}

도 1은 일반적인 인쇄회로기판 고정장치의 사시도,1 is a perspective view of a conventional printed circuit board fixing device,

도 2는 도 1의 고정장치가 부착된 인쇄회로기판의 사시도,2 is a perspective view of a printed circuit board having the fixing device of FIG. 1 attached thereto;

도 3은 일반적인 인쇄회로기판 고정장치의 체결구조를 나타낸 단면도,3 is a cross-sectional view showing a fastening structure of a conventional printed circuit board fixing device;

도 4는 본 발명의 일 실시예에 의한 인쇄회로기판 고정장치의 사시도,4 is a perspective view of a printed circuit board fixing device according to an embodiment of the present invention;

도 5는 본 발명 고정장치가 부착된 인쇄회로기판의 사시도, 그리고,5 is a perspective view of a printed circuit board to which the present invention fixing device is attached, and

도 6은 본 발명 인쇄회로기판 고정장치의 체결구조를 나타낸 단면도이다.6 is a cross-sectional view showing a fastening structure of the printed circuit board fixing device of the present invention.

<도면의 주요 부분에 관한 부호의 설명><Explanation of symbols on main parts of the drawings>

1 : PCB 2 : 땜납1: PCB 2: solder

1' : 고정홀 3 : 프레임 1 ': fixing hole 3: frame

5 : 스크류 20 : PCB 고정장치 5: screw 20: PCB fixing device

21 : 본체부 21' : 스크류홀 21: body portion 21 ': screw hole

23 : 록고정부 23a : 고정핀 23: Locking Government 23a: Push Pin

23a' : 걸림턱23a ': Jamming jaw

본 발명은 인쇄회로기판 고정장치에 관한 것이다.The present invention relates to a printed circuit board fixing device.

상기한 인쇄회로기판 고정장치는 인쇄회로기판(이하 'PCB'라 칭함)을 PCB 고정 프레임에 고정시키는 역할을 함과 동시에 PCB가 프레임에 직접 접촉되지 않도록 하여 PCB에 흐르는 전기신호로 인해 발생될 수 있는 쇼트를 방지하기 위해 사용된다.The printed circuit board fixing device serves to fix the printed circuit board (hereinafter, referred to as 'PCB') to the PCB fixing frame and prevent the PCB from coming into direct contact with the frame. It is used to prevent shorts.

첨부한 도 1은 일반적인 PCB 고정장치의 사시도이다. 도 1에 도시된 바와 같이, 일반적인 PCB 고정장치(10), 예컨대 팸너트(Pem Nut)는 중앙에 스크류홀(10')이 형성된 원기둥 형태를 갖는다. 도 2 및 도 3에 도시된 바와 같이, 일반적인 PCB 고정장치(10)를 PCB(1)의 고정홀(1')에 압입한 후 고정장치(10)와 PCB(1)의 접촉부위를 땜납(2)으로 솔더링하여 고정한다. 이와 같이 PCB(1)에 고정된 고정장치(10)를 프레임(3)에 스크류(5) 체결함으로써 PCB(1)를 프레임(3)에 고정한다.1 is a perspective view of a general PCB fixing device. As shown in FIG. 1, a general PCB fixing device 10, for example, a pem nut, has a cylindrical shape in which a screw hole 10 ′ is formed at a center thereof. As shown in FIGS. 2 and 3, the general PCB fixing device 10 is pressed into the fixing hole 1 ′ of the PCB 1, and then soldered to the contact portion between the fixing device 10 and the PCB 1. 2) Solder it and fix it. In this way, the fixing device 10 fixed to the PCB 1 is fastened to the frame 3 by fastening the screws 5 to the frame 3.

그러나, 상기한 바와 같은 일반적인 PCB 고정장치는 PCB에 직접 고정되지 않은 상태에서 고정장치와 PCB의 접촉부위를 땜납으로 솔더링하기 때문에, 솔더링부위의 결합 강도가 취약하다. 따라서, 제품의 생산공정 및 유통과정에서 발생하는 충격으로 인해 솔더링부위가 떨어짐으로써 PCB 고정불량이 발생하는 문제가 있다.However, the general PCB fixing device as described above solders the contact portion of the fixing device and the PCB with solder in a state in which it is not directly fixed to the PCB, so that the bonding strength of the soldering portion is weak. Therefore, there is a problem in that the PCB fixing failure occurs because the soldering portion is dropped due to the impact generated in the production process and distribution process of the product.

본 발명은 상기와 같은 점을 감안하여 안출한 것으로, 외부 충격시에도 솔더링부위가 떨어지지 않아 PCB 고정불량을 개선할 수 있는 인쇄회로기판 고정장치를 제공하는데 그 목적이 있다.The present invention has been made in view of the above, it is an object of the present invention to provide a printed circuit board fixing device that can improve the PCB fixing failure because the soldering portion does not fall even during an external impact.

상기 목적을 달성하기 위한 본 발명에 의한 인쇄회로기판 고정장치는, 프레임에 스크류 체결되는 본체부; 및 상기 본체부에 마련되며, 인쇄회로기판의 고정홀에 삽입되어 록(Lock) 고정되는 록고정부;를 포함한다.The printed circuit board fixing device according to the present invention for achieving the above object, the main body screwed to the frame; And a lock fixing part provided in the main body and inserted into a fixing hole of a printed circuit board to lock the lock.

여기서, 상기 본체부에는 상기 프레임과 스크류 체결을 위한 스크류홀이 형성된다.Here, the main body portion is formed with a screw hole for screwing the frame.

또한, 상기 록고정부는 상기 본체부의 양측에 일체로 수직 절곡되어 각각 형성된 것이 바람직하다.In addition, the locking portion is preferably formed integrally vertically bent on both sides of the body portion, respectively.

또한, 상기 록고정부는 단부에 걸림턱이 마련된 고정핀을 구비한다.In addition, the locking portion has a fixing pin is provided with a locking step at the end.

또한, 상기 고정핀은 복수 구비된 것이 바람직하다.In addition, the fixing pin is preferably provided with a plurality.

본 발명의 상기와 같은 목적 및 다른 특징들은 첨부도면을 참조하여 본 발명의 바람직한 실시예를 상세히 설명함으로써 더욱 명백해질 것이다. 참고로 본 발명을 설명함에 있어서 관련된 공지 기능 혹은 구성에 대한 구체적인 설명이 본 발명의 요지를 불필요하게 흐릴 수 있다고 판단되는 경우 그 상세한 설명을 생략한다.      The above objects and other features of the present invention will become more apparent by describing the preferred embodiments of the present invention in detail with reference to the accompanying drawings. For reference, in the following description of the present invention, if it is determined that a detailed description of related known functions or configurations may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be omitted.

첨부한 도 4는 본 발명의 일 실시예에 의한 PCB 고정장치의 사시도, 그리고, 도 5는 본 발명 고정장치가 부착된 PCB의 사시도이다.4 is a perspective view of a PCB fixing apparatus according to an embodiment of the present invention, and FIG. 5 is a perspective view of a PCB to which a fixing apparatus of the present invention is attached.

도 4 및 도 5에 도시된 바와 같이, 본 발명의 일 실시예에 의한 PCB 고정장치(20)는 본체부(21), 록고정부(23) 등을 구비한다.As shown in Figure 4 and 5, the PCB fixing device 20 according to an embodiment of the present invention is provided with a body portion 21, a lock fixing portion 23 and the like.

상기 본체부(21)는 소정의 면적을 갖는 원 또는 다각 형상의 부재이며, 바람직하게는 사각 형상의 플레이트이다. 본체부(21)의 중앙에는 PCB 고정 프레임(3)과 스크류(5) 체결을 위한 스크류홀(21')이 형성된다.The main body portion 21 is a member of a circle or polygon shape having a predetermined area, preferably a rectangular plate. A screw hole 21 ′ for fastening the PCB fixing frame 3 and the screw 5 is formed in the center of the main body 21.

상기 록고정부(23)는 본체부(21)의 양측에 일체로 수직 절곡되어 각각 형성된다. 록고정부(23)는 단부에 걸림턱(23a')이 마련된 고정핀(23a)이 구비되며, 이 고정핀(23a)이 PCB(1)의 고정홀(1')에 삽입되어 걸림턱(23a')에 의해 록(Lock) 고정된다. 고정핀(23a)은 복수 구비되며, 록고정부(23) 양측에 각각 2개씩 구비된 것이 바람직하다. PCB(1)에는 고정핀(23a) 각각에 대응하는 개수의 고정홀(1')이 마련된다. 한편, 도면에 도시된 바 없지만, 걸림턱이 마련된 복수의 고정핀은 본체부에 직접 일체로 구비될 수도 있다.The lock fixing part 23 is integrally vertically bent on both sides of the main body portion 21 to be formed. Locking section 23 is provided with a fixing pin (23a) is provided with a locking jaw (23a ') at the end, the fixing pin (23a) is inserted into the fixing hole (1') of the PCB (1) locking jaw (23a) It is locked by '). It is preferable that a plurality of fixing pins 23a are provided and provided on each side of the lock fixing part 23. The PCB 1 is provided with a number of fixing holes 1 'corresponding to each of the fixing pins 23a. Meanwhile, although not shown in the drawings, the plurality of fixing pins provided with the locking step may be directly provided integrally with the main body.

상기와 같이 구성된 본 발명의 PCB 고정장치(20)는 PCB(1)를 프레임(3)에 고정시키는 역할을 함과 동시에 PCB(1)가 프레임(3)에 직접 접촉되지 않도록 하여 PCB(1)에 흐르는 전기신호로 인해 발생될 수 있는 쇼트를 방지하기 위해 사용된다. 도 6에 도시된 바와 같이, 본 발명에 의한 PCB 고정장치(20)는 록고정부(23)의 고정핀(23a)을 PCB(1)의 고정홀(1')에 삽입하면, 고정핀(23a)의 단부에 마련된 걸림턱(23a')이 고정홀(1')에 록됨으로써 PCB(1)에 고정된다. 이 고정장치(20)의 록부위를 땜납(2)으로 솔더링함으로써 고정장치(20)는 PCB(1)에 더욱 견고하게 고정된다. PCB(1)에 고정된 고정장치(20)를 프레임(3)에 스크류(5) 체결함으로써, PCB(1)를 프레임(3)에 직접 접촉되지 않은 상태로 서로 고정한다.The PCB fixing device 20 of the present invention configured as described above serves to fix the PCB 1 to the frame 3 and at the same time prevent the PCB 1 from directly contacting the frame 3. It is used to prevent shorts which may occur due to the electrical signal flowing in. As shown in FIG. 6, the PCB fixing device 20 according to the present invention inserts the fixing pin 23a of the lock fixing part 23 into the fixing hole 1 ′ of the PCB 1, and the fixing pin 23a. The locking jaw 23a 'provided at the end of the c) is locked to the fixing hole 1' and fixed to the PCB 1. The soldering device 20 is more firmly fixed to the PCB 1 by soldering the lock portion of the fixing device 20 with solder 2. By fastening the fixing device 20 fixed to the PCB 1 to the frame 3 by the screw 5, the PCB 1 is fixed to each other without being directly in contact with the frame 3.

따라서, 본 발명은 PCB(1)를 고정장치(20)를 이용하여 프레임(3)에 고정시, 고정장치(20)를 PCB(1)에 록고정함으로써, 제품의 생산공정 및 유통과정에서 발생하는 외부 충격에 대해서 고정부위의 내구성이 우수하며, 특히 솔더링부위가 떨어지는 문제점을 개선할 수 있다.Therefore, in the present invention, when fixing the PCB (1) to the frame (3) using the fixing device 20, by fixing the fixing device 20 to the PCB (1), it occurs in the production process and distribution process of the product The durability of the fixed part is excellent against the external impact, and in particular, it is possible to improve the problem that the soldering part falls.

이상, 본 발명은 예시적인 방법으로 설명되었다. 여기서 사용된 용어들은 설명을 위한 것이며 한정의 의미로 이해되어서는 안될 것이다. 상기 내용에 따라 본 발명의 다양한 수정 및 변형이 가능하다. 따라서, 따로 부가 언급하지 않는 한 본 발명은 청구항의 범주 내에서 자유로이 실행될 수 있을 것이다.The present invention has been described above by way of example. The terminology used herein is for the purpose of description and should not be regarded as limiting. Many modifications and variations of the present invention are possible in light of the above teachings. Accordingly, the invention may be freely practiced within the scope of the claims unless otherwise stated.

이상에서 설명한 바와 같은 본 발명에 의하면, PCB를 프레임에 고정시, 고정장치를 PCB에 록고정하고 솔더링함으로써, 외부 충격에 대해서 고정부위의 내구성이 우수하며, 솔더링부위가 떨어지지 않아 PCB 고정불량을 개선할 수 있다.According to the present invention as described above, when fixing the PCB to the frame, by locking and soldering the fixing device to the PCB, it is excellent in the durability of the fixed part against external impact, and the soldering part does not fall to improve the PCB fixing failure can do.

Claims (5)

프레임에 스크류 체결되는 본체부; 및A main body screwed to the frame; And 상기 본체부에 마련되며, 인쇄회로기판의 고정홀에 삽입되어 록(Lock) 고정되는 록고정부;를 포함하는 것을 특징으로 하는 인쇄회로기판 고정장치.And a lock fixing part provided in the main body and inserted into a fixing hole of the printed circuit board to lock and lock the printed circuit board. 제 1 항에 있어서, The method of claim 1, 상기 본체부에는 상기 프레임과 스크류 체결을 위한 스크류홀이 형성된 것을 특징으로 하는 인쇄회로기판 고정장치.The body portion is fixed to the printed circuit board, characterized in that a screw hole for screwing the frame and formed. 제 2 항에 있어서,The method of claim 2, 상기 록고정부는 상기 본체부의 양측에 일체로 수직 절곡되어 각각 형성된 것을 특징으로 하는 인쇄회로기판 고정장치.The lock fixing part is a printed circuit board fixing device, characterized in that each of the body portion is vertically bent integrally formed. 제 3 항에 있어서,The method of claim 3, wherein 상기 록고정부는 단부에 걸림턱이 마련된 고정핀을 구비한 것을 특징으로 하는 인쇄회로기판 고정장치.The lock fixing part is a printed circuit board fixing device, characterized in that it has a fixing pin provided with a locking step at the end. 제 4 항에 있어서,The method of claim 4, wherein 상기 고정핀은 복수 구비된 것을 특징으로 하는 인쇄회로기판 고정장치.The fixing pin is a printed circuit board, characterized in that provided with a plurality.
KR1020050119825A 2005-12-08 2005-12-08 Fixing device for printed circuit board KR20070060442A (en)

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KR1020050119825A KR20070060442A (en) 2005-12-08 2005-12-08 Fixing device for printed circuit board

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104411137A (en) * 2014-09-03 2015-03-11 惠州Tcl移动通信有限公司 Electronic device and assembly thereof
GB2569146A (en) * 2017-12-07 2019-06-12 Bae Systems Plc Locking solder bush
US11520177B2 (en) 2018-10-16 2022-12-06 Samsung Electronics Co., Ltd Display apparatus comprising a printed circuit board installed on a bottom chassis using a mounting boss having a mounting groove that accommodates the printed circuit board

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104411137A (en) * 2014-09-03 2015-03-11 惠州Tcl移动通信有限公司 Electronic device and assembly thereof
GB2569146A (en) * 2017-12-07 2019-06-12 Bae Systems Plc Locking solder bush
US11520177B2 (en) 2018-10-16 2022-12-06 Samsung Electronics Co., Ltd Display apparatus comprising a printed circuit board installed on a bottom chassis using a mounting boss having a mounting groove that accommodates the printed circuit board

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