KR200449642Y1

KR200449642Y1 - Personal air conditioner

Info

Publication number: KR200449642Y1
Application number: KR2020090014188U
Authority: KR
Inventors: 박상길
Original assignee: 주식회사 킹텍
Priority date: 2009-10-30
Filing date: 2009-10-30
Publication date: 2010-07-27

Abstract

The present invention relates to a personal cooling device, a compressor driven by a motor to compress a low-pressure gas refrigerant to a high pressure state, a condenser for condensing the refrigerant compressed in the compressor, an expansion valve for expanding the refrigerant condensed in the condenser Located in the evaporation tube case, and the refrigerant expanded in the expansion valve to heat exchange with the surrounding air, the heat exchanged refrigerant is connected to the circulation to the compressor, and the air supply from one side of the evaporation tube case And a blower to allow heat exchange with the evaporator tube and to supply the heat exchanged air to the inside of the garment through a hose connected to the other side of the evaporator tube case. The present invention of such a configuration uses a compact compressor driven by a motor to compress the refrigerant, to condense, expand and evaporate the compressed refrigerant, to cool the air by heat exchange with the surrounding air during the evaporation, the cooling Including the structure that blows the air into the work clothes, it is possible to supply the cooled air into the work clothes even in the hot summer has the effect of forgetting the heat and increase the work efficiency.

Refrigerant, Chiller, Individual

Description

Personal air conditioner

The present invention relates to a personal cooling device, and more particularly to a personal cooling device that can increase the work efficiency by supplying the cooled air into the work clothes of the worker by using a compact cooling device.

In general, mechanics working in auto repair shops or farmers dealing with pesticides will wear maintenance or control clothes with a combination of tops and bottoms. Clothing that is integrated with these tops and bottoms is made of a material that is not well ventilated to improve its functionality. When worn in summer, it may be in a state in which work can not be performed because of low ventilation and sweating.

In view of such a problem, there is an example in which a blowing fan is added to a part of the work clothes or the control clothes, but it is insufficient for the worker to feel cool because it only serves to supply the outside hot air into the work clothes or the control clothes.

In addition, when applied to the protective clothing because the pesticide sprayed during the work, such as spraying the pesticide can be introduced into the protective clothing by the blowing fan, there was a problem that does not meet the purpose to protect the human body from the pesticide actually wearing a protective clothing.

The problem to be solved by the present invention in consideration of the above problems is to provide a personal cooling device that can supply the cooled air into the work clothes while maintaining the functionality of the work clothes itself.

In addition, another problem to be solved by the present invention is to provide a sufficient cooling effect by using a battery or a power source of the vehicle, to provide a personal cooling device that can improve mobility.

The present invention individual cooling device for solving the above problems is a compressor driven by a motor to compress the low-pressure gas refrigerant to a high pressure state, a condenser for condensing the refrigerant compressed in the compressor, the refrigerant condensed in the condenser An expansion valve for expanding the evaporator tube, an evaporator tube positioned in the evaporator tube case to exchange heat with the ambient air, and the refrigerant exchanged with the refrigerant to be circulated to the compressor, and one side of the evaporator tube case; And a blower to supply air to the heat exchanger with the evaporator tube and to supply the heat exchanged air to the inside of the garment through a hose connected to the other side of the evaporator tube case.

The present invention uses a compact compressor driven by a motor to compress a refrigerant, condense, expand and evaporate the compressed refrigerant, and during the evaporation, cool the air by heat exchange with the surrounding air, Including the structure to blow air into the work clothes, it is possible to supply the cooled air into the work clothes even in the hot summer has the effect of forgetting the heat and increase the work efficiency.

In addition, the present invention has a personal cooling device, it is possible to drive the motor for driving a compact compressor for the compression of the refrigerant by using a battery or a power source of the vehicle, there is an effect to enable a smooth movement operation by improving mobility.

When described in detail with reference to the accompanying drawings a preferred embodiment of a personal cooling device according to the present invention as follows.

1 is a block diagram of a personal cooling device according to a preferred embodiment of the present invention.

Referring to FIG. 1, a personal cooling device according to a preferred embodiment of the present invention includes a motor 10 operating according to supply of power, a compressor 20 compressing a refrigerant by the rotational force of the motor 10, and The condenser 30 for liquefying the gas refrigerant compressed by the compressor, the expansion valve 40 for expanding and vaporizing the liquid refrigerant condensed in the condenser 30, and the expanded refrigerant flows and exchanges heat with surrounding air Evaporation tube case 60 to cool the surroundings, and the heat exchanged refrigerant is circulated to the compressor 20, and the evaporation tube case 60 supporting the evaporation tube 50 and having a hose 70 connected to one side thereof. And the evaporation tube case 60 to supply external air to the hose 70 through the evaporation tube 50 and to cool the inside of the garment 90 to which the other end of the hose 70 is coupled. It is configured to include a blower 80 for supplying the air.

Hereinafter, the configuration and operation of the personal cooling device according to a preferred embodiment of the present invention configured as described above in more detail.

First, the motor 10 uses a vane rotary type motor to minimize noise and vibration, and can be miniaturized. By using such a small motor 30, it is easy to carry and the cooling effect can be obtained even at low power.

The compressor 20 operated by the driving of the motor 10 compresses the filled refrigerant. That is, the low pressure gaseous refrigerant is compressed into the high pressure gaseous refrigerant. The compressor 20 is also miniaturized to improve the ease of installation and versatility.

The compressor 20 is preferably manufactured in a small size that compresses the low pressure gas refrigerant of about 1 to 5cc in one cycle, where the compression amount of the refrigerant is less than about 1cc, so it may not exhibit sufficient cooling effect, and exceeds about 5cc. In this case, the size of the device increases, and unnecessary power consumption may occur.

In consideration of environmental pollution, the refrigerant is preferably R22 or R134a.

Then, the high pressure gaseous refrigerant compressed by the compressor 20 is condensed through the condenser 30 and its phase is changed into a liquid phase. The condenser 30 may be implemented in a structure including a metal pipe and a cooling fin.

Then, the refrigerant condensed in the condenser 30 is evaporated while expanding through the expansion valve 40 to lower the ambient temperature. The vaporized refrigerant of the vaporized pressure is heat exchanged with the air around the evaporation tube 50, and cools the air around it.

At this time, the blower 80 installed in the evaporator tube case 60 in which the evaporator tube 50 is accommodated operates, and external air is discharged from one side of the evaporator tube case 60 by the operation of the blower 80. Inflow, the evaporator tube 50 is supplied to the garment 90 through a hose 70 having one side connected to the other side of the evaporator tube case 60.

The garment 90 may be a work clothes or a control suit as described above, and provides a structure that can be easily attached or detached to the hose 70, such a structure will be described later in detail for a specific embodiment do.

The heat exchanged refrigerant is circulated back to the compressor 20.

As described above, the refrigerant is compressed using the small motor 10 and the compressor 20, and the refrigerant is phase-changed using the condenser 30, the expansion valve 40, and the evaporation tube 50, and the phase-changed refrigerant and its Through the heat exchange with the air outside the evaporation tube 50, the cooled air is obtained, and the cooled air flows by the blower 80 through the hose 70 in which the air is maintained. By supplying the inside, the working environment of the worker wearing the clothing 90 can be made cooler even in summer.

The hose 70 preferably includes a heat insulator, and it is possible to minimize the increase in the temperature of the cooled air supplied by the blower 80.

2 is a configuration diagram of the evaporation tube case 60 and the evaporation tube 50.

Referring to FIG. 2, the evaporation tube case 60 may have a larger hexahedral shape than the area of the connector connected to the hose 70 with an open area of the side on which the blower 80 is installed, and the evaporation tube 50. Is preferably bent several times to increase the surface area of the evaporation tube case 60 so that heat exchange with the air in the evaporation tube case 60 may occur smoothly.

3 is another embodiment of the evaporation tube case 60 and the evaporation tube 50.

Referring to FIG. 3, the evaporation tube case 60 has a larger cone shape compared to the area of the connector where the open area of the side on which the blower is installed is connected to the hose 70, and the evaporation tube 50 is the evaporation tube. From the connection side of the blower 80 in the case 60 to the hose 70 side twisted in a circle along the evaporation tube case 60 so that the heat exchange occurs smoothly.

The common feature of the evaporation tube case 60 mentioned in FIGS. 2 and 3, respectively, is that the open area on the blower 80 side through which air is introduced is larger than the area of the connector connected to the hose 70. The incoming air provides a space for the heat exchange with the evaporation tube 50 smoothly, and increases the pressure of the cooled air delivered to the garment 90 through the hose 70 to the wearer of the garment 90 It is possible to provide a comfortable environment.

The blower 80 and the motor 10 are driven in accordance with the supply of power, and a portable battery or a vehicle power source can be used as the power. This is to allow the worker wearing the work clothes or the control clothing 90 to move easily while working.

4 is a configuration diagram of one embodiment of a cold air supply unit inserted into the garment 90.

Referring to FIG. 4, a tube 91 having a minute hole through which air flows and a tube 91 in order to disperse and spray cooled air, which is located inside the garment 90, is worn by the wearer of the garment 90. ) And the hose 70 may be fastened to each other in a one-touch manner, and may include a port 92 exposed and fixed to an outer part of the garment.

One end of the port 92 and the hose 70 connected to the port 92 may be a quick connector structure, and may be applied to the present invention as long as the port 92 is easily detachable and attachable.

The tube 91 is to allow the flow of cooled air to be smoothly dispersed in the clothing 90, the material is preferably made of a soft cloth or the like material is not felt foreign matter.

The installation position of the tube 91 may be selected and installed such as a shoulder portion, a waist portion, or a back portion of the garment 90, and may be branched so as to be radially disposed on the entire garment.

The port 92 and the tube 91 may be provided in plural, and in this case, the hose 70 connected from the outside is branched in the state connected to the evaporation tube case 60 so that a plurality of other ends thereof are connected to the ports ( 92) can be connected to each.

The supplied cooling air is discharged to the outside through the sleeve or around the wearer's neck. As described above, since the individual cooling device according to the present invention is cooled by the cooled air supplied at the position spaced by the hose 70, the air at the position spaced apart from the surroundings of the wearer even when applied to the protective clothing. Since it is supplied by cooling the clothes (90) it is possible to ensure the safety of the worker even when spraying the pesticides.

5 is a configuration diagram of another embodiment of the evaporation tube 50.

Referring to FIG. 5, one side of the fastening rod 52 is fastened to a fastening hole 51 partially provided on the surface of the evaporation tube 50, and the cooling rod is spaced apart from each other at predetermined intervals. It comprises a pin 53.

The fastening rod 52 is a heat pipe having a high thermal conductivity or a metal having high thermal conductivity, and as the surface temperature of the evaporation tube 50 decreases, the temperature decreases, and in particular, the cooling fin 53 increases the surface area. By increasing the surface area, the heat exchange with the internal air of the evaporation tube case 60 can be made more smoothly.

As described in detail above, the personal cooling device according to the present invention has a high cooling effect because the cooling air is supplied to the inside of the garment, rather than simply supplying the outside air to the inside of the garment, It is possible to prevent the supply of human harmful substances into the protective clothing.

2 is a configuration diagram of one embodiment of the evaporation tube case in FIG.

3 is another embodiment of the evaporation tube case in FIG.

4 is a configuration diagram of one embodiment of a cold air supply unit inserted into the garment of FIG. 1.

5 is a configuration diagram of one embodiment of the evaporation tube applied to the present invention.

* Description of the symbols for the main parts of the drawings *

10: motor 20: compressor

30: condenser 40: expansion valve

50: evaporator tube 60: evaporator case

70: hose 80: blower

90: clothing 91: tube

92: port

Claims

A compressor driven by a motor to compress the low pressure gas refrigerant into a high pressure state;

A condenser for condensing the refrigerant compressed by the compressor;

An expansion valve for expanding the refrigerant condensed in the condenser;

An evaporator tube positioned in the evaporator tube case to allow the refrigerant expanded in the expansion valve to exchange heat with surrounding air, and the refrigerant exchanged to be circulated to the compressor; And

Personal air conditioning apparatus including a blower to supply air from one side of the evaporation tube case to exchange heat with the evaporation tube and to supply the heat exchanged air to the inside of the garment through a hose connected to the other side of the evaporation tube case. .

The method of claim 1,

Each of the motor and the blower is driven by a battery or a vehicle power source.

The method according to claim 1 or 2,

The compressor,

A personal air conditioner comprising compressing about 1 to 5 cc of refrigerant in one cycle.

The method of claim 3,

The evaporator tube case is a personal cooling device, characterized in that the area of the open side of the blower side is larger than the area of the connector connected to the hose.

The method of claim 3,

At least one port secured to a surface of the garment and coupled with the hose; And

And a tube connected to the port for dispersing and supplying the cooled air supplied through the hose in the garment.

The method of claim 5,

Personal port characterized in that the port and the hose is connected to the quick connector.