KR101465629B1 - Apparatus for cooling communication equipment - Google Patents

Abstract

The present invention relates to a communication equipment cooling apparatus for improving cooling efficiency. A communication equipment cooling apparatus according to the present invention comprises a cooling device for discharging cooled air through a discharge port, one end connected to a discharge port, and the other end extended to a lower portion of a plurality of racks constituting communication equipment, And a duct for discharging the air to the lower end of the rack. Therefore, the communication equipment cooling apparatus of the present invention can improve the cooling efficiency of the communication equipment by directly discharging the cooled air to the lower end of the rack

Description

{APPARATUS FOR COOLING COMMUNICATION EQUIPMENT}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a communication equipment cooling apparatus, and more particularly, to a communication equipment cooling apparatus that improves cooling efficiency.

In general, a communication room refers to a specific place in a switching center where communication equipment is installed to provide voice or data services to the subscriber. The communication equipment is composed of a plurality of racks in which a plurality of electronic circuit boards are mounted, and generates a lot of heat. Since the increase of the ambient temperature due to the heat may cause malfunction of the communication equipment, the communication room is provided with a cooler that keeps the constant temperature by cooling the heat generated by the communication equipment.

1 is a view showing a cooler installed in a conventional communication room. Referring to FIG. 1, a plurality of racks are installed in a heat chamber in the communication room, and a cooler is installed to cool the heat generated in the rack. The air conditioner includes a grill that can adjust the air flow direction to properly supply the rack and the air cooled between the rack and the rack.

2 is a view showing a flow of air in a conventional communication room. 2, a conventional air conditioner installed in a communication room is provided with a discharge port for discharging the cooled air to the upper portion of a plurality of racks A, B, C at the upper end thereof, and a suction port .

However, even if the cooler discharges the cooled air to the upper portions of the plurality of racks A, B, and C, the cooled air is not properly supplied to the racks C spaced away from the cooler, A large temperature difference (about 10 DEG C) is generated between the two electrodes. There is a problem that the air volume of the air conditioner must be increased or a separate air conditioner must be installed in order to reduce the temperature difference between the rack A disposed close to the air conditioner and the rack C disposed away from the air conditioner.

Further, even if the cooler discharges the cooled air to the upper portions of the plurality of racks (A, B, C), there is a problem that the heat generated in the racks can not be effectively cooled due to the heated air mass accumulated in the upper portions of the plurality of racks . The heated air mass that accumulates in the upper part of the rack has a shape similar to a chimney surrounded by the inside of the rack, or the space between the rack and the rack has a shape similar to the chimney so that the air heated inside or outside the rack It is caused by rising to the top of the rack.

Further, even if the cooler discharges the cooled air to the upper portions of the plurality of racks A, B and C to lower the temperature around the rack, the temperature inside the rack in which the actual circuit board is mounted is higher than that around the rack. Therefore, it is difficult to manage the room temperature of the communication room for proper operation of the communication equipment.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a communication equipment cooling apparatus which directly supplies cooled air to a lower portion of a communication equipment using a duct.

Another object of the present invention is to provide a communication equipment cooling device for increasing the position of a cooling air inlet and sucking air on the ceiling side of the communication room through an intake port.

According to an aspect of the present invention, there is provided a communication equipment cooling apparatus comprising: a cooler for discharging cooled air through a discharge port; And a duct connected at one end to the discharge port and at the other end to a lower portion of a plurality of racks constituting communication equipment and discharging the cooled air to the lower end of the rack.

Here, the air conditioner may have a discharge port for discharging the cooled air at the upper end of the cooler, and a suction port for sucking indoor air at the lower end of the cooler.

The air conditioner further includes an induction partition having a shape in which an upper space is opened and a space separating from the air intake port is widened from the lower side to the upper side in order to guide air inflow to a ceiling side of the room to the air intake port .

Further, the communication equipment cooling apparatus of the present invention further includes a pedestal having a predetermined height from the floor of the room.

It is also preferable that the rack is provided with an air baffle installed between the lower end and the upper end of the rack so that the air at the lower end of the rack can flow to the upper end.

Further, the rack is provided with a plurality of height adjusting legs at its lower end, and the rack is floated by a predetermined height from the floor of the room by the height adjusting legs, and a space is formed in the lower portion of the rack, The duct can be installed in a space.

Further, an air hole for discharging the cooled air to the lower end of the rack is formed in a duct portion disposed in the lower portion of the rack, and the end of the duct disposed in the lower portion of the rack is sealed.

As described above, the present invention can directly supply the cooled air using the duct to the lower portion of the communication equipment, so that the communication equipment can be effectively cooled while minimizing the influence of the distance from the air conditioner and the temperature of the communication room.

In addition, since the position of the air conditioner inlet is high, the air can be cooled by sucking the heated air from the ceiling of the communication room, thereby improving the cooling efficiency.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. The terms and words used in the present specification and claims should not be construed as being limited to ordinary or dictionary meanings and should be construed in a meaning and a concept consistent with the technical idea of the present invention.

Therefore, the embodiments described in the present specification and the configurations shown in the drawings are merely preferred embodiments of the present invention and are not intended to represent all of the technical ideas of the present invention, so that various equivalents It should be understood that variations can be made.

3 is a diagram illustrating a communication equipment cooling apparatus according to an embodiment of the present invention. Referring to FIG. 3, a communication equipment cooling apparatus according to an embodiment of the present invention includes a cooler 100, a pedestal 110, and a duct 120.

The cooler 100 supplies cooled air to a lower portion of the plurality of racks 200 through a duct 120 connected to a discharge port of the cooler 100. The cooler 100 may be a cooler having a discharge port for discharging cooled air at the upper end of the cooler 100 and a suction port for sucking indoor air at the lower end of the cooler 100. The cooling device 100 may be a cooling device in which a discharge port for discharging cooled air is located at the lower end of the cooler 100 and a suction port for sucking indoor air is located at the upper end of the cooler 100.

The pedestal 110 is a pedestal having a predetermined height from the floor of the communication room. On the pedestal 110, a cooler 100 is placed. The distance by which the air conditioner 100 is separated from the floor of the communication room can be adjusted by selecting the pedestal 110 having a constant height.

One end of the duct 120 is connected to the discharge port of the air conditioner 100 and the other end of the duct 120 extends toward the plurality of racks 200 and is moved downward along the side of the rack 200 And extends into the space formed in the lower portion of the rack 200 after being extended. Here, the plurality of racks 200 may be communication equipment providing voice or data services. The duct 120 may be made of metal or plastic so as to have a self-supporting force.

The communication room temperature management system according to an embodiment of the present invention can directly discharge the cooled air through the duct connected to the cooler to the lower portion of the rack 200. [

Figure 4 is a view of the rack of Figure 3; Referring to FIG. 4, the rack 200 includes a plurality of shelves 206 therein. A plurality of electronic circuit boards can be mounted on the shelf 206. An air baffle 210 may be installed between the bottom of the rack 200 and the top so that the hot air generated by the heat generated from the electronic circuit board at the bottom of the rack 200 does not affect the electronic circuit board at the top of the rack 200 The air baffle 210 installed between the lower end and the upper end of the rack 200 may be removed to allow the air at the lower end of the rack 200 to flow to the upper end of the rack 200. [

When the electronic circuit board is mounted on the rack 200 and the rack door 202 is closed with the air baffle 210 removed, the inside of the rack 200 has a shape similar to that of a chimney.

On the other hand, a plurality of height adjusting legs 204 are installed at the lower end of the rack 200. The height adjustment legs 204 prevent the rack 200 from directly touching the floor of the communication room and allow the rack 200 to be installed horizontally on the floor of the communication room when the floor of the communication room is uneven. The height of the rack 200 is raised by the height adjusting leg 204 from the floor of the communication room to form a space below the rack 200. [ The duct 120 may be installed in a space formed in the lower portion of the rack 200.

FIG. 5 is a view showing the cooler of FIG. 3. FIG. 5, a cooling unit 100 is provided with a discharge port 102 for discharging cooled air and a suction port 104 for sucking indoor air at a lower end of the air conditioner 100 . An induction partition 106 may be attached to the inlet 104 of the cooler 100. The induction partition 106 has a shape in which only the upper portion of the inlet 104 is opened. The induction partition 106 may have a shape in which a space separating from the intake port 104 is increased toward the upper side of the intake port 104 from below the intake port 104 in order to induce high temperature air inflow on the ceiling of the communication room.

The air conditioner 100 having such a structure is placed on a pedestal 110 having a certain height from the floor of the communication room. Therefore, the air inlet 104 of the air conditioner 100 has a position that can easily suck air at a high temperature on the ceiling of the communication room unlike the conventional air conditioner.

FIG. 6 is a view showing the duct of FIG. 3. FIG. Referring to FIG. 6, a duct 120 connected to the discharge port 102 of the cooler 100 is disposed in a space formed in the lower portion of the rack 200. An air hole 122 capable of discharging air cooled to the lower end of the rack 200 is formed in a portion of the duct 120 disposed under the rack 200. The end of the duct 120 disposed under the rack 200 is preferably sealed. Therefore, the cooled air transported through the duct 120 can be directly discharged to the lower end of the rack 200 through the air hole 122 without flowing out to another place.

4, since the inside of the rack 200 has a shape similar to that of the chimney, the cooled air discharged to the lower portion of the rack 200 can directly cool the electronic circuit board at the lower end of the rack 200, The air heated by the electronic circuit board at the lower end of the rack 200 is raised toward the upper end of the rack 200 to effectively cool the electronic circuit board and the inside of the rack mounted on the entire rack 200.

Further, according to the present embodiment, since the cooled air can directly cool the electronic circuit board inside the rack 200, even if the external temperature of the rack 200 is higher than the internal temperature of the rack 200, The board can operate.

FIGS. 7 and 8 are graphs comparing temperature changes of communication equipment according to the prior art and the technique of the present invention, in which nine upper and lower rack temperatures of a plurality of racks installed in a communication room are measured and measured .

Referring to FIG. 7, it can be seen that the temperature at the upper end of the rack inside the communication equipment is maintained at a relatively constant temperature (31 to 38 ° C.) after application of the technique of the present invention, and the scattering degree is decreased compared with the conventional case.

Referring to FIG. 8, it can be seen that the temperature of the bottom of the rack of the communication equipment maintains a relatively constant temperature (23-26 ° C.) after applying the technique of the present invention, and the scattering degree decreases compared to the conventional method.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is clearly understood that the same is by way of illustration and example only and is not to be taken by way of limitation, And various modifications or changes may be made without departing from the scope of the invention.

1 is a view showing a cooler installed in a conventional communication room.

2 is a view showing a flow of air in a conventional communication room.

3 is a diagram illustrating a communication equipment cooling apparatus according to an embodiment of the present invention.

Figure 4 is a view of the rack of Figure 3;

FIG. 5 is a view showing the cooler of FIG. 3. FIG.

FIG. 6 is a view showing the duct of FIG. 3. FIG.

FIGS. 7 and 8 are graphs comparing temperature changes of communication equipment according to the prior art and the technique of the present invention.

Claims (8)

A cooler for discharging the cooled air through a discharge port; And And a duct which is connected at one end to the discharge port and at the other end to a lower portion of a plurality of racks constituting communication equipment and discharges the cooled air to the lower end of the rack, Wherein the duct portion disposed in the lower portion of the rack is provided with an air hole for discharging the cooled air and the remaining duct portion except for the air hole is sealed so that the cooled air is discharged only to the lower portion of the rack through the air hole Communication equipment cooling device. The air conditioner according to claim 1, Wherein an outlet for discharging the cooled air is located at the upper end of the cooler and an inlet for sucking the air in the room is located at the lower end of the cooler. The air conditioner according to claim 2, A communication device cooling device in which an induction partition having a shape in which an upper portion of the induction partition is opened from a lower side of the intake port to a space apart from the intake port is provided to guide the inflow of ceiling air into the intake port, . 3. The method of claim 2, Further comprising a pedestal having a constant height from the floor of the room, Wherein the cooler is placed on the pedestal. The rack according to claim 1, Wherein the air baffle installed between the lower end and the upper end of the rack is removed so that air at the lower end of the rack can flow to the upper end. The method according to claim 1, The rack is provided with a plurality of height adjusting legs at a lower end thereof, and the rack is floated by a height from the floor of the room by the height adjusting legs, and a space is formed in the lower part of the rack, Wherein the duct is installed in a space formed in a lower portion of the rack. delete delete

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