JP2602194B2 - Cooling / heating device and floor panel used for the device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cooling and heating apparatus which combines a floor radiation cooling and heating system and a floor air-conditioning system.

[0002]

2. Description of the Related Art Heretofore, there has been no cooling / heating device combining a floor radiation cooling / heating system and a floor blowing air conditioning system at all, but each of these systems has been used alone.

[0003]

As described above, there has conventionally been no cooling / heating device combining a floor radiation cooling / heating system and a floor blowing air-conditioning system. The system described above has a problem that the temperature, airflow, and radiation in the indoor living area become non-uniform, and the user feels extremely uncomfortable.

An object of the present invention is to provide a cooling and heating device which solves the above-mentioned conventional problems by combining a floor radiation cooling and heating system and a floor blowing air conditioning system.

[0005]

SUMMARY OF THE INVENTION The present invention relates to a floor panel.
A fixing means for mounting fixed by bending a cold water pipe, provided with a ventilation passage for ventilation of the cold (warm) air, cold (hot) than vent air passage comprises a blow-out port for air wind into the room Hot water having a base end connected to a heat source device at an inlet of a cold / hot water pipe which forms a floor panel and is fixed to the floor panel.
The supply pipe and the forward end of the cold water supply pipe are connected, and
The outlet of the cold / hot water pipe is connected to the tip of the heat source equipment
The hot water supply pipe and the cold water supply pipe
It is cold (temperature) by supplying water with the chamber by the floor radiant to cold (warm) humor by the heat source device to the cold and hot water pipes,
A floor radiation cooling / heating system for collecting cold (warm) water after the cooling (warming) into a heat source device, and a base end connected to the heat source device.
Of the hot and cold water supply pipes
When connected to the heating coil and the cooling coil, respectively,
The heating coil and the cooling coil of the air conditioner
The hot water recovery pipe and the cold water recovery pipe
Wherein each is connected to the heat source device, the by cold (warm) water in an air conditioner from the heat source device to generate the cold (warm) air with water, cold from the air outlet to the air in the air passage of the floor panel (temperature) co and the room by blowing wind into the room cold (warm) to bunch
Then, the cold (warm) water after the cold (warm) bunch is collected in a heat source device.
The above problem has been solved by adopting a means comprising a combination with a floor blowing air conditioning system.

[0006]

According to the present invention having the above-mentioned structure, cold (warm) air is uniformly radiated into a room by cold (warm) water flowing through a cold and hot water pipe which is bent and mounted under the floor, and is cooled. The warm) water returns to the heat source device and circulates, and the conditioned air further passes through a ventilation path separated from the cold / hot water pipe to generate cold (warm) heat generated by the cold (warm) water flowing through the cold / hot water pipe. Absorbed and cooled (warmed), the cool (warm) air is discharged into the room through an outlet on the floor, and circulates back to the air conditioner from the return air outlet.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described in detail with reference to the accompanying drawings. The apparatus of the present invention comprises a fixing means 2 for bending and mounting a cold / hot water pipe 1 and a ventilation path for passing cold (hot) air. And a cooling / heating water pipe 1 formed with a floor panel 5 having a blow-out port 4 for feeding cold (warm) air from the ventilation path 3 into the room, and fixedly attached to the floor panel 5. For example, a floor radiation cooling / heating system that supplies cold (warm) water by a heat source device 6 such as an absorption chiller / heater that generates cooling water, hot water and cold water and cools (warms) the room by floor radiation, and the heat source device 6 Generates cold (warm) air by the cold (warm) water sent to the air conditioner 7 from above, and sends air to the ventilation path 3 of the floor panel 5 to send the cold (warm) air from the outlet 4 to the room. And a floor blowing air conditioning system for blowing air.

The floor panel 5 is configured as shown in FIGS. The floor panel 5 is formed by joining and fixing a lower plate 8 and an upper plate 9, and the lower plate 8 is provided on a floor substrate 10 and is made up of a plastic sheet 12 having a deep truncated conical recess 11. I have. The concave portions 11 are arranged at equal intervals on the entire surface of the lower plate 8.

A depression 1 formed by each of the recesses 11
A ceramic reinforcing body 14 having a shape matching the recess 11 is fitted in the inside 3. The reinforcing body 14 may be made of a trapezoidal section 14a that completely fills the recess 11, or may be made of a hollow cup-shaped one 14b.

An upper plate 9 made of a plastic sheet 15 is fixed to the upper surface of the lower plate 8 made of the plastic sheet 12 by welding, bonding, etc., and the cold / hot water pipe 1 is mounted and fixed on the upper surface of the plastic sheet 15. A fixing means 2 is provided.

The fixing means 2 shown in FIGS. 1 and 2 comprises a projection 17 having a semicircular recess 16 on the outer wall surface on the entire surface of the upper surface of the plastic sheet 15. A plurality of them are arranged at intervals such that they can be sandwiched and fixed between them.

As shown in FIG. 2, the cold / hot water pipe 1 is sandwiched and fixed between the projections 17, and the cold / hot water pipe 1 is embedded in the upper plate 9, for example, concrete having good heat conductivity. The covering material 18 is further covered with a floor material 19 such as a flooring.

A gap 20 formed between each of the recesses 11 between the floor panel 5 and the floor substrate 10 serves as a cooling (warm) air passage 3 from the air conditioner 7.

FIG. 3 shows another embodiment of the floor panel 5, which is formed in the same manner as the method described with reference to FIGS. The upper plate 9 on the lower plate 8 is constituted by a heat insulating material 22 made of polyurethane rigid foam or the like to which a holding plate 21 is adhered on the upper surface. And fixing means 2 for mounting and fixing the cold / hot water pipe 1
Means that the cold / hot water pipe 1 is clamped on the holding plate 21
3 so as to be fixed.

FIG. 4 is a perspective view showing still another embodiment of the floor panel 5, and FIG. 5 is a sectional view showing an attached state according to the embodiment. A recess 11 having a deep frustoconical recess 13 is provided on the bottom side of one plastic sheet 24, and the cold / hot water pipe 1 is provided on the top side of the plastic sheet 24.
Is provided with fixing means 2 for mounting and fixing. In the fixing means 2 shown in FIG. 3, a projection 17 having a semicircular recess 16 on the outer wall surface is mounted on the entire upper surface of the plastic sheet 24 by sandwiching the cold / hot water pipe 1 between the projections 17 adjacent to each other. It is formed by arranging a plurality of pieces at intervals that can be fixed.

The floor panel 5 shown in FIG. 4 is mounted and fixed with the cold / hot water pipe 1 sandwiched between the projections 17 as shown in FIG.
Is inserted into the recess 11, there is no need to insert a ceramic reinforcing body 14 as shown in FIG. 1.

FIG. 6 is a schematic explanatory view of the apparatus of the present invention. A cold / hot water pipe 1 is bent over the entire surface of a floor panel 5 provided on a floor substrate 10 and is fixedly mounted by a fixing means 2. An inlet and an outlet of the water pipe 1 are connected to a supply side and a recovery side of the heat source device 6, respectively.

Above the wall surface W of the room R, there is provided a return air port 25 for taking in the air of the room R to the air conditioner 7, and the air conditioner 7 generates the cold (warm) air. The air is communicated with a manifold 26 that supplies air to the ventilation path 3 in the gap 20 of the floor panel 5.

FIG. 7 is a piping system diagram of the apparatus of the present invention, in which HS is a hot water supply pipe, HR is a hot water recovery pipe,
CS is a cold water supply pipe, and CR is a cold water recovery pipe, all of which are connected to the heat source device 6.

The hot water supply pipe HS whose base end (supply side) is connected to the heat source device 6 branches into hot water supply branch pipes HS1 and HS2 at a forward end thereof, and one of the hot water supply branch pipes HS1 and HS2.
Is connected to the heating coil HC of the air conditioner 7, and the other hot water supply branch pipe HS2 is connected to the inlet of the cold / hot water pipe 1 of the floor panel 5 via the junction supply pipe JP1.

The chilled water supply pipe CS whose base end (supply side) is connected to the heat source device 6 is branched at its forward end into chilled water supply branches CS1 and CS2, and one chilled water supply branch CS1 is connected to the air conditioner. 7 and the other cold water supply branch pipe CS2 is connected to the inlet of the cold / hot water pipe 1 of the floor panel 5 via the merge supply pipe JP1.

The hot water recovery pipe HR whose base end (recovery side) is connected to the heat source equipment 6 has a hot water recovery branch pipe HR1 connected at its forward end to the heating coil HC of the air conditioner 7.
And a hot water recovery branch pipe HR2 branched from a merge recovery pipe JP2 connected to an outlet of the cold / hot water pipe 1 of the floor panel 5.
And are connected.

The cold water recovery pipe CR whose base end (recovery side) is connected to the heat source device 6 is connected to the cold water recovery branch pipe CR1 connected to the cooling coil CC of the air conditioner 7 at its forward end.
And a cold water recovery branch pipe CR2 branched from a junction recovery pipe JP2 connected to the outlet of the cold / hot water pipe 1 of the floor panel 5.
And are connected.

The cold water supply branch CS1 and the cold water recovery branch CR1 are connected by a first bypass pipe BY1 via a first three-way valve V1 before the air conditioner 7, and the hot water supply branch CS1 is connected to the cold water supply branch CS1. Branch pipe HS1 and hot water recovery branch pipe HR1
Is connected by a second bypass pipe BY2 via a second three-way valve V2 before the air conditioner 7.

Further, the merging supply pipe JP1 and the merging recovery pipe JP2 are connected by a third bypass pipe BY3 via a third three-way valve V3 in front of the cold / hot water pipe 1.

In the figure, reference numeral 27 denotes a hot water pump provided in the hot water recovery pipe HR, and reference numeral 28 denotes a cold water pump provided in the cold water recovery pipe CR.

[0027] Furthermore, reference numeral 29 is a cooling tower, an intermediate portion of the connected cold water supply pipe C S in the heat source device 6,
First cooling water supply pipe F for supplying cooling water from heat source device 6
S1 is connected, and a cooling water recovery pipe FR for recovering cooling water from the heat source device 6 to the cooling tower 29 is connected to an intermediate portion of the cooling water supply pipe FS1. And the cooling tower 2
9 is connected to a base end of a second cooling water supply pipe FS2, a distal end of the second cooling water supply pipe FS2 is connected to the cold water recovery pipe CR, and the second cooling water supply pipe FS2 is connected to the second cooling water supply pipe FS2. An intermediate portion of the supply pipe FS2 is connected to the heat source device 6 via a circulation pipe RP. In the figure, reference numeral 30 denotes a cooling water pump provided in the second cooling water supply pipe FS2.

The operation of the embodiment of the present invention will be described.
When heating the room R, first, the hot water generated by the heat source device 6 is sent from the hot water supply pipe HS to the heating coil HC of the air conditioner 7 via the hot water supply branch pipe HS1, and the air conditioner 7 The generated warm air is supplied to the ventilation path 3 formed by the gap portion 20 of the floor panel 5 through the manifold 26 to heat the floor panel 5 and from the outlet 4 provided in the floor panel 5. The air is supplied to the room R to warm the room R, and the air in the room R is returned to the return air port 25 provided on the wall surface W.
The air is sent to the air conditioner 7 through the heater and heated, and is sent again to the floor panel 5 via the manifold 26. On the other hand, the hot water that is no longer required from the heating coil HC of the air conditioner 7 is supplied to the hot water recovery branch HR1. , Is recovered by the heat source device 6 from the hot water supply pipe HR, is heated again, and is sent again from the hot water supply pipe HS to the air conditioner 7 and the cold / hot water pipe 1 of the floor panel 5.

Further, the hot water generated by the heat source device 6 flows from the hot water supply pipe HS to the cold / hot water pipe 1 via the hot water supply branch pipe HS2, and is bent in the floor panel 5 into the cold / hot water pipe 1. , The cold / hot water pipe 1 is heated, conducts heat to the covering material 18 and the floor material 19 to warm the entire floor, uniformly radiates warm air into the room R, and heats the room. Merging recovery pipe JP2 from the exit side
The hot water is recovered from the hot water recovery pipe HR to the heat source device 6 via the hot water recovery branch pipe HR2, heated again, and sent again from the hot water recovery pipe HS to the air conditioner 7 and the cold / hot water pipe 1 of the floor panel 5.

When the temperature of the room R reaches or exceeds the set temperature, a thermostat (not shown) detects the temperature and sends a control signal of the thermostat to the first three-way valve V1 and the third three-way valve V.
3, the supply of hot water to the cold / hot water pipe 1 of the air conditioner 7 and the floor panel 5 is stopped or the flow rate is controlled to prevent a rise in room temperature.

On the contrary, when the room R is to be cooled, first, the cold water generated by the heat source device 6 is supplied from the cold water supply pipe CS to the cooling coil C of the air conditioner 7 through the cold water supply branch pipe CS1.
C, and the cool air generated by the air conditioner 7 is sent through the manifold 26 to the ventilation passage 3 formed by the gap 20 of the floor panel 5 to cool the floor panel 5 and to cool the floor panel 5. Air is blown into the room R from the outlet 4 provided in the panel 5 to cool the room R, and the air in the room R is sent to the air conditioner 7 through the return air port 25 provided in the wall surface W to be cooled. , Again through the manifold 26, the floor panel 5
While the cooling coil CC of the air conditioner 7 is
The chilled water that is no longer needed is collected from the chilled water supply pipe CR to the heat source device 6 via the chilled water recovery branch pipe CR1 and is cooled again, and then sent again from the chilled water supply pipe CS to the air conditioner 7 and the chilled / hot water pipe 1 of the floor panel 5. Is done.

Further, the chilled water generated by the heat source device 6 flows from the chilled water supply pipe CS through the chilled water supply branch pipe CS2 to the chilled and heated water pipe 1, and is bent inside the floor panel 5 in the chilled and heated water pipe 1. Is cooled, the cold / hot water pipe 1 is cooled, and the cool air is conducted to the covering member 18 and the floor member 19 to cool the entire floor. The cool air is evenly radiated to the room R to cool the room. Merging recovery pipe J from the exit side
From P2, through the cold water recovery branch pipe CR2, the heat is collected by the heat source device 6 from the cold water recovery pipe CR, cooled again, and the cold water supply pipe CS
From the air conditioner 7 and the cold / hot water pipe 1 of the floor panel 5 again.

When the temperature of the room R reaches or exceeds the setting, a thermostat (not shown) detects the temperature, and the control signals of the thermostat are received by the second three-way valve V2 and the third three-way valve V3. Stopping the supply of cold water to the cold / hot water pipes 1 of the air conditioner 7 and the floor panel 5 or controlling the flow rate thereof prevents a drop in room temperature.

When the cooling load in the middle period of spring or autumn is low, the cooling water from the cooling tower 29 is circulated to the cooling water coil CC of the air conditioner 7 and the cooling water of the cooling tower 29 alone is used. Can be cooled, and useless use of the heat source device 6 can be eliminated. In addition, the cooling water generated by the heat source device 6 is sent from the cooling water recovery pipe FR to the cooling tower 29 through the first cooling water supply pipe FS1 to be cooled.
The cooling water cooled in the above is sent to the heat source device 6 via the second cooling water supply pipe FS2 and the circulation pipe RP to be circulated,
The temperature of the cooling water is maintained at a predetermined temperature. Further, after cooling the cold water coil CC with cold water, if the temperature of the heated cold water flowing through the cold water recovery pipe CR is high, the cooling water supply pipe F
Cooling water can be poured into the cold water collecting pipe CR through S2 to lower the temperature of the heated cold water.

[0035]

Since the present invention is as described above, the cold (hot) flowing through a cold / hot water pipe that is bent and mounted under the floor and fixed.
The cold (warm) air is uniformly radiated into the room by the water,
The cold (hot) water circulates back to the heat source device, and the conditioned air passes through a ventilation path separated from the cold / hot water pipe, and the cold (hot) water is generated by the cold (hot) water flowing through the cold / hot water pipe.
By repeating the process of absorbing heat and being cooled (warmed), the cold (warm) air is discharged into the room from the outlet on the floor and circulated back to the air conditioner from the return air port. Has combined the two systems of radiation and convection, floor radiant cooling and heating system and floor blow air conditioning system,
An air-conditioning effect with extremely soft and natural comfort is obtained. Further, since the flow velocity of the air is extremely low, almost no airflow noise is generated. According to the apparatus of the present invention, it is possible to recover and use the residual heat lost under the floor, thereby saving 50% or more of energy. It is possible. In addition, by installing a separate member in the air conditioner, dust, pollen, and smoke are removed, a clean and healthy air environment is created, and the indoor temperature can be appropriately controlled.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a floor panel used in the air conditioner of the present invention.

FIG. 2 is a cross-sectional view showing a use state of a floor panel used in the air conditioner of the present invention.

FIG. 3 is a perspective view showing another embodiment of the floor panel used in the air conditioner of the present invention.

FIG. 4 is a perspective view showing still another embodiment of the floor panel used in the air conditioner of the present invention.

FIG. 5 is a sectional view showing a use state of the floor panel shown in FIG. 3;

FIG. 6 is a schematic perspective view of the air conditioner of the present invention.

FIG. 7 is a piping diagram of the air conditioner of the present invention.

[Explanation of symbols] 1 cold and hot water pipe, 2 fixing means,
3 ventilation path, 4 outlet, 5 floor panel, 6 heat source equipment, 7 air conditioner, 8 lower plate, 9
Upper plate, 11 recess, 12 plastic sheet, 13 dent, 14 reinforcement, 15 plastic sheet, 16 semicircular recess, 17 protrusion, 2
0 void portion, 21 holding plate, 22 heat insulating material, 23
Clamp, 24 plastic sheets , HS hot water
Supply pipe, HC heating coil, CS cold water supply pipe,
CC cooling coil, HR hot water recovery pipe, CR cold water
Recovery tube.

Claims (4)

(57) [Claims] 1. A fixing means for bending and mounting a cold / hot water pipe inside a floor panel, and a ventilation path for ventilating cold (warm) air, and cooling (warm) air from the ventilation path to a room. A floor panel is formed with an air outlet for supplying air, and a heat source device is provided at an inlet of a cold / hot water pipe fixed to the floor panel.
Of hot and cold water supply pipes whose base end is connected to the
The forward end is connected, and at the outlet of the cold / hot water pipe
A hot water supply pipe having a forward end connected to the heat source device;
Proximal end of the water supply pipe is connected, cold (hot) by supplying water with the chamber by the floor radiant to cold (warm) humor by the <br/> heat source device in the cold water pipe, the cold (warm ) Cold (warm) after bunch
A floor radiation cooling / heating system for recovering water to a heat source device, a hot water supply pipe having a base end connected to the heat source device , and a cold water supply system.
The heating pipe and cooling coil of the air conditioner
And the heating coil of the air conditioner.
And a hot water recovery pipe whose base end is connected to a cooling coil and
And cold water recovery pipes are connected to the heat source equipment, respectively,
Cold (warm) air is generated by the cold (warm) water sent from the heat source device to the air conditioner, the air is blown into the ventilation path of the floor panel, and the cold (warm) wind is blown into the room from the outlet. To cool (warm) the room and cool (warm ) water after the cold (warm) bunch.
A cooling and heating apparatus characterized by comprising a combination with a floor blowing air-conditioning system for collecting heat into a heat source device. 2. A lower plate and an upper plate are fixedly joined to each other. The lower plate is formed of a plastic sheet having a plurality of truncated conical recesses with depressions, and is formed in a depression formed by the depressions. A reinforcing body is fitted therein, and a gap portion serving as a ventilation path is provided between the recesses. Further, the upper plate has, on its upper surface, a projection having a semicircular recess on the outer wall surface, and a cold / hot water pipe. A floor panel for use in a cooling and heating device, wherein a plurality of the panels are arranged at intervals such that they can be sandwiched and mounted between protrusions adjacent to each other. 3. A lower plate is formed by joining and fixing a holding plate made of a heat insulating material on the lower plate. The lower plate is made of a plastic sheet having a plurality of deep truncated conical recesses, and ventilation is provided between the recesses. A floor panel for use in a cooling and heating device, wherein a void portion serving as a path is provided, and the holding plate is formed on an upper surface thereof so that a cold and hot water pipe can be fixed by a clamp. 4. A plurality of recesses having a deep truncated cone-shaped recess are provided on the bottom surface side of one plastic sheet, and a void portion serving as a ventilation passage is provided between each recess, and a top surface side of the plastic sheet is provided. A floor panel for use in a cooling and heating device, wherein a plurality of projections each having a semicircular recess on the outer wall surface are formed at intervals so that the cooling / heating water pipes can be sandwiched and mounted between the projections adjacent to each other. .