KR0124252Y1 - Fireproof shutter with emergency door - Google Patents

Abstract

The present invention relates to an emergency exit-integrated fire shutter including an emergency exit exit integrally installed on one side of the shutter plate that can be freely elevated along the guide rail in case of fire.

The present invention, the shutter plate 20 is simply divided into an upper section having only the function of the shutter and the lower section in which the emergency door 40 is formed, the lower section is the inward jaw portion 31 of the guide rail 30 Due to the narrow width is formed in accordance with the auxiliary rail 32 is narrower, the inward jaw portion 31 of the guide rail 30 to prevent the shutter member 21 from being in close contact with the bottom surface At the same time as the door sag compensation means 35 is installed, a fixing bar which protrudes the bent groove portion 23a on the upper surface to be fixed at the lower end of the shutter member 21 in a state where the hook ring 21a is inserted ( While installing 23, the opening side end of the emergency door 40 is provided with an opening wing 60 of a predetermined width that can be elastically inserted into the guide rail 30 to block the inflow of external air in the event of a fire. Of course, flames and toxic gases are released to the outside. It effectively prevents it, but also provides a quick escape route for those who remain in the enclosed space.

Description

Fire exit shutter with integrated emergency exit

1 is a front view showing an installation form of the fire prevention shutter of the present invention.

2 is an enlarged sectional view taken along the line II-II of FIG.

3 is an enlarged sectional view taken along line III-III of FIG.

4 is a detailed rear view showing the emergency door hinge of the present invention in detail.

Figure 5 is an exploded perspective view of the emergency door hinge of the present invention.

Figure 6 is an exploded perspective view of the open wing portion according to an embodiment of the present invention.

Figure 7 is a cross-sectional view showing an embodiment of the emergency door installation portion of the present invention.

8 is an exploded perspective view of the open wing portion according to another embodiment of the present invention.

9 is a cross-sectional view showing another embodiment of the emergency door installation portion of the present invention.

10 is an exploded perspective view of the horizontal compensation means installed in the shutter plate.

11 is a cross-sectional view of the horizontal compensation means.

12 is a cross-sectional view taken along the line XII-XII of FIG.

* Explanation of symbols for main parts of the drawings

100: fireproof shutter 10: shutter box

11 drive device 12 winding drum

20: shutter plate 21: shutter member

21a: hook hook 21b: end catch jaw

22: fixed pin 23: fixed bar

23a: curved bent groove portion 30: guide rail

30a: rail slope 31: inward jaw portion

32: auxiliary rail 33: groove

34 sealing member 35 door deflection compensation means

36: height adjustment bolt 37: tightening nut

40: emergency door 50: hinge member

51,52: fixing piece 51a, 52b: light blocking screen

53, 54: spring insertion pipe 53a, 54a: spring hook

55: fixing piece extension 57,67,67a: spring

59,66,66a: Hinge pin 60: Open wing

61, 62: fixed plate 63: overlapping wings

64: fixing piece 65: hinge member

68: hinge 69: pressing plate member

70: horizontal adjustment means 71: bracket

72: bolt support tube 73: operation rod insertion tube

74: lifting bolt 75: rotating operation rod

76: rack 77: pinion

78: guide groove 79: rotation guide rod

80: tightening bolt 81: locked nut

The present invention relates to a fire prevention shutter for a building, and in particular, an emergency escape exit is integrally installed on one side of a shutter plate installed to freely move along a guide rail in case of fire, but the emergency exit is limited to open only when used, and is sufficiently shielded. It relates to an emergency exit integrated fire shutter that can effectively block the fire area by showing a structure that is.

In general, buildings are required to install fire shutters according to the provisions of the Fire Protection Act to prevent fires from spreading to the surroundings and to protect lives by quickly closing the ignition point when a fire breaks out.

The shutter includes a shutter plate formed by connecting an elongated plate-shaped shutter member up and down, a guide rail embedded in a side wall of the building to move the shutter plate up and down, and installed on a ceiling of the building to lift the shutter plate. It consists of a shutter box with a built-in drive.

Such a fire shutter can prevent external persons from entering into a specific space blocked by the shutter plate, and prevents outside air from entering the ignition zone and spreads the damage zone in the event of a fire. It must be able to satisfy various functions as well as to prevent the emission of flames and toxic gases to the outside.

In addition, in the event of an emergency such as a fire, a particular space is to be sealed off, and an emergency exit for rapid escape of those who remain in the sealed space is required, and such an emergency exit is not limited to the function required above. There is a structural constraint to be installed.

Therefore, the most common form was to install an independent emergency door that is separately stored after cutting the lower corner of the shutter plate. However, this type of emergency door is equipped with an emergency door at the point corresponding to the edge cutout of the shutter plate before the shutter plate is lowered when using the fire shutter, so that the emergency door is fixed by the descending shutter plate and wound the shutter plate. When raising, the emergency door should be separated from the shutter plate and stored separately, and it is virtually impossible to install it quickly in an emergency situation such as a fire due to many difficulties in installing and managing the emergency door.

In view of these problems, the shutters, which are provided with the emergency door integrally with the shutter plate so that the emergency door is provided when the shutter plate descends, Utility Model Publication Nos. 72-494 and 93-6476 are introduced. The shutters are satisfied with the fact that the emergency doors are installed on the shutter plate, but the lack of shielding that the fire shutters must have is necessary, which indicates that the shutters cannot suppress the emission of flames and toxic gases from the fire zone. It is.

Therefore, the applicant of the present application is to install the emergency door by continuously binding the middle portion of the pieces formed by cutting the elongated plate-shaped shutter member in order to solve the conventional problems as described above, one side of the emergency door is a hinge member with a built-in spring It is configured to be connected to the other side, and the other side is configured to be always kept closed by a pair of blocking members having overlapping portions of left and right predetermined width, the shutter plate on one side due to the play of the connection part when the shutter plate is assembled on one side again In order to compensate for the phenomenon of bias winding, a fire exit shutter having an integrated emergency exit has been proposed. However, according to the original draft, it is possible not only to block the inflow of external air in the event of a fire, but also to effectively prevent the discharge of flames and toxic gases to the outside, and to provide a rapid escape passage for those who remained in the confined space. At the same time, it has excellent workability and shielding reliability because it can be quickly assembled on site without requiring any skilled skills, but its structure is relatively complicated and the emergency door installation part is pressed by the load of the shutter plate itself. As a result, the emergency doors did not open smoothly, and there were many difficulties in securing an escape route.

The present invention has been made to solve the problems as described above, the main purpose is to provide an emergency exit integrated fire shutter that can ensure a smooth emergency exit.

Another object of the present invention is to provide an emergency exit integrated fire shutter which is easier to assemble on site.

Another object of the present invention is an improved type of fire protection that further increases the reliability of the horizontal adjustment means installed on one side of the shutter member so as to compensate for the phenomenon that the shutter plate is biased to one side due to the gap between the connecting parts during assembly of the shutter plate. To provide a shutter.

The present invention for effectively achieving the above objects, the shutter box is built in the drive device, the shutter plate formed by binding the elongated plate-shaped shutter member up and down, and embedded in the side wall of the building to guide the shutter plate A fire prevention shutter comprising a guide rail, and an emergency door configured to be connected by a hinge member as a part of the shutter plate and to be wound at the same time as the shutter plate is wound, the upper section having the shutter plate merely having a function of a shutter; The lower section in which the emergency door is formed is divided, and the lower section in which the emergency door is formed is formed in a somewhat narrow width in accordance with the auxiliary rail whose width is narrowed by the inward jaw portion of the guide rail. By preventing the members from coming into close contact with the floor surface, the twisting caused by the contact between the shutter members does not occur. At the same time, the lock bar deflection compensation means is installed, and at the lower end of the shutter member, a fixing bar having a bent groove in the upper part is provided on the upper surface so that it can be fixed with the hook portion inserted. It is characterized in that the opening of a constant width that can be elastically inserted into the guide rail.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

1 is a front view illustrating a schematic installation form of the fire prevention shutter of the present invention, and FIGS. 2 and 3 are lines II-II and III-III of FIG. Line enlarged cross section. As shown, the emergency exit integrated fire shutter 100 according to the present invention includes a shutter box 10 in which a drive device 11 is installed at an upper part of an entrance of a building or an upper part of a passage in an area where a fire is expected, and the drive. In order to guide the shutter plate 20 formed by binding the elongated plate-shaped shutter member 21 moved up and down by the apparatus 11 up and down, and the shutter plate 20 moving up and down, Guide rails 30 embedded in the side walls, and pieces 21 'and 21' 'formed by cutting the elongated plate-shaped shutter member 21 as part of the shutter plate 20 are connected to the hinge member 50. It consists of an emergency door 40 to be wound at the same time when the shutter plate is wound. The shutter plate 20 forms locking hooks 21a that are integrally bent and formed at both upper and lower ends of the shutter members 21, and is coupled to each other by these locking hooks 21a. ) Insert the fixing pin 22 inside the binding part to make the hinged area. The shutter plate 20 is also divided into an upper section that simply has a function of a shutter and a lower section in which the emergency door 40 is formed, and the lower section in which the emergency door 40 is formed is a guide rail ( Due to the inward jaw portion 31 of the 30 is formed in a somewhat narrower width in accordance with the auxiliary rail 32 is narrowed. In addition, the inner sagging portion 31 of the guide rail 30 prevents the shutter member 21 from being in close contact with the bottom surface, thereby preventing the door sag from being twisted due to contact between the shutter members 21. 35) to install. The door sag compensation means 35 is screwed perpendicularly to the inward jaw portion 31 of the guide rail 30 to support both ends of the upper section of the shutter plate 20 to form an emergency door 40 formed in the lower section. Height adjustment bolt 36 to maintain a fully expanded state at all times, and a tightening nut 37 inserted into the bottom of the bolt to fix the height of the adjusted bolt. The fixing bar 23 protruding the bent groove portion 23a of the U-shape on the upper surface of the shutter member 21 is connected to the lower end of the shutter member 21 to be fixed in the inserted state. The fixing bar 23 installed at the lowermost end of the shutter member 21 has a function as a threshold of the emergency door 40 to be installed on a part of the shutter plate 20 together with the firm support of the shutter plate 20. In other words, each piece 21 'of the divided shutter member 21 is respectively coupled to the longitudinally extending shutter member 21 which is assembled in the upper section of the shutter plate 20 so that a part of the shutter plate 20 is provided. The welded portion 21a of the shutter member 21 is configured to be fitted into the curved bent groove 23a protruding from the fixing bar 23 as shown in detail in FIG. The shutter plate 20 is capable of retaining a solid supporting force without the remaining pieces 21 '' of the divided shutter member 21 constituting the emergency door 40 spaced apart from the upper section of the shutter plate 20. As shown in FIG. 3, the locking jaw 21b portion of the end of the Chinese body is configured to extend over the outer surface of the curved bent groove portion 23a protruding from the upper surface of the fixed bar 23. In addition to the function of the stopper is to increase the shielding effect. In this way, a plurality of shutter members 21 are hinged to freely install the shutter plate 20, and the upper portion of the winding drum 12 of the drive device 11 is installed inside the shutter box 10. It is to be fastened by fastening by the control of the drive device 11 in the emergency. In addition, the emergency door 40, which is constituted by a part of the shutter plate 20 and is opened in one direction during an emergency, has a pair of upper and lower fixed pieces 51 and 52 separated as shown in FIGS. 4 and 5. ) Is integrally installed by the hinge member (50) connected by the hinge pin (59) and the spring (57). The hinge member 50, which is used to connect the shutter plate 20 and the emergency door 40, connects two fixing pieces 51, 52 facing each other with a pin 59, and these fixing pieces 51 The light shielding shades 51a and 52a are provided at the overlapping portions of the 52, and the light blocking shades 51a and 52a overlap the left and right pairs of the fixing pieces 51 and 52, respectively. It is formed to protrude by / 2 to suppress the deflection of the left and right members connected with a sufficient sealing effect. In the lower part of the fixing pieces 51 and 52, spring insertion pipes 53 and 54 each having spring catching rings 53a and 54a integrally formed on the inner surface thereof are formed, respectively. At the end, a fixing piece extension portion 55 serving as a stopper is provided to effectively regulate the reverse opening of the hinge member 50 made up of the pair of fixing pieces 51 and 52. This hinge member 50 also includes a shutter plate 20 and an emergency door 40 in which a pair of left and right fixing pieces 51 and 52 are composed of shutter members 21 pieces 21 'and 21' '. It is produced in a state firmly attached to the end of. Then, at the open side end portion of the emergency door 40, an opening wing 60 having a predetermined width that can be elastically inserted into the guide rail 30 is provided. The opening wing 60 has a length that can be fully inserted into the inner surface of the guide rail 30 as shown in FIGS. 6 and 7, which is fixed to the open side end of the emergency door 40. (61) and (62), and the lower portion of each of the predetermined overlap blade portion bent inward to form a lower portion of the open wing 60 which is continuously assembled in the vertical direction due to these overlapping portion is sufficiently shielded To make it possible. Such an open wing 60, flexible metal plate material that is free of bending may be preferably used, and the outer and outer surfaces thereof are coated with a thin differential rubber film. In addition, the sealing member 34 is inserted into the groove portion 33 of the inner surface of the guide rail 30 to which the opening wing 60 is grounded, and the rail inclined surface 30a is formed on the outer surface of the opening blade 60. To ensure that the opening and closing of the 6 and 7 illustrate and illustrate an example in which the open wing 60 is made of a flexible metal plate inserted into an inner surface of the guide rail 30 as a preferred embodiment of the present invention. The opening wing 60 may be constituted by the hinge member 65 of the fixed piece 64 integrally attached to the open side end of the emergency door 40 as shown in FIGS. 8 and 9. It will be alright. In other words, the hinge member 65 of the fixed piece 64 integral type is connected to the spring piece 67 and the hinge pin 66 on the fixed piece 64, and is provided with an open wing 60 freely rotated in the front-rear direction. The open wing 60 is such that the flame or toxic gas is discharged into the assembled gap so as to be always maintained in the closed state by the pressing plate member 69 which is carbonized by the spring 67a on the upper surface of the fixing piece 64 It is effectively blocking things. The fire prevention shutter 100 according to the present invention includes a horizontal adjusting means 70 so as to compensate for a phenomenon in which the shutter plate 20 is biased to one side due to the play of the connection part when the shutter plate 20 is assembled. The horizontal adjustment means 70, the bracket 71 is selectively attached to one side of the shutter member 21, as shown in detail in Figures 10 to 12, and integrally configured to the bracket 71 And a pinion 77 for contacting the bolt support tube 72 for supporting the elevating bolt 74 and the rack 76 on one surface of the elevating bolt 74 inserted into the bolt support tube 72. It is installed along the Chinese operating rod insertion tube 73, and one side is composed of a rotary operating rod 75, which is provided with a rotation guide groove 79 for preventing the operation rod detachment. Back of the elevating bolt 74 which is engaged with the pinion 77 of the rotary operating rod 75 and the rack 76 which is inserted into the operating rod insertion tube 73 and moves smoothly up and down when the rotary operating rod 75 is driven. It also has a guide groove 78 to which the tightening bolt 80 penetrating the bolt support pipe 72 is fitted. That is, when the shutter member 21 is inclined to one side and cannot be horizontal when the shutter plate 20 is wound, the elevating bolt 74 built up in the bolt support tube 72 on the bracket 71 is disposed. After adjusting the overlapping interval between the shutter members 21 which are lifted to an arbitrary height by using the rotary operating rod 75 and wound on the winding drum 12, and after the adjustment is completed, tighten the locking nut 81 to make a constant adjustment. As to maintain the height, it is preferable that the shutter plate horizontal adjustment means 70 is selectively installed on the shutter member 21 so that the shutter plate horizontal adjustment means 70 can be installed at a constant interval when assembling the shutter plate 20. In this way, it is possible to quickly compensate for the degree of inclination of the shutter plate 20 through a simple operation can be maintained in the exact horizontal winding state.

The present invention is configured as described above, as well as blocking the inflow of external air in the event of a fire, while effectively preventing the discharge of flames and toxic gases to the outside, while providing a quick escape passage for those who remained in the confined space As it is possible to assemble quickly in the field without requiring separate skilled skills, it is not only excellent in reliability but also compensated for the phenomenon that the shutter plate is biased to one side due to the clearance of the connection part when assembling the shutter plate. To provide an improved effect.

Claims (11)

The shutter plate 10 formed by binding the shutter box 10 and the elongated plate-shaped shutter member 21 in which the driving device 11 is installed up and down, and on the side wall of the building to guide the shutter plate 20. In the fire prevention shutter comprising a guide rail 30 to be embedded, and an emergency door (40) configured to be connected by a hinge member (50) as part of the shutter plate (20) and to be wound at the same time as the shutter plate is wound. The plate 20 is simply divided into an upper section having only a function of a shutter and a lower section in which an emergency door 40 is formed. The lower section has a narrow width due to the inward jaw portion 31 of the guide rail 30. It is formed in a slightly narrower width in accordance with the auxiliary rail 32, the door deflection compensation means 35 to prevent the shutter member 21 from being in close contact with the bottom surface of the inward jaw portion 31 of the ride rail (30) ) At the same time, at the bottom end of the shutter member 21, the hook ring (21a) The fixing bar 23 protruding the bent groove 23a of the U-shape on the upper surface so as to be fixed in the inserted state can be elastically inserted into the guide rail 30 at the open side end of the emergency door 40. Fire exit shutter integrally equipped with an emergency exit characterized in that the installation of the opening wings 60 of a constant width. The method of claim 1, wherein the deflection compensation means 35, by supporting both ends of the upper section of the shutter plate 20 so that the emergency door 40 formed in the lower section of the shutter plate can always maintain a fully extended state. The adjustment bolt 36 is screwed perpendicularly to the inward jaw portion 31 of the guide rail 30, and the tightening nut 37 is inserted into the bottom of the bolt to fix the height of the adjusted bolt, characterized in that Fire exit shutter of one emergency exit type to say. The hinge member (50) used to connect the shutter plate (20) and the emergency door (40) is connected with two pins (51) (52) facing each other with a pin (59). In addition, each of the spring insertion tube 53, 54 having a spring engaging ring (53a) (54a) integrally provided in the lower portion of the fixing piece (51) 52, respectively, and a pair at the end of the fixing piece (51) Emergency fire integral fire shutter, characterized in that the fixing piece extension portion 55 is provided to perform the function of the stopper so as to effectively regulate the reverse opening of the hinge member 50 made of a member. According to claim 3, Wherein the light shielding shades (51a) (52a) integrally provided in the overlapping portion of the fixing piece (51) (52), the light shielding shades (51a) (52a) is a pair of left and right fixed An emergency exit-integrated fire prevention shutter, characterized in that the overlapping portions of the pieces (51) (52) are projected by 1/2 each so as to suppress sagging of the left and right members connected with a sufficient sealing effect. According to claim 1, The opening wing (60) is connected to the fixed side of the open side end of the emergency door (40) by the fixing plate (61) (62), the lower portion of the predetermined overlap blade portion bent inwardly 63 The fire exit shutters of the emergency exit integrated type, characterized in that the opening wings (60) which are respectively assembled in the vertical direction due to the overlapping portion is formed so as to be sufficiently shielded. The fire exit shutter according to claim 1 or 5, wherein the opening wing (60) is a flexible metal plate free of bending, and a thin differential rubber film is coated on its inner and outer surfaces. The hinge blade (65) of claim 1 or 5, wherein the opening wing (60) is composed of a hinge member (65) of a fixed piece (64) integrally attached to the opening side end portion of the emergency door (40). Fire exit shutter with integrated emergency exit. The hinge member (65) of the fixed piece (64) -integrated type is connected to the spring piece (67) and the hinge pin (66) on the fixed piece (64), and is free to rotate in the front-rear direction. And a pressing plate member (69) which is carbonized by a spring (67a) on an upper surface of the fixing piece (64) of the opening wing (60). The sealing member 34 is inserted into the inner groove 33 of the guide rail 30 to which the opening wing 60 is grounded, and the rail inclined surface 30a is provided on the outer surface thereof. The fire exit shutter integrally formed with an emergency exit, characterized in that configured to be made so that the opening and closing of the opening wing (60) smoothly. According to claim 1, Horizontal adjustment means 70 is provided on one side of the shutter member 21 to compensate for the phenomenon that the shutter plate 20 is biased to one side due to the play of the connection portion during assembly of the shutter plate 20 Fire exit shutter of the emergency exit unit, characterized in that provided. The method of claim 10, wherein the horizontal adjustment means 70, the bracket 71 is selectively attached to one side of the shutter member 21 and the bracket 71 is integrally configured to support the lifting bolt 74 Bore support tube (72), and the body operating rod insertion tube (73) having a pinion (77) at the contact portion so as to face the rack (76) on one side of the lifting bolt (74) inserted into the bolt support tube (72) It is fitted along the) and one side is made of a rotating operating rod 75 to the groove guide portion 79 for preventing the operation rod detachment, and on the back of the elevating bolt 74 is also a bolt support tube (72) An emergency exit fire prevention shutter, characterized in that it comprises a guide groove (78) through which the tightening bolt (80) is inserted.