Forced evaporative humidifier using nano-vapor

• US 9,518,749 B2
• Filed: 09/13/2012
• Issued: 12/13/2016
• Est. Priority Date: 09/14/2011
• Status: Active Grant

• Current Assignee: Korea Food Research Institute
• Original Assignee: Korea Food Research Institute
• Inventors: Kim, Byeong Sam, Kim, Ji Young, Kim, Jong Hoon, Kwon, Ki Hyun, Cha, Hwan Soo
• Primary Examiner(s): Hopkins, Robert A
• Application Number:
  US14/345,011
• Publication Number:
  US 20150068962A1
• Time in Patent Office: 1,552 Days
• Field of Search: 261/30, 261/153, 261/115, 261/118, 261/72.1, 261/152, 261/112.1, 261/151, 261/DIG.11
• US Class Current: 1/1
• CPC Class Codes: B01F 23/23211 the liquid flowing in a thin film to absorb the gas
• CPC Class Codes: B01F 23/232112 the liquid film or layer flowing over a vertical surface, e.g. a mesh
• CPC Class Codes: F24F 11/0008 for air-humidification F24F11/30 takes precedence
• CPC Class Codes: F24F 2006/008 Air-humidifier with water reservoir
• CPC Class Codes: F24F 3/14 by humidification; by dehumidification
• CPC Class Codes: F24F 6/14 using nozzles
• CPC Class Codes: F24F 8/133 by direct contact with liquid, e.g. with sprayed liquid
• CPC Class Codes: F24F 8/192 by electrical means, e.g. by applying electrostatic fields or high voltages
• CPC Class Codes: F24F 8/26 using ozone
• CPC Class Codes: F24F 8/50 by odorisation
• CPC Class Codes: F28C 1/02 with counter-current only
• CPC Class Codes: Y02A 50/20 Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
• CPC Class Codes: Y02B 30/54 Free-cooling systems

Abstract

Provided is a forced evaporative humidifier using nano-vapor, which includes: a housing having an exhaust port formed in an upper surface thereof and a suction port formed at one side of a front surface thereof; a water tank located below the suction port to store water; an injection unit having an injection nozzle located above the suction port, a pump for pulling up the water in the water tank to the injection nozzle, and a transfer tube for transferring the water pulled by the pump; a blowing fan located above the injection nozzle to carry air toward the exhaust port of the housing; a humidifying unit located below the injection nozzle so that films, each having a body surface formed to allow the water injected from the injection nozzle to flow and a plurality of tube-type spacers protruding on the body surface, are stacked in a lateral direction therein; and an eliminator located between the blowing fan and the injection nozzle to prevent water drops included in a humid air humidified by the humidifying unit from being scattered.

Claims

1. A forced evaporative humidifier using nano-vapor, comprising:

a housing having an exhaust port formed in an upper surface thereof and a suction port formed at one side of a front surface thereof;

a water tank located below the suction port to store water;

an injection unit having an injection nozzle located above the suction port, a pump for pulling up the water in the water tank to the injection nozzle, and a transfer tube for transferring the water pulled by the pump;

a blowing fan located above the injection nozzle to carry air toward the exhaust port of the housing;

a humidifying unit located below the injection nozzle so that films, each having a body surface formed to allow the water injected from the injection nozzle to flow and a plurality of tube-type spacers protruding on the body surface, are stacked in a lateral direction therein; and

an eliminator located between the blowing fan and the injection nozzle to prevent water drops included in a humid air humidified by the humidifying unit from being scattered,

wherein a plurality of slits formed in a horizontal direction between one pair of spacers adjacent to each other in the horizontal direction are formed in the film, and

wherein the plurality of slits include a first slit protruding so that a cut position of the body surface cut by the slit is oriented toward an upper direction of the body surface and a second slit protruding so that a cut position of the body surface cut by the slit is oriented toward a lower direction of the body surface.

2. The forced evaporative humidifier using nano-vapor according to claim 1, further comprising:

a heat exchanger installed at the suction port to allow communication of a fluid,

wherein a barrier for separating the humidifying unit and the heat exchanger from each other is formed at the housing so that water passing through the humidifying unit does not flow into the heat exchanger.

3. The forced evaporative humidifier using nano-vapor according to claim 1, wherein the spacers are arranged alternately in a vertical direction on the same film.

4. The forced evaporative humidifier using nano-vapor according to claim 1, wherein the films are stacked so that the spacers communicate with each other.

5. The forced evaporative humidifier using nano-vapor according to claim 4, wherein the humidifying unit further includes a coupling tube inserted into the spacers of the films stacked in a lateral direction.

6. The forced evaporative humidifier using nano-vapor according to claim 1, wherein a water feeding unit for supplying water is provided at the water tank, and

wherein the forced evaporative humidifier using nano-vapor further comprises a floating valve for controlling the water feeding unit to open or close according to a location of a float which floats on the water.

7. The forced evaporative humidifier using nano-vapor according to claim 1, wherein a constant temperature coil is provided at the water tank to maintain the water in the water tank at a constant temperature.

8. The forced evaporative humidifier using nano-vapor according to claim 1, wherein the surface of the film of the humidifying unit is treated to have an antibacterial property.

9. The forced evaporative humidifier using nano-vapor according to claim 1, wherein the eliminator has an inlet through which the air humidified by the humidifying unit flows in, an outlet located at a side opposite to the inlet, and an anti-scattering tube provided between the inlet and the outlet so that the inlet and the outlet are alternately located in a vertical direction, and

wherein the inlet and the outlet of the eliminator have a hexagonal shape.

10. The forced evaporative humidifier using nano-vapor according to claim 1, wherein a dust-removing filter is mounted to the suction port.

11. The forced evaporative humidifier using nano-vapor according to claim 2, wherein a defrosting machine is installed at the heat exchanger.

12. The forced evaporative humidifier using nano-vapor according to claim 11, wherein a temperature-adjusting coil is formed at the heat exchanger, and

wherein the defrosting machine is located between the temperature-adjusting coils at regular arrangement.

13. A forced evaporative humidifier using nano-vapor, comprising:

a housing having an exhaust port formed in an upper surface thereof and a suction port formed at one side of a front surface thereof;

a water tank located below the suction port to store water;

an injection unit having an injection nozzle located above the suction port, a pump for pulling up the water in the water tank to the injection nozzle, and a transfer tube for transferring the water pulled by the pump;

a blowing fan located above the injection nozzle to carry air toward the exhaust port of the housing;

a humidifying unit located below the injection nozzle so that films, each having a body surface formed to allow the water injected from the injection nozzle to flow and a plurality of tube-type spacers protruding on the body surface, are stacked in a lateral direction therein; and

an eliminator located between the blowing fan and the injection nozzle to prevent water drops included in a humid air humidified by the humidifying unit from being scattered,

wherein a sterilizer for controlling bacterial multiplication and removing bacteria is further provided at the water tank.

14. The forced evaporative humidifier using nano-vapor according to claim 13, wherein the sterilizer irradiates UV rays into the water tank.

15. The forced evaporative humidifier using nano-vapor according to claim 13, wherein the sterilizer applies electricity into the water tank so that the water in the water tank is converted into electrolyzed water.

16. The forced evaporative humidifier using nano-vapor according to claim 13, wherein the sterilizer is an ozone water generator dissolving ozone gas in water to convert the water into ozone water.

17. A forced evaporative humidifier using nano-vapor, comprising:

a housing having an exhaust port formed in an upper surface thereof and a suction port formed at one side of a front surface thereof;

a water tank located below the suction port to store water;

an injection unit having an injection nozzle located above the suction port, a pump for pulling up the water in the water tank to the injection nozzle, and a transfer tube for transferring the water pulled by the pump;

a blowing fan located above the injection nozzle to carry air toward the exhaust port of the housing;

a humidifying unit located below the injection nozzle so that films, each having a body surface formed to allow the water injected from the injection nozzle to flow and a plurality of tube-type spacers protruding on the body surface, are stacked in a lateral direction therein; and

an eliminator located between the blowing fan and the injection nozzle to prevent water drops included in a humid air humidified by the humidifying unit from being scattered,

wherein the water tank is partitioned by a separation plate, and

wherein the water tank partitioned by the separation plate has a water storage unit for storing water and a supplied liquid storage unit to which a sterilizer or the water in the water storage unit is supplied, the supplied liquid storage unit communicating with the transfer tube.

18. The forced evaporative humidifier using nano-vapor according to claim 17, wherein the separation plate has a T shape and partitions the water tank into three regions,

wherein the water tank partitioned into three regions by the separation plate further includes a sterilizing solution storage unit for storing a sterilizer, and

wherein the separation plate has a water supply port communicatively formed between the water storage unit and the supplied water storage unit to be openable and closeable and a sterilizing solution supply port communicatively formed between the sterilizing solution storage unit and the supplied water storage unit to be openable and closeable.

19. The forced evaporative humidifier using nano-vapor according to claim 17, wherein the sterilizer is at least one selected from the group consisting of oxygenated water, chlorine dioxide water, hypochlorous acid water, ozone water, a tetravalent ammonium chloride solution, and electrolyzed water.