JPH086168Y2 - Perimeter air conditioner - Google Patents

Description

[Detailed description of the device]

[0001]

[Industrial application] The present invention is applied to the side wall of a room or near a window.
Can use the cold air of the room as air conditioning
Perimeter air conditioner

[0002]

2. Description of the Related Art Conventionally, air near a side wall or a window of an office room of a building such as an intelligent building is cooled by outside air. For example, when the outside air is 0 degrees, it becomes lower than room temperature by 3 to 4 degrees. There is. Therefore, in order to particularly warm the air near the side wall or the window of the office room, a perimeter heating device is required in addition to the air conditioner for cooling and heating the entire office room.

FIG. 4 shows a perimeter heating device which meets the above requirements. As shown, office room 1
The side wall 102 of 01 is formed to have a predetermined height.
A window 103 is vertically provided on the upper surface 102A of the.
The floor of the office room 101 is a free access floor 104 having a double floor structure. Office room 1
On the side wall 102 of 01, a fan coil unit 105 is installed as a perimeter heating device, and especially on a cold morning in winter, a space area extending from the vicinity of the window 103 of the office room 101 to the free access floor 104 is provided. The air is cooled by the outside air, and the temperature of the air in that area is low. To warm the air, warm air is blown from the fan coil unit 105.

[0004]

However, when the warm air warmed by the conventional fan coil unit 105 is blown out to the vicinity of the window 103 of the office room 101, it mixes with the cold air cooled by the outside air, and the office room 101
The inside of the window 103 is heated. On the other hand, the hot air blown out from the fan coil unit 105 has a large temperature difference between the outside air temperature and about 30 ° C. to 40 ° C., and is therefore cooled by the above-mentioned cold air, resulting in a large heat loss.

Further, in the office room 101 in which OA equipment and the like are provided, it is necessary to cool the air even in winter in order to lower the temperature of the air that has risen due to the heat generated by the OA equipment and the like. There is a problem that it is not used for cooling. The present invention has been made to solve the above-mentioned problems, and its purpose is to form a side wall of a chamber or
Is able to fully heat the area near the window and the side of the room
Use cold air in the wall or near the window for indoor cooling
By providing a perimeter cooling and heating device that can
It

[0006]

[0007]

Designed according to claim 1 SUMMARY OF THE INVENTION are the enclosure inlet and outlet are formed in parallel on the upper surface,
Place it near the side wall of the room or near the window, and
Through a partition member whose upper end is connected to the part between the outlets
The suction chamber and the air heating chamber are connected through a communication port inside the housing.
The air heating chamber into a heater and
A heat storage material that stores heat is provided by this, and a fan is installed in the suction chamber.
Is installed, and the first damper is installed in the air heating chamber.
And a shielding member for the air heating chamber
The end of the floor is adjacent to the lower side of the position below
Free access located away from side walls or windows
Install a floor and heat the air at the bottom of the air heating chamber.
Connecting / disconnecting the room from the underfloor space of the free access floor
It is characterized in that a free second damper is provided .

[0008]

[0009]

[Action] In devise according to claim 1, said perimeter cooling heating device is used when a cold winter, for example.
First, in the preparation stage, the heater is heated by using electric power or the like, and the warm heat of the heated heater is stored in the heat storage material.

During use, the fan is operated so that the cool air, which is cooled by the outside air and flows along the side wall or inside the window, is sucked into the suction chamber through the suction port. Then, when the second damper is closed and the first damper is opened, the cold air in the suction chamber is introduced into the air heating chamber. In the air heating chamber, the heat is forcibly radiated from the heat storage material to warm the air, and the air becomes warm air that is blown out from the air outlet into the side wall of the chamber or in the vicinity of the window, and the area in the vicinity thereof is warmed.

When the second damper is opened and the first damper is closed or half-opened, the cold air in the suction chamber is guided to the underfloor space of the free access floor, and the room air is blown out through the floor outlet. Blow out into space away from side walls or windows.

[0012]

Embodiments of the present invention will be described below with reference to the drawings. 1 to 3 show a perimeter cooling / heating apparatus according to an embodiment of the present invention. In FIG. 1, reference numeral 1 denotes an office room in an intelligent building, a side wall 2 of the office room 1 is formed at a predetermined height, and a window 3 is vertically provided on an upper surface 2A of the side wall 2. The floor of the office room 1 is composed of a double-floor-structured free access floor 4, and the free access floor 4 has an upper floor plate 7 arranged on a lower floor 5 with an underfloor space 6 interposed therebetween. A floor outlet 8 is provided in the upper floor plate 7 at a position separated from the side wall 2 by a predetermined distance.

The side wall 2 of the office room 1 has the side wall 2
A housing 9 is formed in the office room 1 by sharing a part of
The suction port 10 and the air outlet 11 are arranged on the upper surface 9A of the housing 9.
And are formed side by side. Reference numeral 12 denotes a partition plate provided in the housing 9, to which a heat insulating material 13 is integrally attached. The upper end portion 12A of the partition plate 12 is the upper surface 9A of the housing 9.
Is connected to a portion between the suction port 10 and the air outlet 11 of the casing, and the inside of the housing 9 is divided by the partition plate 12 into the suction chamber 14 and the air heating chamber 1.
It is divided into five. Further, a communication port 16 is provided on the lower end side of the partition plate 12 for communicating the inside of the suction chamber 14 and the inside of the air heating chamber 15.

Further, in the air heating chamber 15, a heater composed of a semiconductor heater 17 and a heat storage material 18 for storing heat by the heater are provided.
And are provided in an integrated state. Semiconductor heater 1
When the temperature rises, the resistance of No. 7 becomes large and the current value becomes small, so that the temperature rise is controlled so that the temperature rise becomes a predetermined value. The heat storage material 18 contains sodium sulfate as a main component, and when the temperature rises to a predetermined value, heat absorption starts, heat storage continues at a constant temperature until heat storage saturation is reached, and when the temperature drops to a predetermined value. , Heat radiation (solidification) is started, and heat radiation is continued while maintaining the temperature.

A fan 19 is installed in the suction chamber 14, and the fan 19 is operated by a controller (not shown) according to the temperature in the vicinity of the window 3 of the office room 1. Then, the shielding member 20 having the first damper 20A controlled by the control device is provided in the air heating chamber 15, and the second damper 21A is provided on the lower side of the position of the air heating chamber 15 lower than the shielding member 20. The shielding portion 21 having is formed. The end of the free access floor 4 is adjacent to the shielding portion 21, and the inside of the air heating chamber 15 and the underfloor space 6 of the free access floor 4 are communicated with each other by opening and closing the second damper 21A controlled by the control device.・ Can be shut off freely.

Therefore, in this embodiment, the perimeter cooling / heating device is used, for example, when it is cold in winter. First, in the preparatory stage, in FIG. 1, the semiconductor heater 17 is heated by using electric power at night and at night, and the heated heat of the semiconductor heater 17 is stored in the heat storage material 18. Then, as shown in FIG. 2, at the start of winter,
The load is heavy, the fan 19 is activated, and this fan 19
Thereby, the cold air near the window 3 in the office room 1 is sucked into the suction chamber 14 through the suction port 10.

When the second damper 21A is closed and the first damper 20A is opened, the cold air in the suction chamber 14 is introduced into the air heating chamber 15. In the air heating chamber 15, the heat is forcibly radiated from the heat storage material 18 to warm the air and become hot air to form the air outlet 1
The air is blown from 1 to the vicinity of the window 3 in the office room 1, and the area in the vicinity is heated.

Further, during the daytime in winter, the load is smaller than that at the start of winter, and as shown in FIG.
When the damper 21A is opened and the first damper 20A is closed, the cold air in the suction chamber 14 is guided to the underfloor space 6 of the free access floor 4 and the floor outlet 8 of the office room 1 opens. Cold air blows into the space away from the window 3 to cool the central portion of the office room 1. In this case, the cold air is blown from the floor outlet 8 and at the same time, the first damper 20A is opened halfway so that the hot air is blown from the outlet 11 to the vicinity of the window 3 in the office room 1 and its vicinity area. Can also be warmed.

According to the above configuration, the second damper 2
1A and while in the closed state, when the first damper 20A in the open state, the cold air cooled by the outside air is sucked into the suction port 10 of the Perimeter cooling heating system, outside of the cold air housing 9 Side wall 2, window 3 without flowing
Can be prevented from being cooled, and by heating the heat storage material 18, warm air can be blown from the outlet 11 to the side wall 2 of the office room 1 and the vicinity of the window 3 to sufficiently warm the vicinity. .

When the second damper 21A is opened and the first damper 20A is closed or half opened, the cold air in the suction chamber 14 is guided to the underfloor space 6 of the free access floor 4. It is possible to blow out from the floor outlet 8 into the space away from the side wall 2 or the window 3 of the office room 1. That is, the flow of cold air near the side wall 2 or the window 3 can be prevented, and at the same time, the cold air can be used for cooling the office room 1.

In this embodiment, the first damper 20A and the second damper 21A are controlled by the control device, but the temperature of the air inside the housing 9 is made of a shape memory alloy. It can also be operated in accordance with the above, or it can be configured to be manually operated. Further, in this embodiment, the side wall 2 is formed at the end of the office room 1,
Although the case where the housing 9 is installed on the side wall 2 has been described, the present invention is applied by installing the housing near the window even when the window is provided vertically from the floor even without the side wall 2. be able to.

[0022]

[0023]

[0024]

As has been described above devised], according to the invention of claim 1, wherein, when the cold of winter or the like, with a second damper in the closed state, when the first damper in the open state, the cold air It is sucked into the suction port of the Perimeter cold Heating. Therefore, to prevent the cold air from flowing to the outside of the housing and prevent the area near the side walls and windows from being cooled, blow warm air from the outlet to the side wall of the room or the vicinity of the window to sufficiently warm the area near it. You can

When the second damper is opened and the first damper is closed or half-opened, the cold air in the suction chamber is guided to the underfloor space of the free access floor, and the air is blown from the floor outlet to the room. Cold air can be blown into the side walls or spaces away from windows. That is,
This has the effect of preventing the flow of cold air near the side walls or windows and at the same time being able to utilize this cold air for indoor cooling.

[Brief description of drawings]

FIG. 1 is a cross-sectional view of a perimeter cooling / heating device according to an embodiment of the present invention.

FIG. 2 is an explanatory view of a usage state of the perimeter cooling / heating device.

FIG. 3 is an explanatory view of a usage state of the perimeter cooling / heating device.

FIG. 4 is an explanatory diagram of a conventional perimeter heating device.

[Explanation of symbols]

 1 Office Room 2 Sidewalls 3 Windows 4 Free Access Floor 6 Underfloor Space 8 Floor Outlet 9 Housing 10 Suction Port 11 Outlet 12 Partition Plate 14 Suction Chamber 15 Air Heating Room 16 Communication Port 17 Semiconductor Heater 18 Heat Storage Material 19 Fan 20 Shielding member 20A 1st damper 21A 2nd damper

Continuation of the front page (51) Int.Cl. ⁶ Identification number Office reference number FI technical display location H05B 3/14 B 7512-3K

Claims (1)

[Scope of utility model registration request] 1. A suction port and an air outlet are formed side by side on an upper surface.
The housing is placed near the side wall of the room or near the window, and the top surface of the housing is
A partition whose upper end is connected to the part between the inlet and outlet of the
The suction chamber and the air heating chamber communicate with each other through the member.
It is divided so that it can communicate with each other through the vent, and the
And a heat storage material that stores warm heat
A fan is installed in the room, and the first duct is installed in the air heating room.
The air heating chamber as well as the shielding member having a damper
Adjacent the end to the lower side of the position below the shielding member of
Floor outlets located on the side wall or away from the window
We installed a re-access floor, and on the lower side of the air heating chamber,
The air heating chamber and the underfloor space of the free access floor
Features a second damper that allows free communication and disconnection
And perimeter cooling and heating system.