KR20210128678A - Fire prevention shutter device with improved fire protection - Google Patents

Abstract

The present invention relates to a fireproof shutter device with an improved fireproof function. More specifically, the present invention comprises: a shutter frame formed along a periphery of an inlet for entering; a fireproof shutter lifted according to the shutter frame to close the inlet to block movement of a fire; a fireproof sealing unit sealing to prevent the fire from being leaked between the shutter frame and the fireproof shutter; and a shutter driving unit for moving the fireproof shutter when the fire occurs. According to the present invention as described above, a gap between the fireproof shutter and the frame is firmly sealed to prevent a substance generated by the fire from being leaked to improve fireproofing efficiency to improve reliability.

Description

Fire prevention shutter device with improved fire protection

The present invention relates to a fire shutter device, and more particularly, a fire protection function capable of preventing the spread of fire by securely closing a frame installed at an entrance and a fire shutter to prevent leakage of substances caused by a fire. This improved fire prevention shutter device relates to.

In general, when a fire occurs in a building, a fireproof structure of a building is installed with a floor, a wall, a fire door, or a fire shutter so that the fire does not spread throughout the interior of the building.

Here, as disclosed in Patent Registration No. 10-0666510, the conventional fire shutter is installed to prevent an outside person from entering a specific space and to prevent flames, smoke, and toxic gases from spreading at the ignition point.

However, according to the prior art, it was difficult to expect a higher shielding effect due to the problem that the shielding of the flame and toxic gas generated during a fire could not be maximized, and thus the leakage of the flame and the toxic gas could not be completely blocked.

In particular, there is a problem in that flames, smoke, toxic gases, etc. are leaked and spread through gaps between the fire shutter and the basic frame or the upper machine room space.

Accordingly, there is an urgent need for the development of a technology capable of firmly sealing the space between the fire shutter and the frame to firmly block the leakage of substances generated in the event of a fire.

Accordingly, the present invention has been devised to solve the above problems, a shutter frame formed along the periphery of an entrance for entry and exit, a fire shutter for preventing movement of fire by lifting and lowering along the shutter frame to close the entrance, and Including a fire sealing unit that seals to prevent the fire from leaking between the shutter frame and the fire shutter, and a shutter driving unit for moving the fire shutter in case of a fire, the gap between the fire shutter and the frame can be tightly closed. An object of the present invention is to provide a fire protection shutter device with an improved fire protection function, which can improve the reliability by preventing the material generated by fire from leaking out, thereby improving the fire protection efficiency.

The present invention for achieving the above object is a shutter frame formed along the periphery of a doorway for entry and exit; It includes a fire sealing unit that seals to prevent leakage, and a shutter driving unit for moving the fire shutter when a fire occurs.

Preferably, the shutter frame is provided on both sides of the doorway and has a shutter side end frame having a side movement path for inserting and moving the corresponding side end of the fire shutter, and an upper space portion therein; It includes a shutter upper frame provided at the upper end.

And the shutter side end frame has a side movement path open inward, a side end frame body having a side end filling space part open to the outside therein, a side end frame cover for closing the side end filling space part of the side end frame body, and a side end frame fixing part for fixing the side end frame cover to the side end frame body.

In addition, it further includes;

And the shutter upper frame has an upper end rear end frame body forming a lower end and a rear end of the upper space therein, and forming a front end of the upper space, an upper end for moving the fire shutter between the upper end and rear end frame body The upper front frame body forming the access space, the upper frame cover provided at the upper end of the upper rear end frame body and the upper front frame body to close the upper end of the upper space portion, and the upper frame cover with the upper rear end frame body and the upper end It includes an upper frame fixing part for fixing to the front frame body.

In addition, the shutter upper frame further includes a shutter upper reinforcing frame for maintaining the shape of the upper space portion.

And the shutter upper reinforcing frame is a first shutter upper reinforcing frame provided at an inner corner where the upper rear end frame body and the upper frame cover are connected, and a first shutter upper reinforcing frame provided at an inner corner between the lower end and the rear end of the upper rear end frame body 2 shutter upper reinforcing frame, a third shutter upper reinforcing frame provided at the inner corner where the upper front frame body and the upper frame cover are connected, a fourth provided at the lower end of the upper end of the upper entry space and the upper end of the upper front frame body A shutter upper reinforcing frame, a fifth shutter upper reinforcing frame provided on the upper rear end frame body to reinforce the rear end of the upper access space, and the first shutter upper reinforcing frame, second shutter upper reinforcing frame, and third shutter upper reinforcing and a sixth shutter upper reinforcing frame, which is provided to maintain an interval between at least one of two adjacent shutter upper reinforcing frames in the frame, the fourth shutter upper reinforcing frame, and the fifth shutter upper reinforcing frame.

In addition, the fire shutter has a lower closing block formed at the lowermost end, and is positioned in a state wound in the upper space of the shutter upper frame by the shutter driving unit. It moves along the road and closes the entrance.

And the lower closing block, an installation space part opened upwardly is formed therein, and the lower end of the fire shutter is fixed in a state inserted into the installation space part.

In addition, the fire shutter is composed of a plurality of fire shutter panels that are rotatably connected to each other, and the lower end closing block is fixed to the lower end of the fire shutter panel located at the lowest end.

And the fire shutter is a fire screen having flexibility, and the lower closing block is fixed to the lower end.

In addition, the lower closing block has an upperly open installation space therein, and the lower end of the fire shutter located at the lowermost end is fixed in a state inserted into the installation space.

The shutter frame further includes a shutter lower frame provided at the lower end of the doorway and having a lower insertion groove for inserting the lower end of the fire shutter.

In addition, the lower frame of the shutter has a lower filling space that is opened downward therein, a lower frame body in which the lower insertion groove is formed at the upper end, a lower frame cover for closing the lower filling space, and the lower frame cover and a lower frame fixing part for fixing the to the lower frame body.

And it further includes a lower end insulating portion filled in the lower filling space.

In addition, each of the shutter-side end frames is located above the shutter lower frame.

And the fire sealing unit includes a side end fire protection unit for heat blocking between the side end portion of the fire shutter and the side movement path of the shutter side end frame, a lower end fire protection unit for heat blocking between the lower end of the fire shutter and the lower end of the doorway, and an upper fire protection unit for heat-blocking between the fire protection shutter and the shutter upper frame.

In addition, the side end fire protection unit includes a first side end fire protection unit for heat blocking between the rear surface of the side movement path and the rear surface of one end of the fire shutter, and between the front surface of the side movement path and the front end of the fire shutter. It includes a second side fire protection unit for blocking the heat.

And the side end fire protection unit further includes a third side end fire protection unit for heat-blocking between the side surface of the side movement path and the one end side surface of the fire shutter.

And the first side single fire protection part and the second side single fire protection part, a side single fire installation groove formed on the corresponding surface of the side movement path, a side single fire protection tent positioned in the side short fire installation groove so that the end is exposed to the side movement path, and a side short fire installation pipe fitted to install the side short fire tent in the side short fire installation groove, and a side short fire prevention fixing member for fixing the side short fire installation pipe and the side short fire tent to the shutter side end frame.

In addition, the lower end fire protection unit includes a first lower end fire protection unit provided at the front end of the lower end of the lower closing block, and a second lower end fire protection unit provided at the rear end of the lower end of the lower end closing block.

And the first lower fire protection unit and the second lower end fire protection unit, the lower fire installation groove formed on the lower surface of the lower closing block, the lower end fire protection tent positioned in the lower fire installation groove so that the end is exposed to the lower side, the lower fire tent It includes a lower fire protection installation pipe fitted to be installed in the lower fire protection installation groove, and a lower fire prevention fixing member for fixing the lower fire installation pipe and the lower fire tent to the lower closing block.

In addition, the upper fire protection unit may include a first upper fire protection unit for thermally blocking between the front surface of the upper access space and the front of the fire shutter, and a rear surface of the upper access space and a rear surface of the fire shutter for heat blocking It includes a second upper fire protection unit.

And the first upper fire protection unit and the second upper fire unit, an upper fire installation groove formed on the corresponding surface of the upper access space, an upper end fire protection tent positioned in the upper fire installation groove so that the end is exposed to the upper access space portion, and an upper fire installation pipe fitted to install the upper fire protection tent in the upper fire installation groove, and an upper fire prevention fixing member for fixing the upper fire installation pipe and the upper fire tent to the shutter upper frame.

In addition, it further includes an internal fire protection unit for preventing the flame and heat from being transmitted to the upper space of the shutter upper frame.

In addition, the internal fire protection unit includes a pair of internal fire protection installation grooves formed at regular intervals on the lower end of the shutter upper frame, the front end and the rear end of which are installed in the pair of internal fire protection installation grooves so that the ends protrude downward. A fire protection tent, an internal fire installation bracket fitted to install the internal fire tent into a pair of internal fire installation grooves, and an internal fire protection fixing member for fixing the internal fire installation bracket and the internal fire tent to the shutter upper frame do.

In addition, the fire shutter further includes a locking unit to prevent the door from being opened when the entrance is closed.

And the locking part has a lock insertion groove so that the lower closing block is seated, a lock frame provided at the lower end of the doorway, a locking protrusion formed respectively along the upper front end and rear end of the lock insertion groove, the corresponding lock A locking pressing part having a locking fixing piece provided rotatably at the front and rear ends of the lower closing block so as to be caught on the locking protrusion, respectively, and a pressing force, and protruding each of the locking fixing pieces to the outside of the lower closing block. When the fire shutter is dropped by a load and the lower closing block is inserted into the lock insertion groove, the lock fixing piece touches the locking projection and folds into the lower closing block, and then completely passes through the locking projection. Then, it protrudes outwardly by the locking pressing part and is locked by the locking locking jaw.

In addition, it further includes a lock release unit provided so that the lock fixing piece hooked by rotating each of the locking projections upward is separated from the lock insertion groove together with the lower closing block.

And the lock portion has a lock insertion groove so that the lower closing block is seated, has a lock frame provided at the lower end of the doorway, and has elasticity, and is formed to protrude along the upper front end and rear end of the lock insertion groove, respectively. After inserting the lower closing block dropped by the lock insertion groove into the lock insertion groove, it includes a locking protrusion for preventing separation.

In addition, the surfaces of the front end and the rear end of the lower closing block are formed to be inclined toward the middle from the upper end to the lower end.

And the locking part communicates with the lower insertion groove, a locking groove formed at an end of the shutter lower frame so as to be located below the shutter side end frame, and installed at the end of the lower closing block, the lower closing block is inserted at the lower end When positioned in the groove, a locking projection protruding into the locking groove, a locking moving part having elasticity and moving the locking projection in the direction of the locking groove, and a locking projection located in the locking groove, of the lower closing block and an unlocking unit for moving inward.

In addition, the shutter driving unit, a shutter driving motor for maintaining the fire shutter in a rolled state at the upper end of the shutter frame, a driving power supply unit for supplying power to the shutter driving motor, and receiving a signal from the fire detection sensor and a driving control unit for controlling the driving power supply unit, wherein the control unit cuts off the applied power to maintain the shutter driving motor in a freely rotatable state, so that the fire shutter is freely dropped by the load to the entrance close the

And the driving control unit controls the driving power supply so that the lower closing block of the fire shutter, which is freely falling by the load, stops at the middle part of the doorway, and applies power to the shutter driving motor to close only the upper end of the doorway. a first control mode, and a second control mode for completely closing the doorway by controlling the driving power supply unit to cut off power with a shutter driving motor after a predetermined period of time has elapsed in the first control mode state.

In addition, when only the upper end of the entrance is closed by the first control mode, smoke is prevented from moving to the outside, and a person inside the building can escape.

And in the event of a fire, it further includes an emergency evacuation unit for emergency evacuation.

In addition, the emergency exit unit includes an emergency exit formed in a building to be adjacent to the entrance, a fireproof glass window that closes the upper end of the emergency entrance so that the inside can be checked, a fire emergency door for opening and closing the rest of the emergency exit, and the fire emergency The door is rotatably installed, but the fire automatic hinge has a pressing force and pressurizes the fire emergency door to close the emergency door, and the fire emergency door is maintained in an open state by the applied power, but the signal from the fire sensor and a door release in which the open state of the fire emergency door is released as the power is cut off by being controlled by the drive control unit that has received The emergency exit is automatically closed by the pressing force of the hinge.

In addition, the emergency evacuation unit is a sliding space part formed on the wall of the building so that the emergency exit frame provided for connecting the shutter side end frame and the upper end and the lower end to each other, and the emergency access frame provided integrally with the shutter side end frame are slid and moved. , an emergency exit formed between the emergency exit frame and the shutter side end frame so that people inside can escape in case of a fire, a fire protection panel provided to close the upper end of the emergency exit, and opening and closing the rest of the emergency exit The fire emergency door provided for It includes an automatic fire prevention moving part for moving the emergency access frame in the direction of the doorway, an electromagnet that forms a magnetic force by the applied power, and a door release for maintaining the emergency access frame in a state of being located in the sliding space part. And, as the power is cut off by being controlled by the driving control unit receiving the signal from the fire detection sensor, as the coupling force with the emergency access frame is removed, the emergency access frame is slid by the fire prevention automatic moving unit, and the shutter side end frame This is moved to a position for moving the fire shutter.

In addition, the emergency exit unit includes an emergency exit formed at the lower end of the fire screen, an emergency exit door made of the same material as the fire screen, and provided to open and close the emergency exit door, and the other end of the emergency exit door is attached to the fire screen. An emergency escape fixing part for sewing and fixing, an emergency escape opening and closing part for attaching and detaching the edge part of the emergency exit door that is not fixed by the emergency escape fixing part to the fire screen, and the same material as the fire screen, which is opened and an emergency escape stopper for limiting the distance spaced apart from the fire screen at an upper end of one side of the emergency exit door and guiding the emergency exit door to be quickly closed by returning it to its original state.

As described above, according to the fire prevention shutter device with improved fire protection function according to the present invention, the gap between the fire shutter and the frame can be tightly sealed, thereby preventing the material generated in the fire from leaking out, thereby improving the fire protection efficiency. It is a very useful and effective invention that makes it possible to improve reliability.

1 is a view showing a fire protection shutter device with improved fire protection according to the present invention;
2 is a view showing a shutter side end frame according to the present invention,
3 is a view showing a shutter upper frame according to the present invention,
4 is a view showing a fire shutter according to the present invention,
5 is a view showing a shutter lower frame according to the present invention,
6 is a view showing a side fire prevention part according to the present invention,
7 is a view showing a lower fire protection unit according to the present invention,
8 is a view showing an upper fire protection unit according to the present invention,
9 is a view showing a state in which an internal fire protection unit according to the present invention is further provided;
10 is a view showing a state in which a locking unit is further provided in the fire shutter with improved fire protection according to the present invention;
11 is a view showing another embodiment of the lock according to the present invention,
12 is a view showing another embodiment of the lock according to the present invention,
13 is a view showing a state in which an emergency exit according to the present invention is further provided;
14 is a view showing an emergency exit according to another embodiment according to the present invention,
15 is a view showing an unused state of an emergency exit according to another embodiment according to the present invention;
16 is a view showing an emergency exit according to another embodiment according to the present invention,
17 is a view showing the state of use of an emergency access unit according to another embodiment according to the present invention;
18 is a view showing an emergency exit according to another embodiment according to the present invention,
19 is a view showing the operating state of the emergency exit door of the emergency exit according to another embodiment according to the present invention.

Hereinafter, preferred embodiments according to the present invention will be described in detail with reference to the accompanying drawings. DETAILED DESCRIPTION The detailed description set forth below in conjunction with the appended drawings is intended to describe exemplary embodiments of the present invention and is not intended to represent the only embodiments in which the present invention may be practiced. The following detailed description includes specific details in order to provide a thorough understanding of the present invention. However, one of ordinary skill in the art to which the present invention pertains will recognize that the present invention may be practiced without these specific details.

In some cases, well-known structures and devices may be omitted or shown in block diagram form focusing on core functions of each structure and device in order to avoid obscuring the concept of the present invention.

Throughout the specification, when a part is said to "comprising or including" a certain element, it means that other elements may be further included, rather than excluding other elements, unless otherwise stated. do. In addition, the term “…unit” described in the specification means a unit that processes at least one function or operation. Also, "a or an", "one", "the" and like related terms are used differently herein in the context of describing the invention (especially in the context of the claims that follow). Unless indicated or clearly contradicted by context, it may be used in a sense including both the singular and the plural.

In describing the embodiments of the present invention, if it is determined that a detailed description of a well-known function or configuration may unnecessarily obscure the gist of the present invention, the detailed description thereof will be omitted. In addition, the terms to be described later are terms defined in consideration of functions in an embodiment of the present invention, which may vary according to intentions or customs of users and operators. Therefore, the definition should be made based on the content throughout this specification.

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

1 is a view showing a fire protection shutter device with improved fire protection according to the present invention, FIG. 2 is a view showing a shutter-side end frame according to the present invention, and FIG. 3 is a view showing a shutter upper frame according to the present invention. 4 is a view showing a fire shutter according to the present invention, FIG. 5 is a view showing a lower shutter frame according to the present invention, and FIG. 6 is a view showing a side fire prevention part according to the present invention, FIG. 7 is a view showing a lower fire protection unit according to the present invention, FIG. 8 is a view showing an upper fire protection unit according to the present invention, and FIG. 9 is a view showing a state in which an internal fire protection unit according to the present invention is further provided, FIG. is a view showing a state in which a locking unit is further provided in the fire shutter with improved fire protection according to the present invention, FIG. 11 is a view showing another embodiment of the locking unit according to the present invention, and FIG. 12 is a locking according to the present invention It is a view showing another embodiment of the unit, FIG. 13 is a view showing a state in which an emergency access unit according to the present invention is further provided, and FIG. 14 is a view showing an emergency access unit according to another embodiment according to the present invention, FIG. 15 is a view showing the non-use state of an emergency access unit according to another embodiment according to the present invention, FIG. 16 is a view showing an emergency access unit according to another embodiment according to the present invention, and FIG. 17 is another embodiment according to the present invention It is a view showing the state of use of the emergency exit, FIG. 18 is a diagram showing an emergency exit according to another embodiment according to the present invention, and FIG. 19 is an operation state of the emergency exit door of the emergency exit according to another embodiment according to the present invention. is a diagram showing

As shown in the drawing, the fire prevention shutter device 10 with improved fire protection function includes a shutter frame 100 , a fire shutter 200 , a fire sealing unit 300 , and a shutter driving unit 400 .

The shutter frame 100 is formed along the periphery of the entrance for entry and exit.

And the fire shutter 200 is raised and lowered along the shutter frame 100 to close the doorway to prevent the movement of fire.

The fire sealing unit 300 seals the shutter frame 100 and the fire shutter 200 to prevent a fire from leaking out.

In addition, the shutter driving unit 400 is provided to move the fire shutter 200 when a fire occurs.

Accordingly, when a fire occurs, the entrance is closed by the fire shutter 200 , and it is possible to effectively block the movement of fire and heat to the outside by the fire sealing unit 300 .

For this purpose, the shutter frame 100 includes a shutter side end frame 110 and a shutter upper end frame 130 .

The shutter-side end frame 110 is provided on both sides of the entrance, respectively, and the side movement path 111 for the corresponding side end of the fire shutter 200 to be inserted and moved is formed.

And the shutter upper frame 130 has an upper space 131 therein, and is provided at the upper end of the doorway.

First, the shutter side end frame 110 includes a side end frame body 112 , a side end frame cover 114 , and a side end frame fixing part 118 as shown in FIG. 2 .

The side end frame body 112 has a side movement path 111 open to the inside, and a side end filling space 113 open to the outside is formed therein.

And the side end frame cover 114 is provided to close the side end filling space 113 of the side end frame body 112 .

The side end frame fixing part 118 is provided to fix the side end frame cover 114 to the side end frame body 112 .

In addition, the side end insulation portion 116 may be further filled in the side end filling space 113 .

And as shown in FIG. 3, the shutter upper frame 130 includes an upper rear end frame body 132, an upper front frame body 134, an upper frame cover 136, and an upper frame fixing part 138.

The upper rear end frame body 132 forms a lower end and a rear end of the upper space portion 131 therein.

In addition, the upper front frame body 134 forms the front end of the upper space 131, but forms an upper entry space 135 for the fire shutter 200 to move between the upper rear end frame body 132 and the upper end of the frame body 132. .

The upper frame cover 136 is provided at the upper end of the upper rear end frame body 132 and the upper front end frame body 134 to close the upper end of the upper space portion 131 .

And the upper frame fixing part 138 is provided to fix the upper frame cover 136 to the upper rear end frame body 132 and the upper front frame body 134 .

Here, the shutter upper frame 130 further includes a shutter upper reinforcing frame 140 .

The shutter upper reinforcing frame 140 is provided to maintain the shape of the upper space portion 131 so that it can maintain the shape even in high heat when a fire occurs.

The shutter upper reinforcing frame 140 includes a first shutter upper reinforcing frame 141, a second shutter upper reinforcing frame 142, a third shutter upper reinforcing frame 143, a fourth shutter upper reinforcing frame 144, 5 and a shutter upper reinforcing frame 145 and a sixth shutter upper reinforcing frame 146 .

The first shutter upper reinforcing frame 141 is provided at an inner corner where the upper rear end frame body 132 and the upper frame cover 136 are connected.

And the second shutter upper reinforcing frame 142 is provided at the inner edge between the lower end and the rear end of the upper rear end frame body (132).

The third shutter upper reinforcing frame 143 is provided at the inner edge where the upper front frame body 134 and the upper frame cover 136 are connected.

In addition, the fourth shutter upper reinforcing frame 144 is provided at the front end of the upper access space 135 and the lower end of the upper front end frame body 134 .

The fifth shutter upper reinforcing frame 145 is provided on the upper rear end frame body 132 to reinforce the rear end of the upper entry space 135 .

And the sixth shutter upper reinforcing frame 146 is the first shutter upper reinforcing frame 141, the second shutter upper reinforcing frame 142, the third shutter upper reinforcing frame 143, and the fourth shutter upper reinforcing frame 144. , the fifth shutter upper reinforcing frame 145 is provided to maintain an interval between any one or more of the two adjacent shutter upper reinforcing frames.

In addition, as shown in FIG. 4 , the fire shutter 200 is a plurality of fire protection shutter panels 210 that are rotatably connected to each other. A lower closing block 220 to be inserted into the groove 121 is formed.

This fire shutter 200 is wound on the upper space 131 of the shutter upper frame 130, and when a fire occurs, it is released by the shutter driving unit 400 and moves to the side of the shutter side frame 110 ( 111) to close the doorway.

Of course, the plurality of fire-proof shutter panels 210 may be rotated to each other, and may be rolled in the upper space 131, positioned sequentially folded, or positioned in a sliding manner.

Here, the lower closing block 220 has an upperly open installation space 222 therein, and the lower end of the fire shutter panel 210 located at the lowermost end is through the open portion of the installation space 222 . It is fixed in the inserted state.

In one embodiment, it is preferable that the fire protection shutter panel 210 and the lower closing block 220 are fixed by welding.

Of course, it can be fixed by a plurality of bolts and nuts, and it is natural that a welding method can also be used together.

The fire shutter 200 ′ of another embodiment is a fire screen with flexibility and a lower closing block 220 ′ is fixed to the lower end thereof.

This fire screen is made of the same material as each fire tent to be described later, so that heat or substances generated by a fire are prevented from being discharged.

And the lower closing block 220' has an upperly open installation space 222' therein, and the lower end of the fire shutter 200' located at the lowermost end is inserted into the installation space 222'. is fixed with

Here, it is natural that the lower end of the fire shutter 200 ′ and the lower closing block 220 ′ can be fixed using a plurality of bolts and nuts or can be used as long as they can be mutually fixed such as rivets.

In addition, the fire shutter 200 may include a shutter door unit 250 that allows emergency entry and exit. It consists of a panel 252 .

In more detail, the shutter door unit 250 is rotatably provided on the fire shutter 200 to close the emergency exit door by pressing force when not in use, and is opened by a separate operation.

In addition, the shutter door unit 250 may prevent substances generated in a fire from leaking between the fire shutters 200 by the fire protection cloth.

And the shutter frame 100 further includes a lower shutter frame 120 .

The shutter lower frame 120 is provided at the lower end of the doorway, and a lower insertion groove 121 for inserting the lower end of the fire shutter 200 is formed.

Here, each shutter side end frame 110 is located above both ends of the shutter lower end frame 120 .

In addition, the lower insertion groove 121 of the shutter lower frame 120 is formed to correspond to the interval between the pair of shutter side end frames 110 , and the lower closing block 220 is also formed to correspond thereto.

The shutter lower frame 120 includes a lower frame body 122 and a lower frame cover 124 and a lower frame fixing part 128 as shown in FIG. 5 .

The lower frame body 122 has a lower filling space 123 that is opened downwardly therein.

And the lower frame cover 124 is provided to close the lower filling space (123).

The lower frame fixing part 128 is provided to fix the lower frame cover 124 to the lower frame body 122 .

In addition, the lower end insulating portion 126 may be further filled in the lower filling space 123 .

And the fire sealing unit 300 includes a side end fire protection unit 310 , a lower end fire protection unit 320 , and an upper end fire protection unit 330 .

The side end fire protection unit 310 is provided to heat-block between the side end of the fire shutter 200 and the side movement path 111 of the shutter side end frame 110 .

In addition, the lower fire protection unit 320 is provided to heat-block between the lower end of the fire shutter 200 and the lower end of the entrance.

The upper fire protection unit 330 is provided to heat-block between the fire protection shutter 200 and the shutter upper frame 130 .

The side end fire protection unit 310 includes a first side end fire protection unit 312 and a second side end fire rate unit 314 in FIG. 6 .

The first side single fire prevention part 312 is provided to heat-block between the rear surface of the side movement path 111 and the rear surface of one end of the fire shutter 200 .

And the second side single fire prevention part 314 is provided to heat-block between the front surface of the side movement path 111 and the front surface of one end of the fire shutter 200 .

The first side single fire prevention part 312 and the second side single fire prevention part 314 have side short fire installation grooves 3122 and 3142, side short fire tents 3124 and 3144, side short fire installation pipes 3126 and 3146, and side short fire installation grooves 3122 and 3142. and fixing members 3128 and 3148 .

The side end fire prevention installation grooves 3122 and 3142 are formed on the corresponding surface of the side movement path 111 .

And the side fire tents (3124, 3144) are located in the side end fire prevention installation grooves (3122, 3142) so that the ends are exposed to the side movement path (111).

The side fire prevention installation pipes 3126 and 3146 are fitted so that the side fire protection tents 3124 and 3144 are installed in the side fire prevention installation grooves 3122 and 3142.

In addition, the side end fire fixing members 3128 and 3148 are provided to fix the side end fire installation pipes 3126 and 3146 and the side end fire tents 3124 and 3144 to the shutter side end frame 110 .

Here, the side end fire protection unit 310 further includes a third side end fire protection unit 316 .

The third side single fire prevention part 316 is provided to heat-block between the side surface of the side movement path 111 and the one end side surface of the fire shutter 200 .

This third side single fire protection part 316 includes a third side single fire prevention installation groove 3162, a third side single fire protection tent 3164, a third side single fire protection installation pipe 3166, and a third side single fire prevention fixing member 3168. do.

The third side single fire prevention installation groove 3162 is formed on the corresponding surface of the side movement path 111 .

And the third side single fire protection tent 3164 is located in the third side single fire prevention installation groove 3162 so that the end is exposed to the side movement path (111).

The third side single fire prevention installation pipe 3166 is fitted so that the third side single fire prevention tent 3164 is installed in the third side single fire prevention installation groove 3162 .

In addition, the third side single fire prevention fixing member 3168 is provided to fix the third side single fire protection installation pipe 3166 and the third side single fire tent 3164 to the shutter side end frame 110 .

In addition, the lower end fire protection unit 320 includes a first lower end fire protection unit 322 and a second lower end fire protection unit 324 as shown in FIG. 7 .

The first lower end fire protection unit 322 is provided at the front end of the lower end of the lower closing block 220 , and the second lower end fire unit 324 is provided at the rear end of the lower end of the lower end closing block 220 .

The first lower end fire protection part 322 and the second lower end fire protection unit 324 have the lower fire installation grooves 3222 and 3242, the lower fire tents 3224 and 3244, the lower fire installation pipes 3226 and 3246, and the lower fire protection installation grooves 3222 and 3242. and fixing members 3228 and 3248.

The lower fire prevention installation grooves 3222 and 3242 are formed on the lower surface of the lower closing block 220 .

And the lower fire protection tents 3224 and 3244 are positioned in the lower fire protection installation grooves 3222 and 3242 so that the ends are exposed downward.

The lower fire protection installation pipes 3226 and 3246 are fitted to install the lower fire protection tents 3224 and 3244 into the lower fire protection installation grooves 3222 and 3242.

In addition, the lower fire fixing members 3228 and 3248 are provided to fix the lower fire installation pipes 3226 and 3246 and the lower fire tents 3224 and 3244 to the lower closing block.

Also, the upper fire protection unit 330 includes a first upper fire protection unit 332 and a second upper fire protection unit 334 as shown in FIG. 8 .

The first upper fire prevention part 332 is provided to heat-block between the front surface of the upper access space part 135 and the front surface of the fire shutter 200 .

In addition, the second upper fire protection part 334 is provided to heat-block between the rear surface of the upper access space part 135 and the rear surface of the fire shutter 200 .

The first upper fire protection unit 332 and the second upper fire unit 334 have upper fire installation grooves 3322 and 3342, upper fire tents 3324 and 3344, upper fire installation pipes 3326 and 3346 and upper fire protection installation grooves 3322 and 3342. and fixing members 3328 and 3348.

The upper fire protection installation grooves 3322 and 3342 are formed on the corresponding surface of the upper access space 135 .

And the upper fire protection tents (3324, 3344) are located in the upper fire installation grooves (3322, 3342) so that the ends are exposed to the upper access space (135).

The upper fire protection installation pipes 3326 and 3346 are fitted so that the upper fire protection tents 3324 and 3344 are installed in the upper fire protection installation grooves 3322 and 3342.

In addition, the upper fire fixing members 3328 and 3348 are provided to fix the upper fire installation pipes 3326 and 3346 and the upper fire tents 3324 and 3344 to the shutter upper frame 120 .

And as shown in FIG. 9 , the fire sealing unit 300 further includes an internal fire protection unit 340 .

The internal fire protection unit 340 is provided to prevent flame and heat from being transmitted to the upper space 131 of the shutter upper frame 130 .

The internal fire protection unit 340 includes an internal fire protection installation groove 342 , an internal fire tent 344 , an internal fire protection installation bracket 346 , and an internal fire protection fixing member 348 .

The internal fire protection installation grooves 342 are formed at regular intervals at the lower end of the shutter upper frame 130 as a pair.

In addition, the inner fire tent 344 is provided so that the front end and the rear end are installed in the pair of inner fire installation grooves 342 so that the end protrudes downward.

The internal fire protection installation bracket 346 is fitted so that the internal fire tent 344 is installed in a pair of internal fire protection installation grooves 342 .

And the internal fire prevention fixing member 348 is provided to fix the internal fire prevention installation bracket 346 and the internal fire tent 344 to the shutter upper frame 130 .

In addition, as shown in FIG. 10 , the fire prevention shutter device 10 with improved fire protection function A locking unit 500 is further included.

The locking unit 500 is provided to prevent the doorway of the fire shutter 200 from being opened when the door is closed.

To this end, the locking unit 500 includes a locking frame 510 , a locking protrusion 520 , a locking fixing piece 530 , and a locking pressing part 540 .

The lock frame 510 has a lock insertion groove 512 so that the lower closing block 220 is seated, and is provided at the lower end of the doorway.

And the locking protrusion 520 is formed to protrude along the upper front end and the rear end of the lock insertion groove (512), respectively.

The lock fixing piece 530 is provided so as to be rotatable at the front and rear ends of the lower closing block 220 so as to be caught on the corresponding locking projection 520 .

In addition, the lock pressing unit 540 has a pressing force, and is provided to protrude each lock fixing piece 530 to the outside of the lower closing block 220 .

Looking at the operation state of the locking unit 500, when the fire shutter 200 is dropped by a load and the lower closing block 220 is inserted into the lock insertion groove 512, the locking piece 530 is locked. It touches the jaw 520 and folds into the lower closing block 200 .

Accordingly, the locking piece 530 completely passes through the locking engaging projection 520 together with the lower closing block 200 , and then protrudes outward by the locking pressing unit 510 and is caught by the locking engaging projection 520 .

Accordingly, the fire shutter 200 is prevented from being opened by another person.

Here, the locking unit 500 further includes an unlocking unit 550 .

The lock release unit 550 rotates upwardly at least one of the locking projections 520 so that the locking fixing piece 530 hooked is separated from the lock insertion groove 512 together with the lower closing block 220 . do.

Accordingly, the fire shutter may be opened to extinguish the fire.

On the other hand, as shown in FIG. 11 , the locking unit 500 ′ according to another embodiment includes a locking frame 510 ′ and a locking protrusion 520 ′.

The lock frame 510' has a lock insertion groove 512' so that the lower closing block 220 is seated, and is provided at the lower end of the doorway.

And the locking protrusion 520' has elasticity, and is formed to protrude along the upper front end and the rear end of the lock insertion groove 512', and the lower closing block 220 that is dropped by the load is inserted into the lock insertion groove 512'. ) to prevent it from coming off.

Here, the surfaces of the front end and the rear end of the lower closing block 220 are inclined toward the middle from the upper end to the lower end.

The upper end of the lower closing block 220 easily passes through the locking protrusion 520', but prevents it from being separated.

In addition, as shown in FIG. 12, the locking part 500" of another embodiment includes a locking groove 510", a locking protrusion 520", a locking moving part 530", and a locking releasing part 540"). includes

The locking groove 510 ″ is formed at the lower end of the shutter side end frame 110 .

In addition, the locking protrusion 520 ″ is installed at the end of the lower closing block 220 , and when the lower closing block 220 is positioned in the lower insertion groove 121 , it protrudes into the locking groove 510 .

The locking moving part 530" has elasticity and is provided to move the locking protrusion 520" in the direction of the locking groove 510".

And the unlocking unit 540 ″ is provided to move the lock protrusion 520 ″ positioned as the lock groove 510 ″ to the inside of the lower closing block 220 .

Here, the lock moving unit 530 ″ detects when the lower closing block 220 is positioned in the lower insertion groove 121 by a sensor and moves the lock protrusion 520 ″ to be positioned in the lock groove 510 ″. make it

In addition, as the lock release unit 540 ″ is operated by the operator to separate the lock protrusion 520 ″ from the lock groove 510 ″, the fire shutter 200 is lifted upward by the shutter driving unit 400 to raise and lower the doorway. can be opened.

On the other hand, when the shutter lower frame 120 is provided, the locking groove 510 ″ communicates with the lower insertion groove 121 and is located at the lower side of the shutter side end frame 110 at the end of the shutter lower frame 120 . is formed

And as shown in FIG. 13 , the shutter driving unit 400 includes a shutter driving motor 410 , a driving power supply unit 420 , and a driving control unit 430 .

The shutter driving motor 410 is provided to maintain the fire shutter 200 in a rolled state at the upper end of the shutter frame 100 .

In addition, the driving power supply unit 420 is provided to supply power to the shutter driving motor 410 .

The driving control unit 430 is provided to control the driving power supply unit 420 by receiving a signal from the fire detection sensor.

As the driving control unit 430 cuts off the applied power to maintain the shutter driving motor 410 in a freely rotatable state, the fire shutter 200 freely falls under the load to close the entrance.

The driving control unit 430 controls the fire shutter device in the first control mode and the second control mode.

In the first control mode, power is applied to the shutter driving motor 410 by controlling the driving power supply 420 so that the lower closing block 220 of the fire shutter 200, which is freely falling by the load, stops at the middle part of the doorway. Only the upper part of the entrance is closed.

This allows people inside to escape before the fire shutter 200 is completely closed, but closes the upper end to prevent smoke from leaking out.

In the second control mode, after a predetermined time has elapsed in the first control mode, the driving power supply unit 420 is controlled to cut off the power with the shutter driving motor 410 to completely close the doorway.

In addition, the fire shutter device 10 further includes an emergency escape unit 600 as shown in FIG. 13 .

The emergency escape unit 600 is provided for emergency escape when a fire occurs, and is provided adjacent to the doorway closed by the fire shutter 200 .

The emergency escape unit 600 includes an emergency exit 610 , a fire panel 620 , a fire emergency door 630 , an auto fire hinge 640 , and a door release 650 .

The emergency exit 610 is formed in the building to be adjacent to the entrance.

And the fire panel 620 closes the upper end of the emergency exit (610).

The fire protection panel 620 is formed of any one or more of an iron plate and glass, and when formed of glass, the inside can be confirmed.

The fire emergency door 630 is provided to open and close the rest of the emergency exit 610 .

In addition, the fire automatic hinge 640 rotatably installs the fire emergency door 630 , but has a pressing force, and presses the fire emergency door 630 to close the emergency exit 610 .

The door release 650 maintains the fire emergency door 630 in an open state by the applied power, but is controlled by the driving control unit 430 that receives the signal from the fire detection sensor and the power is cut off. The open state of the door 630 is released.

Here, the door release 650 includes an electromagnet that forms a magnetic force by the applied power.

The door release 650, whose power is cut off by the driving control unit 430, loses its magnetic force, and the fire emergency door 630 whose open state is released by the pressing force of the fire automatic hinge 640 is an emergency exit 610. automatically closes.

As the fire emergency door 630 is for emergency escape, it is natural that it can be opened and exited from the inside, and multiple fire protection tents are provided between the emergency exit 610 and the emergency exit 610, so that the material generated by the fire is discharged to the outside. It is natural to prevent this from happening.

Meanwhile, as shown in FIG. 14 , the fire emergency door 630 is rotatably provided on the emergency access frame 660 rather than the building wall.

Of course, the emergency exit 610 is also formed between the shutter side end frame 110 and the emergency exit frame 660 .

Here, the emergency access frame 660 and the shutter side end frame 110 are connected to each other at the upper end and the lower end, and are integrally formed by the emergency connection frame in one embodiment, and the emergency door 610 and the fire emergency door therein. 630 is provided.

And the emergency access frame 660 and the shutter side end frame 110 formed integrally are rotatably provided on the wall of the building, and a pressing force is applied to close the opened portion by the second fire automatic hinge 670 .

Also, the door release 650 does not keep the fire emergency door 630 in an open state, but maintains the integrally formed emergency access frame 660 and the shutter side end frame 110 in an open state.

Accordingly, as shown in FIG. 15 , as shown in FIG. 15 , it is usually not used, and in case of a fire, it is possible to provide a sufficiently wide entrance by expanding the closed doorway, as well as to ensure sufficient entrance for fire suppression. can

Of course, in the event of a fire, as the power of the door release 650 is cut off, the integrally formed emergency access frame 660 and the shutter side end frame 110 are first closed to secure the side movement path 111, and then the shutter The fire shutter 200 is dropped by the driving unit 400 to completely close the entrance.

At this time, the fire emergency door 630 can be opened for emergency escape from the inside, and it is natural that it is automatically closed by the fire automatic hinge 640 .

In addition, as shown in FIGS. 16 to 17 , the emergency escape unit 600 ′ of another embodiment includes an emergency access frame 610 ′ and a sliding space 620 ′, an emergency exit 630 ′ and a fire panel ( 640'), a fire emergency door 650', a fire automatic hinge 660', a fire automatic movement unit 670', and a door release 680'.

The emergency access frame 610 ′ is provided so that the shutter side end frame 110 and the upper and lower ends are connected to each other.

And the sliding space 620' is formed on the wall of the building so that the emergency access frame 610' provided integrally with the shutter side end frame 110 slides and moves.

The emergency exit 630' is formed between the emergency exit frame 610' and the shutter side end frame 110 so that, in the event of a fire, a person inside can escape.

In addition, the fire panel 640' is provided to close the upper end of the emergency exit 630'.

The fire protection panel 640' is formed of at least one of an iron plate and glass, and when formed of glass, the inside can be confirmed.

In addition, the fire emergency door 650' is provided to open and close the rest of the emergency exit 630'.

The fire automatic hinge 660' rotatably installs the fire emergency door 650', but has a pressing force, and presses the fire emergency door 650' to close the emergency door 630'.

And the fire prevention automatic moving part 670' has a pressing force, and moves the emergency access frame 610' located in the sliding space part 620' in the direction of the entrance.

The door release 680 ′ includes an electromagnet that forms a magnetic force by the applied power, and maintains the emergency access frame 610 ′ in the sliding space 620 ′, but the signal from the fire sensor As the power is cut off by being controlled by the driving control unit 430 that has received , the coupling force with the emergency access frame 610 ′ is removed.

Accordingly, the emergency access frame 610 ′ is moved in the doorway direction by the pressing force of the fire prevention automatic moving unit 670 ′, thereby returning the shutter side end frame 110 to its original position.

Here, the original position of the shutter-side end frame 110 refers to a position at which the corresponding side end of the fire shutter 200 is moved.

Of course, it is natural that the stopper is provided so as to be positioned in the correct position.

In addition, as shown in FIGS. 18 to 19, the emergency escape unit 600 "of another embodiment includes an emergency exit 610", an emergency escape door 620", an emergency escape fixing unit 630", and an emergency escape. It includes an opening/closing part 640" and an emergency escape stopper 650".

This emergency escape unit 600 ″ is used when the fire shutter 200 is a fire screen.

The emergency exit 610 ″ is formed at the lower end of the fire screen, and it is natural to have a width and height that a person can escape.

And the emergency exit door 620" is made of the same material as the fire screen, and is provided to open and close the emergency exit 610".

The emergency escape fixing part 630" is fixed by sewing the other end of the emergency escape door 620" to the fire screen.

In addition, the emergency escape opening/closing unit 640" is provided to attach and detach the edge of the emergency escape door 620" which is not fixed by the emergency escape fixing unit 630" to the fire screen.

The emergency escape stopper 650" is made of the same material as the fire screen, and limits the distance from the fire screen to the upper end of one side of the open emergency escape door 620", and returns it to the original state so that the emergency escape door 620" is quick. guide it to close properly.

Here, the emergency escape fixing part 630" is folded so that a fixed installation pocket 632" is formed at the corresponding other end of the emergency escape door 620", and then sewn, and elasticity is applied to this fixed installation pocket 632". A fixed spring portion 634 ″ is installed.

In addition, the fixed installation pocket 632" in which the fixed spring 634" is installed is sewn and fixed to the fire screen, so that the emergency escape door 620" can be elastically fixed.

In addition, the emergency escape opening/closing unit 640" is folded to form a fixed opening/closing pocket 642" along the open edge of the emergency escape door 620" and then sewn, and the fixed opening/closing pocket 642" has elasticity. An opening/closing spring part 644" is installed.

The opening/closing spring portion 644 ″ is formed of a metal or non-metal that responds to magnetic force, and in one embodiment, spring steel is used.

And an opening and closing magnet part 646" is provided on the fire screen around the emergency exit 610" so as to be attached to the opening/closing spring part 644" to close the opened emergency escape door 620".

This is, after the emergency escape stopper 650" holds the upper end of one side of the partially opened emergency escape door 620" during emergency evacuation and is tilted to open, the fixed spring 634" and the emergency escape opening 640" "), it is possible to prevent and minimize the leakage of substances generated in a fire to the outside by guiding the opening and closing spring part 644" and the opening and closing magnet part 646" to be quickly attached.

Here, the upper end of the emergency exit 610" is formed to be inclined downward from one side to the other, and the emergency escape fixing part 630" is the other side of the emergency escape door 620" as well as the other side of the upper end. Fix it to the fire screen.

Accordingly, the lower end of the emergency escape door 620" is fully opened, but only one side of the upper end is opened, thereby minimizing the open area of the upper end where there is smoke in case of a fire. It can be guided to close quickly, improving fire protection.

The emergency exit door 620" is provided to open and close at least one of an outer surface and an inner surface of the emergency exit 610".

When the emergency escape door 620" is provided on the outer and inner surfaces of the emergency exit 610", respectively, the emergency escape door 620" provided on the inside is pulled to open, and then the emergency escape provided on the outside You can escape by pushing the door 620" to open it.

After escaping, it is natural that each emergency escape door 620" is automatically closed by the emergency escape fixing unit 630", the emergency escape opening and closing unit 640", and the emergency escape stopper 650".

And, it is possible to quickly close by the emergency exit 610 ″, as well as improve the heat resistance function against high heat or fire generated during a fire.

10: fire shutter 100: shutter frame
110: shutter side frame 120: shutter lower frame
130: shutter upper frame 200: fire shutter
300: fire sealing unit 310: side end fire protection unit
320: lower fire protection unit 330: upper fire protection unit
340: internal fire protection unit 400: shutter driving unit
500, 500', 500" : Lock
600, 600', 600" : emergency exit

Claims (10)

A shutter frame formed along the periphery of the doorway for entry and exit;
a fire shutter for preventing movement of fire by lifting and lowering the shutter frame to close the doorway;
a fire sealing unit sealing the shutter frame and the fire shutter to prevent a fire from leaking out; and
A fire prevention shutter device with improved fire protection performance, comprising: a shutter driving unit for moving the fire shutter when a fire occurs. The method of claim 1, wherein the shutter frame comprises:
a shutter side end frame provided on both sides of the doorway and having a side movement path for inserting and moving the corresponding side end of the fire shutter; and
A fire prevention shutter device with improved fire protection performance, comprising: a shutter upper frame having an upper space inside and provided at an upper end of the doorway. The method according to claim 2, wherein the shutter-side end frame comprises:
a side end frame body having a side movement path open inward, and having a side end filling space part open to the outside therein;
a side end frame cover for closing the side end filling space of the side end frame body; and
Fire prevention shutter device with improved fire protection performance including; a side end frame fixing part for fixing the side end frame cover to the side end frame body. The method according to claim 3, wherein the shutter upper frame comprises:
an upper rear end frame body forming a lower end and a rear end of the upper space therein;
an upper front frame body forming a front end of the upper space, and forming an upper entry and exit space for moving the fire shutter between the upper end and rear end frame body;
an upper frame cover provided at the upper end of the upper rear end frame body and the upper front end frame body to close the upper end of the upper space portion; and
Fire prevention shutter device with improved fire protection performance including; an upper frame fixing part for fixing the upper frame cover to the upper rear end frame body and the upper front end frame body. The method of claim 4, wherein the shutter upper frame,
The fire prevention shutter device with improved fire protection performance further comprising; a shutter upper reinforcement frame for maintaining the shape of the upper space portion. According to claim 4, wherein the fire shutter,
A lower closing block is formed at the lowermost end,
Fire prevention performance is improved, characterized in that it is wound in the upper space of the upper frame of the shutter by the shutter driving unit and is released and moved along the side movement path of the upper frame of the shutter in case of fire to close the doorway. fire shutter device. The method of claim 6, wherein the lower closing block,
An installation space part open upward is formed inside,
The fire protection shutter device with improved fire protection performance, characterized in that the lower end of the fire shutter is fixed while being inserted into the installation space. The method of claim 6, wherein the fire shutter,
Fire prevention shutter device with improved fire protection performance further comprising a; locking unit to prevent opening when closing the doorway. According to claim 8, The fire sealing portion,
a side end fire protection unit for heat blocking between the side end of the fire shutter and the side movement path of the shutter side end frame;
a lower fire protection unit for heat-blocking between the lower end of the fire shutter and the lower end of the doorway; and
The fire prevention shutter device having improved fire protection performance including; 10. The method of claim 9, wherein the fire sealing portion,
Fire prevention shutter device with improved fire protection performance further comprising; an internal fire protection unit for preventing flame and heat from being transmitted to the upper space of the shutter upper frame.

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