KR100750730B1 - Heat exchanger with smoke removal device - Google Patents

Abstract

A heat exchanger is provided to perform a heat exchange function and a smoke removal function selectively, thereby realizing the smoke removal function without additional parts. A case(120) includes a heat exchange material(110) inside, and has an outdoor air inlet(121) and an indoor air inlet(122) formed on the upper part. A first case(130) and a second case(140) are installed at both sides of the case in parallel, connected to each other and having a smoke removal suction port(132) and a suction port(142) at sides so that outdoor air or indoor air is introduced or exhausted through a first blower(133) and a second blower(143) mounted in the first and second cases. A duct unit is connected with the outdoor air inlet and the indoor air inlet, and the smoke removal suction port and the suction port for exchanging heat between outdoor air and indoor air through the case, the first case, and the second case to supply heat-exchanged outdoor air or indoor air to outside or inside. First to third branch ducts are branched to the first case and the second case for selectively performing air supply or exhaust. First to ninth dampers are installed at the duct unit for switching the flow of air.

Description

Heat exchanger with smoke elimination function {heat exchanger with smoke removal device}

1 is a front view showing a heat exchanger according to the prior art.

Figure 2 is a state diagram showing a state in which the heat exchanger and the smoke maker according to the prior art installed in a large building.

Figure 3 is a front view showing a heat exchanger having a smoke control function of the present invention.

Figure 4 is a block diagram showing a heat exchanger having a smoke control function of the present invention.

Figure 5 is a block diagram showing the installation of the duct function by function of the heat exchanger having a smoke control function of the present invention.

Figure 6a, b, c is a state diagram showing a state in which a heat exchanger having a smoke control function of the present invention installed in a large building.

Explanation of symbols on the main parts of the drawings

10: heat exchanger 11: case

12: heat exchanger material 13: the first case

14: supply fan 15: exhaust fan

16: air supply fan 16a: air supply duct

17: ventilation exhaust fan 17a: exhaust duct

100: heat exchanger with a dehumidification function 110: heat exchanger material

120: case 121: outside air inlet

122: indoor air inlet 130: the first case

131 discharge port 132 smoke intake port

133: first blower 140: second case

141: air supply 142: inlet

143: second blower 150: duct unit

150a: intake duct 150b: exhaust duct

151: first branch duct 152: second branch duct

153: third branch duct 160: damper unit

161: first damper 162: second damper

163: third damper 164: fourth damper

165: fifth damper 166: sixth damper

167: 7th damper 168: 8th damper

169: ninth damper

The present invention relates to a heat exchanger having a dehumidification function, and more particularly, to a heat exchanger having a dehumidification function for simultaneously supplying outdoor air to a room and exhausting indoor air to the outside.

Air-conditioning equipment is a temperature suitable for human beings to operate a certain space. Humidity. It controls air flow distribution and removes dust in the air.

In general, the centralized heat exchanger, which is applied to large buildings, installs the main equipment in the center (roof) and cools and heats each room by ducts. It is subtle but it is subtle, but the difference between outside air and temperature is 5 ~ 6 ℃ in summer, indoor temperature 25 ~ 29 ℃, humidity 60 ~ 70%, winter temperature 18 ~ 21 ℃, humidity 55 ~ It is desirable to remain at about 70%.

As shown in FIG. 1, the heat exchanger 10 according to the related art includes an internal heat exchanger 12 of a case 11 and indoors the air cooled or heated in the first case 13 of one side thereof. An air supply fan 14 for blowing air is installed, and an exhaust fan 15 for sucking air returned from the room is installed at the other side of the case 11.

Here, the exhaust fan 15 is a function to flow the indoor air into the case 11 to pass through the heat exchange material 12 and to be exhausted to the outside, the air supply fan 14 is the external air in the case 11 After entering the inside to pass through the heat exchanger (12) to supply air to the room.

The heat exchanger 10 as described above has a function of maintaining a proper temperature and humidity in the indoor space through the heat exchange material 12, the foreign matter having a viscosity contained in the toxic gas in the event of a fire heat exchanger 12 There was a problem that can not perform the heat exchanger and the dehumidification function while sticking to.

As shown in FIG. 2, the conventional ventilation system for solving the above problems is provided with a ventilation air supply fan 16 and a ventilation exhaust fan 17 outside the heat exchanger 10 in the event of a fire. The ducts 16a and 17a connected to each other are arranged in the indoor ventilation area to introduce external air into the indoor space through the air supply duct 16a connected to the ventilation air supply fan 16a and at the same time through the exhaust air exhaust fan 17. The toxic gas of is configured to exhaust to the outside.

Here, the ventilation air supply fan 16 and the ventilation air exhaust fan 17 must satisfy both the ventilation amount and the air flow rate specified in the fire law.

Such a conventional centralized air conditioning system has a problem in that the installation cost of the air conditioning system is increased due to separately installing a heat exchanger 10 for cooling and heating heat exchange and a dehumidification system that performs a dehumidification function.

In addition, the ventilation system has a ventilation supply fan 16 and a ventilation exhaust fan 17 and a duct required to satisfy the ventilation volume of 29CMH per person and the airflow capacity 45,000CMH to 65,000CMHFMF, which are regulated by the laws of the indoor air chamber. 16a, 17a) added an excessive amount of problems for the installation.

Therefore, the main object of the present invention is to have a function to selectively perform the heat exchange and dehumidification function to allow the outdoor air to flow into the room while discharging the toxic gas of the room to the outside in the event of fire in addition to the cooling and heating functions. To provide a heat exchanger.

In addition, another object of the present invention is to enable the heat exchange function, the air supply and exhaust function of the dehumidification through the heat exchanger, to reduce the installation cost by reducing the smoke removal installation parts, such as blowers and ducts that are installed separately for the existing dehumidification function. To provide a heat exchanger that allows.

In addition, another object of the present invention is to provide a heat exchanger for operating the first blower and the second blower at the same time the air supply or exhaust function at the time of air supply or exhaust to satisfy the applied air flow value for the smoke control function.

In order to achieve this object, a heat exchanger having a smoke elimination function of the present invention includes a heat exchange material, a case including the heat exchange material therein, and an outside air inlet and an indoor air inlet formed at an upper portion thereof, so as to communicate in parallel with both sides of the case. A first row to install discharge outlets in the upper part, respectively, and to form intake and intake vents on the side, respectively, so that the outside air or the internal air can be introduced or exhausted by the first blower and the second blower respectively mounted therein. The duct is installed in communication with the case and the second case, the outside air inlet and the indoor air inlet, the smoke intake and the intake port, and heats the outside air and the internal air through the case and the first case and the second case to supply the outside or the room. Unit, wherein the duct unit includes a first branch duct to a third branch duct in a first case Claim characterized in that a branch to a second case, but so that the air supply or exhaust can optionally be configured to install the first damper to ninth damper in the duct unit so as to switch the flow of air.

According to the invention, cold. An intake duct for guiding the air heat exchanged from the outside through the heat exchange material to the interior during heating and an exhaust duct for guiding the exhaust air to the outside after recovering the waste heat through the heat exchange material in the room, the intake duct is an outdoor Is connected to the outside air inlet of the case, and the heat exchanged air passing through the heat exchange material by the second blower is connected to the air supply port of the second case to supply the heat exchanged to the room, and the exhaust duct supplies the indoor air to the indoor air inlet of the case. It is characterized in that it is configured to recover the waste heat while passing through the heat exchange material side of the air in the room to conserve heat energy, and then discharge the indoor air to the outside through the discharge port of the first case.

According to the present invention, the duct unit is guided to the intake duct to allow simultaneous air supply of the first case and the second case to supply the outdoor air to the room and at the same time to supply the outside air without heat exchange into the room The first branch duct is branched from the exhaust duct, and the first branch duct branches from the exhaust duct in the outdoor direction to the inlet of the first case, and is connected to the exhaust side duct from the outlet of the first case to the indoor side duct. It characterized in that it is configured to supply air to the room.

According to the invention, the duct unit is composed of a second branch duct branched from the exhaust duct and a third branch duct branched from the intake duct so as to enable simultaneous exhaust of the first case and the second case, the second The branching duct is branched from the exhaust duct in the indoor direction and connected to the smoke intake of the first case, and is connected to the exhaust duct in the outdoor direction from the outlet of the first case, and the third branch duct is branched from the exhaust duct in the indoor direction. It is connected to the inlet of the second case and connected to the exhaust duct of the outdoor direction by the air supply port of the second case, so that toxic gas generated in the indoor space can be discharged to the outside air simultaneously without passing through the heat exchange material. It is done.

According to the present invention, the intake duct is provided to the inlet portion connected to the air supply port of the second case, the first damper is installed at the inlet portion of the case outside air inlet to supply to the heat exchange air or indoor space according to the cooling and heating Determine the inflow state of the supplied air supply, the exhaust duct is installed a second damper at the inlet portion connected to the discharge port of the first case, the fourth damper is installed at the inlet portion of the air supply of the first case to the indoor air Characterized in that configured to determine the discharge state.

According to the present invention, the first branch duct is provided with a fifth damper at the inlet portion of the smoke inlet of the first case, and further includes a sixth damper installed at the inlet portion of the outlet of the first case to supply outdoor air during supply. Characterized in that configured to determine the state to be introduced into the room.

According to the present invention, the second branch duct is provided with the seventh damper at the inlet portion of the smoke inlet of the first case, the fourth damper is installed at the inlet of the outlet of the first case, the third branch duct is the second case The eighth damper is installed at the inlet of the inlet of the inlet and the ninth damper is installed at the inlet of the air inlet of the second case to determine the state of discharging the toxic gas in the interior space without passing through the heat exchange material. do.

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

First, in the drawings, the same components or parts are to be noted that the same reference numerals as possible. In describing the present invention, detailed descriptions of related well-known functions or configurations are omitted in order not to obscure the subject matter of the present invention.

Figure 3 is a front view showing a heat exchanger having a smoke control function of the present invention, Figure 4 is a block diagram showing a heat exchanger having a smoke control function of the present invention, Figure 5 is a functional duct installed state of the heat exchanger having a smoke control function of the present invention. 6A, B, and C are state diagrams showing a state in which a heat exchanger having a smoke control function of the present invention is installed in a large building.

First, as shown in Figures 3 to 6a, b, c, the heat exchanger having a smoke control function of the present invention accommodates the heat exchange material 110 and the heat exchange material 110 to realize the heating and cooling in the indoor space. The case 120, the first case 130 and the second case 140 connected in parallel to both sides of the case 120, the case 120, the first case 130, and the second case ( The duct unit 150 is connected to the 140 to achieve heat exchange, supply and exhaust at the same time, and the damper unit 160 to switch the air flow state of the duct unit 150.

The heat exchange material 110 is accommodated in the case 120, the outside air inlet 121 and the indoor air inlet 122 is provided on the upper portion of the case 120.

In addition, the first case 130 and the second case 140 are connected in parallel to both sides of the case 120 so that the internal spaces communicate with each other, and the first case 130 and the second case 140 The first blower 133 and the second blower 143 are provided.

Here, the discharge port 131 is formed in the upper portion of the first case 130, the air supply 141 is formed in the upper portion of the second case 140 to communicate with the inside, respectively, the side of the first case 130 The air inlet 132 is formed at the side, and the suction 142 is formed at the side of the second case 140 so that external air or internal air is introduced or exhausted by the first blower 133 and the second blower 143. Make it work.

In addition, the duct unit 160 is installed in communication with the outside air inlet 121 and the indoor air inlet 122 of the case 120 and the inlet 132 of the first case and the inlet 142 of the second case. The heat exchanger 120 and the first case 130 and the second case 140 are installed to allow simultaneous air supply or simultaneous exhaust to the indoor space and the outdoor.

In the duct unit 150 as described above, the direction of the pipe line and the branch of the pipe line are set according to the heat exchange function, the air supply function, and the exhaust function.

That is, the intake duct 150a and the exhaust duct 150b are supplied to supply heat-exchanged air to the room, and in the event of a fire in the indoor space of a large building through the intake duct 150a and the first branch duct 151. It enables the air supply function to the outside air to the indoor space, it is possible to exhaust the indoor air to the outside through the second branch duct 152 and the third branch duct (153).

 First, the duct unit 150 for the heat exchange function is to recover the waste heat through the intake duct 150a for guiding the air heat exchanged into the room through the heat exchange material 110 in the outdoors and the heat exchange material 110 in the room. And an exhaust duct 150b for guiding the air to the outside.

Here, the intake duct 150a is connected to the outside air inlet 121 of the case 120 outdoors to supply heat exchange air passing through the heat exchange material 110 by the second blower 143 to the air supply port of the second case 140. 141 to supply heat-exchanged air to the room, and the exhaust duct 150b heats the indoor air that conserves thermal energy by connecting indoor air to the indoor air inlet 122 of the case 120. By passing through the material 110 side to recover the waste heat is configured to discharge the indoor air to the outside through the discharge port 131 of the first case 130.

In addition, during the air supply, the first case 130 and the second case 140 are guided to the intake duct 150a to enable simultaneous air supply so that the outdoor air is supplied to the indoor air and the outdoor air is not heat-exchanged. The first branch duct 151 may be branched from the exhaust duct 131, but the first branch duct 151 branches from the exhaust duct 131 in the outdoor direction to remove the first case 130. It is connected to the inlet 132 and connected to the exhaust duct 150b in the indoor direction from the discharge port 131 of the first case 130 so that the outside air can be supplied to the room.

In addition, during exhaust, the first branch 130 and the second case 140 branched from the second branch duct 152 branched from the exhaust duct 150b and the intake duct 150a to allow simultaneous exhaust of the first case 130 and the second case 140. To be made of a third branch duct (153),

The second branch duct 152 is branched from the exhaust duct 150b in the indoor direction and connected to the smoke intake 132 of the first case 130, and outdoor from the air supply 131 of the first case 130. The third branch duct 153 is connected to the inlet 142 of the second case 140 by branching from the exhaust duct 150b in the indoor direction, and connected to the second case duct. The air supply 141 of the 140 is connected to the exhaust duct 150b on the outdoor side so that the toxic gas generated in the indoor space can be discharged to the external air supply simultaneously without passing through the heat exchanger 110.

In the duct unit 150 as described above, the first branch duct 151 to the third branch duct 153 are branched into the first case 130 and the second case 140 so that supply or exhaust may be selectively performed. However, the first dampers 161 to ninth dampers 169 are installed in the duct unit 150 to switch the flow of air.

More specifically, a third damper 163 is installed at the inlet portion connected to the air supply 131 of the second case 140 in the intake duct 150a, and the inlet portion of the outside air inlet 121 of the case 120 is provided. In the first damper 161 is installed to determine the inflow state of the supply air supplied to the heat exchange air or the indoor space according to the heating and cooling.

In addition, the exhaust duct 150b is provided with a second damper 162 at the inlet portion connected to the indoor air inlet 122 of the case 120, and is provided at the inlet portion of the outlet 131 of the first case 130. Four dampers 164 are installed to determine the on / off state of discharge of indoor air to the outside.

In addition, a fifth damper 165 is installed at the inlet portion of the smoke inlet 132 of the first case 130 in the first branch duct 151 applied at the air supply, and the discharge hole of the first case 130 is provided. A sixth damper 166 installed at the inlet portion of the 131 is further included to determine the on / off state of introducing outdoor air into the room during supply.

In addition, the second branch duct 152 applied at the time of exhaust is provided with a seventh damper 167 at the inlet portion of the smoke inlet 132 of the first case 130, and the discharge hole (1) of the first case 130 is provided. The fourth damper 164 is installed at the inlet of the 131, and the third branch duct 153 is provided with the eighth damper 168 at the inlet of the inlet 142 of the second case 140. The ninth damper 169 is installed at the inlet portion of the air supply 141 of the case 140 to determine the on / off state of discharging toxic gas to the outside without passing through the heat exchanger 110.

Here, the heat exchanger 100 having the smoke control function of the present invention as described above is installed in a pair of heat exchangers 100 in the heat exchange providing zone on the roof of a large building in order to satisfy the more effective smoke control function for the smoke control function. When supplying or exhausting each heat exchanger 100 to achieve the supply or exhaust for the dehumidification function to ensure a more effective dehumidification function.

Looking at the operation of the present invention as follows.

First, the heat exchanger 100 is divided into main functions according to the heat exchange function, the air supply function and the exhaust function.

First, during heat exchange, the first damper 161, the second damper 162, the third damper 163, and the fourth damper 164 of the damper unit 160 are opened, and the fifth damper 165, The sixth damper 166, the seventh damper 167, the eighth damper 168, and the ninth damper 169 are closed and the exhaust duct 150b in the outdoor direction is opened by the operation of the second blower 143. The outdoor air is introduced into the first case 130 and the air heat-exchanged through the heat exchange material 110 is introduced into the room through the exhaust duct 150b connected to the indoor air inlet 122 of the case 120.

At the same time, the air in the indoor space is introduced into the second case 140 by the intake duct 150a in the indoor direction through the first blower 133 and passes through the heat exchange chamber. After the storage heat energy is recovered by the heat radiation fin (not shown) formed in the material 110, indoor air is discharged to the outside through the intake duct 150a connected to the discharge port 131 of the first case 130.

In addition, when the air is supplied, the first damper 161, the third damper 163, the fifth damper 165, and the sixth damper 166 are opened, and the second damper 162, the fourth damper 164, and the first damper 161 are opened. The seventh damper 167, the eighth damper 168 and the ninth damper 169 are closed, and the intake duct 150a, which was mentioned at the time of heat exchange, supplies heat to the indoor air by heat-exchanging the outdoor air in the same manner as the heat exchange function. do.

Thereafter, outdoor air flows through the first branch duct 151 branched from the intake duct 150a in the outdoor direction by the first blower 133 to the second case at the smoke intake port 132 of the first case 130. It is guided to the air supply port 141 side of 140 and then introduced into the exhaust duct 150b in the indoor direction to supply outdoor air that is not heat exchanged to the indoor space.

In addition, during the exhaust, the fourth damper 164, the seventh damper 167, the eighth damper 168, and the ninth damper 169 are opened, and the first damper 161, the second damper 162, After closing the third damper 163, the fifth damper 165, and the sixth damper 166, the first blower 133 is operated to discharge the toxic gas in the indoor space to the outside, thereby exhausting the duct in the indoor direction ( The second branch duct 152 branched at 150b leads to the smoke elimination suction port 132 of the first case 130.

Next, the toxic gas is discharged to the outside through the second branch duct 152 connected to the exhaust duct 150b in the outdoor direction from the discharge port 131 of the first case 130.

At the same time, the second blower 143 is operated to introduce indoor toxic gas into the intake duct 150a, but the suction port of the second case 140 is formed through the third branch duct 153 branched from the intake duct 150a in the indoor direction. After guiding to 142, the toxic gas is guided to the air supply 141 side of the second case 140 without heat exchange, and then toxic gas is discharged to the outside through the intake duct 150a in the outdoor direction.

Here, the heat exchanger 100 is installed as a pair to perform the respective functions for the air supply and exhaust during the dehumidification function, it is not necessary to install a separate air supply fan or intake fan to reduce the air conditioning installation process and at the same time the installation cost There is an effect to reduce the.

As described above, the heat exchanger having a dehumidification function of the present invention selectively installs the heat exchange function and the air supply and exhaust of the dehumidification function, thereby reducing the dehumidification installation parts such as a blower and a duct separately installed for the existing dehumidification function. There is an effect to reduce the cost.

In addition, the heat exchanger having a dehumidification function of the present invention by operating the first blower and the second blower at the same time to enable the air supply or exhaust function, it is effective to satisfy the legally applied air flow value for the dehumidification function of the heat exchanger have.

Furthermore, the heat exchanger having a dehumidification function of the present invention can satisfy the legal ventilation amount and the dehumidification function at the same time through the heat exchanger having a dehumidification function, thereby reducing the installation area of the heat exchanger, thereby facilitating maintenance and installation of the heat exchanger. It's effective.

The present invention described above is not limited to the above-described embodiment and the accompanying drawings, and various substitutions, modifications, and changes are possible within the scope without departing from the technical spirit of the present invention. It will be evident to those who have knowledge of.

Claims (7)

Heat exchange material, A case including the heat exchange material therein and having an outside air inlet and an indoor air inlet formed thereon; It is installed to communicate in parallel on both sides of the case to form a discharge port on the upper side, respectively, the side of the smoke inlet and the suction inlet formed by each of the first blower and the second blower mounted in the inside or outside air or internal air inflow or A first row case and a second case for evacuating, It is installed in communication with the outside air inlet and the indoor air inlet and the smoke intake and the suction inlet is made of a duct unit for heat exchange the external air and internal air through the case and the first case and the second case to supply the outdoor or indoor, The duct unit may branch the first branch duct to the third branch duct into the first case and the second case so that supply or exhaust may be selectively performed, but the first dampers to the ninth dampers are installed in the duct unit to allow air flow. Heat exchanger having a dehumidification function, characterized in that configured to switch. The method of claim 1, The duct unit, Cold. It includes an intake duct for guiding the air heat-exchanged from the outside through the heat exchange material when heating, and an exhaust duct for recovering the waste heat through the heat exchange material in the room and then discharge the air to the outside, The intake duct is connected to the outside air inlet of the case outdoors to connect the heat exchange air passing through the heat exchange material by the second blower to the air supply of the second case to supply heat exchanged to the room, and the exhaust duct supplies the air in the room. Smoke elimination function characterized in that it is connected to the indoor air inlet of the case to recover the waste air while passing through the heat exchange material side to the indoor air that preserves thermal energy, and then discharge the indoor air to the outside through the discharge port of the first case Heat exchanger. The method of claim 1, The duct unit, The first branch duct branched from the exhaust duct to guide the intake duct to allow simultaneous air supply of the first case and the second case to supply the outdoor air to the room and to supply the outside air without heat exchange to the room. , The first branch duct is branched from the exhaust duct in the outdoor direction and connected to the intake port of the first case, and connected to the exhaust duct in the room direction from the discharge port of the first case to supply the outside air to the room. Heat exchanger having a smoke control function. The method of claim 1, The duct unit, It consists of a second branch duct branched from the exhaust duct and a third branch duct branched from the intake duct to allow simultaneous exhaust of the first case and the second case, The second branch duct is branched from the exhaust duct in the indoor direction and connected to the smoke intake of the first case, and is connected to the exhaust duct in the outdoor direction at the outlet of the first case, and the third branch duct is the exhaust duct in the indoor direction. Branched in to the inlet of the second case and connected to the exhaust duct on the outside of the air supply port of the second case to allow toxic gas containing viscous substances generated in the indoor space to pass through the heat exchange material to the outside. Heat exchanger having a dehumidification function, characterized in that configured to be discharged to the simultaneous air supply. The method according to claim 3 or 4, The intake duct is provided with a third damper at the inlet portion connected to the air supply port of the second case, and a first damper is installed at the inlet portion of the outside air inlet of the case to provide heat exchange air or air supply to the indoor space according to cooling and heating. The inlet duct is determined, and the exhaust duct is provided with a second damper at the inlet connected to the outlet of the first case, and a fourth damper is installed at the inlet of the air inlet of the first case to prevent the indoor air from being discharged. Heat exchanger having a dehumidification function, characterized in that configured to determine. The method of claim 3, wherein The first branch duct further includes a fifth damper installed at the inlet of the smoke inlet of the first case and a sixth damper installed at the inlet of the outlet of the first case. Heat exchanger having a smoke control function, characterized in that configured to determine. The method of claim 4, wherein The second branch duct is provided with a seventh damper at the inlet portion of the smoke inlet of the first case, the fourth damper is installed at the inlet of the outlet of the first case, the third branch duct is at the inlet portion of the second case. The eighth damper is installed and the ninth damper is installed at the inlet of the air supply port of the second case to determine the state of discharging the toxic gas in the indoor space to the outside without passing through the heat exchange material. heat transmitter.

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