KR20220027770A - Protective clothing sealed structure with portable cooling system applied - Google Patents

Abstract

Provided is a sealed structure of protective clothing to which a portable cooling system is applied. According to the present invention, the sealed structure of protective clothing to which a portable cooling system is detachably attached comprises: at least one coupling hole which is formed on the front or rear surface of the protective clothing, and provided at a position corresponding to an outside air inlet and an outside air outlet of the portable cooling system; and a coupling member which is provided inside the front or rear surface of the protective clothing having the coupling hole formed thereon, and allows the portable cooling system to be mounted thereon so as to prevent the inward introduction of outside air.

Description

Protective clothing sealed structure with portable cooling system applied }

The present invention relates to a closed structure of a protective suit to which a portable cooling system that is airtight with external air and can cool the air inside the protective suit is applied.

Recently, we are facing the era of a new standard (New Normal) such as the daily use of masks due to the prolonged corona virus and the increase of non-face-to-face services. In other words, even if vaccines are continuously developed, there is a possibility that mutations of coronaviruses such as SARS, MERS, and COVID19 will occur, and respiratory-related infectious diseases are predicted to appear newly in the future.

A protective suit to protect medical workers from risk factors such as bacteria and viruses is worn together with a mask and safety glasses. phenomenon, which worsens the working environment of medical staff and affects medical safety. In particular, the problem of protective clothing as described above can be seen as one of the causes of increased fatigue of medical staff according to the situation in which the corona outbreak continues for a long time.

To solve this problem, a separate summer operation guideline has been prepared and cooling vests are being distributed to medical workers targeting external screening clinics. However, due to hygiene and supply and demand problems, cooling vests are not very practical, and compared to the limited size of medical staff, if the number of new cases continues to increase, it may be difficult to follow the summer operating guidelines.

In order to solve this problem of protective clothing, Korean Patent Registration No. 10-2056913, 'Clothing with a cooling device' and Korean Patent Registration No. 10-2245676, 'Backpack type protective clothing cooling device' have been proposed. However, the technology disclosed in Korean Patent No. 10-2056913 may cause discomfort to medical workers wearing it for a long time due to the weight of the cooling device inside the clothing and the structure of the cooling device, and Korean Patent Registration No. 10-2245676 In the technology disclosed in the above issue, movement of the wearer may be restricted due to a backpack-type cooling device and an externally connected hose, and fatigue may further increase due to a sense of weight or volume.

Korean Patent Registration No. 10-2056913 (Registration Date: December 11, 2019) Korean Patent Registration No. 10-2056913 (Registration Date: April 22, 2021) Korean Patent Laid-Open Patent No. 10-2018-0034051 (published on April 04, 2018) Japanese Patent No. 6827482 (Registration Date: January 21, 2021)

The technical problem to be achieved by the present invention is to apply a portable cooling system for a hazmat suit that can improve the wearer's wearing convenience and activity, air-tight with the outside air, and cool the air inside the hazmat suit. An object of the present invention is to provide a closed structure.

The object of the present invention is not limited to the object mentioned above, and other objects not mentioned will be clearly understood by those of ordinary skill in the art to which the present invention belongs from the following description.

In order to solve the above problem, the present invention provides a sealed structure of a protective suit to which a portable cooling system is detachable, formed on the front or rear surface of the protective suit, and provided at positions corresponding to the external air inlet and external air outlet of the portable cooling system at least one coupling hole; and a coupling member provided inside the front or rear side of the protective suit in which the coupling hole is formed and for mounting the portable cooling system so as to be airtight with the outside; can do.

The coupling member is provided with a through hole at a position corresponding to the coupling hole and includes an adhesive portion that is adhered to the inside of the front or rear surface of the protective clothing, and is coupled to the inside of the protective clothing in the form of an elastic band and supports the adhesive portion It may include a reinforcing part, a mounting part provided with a through hole at a position corresponding to the coupling hole, and to which the portable cooling system is coupled.

The coupling member may be provided to be detachably attached to the inner surface of the disposable protective clothing.

The portable cooling system includes an internal circulation module that introduces air inside the protective suit to cool it, flows the cooled air back into the protective suit and circulates air, and introduces external air through the external air inlet, but the internal circulation module an external circulation module for discharging heat generated during cooling of the air together with the introduced external air to the outside through an external air outlet, and air coupled between the internal circulation module and the external circulation module and circulating the internal circulation module; It may include a blocking module that blocks the air circulating in the external circulation module from each other, and a cooling module coupled to pass through the blocking module to cool the air inside the internal circulation module and supply it to the inside of the protective clothing.

The portable cooling system includes a first air circulation member coupled to one side of the blocking module to face the internal circulation module, and a second air circulation member coupled to the other side of the blocking module to face the external circulation module. may include.

The internal circulation module includes a plurality of slits on an outer peripheral surface of a region corresponding to the second air circulation member, and air inside the protective suit is introduced from the second air circulation member to the slits, and from the cooling module A cooling air outlet may be provided at one side of an area corresponding to the cooling module so that the cooled air is discharged into the protective suit.

The cooling module includes: a thermoelectric element unit for cooling air through heat exchange; a heat dissipating unit coupled to one side of the thermoelectric element unit to be located in an external circulation module and dissipating a relatively heated temperature through heat exchange; and the thermoelectric element It may be coupled to the other side of the unit to include a cooling fin located in the internal circulation module to provide a temperature cooled by heat exchange.

The sealed structure of the protective suit to which the portable cooling system according to the embodiment of the present invention is applied applies a portable cooling system for protective clothing that can improve wearability and activity of the wearer, and a coupling member for coupling with the portable cooling system is installed inside the protective suit It has the advantage of being airtight with the outside air and cooling the air inside the protective suit.

1 is a front view of the protective suit showing the sealing structure of the protective suit to which a portable cooling system according to an embodiment of the present invention is applied;
2 is an exploded perspective view showing a coupling member of a protective suit to which a portable cooling system according to an embodiment of the present invention is applied;
3 is a perspective view of the front of a portable cooling system for protective clothing according to an embodiment of the present invention;
4 is a perspective view of the rear of the portable cooling system for protective clothing according to an embodiment of the present invention;
5 is an exploded perspective view of a portable cooling system for protective clothing according to an embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. The embodiments introduced below are provided as examples so that the spirit of the present invention can be sufficiently conveyed to those skilled in the art. Accordingly, the present invention is not limited to the embodiments described below and may be embodied in other forms. And, in the drawings, the length, thickness, etc. of layers and regions may be exaggerated for convenience. Like reference numerals refer to like elements throughout.

1 is a front view of the protective suit showing the sealing structure of the protective suit to which a portable cooling system according to an embodiment of the present invention is applied, and Figure 2 is an exploded perspective view showing the coupling member of the protective suit to which the portable cooling system is applied according to an embodiment of the present invention; 3 is a perspective view of the front of the portable cooling system for protective clothing according to an embodiment of the present invention, FIG. 4 is a perspective view of the rear of the portable cooling system for protective clothing according to an embodiment of the present invention, and FIG. 5 is an embodiment of the present invention It is an exploded perspective view of a portable cooling system for protective clothing according to

1 to 5 , the sealed structure of the protective suit to which the portable cooling system according to the embodiment of the present invention is applied is the sealed structure of the protective suit 1 to which the portable cooling system 20 is detachably attached. one or more coupling holes formed on the front or rear surface and provided at positions corresponding to the external air inlet 110 and the external air outlet 120 of the portable cooling system 20; and a coupling member 10 provided on the inside of the front or back side of the protective suit 1 in which the coupling hole is formed and for mounting the portable cooling system 20 so as to be airtight with the outside.

One or more coupling holes provided in the protective clothing 1 may be provided for coupling with the portable cooling system 20, and the portable cooling system 20 exemplified in the present invention includes an external air inlet 110 and external air. Since each outlet 120 is provided, the one or more coupling holes may be described as a pair of coupling holes corresponding to the portable cooling system 20 in the following description, but is not limited thereto.

In the coupling hole, a coupling sealing ring 17 is attached in a male and female coupling method from the outer and inner surfaces of the protective clothing to support the size and shape of the coupling hole, and the external air inlet 110 and the outside air outlet of the portable cooling system 20 ( The outer circumferential surface of 120 passes through the combined airtight ring 17 and is coupled, so that the portable cooling system 20 can be installed in the protective clothing 1 .

The coupling member 10 provided inside the front or rear surface of the protective suit 1 in which the coupling hole is formed and for mounting the portable cooling system 20 so as to be airtight with the outside, penetrates at a position corresponding to the coupling hole. An adhesive part 11 having a hole and being adhered to the inside of the front or back side of the protective clothing 1, and a reinforcing part coupled to the inside of the protective clothing 1 in the form of an elastic band and supporting the adhesive part 11 (13) and a through hole provided at a position corresponding to the coupling hole and may include a mounting portion 15 to which the portable cooling system is coupled. Furthermore, the inner circumferential surface of the through-holes 11a, 13a, 15a so that the through-hole 11a of the bonding portion, the through-hole 13a of the reinforcing portion, and the through-hole 15a of the mounting portion are airtight with each other, the coupling airtight ring 17 and can be combined. That is, in the combined airtight ring 17 provided in the coupling hole of the protective clothing 1, the inner area of the protective clothing is airtightly coupled to the through hole of the coupling member 10, and the outer area of the protective clothing outer area of the combined hermetic ring 17 is an external air inlet. (110) and the outer peripheral surface of the external air outlet 120 can be airtightly coupled.

The coupling member 10 may be provided to be detachably attached to the inner surface of the disposable protective clothing. For example, in this case, the reinforcing part 13 may be attached to the protective clothing so that it can be draped around the wearer's waist according to the rigidity of the disposable protective clothing material, and thereby the coupling member 10 and the portable cooling system 20 By distributing the weight, it is possible to prevent the hazmat suit from being damaged.

Furthermore, the coupling member 10 may be formed of a flexible and lightweight material in order to solve the discomfort of the wearer.

The portable cooling system 20 is coupled to the mounting space 15b enclosed inside the holding unit 15, and cools the air by introducing the air inside the hazmat suit, and then flows the cooled air back into the hazmat suit to supply the air. An external air outlet ( 120) coupled between the external circulation module 100 and the internal circulation module 200 and the external circulation module 100 for discharging to the outside through the air circulating the internal circulation module 200 and the external circulation The blocking module 300 for blocking the air circulating in the module 100 from each other, passing through the blocking module 300 and coupled, cooling the air inside the internal circulation module 200, and supplying it to the inside of the protective clothing 1 It may be to include a cooling module (500).

The external circulation module 100 may provide a first circulation space in which the first air circulation member 400 is located, in which external air is introduced and circulated, and is airtight from the outside and may be combined with the protective clothing 1 . For example, the external circulation module 100 protrudes to the outside of the protective suit 1 and is coupled, and is derived from the first air circulation member 400 and an external air inlet 110 through which external air is introduced; , an external air outlet 120 through which the introduced external air is discharged to the outside through the first circulation space, and the outer peripheral surfaces of the external air inlet 110 and the external air outlet 120 are the protective clothing (1) and may be hermetically coupled. That is, the portable cooling system 20 for protective clothing and the protective clothing 1 seal the area other than the outside air inlet 110 and the outside air outlet 120 to block external air that does not go through the portable cooling system 20 for protective clothing. can

Furthermore, the portable cooling system 20 for the protective suit may include a sealing member 600 in a coupling region between the external air inlet 110 and the external air outlet 120 and the protective suit 1 . That is, the sealing member 600 is formed with a ring-shaped concave groove 610 to be hermetically coupled with the coupling sealing ring 17 provided in the coupling hole of the protective clothing 1, and is coupled with the coupling sealing ring 17 of the protective clothing 1 By doing so, it is possible to further help airtightness with the outside air.

The internal circulation module 200 may provide a second circulation space in which the second air circulation member 900 is located, cools and circulates the air inside the protective clothing 1, and the blocking module 300 is the external circulation module (100) and the inner circulation module 200 may be coupled to airtightly. For example, between the external circulation module 100 and the blocking module 300 and between the blocking module 300 and the internal circulation module 200 for the stability of airtightness, a separate airtight member (not shown) is provided along the coupling area. can be combined.

In addition, the blocking module 300 has a first air circulation member 400 coupled to one side thereof, and a second air circulation member 900 coupled to the other side thereof, thereby providing a first air circulation member 400 in the first circulation space. is located, and the second air circulation member 900 may be located in the second circulation space. That is, as shown in FIG. 3 , when the first air circulation member 400 is operated, external air is introduced from the external air inlet 110 , and the introduced external air passes through the first circulation space and passes through the external air outlet ( 120) can be released to the outside.

In this case, the internal circulation module 200 is provided with a plurality of slits 210 on the outer peripheral surface of the region corresponding to the second air circulation member 900, and the air inside the protective clothing 1 is the second air circulation. It may be introduced from the member 900 and introduced into the slit 210 . That is, as shown in FIG. 3 , when the second air circulation member 900 is operated, air heated by the body temperature inside the protective clothing 1 from the slit 210 flows into the second circulation space, and the introduced air flows into the second circulation space. 2 It may be discharged into the protective suit 1 through the cooling air outlet 220 through the circulation space.

The cooling module 500 is spaced apart from the first air circulation member 400 and the second air circulation member 900 to pass through the blocking module 300 and is coupled, and cools the air inside the second circulation space, It can be supplied inside the protective clothing (1).

For example, the internal circulation module 200 has a cooling air discharge port ( 220) may be provided. That is, when air heated by body temperature inside the protective suit 1 flows from the slit 210 into the second circulation space, the introduced air may be cooled by the cooling module 500 , and the cooled air is cooled by cooling air. It may be discharged into the protective suit 1 through the discharge port 220 .

Furthermore, the cooling module 500 is coupled to a thermoelectric element unit 520 for cooling air through heat exchange, and one side of the thermoelectric element unit 520 to be located in the first circulation space and is relatively heated through heat exchange. It is to include a heat dissipating unit 510 for discharging the temperature, and a cooling fin unit 530 coupled to the other side of the thermoelectric element unit 520 and located in the second circulation space to provide a temperature cooled by heat exchange. can

When a current is applied to the thermoelectric element unit 520, thermoelectric cooling is performed through heat exchange. In the case of thermoelectric cooling, since a refrigerant and a compressor are not used, it is relatively free from noise and can be compact by reducing its size. In addition, since the thermoelectric cooling method enables temperature control through current control, power consumption can be efficiently achieved. For example, the cooling module 500 includes a heat exchange unit in the form of a metal foam having a wide specific surface area or a heat exchange unit through a metal wire, thereby increasing cooling efficiency and reducing weight.

When heat exchange is performed by the thermoelectric element unit 520 , the heat dissipating unit 510 coupled to one side of the thermoelectric element unit 520 is relatively heated during the heat exchange to the outside through the air moving in the first circulation space. can be emitted. That is, external air is introduced from the external air inlet 110 by the operation of the first air circulation member 400 , and the introduced external air passes through the first circulation space together with the heat of the heat dissipating unit 510 to the outside. Heat may be emitted to the outside through the air outlet 120 .

In addition, the cooling fin unit 530 coupled to the other side of the thermoelectric element unit 520 can cool the heated air inside the protective suit introduced into the second circulation space by the operation of the second air circulation member 900 through heat exchange. In addition, the cooled air may be discharged into the protective suit 20 through the cooling air outlet 220 . That is, the portable cooling system 20 for protective clothing provides a separate space for cooling (second circulation space) and heat dissipation (first circulation space) centered on the cooling module 500, and makes it airtight with the outside. (1) It can provide cooling circulation of internal air.

The first air circulation member 400, the second air circulation member 900 or the cooling module 500 may receive power using, for example, a portable rechargeable battery such as an auxiliary battery, and an external circulation module ( 100) inside or outside the battery may be mounted.

In addition, in the area of the blocking module where the cooling module 500 is mounted, the portable cooling system 20 for protective clothing has the airtight performance of the area where the cooling module 500 is mounted by interposing the blocking module airtight member 800 . By improving, it is possible to prevent mixing of each air moving in the first circulation space and the second circulation space with each other.

The cooling air outlet 220 of the internal circulation module 200 may be provided in one or a pair, and when provided in a pair, a cooling air supply tube (not shown) is coupled to each cooling air outlet. It is divided into upper and lower parts of the human body and can supply cooling air. For example, in this case, the protective clothing 1 has a fixing ring to which the cooling air supply tube can be fixed, so that discomfort can be reduced for the wearer's movement.

Furthermore, the portable cooling system 20 for protective clothing includes a coupling part 710 coupled to the cooling air outlet 220 and the coupling part 710 when a single cooling air outlet 220 is provided. ) may include a branching portion 720 branching from the cooling air branch member 700 having a pair (722, 724). Also, a cooling air supply tube (not shown) is coupled from the branch unit 720 to supply cooling air to the upper and lower portions of the human body.

The sealed structure of the protective clothing 1 to which the portable cooling system 20 according to the embodiment of the present invention is applied applies the portable cooling system 20 for the protective clothing that can improve wearability and activity of the wearer, and the portable cooling system By providing the coupling member 10 for coupling with the inside of the protective clothing 1, it is airtight with the outside air, and there is an advantage that the air inside the protective clothing can be cooled.

Although the above has been described with reference to the preferred embodiment of the present invention, those skilled in the art can variously modify and change the present invention within the scope without departing from the spirit and scope of the present invention as described in the claims below. You will understand that it can be done.

One; hazmat suit
10; coupling member
11; adhesive
13; reinforcement
15; mount
17; sealing part
20; portable cooling system
100; External circulation module
110; outside air inlet
120; outside air outlet
200; internal circulation module
300; blocking module
400; first air circulation member
500; cooling module
600; sealing member
610; concave groove
700; Cooling air branch member
800; Cooling airtight member
900; second air circulation member

Claims (7)

It is a sealed structure of a protective suit with a removable cooling system.
one or more coupling holes formed on the front or rear surface of the protective clothing and provided at positions corresponding to the external air inlet and the external air outlet of the portable cooling system; and
and a coupling member provided inside the front or rear surface of the protective suit in which the coupling hole is formed and for mounting the portable cooling system so as to be airtight with the outside.
The method of claim 1,
The coupling member is provided with a through hole at a position corresponding to the coupling hole and includes an adhesive portion that is adhered to the inside of the front or rear surface of the protective clothing, and is coupled to the inside of the protective clothing in the form of an elastic band and supports the adhesive portion A sealing structure of a protective clothing to which a portable cooling system is applied, comprising: a reinforcement part; a through-hole provided at a position corresponding to the coupling hole; and a mounting part to which the portable cooling system is coupled.
The method of claim 1,
The coupling member is a protective clothing sealing structure to which a portable cooling system is applied, characterized in that it is detachably provided on the inner surface of the disposable protective clothing.
The method of claim 1,
The portable cooling system,
An internal circulation module that flows in and cools the air inside the protective suit, and flows the cooled air back into the protective suit to circulate the air;
an external circulation module for introducing external air through the external air inlet but discharging heat generated during air cooling of the internal circulation module to the outside through the external air outlet together with the introduced external air;
a blocking module coupled between the internal circulation module and the external circulation module and blocking the air circulating in the internal circulation module and the air circulating in the external circulation module;
Protective suit sealing structure to which a portable cooling system is applied, characterized in that it includes a cooling module coupled to pass through the blocking module, cooling the air inside the internal circulation module, and supplying it to the inside of the protective suit.
5. The method of claim 4,
The portable cooling system,
A first air circulation member coupled to one side of the blocking module to face the internal circulation module, and a second air circulation member coupled to the other side of the blocking module to face the external circulation module Protective clothing sealed structure with portable cooling system applied.
6. The method of claim 5,
The internal circulation module is provided with a plurality of slits on an outer peripheral surface of an area corresponding to the second air circulation member, and the air inside the protective suit is introduced from the second air circulation member and introduced into the slits,
A protective suit sealing structure to which a portable cooling system is applied, characterized in that a cooling air outlet is provided on one side of an area corresponding to the cooling module so that the air cooled from the cooling module is discharged into the protective suit.
5. The method of claim 4,
The cooling module includes: a thermoelectric element unit for cooling air through heat exchange; a heat dissipating unit coupled to one side of the thermoelectric element unit to be located in an external circulation module and dissipating a relatively heated temperature through heat exchange; and the thermoelectric element A protective clothing sealing structure to which a portable cooling system is applied, characterized in that it is coupled to the other side of the unit and is located in the internal circulation module and includes a cooling fin unit that provides a temperature cooled by heat exchange.

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