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WO2018080062A1 - Butée pour fixer une porte coupe-feu - Google Patents

Butée pour fixer une porte coupe-feu Download PDF

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Publication number
WO2018080062A1
WO2018080062A1 PCT/KR2017/011303 KR2017011303W WO2018080062A1 WO 2018080062 A1 WO2018080062 A1 WO 2018080062A1 KR 2017011303 W KR2017011303 W KR 2017011303W WO 2018080062 A1 WO2018080062 A1 WO 2018080062A1
Authority
WO
WIPO (PCT)
Prior art keywords
fire door
screw
fire
door
pin
Prior art date
Application number
PCT/KR2017/011303
Other languages
English (en)
Korean (ko)
Inventor
탁우찬
Original Assignee
탁우찬
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 탁우찬 filed Critical 탁우찬
Publication of WO2018080062A1 publication Critical patent/WO2018080062A1/fr

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F5/00—Braking devices, e.g. checks; Stops; Buffers
    • E05F5/02—Braking devices, e.g. checks; Stops; Buffers specially for preventing the slamming of swinging wings during final closing movement, e.g. jamb stops
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
    • E05C19/00—Other devices specially designed for securing wings, e.g. with suction cups
    • 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
    • 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
    • E06B7/28—Other arrangements on doors or windows, e.g. door-plates, windows adapted to carry plants, hooks for window cleaners
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2800/00—Details, accessories and auxiliary operations not otherwise provided for
    • E05Y2800/40—Physical or chemical protection
    • E05Y2800/414—Physical or chemical protection against high or low temperatures
    • E05Y2800/416—Physical or chemical protection against high or low temperatures against fire
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
    • E05Y2900/13—Type of wing
    • E05Y2900/132—Doors
    • E05Y2900/134—Fire doors

Definitions

  • the present invention relates to a fixed stopper for a fire door, which is the door of the smoke control area, and more particularly, to simplify the structure to improve workability, and the fire door is pushed out by the pressure in the fire generating area in a state where the fire door is closed due to the fire. It relates to a closed holding stopper for fire doors that can be stably suppressed.
  • apartment houses or large buildings are equipped with smoke control systems, which prevent the spread of fire in the event of a fire, not only to ensure safety in evacuation, to prevent loss due to smoke, but also to secure a clock for extinguishing activities and toxic gases.
  • smoke control systems which prevent the spread of fire in the event of a fire, not only to ensure safety in evacuation, to prevent loss due to smoke, but also to secure a clock for extinguishing activities and toxic gases.
  • the fire door serves to prevent people from swelling and to prevent fire from moving in a fire area in which a smoke control facility is installed. Typically, when a smoke is detected by a smoke detector, the door closer is closed. It is configured to operate and close immediately.
  • the firefighting doors are regulated to have a structure in which fire doors are always kept closed or automatically closed due to the occurrence of smoke or temperature increase due to fire.
  • fire doors must be kept closed at all times.
  • the door closer is installed so that the door is normally kept open and the fire is automatically closed.
  • the handle side of the case-type fire door is provided with a hook to be pulled out in conjunction with the rotation of the handle, and a hook groove into which the latch is inserted into the door frame corresponding to the door frame is formed in the closed state.
  • the fire door is configured not to open to external force or wind, there is a problem that it is difficult to maintain a stable closing force in the event of a fire with only the handle having the latch.
  • the present invention has been made to solve the problems of the prior art as described above, the object of the present invention is to maintain a stable closed state even if the wind pressure acting as the expansion pressure due to the fire in the fire door is closed state
  • the object of the present invention is to maintain a stable closed state even if the wind pressure acting as the expansion pressure due to the fire in the fire door is closed state
  • a fixed stopper for a fire door for realizing the above object is a door frame formed by bending a steel plate and a fire door formed by bending a steel plate by being rotatably provided on the door frame.
  • the fixed stopper for the fire door is installed to prevent the fire door is closed by the wind pressure when the fire occurs, respectively, the end is fixed to one side of the iron plate rim of the iron plate of the door frame or fire door
  • a screw thread of a length member formed by forming a spiral on the periphery and an outer surface of a drill blade or a pointed tip to form a straight screw of a metal material having an expanded diameter on one side of the screw portion;
  • the direct connection screw is fixed to the steel plate on which the direct connection screw is installed, and a through hole through which a screw part is inserted is formed at the center thereof, and one side edge forms a seating groove part into which the head is inserted and is seated.
  • the fixing pin is inserted into the receiving space without interference when the fire door is rotated by being fixed by being inserted into an interference fit formed on one side of the steel plate rim of the remaining fire plate or the door frame corresponding to the fixing pin.
  • the thickness of the steel plate formed with a cup shape with one side open to separate the gasket flange portion having a diameter of the inlet side is bent outwardly and the installation hole is formed on one side of the outer side of the rim. It is characterized in that it comprises a; a pin push prevention tool made of a metal material having a plurality of engaging portions formed by protruding by pressure molding in the outward direction at intervals corresponding to the.
  • the door frame is formed by bending the iron plate and the door frame is rotatably provided to the door frame is installed in each of the fire door by bending the iron plate to prevent the closed fire door is pushed out by the wind pressure in the event of a fire
  • a fixed stopper for a fire door wherein the end portion is fixed to one side of the edge of the door frame, and a threaded portion of a length member formed by forming a spiral on the outer surface and a perforated portion formed in the form of a drill blade or a pointed tip to form a groove.
  • Direct screw having a diameter of one side of the screw portion made of a metal material consisting of a head;
  • the through-hole is formed at the center of the screw is inserted into the door frame in the state of being assembled to the direct screw, the one side of the frame is formed in the seat groove is inserted into the head is inserted into the other side of the door frame on the iron plate
  • a fixing pin made of a pillar-shaped metal material which forms a flat part which is processed to be in surface contact with the iron plate of the flat plate;
  • the cup is fixed to the installation hole formed on one side of the rim of the fire door corresponding to the fixing pin by the interference fit, the cup is open on one side so that the fixing pin is inserted into or separated into the receiving space without interference during the rotation of the fire door It has a shape, the inlet edge portion is bent to the outside to form a gasket flange having a diameter extended to the installation hole and the outer surface of one side of the edge to the thickness corresponding to the thickness of the fire door steel plate formed with the
  • the fixing pin is provided in a cylindrical shape having a diameter of 9 ⁇ 12mm, the pin pusher is provided to have an internal diameter of 18 ⁇ 24mm.
  • the pin pusher is formed on the outer surface of the threaded portion formed by forming a screw thread to be screwed into the installation hole, the inner bottom surface of the screw to apply a tightening or loosening force with a screw driver
  • the cross groove is formed.
  • the pin pusher is formed on the outer surface of the threaded portion formed by forming a screw thread to be screwed into the installation hole, the inner bottom surface is inserted into a multi-rod inserted tightening or loosening force
  • the socket portion formed by forming a groove of a polygon to apply is to protrude downward.
  • the fixed stopper for the fire door has a wind pressure that acts perpendicularly to the fire door due to the fire in the state in which the fire door is closed, while not affecting the opening and closing in the direction in which the fire door rotates. It is expected to have a useful effect that can greatly increase the reliability of closing the fire door by applying the expansion pressure due to the expansion of heat and air to maintain a stable and stable closed state.
  • the fixed stopper for the fire door of the present invention can not only maintain the closed state in the state in which the fire door is closed even if the door closer is damaged or malfunction, and the structure is simple and economical production and distribution is possible. Regardless of the change of the specification or shape of the fire door, it is possible to construct a general purpose, so there is a high degree of freedom in construction.
  • FIG. 1 is a perspective view for explaining the configuration of a fixed stopper for a fire door according to the present invention
  • FIG. 2 is a sectional view showing the main parts of an installation state according to a first embodiment of a fixed stopper for a fire door according to the present invention
  • FIG. 3 is a schematic view for explaining the mounting position of the fire door fixing stopper according to the present invention.
  • FIG. 4 is a cross-sectional view illustrating main parts of an application state of an installation state in accordance with another embodiment of a fixed stopper for a fire door according to the present invention
  • 5 to 8 is a view showing a second embodiment of the fixed stopper for the fire door according to the present invention.
  • 9 to 11 is a view showing a third embodiment of the fixed stopper for the fire door according to the present invention.
  • gasket flange portion 33 locking portion 35: receiving space
  • FIG. 1 is a perspective view for explaining the configuration of a fixed stopper for a fire door according to a first embodiment of the present invention.
  • the drawing is fixed by screwing on one side of the edge of the door frame (5) end is to extend from the perforated part 11 and the perforated part (11) processed in the form of a drill or pointed point to form a groove Direct connection screw (10) consisting of a screw portion 13 of the length member formed by forming a spiral on the outer surface and the head portion 15 having a diameter size relatively extended to extend from the screw portion 13, and the direct screw ( 10 is provided in a cylindrical shape with a through hole 21 formed in the center to penetrate the threaded portion 13 of one side, and a seating groove 23 is formed on one surface so that the head 15 is inserted and buried.
  • a through hole 21 formed in the center to penetrate the threaded portion 13 of one side
  • a seating groove 23 is formed on one surface so that the head 15 is inserted and buried.
  • To be buried in one side of frame (3) One side is provided in an open cup shape, but the inlet side edge portion is formed with a gasket flange portion 31 which is bent to extend outwards, the gap corresponding to the thickness of the fire door iron plate (3a) from the gasket flange portion 31
  • a fixed stopper for a fire door made of a pin pusher 30 having a locking portion (33) for protruding formed to create a fitting force.
  • FIG. 2 is a cross-sectional view showing an installation state of a fixed stopper for a fire door according to the first embodiment of the present invention.
  • the gasket flange portion 31 and the latching portion 33 which are expanded in diameter at intervals corresponding to the thickness of the fire door steel plate so as to be firmly fitted into the installation hole 3h formed in the fire door 3 steel plate. It is formed in the pin rolling prevention device 30 and the door frame (5) is fixedly installed in the receiving space 35 therein through the open inlet of the pin rolling prevention device 30 to generate a fire Fixing pin 20 for supporting the fire door (3) is pushed by the wind pressure due to the hole and the perforated part 11 and the screw 13 for fixing the fixing pin 20 to the door frame steel plate (5a) and A fixed stopper for a fire door is shown, which is composed of a direct screw (10) consisting of a head (15).
  • FIG. 3 is a schematic view for explaining a mounting position of the fire door fixing stopper according to the embodiment of FIG.
  • a door frame 5 provided in a rectangular frame shape and a fire door 3 hinged to the door frame 5 are provided to be rotatable, and one side of the door frame 5 is directly connected with a screw.
  • Fixing pin 20 is firmly fixed by the (10) is provided, the fire door (3) is a configuration in which the pin pusher 30 formed in the receiving space 35 is buried installed, the above
  • the fixed pin 20 and the pin pusher 30 are installed so that they do not interfere with each other when the fire door 3 rotates, but when the wind pressure acts on the fire door 3 in a closed state due to a fire, the fire door
  • the fixed stopper for the fire door is shown in multiple numbers in order to prevent the door 3 from being pushed out of the door frame 5. As shown in FIG.
  • Figure 4 is a perspective view for explaining the configuration of the fixed stopper for the fire door according to the present invention, and is similar to the configuration of Figure 1 shown above, but the installation position of the fixing pin 20 and the pin pusher 30 It is illustrated that the configuration in the opposite direction to each other.
  • the drawing is fixed to the one side of the edge of the fire door (3) by screwing the end portion to be drilled or drilled in the form of a drill blade or pointed point to form a groove to extend from the perforated part (11)
  • Direct connection screw (10) consisting of a screw portion 13 of the length member formed by forming a spiral on the outer surface and the head portion 15 having a diameter size relatively extended to extend from the screw portion 13, and the direct screw ( 10 is provided in a cylindrical shape with a through hole 21 formed in the center to penetrate the threaded portion 13 of one side, and a seating groove 23 is formed on one surface so that the head 15 is inserted and buried.
  • the gasket flange portion 31 is provided to have an open cup shape, and the inlet side edge portion is bent to extend outwardly, and a gap corresponding to the thickness of the door frame iron plate 5a is formed from the gasket flange portion 31.
  • a fixed stopper for a fire door made of a pin pusher 30 having a locking portion (33) for protruding and forming a fitting force.
  • the present invention provides a simple structure and good workability to enable installation without any limitations on the size and shape of the fire door (3), and fire occurs in a state where the fire door (3) is closed regardless of the function of the door closer.
  • the closed state that is, the state in which the fire door 3 is closed to the door frame 5 can be stably maintained even when the wind pressure is applied, thereby preventing the propagation of smoke or toxic gas, including flames.
  • the main technical feature is to provide a fixed stopper for the fire door.
  • the fixed stopper for the fire door is provided with a door frame 5, which is a door frame element formed by bending an iron plate, and the door frame 5 can be opened and closed. It is installed in the direct connection screw 10 and the fixing pin 20 and the door frame 5 or fire door (3) that is installed on any one of the door frame (5) or fire door (3) largely It consists of a pin pusher 30 to be installed on the remaining one iron plate, Figures 1 to 3 are to be opened and closed on the door frame 5 and the door frame 5 which is a door frame element formed by bending the iron plate. It is installed in the fire door (3) made by bending the iron plate similarly to be provided is directly installed in the direct connection screw 10 and the fixing pin (20) and the fire door (3) installed on the door frame (5) Composed of pin pusher 30 It is shown.
  • Direct screw 10 is a screw member made of a metal material that is screwed to the edge of the door frame 5 using a tool such as a screwdriver, in the present invention, the screw directly without drilling a separate hole in the door frame (5)
  • the end portion is formed with a drilled portion or a drilled portion 11 formed in the form of a pointed tip or a pointed tip, and is formed to extend to one side of the drilled portion 11 to form a spiral on the outer surface.
  • It is the structure which consists of the screw part 13 of a length member, and the head part 15 which has the diameter extended by extending to one side of this screw part 13, and is extended.
  • the fixing pin 20 is formed of a metal material fixed to the door frame iron plate 5a in a state of being assembled to the direct connection screw 10.
  • the fire door 3 will be described later without position interference by the rotation angle when the door is rotated.
  • the fire door (3) in the closed state the pin 20 is partially inserted into the pin pusher 30 Therefore, in this state, the operation of opening and closing the fire door 3 in the rotational direction does not cause any position interference, but when the fire door 3 is pushed in a direction perpendicular to the wind pressure due to the fire, the pin pusher 30 and the fixing pin 20 is locked in the direction in which the fire door 3 is pushed to prevent the fire door 3 from being deformed as a result.
  • the fixing pin 20 is provided in a cylindrical shape, and a through hole 21 having a size through which the threaded portion 13 of the direct connection screw 10 is inserted is formed at the center thereof, and the direct connection screw (1) is formed at one edge thereof.
  • a seating recess 23 is formed to be inserted into and seated by the head of 10, and the other side opposite to the seating recess 23 is in close contact with one surface of the door frame iron plate 5a. It is a structure in which the flat part 25 processed to make it flat is formed.
  • the pin pusher 30 is buried in the installation hole 3h formed at one side of the edge of the fire door 3 corresponding to the fixing pin 20 to be buried and fixed when the fire door 3 is rotated.
  • the fixing pin 20 is formed of a metal material to have a cup shape by entering or separating into the accommodation space 35 without position interference.
  • the pin pusher 30 forms a gasket flange portion 31 which is formed by bending an open inlet edge portion outward to have an expanded diameter with respect to the installation hole 3h, and the gasket flange portion ( 31, a plurality of engaging portions 33 formed by protruding through pressure molding in the outward direction are formed at an interval corresponding to the thickness of the fire door steel plate 3a on which the installation holes 3h are formed. . That is, the gap between the gasket flange portion 31 and the locking portion 33 corresponds to the thickness of the fire door steel plate 3a in which the installation hole 3h is formed, so that the pin pusher 30 of the present invention is In the state assembled by the fitting hole 3h by interference fit, it is suppressed that it will fall easily or it will flow.
  • the engaging portion 33 in the present invention is formed with a plurality of three to five spaced apart at equal intervals, it is preferable to form a protrusion by pressing in the outward direction.
  • the gasket flange portion 31 is provided to have a large area as possible, and the peripheral portion of the installation hole 3h in which the gasket flange portion 31 is installed has a step as shown in the drawing so that the flange portion ( 31 is preferably provided in a buried state so that flame or gas does not pass through the periphery of the installation hole 3h.
  • the fixing pin 20 in the present invention is provided in a cylindrical shape, is provided to have a diameter of 9 ⁇ 12mm, the pin pusher 30 is preferably provided to have an internal diameter of 18 ⁇ 24mm. .
  • the direct screw 10, the fixing pin 20 and the pin pusher 30 in the present invention is preferably formed of a metal material to prevent deformation or damage due to heat when a fire occurs.
  • FIG. 4 is a sectional view showing the principal parts of an installation example according to another embodiment of a fixed stopper for a fire door according to the present invention.
  • the direct connection screw and the fixing pin in the present invention may be installed on the fire door 3 side as shown in FIG. 4 in addition to the door frame as described above. If the 10 and the fixing pin 20 is installed in the fire door 3, the pin pusher 30 corresponding thereto may be installed at a corresponding position of the door frame 5.
  • the thickness of the door frame iron plate 5a to which the direct connection screw 10 is fastened is thicker than the thickness of the fire door iron plate 3a as a preferred embodiment, stable screw fastening is possible. It is proposed to be installed as described in FIG.
  • the installation position of the fixed stopper for the fire door according to the present invention configured as described above may be installed in a plurality of positions depending on the size or shape of the fire door, preferably as shown in Figure 3 the fire door is to be rotated
  • One to two are installed between the upper hinge and the lower hinge, which are elements that support the door frame, and in addition, 1 on the upper and lower sides, respectively, based on the part where the handle for opening and closing the fire door is opposite. It may be possible to install them individually.
  • the pin pusher 30 is secured by being inserted into the installation hole (3h) formed on one side of the edge of the fire door (3) for the worker to rubber It can be installed through a relatively simple and quick work in the form of hitting with a tool such as a hammer.
  • a tool such as a hammer.
  • the screwing structure it may be possible to be assembled to the installation hole 3h.
  • Figures 5 to 8 is a view showing a modified embodiment of the pin pusher 30 in the fixed stopper for fire door according to the present invention, the drawing in order to improve the construction of the pin pusher 30
  • a screw cross groove 37 is formed on the outer surface to form a threaded portion 39 formed by threading, and on the inner bottom surface side, a worker can rotate or rotate clockwise or counterclockwise using a screwdriver to tighten or loosen.
  • the formed stopper for the fire door was shown.
  • the pin pusher 30 is the same as the overall shape or configuration of the pin pusher 30 shown in Figures 1 to 4 above, the fire door corresponding to the fixing pin 20
  • the fixing pin 20 is fixed to the installation hole 3h formed at one side of the edge of the frame 3 by screwing structure, so that the fixing pin 20 moves to the inner receiving space 35 without position interference when the fire door 3 is rotated. It is formed to have a cup shape by entering or separating.
  • the pin pusher 30 forms a gasket flange portion 31 which is formed by bending an open inlet edge portion outward to have an expanded diameter with respect to the installation hole 3h, and the gasket flange portion ( 31, a plurality of engaging portions 33 formed by protruding through pressure molding in the outward direction are formed at an interval corresponding to the thickness of the fire door steel plate 3a on which the installation holes 3h are formed. .
  • the pin pusher 30 in the present embodiment is formed with a screw thread portion 39 formed by processing the thread on the outer surface so as not to interfere with the locking portion 33, the screw portion 39 is It is provided to have a corresponding pitch to be fastened to the installation hole (3h) by a screwing method.
  • the pin pusher 30 of the present invention is formed with a screw cross groove 37 on the inner bottom surface side, the screw cross groove 37 is a clockwise or counterclockwise direction by the operator using a cross or straight screw driver The pin pusher 30 is fastened or released in the state where the pin pusher 30 is inserted into the installation hole 3h.
  • Figures 9 to 11 is a view showing a third embodiment of the fixed stopper for the fire door according to the present invention
  • Figure 9 is a view of the pin pusher 30 from the upper side
  • Figure 10 is viewed from the lower side It is a figure
  • FIG. 10 is a figure which shows the installation state.
  • the threaded portion 39 formed by threading the outer surface is formed on the inner bottom side.
  • a worker uses a tool such as a socket wrench, a hexagon wrench, a polygonal screwdriver, or the like.
  • a fixed stopper for a fire door further formed with a socket portion 38 which can be rotated clockwise or counterclockwise to be tightened or loosened.
  • the pin pusher 30 is the same as the overall shape or configuration of the pin pusher 30 shown in Figures 5 to 8 described above, the fire corresponding to the fixing pin 20
  • the fixing pin 20 is fixed to the installation hole 3h formed at one side of the edge of the door 3 by a screwing structure. It is formed to have a cup shape by entering or separating into.
  • the pin pusher 30 is formed with a gasket flange portion 31 which is formed by bending an open inlet side edge portion to have an expanded diameter with respect to the installation hole 3h, and processing a thread on the outer surface thereof.
  • the screw thread portion 39 is formed. At this time, the screw thread portion 39 is provided to have a corresponding pitch to be fastened to the mounting hole (3h) by a screwing method.
  • the installation hole (3h) is to be formed through the size having a diameter enough to screw the threaded portion 39, and has a diameter larger than the diameter formed by the threaded portion (39) Since screw fastening is impossible, it is preferable to have a diameter smaller than the diameter formed by the threaded portion 39.
  • the pin pusher 30 of the present invention is characterized in that the socket portion 38 is formed protruding to form a polygonal fitting groove on the inner bottom surface side, the socket portion 38 is a bar of the polygon corresponding to the operator
  • the pin pusher 30 is fastened or loosened in a state where the pin pusher 30 is inserted into the installation hole 3h by applying a rotational force in a clockwise or counterclockwise direction using a tool such as a hexagon wrench, a socket wrench or a polygonal screwdriver. .
  • the socket portion 38 in the present invention is formed integrally with the pin pusher 30, it is proposed that the metal plate is preferably formed by pressing by using a press apparatus.
  • the fixed stopper for the fire door is smaller than or similar to the diameter of the pin pusher 30 by using a drilling machine in any one of the fire door or the door frame using a drilling machine.
  • a hole having a size is formed through the hole, and the socket portion 38 of the pin pusher 30 is inserted into the hole.
  • the socket portion 38 is assembled by inserting a polygonal rod portion of a tool such as a hexagon wrench or a socket wrench and applying a tightening force clockwise to fasten the screw portion 39 to the hole.
  • a tool such as a hexagon wrench or a socket wrench

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  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Special Wing (AREA)

Abstract

L'invention concerne également une butée pour fixer une porte coupe-feu. La présente invention concerne une butée pour fixer une porte coupe-feu, qui a une structure d'installation améliorée pour garantir une constructibilité précise et stable avec un travail simple, et laquelle, dans un état dans lequel une porte coupe-feu est fermée en raison de l'apparition d'un incendie, permet à la porte coupe-feu d'être maintenue à l'état fermé de manière stable et ferme, même lorsque la pression du vent, à savoir, la pression de dilatation provoquée par la dilatation de la chaleur et de l'air à haute température, agit verticalement sur la porte coupe-feu pendant l'incendie.
PCT/KR2017/011303 2015-12-23 2017-10-13 Butée pour fixer une porte coupe-feu WO2018080062A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR20150008452 2015-12-23
KR20-2016-0006283 2016-10-28
KR2020160006283U KR200487136Y1 (ko) 2015-12-23 2016-10-28 방화도어용 고정 스토퍼

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WO2018080062A1 true WO2018080062A1 (fr) 2018-05-03

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PCT/KR2017/011303 WO2018080062A1 (fr) 2015-12-23 2017-10-13 Butée pour fixer une porte coupe-feu

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WO (1) WO2018080062A1 (fr)

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KR102088583B1 (ko) * 2018-11-20 2020-04-20 최재고 방화문의 방화캡장치

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JPS55166895U (fr) * 1979-05-21 1980-12-01
KR940003656Y1 (ko) * 1992-05-04 1994-06-07 김동기 1회용 라이터
JPH11200695A (ja) * 1998-01-12 1999-07-27 Shibutani:Kk 扉のロック金具
KR200275878Y1 (ko) * 2002-02-27 2002-05-16 노진복 방화문
JP2012057293A (ja) * 2010-09-03 2012-03-22 Asahi Kasei Homes Co 建具枠調整部材及び建具枠調整構造

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