KR100846009B1 - Apparatus for door lock - Google Patents

Apparatus for door lock Download PDF

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Publication number
KR100846009B1
KR100846009B1 KR1020070026185A KR20070026185A KR100846009B1 KR 100846009 B1 KR100846009 B1 KR 100846009B1 KR 1020070026185 A KR1020070026185 A KR 1020070026185A KR 20070026185 A KR20070026185 A KR 20070026185A KR 100846009 B1 KR100846009 B1 KR 100846009B1
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KR
South Korea
Prior art keywords
link member
hole
casing
door
locking
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KR1020070026185A
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Korean (ko)
Inventor
조현식
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조현식
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Publication of KR100846009B1 publication Critical patent/KR100846009B1/en

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    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B9/00—Lock casings or latch-mechanism casings ; Fastening locks or fasteners or parts thereof to the wing
    • E05B9/08—Fastening locks or fasteners or parts thereof, e.g. the casings of latch-bolt locks or cylinder locks to the wing
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
    • E05B15/04—Spring arrangements in locks
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B3/00—Fastening knobs or handles to lock or latch parts
    • E05B3/08—Fastening the spindle to the follower

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lock And Its Accessories (AREA)

Abstract

A door lock is provided to increase reliability of products by improving a door opening/closing property and durability due to a coupling construction of a link member. A door lock includes a casing, a casing cover(14), first and second link members(20,40), a return spring(62), fixing bodies(60), and door handles(70,80). The casing contains a mounting space(11), an operating hole(12), and a guide hole. The casing cover is coupled to the casing, covering an opening of the casing. The first link member is supported by a shaft in the mounting space and includes an insertion hole(21) and a shaft hole(22). The second link member is inserted in the insertion hole with a pin(50) and is supported by a shaft on the guide hole. The return spring is installed in the mounting space in the rear of the first link member. The fixing bodies are positioned in front and rear of the shaft hole of the first link member and has a connection hole(61). The door handles are inserted in the connection hole and supported to the shaft hole of the first link member by a connection member(55).

Description

도어 잠금장치{APPARATUS FOR DOOR LOCK}Door lock {APPARATUS FOR DOOR LOCK}

도 1은 본 발명인 도어 잠금장치 구성을 도시한 분해 사시도.1 is an exploded perspective view showing the configuration of the present invention door lock device.

도 2는 본 발명 구성에서 케이싱 내부로 설치된 제 1,2 링크부재 구성을 통한 락킹전 상태를 도시한 사시도.Figure 2 is a perspective view showing a state before locking through the first and second link member configuration installed into the casing in the present invention configuration.

도 3은 본 발명인 제 1,2 링크부재의 작동시 잠금부가 돌출되어 락킹이 이루어진 상태를 도시한 사시도.Figure 3 is a perspective view showing a state in which the locking is protruded during the operation of the first and second link members of the present invention made locking.

도 4는 본 발명인 도어 잠금장치의 조립상태 구성을 도시한 사시도.Figure 4 is a perspective view showing the assembled state of the door lock device of the present invention.

* 도면중 주요 부분에 대한 부호의 설명 *Explanation of symbols on main parts of drawing

10 - 케이싱 11 - 수용부10-casing 11-receptacle

12 - 작동홀 13 - 가이드홀12-operating hole 13-guide hole

14 - 케이싱커버 15 - 고정축14-casing cover 15-fixed shaft

20 - 제 1 링크부재 21 - 끼움홀20-first link member 21-fitting hole

22 - 축지홀 23 - 걸림홈22-Shaft Holes 23-Hanging Grooves

40 - 제 2 링크부재 41 - 슬라이드홀40-second link member 41-slide hole

42 - 걸림부 50 - 고정핀42-engaging part 50-retaining pin

55 - 연결부재 60 - 고정본체55-connecting member 60-fixed body

61 - 연결홀 62 - 리턴스프링61-connecting hole 62-return spring

70 - 전면 도어핸들 80 - 후면 도어핸들70-Front Door Handle 80-Rear Door Handle

90 - 캣치박스90-Catch Box

본 발명은 도어 잠금장치에 관한 것으로, 더 상세하게는 건축물의 도어 전, 후 및 측면부로 연계 설치되면서 도어를 단속시키는 도어 잠금장치 구성을 링크수단을 통해 단속할 수 있도록 구성하여 작동성 및 내구성을 향상시킬 수 있도록 발명된 것이다.The present invention relates to a door locking device, and more particularly, to operate the door lock device to control the door lock mechanism to control the door while being linked to the front, rear and side portions of the building through the link means to improve operability and durability. It is invented to improve.

일반적으로, 각종 건축물이나 아파트 등의 방과 현관에는 도어가 개폐 가능하게 설치되어 있다.Generally, doors are provided in the rooms and entrances of various buildings and apartments so as to be openable and openable.

그리고, 통상적인 도어의 전, 후부와 측면 문틀 내측으로는 잠금장치가 도어 전후로 형성된 도어핸들을 통해 도어의 개폐를 단속할 수 있는 구성이다.In addition, the front and rear and the side door frame of the conventional door is configured to lock the opening and closing of the door through the door handle formed before and after the door.

즉, 도어를 기준으로 도어 전, 후로 연계 형성된 도어핸들을 회전시키는 구성을 통해서 도어 일측으로 구비된 잠금수단이 연계 작동되면서 문틀의 단속홈에서 이탈 및 출입하는 구성으로 도어 개폐가 이루어지는 것이다.That is, the door opening and closing is made by the locking means provided to one side of the door through the configuration to rotate the door handle formed before and after the door relative to the door to move away from the intermittent groove of the door frame.

또한, 일반적인, 도어 잠금장치 구성에서 도어핸들의 회전시 연계 작동되는 잠금수단은 전, 후 도어핸들이 연결부재를 통해 축지된 상태에서 스프링을 통한 잠금수단의 잠금쇠가 문틀의 단속홈에서 진, 퇴되는 구성으로 도어단속이 이루어지는 것이다.In addition, in the general door lock configuration, the locking means that is interlocked when the door handle is rotated, the front and rear door handle is locked through the connecting member, the locking means of the locking means through the spring is moved from the intermittent groove of the door frame Door lock is made by the configuration.

따라서, 최근에는 도어 잠금장치의 작동성 및 조작성, 그리고 제품의 내구성을 감안한 제품이 요구되고 있는 실정이다.Therefore, in recent years, there is a demand for a product considering the operability and operability of the door locking device and durability of the product.

상기와 같은 종래 도어 잠금장치의 경우 잠금수단의 구성이 도어핸들의 회전시 스프링을 통한 잠금쇠의 진퇴로 단속되는 구성이므로, 장시간 사용시에는 내구성 및 작동성이 저하되고, 비교적 그 구성이 복잡하여 생산단가 역시 상승되는 문제점이 있었다.In the case of the conventional door lock as described above, since the locking means is configured to be clamped by the retraction of the clamp through the spring when the door handle is rotated, the durability and operability decreases when used for a long time, and the structure is relatively complicated. There was a problem rising too.

또한, 이러한 구성이 이외에 다른 잠금장치의 구성들도 통상 스프링을 통해 잠금장치의 작동이 이루어지는 구성이므로, 부품수 증대 및 이로 인한 설치공간을 크게 차지하며, 유지 보수 편의성이 극히 저하되는 폐단이 있었다.In addition, in addition to this configuration, the configuration of the other locking device is also configured to operate the locking device through the spring, so that the number of parts and the installation space is largely occupied, there was a closed end that the maintenance convenience is extremely reduced.

본 발명의 목적은 비교적 간단한 구성의 링크수단을 통해 도어를 단속할 수 있도록 구성하여 작동성 및 내구성을 향상시킬 수 있도록 한 도어 잠금장치를 제공하는 데 있다.An object of the present invention is to provide a door lock device to improve the operability and durability by configuring the door through the link means of a relatively simple configuration.

본 발명의 다른 목적은, 제품의 사용 편의성 및 신뢰성을 향상시킬 수 있도록 한 도어 잠금장치를 제공하는 데 있다.Another object of the present invention is to provide a door lock device to improve the ease of use and reliability of the product.

이러한 본 발명의 목적은, 도어 내측으로 설치되며, 내부로는 일측이 개구된 수용부(11)가 형성되고, 작동홀(12)과 가이드홀(13)이 각각 형성되며 트여진 개구부에 케이싱커버(14)가 결합되는 케이싱(10)과;The object of the present invention is installed inside the door, the inner side is formed with a receiving portion 11 is opened one side, the operating hole 12 and the guide hole 13 is formed, respectively, casing cover in the opening opening A casing 10 to which 14 is coupled;

상기 케이싱(10)의 수용부(11) 일측부에 축지되며, 몸체 타측으로는 끼움홀(21)이 형성되며, 몸체 일측으로는 축지홀(22)이 형성되는 제 1 링크부재(20)와;The first link member 20 is decimated at one side of the receiving part 11 of the casing 10, and the fitting hole 21 is formed at the other side of the body, and the axial hole 22 is formed at one side of the body. ;

상기 제 1 링크부재(20)의 끼움홀(21)에 고정핀(50)을 통해 끼워진 상태에서 케이싱(10)의 가이드홀(13)에 축지될 수 있도록, 몸체 일측으로는 고정핀(50)이 끼워지는 슬라이드홀(41)이 구비되며, 몸체 타측 단부로는 걸림부(42)가 구비되는 제 2 링크부재(40)와;Fixing pin 50 on one side of the body so that the first link member 20 can be condensed in the guide hole 13 of the casing 10 in a state of being fitted through the fixing pin 50 in the fitting hole 21 of the first link member 20. The slide hole 41 is fitted is provided, and the second link member 40 is provided with a locking portion 42 to the other end of the body;

상기 케이싱(10)의 수용부(11) 일측 하부에 축지된 상태에서 제 1 링크부재(20)의 몸체 후측으로 밀착되게 설치되는 리턴스프링(62)과;A return spring 62 which is installed to be in close contact with the body rear side of the first link member 20 in a state where the casing 10 is accommodated in a lower portion of one side of the housing 11;

상기 도어를 중심으로 케이싱(10)의 제 1 링크부재(20)의 축지홀(22) 전, 후로 위치되며, 몸체 중앙으로는 연결홀(61)이 형성되는 고정본체(60)와;A fixed body 60 positioned before and after the axial hole 22 of the first link member 20 of the casing 10 around the door, and a connection hole 61 formed at the center of the body;

상기 고정본체(60)의 연결홀(61)과 제 1 링크부재(20)의 축지홀(22)에 연결부재(55)를 통해 축지지되는 전, 후 도어핸들(70)(80)로 구성되어 달성된다.Consists of the front and rear door handles 70 and 80 which are axially supported by the connection member 55 in the connection hole 61 of the fixed body 60 and the axial hole 22 of the first link member 20. Is achieved.

따라서, 본 발명인 도어 잠금장치는 도어핸들(70)(80)의 케이싱(10)의 가이드홀(13)을 중심으로 제 1,2 링크부재(20)(40)가 연계 작동되면서 도어 개폐를 단속할 수 있으므로, 작동성 및 내구성을 향상시킬 수 있는 것이다.Therefore, the door lock device of the present invention is intermittently operated by the first and second link members 20 and 40 around the guide hole 13 of the casing 10 of the door handles 70 and 80 to open and close the door. Since it can be done, it is possible to improve operability and durability.

그러므로, 제품의 신뢰성 및 사용 편의성을 향상시킬 수 있는 것이다.Therefore, it is possible to improve the reliability and ease of use of the product.

이하 본 발명의 바람직한 실시예를 첨부된 도면에 의해 상세히 설명하면 다음과 같다. Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

도 1은 본 발명인 도어 잠금장치 구성을 도시한 분해 사시도로 케이싱의 내측으로 위치되는 제 1,2 링크부재 및 고정본체와 도어핸들의 조립구성을 도시하고 있다.Figure 1 is an exploded perspective view showing the configuration of the door lock device of the present invention shows the assembling configuration of the first and second link members and the fixing body and the door handle located in the casing.

도 2는 본 발명 구성에서 케이싱 내부로 설치된 제 1,2 링크부재 구성을 통한 락킹전 상태를 도시한 사시도로 제 1,2 링크부재가 케이싱의 가이드홀 하부로 위치되면서 락킹되지 전 구성을 도시하고 있다.Figure 2 is a perspective view showing a state before locking through the first and second link member configuration installed into the casing in the present invention configuration showing the first and second link members are not locked while being positioned below the guide hole of the casing have.

도 3은 본 발명인 제 1,2 링크부재의 작동시 잠금부가 돌출되어 락킹이 이루어진 상태를 도시한 사시도로, 도어핸들의 회전시 연결부재를 통해 제 1 링크부재와 제 2 링크부재가 연계 자동되면서 제 2링크부재의 잠금부가 돌출되면서 락킹이 이루어지는 구성을 도시하고 있다.3 is a perspective view illustrating a state in which the locking part is protruded and locked when the first and second link members are operated, and the first link member and the second link member are automatically linked with each other through a connection member when the door handle is rotated. The locking portion of the second link member protrudes and shows a configuration in which locking is performed.

도 4는 본 발명인 도어 잠금장치의 조립상태 구성을 도시한 사시도이다.Figure 4 is a perspective view showing the assembled state of the present invention the door lock device.

즉, 도 1 에서 도 4에 도시한 바와 같이 본 발명인 도어 잠금장치는 제 1,2 링크부재가 케이싱의 가이드홀을 타고 승, 하강되는 구성에서 의해 도어단속을 수행할 수 있도록 구성된 것이다.That is, the door lock device of the present invention as shown in Figure 1 to Figure 4 is configured to perform the door lock by the configuration in which the first and second link members are raised and lowered through the guide hole of the casing.

상기 케이싱(10)은 몸체 내부로 수용부(11)가 형성되며 도면에서 도시한 바와 같이 트여진 수용부(11)는 케이싱커버(14)로 덮어지며, 케이싱(10)의 일 방향으로는 작동홀(12)이 뚫어지고, 몸체 전, 후 중앙부로는 종방향으로 가이드홀(13)이 형성된다.The casing 10 has an accommodating portion 11 formed inside the body, and as shown in the drawing, the opened accommodating portion 11 is covered with a casing cover 14 and operates in one direction of the casing 10. The hole 12 is drilled, and the guide hole 13 is formed in the longitudinal direction before and after the body.

상기 케이싱(10)의 몸체 전, 후 중앙부 종방향으로 형성되는 가이드홀(13)은 후술되는 제 1,2 링크부재(20)(40)가 고정핀(50)에 의해 축지지된 상태에서 상, 하 승하강 되는 구성에 의해 제 2 링크부재(40)의 걸림부(42)가 작동홀(12) 외측으로 돌출되면서 도어의 락킹 동작을 수행할 수 있는 것이다.The guide hole 13 formed in the longitudinal direction of the center portion before and after the body of the casing 10 is formed in a state where the first and second link members 20 and 40 to be described later are axially supported by the fixing pin 50. The locking portion 42 of the second link member 40 protrudes to the outside of the operation hole 12 by the configuration of lowering and lowering to perform the locking operation of the door.

또한, 상기 케이싱(10)의 수용부(11) 일측부에 축지되는 제 1 링크부재(20)는 몸체 타측으로 끼움홀(21)이 형성되며, 몸체 일측으로는 축지홀(22)이 형성된다.In addition, the first link member 20 supported by one side of the housing 11 of the casing 10 has a fitting hole 21 formed at the other side of the body, and a bearing hole 22 is formed at one side of the body. .

상기 제 1 링크부재(20)의 몸체 타측으로 형성되는 끼움홀(21)은 후술되는 제 2 링크부재(40)와 고정핀(50)에 의해 축지지되는 것이며, 제 2 링크부재(40)와 케이싱(10)의 가이드홀(13)을 통해 승, 하강될 수 있도록 끼움홀(21)은 장홀로 형성된다.The fitting hole 21 formed on the other side of the body of the first link member 20 is axially supported by the second link member 40 and the fixing pin 50 to be described later, and the second link member 40 and The fitting hole 21 is formed as a long hole so that the casing 10 may be raised or lowered through the guide hole 13.

그리고, 제 1 링크부재(20)의 축지홀(22)은 연결부재(55)를 통한 도어핸들(70)(80)과의 결합을 위해 형성되어, 도어핸들(70)(80)의 회전시 제 1 링크부재(20)가 함께 연동 회전할 수 있도록 구성된 것이다.In addition, the axial hole 22 of the first link member 20 is formed to be coupled to the door handles 70 and 80 through the connection member 55, so that the door handles 70 and 80 rotate. The first link member 20 is configured to rotate together.

한편, 상기 제 1 링크부재(20)의 끼움홀(21)에 고정핀(50)을 통해 결합되는 제 2 링크부재(40)는 제 1 링크부재(20)와 결합된 상태에서 케이싱(10)의 가이드홀(13)에 축지지될 수 있도록, 몸체 일측으로는 고정핀(50)이 끼워지는 슬라이드홀(41)이 구비되며, 몸체 타측 단부로는 걸림부(42)가 구비된다.Meanwhile, the second link member 40 coupled to the fitting hole 21 of the first link member 20 through the fixing pin 50 may have the casing 10 coupled to the first link member 20. In order to be axially supported by the guide hole 13 of the body, one side of the body is provided with a slide hole 41 is fitted with a fixing pin 50, the other end of the body is provided with a locking portion (42).

즉, 제 1 링크부재(20)의 끼움홀(21)과 제 2 링크부재(40)의 슬라이드홀(41)은 도면에서 도시한 바와 같이 장홀로 형성되므로, 연결부재(55)를 통한 도어핸 들(70)(80)의 회전시 제 1 링크부재(20)가 함께 회전하면서 고정핀(50)을 통해 연결된 제 2 링크부재(40)가 케이싱(10)의 종방향에 형성된 가이드홀(13)을 따라서 승, 하강 되면서 제 2 링크부재(40)의 걸림부(42)를 통해 도어를 단속 및 해제시킬 수 있는 것이다.That is, since the fitting hole 21 of the first link member 20 and the slide hole 41 of the second link member 40 are formed as long holes as shown in the drawing, the door handle through the connecting member 55 The guide hole 13 formed in the longitudinal direction of the casing 10 has a second link member 40 connected through the fixing pin 50 while the first link member 20 rotates together when the fields 70 and 80 rotate. Ascending and descending along), it is possible to control and release the door through the engaging portion 42 of the second link member 40.

따라서, 본 발명 구성인 도어 잠금장치는 도 2에서 도시한 바와 같이 초기 락킹전 상태에서는 제 1,2 링크부재(20)(40)를 상호 축지시키는 고정핀(50)이 케이싱(10)의 가이드홀(13) 하부로 위치되며, 이때 제 2 링크부재(40)의 걸림부(42)는 캣치박스(90) 내측으로 출입되지 않은 초기 락킹전 상태를 유지할 수 있는 것이다.Therefore, in the door lock device of the present invention, as shown in Figure 2, the fixing pin 50 for mutually condensing the first and second link members 20 and 40 in the state before the initial locking is guided by the casing 10. The lower portion of the hole 13 is positioned, and the locking portion 42 of the second link member 40 can maintain a state before initial locking that is not entered into the catch box 90.

그 후, 도어핸들(70)(80)을 회전시키면, 1차적으로 제 1 링크부재(20)가 연동 회전하면서, 고정핀(50)에 의해 연결된 제 2 링크부재(40)는 케이싱(10)의 가이드홀(13) 하부에서 상부로 슬라이드 이동되면서 제 2 링크부재(40)의 단부에 형성되는 걸림부(42)가 케이싱(10)의 작동홀(12) 외측으로 돌출되면서 캣치박스(90)에 삽입되면서 락킹이 이루어지는 것이다.Thereafter, when the door handles 70 and 80 are rotated, the first link member 20 is interlocked and rotated, and the second link member 40 connected by the fixing pin 50 is casing 10. The catching portion (42) formed at the end of the second link member (40) slides upward from the bottom of the guide hole (13) of the catch box (90) while protruding out of the operation hole (12) of the casing (10). It is inserted into the lock is made.

한편, 상기 케이싱(10)의 수용부(11) 일측 하부에 축지된 상태에서 제 1 링크부재(20)의 몸체 후측으로는 리턴스프링(62)이 밀착되게 설치된다.Meanwhile, the return spring 62 is installed in close contact with the body rear side of the first link member 20 in a state where the casing 10 is accommodated under one side of the housing 11.

즉, 케이싱(10)의 하부 일측부에서 고정축(15)에 설치된 리턴스프링(62)이 일측은 케이싱(10) 벽면에 밀착되게 타측은 제 1 링크부재(20)의 몸체 후측에 밀착되는 구성으로 형성되므로, 초기 락킹전 상태에서는 제 1 링크부재(20)의 유동 및 상승되는 것을 방지할 수 있는 것이다.That is, the return spring 62 installed on the fixed shaft 15 at one lower side of the casing 10 is configured to be in close contact with the body rear side of the first link member 20 so that one side is in close contact with the wall surface of the casing 10. Since it is formed, the first link member 20 can be prevented from flowing and rising in the state before the initial locking.

그 후, 도어핸들(70)(80)을 통한 회전시 제 1 링크부재(20)가 회전하면서 고 정핀(50)이 케이싱(10)의 가이드홀(13) 상부로 이동된 후 가이드홀(13) 상부로 위치되 상태에서는 리턴스프링(62)의 탄성력에 의해 제 1 링크부재(20)와 제 2 링크부재(40)가 삼각형 형상을 유지하면서 하부로 이동되는 것을 방지하며 셋팅 상태를 유지할 수 있는 것이다.Thereafter, when the first link member 20 rotates when the door handles 70 and 80 are rotated, the fixing pin 50 is moved to the upper part of the guide hole 13 of the casing 10 and then the guide hole 13. In the above state, the first link member 20 and the second link member 40 are prevented from being moved downward while maintaining the triangular shape by the elastic force of the return spring 62, thereby maintaining the setting state. will be.

따라서, 상기 제 1 링크부재(20)의 몸체 후측부에는 리턴스프링(62)과 보다 견고하게 밀착 지지될 수 있도록, 걸림홈(23)을 형성하는 것이 바람직하다.Therefore, it is preferable to form a locking groove 23 in the rear portion of the body of the first link member 20 so that the return spring 62 can be more tightly supported.

그리고, 본 발명인 도어 잠금장치 구성은 양방향 도어 개폐 방식은 물론 일방향 또는 록킹유지수단을 추가되는 도어핸들의 잠금장치에 모두 적용가능하며, 이러한 구성 또한 본 발명에 포함됨을 밝혀둔다.In addition, the present invention, the door lock device configuration is applicable to both the door handle locking method of the door handle is added as well as the one-way or locking holding means, this configuration is also found to be included in the present invention.

상기에서 설명한 것과 같이 본 발명인 도어 잠금장치는 비교적 간단한 구성인 링크부재의 연동구성에 의해 도어 개폐 작동성 및 내구성을 향상시킬 수 있으므로, 제품의 신뢰성을 향상시킬 수 있다.As described above, the door lock device of the present invention can improve the door opening and closing operability and durability by the interlocking configuration of the link member, which is a relatively simple configuration, thereby improving the reliability of the product.

그러므로, 제품의 신뢰도 향상으로 인한 생산자의 이익창출에 이바지할 수 있는 매우 유용한 발명인 것이다.Therefore, it is a very useful invention that can contribute to the profit generation of the producer by improving the reliability of the product.

Claims (2)

도어 내측으로 설치되며, 내부로는 일측이 개구된 수용부(11)가 형성되고, 작동홀(12)과 가이드홀(13)이 각각 형성되며 트여진 개구부에 케이싱커버(14)가 결합되는 케이싱(10)과;It is installed inside the door, the inner side is formed with a receiving portion 11 is opened, the operation hole 12 and the guide hole 13 is formed, respectively, the casing cover 14 is coupled to the open opening casing 10; 상기 케이싱(10)의 수용부(11) 일측부에 축지되며, 몸체 타측으로는 끼움홀(21)이 형성되며, 몸체 일측으로 축지홀(22)이 형성되는 제 1 링크부재(20)와;A first link member 20 which is supported on one side of the receiving part 11 of the casing 10, and a fitting hole 21 is formed at the other side of the casing 10, and a support hole 22 is formed at one side of the body; 상기 제 1 링크부재(20)의 끼움홀(21)에 고정핀(50)을 통해 끼워진 상태에서 케이싱(10)의 가이드홀(13)에 축지지될 수 있도록, 몸체 일측으로는 고정핀(50)이 끼워지는 슬라이드홀(41)이 구비되며, 몸체 타측 단부로는 걸림부(42)가 구비되는 제 2 링크부재(40)와;In order to be axially supported by the guide hole 13 of the casing 10 in a state of being fitted through the fixing pin 50 to the fitting hole 21 of the first link member 20, the fixing pin 50 to one side of the body The second link member 40 is provided with a slide hole 41 is fitted, the other end of the body is provided with a locking portion 42; 상기 케이싱(10)의 수용부(11) 일측 하부에 축지된 상태에서 제 1 링크부재(20)의 몸체 후측으로 밀착되게 설치되는 리턴스프링(62)과;A return spring 62 which is installed to be in close contact with the body rear side of the first link member 20 in a state where the casing 10 is accommodated in a lower portion of one side of the housing 11; 상기 도어를 중심으로 케이싱(10)의 제 1 링크부재(20)의 축지홀(22) 전, 후로 위치되며, 몸체 중앙으로는 연결홀(61)이 형성되는 고정본체(60)와;A fixed body 60 positioned before and after the axial hole 22 of the first link member 20 of the casing 10 around the door, and a connection hole 61 formed at the center of the body; 상기 고정본체(60)의 연결홀(61)과 제 1 링크부재(20)의 축지홀(22)에 연결부재(55)를 통해 축지지되는 전, 후 도어핸들(70)(80)로 구성됨을 특징으로 하는 도어 잠금장치.Consists of the front and rear door handles 70 and 80 that are axially supported by the connection member 55 in the connection hole 61 of the fixed body 60 and the axial hole 22 of the first link member 20. Door lock, characterized in that. 청구항 1에 있어서, 상기 제 1 링크부재(20)의 몸체 후측부에는 리턴스프 링(62)과 보다 견고하게 밀착 지지될 수 있도록, 걸림홈(23)이 형성됨을 특징으로 하는 도어 잠금장치.The door locking device according to claim 1, wherein a locking groove (23) is formed at a rear side of the body of the first link member (20) so that the return spring (62) can be tightly supported.
KR1020070026185A 2007-03-16 2007-03-16 Apparatus for door lock KR100846009B1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101145843B1 (en) 2010-03-22 2012-06-14 (주)동영산업 Dual-locking devices for fireproofing door

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20000024212A (en) * 2000-01-29 2000-05-06 이승 Doorkeybox Structure of button type doorlock
KR20020062411A (en) * 2001-01-20 2002-07-26 김종수 A lever type door lock
KR20030073839A (en) * 2002-03-13 2003-09-19 박지순 A disital door lock
KR20030097762A (en) * 2003-12-05 2003-12-31 김종수 Lever type door-rock

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20000024212A (en) * 2000-01-29 2000-05-06 이승 Doorkeybox Structure of button type doorlock
KR20020062411A (en) * 2001-01-20 2002-07-26 김종수 A lever type door lock
KR20030073839A (en) * 2002-03-13 2003-09-19 박지순 A disital door lock
KR20030097762A (en) * 2003-12-05 2003-12-31 김종수 Lever type door-rock

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101145843B1 (en) 2010-03-22 2012-06-14 (주)동영산업 Dual-locking devices for fireproofing door

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