KR102128177B1 - Terminal block to prevent screws from escaping being dislodged - Google Patents

Terminal block to prevent screws from escaping being dislodged Download PDF

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Publication number
KR102128177B1
KR102128177B1 KR1020180167178A KR20180167178A KR102128177B1 KR 102128177 B1 KR102128177 B1 KR 102128177B1 KR 1020180167178 A KR1020180167178 A KR 1020180167178A KR 20180167178 A KR20180167178 A KR 20180167178A KR 102128177 B1 KR102128177 B1 KR 102128177B1
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South Korea
Prior art keywords
screw
main member
terminal block
side cover
mounting portion
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KR1020180167178A
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Korean (ko)
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윤도식
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윤도식
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R9/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
    • H01R9/22—Bases, e.g. strip, block, panel
    • H01R9/24—Terminal blocks
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B39/00—Locking of screws, bolts or nuts
    • F16B39/22—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening
    • F16B39/24—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by means of washers, spring washers, or resilient plates that lock against the object

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Connections Arranged To Contact A Plurality Of Conductors (AREA)

Abstract

The present invention relates to a terminal block having a screw separation prevention structure, which prevents a fixing bolt from separating from a terminal block even when the fixing bolt connecting an electric wire to a connection terminal is completely loosened, and simultaneously maintains a state that the fixing bolt can be easily fastened. The terminal block having a screw separation prevention structure according to the present invention comprises: a main member (10) having a mounting portion (13) provided on a left surface of a partition (12); a connection terminal (20) mounted on the mounting portion and having screw fastening holes (21) perforated at front and rear ends; front and rear elevating members (30) installed on upper and lower portions at front and rear end portions of the connection terminal to be elevated, and having a screw hole (32) perforated at an upper piece (31); a coil spring (40) installed to raise the front and rear elevating members; a fixing screw (50) fastened to the screw fastening hole through the screw hole and having a washer (53); a side cover (60) having left and right surfaces formed in the same shape as a right surface of a partition where the mounting portion is not formed; and a separation prevention means (70) installed on the main member and the side cover and maintaining a state that a fixing screw can be easily refastened without separating from between the main member and the side cover or between the main members even when the fixing screw is completely loosened.

Description

나사 이탈방지구조 단자대 {Terminal block to prevent screws from escaping being dislodged}Terminal block to prevent screws from escaping being dislodged}

본 발명은 나사 이탈방지구조 단자대에 관한 것으로서, 더욱 상세하게는 전선을 연결단자에 접속시키는 고정볼트를 완전히 풀어주어도 단자대로부터 이탈하지 않도록 함과 동시에 쉽게 다시 체결할 수 있는 상태를 유지하고 있게 하는 나사 이탈방지구조 단자대에 관한 것이다.The present invention relates to a screw detachment preventing structure terminal block, and more specifically, a screw that maintains a state in which it can be easily refastened at the same time as not to deviate from the terminal block even when the fixing bolt connecting the electric wire to the connection terminal is completely loosened. It relates to a terminal block for a departure prevention structure.

종래에는, 합성수지재질로 되며 하측면에는 고정레일의 걸림부에 결합되는 결합부가 형성된 바디와, 상기 바디에 전후방향으로 연장되도록 구비된 도전체 재질의 전극편과, 상기 전극편의 양단에 구비되어 전선을 전극편에 전기적으로 연결되도록 고정하는 고정나사와, 상기 고정나사가 체결되는 나사공이 형성된 체결편으로부터 소정거리 하측에 위치하는 지지편과 상기 체결편과 지지편을 일체로 연결하는 연결프레임으로 형성되어 체결편의 나사공에 결합된 고정나사에 의해 상승 또는 하강이 이루어지도록 하는 승강안내편 및 상기 지지편 하부에 설치되어 승강안내편이 탄성력을 받아 강제 상승할 수 있도록 하는 코일스프링을 포함하여 구성된 조립식 단자대(등록실용신안 제20-0471154호)가 있었다.Conventionally, a body made of a synthetic resin material and having an engaging portion coupled to a locking portion of a fixed rail formed on a lower side, an electrode piece of a conductor material provided to extend in the front-rear direction on the body, and electric wires provided at both ends of the electrode piece It is formed of a fixing screw for fixing to be electrically connected to the electrode piece, a support piece positioned below a predetermined distance from a fastening piece having a screw hole to which the fixing screw is fastened, and a connecting frame for integrally connecting the fastening piece and the support piece. Prefabricated terminal block comprising a lifting guide piece to be raised or lowered by a fixing screw coupled to a screw hole of a fastening piece and a coil spring installed below the support piece to allow the lifting guide piece to be forced to ascend (Registered Utility Model No. 20-0471154).

그러나, 이러한 조립식 단자대에 사용되는 고정나사는 소형이므로 전극편의 양단에 전선을 연결하거나 연결되어 있는 전선을 분리하기 위해 풀어 줄 때 부주의 등으로 과도하게 풀어져 승강안내편의 나사공에서 빠져나오면 다시 체결하는 것이 매우 번거롭고 불편하여 작업성이 크게 저하되는 문제점은 물론 빠져나온 고정나사가 단자대로부터 이탈하여 분실이 초래되는 등의 문제점도 있었다.However, since the fixing screws used in these prefabricated terminal blocks are small, they are loosened excessively due to carelessness when connecting them to both ends of the electrode pieces or when they are released to separate the connected wires. There was a problem in that workability was greatly reduced due to a very troublesome and inconvenient operation, and there was a problem in that the fixing screw which had been pulled out of the terminal block resulted in loss.

대한민국 등록실용신안 제20-0471154호Republic of Korea Utility Model No. 20-0471154

대한민국 등록실용신안 제20-0360779호Republic of Korea Utility Model No. 20-0360779

대한민국 등록특허 제10-0879625호Republic of Korea Registered Patent No. 10-0879625

본 발명은 종래의 이러한 점들을 감안하여 발명된 것으로서, 그 목적은 단자대에 전선을 접속하기 위해 고정나사를 풀어줄 때 완전히 풀어져서 나사공에서 빠져나오게 되어도 단자대로부터 이탈하지 않고 쉽게 다시 체결할 수 있는 상태를 유지하고 있도록 하는 나사 이탈방지구조 단자대를 제공하는 것이다.The present invention has been invented in view of these conventional points, the purpose of which is to loosen the fixing screw in order to connect the electric wire to the terminal block, so that it can be completely loosened and easily re-fastened without leaving the terminal block even if it comes out of the screw hole. It is to provide a terminal block with a screw-off preventing structure to maintain.

본 발명은 이러한 목적을 달성하기 위해, 격벽의 좌측면에 형성되는 장착부를 구비하는 메인부재와, 상기 장착부의 전·후 상단을 가로지르게 수평으로 장착되며 전·후 단부에 천공되는 나사체결공을 구비하는 연결단자와, 각 상·하편이 상기 연결단자의 전·후 단부측 상·하에서 승강하게 설치되며 상편에 나사공이 천공된 전·후의 승강부재와, 상기 전·후의 승강부재를 강제로 상승시켜 주게 설치되는 코일스프링과, 상기 나사공을 통해 나사체결공에 체결하며 나사부의 상단과 머리부 하면 사이의 목부에 이탈하지 않게 결합설치되는 와셔를 구비하는 고정나사와, 좌·우면이 상기 장착부가 형성되지 않은 격벽의 우측면과 동일한 형태로 형성되는 사이드커버와, 상기 나사체결공에 대응하게 격벽과 사이드커버의 좌우면 전·후부에 상단으로부터 개방되게 수직으로 함몰형성되는 지지홈부와 상기 각 지지홈부의 전·후 내면 상단에 상면은 하향경사지고 단부는 서로 소정간격으로 격리 형성되는 걸이턱과 상기 걸이턱들 사이에 형성되는 통로 및 상기 와셔의 외주 좌우에 두께는 통로의 간격에 대응하고 돌출되는 정도와 전·후폭은 지지홈부의 함몰되는 깊이와 전후 내면의 간격에 대응하게 돌출형성되는 이탈방지편을 구비하는 를 이탈방지수단을 포함하여 구성되어, 고정나사가 완전히 풀어져도 상기 메인부재와 사이드커버 또는 상기 메인부재와 다른 메인부재의 사이에서 이탈하지 않도록 함과 동시에 풀어진 와셔와 고정나사는 체결되어 있던 상태를 그대로 유지하고 있도록 하는 나사 이탈방지구조 단자대를 제공한다.In order to achieve this object, the present invention is provided with a main member having a mounting portion formed on the left side of the partition wall, and a screw fastening hole that is horizontally mounted across the upper and rear ends of the mounting portion and drilled at the front and rear ends. The connecting terminal provided, and each upper and lower pieces are installed to be elevated at the upper and lower ends of the front and rear ends of the connecting terminal, and forcibly raise and lower the lifting members before and after the threaded holes are drilled on the upper pieces. A fixing screw having a coil spring to be installed, a washer that is fastened to a screw fastening hole through the screw hole, and is installed so as not to deviate from the neck between the top of the screw and the bottom of the head, and the left and right surfaces are mounted. A side cover formed in the same form as the right side of the partition wall in which no additional parts are formed, and a support groove part vertically recessed to be opened from the top of the left and right sides of the partition wall and the side cover corresponding to the screw fastening hole, and each support Upper and lower surfaces at the top of the inner surface before and after the groove are inclined downward, and the ends are separated from each other at predetermined intervals, and the passages formed between the hook jaws and the hook jaws, and the thickness on the outer circumference of the washer correspond to the spacing of the passages The degree and the front and rear widths of the support groove are composed of a departure prevention means having a departure prevention piece which protrudes to correspond to the recessed depth of the support groove and the gap between the front and rear inner surfaces, so that even if the fixing screw is completely released, the main member and It provides a screw release preventing structure terminal block that prevents the side cover or the main member from being separated from the other main member, and at the same time, keeps the washer and the set screw unscrewed.

이와 같은 본 발명 나사 이탈방지구조 단자대는, 고정나사가 완전히 풀어져도 메인부재와 사이드커버 또는 상기 메인부재와 다른 메인부재의 사이에서 이탈하지 않게 되어 분실 등이 효과적으로 방지되는 것임은 물론 풀어진 와셔와 고정나사는 체결되어 있던 상태를 그대로 유지하고 있기 때문에 누구나 쉽게 다시 체결할 수 있도록 하는 효과 등을 얻게 된다.The terminal block of the screw detachment prevention structure of the present invention does not deviate between the main member and the side cover or the main member and other main members even when the fixing screw is completely loose, and is effectively prevented from loss, etc. Since the screw maintains the state in which it is fastened, an effect such that anyone can easily fasten it is obtained.

도 1은 본 발명에 따른 나사 이탈방지구조 단자대의 일 예를 일부 분리하여 보인 사시도
도 2는 도 1에서 고정나사와 사이드커버를 발췌 확대하여 보인 측면도
도 3a~c는 도 1의 단자대에 고정나사를 조립하는 과정을 보인 측면도
도 4a~d는 본 발명 다른 예에 따른 나사 이탈방지구조 단자대의 가공 및 사용상태를 보인 정면도1 is a perspective view showing a part of an example of a screw release preventing structure terminal block according to the present invention, partially separated
Figure 2 is a side view showing an enlarged excerpt of the fixing screw and side cover in Figure 1
Figure 3a ~ c is a side view showing the process of assembling the fixing screw to the terminal block of Figure 1
Figure 4a ~ d is a front view showing the processing and use state of the screw departure prevention structure terminal block according to another embodiment of the present invention

이하, 본 발명에 따른 나사 이탈방지구조 단자대를 첨부된 도면에 의거하여 상세하게 설명하면 다음과 같다.Hereinafter, a description will be given in detail of the terminal block according to the present invention based on the accompanying drawings.

도 1은 본 발명에 따른 나사 이탈방지구조 단자대의 일 예를 일부 분리하여 보인 사시도이고, 도 2a~c는 도 1의 단자대에 고정나사를 조립하는 과정을 보인 측면도이다.1 is a perspective view showing a part of an example of a screw detachment preventing structure terminal block according to the present invention, and FIGS. 2A to C are side views showing a process of assembling a fixing screw in the terminal block of FIG. 1.

도 1,2의 본 발명에 따른 나사 이탈방지구조 단자대는, 고정레일의 걸림부에 결합되게 하단에 결합부(11)가 형성되는 격벽(12) 및 상기 격벽의 좌측면에 형성되는 장착부(13)를 구비하는 메인부재(10)와, 상기 장착부의 전·후 상단을 가로지르게 수평으로 장착되며 전·후 단부에 천공되는 나사체결공(21)을 구비하는 연결단자(20)와, 각 상·하편(31)(31')이 상기 연결단자의 전·후 단부측 상·하에서 승강하게 설치되며 상편에는 나사체결공에 대응하는 나사공(32)이 천공된 전·후의 승강부재(30)와, 상기 하편과 장착부의 전·후측 상면 사이에 개재되게 각각 설치되어 전·후의 승강부재를 강제로 상승시켜 주는 코일스프링(40)과, 상기 나사공을 통해 나사체결공에 체결하는 나사부(51)와 상기 나사부의 상단과 머리부(52) 하면 사이의 목부에 이탈하지 않게 결합설치되는 원형 또는 사각형태의 와셔(53)를 구비하는 고정나사(50)와, 좌·우면이 상기 장착부가 형성되지 않은 격벽의 우측면과 동일한 형태로 형성되는 사이드커버(60)를 포함하여 구성되는 단자대에 있어서, 상기 메인부재와 사이드부재에 부설되며 고정나사가 완전히 풀어져서 나사공을 빠져나와도 메인부재와 사이드커버들 사이 또는 메인부재와 메인부재들 사이로부터 이탈하지 않도록 함과 동시에 쉽게 다시 체결할 수 있는 상태를 유지하고 있도록 하는 이탈방지수단(70)을 더 포함하여 구성되는 것을 특징으로 하는 것이다,The screw release preventing structure terminal block according to the present invention of FIGS. 1 and 2 includes a partition wall 12 on which a coupling portion 11 is formed at a lower end to be coupled to a locking portion of a fixed rail and a mounting portion 13 formed on the left side of the partition wall ), the main member 10, and the connecting terminal 20 having horizontally crossing the front and rear tops of the mounting portion and having a screw fastening hole 21 that is perforated at the front and rear ends, and each phase. · The lower part 31, 31 ′ is vertically installed at the upper and lower ends of the front and rear ends of the connection terminal, and the upper and lower lifting members 30 with a screw hole 32 corresponding to a screw fastening hole are drilled on the upper part. And, the coil spring 40 is installed to be interposed between the lower and the upper surface of the front and rear of the mounting portion forcibly raising the lifting member before and after, and the screw portion 51 for fastening to the screw fastening hole through the screw hole ) And a fixing screw 50 having a circular or rectangular washer 53 which is installed to be coupled to the neck between the upper end of the screw portion and the lower surface of the head portion 52, and the left and right surfaces of the mounting portion are formed. In the terminal block comprising a side cover 60 formed in the same shape as the right side of the partition wall, the main member and side covers are attached to the main member and the side member and are completely loosened and the screw is completely released to escape the screw hole. It is characterized in that it is configured to further include a separation preventing means 70 to maintain a state in which it can be easily refastened at the same time as not to deviate between or between the main member and the main members,

이와 같이 구성되는 본 발명에 따른 나사 이탈방지구조 단자대에서 메인부재(10)·연결단자(20)·승강부재(30)·코일스프링(40)·고정나사(50) 및 사이드커버(60)들의 구조 및 상기 메인부재의 좌측면과 사이드커버의 우측면 또는 필요한 개수의 메인부재들 각 우측면에 각 좌측면을 병렬로 결합되게 고정레일에 조립하는 것은 종래 조립식 단자대에 대응하는 것이므로 구체적인 설명은 생략한다.The main member 10, the connection terminal 20, the lifting member 30, the coil spring 40, the fixing screw 50 and the side covers 60 of the screw departure prevention structure terminal block according to the present invention configured as described above Structure and assembly of the left side of the main member and the right side of the side cover or the right side of the required number of main members to the fixed rail to be coupled in parallel to each other is in correspondence with a conventional prefabricated terminal block, and thus detailed description thereof will be omitted.

이탈방지수단(70)은, 나사체결공(21)에 대응하게 격벽(12)과 사이드커버(60)의 좌·우면 전·후부에 상단으로부터 개방되게 수직으로 함몰형성되는 지지홈부(71)(71')와, 상기 각 지지홈부의 전·후 내면 상단에 상면은 하향경사지고 단부는 서로 마주하게 소정간격으로 격리 형성되는 걸이턱(72)(72')과, 상기 걸이턱들 사이에 형성되는 통로(73) 및 와셔(53)의 외주 좌우에 두께는 상기 통로의 간격(t)에 대응하고 돌출되는 정도와 전·후폭은 지지홈부의 함몰되는 깊이와 전후 내면의 간격(T)에 대응하게 돌출형성되는 이탈방지편(53a)(53b)을 구비하여 구성된다.Departure prevention means 70, the support groove portion 71 is formed vertically recessed to open from the top of the left and right sides of the partition wall 12 and the side cover 60 in correspondence with the screw fastening hole 21 ( 71'), the upper and lower surfaces of the front and rear inner surfaces of the respective support grooves are inclined downward, and the ends are formed between the hook jaws 72 and 72', which are isolated from each other at predetermined intervals. The thicknesses on the outer circumferential left and right of the passage 73 and the washer 53 correspond to the distance t of the passage, and the protruding degree and the front and rear width correspond to the depression depth of the support groove portion and the spacing T between the front and rear inner surfaces. It is configured to have a departure prevention piece (53a) (53b) is formed to protrude.

또한, 이탈방지편(53a)(53b)의 외단들 사이를 가로지르는 와셔(53)의 좌·우 길이는 메인부재(10)와 사이드커버(60) 또는 필요한 개수의 상기 메인부재들을 병렬로 결합하였을 때 사이드커버와 각 격벽(12)들의 좌·우면 전·후부에 함몰형성된 지지홈부(71)(71')의 서로 마주하게 되는 각 측면들 사이의 길이에 대응하게 형성된다.In addition, the left and right lengths of the washers 53 crossing between the outer ends of the departure preventing pieces 53a and 53b are coupled in parallel to the main member 10 and the side cover 60 or the required number of main members. When formed, it is formed to correspond to the length between the side covers and the respective side surfaces of the support grooves 71 and 71' recessed in the front and rear surfaces of the left and right surfaces of each of the partition walls 12.

따라서, 나사공(32)을 통해 연결단자(20)의 전·후 나사체결공(21)에 각각 와셔(53)가 결합된 고정나사(50)를 먼저 체결시킨 메인부재(10)의 좌측면에 사이드커버(60)의 우측면을 결합 또는 상기 고정나사를 먼저 체결시킨 메인부재의 우측면에 고정나사를 먼저 체결시킨 다른 메인부재를 결합할 때에는, 상기 와셔의 좌우에 형성된 이탈방지편(53a)(53b)이 각각 상기 메인부재 또는 사이드커버의 좌·우면 전·후에 형성된 해당하는 지지홈부(71)(71')에 각각 삽입되게 정렬한 상태에서 결합한다.Therefore, through the screw hole 32, the left and right sides of the main member 10 in which the fixing screws 50 to which the washers 53 are coupled to the screw fastening holes 21 before and after the connection terminals 20 are respectively fastened. When combining the right side of the side cover 60 or another main member to which the fixing screw is first fastened to the right side of the main member to which the fixing screw is first fastened, the detachment preventing piece 53a formed on the left and right sides of the washer ( 53b) are coupled in such a state that they are respectively inserted into the corresponding support grooves 71 and 71' formed on the front and rear surfaces of the left and right sides of the main member or side cover, respectively.

이렇게 하면, 이탈방지편(53a)(53b)이 해당하는 지지홈부(71)(71')에 각각 삽입되면서 메인부재(10)와 사이드커버(60) 또는 상기 메인부재와 다른 메인부재의 사이에 개재되게 조립된다.In this way, the separation preventing pieces 53a and 53b are inserted into the corresponding supporting grooves 71 and 71', respectively, and the main member 10 and the side cover 60 or between the main member and other main members. It is assembled interveningly.

이러한 상태에서 고정나사(50)를 풀어주면 이탈방지편(53a)(53b)이 지지홈부(71)(71')에 삽입되어 있기 때문에 와셔(53)는 회전하지 않고 상승하게 되며, 이후 완전히 풀어져서 나사부(51)가 나사공(32)을 빠져나오게 되어도 상기 이탈방지편들이 지지홈부에 삽입 지지되고 있기 때문에 와셔와 고정나사는 체결되어 있던 상태를 그대로 유지하게 됨과 동시에 메인부재(10)와 사이드커버(60) 또는 상기 메인부재와 다른 메인부재의 사이에서 이탈하지 않게 된다.In this state, when the fixing screw 50 is released, the washer prevention member 53a, 53b is inserted into the support grooves 71, 71', so the washer 53 does not rotate and rises. Even if the screw part 51 comes out of the screw hole 32, since the detachment preventing pieces are inserted and supported in the support groove, the washer and the fixing screw maintain the state in which they are fastened, and at the same time, the main member 10 and the side cover. (60) Or, the main member and the other main member will not deviate.

이에 따라, 고정나사(50)의 분실 등이 효과적으로 방지되는 것임은 물론 완전히 풀어진 상기 고정나사의 나사부(51)는 나사공(32)에 대향하고 있으므로 누구나 쉽게 다시 체결할 수 있게 된다.Accordingly, not only the loss of the fixing screw 50 is effectively prevented, but the screw portion 51 of the fixing screw which is completely loosened faces the screw hole 32, so that anyone can easily fasten it again.

한편, 연결단자(20) 전·후의 나사체결공(21)에 고정나사(50)를 각각 체결하지 않은 상태에서 먼저 메인부재(10)의 좌측면에 사이드커버(60)의 우측면을 결합 또는 상기 메인부재의 우측면에 다른 메인부재의 좌측면을 결합한 다음 고정나사를 체결할 때에는, 도 3a의 가상선(a)에서와 같이 상기 고정나사를 눕혀서 와셔(53)의 이탈방지편(53a)(53b)이 지지홈부(71)(71')의 각 걸이턱(72)(72')들 사이의 통로(73)에 수직으로 일치되게 하여 통로를 통해 실선에서와 같이 각각의 지지홈부에 삽입한다.On the other hand, in the state in which the fixing screws 50 are not fastened to the screw fastening holes 21 before and after the connection terminal 20, the right side of the side cover 60 is first coupled to the left side of the main member 10 or the When the left side of the other main member is coupled to the right side of the main member and then the fixing screw is fastened, as shown in the virtual line (a) of FIG. 3A, the fixing screw is laid down to prevent the washer 53 from coming off preventing pieces 53a and 53b. ) Is perpendicular to the passage 73 between the respective hook jaws 72 and 72' of the support grooves 71 and 71', and is inserted into the respective support grooves as in the solid line through the passage.

이후, 도 3b에서와 같이 고정나사(50)를 세워주면 이탈방지편(53a)(53b)이 해당 지지홈부(71)(71')내에서 회전하여 수평으로 되어 각 상면이 걸이턱(72)(72')의 하면에 받쳐지게 되어 통로(73)를 통해 임의로 빠져나오지 않게 조립된다. Subsequently, as shown in FIG. 3B, when the fixing screws 50 are erected, the detachment prevention pieces 53a and 53b are rotated in the corresponding support grooves 71 and 71' to be horizontal and each upper surface is a hook jaw 72. It is supported so as to be supported on the lower surface of 72' and is assembled so as not to come out arbitrarily through the passage 73.

이렇게 조립한 다음, 고정나사(50)를 조여서 나사체결공(21)에 체결하면 승강부재(30)가 코일스프링(40)을 압축시키면서 하강하여 도 3c에서와 같이 상편(31)이 연결단자(20)에 밀접된다.After assembling like this, when the fastening screw 50 is tightened and fastened to the screw fastening hole 21, the lifting member 30 descends while compressing the coil spring 40, and as shown in FIG. 3C, the upper piece 31 has a connecting terminal ( 20).

이와 같이 조립되는 나사 이탈방지구조 단자대의 연결단자(20)의 전·후 단부에 인입전선과 인출전선을 각각 연결하여 접지시킬 때에는, 각 고정나사(50)를 적절하게 풀어주어 코일스프링(40)에 의해 승강부재(30)가 상승하여 각 상편(31)과 상기 연결단자의 전·후 단부 사이를 원하는 간격으로 격리되게 한 다음에 이들 사이에 각각 인입·인출전선이 결속된 인입·인출단자를 개재시킨 상태에서 상기 각 고정나사들을 다시 조여서 고정시켜 주면 된다.When the lead wire and the lead wire are respectively connected to the front and rear ends of the connection terminal 20 of the screw detachment prevention structure terminal block assembled as described above, the fixing screw 50 is loosened appropriately to loosen the coil spring 40. By lifting the lifting member 30 by separating each upper piece 31 and the front and rear ends of the connecting terminal at a desired interval, and then the incoming and outgoing terminals respectively connected to the incoming and outgoing wires In the interposed state, each of the fixing screws may be tightened again to fix.

도 4a~d는 본 발명 다른 예에 따른 나사 이탈방지구조 단자대의 가공 및 사용 상태를 보인 정면도이다.Figure 4a ~ d is a front view showing the state of processing and use of the screw departure prevention structure terminal block according to another embodiment of the present invention.

도 4a~d의 본 발명 다른 예에 따른 나사 이탈방지구조 단자대는, 메인부재(10)·연결단자(20)·승강부재(30)·코일스프링(40)·고정나사(50)·사이드커버(60) 및 이탈방지수단(70)을 포함하여 구성되는 것은 상기 도 1,2의 단자대와 동일하며, 다만, 상기 이탈방지수단이 사이드커버와 메인부재 격벽(12)의 좌·우면 상단에 좌·우로 돌출되게 형성되는 걸이턱(72)(72')으로 되는 것을 특징으로 하는 것이다.4a to d according to another embodiment of the present invention, the screw departure prevention structure terminal block, main member 10, connecting terminal 20, lifting member 30, coil spring 40, fixing screw 50, side cover Consisting of 60 and the departure preventing means 70 is the same as the terminal block of FIGS. 1 and 2, provided that the departure preventing means is left on the upper left and right sides of the side cover and the main member partition wall 12. · It is characterized in that it becomes a hook jaw (72, 72') formed to protrude to the right.

이러한 걸이턱(72)(72')은, 메인부재(10) 및 사이드커버(60)를 성형할 때 상기 사이드커버와 메인부재 격벽(12)의 상단면이 중간에 전·후로 가로지르는 "V"자형태의 격리홈(14)에 의해 좌·우단부(15)(15')로 격리되게 형성한 다음 상기 좌·우단부를 가열프레스로 가압하여 좌·우단부가 격벽 및 사이드커버들 좌·우면의 상단에서 돌출되는 형태로 가공하여 형성된다.These hook jaws 72, 72', when forming the main member 10 and the side cover 60, the top surface of the side cover and the main member partition wall 12 crosses the front and back in the middle "V "It is formed to be isolated to the left and right ends 15 and 15' by the isolation groove 14, and then the left and right ends are pressurized with a heating press, so that the left and right ends are partition walls and side covers. It is formed by processing in the form of protruding from the top of.

이렇게 형성되는 좌·우의 걸이턱(72)(72')은, 나사공(32)을 통해 연결단자(20)의 전·후 나사체결공(21)에 각각 와셔(53)가 결합된 고정나사(50)를 먼저 체결시킨 메인부재(10)의 좌측면에 사이드커버(60)의 우측면을 결합 또는 상기 고정나사를 먼저 체결시킨 메인부재의 우측면에 고정나사를 먼저 체결시킨 다른 메인부재를 결합한 상태에서 상기 고정나사를 완전히 풀어주어 나사부(51)가 나사공(32)을 빠져나와도 상기 와셔의 좌·우부분이 좌·우의 걸이턱에 받쳐지게 되므로 메인부재와 사이드커버 또는 메인부재와 다른 메인부재의 사이에서 이탈하지 않게 되며, 이에 따라 고정나사(50)의 분실 등이 효과적으로 방지된다.The left and right hook jaws 72 and 72' formed in this way are fixed screws having washers 53 coupled to the screw fastening holes 21 before and after the connection terminals 20 through the screw holes 32. A state in which the right side of the side cover 60 is coupled to the left side of the main member 10 to which 50 is first fastened, or another main member in which the fixing screw is first fastened to the right side of the main member to which the fixing screw is first fastened. Since the fixing screw is completely loosened, the left and right portions of the washer are supported on the left and right hook jaws even when the screw portion 51 exits the screw hole 32, so that the main member and the side cover or the main member different from the main member It does not deviate from between, and accordingly, loss of the fixing screw 50 is effectively prevented.

10 : 메인부재 12 : 격벽
20 : 연결단자 21 : 나사체결공
30 : 승강부재 32 : 나사공
50 : 고정나사 53 : 와셔
53a,b : 이탈방지편 60 : 사이드커버
70 : 이탈방지수단 71,71' : 지지홈부
72,72' : 걸이턱 73 : 통로10: main member 12: bulkhead
20: connection terminal 21: screw fastening
30: lifting member 32: screw hole
50: fixing screw 53: washer
53a,b: departure prevention piece 60: side cover
70: departure prevention means 71,71': support groove
72,72': Hanging jaw 73: Passage

Claims (3)

격벽(12)의 좌측면에 형성되는 장착부(13)를 구비하는 메인부재(10)와, 상기 장착부(13)의 전·후 상단을 가로지르게 수평으로 장착되며 전·후 단부에 천공되는 나사체결공(21)을 구비하는 연결단자(20)와, 각 상·하편(31)(31')이 상기 연결단자(20)의 전·후 단부측 상·하에서 승강하게 설치되며 상편(31)에 나사공(32)이 천공된 전·후의 승강부재(30)와, 상기 전·후의 승강부재(30)를 강제로 상승시켜 주게 설치되는 코일스프링(40)과, 상기 나사공(32)을 통해 나사체결공(21)에 체결하며 나사부의 상단과 머리부 하면 사이의 목부에 이탈하지 않게 결합설치되는 와셔(53)를 구비하는 고정나사(50)와, 좌·우면이 상기 장착부(13)가 형성되지 않은 격벽(12)의 우측면과 동일한 형태로 형성되는 사이드커버(60) 및 메인부재(10)와 사이드커버(60)에 부설되며 고정나사(50)가 완전히 풀어져도 메인부재(10)와 사이드커버(60)들 사이 또는 메인부재(10)와 메인부재(10)들 사이로부터 이탈하지 않고 쉽게 다시 체결할 수 있는 상태를 유지하고 있도록 하는 이탈방지수단(70)을 포함하여 구성되는 나사 이탈방지구조 단자대에 있어서,
상기 이탈방지수단(70)은, 상기 나사체결공(21)에 대응하게 격벽(12)과 사이드커버(60)의 각 좌·우면 전·후부에 상단으로부터 개방되게 수직으로 함몰형성되는 전·후의 지지홈부(71)(71')와, 상기 지지홈부(71)(71')의 전·후 내면 상단에 상면은 하향경사지고 단부는 서로 격리되게 형성되는 걸이턱(72)(72')과, 상기 걸이턱(72)(72')들 사이에 형성되는 통로(73)와, 상기 와셔(53)의 외주 좌우에 두께는 상기 통로(73)의 간격에 대응하고 돌출되는 정도와 전·후폭은 지지홈부(71)(71')의 함몰되는 깊이와 전후 내면의 간격에 대응하게 형성되는 이탈방지편(53a)(53b)을 포함하여 구성되는 것을 특징으로 하는 나사 이탈방지구조 단자대.The main member 10 having a mounting portion 13 formed on the left side of the partition wall 12 and a screw fastening horizontally across the upper and rear ends of the mounting portion 13 and being screwed into the front and rear ends. The connecting terminal 20 provided with the ball 21, and each upper and lower pieces 31 and 31' are vertically installed at the upper and lower ends of the connecting terminal 20, and are installed on the upper piece 31. Through the coil spring 40 and the screw hole 32 is installed to forcibly raise the before and after the lifting member 30, the before and after the lifting member 30, the screw hole 32 is perforated The fastening screw 50 is fastened to the screw fastening hole 21 and provided with a washer 53 that is coupled to the neck between the upper end of the threaded portion and the lower surface of the head portion, and the mounting portion 13 has left and right surfaces. It is attached to the side cover 60 and the main member 10 and the side cover 60, which are formed in the same form as the right side of the non-formed partition wall 12, and even if the fixing screw 50 is completely loosened, the main member 10 and Screw release comprising a means for preventing separation 70 to maintain a state that can be easily refastened without leaving from between the side covers 60 or between the main member 10 and the main members 10 In the prevention structure terminal block,
The departure preventing means 70, before and after the vertical depression is formed to open from the top of the left and right sides of the partition wall 12 and the side cover 60 corresponding to the screw fastening hole 21 from the top. Support grooves (71, 71'), and the upper and lower surfaces of the front and rear inner surfaces of the support grooves (71, 71') are inclined downward and the ends are formed to be isolated from each other. , The thickness of the passage 73 formed between the hook jaws 72 and 72', and the thickness on the left and right of the outer circumference of the washer 53 correspond to the interval of the passage 73, and the degree of protruding and the front and rear width Silver support groove (71, 71') screw escape prevention structure terminal block characterized in that it comprises a departure prevention piece (53a) (53b) formed to correspond to the depth of the recessed depth and the inner surface of the front and rear. 삭제delete 삭제delete
KR1020180167178A 2018-12-21 2018-12-21 Terminal block to prevent screws from escaping being dislodged KR102128177B1 (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19990035154U (en) * 1999-06-03 1999-09-06 정창교 Bolting prevention equipment of cramping washer of terminal bloc for distributing wires of electric
KR200360779Y1 (en) 2004-05-28 2004-09-01 이원재 a stopper for an assembly type terminal
KR100879625B1 (en) 2007-05-21 2009-01-21 주식회사유성계전 Terminal block for electrical connect
KR200471154Y1 (en) 2013-11-05 2014-02-06 박정원 terminal block
KR101407703B1 (en) * 2013-05-02 2014-06-17 삼화기전 주식회사 Terminal Block used in increased safety electric wiring

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19990035154U (en) * 1999-06-03 1999-09-06 정창교 Bolting prevention equipment of cramping washer of terminal bloc for distributing wires of electric
KR200360779Y1 (en) 2004-05-28 2004-09-01 이원재 a stopper for an assembly type terminal
KR100879625B1 (en) 2007-05-21 2009-01-21 주식회사유성계전 Terminal block for electrical connect
KR101407703B1 (en) * 2013-05-02 2014-06-17 삼화기전 주식회사 Terminal Block used in increased safety electric wiring
KR200471154Y1 (en) 2013-11-05 2014-02-06 박정원 terminal block

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