KR101738295B1 - Temporary opening control device of emergency door forfireproof shutter - Google Patents

Temporary opening control device of emergency door forfireproof shutter Download PDF

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Publication number
KR101738295B1
KR101738295B1 KR1020160004543A KR20160004543A KR101738295B1 KR 101738295 B1 KR101738295 B1 KR 101738295B1 KR 1020160004543 A KR1020160004543 A KR 1020160004543A KR 20160004543 A KR20160004543 A KR 20160004543A KR 101738295 B1 KR101738295 B1 KR 101738295B1
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KR
South Korea
Prior art keywords
fire
shutter
pin
emergency
opening
Prior art date
Application number
KR1020160004543A
Other languages
Korean (ko)
Inventor
장종복
장두광
Original Assignee
장종복
장두광
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Filing date
Publication date
Application filed by 장종복, 장두광 filed Critical 장종복
Priority to KR1020160004543A priority Critical patent/KR101738295B1/en
Application granted granted Critical
Publication of KR101738295B1 publication Critical patent/KR101738295B1/en

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    • 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
    • E05F7/00—Accessories for wings not provided for in other groups of this subclass
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B65/00—Locks or fastenings for special use
    • E05B65/10—Locks or fastenings for special use for panic or emergency doors
    • E05B65/104—Locks or fastenings for special use for panic or emergency doors actuated in response to heat, e.g. with fusible element, bimetal, memory shape or swelling material
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D11/00—Additional features or accessories of hinges
    • E05D11/06—Devices for limiting the opening movement of hinges
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D15/00—Suspension arrangements for wings
    • E05D15/02—Suspension arrangements for wings for revolving wings
    • 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
    • E05F3/00—Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices
    • 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
    • E05Y2800/25—Emergency conditions
    • 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

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Special Wing (AREA)
  • Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)

Abstract

Disclosed is an apparatus to open/close an emergency exit of a fire shutter. According to the present invention, in a fire shutter formed with vertically bound slats having an emergency exit for evacuation installed in one side; a speed to open/close the emergency exit is able to be adjusted and the emergency exit is quickly opened using a thermal deformation member when a fire occurs. Accordingly, when high temperature due to fire is applied to the fire shutter, it is prevented such that the emergency exit is abnormally opened in a fire section while the slat is twisted or bent by thermal deformation. Otherwise, when the opening of the emergency exit is required due to fire, the emergency exit is able to quickly be opened, thus people being able to quickly be evacuated.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to an emergency door opening /

The present invention relates to an emergency door opening / closing apparatus for an emergency fire door, and more particularly, to an emergency door opening / closing apparatus for an emergency door opening / closing apparatus for a fire door which is made up of slats which are vertically bound, The slat is twisted or warped by thermal deformation to prevent the emergency door from opening abnormally in the fire zone as well as to prevent the emergency door from being open quickly when the emergency door is opened for evacuation To an emergency door opening / closing device of a shutter.

Generally, buildings are required to install fireproof shutters as required by the Fire Service Act so as to prevent the fire from spreading to the surroundings by quickly blocking the fire point when a fire occurs and to protect people's lives.

The fire-retarding shutter includes an elongated plate-shaped slate, not shown, connected vertically, a guide rail embedded in the side wall of the building so that the slat can be lifted and lowered, And a shutter box in which a driving device is incorporated.

Such a fire-retarding shutter has the function of restricting the entry of outside persons into a specific space sealed by the slats, and preventing the outside air from flowing into the ignition area when the fire occurs, It must be capable of satisfying various functions such as prevention of flame and toxic gas from being released to the outside as well as corrosion.

Furthermore, in the case of blocking a certain space due to the occurrence of an emergency such as a fire, an emergency exit is required for the quick escape of the persons remaining in the sealed space. Such an emergency exit is not limited to the above- It has structural constraints to be installed.

Therefore, as the most common form, there is an emergency door which is separately stored after cutting the lower edge of the lower portion of the fire shutter.

However, in this type of emergency door, before the slat is released when the fire shutter is used, the emergency door is fixed by a slat descending by preliminarily mounting the emergency door at a position corresponding to the corner cut portion of the slat, The emergency doors must be separated from the slats and stored separately, and it is practically impossible to install emergency doors in an emergency such as a fire due to the difficulty in installing and managing the emergency doors.

In consideration of these problems, an emergency door composed of slats is integrally provided in a fire shutter composed of slats, so that an emergency door is provided when the slat constituting the fire shutter is opened, and the emergency door is opened and closed through a hinge member.

That is, the hinge member includes a spring having a considerable elasticity, and the emergency door formed of the slat is automatically closed by the elasticity of the spring.

In addition, in the past, a variety of overlapping pieces, which overlap each other between the leading edge of the emergency door and the entrance and exit sides of the slats, were installed to prevent the release of flame or toxic gas. Publication No. 20-0407042 (filed on Jan. 18, 2006), and Registration No. 10-0746216 (filed on Jul. 30, 2007).

However, the above-mentioned prior arts have a problem that it is difficult to evacuate the users because the speed of opening and closing of the emergency doors is controlled and the emergency doors are not opened quickly due to the occurrence of fire. These prior art have been improved.

SUMMARY OF THE INVENTION The present invention has been made in order to solve the problems of the prior art as described above, and it is an object of the present invention to provide an emergency shut-off shutter which is composed of upper and lower bound slats and has a plurality of shut- It is possible to control the opening and closing speeds as well as to open the emergency doors quickly in case of fire by using the heat deforming member. Thus, when the fire shutter is subjected to high heat due to fire, The emergency doors are prevented from opening abnormally in the fire zone due to the thermal deformation of the emergency doors. However, when the emergency doors are opened due to the occurrence of fire, the emergency doors can be quickly opened, An emergency door opening / closing device for a fire shutter that allows evacuation to be carried out quickly As to that purpose.

According to an aspect of the present invention, there is provided an emergency door opening / closing apparatus for a fire door, comprising: a shutter box having a drive device therein; a shutter slat vertically coupled to the shutter box; And a door slat connected to the one side portion by a hinge member as a part of the shutter slat so as to be wound at the same time when the shutter slit is wound, A first and a second blocking members that function as fire prevention shutters for primary and secondary heat are fixedly installed while partially overlapping the front end of the shutter slat and the front end edge of the door slat, The blocking member may include a latching bar extending from the distal end of the first blocking member to form a first inclined face, And the first blocking member is provided with a fixing frame. The fixing frame is provided with a second inclined surface corresponding to the first inclined surface on the front end side thereof, while being normally moved in the first direction to catch the holding bar Wherein an opening prevention pin is provided for temporarily closing the emergency door and moving in a second direction opposite to the first direction when the fire occurs and releasing the emergency door from the hanging rod, And the pin-moving member is moved in the second direction in which thermal deformation is generated from the occurrence of the thermal deformation and the opening-suppressing pin can be opened.

In addition, the fixed frame and the opening inhibiting pin are fixedly mounted on the first shielding member so as to face each other, and the hooking rod is positioned between the upper and lower opening prevention pins.

In addition, it is preferable that a first hole is formed on a side surface of the fixed frame, a ball case is coupled to the first hole, and a ball for restricting movement of the ball in contact with the opening prevention pin, And a spring that is coupled to the adjusting rod and provides an elastic force.

In addition, a second hole is formed in the bottom surface of the stationary frame, and the second hole is passed through the second hole to normally move the opening prevention pin in the first direction, and when a fire occurs, A control rod moved in a second direction is coupled and a pair of locking protrusions is formed at one end of the control rod.

Further, the pin-moving member may have a coupling hole formed at one end thereof to be coupled to a ball case coupled to the first hole, and a pair of locking projections formed at one end of the adjustment rod, Thereby forming an engaging portion.

The pin moving member is a plate spring or a bimetal which is thermally deformable from a fire.

As described above, according to the present invention, there is provided an emergency shut-off shutter which is composed of upper and lower bound slats and has an emergency door for escape through a plurality of blocking members at one side thereof, so that the speed of opening and closing of the emergency door can be adjusted In addition, it is possible to quickly open the emergency doors when a fire occurs by using a heat deformable member. In this case, when fire heat is applied to the fire shutter, the slat is twisted or warped by thermal deformation The emergency doors are prevented from opening abnormally in the fire area, but when the emergency doors are opened due to the occurrence of the fire, the emergency doors can be opened quickly, and the users can be evacuated quickly It is.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a structural view of an ignition shutter according to an embodiment of the present invention. FIG.
BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to an emergency door opening /
Figure 3 is a front view of Figure 3 as an embodiment of the present invention;
4 is an enlarged perspective view showing a structure of an emergency door opening / closing device of an fire shutter according to an embodiment of the present invention.
5 is an exploded perspective view showing a structure of an emergency door opening / closing apparatus of an fire shutter according to an embodiment of the present invention.

Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.

2 is a perspective view showing a structure of an emergency door opening / closing apparatus of a fire shutter according to an embodiment of the present invention. FIG. 3 is a perspective view of the fire door shown in FIG. 3 FIG. 4 is an enlarged perspective view showing a structure of an emergency door opening / closing apparatus of a fire shutter according to an embodiment of the present invention, and FIG. 5 is a perspective view showing the structure of an emergency door opening / Fig.

1 to 5, an emergency door opening / closing device for a fireproof shutter according to an embodiment of the present invention includes a shutter box 400 having a driving device installed therein, a shutter slat A guide rail 500 embedded in a side wall of the building so as to guide the shutter slat 100 and a hinge member 200 as a part of the shutter slat 100, And a door slat (300) configured to be wound up at the same time when the shutter slat (100) is wound, the first and second blocking members (10, 20, a staple bar 30, a fixing frame 40 and / or 40 ', an opening prevention pin 50 and / or 50', and a pin moving member 60, A ball 72, an adjusting rod 73 and a spring 74, and a control rod 81. [

The first blocking member 10 is fixed to the entrance end of the shutter slat 100 and the second blocking member 20 is fixed to the edge of the front end of the door slat 300, The first and second blocking members 10 and 20 are partially overlapped with each other to perform a fire prevention shutter function for the primary and secondary heat.

The staple bar 30 is fixed to the second blocking member 20 and extends in the direction of the first blocking member 10 so that the staple bar 30 is stuck to one surface of the first blocking member 10, And a first inclined surface d1 is formed on both ends of one surface.

A plurality of the fixed frames 40 and 40 'are provided on the first blocking member 10 as a pair or a pair facing each other. A first hole 41 is formed on a side surface, (42).

The opening prevention pins 50 and 50 'are installed in the fixing frames 40 and 40', respectively. The fixing frames 40 and 40 'correspond to a plurality of the fixing frames 40 and 40' And a second inclined surface d2 corresponding to the first inclined surface d1 is formed on the tip side.

At this time, the opening prevention pins 50 and 50 'are normally moved in the first direction (upward) to temporarily hold the staple bar 30 while holding the staple bar 30, (Downward) direction opposite to the one direction and is separated from the staple bar 30 to enable opening of the emergency doors.

That is, the second inclined surface d2 formed on the opening inhibiting fins 50 and 50 'is formed such that the opening inhibiting fins 50 and 50' move in the second direction by the pin moving member 60 The sloping rod 30 can be easily separated from the first sloped surface d1 in order to quickly open the emergency door when a fire occurs.

The pin-moving member 60 is formed of a plate spring or a bimetal capable of thermally deforming from a fire. Both ends of the pin-moving member 60 are fixed to the first and second holes 41 and 42 of the fixing frame 40, Thermal deformation is generated so that the opening prevention pin (50) is moved in the second direction in which the emergency door can be opened.

The ball case 71 is coupled to the first hole 41. The ball case 71 is provided with a ball 72 for restricting movement of the ball case 71 in contact with the opening prevention pins 50 and 50 ' A control rod 73 for controlling the contact force of the ball 72 and a spring 74 coupled to the control rod 73 to provide an elastic force.

In addition, while the second hole 42 is formed in the second hole 42, the opening prevention pin 50 or 50 'is normally moved in the first direction while passing through the second hole 42, And a pair of locking projections 82 are formed at one end of the adjusting rod 81. The adjusting rod 81 is provided with a pair of locking projections 82 at one end thereof.

Accordingly, the pin moving member 60 made of a leaf spring or a bimetal has a coupling hole 61 formed at one end thereof to be coupled to a ball case 61 coupled to the first hole 41, And the other end of the member 60 is formed with a latching part 62 which is fitted into a pair of latching protrusions 82 formed at one end of the control rod 81 to penetrate through the second hole 42.

The operation according to the embodiment of the present invention will be described with reference to the accompanying drawings.

First, a shutter box 400 in which a driving device is installed is installed on an upper part of a doorway of a building or in a fire-expected area, and a shutter slat 100, in which an elongated plate- .

At this time, a guide rail 500 for guiding the shutter slat 100 is embedded in a sidewall of the building, and a shutter slat 100 (not shown) is opened and closed by a hinge member 200, An emergency gate made up of a door slat 300 in which upper and lower binding is performed so as to be wound at the same time is installed.

At this time, a second blocking member 20 is fixed to a front edge of the door slat 300 and a second blocking member 20 is fixed to the front end of the shutter slat 100 at a position corresponding to the second blocking member 20, The first and second blocking members 10 and 20 are installed such that the first and second blocking members 10 and 20 partially overlap each other.

The first and second blocking members 10 and 20, which are partially overlapped with each other, can perform a fire-blocking shutter function, in which a differential smoke and a differential smoke are generated when a fire occurs in a closed state of an emergency door. It is possible to prevent the flame and the toxic gas from being discharged to the outside as well as to prevent the fire from spreading to the surroundings.

Thereafter, the staple bar 30 is fixed to the second blocking member 20, and when the staple bar 30 is extended to the first blocking member 10, It is possible to prevent the door slit 300 from being bent away from the shutter slat 100.

At this time, the first blocking member 10 is provided with a single or a plurality of opening prevention pins 50 and 50 'for holding the staple bar 30 through the fixing frames 40 and 40' The opening prevention pins 50 and 50 'restrict the flow of the staple bar 30 extending to the first blocking member 10.

Here, the ball case 71 is coupled to the first hole 41 formed on the side of the fixed frame 40 ', and then the control rod 73 is coupled to the ball case 71 The strength of contact of the ball 72 with the side surface of the opening prevention pins 50 and 50 'is adjusted so that the opening prevention pins 50 and 50' Can be restrained by the ball 72. [0050]

The second hole 42 formed in the bottom surface of the fixed frame 40 penetrates through the adjusting rod 81 having the locking protrusion 82 and is inserted through the adjusting rod 81, 50 (50 ') in the first direction (upward direction), so that the opening prevention pins 50, 50' can catch the staple bar 30.

When both ends of the plate spring 83 or the pin moving member 60 made of bimetal are coupled and fixed to the ball case 71 and the engagement protrusion 82 of the adjustment rod 81, It is possible to complete the emergency door opening / closing device of the fire shutter according to the present invention.

Therefore, when a fire occurs in the state that the fire door is assembled to the emergency door opening / closing device of the fire shutter as described above and the user needs to evacuate through the emergency door, the pin spring 83 or the pin made of bimetal The member 60 is thermally deformed due to the high temperature at the time of occurrence of fire and the control rod 81 moves linearly in the second direction (downward direction) from the thermal deformation of the pin moving member 60, The opening prevention pins 50 and 50 'also move linearly in the second direction.

At this time, when the opening prevention pins 50 and 50 'move linearly in the second direction, the movement restriction of the hook bar 30 whose movement is restricted by the opening prevention pins 50 and 50' is released, When the user pushes the emergency door made of the door slat 300, the emergency door can be easily opened and the user can quickly evacuate.

Although the technical idea of the emergency door opening and closing apparatus of the fire shutter of the present invention has been described above with reference to the accompanying drawings, it is to be understood that the best mode for carrying out the invention is illustrative and not restrictive.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit and scope of the invention as defined by the appended claims. It is to be understood that such changes and modifications are within the scope of the claims.

10; A first blocking member 20; The second blocking member
30; A staple bar 40, 40 '; Fixed frame
41; A first hole 42; The second hole
50, 50 '; Opening prevention pin 60; The pin-
61; A coupling hole 62; [0030]
71; Ball case 72; ball
73; Control rods 74; spring
81; A control rod 82; Obstacle
100; Shutter slat 200; The hinge member
300; Door slat 400; Shutter box
500; Guide rail

Claims (6)

A guide rail embedded in a side wall of the building so as to guide the shutter slat, and a guide rail which is formed as a part of a shutter slat And a door slat which is connected by a hinge member and is vertically coupled so as to be wound at the same time when the shutter slit is wound,
A first and a second blocking members for performing a fire prevention shutter function of a differential and a differential are partially fixed to the front end of the shutter slat and the front edge of the door slat,
Wherein the second blocking member is fixed to the first blocking member while forming a first inclined surface and fixed to the front end of the first blocking member and fixed to one surface of the first blocking member,
The first blocking member is provided with a fixing frame. The fixing frame is provided with a second inclined surface corresponding to the first inclined surface on the front end side thereof, while being normally moved in the first direction to catch the binding rod, And an open restraining pin which is moved in a second direction opposite to the first direction to separate from the hanging bar and to open the emergency door when the fire occurs,
And a pin-moving member coupled to the stationary frame, wherein the pin-moving member moves in a second direction in which thermal deformation occurs due to the occurrence of a fire to open the emergency door,
Wherein the fixing frame and the opening inhibiting pin are fixedly installed in an upper and a lower pair facing each other in the first blocking member so that the hooking bar is positioned between the upper and lower opening prevention pins. Emergency door opening / closing device of fireproof shutter. delete The method according to claim 1,
Wherein the first hole is formed in a side surface of the fixed frame, the ball case is coupled to the first hole, and the ball case includes a ball for restricting movement while contacting the opening prevention pin, And a spring that is coupled to the adjusting rod and provides an elastic force is combined with the emergency door opening / closing device of the fire door. The method of claim 3,
The second hole is formed in the bottom surface of the fixed frame and the opening inhibiting pin is normally moved in the first direction while passing through the second hole in the second hole, And a pair of locking protrusions are formed at one end of the control rod. ≪ RTI ID = 0.0 > 8. < / RTI > [5] The apparatus as claimed in claim 4, wherein the pin-moving member has a pair of coupling holes formed at one end thereof and coupled to a ball case coupled to the first hole, And the engaging portion is engaged with the engaging projection of the emergency shutter. The emergency door opening / closing device according to claim 1, wherein the pin moving member is a plate spring or bimetal capable of thermally deforming from a fire.
KR1020160004543A 2016-01-14 2016-01-14 Temporary opening control device of emergency door forfireproof shutter KR101738295B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020160004543A KR101738295B1 (en) 2016-01-14 2016-01-14 Temporary opening control device of emergency door forfireproof shutter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020160004543A KR101738295B1 (en) 2016-01-14 2016-01-14 Temporary opening control device of emergency door forfireproof shutter

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KR101738295B1 true KR101738295B1 (en) 2017-05-22

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100704512B1 (en) 2006-10-16 2007-04-09 장종복 Safety apparatus for fireproof shutter
KR100770393B1 (en) 2006-07-27 2007-10-25 장종복 Safety apparatus for fireproof shutter
KR100837172B1 (en) * 2007-06-13 2008-06-11 장종복 Safety apparatus for fireproof shutter

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100770393B1 (en) 2006-07-27 2007-10-25 장종복 Safety apparatus for fireproof shutter
KR100704512B1 (en) 2006-10-16 2007-04-09 장종복 Safety apparatus for fireproof shutter
KR100837172B1 (en) * 2007-06-13 2008-06-11 장종복 Safety apparatus for fireproof shutter

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