WO2002073095A1 - Ceiling embedded type humidifier - Google Patents

Abstract

A ceiling embedded type humidifier comprising a box type frame (3) disposed in the ceiling (1) of a room (100) and having an inner ventilation path (9), means (8) for generating an air flow flowing from the inside of the room (100) through the ventilation path (9) into the inside of the room (100), and means (7) for supplying steam to the ventilation path (9). The air flow generating means (8) generates an air flow flowing from the inside of the room (100) through the ventilation path (9) into the inside of the room (100) and the steam supplying means (7) supplies steam to that air flow.

Description

 Description Ceiling embedded humidifier Technical field

 TECHNICAL FIELD The present invention relates to a humidifier embedded in a ceiling used in an office building or a general house. Background art

 If the indoor air is dry, people in the room can easily catch a cold. In office rooms, there is a problem that the office automation equipment may not work properly due to the generation of static electricity. Therefore, it is desirable to use a humidifier in combination with an air conditioner. For this reason, various types of humidifiers have been proposed. Preferred humidifier conditions are easy humidity control, sanitary conditions and easy maintenance.

 An object of the present invention is to provide a ceiling embedded humidifier that satisfies the above conditions. Disclosure of the invention

 A buried ceiling humidifier according to the present invention is provided with a box-shaped frame disposed on a ceiling of a room and having an air passage therein, and extending from the inside of the room to the inside of the room through the air passage. An airflow generating means for generating an airflow, and a steam supplying means for supplying water vapor to the ventilation path are provided.

The airflow creating means generates an airflow from the inside of the chamber through the ventilation path to the inside of the chamber, and the steam supply means Provides steam. Therefore, necessary humidity can be efficiently supplied to the room. In addition, because it is a ceiling-mounted type, it does not reduce the indoor space and does not impair the aesthetics of the room.

 As one embodiment, a detachable panel for closing an opening at the lower surface of the box-shaped frame is provided, and the panel has an air inlet and an air, each of which communicates the inside of the chamber with the air passage. By removing the panel formed with the outlet, the inside of the box-shaped frame can be easily inspected.

 As one embodiment, a heater for heating the airflow is provided inside the box-shaped frame. Since the temperature of the interior of the room is low, the heater is used as necessary when steam is blown out from the humidifier or when there is a possibility that dew condensation may occur at the steam outlet of the humidifier. Can be used.

 In one embodiment, the panel includes an openable / closable panel for facilitating an internal inspection of the box-shaped frame. According to this embodiment, when inspecting the inside of the box-shaped frame, it is not necessary to remove the entire panel each time, and the maintenance and inspection can be performed by opening only the open / close panel.

 As one embodiment, at least two systems of the ventilation path are provided in the box-shaped frame.

 In one embodiment, the steam supply means includes a heater having no risk of ignition.

A ceiling embedded humidifier according to another embodiment of the present invention is provided with a box-shaped frame disposed on a ceiling of a room and having an air passage therein, and circulating the inside of the room and the air passage. Airflow creating means for generating an airflow, And steam supply means for supplying steam to the ventilation path. A ceiling embedded humidifier according to another embodiment of the present invention is provided with a box-shaped frame disposed on a ceiling of a room and having an air passage therein, and circulating the inside of the room and the air passage. And a steam supply means for supplying steam to the ventilation path. The airflow creation output by the airflow creation means and the steam supply power by the steam supply means are both adjustable. It has been.

 An embedded ceiling humidifier according to another embodiment of the present invention includes a box-shaped frame suspended from a ceiling opening and having an open lower surface; a steam humidifier juxtaposed in the box-shaped frame; A blower; a detachable ceiling panel for closing the ceiling opening and a lower surface opening of the box-shaped frame; An air inlet is provided in the box-shaped frame, and a ventilation path from the inlet to the outlet is formed inside the box-shaped frame.

 As one embodiment, an auxiliary heater is provided on the suction port side of the ventilation path inside the box-shaped frame.

 In one embodiment, an opening / closing panel for maintenance and inspection that is easily opened and closed is provided on the ceiling panel. According to this embodiment, maintenance and inspection of necessary parts can be easily performed without removing the entire ceiling panel. BRIEF DESCRIPTION OF THE FIGURES

FIG. 1 is a perspective view showing the inside of a ceiling-mounted humidifier according to an embodiment of the present invention, FIG. 2 is a side view of the humidifier of FIG. 1, and FIG. Perspective view showing the inside of a humidifier according to another embodiment of the light see-through, 4 is a side view of the humidifier of FIG. 3, and FIG. 5 is a vertical sectional view of a main part of a humidifier according to still another embodiment of the present invention. BEST MODE FOR CARRYING OUT THE INVENTION

 As shown in FIG. 2, above the ceiling 1 of the room 100, a box-shaped frame 3 of the ceiling embedded humidifier according to the present embodiment is supported. In the present embodiment, brackets 4 are fixed to substantially four corners of the peripheral wall 3 a forming the box-shaped frame 3 by welding or the like, and the lower ends of the hanging reports 5 are fixed to the respective brackets 4. The box frame 3 is suspended and supported by screwing a nut 6 into the lower end of the port 5.

 An opening 2 having a predetermined size is formed in the ceiling 1. The lower surface of the box-shaped frame 3 is open toward the opening 2. None of the box-shaped frame 3 is exposed downward from the ceiling 1.

 As shown in FIGS. 1 and 2, inside the box-shaped frame 3, a steam humidifier 7 as a steam supply unit and a blower 8 as an airflow creation unit are provided. Further, inside the box-shaped frame 3, an air passage 9 communicating with the inside of the chamber 100 is provided. The air passage 9 communicates with the chamber 100 via an air inlet 20 and an air outlet 19 to be described later. By the operation of the blower 8, air above the chamber 100 is sucked into the box-shaped frame 3 from the air suction port 20, passes through the air passage 9, and flows out of the air outlet 19. Blow out. In the present embodiment, as shown in FIG. 2, a space for forming the ventilation path 9 is provided between the steam humidifier 7 and the upper surface panel 3b of the box-shaped frame 3.

In the present embodiment, the steam humidifier 7 is The blower 8 is arranged near the lower surface opening 3 c, and is arranged slightly above the steam humidifier 7 with a gap between the blower 8 and the steam humidifier 7. Although not shown, the steam humidifier 7 is, for example, a porcelain semiconductor heating element having a positive resistance temperature characteristic (Japanese Patent Application Publication No. No. 4). The amount of steam generated by the steam humidifier 7 is adjusted by an adjusting device (not shown). The steam humidifier 7 has a steam outlet 12 on its upper surface. The steam spouted from the steam spout 12 by the operation of the steam humidifier 7 is included in the air flowing through the ventilation passage 9 by the action of the blower 8, and the steam spouted from the air spout 19. It is supplied into the chamber 100. The outer periphery of the steam humidifier 7 excluding the steam outlet 12 is covered with a heat insulating material (not shown). Therefore, heat dissipation is prevented, and steam is generated and ejected efficiently.

 In FIG. 1, reference numeral 10 denotes a water supply port of the steam humidifier 7, and 11 denotes a water supply solenoid valve for controlling water supply to the steam humidifier 7.

Although not shown, the steam humidifier 7 detects a water level in a tank of the humidifier 7 and generates a control signal for the water supply electromagnetic valve 11 1. Safety devices such as a float sensor for prevention, a thermostat for preventing overheating, and a breaker for preventing overcurrent are provided. 1 and 2, reference numeral 13 denotes an auxiliary heater provided in the box-shaped frame 3 as required. The auxiliary heater ·! ₃ has an effect of heating the airflow created by the blower 8. As the auxiliary heater 13, it is preferable to use a PTC heater generally used for air heating in an air conditioner or a heater having no danger of ignition. Further, reference numeral 14 denotes suction into the box-shaped frame 3 by the blower 8. It is an air filter that cleans the air that has entered.

 In FIG. 1, reference numeral 15 is a drain pan, 16 is a drain pump, and 17 is a drain outlet communicating with the discharge port of the drain pump 16. The drain pan 15 is disposed below the steam humidifier 7 so as not to leak water to the surroundings even when overflow or water leaks from the steam humidifier 7. When water flows out to the drain pan 15, the drain pump 16 is operated, and the water in the drain pan 15 is sent out to the drain outlet 17. This water is discharged outside through a drain pipe (not shown) connected to the drain outlet 17. Although not shown, the steam humidifier 7 is also provided with a drainage solenoid valve for discharging the water in the tank and emptying the inside.

 As shown in FIGS. 1 and 2, in the present embodiment, the ceiling panel 18 closes the opening 2 of the ceiling 1 and the opening 3 c on the lower surface of the box-shaped frame 3. I have. The ceiling panel 18 is detachable from the box-shaped frame 3 or the ceiling 1. Therefore, maintenance and inspection of the inside of the box-shaped frame 3 can be easily performed.

 The ceiling panel 18 has an air inlet 20 and an air outlet 19. The air inlet 20 is formed on the blower 8 side, and the air outlet 19 is formed on the steam humidifier 7 side. The air outlet 19 is provided with a chamber 22.

 In the present embodiment, as shown in FIG. 1, the ceiling panel 18 is provided with an opening / closing panel 21 for maintenance and inspection which can be easily opened and closed. Therefore, at the time of inspection, only the open / close panel 21 needs to be opened, and it is not always necessary to remove the entire ceiling panel 18.

The amount of air blown by the blower 8 is controlled by an adjustment device (not shown) such as a hand switch. It can be adjusted freely. Further, an automatic air volume adjusting mechanism may be provided so that the air volume of the blower 8 is automatically adjusted according to the output of the heater provided in the steam humidifier 7. Furthermore, a plurality of the blowers 8 may be provided according to the maximum output of the heater.

 Next, the operation of the ceiling embedded humidifier will be described.

 First, the water supply electromagnetic valve 11 is opened, and water is supplied from the water supply port 10 into the tank of the steam humidifier 7. The supply amount is detected by a plurality of water level sensors (not shown) and the like, and is controlled by a control device (not shown) so that water shortage does not occur during operation. Then, the water in the steam humidifier 7 is heated by the heater 1 built in the steam humidifier 7, and the water starts to evaporate from the steam outlet 12. This water vapor rises to the ventilation path 9.

 The blower 8 operates together with the steam humidifier 7 to create a flow of air circulating in the chamber 100 and the box frame 3. That is, the air in the chamber 100 is sucked into the box-shaped frame 3 from the air suction port 20 by the operation of the blower 8. This air passes through the air filter 14 where dust is removed. Thereafter, in the process of passing through the ventilation path 9, the air contains water vapor ejected from the steam ejection port 12 and is discharged from the air ejection port 19 into the chamber 100. By continuing this process, the humidity is continuously and efficiently supplied into the chamber 100.

For example, when the room temperature of the chamber 100 is low, the auxiliary heater 113 is used when steam is visually observed from the air outlet 19 or when dew condensation may occur on the louver 22. , Used as needed. Since the humidifier is of a ceiling embedded type, it does not reduce the indoor space. It does not impair the aesthetics of the room.

 3 and 4 show another embodiment. The difference from the embodiment of FIGS. 1 and 2 is that the steam ejection port 12 is a steam ejection nozzle 23, and that the steam humidifier 7 is disposed outside the box-shaped frame 3. It is. In the present embodiment, the steam humidifier 7 is located outside the box-shaped frame 3, but the steam jet nozzle 23 is located inside the box-shaped frame 3.

 FIG. 5 shows still another embodiment. In this embodiment, two ventilation paths 9 are formed. Then, a single blower 8 creates two streams of airflow along the ventilation path 9, and steam is supplied to the respective airflows from a steam humidifier. Specifically, the blower 8 is disposed in the center of the inside of the box-shaped frame 3, and the same steam ejection nozzles 23 as those in the embodiment of FIGS. 3 and 4 are provided on the left and right sides of the blower 8, respectively. It is location. In this case, a single air suction port 20 having an air filter is disposed below the blower 8, and the air outlet ports 19 are provided on both the left and right sides of the single air suction port 20. Is arranged. The air in the chamber sucked into the box-shaped frame 3 from the air suction port 20 by the operation of the blower 8 is divided into right and left in the box-shaped frame 3, and the steam jet nozzles 23 , And is blown into the room from each of the air outlets 19.

 The air passage 9 may be formed of two or more systems.

 In the embodiments of FIGS. 3 to 5, the same or equivalent elements as those in the embodiments of FIGS. 1 and 2 are denoted by the same reference numerals.

Also in the embodiment of FIGS. 3 to 5, the same humidifying effect as in the embodiment of FIGS. 1 and 2 can be obtained. Each of the above embodiments has a specific installation Each of them can be selectively used according to various conditions such as location. Industrial applicability

 The ceiling-mounted humidifier according to the present invention can be used alone, but in particular, when used together with an indoor heating device, it can efficiently provide humidity to a room that has been dried by heating. it can. In this case, a control device for automatically controlling the operation of the humidifier in response to a signal from a separately provided indoor humidity detector is provided, and the humidification operation is automatically performed according to the operation status of the heating device. You can also make it. In addition, when a large number of OA devices are in operation and the room temperature is high throughout the year, it can be used together with an indoor cooling device, and even in this case, it can efficiently provide humidity to the room be able to. Furthermore, since hygienic humidification can be performed, it can be used safely in hospitals, maternity hospitals, nursing homes, and the like.

Claims

The scope of the claims 1. A box-shaped frame (3) arranged on the ceiling (1) of the room (10O) and having an air passage (9) inside the box (3); 9) an airflow generating means (8) for generating an airflow reaching the inside of the chamber (100) through the airflow path, and a steam supply means (7) for supplying steam to the ventilation path (9). Has a ceiling-mounted humidifier. 2. A detachable panel (18) for closing the lower opening (3c) of the box-shaped frame (3) is provided, and the panel (18) includes a detachable panel (18) for each of the chambers (100). 2. The buried ceiling type humidifying device according to claim 1, wherein an air inlet (20) and an air outlet (19) for communicating the inside with the ventilation path (9) are formed. . 3. The embedded ceiling humidifier according to claim 1, further comprising a heater (13) for heating the airflow inside the box-shaped frame (3). 4. The ceiling mounting according to claim 2, wherein the panel (18) is provided with an opening / closing panel (21) that can be easily opened / closed to facilitate inspection of the inside of the box-shaped frame (3). Built-in humidifier. 5. The buried ceiling type humidifier according to claim 1, wherein the ventilation path (9) is provided at least in two lines in the box-shaped frame (3). 6. The humidifier embedded in a ceiling according to claim 1, wherein the steam supply means includes a heater having no danger of ignition. 7. A box-shaped frame (3) which is arranged on the ceiling (1) of the room (100) and has a ventilation path (9) inside the box-shaped frame (3), the interior of the chamber (100) and the ventilation path (9 And a steam supply means (7) for supplying steam to the ventilation path (9). 8. A box-shaped frame (3) arranged on the ceiling (1) of the room (100) and having a ventilation path (9) inside the box, and the inside of the chamber (100) and the ventilation path (9) Air flow generating means (8) for generating an air flow that circulates the air, and steam supply means (7) for supplying steam to the ventilation path (9). The air flow generation by the air flow generating means (8) A buried ceiling humidifier, wherein the power and the steam supply force by the steam supply means (7) are both adjustable. 9. A box-shaped frame (3) suspended from the ceiling opening (2) and having an open bottom, a steam humidifier (7) and a blower arranged side by side in the box-shaped frame (3) (8), a removable ceiling panel (18) for closing the ceiling opening (2) and the lower opening (3c) of the box-shaped frame (3), and a ceiling panel. (18) The steam humidifier (7) is provided with an air outlet (19) on a side and an air inlet (20) on a side of the blower (8). The inside of the box frame (3) A buried ceiling humidifier, wherein a ventilation path (9) is formed from the suction port (20) to the outlet port (19). 1 0. The box-shaped frame (3) and inlet (20), characterized in that an auxiliary heater one (1 3) on the side of the air passage of an internal (9), according to claim ^9, wherein Humidifier embedded in the ceiling. 11. The humidifying device according to claim 9, wherein the ceiling panel (18) is provided with an opening / closing panel (21) for easy maintenance.