KR20110004171U - Smoke cutoff apparatus for door - Google Patents

Smoke cutoff apparatus for door Download PDF

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Publication number
KR20110004171U
KR20110004171U KR2020090013700U KR20090013700U KR20110004171U KR 20110004171 U KR20110004171 U KR 20110004171U KR 2020090013700 U KR2020090013700 U KR 2020090013700U KR 20090013700 U KR20090013700 U KR 20090013700U KR 20110004171 U KR20110004171 U KR 20110004171U
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South Korea
Prior art keywords
door
housing
flame retardant
smoke
flame
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Application number
KR2020090013700U
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Korean (ko)
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홍종화
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홍종화
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Priority to KR2020090013700U priority Critical patent/KR20110004171U/en
Publication of KR20110004171U publication Critical patent/KR20110004171U/en

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    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B7/00—Special arrangements or measures in connection with doors or windows
    • E06B7/16—Sealing arrangements on wings or parts co-operating with the wings
    • E06B7/18—Sealing arrangements on wings or parts co-operating with the wings by means of movable edgings, e.g. draught sealings additionally used for bolting, e.g. by spring force or with operating lever
    • E06B7/20—Sealing arrangements on wings or parts co-operating with the wings by means of movable edgings, e.g. draught sealings additionally used for bolting, e.g. by spring force or with operating lever automatically withdrawn when the wing is opened, e.g. by means of magnetic attraction, a pin or an inclined surface, especially for sills
    • E06B7/215—Sealing arrangements on wings or parts co-operating with the wings by means of movable edgings, e.g. draught sealings additionally used for bolting, e.g. by spring force or with operating lever automatically withdrawn when the wing is opened, e.g. by means of magnetic attraction, a pin or an inclined surface, especially for sills with sealing strip being moved to a retracted position by elastic means, e.g. springs
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B7/00—Special arrangements or measures in connection with doors or windows
    • E06B7/16—Sealing arrangements on wings or parts co-operating with the wings
    • E06B7/18—Sealing arrangements on wings or parts co-operating with the wings by means of movable edgings, e.g. draught sealings additionally used for bolting, e.g. by spring force or with operating lever
    • E06B7/20—Sealing arrangements on wings or parts co-operating with the wings by means of movable edgings, e.g. draught sealings additionally used for bolting, e.g. by spring force or with operating lever automatically withdrawn when the wing is opened, e.g. by means of magnetic attraction, a pin or an inclined surface, especially for sills
    • E06B2007/202—Actuator connected to wing frame
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
    • E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
    • E06B5/16—Fireproof doors or similar closures; Adaptations of fixed constructions therefor
    • E06B5/168—Shape of edges of wing and/or its frame specially adapted therefor

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  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Special Wing (AREA)

Abstract

도어용 차연장치가 개시된다. 상기 차연장치는 도어틀을 따라 설치되는 하우징; 및 상기 하우징 내측을 따라 설치되며 일부가 상기 하우징 외측으로 돌출되는 차연부재;를 포함하며, 상기 차연부재는 도어가 닫혀있을 때 상기 도어의 측단을 따라 밀착되어 상기 도어틀과 도어 사이에 형성된 틈새를 폐쇄하는 것을 특징으로한다.

Figure P2020090013700

도어, 문, 연기, 차연, 제연, 문틈

Disclosed is a smoke shield for a door. The smoking device comprises a housing installed along the door frame; And a flame retardant member installed along the inside of the housing and partially protruding outward from the housing, wherein the flame retardant member is in close contact with the side end of the door when the door is closed to form a gap formed between the door frame and the door. Characterized by closing.

Figure P2020090013700

Door, door, smoke, smoke prevention, smoke removal, door gap

Description

도어용 차연장치{Smoke cutoff apparatus for door}Smoke cutoff apparatus for doors {Smoke cutoff apparatus for door}

본 고안은 도어용 차연(遮煙)장치에 관한 것으로, 특히 화재 발생 시 도어와 도어틀 사이의 틈새로 연기가 새어 들어오는 것을 차단하기 위한 도어용 차연장치에 관한 것이다.The present invention relates to a smoke retarder for a door, and more particularly to a smoke retarder for preventing smoke from leaking into the gap between the door and the door frame when a fire occurs.

일반적으로, 화재 발생 시 불에 의해 사망하는 것보다 오히려, 연기에 의해 질식사하는 비율이 높기 때문에 방화문은 단지 불길의 번짐을 저지할 뿐만 아니라, 연기로 인한 사고 방지 기능도 요구되고 있다.In general, fire doors are not only to prevent the spread of fire, but also to prevent the accident due to the smoke because of the high rate of asphyxiation by smoke rather than death by fire in the event of fire.

따라서 종래와 같이 방화문를 단지 닫는 것만으로는 충분하지 않고 방화문의 테두리로부터 연기가 새지 않도록 할 필요가 있다.Therefore, it is not enough to simply close the fire door as in the prior art and it is necessary to prevent smoke from leaking from the edge of the fire door.

이를 위해 국내특허등록 제526151호에는 도어와 도어틀 사이의 틈새를 폐쇄하기 위한 방화문용 차연장치가 개시되어 있다.To this end, Korean Patent Registration No. 526151 discloses a flame retardant device for fire doors for closing a gap between a door and a door frame.

그런데 상기 종래의 차연장치는 그 구조가 복잡하고 많은 부품으로 이루어져 있어, 시공 시 작업 시간이 많이 소요되는 것은 물론, 유지보수가 용이하지 못한 문제점이 있었다.By the way, the conventional smoking apparatus has a complicated structure and consists of many parts, it takes a lot of work time during construction, and there was a problem that maintenance is not easy.

상기 문제점을 해결하기 위해, 본 고안은 구조가 간단하여 시공 및 유지보수가 용이하고, 아울러 도어와 도어틀 사이의 틈새를 확실하게 폐쇄할 수 있는 도어용 차연장치를 제공하는 것을 목적으로 한다.In order to solve the above problems, the present invention aims to provide a smoke retarder for a door that is simple in construction and easy to install and maintain, and can also securely close the gap between the door and the door frame.

상기 목적을 달성하기 위해, 본 고안은 도어틀을 따라 설치되는 하우징; 및 상기 하우징 내측을 따라 설치되며 일부가 상기 하우징 외측으로 돌출되는 차연부재;를 포함하며, 상기 차연부재는 도어가 닫혀있을 때 상기 도어의 측단을 따라 밀착되어 상기 도어틀과 도어 사이에 형성된 틈새를 폐쇄하는 것을 특징으로 하는 도어용 차연장치를 제공한다.In order to achieve the above object, the present invention is a housing installed along the door frame; And a flame retardant member installed along the inside of the housing and partially protruding outward from the housing, wherein the flame retardant member is in close contact with the side end of the door when the door is closed to form a gap formed between the door frame and the door. It provides a smoke shield for the door, characterized in that the closing.

상기 하우징은 도어측을 향하여 개방된 관통부분이 상기 하우징의 길이방향을 따라 형성되며, 상기 차연부재는 상기 관통부분을 통과하는 돌기부가 상기 차연부재를 따라 형성될 수 있다.The housing may have a through portion open toward the door side along a longitudinal direction of the housing, and the flame retardant member may have a protrusion passing through the through portion along the flame retardant member.

상기 돌기부는 상기 도어와 접촉하는 부분이 곡률을 갖도록 만곡 형성되는 것이 바람직하다.Preferably, the protrusion is curved so that a portion in contact with the door has a curvature.

상기 차연부재는 상기 도어에 밀착되도록 상기 하우징 내측과 차연부재 후방 사이에 설치된 다수의 리턴스프링에 의해 상기 도어 측으로 가압된 상태로 배치될 수 있다.The flame retardant member may be disposed in a state of being pressed toward the door by a plurality of return springs installed between the inner side of the housing and the rear of the flame retardant member to closely contact the door.

상기 직각방향으로 인접하게 배치된 상기 차연장치의 차연부재는 각각 접하는 측이 상호 밀착되도록 각각 경사면이 형성되는 것이 바람직하다.It is preferable that the inclined surfaces are respectively formed such that the side surfaces of each of the flame retardant devices disposed adjacent to each other in the orthogonal direction are in close contact with each other.

상기 하우징은 내측에 설치된 차연부재가 상기 하우징 양단으로 돌출되는 것을 제한하도록, 상기 하우징 양단에 각각 결합되는 한쌍의 마감캡을 구비할 수 있다.The housing may include a pair of closing caps respectively coupled to both ends of the housing so as to limit the difference between the flame-retardant members installed inside the housing.

상기 하우징은 상기 차연부재가 상기 도어의 개폐동작에 방해되지 않도록 상기 도어의 중심을 기준으로 상기 도어가 닫히는 방향 측으로 편향 되게 배치되는 것이 바람직하다.The housing may be disposed to be biased toward the side in which the door is closed with respect to the center of the door so that the shield member does not interfere with the opening and closing operation of the door.

상기한 바와 같이 본 고안에 있어서는, 도어가 닫힌 상태에서 차연부재는 항상 도어의 측단을 따라 밀착된 상태를 유지하므로, 화재 발생 시 차연부재를 동작시키기 위한 별도의 구동장치를 구비할 필요가 없으므로 전체적으로 간단한 구조로 제작할 수 있는 것은 물론 시공이 간편하고 유지보수가 용이하므로 제작 및 관리비용을 줄일 수 있는 이점이 있다.As described above, in the present invention, since the flame retardant member is always kept in close contact with the side end of the door in the closed state, it is not necessary to provide a separate driving device for operating the flame retardant member in the event of a fire as a whole. Not only can be manufactured in a simple structure, but also easy to install and easy to maintain, there is an advantage to reduce the production and management costs.

이하, 본 고안의 일 실시예에 따른 도어용 차연장치를 첨부된 도면을 참고하여 설명한다.Hereinafter, with reference to the accompanying drawings, a smoke device for a door according to an embodiment of the present invention.

첨부된 도 1은 본 고안의 일 실시예에 따른 도어용 차연장치를 나타내는 개략사시도이고, 도 2는 본 고안의 일 실시예에 따른 도어용 차연장치가 도어틀에 설치된 상태를 나타내는 개략도이다.Attached Figure 1 is a schematic perspective view showing a smoke device for a door according to an embodiment of the present invention, Figure 2 is a schematic view showing a state in which the smoke device for a door according to an embodiment of the present invention is installed in the door frame.

도 1 및 도 2를 참고하면, 본 고안의 일 실시예에 따른 도어용 차연장치는 도어틀(3)의 상하좌우에 각각 삽입된다.Referring to Figures 1 and 2, the door flame retarder according to an embodiment of the present invention is inserted into the top, bottom, left and right of the door frame (3), respectively.

본 실시예의 차연장치(100)는, 도 1에 도시된 바와 같이, 하우징(110), 차연부재(130), 리턴스프링(150) 및 마감캡(170)을 포함한다.As shown in FIG. 1, the flame retardant device 100 of the present embodiment includes a housing 110, a flame retardant member 130, a return spring 150, and a closing cap 170.

하우징(110)은 도어틀(3)의 길이방향을 따라 설치되며, 내부에 차연부재(130)를 수용하기 위한 소정의 공간부를 가지는 각파이프 형상으로 이루어진다. 또한 도어(5)에 인접한 하우징(110)의 일측에는 후술하는 차연부재(130)의 돌기부(137)가 통과하는 관통구멍(111)이 하우징(110)의 길이방향을 따라 형성된다.The housing 110 is installed along the longitudinal direction of the door frame 3 and has a square pipe shape having a predetermined space for accommodating the flame retardant member 130 therein. In addition, one side of the housing 110 adjacent to the door (5) is formed with a through hole 111 through which the protrusion 137 of the flame-retardant member 130, which will be described later, passes along the longitudinal direction of the housing (110).

또한 하우징(110)은 차연부재(130)가 도어(5)의 개폐동작에 방해되지 않도록 도어(5)의 중심을 기준으로 도어(5)가 닫히는 방향 측으로 편향 배치된다.In addition, the housing 110 is disposed to be deflected toward the direction in which the door 5 is closed with respect to the center of the door 5 so that the flame retardant member 130 does not interfere with the opening and closing operation of the door 5.

차연부재(130)는 몸체부(131)와 돌기부(137)를 포함한다. 몸체부(131)는 하우징(110)에 내측에서 도어(5) 측을 향해 슬라이딩 가능하게 이동한다. 또한 몸체부(131)는 길이방향을 따라 양측에 단턱(133)이 형성되며, 이 단턱(133)은 하우징(110)의 관통구멍(111) 양측으로 형성된 절곡부(113)에 걸려 몸체부(131)가 하우징(110)으로부터 이탈되는 것을 방지한다. 더욱이 몸체부(131)는 후방에 리턴스프링(150)이 삽입되는 삽입홈(135)이 다수개 형성된다.The flame retardant member 130 includes a body portion 131 and a protrusion 137. The body 131 slidably moves toward the door 5 side from the inside of the housing 110. In addition, the body portion 131 has stepped portions 133 formed at both sides along the longitudinal direction, and the stepped portions 133 are caught by the bent portion 113 formed at both sides of the through hole 111 of the housing 110. 131 prevents the housing 110 from being separated. Furthermore, the body portion 131 is formed with a plurality of insertion grooves 135 into which the return spring 150 is inserted at the rear.

돌기부(137)는 몸체부(131)의 일면을 따라 소정 높이로 돌출되며, 하우징(110)의 관통구멍(111)을 관통한다. 상기 돌기부(137)는 도어(5)와 접촉하는 부분이 소정 곡률을 갖도록 만곡 형성한다. 이에 따라, 돌기부(137)는 도어(5)와 상호 선접촉된 상태로 도어틀(3)과 도어(5) 사이의 기밀을 유지한다. 또한 돌기부(137)는 양단에 각각 경사면(139)이 형성되며, 이 경사면(139)은 직각방향으로 상호 인접하게 배치된 각 차연장치(100)의 차연부재(130) 간의 접촉 시 소정의 틈 이 발생하지 않도록 각 차연부재(130)를 상호 밀착시키는 역할을 한다.The protrusion 137 protrudes to a predetermined height along one surface of the body 131 and penetrates the through hole 111 of the housing 110. The protrusion 137 is formed to be curved such that a portion in contact with the door 5 has a predetermined curvature. Accordingly, the protrusion 137 maintains the airtight between the door frame 3 and the door 5 in a state of being in linear contact with the door 5. In addition, the protrusion 137 has inclined surfaces 139 formed at both ends thereof, and the inclined surface 139 has a predetermined gap in contact between the flame-retardant members 130 of each of the flame-retardant devices 100 disposed adjacent to each other in a perpendicular direction. In order not to occur, it serves to closely adhere to each of the insulation members 130.

리턴스프링(150)은 도어(5)가 닫힌 상태에서 차연부재(130)를 도어(5) 측으로 밀어 줌으로써 차연부재(130)의 돌기부(137)가 도어(5)에 밀착된 상태를 유지토록 한다. 상기 리턴스프링(150)은 일측이 몸체부(131)의 삽입홈(135)에 삽입되고 타측이 하우징(110)의 내주면에 지지된다. 이러한 리턴스프링(150)은 적어도 2개가 설치되며 그 설치위치는 몸체부(131)의 양측에 각각 1개씩 설치할 수 있다. 물론 리턴스프링(150)의 탄성계수나 길이를 고려하여 2이상 설치하는 것도 가능하다.The return spring 150 keeps the protrusion 137 of the flame retardant member 130 in close contact with the door 5 by pushing the flame retardant member 130 toward the door 5 while the door 5 is closed. . The return spring 150 is one side is inserted into the insertion groove 135 of the body portion 131 and the other side is supported on the inner peripheral surface of the housing 110. At least two of these return springs 150 are installed, and the installation positions thereof may be installed one at each side of the body 131. Of course, it is also possible to install two or more in consideration of the elastic modulus or length of the return spring 150.

마감캡(170)은 하우징(110) 내측에 설치된 차연부재(130)가 하우징(110) 양단으로 돌출되는 것을 제한하도록 하우징(110) 양단에 각각 결합된다. 상기 마감캡(170)은 하우징(110)에 고정될 수 있도록 하우징(110) 내측으로 삽입되는 삽입돌기(171)를 형성한다. 또한 마감캡(170)은 차연부재(130)의 돌기부(137)와 마찬가지로 직각방향으로 상호 인접하게 배치된 각 차연장치(100)의 마감캡(170) 간의 접촉 시 소정의 틈이 발생하지 않도록 각 마감캡(170)을 상호 밀착시키는 밀착면(173)에 경사지게 형성된다.The closing cap 170 is coupled to both ends of the housing 110 so as to restrict protruding members 130 installed inside the housing 110 from protruding from both ends of the housing 110. The closing cap 170 forms an insertion protrusion 171 inserted into the housing 110 to be fixed to the housing 110. In addition, the closing cap 170 is formed so that a predetermined gap does not occur during contact between the finishing caps 170 of each of the flame-retardant devices 100 disposed adjacent to each other in a right angle like the protrusion 137 of the flame-retardant member 130. The finishing cap 170 is formed to be inclined to the contact surface 173 in close contact with each other.

상기와 같이 구성된 본 고안의 일 실시예에 따른 도어용 차연장치의 작용을 설명한다.It describes the operation of the smoke shield for the door according to an embodiment of the present invention configured as described above.

도 3 및 4는 본 고안의 일 실시예에 따른 도어용 차연장치가 설치된 도어틀에 도어가 개폐된 상태를 각각 나타내는 도면이고, 도 5는 도 3에 표시된 Ⅴ부분을 나타내는 확대도이고, 도 6은 도 4에 표시된 Ⅵ부분을 나타내는 확대도이다.3 and 4 are views respectively showing a state in which the door is opened and closed in the door frame provided with the door flame retarder according to an embodiment of the present invention, Figure 5 is an enlarged view showing the portion V shown in Figure 3, Figure 6 Is an enlarged view showing part VI shown in FIG.

먼저, 본 실시예의 도어용 차연장치(100)는 도어틀(3)과 도어(5) 사이에 형 성되는 틈새를 차단할 수 있도록 도어틀(3)의 상하좌우에 각각 설치된다.First, the door flame retardant device 100 of the present embodiment is installed in the upper, lower, left, and right sides of the door frame 3 so as to block a gap formed between the door frame 3 and the door 5.

차연장치(100)는, 도 3 및 도 5와 같이, 도어(5)가 닫힌 상태에서 차연부재(130)에 의해 도어틀(3)과 도어(5) 사이에 형성된 틈새를 폐쇄하여 기밀을 유지한다. 즉, 차연부재(130)는 리턴스프링(150)에 의해 도어(5) 측으로 가압되어 지속적으로 도어(5)의 일면(5a)에 차연부재(130)의 돌기부(137)가 밀착된 상태를 유지한다.As shown in FIGS. 3 and 5, the flame retardant device 100 maintains air tightness by closing a gap formed between the door frame 3 and the door 5 by the flame retardant member 130 in a state where the door 5 is closed. do. That is, the flame retardant member 130 is pressed toward the door 5 by the return spring 150 to maintain a state in which the protrusion 137 of the flame retardant member 130 is in close contact with one surface 5a of the door 5. do.

반대로 차연장치(100)는 도어(5)가 열린 상태에서, 도 4 및 도 6과 같이, 도어(5)와의 밀착이 해제된다. 이 경우 차연부재(130)는 리턴스프링(150)에 의해 하우징(110)의 관통구멍(111) 측으로 이동하되, 하우징(110)의 절곡부(113)에 단턱(133)이 걸리면서 이동이 제한된다.On the contrary, in the state in which the flame retardant device 100 is open, as shown in FIGS. 4 and 6, close contact with the door 5 is released. In this case, the flame retardant member 130 is moved to the through hole 111 side of the housing 110 by the return spring 150, the movement is limited while the stepped portion 133 is caught by the bent portion 113 of the housing 110. .

이처럼 차연부재(130)는 리턴스프링(150)에 의해 하우징(110) 내에서 탄력적으로 배치되어 있다가, 도어(5)가 닫힘과 동시에 리턴스프링(150)의 탄력에 의해 자연스럽게 도어(5)에 밀착됨으로써 도어틀(3)과 도어(5) 사이의 기밀을 유지한다.Thus, the flame retardation member 130 is elastically disposed in the housing 110 by the return spring 150, and the door 5 is closed and at the same time the elasticity of the return spring 150 to the door 5 naturally. By being in close contact, airtightness is maintained between the door frame 3 and the door 5.

도 3 및 도 4의 미설명부호 1은 벽체, 9는 손잡이이며, 도 3 내지 6의 미설명부호 7은 도어 힌지를 각각 나타낸다.3 and 4, reference numeral 1 denotes a wall, 9 denotes a handle, and reference numeral 7 of FIGS. 3 to 6 denotes a door hinge, respectively.

상기한 바와 같이 본 고안은 도어(5)가 닫힌 상태에서 차연부재(130)에 의해 도어틀(3)과 도어(5) 사이에 형성되는 틈새가 지속적으로 폐쇄된 상태를 유지하므로, 종래와 같이 차연부재(130)를 가동하기 위해 별도의 구동장치를 구비할 필요가 없다. 따라서 차연장치(100)는 전체적으로 심플한 구조로 제작할 수 있으며, 이에 따라 시공 및 유지보수가 용이고 제작 단가를 낮출 수 있다.As described above, the present invention maintains a state in which the gap formed between the door frame 3 and the door 5 by the flame retardant member 130 in the closed state of the door 5 is continuously closed, as in the prior art. It is not necessary to provide a separate driving device to operate the flame retardant member 130. Therefore, the flame retardant device 100 can be manufactured with a simple structure as a whole, and thus construction and maintenance can be easily performed, and manufacturing cost can be lowered.

이상과 같이, 본 고안은 비록 한정된 실시예와 도면에 의해 설명되었으나, 본 고안은 이것에 의해 한정되지 않으며, 본 고안이 속하는 기술 분야에서 통상의 지식을 가진 자에 의해 본 고안의 기술 사상과 아래에 기재될 실용신안등록청구범위의 균등범위 내에서 다양한 수정 및 변형 가능함은 물론이다.As described above, the present invention, although described by the limited embodiment and the drawings, the present invention is not limited by this, the technical spirit of the present invention and the following by those of ordinary skill in the art Various modifications and variations can be made within the equivalent scope of the utility model registration claims to be described in the following.

도 1은 본 고안의 일 실시예에 따른 도어용 차연장치를 나타내는 개략사시도,1 is a schematic perspective view showing a smoke shield for a door according to an embodiment of the present invention,

도 2는 본 고안의 일 실시예에 따른 도어용 차연장치가 도어틀에 설치된 상태를 나타내는 개략도,Figure 2 is a schematic diagram showing a state in which the smoke device for a door according to an embodiment of the present invention is installed in the door frame,

도 3 및 4는 본 고안의 일 실시예에 따른 도어용 차연장치가 설치된 도어틀에 도어가 개폐된 상태를 각각 나타내는 도면,3 and 4 are views respectively showing a state in which the door is opened and closed in the door frame provided with a door smoke eliminator according to an embodiment of the present invention,

도 5는 도 3에 표시된 Ⅴ부분을 나타내는 확대도,FIG. 5 is an enlarged view illustrating part V shown in FIG. 3;

도 6은 도 4에 표시된 Ⅵ부분을 나타내는 확대도이다.FIG. 6 is an enlarged view illustrating part VI shown in FIG. 4.

* 도면 내 주요부분에 대한 부호 설명 *Explanation of symbols on the main parts of the drawing

3: 도어틀 5: 도어3: door frame 5: door

7: 힌지 100: 차연장치7: hinge 100: flame retardant

110: 하우징 111: 절곡부110: housing 111: bend

130: 차연부재 131: 몸체부130: flame retardant member 131: body portion

133: 걸림턱 135: 삽입홈133: engaging jaw 135: insertion groove

137: 돌기부 139: 경사면137: protrusion 139: inclined surface

150: 리턴스프링 170: 캡150: return spring 170: cap

171: 고정돌기 173: 밀착면171: fixing protrusion 173: contact surface

Claims (7)

도어틀을 따라 설치되는 하우징; 및A housing installed along the door frame; And 상기 하우징 내측을 따라 설치되며 일부가 상기 하우징 외측으로 돌출되는 차연부재;를 포함하며,Includes; the exhaust member is installed along the inside of the housing and a part protruding out of the housing, 상기 차연부재는 도어가 닫혀있을 때 상기 도어의 측단을 따라 밀착되어 상기 도어틀과 도어 사이에 형성된 틈새를 폐쇄하는 것을 특징으로 하는 도어용 차연장치.The flame retardant device is a door smoke retarder, characterized in that when the door is closed close to the side end of the door closes the gap formed between the door frame and the door. 제1항에 있어서, 상기 하우징은 도어측을 향하여 개방된 관통부분이 상기 하우징의 길이방향을 따라 형성되며,According to claim 1, The housing is a through portion opened toward the door side is formed along the longitudinal direction of the housing, 상기 차연부재는 상기 관통부분을 통과하는 돌기부가 상기 차연부재를 따라 형성되는 것을 특징으로 하는 도어용 차연장치.The flame retardant device is a door smoke retarder, characterized in that the projection portion passing through the through portion is formed along the flame retardant member. 제2항에 있어서, 상기 돌기부는 상기 도어와 접촉하는 부분이 곡률을 갖도록 만곡 형성되는 것을 특징으로 하는 도어용 차연장치.According to claim 2, The projection part door smoke retarder, characterized in that the curved portion so that the portion in contact with the door has a curvature. 제1항에 있어서, 상기 차연부재는 상기 도어에 밀착되도록 상기 하우징 내측과 차연부재 후방 사이에 설치된 다수의 리턴스프링에 의해 상기 도어 측으로 가압된 상태로 배치되는 것을 특징으로 하는 도어용 차연장치.The apparatus of claim 1, wherein the flame retardant member is disposed to be pressed toward the door by a plurality of return springs installed between the inner side of the housing and the rear of the flame retardant member to closely contact the door. 제1항에 있어서, 상기 직각방향으로 인접하게 배치된 상기 차연장치의 차연부재는 각각 접하는 측이 상호 밀착되도록 각각 경사면이 형성되는 것을 특징으로 하는 도어용 차연장치.According to claim 1, The flame-retardant device for the door, characterized in that the inclined surface is formed so that the side of the flame-retardant member of the smoke-removing device disposed adjacent to each other in a perpendicular direction are in close contact with each other. 제1항에 있어서, 상기 하우징은 내측에 설치된 차연부재가 상기 하우징 양단으로 돌출되는 것을 제한하도록, 상기 하우징 양단에 각각 결합되는 한쌍의 마감캡을 구비하는 것을 특징으로 하는 도어용 차연장치.The device of claim 1, wherein the housing includes a pair of finishing caps respectively coupled to both ends of the housing so as to restrict protruding members installed inside the housing from protruding from both ends of the housing. 제1항에 있어서, 상기 하우징은 상기 차연부재가 상기 도어의 개폐동작에 방해되지 않도록 상기 도어의 중심을 기준으로 상기 도어가 닫히는 방향 측으로 편향 되게 배치되는 것을 특징으로 하는 도어용 차연장치.The apparatus of claim 1, wherein the housing is disposed so as to be biased toward the side in which the door is closed with respect to the center of the door so that the smoking member does not interfere with the opening and closing operation of the door.
KR2020090013700U 2009-10-21 2009-10-21 Smoke cutoff apparatus for door KR20110004171U (en)

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KR2020090013700U KR20110004171U (en) 2009-10-21 2009-10-21 Smoke cutoff apparatus for door

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102231763B1 (en) 2020-06-09 2021-03-23 박형준 Sealing Apparatus of Door Frame
KR102536377B1 (en) * 2022-04-15 2023-05-26 전재완 Spring gasket for door frame with airtight function

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102231763B1 (en) 2020-06-09 2021-03-23 박형준 Sealing Apparatus of Door Frame
KR102536377B1 (en) * 2022-04-15 2023-05-26 전재완 Spring gasket for door frame with airtight function

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