KR200353393Y1 - multi-function damper - Google Patents

Abstract

The present invention relates to a multi-function damper, and more particularly, to prevent the spread of smoke or toxic gas while the passage of the damper for dehumidification automatically in the event of fire, and of course, in particular, limited to a specific direction through the passage The present invention relates to a multifunctional damper capable of providing a more improved dehumidification efficiency and a dehumidification environment by performing a uniform dehumidification action corresponding to an indoor area.

Such a multifunctional damper includes a damper housing having a passage for dehumidifying action, a damper blade positioned on the damper housing passage and blocking or opening the passage by rotation, and a driving unit transmitting power for operating the damper blade. And a control unit for controlling the driving of the driving unit by sensing smoke or temperature,

The damper blades are characterized in that the posture is changed so that when the passage is opened by the power of the drive unit, the dehumidification action is performed on a section coinciding with the section of the passage on the passage of the damper housing.

Description

Multi-function Damper

The present invention relates to a multi-function damper, and more particularly, to prevent the spread of smoke or toxic gas while the passage of the damper for dehumidification automatically in the event of fire, and of course, in particular, limited to a specific direction through the passage The present invention relates to a multifunctional damper that can provide a more improved dehumidification efficiency and a dehumidification environment by making a uniform dehumidification action corresponding to an indoor area.

In general, dehumidification dampers are used as dehumidification facilities to minimize human injury by eliminating toxic gases or smoke generated in fires in evacuation areas such as emergency passages, stairs, and landings of buildings.除 煙) It is connected to the air duct which connects the indoor and outdoor of the building for the function, that is, the air supply duct or exhaust duct such as ceiling or wall, respectively, and the air supply duct supplies the outside air to the room in case of fire. Therefore, the smoke or toxic gas is diluted, and the exhaust duct has a function of removing indoor smoke or toxic gas to the outside of the building in case of fire.

As described above, the dehumidification dampers installed on the air supply duct or the exhaust duct side have a passage for the above-described dehumidification action, and a plurality of blades are installed in a predetermined arrangement on the passage, and air for dehumidification is provided between the blades. It is a structure to make the dehumidification effect while being supplied or discharged.

The blades have a constant angle in the passage of the damper and are made integrally or can be angularly manually converted to a lever or the like. The opening angles of such blades are set within a range of approximately 60 ° based on the most blocked state. do.

However, the above-described conventional smoke damper is a structure in which the blades have a specific angle on the passage for smoke control and are fixed to enable the integral or posture change, for example, the smoke is supplied to the room through the duct in the event of fire As it is supplied with a flow in an inclined direction through the passage, the inclined flow of air rises to the upper side of the smoke or toxic gas formed on the bottom layer, which can be spread to the entire area of the room, thereby providing a satisfactory ventilation environment. It can be a factor causing large-scale human damage.

In addition, if the blades are made of a structure capable of changing the posture by a lever or the like can be in a state of blocking the passage of the damper due to external physical impact or contact, so if a fire occurs in such a state, smooth ventilation through the passage Since the action is not made structurally can cause serious problems in operation and safety.

The present invention is devised to solve the conventional problems as described above, the object of the present invention is to prevent the smoke or toxic gas of the evacuation area to spread while the passage of the damper for the smoke is automatically opened in the event of fire. Of course, in particular, through the passage is not limited to a specific direction is to provide a multi-function damper that can provide a more improved efficiency and efficiency of the dehumidification environment by performing a uniform dehumidification action corresponding to the indoor area.

In order to achieve the object of the present invention as described above, a damper housing having a passage for the dehumidification action, and a damper blade located on the damper housing passage and blocking or opening the passage by rotation, and the damper blade of It includes a drive unit for transmitting power for operation, and a control unit for controlling the driving of the drive unit by detecting smoke or temperature,

The damper blades provide a multifunctional damper whose posture is changed so that a dehumidification action can be performed on a section coinciding with a section of the passage on the passage of the damper housing when opening the passage by the power of the driving unit.

1 is a perspective view showing a state in which the multi-function damper according to the present invention is installed on the wall of the evacuation zone.

FIG. 2 is an enlarged perspective view illustrating the multifunctional damper structure of FIG. 1. FIG.

3 is a side cross-sectional view of FIG.

4 is a side cross-sectional view showing a state in which the passage of the damper housing is opened by the blades in the state of FIG.

FIG. 5 is a partially enlarged view for explaining an opening angle of the blade of FIG. 4. FIG.

6 is a cross-sectional view for explaining a process of the dehumidification action is performed through the passage of the damper housing in the state of FIG.

7 is a cross-sectional view for describing another example of FIG. 6.

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

1, 2, the multi-function damper according to the present invention, the damper housing (2) having a passage (H) for the dehumidification action, and the damper housing (2) located on the passage (H) and in rotation Damper blades (4) for blocking or opening the passage (H) by the drive, the drive unit 6 for transmitting power for the operation of the damper blades (4), the drive unit 6 by detecting the smoke or temperature, etc. A control unit 8 for controlling the driving of the.

The damper housing 2 is mainly installed in an evacuation area of a building, for example, an emergency stairway or a platform, and supplies the outside air to the evacuation area through the passage H, or supplies smoke or toxic gas of the evacuation area to the outside. In the present embodiment, the passage H for the ventilation is made in the form of a box formed in the shape as shown in FIG. 1 and connected to the ducts of the evacuation area. As an example, it is connected to an inlet duct D through which air is introduced from the outside.

The damper housing 2 may be made of metal or a nonflammable synthetic resin material. And when the damper housing (2) is installed on the wall (W), for example, a flange portion is formed extending in the border region, through which the fastening member such as bolts can be separated while being fastened to the wall (W) It may be a fixed structure.

Although not shown in the drawing, the damper housing 2 may be provided with a filter having a shape covering the entirety of the passage H in the passage H region. When the filter is installed in this way, it becomes a structure that can effectively block the passage of foreign matter (eg, insects, dust, etc.) from the outside or indoors through the passage (H) region.

The damper blade 4 has a constant width and has a rectangular shape extending in one direction as shown in FIG. 2, and both ends are rotatably fixed in the passage H region of the damper housing 2. Multiple units are installed in the same arrangement.

When the damper blades 4 are installed in the passage H of the damper housing 2, the damper blades 4 are set to allow opening or blocking of the passage H while rotating at a predetermined angle by the driving unit 6 to be described later.

The blades 4 are set to overlap with the adjacent blades 4 in a position in which the passage H is blocked as shown in FIG. 3, and these overlapping areas are, for example, in surface contact during the blocking operation. Can be set to enable this. Such a structure can prevent the occurrence of a gap between the blades 4 in a state in which the passage H is blocked, so that the blocking force of the passage H can be further improved by the blades 4. have.

In addition, the damper blade 4 may be made of the same material as that of the damper housing 2 or a non-combustible synthetic resin material.

The drive unit 6 is for generating and transmitting rotational power for the opening or blocking operation of the damper blade 4. In this embodiment, the damper blades 4 are the same as in FIG. 2. It is connected to the link plates (P1, P2) is set so that the power is transmitted in the same direction by these link plates (P1, P2), the one blade (4) has a drive source 10 for generating rotational power in the drawing An example is shown a structure in which power transmission is possible in such a posture.

The power transmission structure of the driving unit 6 is the damper housing 2 while the blades 4 rotate in the same direction by the link cutting movement of the link plates P1 and P2 when the driving source 10 is driven. ) Is a structure that blocks or opens the passage H (see FIGS. 3 and 4).

At this time, the link plates (P1, P2) are guided for the blocking or opening of the blades (4) while link-linked movement by the power of the drive source 10 as shown in Figure 5 the blade (4) The opening angles A of these are set to be open at 90 degrees with respect to the rotational axis at any reference line L of the blocking posture.

The open structure of the blades 4 as described above has a horizontal flow of air as shown in FIG. 6 when the air for ventilation from the duct D is supplied to the room, that is, the evacuation zone. It creates a blowing atmosphere in which smoke or toxic gas existing on the floor can stay continuously, thereby preventing smoke or toxic gas from rising upward to maximize the view of the evacuator, thus providing a better smoke control atmosphere in case of fire. It becomes the structure that can be done.

The drive source 10, as well as generating the rotational power, and can be used a well-known geared motor or step motor that can control the number of rotations and angles, etc. In addition, the drive source 10 that satisfies the purpose of the present invention is It can be used in various ways.

In the above description, the damper blades 4 are set by the link plates P1 and P2 in a parallel blade type to block or open the passage while rotating in the same direction with respect to the rotation axis center. Although it is shown to but is not limited to this.

For example, although not shown in the drawings, the blades 4 may be set in a counter vane type which is blocked or opened while rotating in a form facing each other. Of course, even at this time, the blades 4 are set so that the air for the ventilation is supplied with a horizontal flow in the same manner as in the above embodiment.

In the above description, the power of the driving source 10 is set so as to be transmitted to the blades 4 by the link node movement of the link plates P1 and P2.

For example, a pinion may be installed at one end of the blades 4, and a rack having a fitting section of a constant length corresponding to the pinions may be installed to set power transmission by the engagement thereof.

On the other hand, the driving unit 6 is set so that the operation is controlled by the control unit 8, in the present embodiment, the control unit 8 is supplied with electricity to the drive source 10 as shown in FIG. The control unit 12 is installed on the control unit for controlling the supply of electricity flowing along this section by the switching operation, the unit 12 is connected to the sensor 14 for detecting a fire in the building as an example It is shown.

The control unit 12 may be a switch having a conventional structure in which a switching operation is performed according to the sensed signal, and short-circuit or connection of an electric supply section of the driving source 10, that is, one side section of the electric line 16. It is set to be possible.

The control unit 8 of the above-described structure detects a fire inside the building by the fire detection sensor 14, and when the detected signal is transmitted to the control unit 12, the control unit 12 responds to the sensed signal. By the switching operation to enable the supply of electricity through the electricity supply section of the drive source 10, that is, the electric line 16, as shown in Figure 3 the blade (H) of the state blocking the passage (H) of the damper housing (2) 4) by rotating them so that the passage (H) of the damper housing (2) automatically open as shown in Figure 4 to control the supply of air for ventilation.

In the above, the passage 8 of the damper housing 2 is rotated by rotating the blades 4 in the same posture as in FIG. 4 while controlling the operation of the driving unit 6, that is, the driving source 10 by the control unit 8. The opening and the open position of the blades 4 allow the air to be supplied horizontally by way of example, which is illustrated in the description and drawings as an example, but is not limited thereto.

For example, the blades 4 may be set to be opened at various angles within a range of approximately 90 ° while blocking the passage H of the damper housing 2 (see FIG. 7). Such control sets the switching environment of the driving unit 6, that is, the control unit 12 that controls the operation of the driving source 10, so that the blades 4 are opened in a posture corresponding to the set angle range. It can be easily adjusted by controlling the operation of (8).

When the opening angle of the blades 4 can be adjusted by the controller 8 as described above, the opening angle of the blades 4 can be easily adjusted according to the location of the damper housing 2 or the surrounding environment of the room. In addition, it is possible to provide optimum ventilation environment as well as installation compatibility of damper.

In the above, the multi-function damper according to the present invention is shown in the description and drawings as an example of the air supply duct, but the present invention is not limited thereto. In addition, although not shown in the drawings, for example, indoor smoke or toxic gas may be discharged to the outside of a building during a fire. Installed on the exhaust duct side to be discharged to set the passage (H) of the damper housing (2) by the operation of the blades 4 as described above to be set to quickly discharge the smoke or toxic gas to the outside. Can be.

Of course, even in this case, the blades 4 open the passage H in a posture as shown in FIG. 4 so that the smoke or toxic gas is uniformly discharged in correspondence to the entire region without being limited to a specific direction. It can be maintained.

In the above embodiment, the multi-function damper according to the present invention is shown in the description and drawings as an example, but not limited thereto.

For example, although not shown in the drawings, the blades 4 installed in an air conditioner such as an air conditioner outdoor unit installed in a building and opened in the above-described posture are not limited to a specific direction so that the air conditioning action can be uniformly performed. Can be set. At this time, the control unit for controlling the operation of the blades may be configured to be controlled so that the drive unit is remotely controlled by using a transmitter and a receiver can be made of a structure that can easily control the opening or blocking operation of the blades with a remote control or the like at a long distance. .

In the above description of the preferred embodiment of the multi-function damper according to the present invention, the present invention is not limited to this, but the present invention is not limited to the utility model registration claims and the detailed description of the design and the modifications to be carried out in various ways within the scope of the accompanying drawings. It is possible and this also belongs to the scope of the present invention.

As described above, the multi-function damper according to the present invention, in the event of a fire in the building, the passage of the damper is automatically opened by the blades and the smoke is removed through the open passage as described above, while removing smoke and toxic gas and spreading. In particular, the blades can be prevented from being restricted to a specific direction, and the blades are opened in a corresponding posture so that a uniform dehumidification action can be achieved in the entire area of the room. Can be provided.

Claims (4)

A damper housing having a passage for dehumidifying action, a damper blade disposed on the damper housing passage and blocking or opening the passage by rotation, a drive unit for transmitting power for the operation of the damper blade, smoke or temperature It includes a control unit for controlling the driving of the driving unit by detecting the back, And the damper blades have a change in posture so that a dehumidification action is performed on a section coinciding with a section of the passage on the passage of the damper housing when opening the passage by the power of the driving unit. The multifunctional damper of claim 1, wherein an opening angle of the damper blades is 90 ° based on a rotation axis in a state in which the damper blades are blocked in a posture blocking the passage on the passage of the damper. The multifunctional damper of claim 1, wherein a plurality of blades are disposed on a passage of the damper housing, and the blades are spaced apart from each other to have overlapping areas between adjacent blades. The multifunctional damper according to claim 3, wherein the overlapping areas of the blades are formed to have surface contact in a position in which the passage is blocked.