KR101264970B1 - Portable protective outfit for supplying filtered air - Google Patents

Abstract

The present invention relates to a portable purifying air supply protective clothing, an inlet for assisting the inflow of air in the lower part and an outlet for assisting the outflow of air in the upper part and a vest (501) having a built-in multilayer filter therein; A blower 503 mounted to an inlet of the vest; A power source 504 for supplying power to the blower 503; A mask 506 or open mask 516 having an opening for supplying air and covering the whole or part of the worker's face; And a tube 505 extending in fluid communication between the outlet of the vest 501 and the opening of the mask 506.

Description

Portable protective outfit for supplying filtered air}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a high performance and / or high efficiency purifying air supply protective garment which is a portable personal equipment, and particularly to equipment that can continuously supply purified and / or filtered air to a user even in a polluted environment. It is about.

Small-scale air purification equipment can further filter and / or purify contaminated air through members such as filters, while further suggesting portability.

As an example of such a prior art, the reality is that a protective clothing covering the entire body of the operator or a protective mask covering only the entire face or a part thereof is mainly used.

As is well known to those skilled in the art, full body protective clothing may be provided with a separate external air source, such as an air compressor or air storage tank, to cover the operator's face with a mask to protect the operator from contaminated air. have. In case of wearing a mask, such a whole body protective clothing should have a pipe connection between an operator and an air supply device, which is dependent on the length of the pipe, which can provide considerable inconvenience to the working line. On the contrary, in the case of carrying a separate air storage tank on the shoulder, the weight of the air storage tank is still added to the worker, which inevitably reduces work efficiency.

In addition, the conventional method of breathing the purified air through the filter by wearing a mask on the entire face or part of the worker's face, air can be generated through the filter and the air resistance is heavy and heavy during breathing. In addition, the front field of view narrows, and at the same time, there is a problem that the wearability and communication ability are significantly reduced.

Through the above-mentioned prior art, the air purifier of the prior art, which reduces the size of the facility and improves mobility / portability, has limitations in the movement of workers and has to deal with various problems when worn. The reality is that the wear is avoided under the circumstances.

The present invention aims to produce a purge air supply protective garment that solves the above-mentioned problems.

In particular, the portable purifying air supply protective clothing according to the present invention is designed to continuously and actively supply the air so that the worker can breathe comfortably, and can be simply worn over the upper body of the worker to supply air purification Disturbance caused by equipment can be minimized, and open masks are used when necessary to facilitate communication and improve fit.

Thus, the present invention is built in a multi-layered filter inside the clothing of the vest form to be worn on the upper body of the worker, so as not to install a separate accessory to the outside of the vest as much as possible, by mounting a blower at the bottom of the vest outside air To induce air flow into the garment, and to purify the outside polluted air while passing through a multi-layered filter formed along the flow path inherent in the garment to supply purified air to the operator's mask or mask and goggles. do.

According to the description of the present invention, the present invention purifies the air from the inside of the vest by introducing external air into the vest-type protective clothing, the purified air is quickly supplied to the mask, or mask and goggles through a tube extending from the vest To provide a continuous supply of fresh air to the operator.

1 is a perspective view of a portable purified air supply protective clothing according to the present invention.
2 is a cross-sectional view of the filter embedded inside the vest.
3 is a view showing another embodiment of the portable purifying air supply protective clothing according to the present invention.

Now, the portable purifying air supply protective clothing according to the present invention will be described in more detail with reference to the accompanying drawings.

1 is a perspective view of a portable purified air supply protective clothing according to the present invention.

As shown, the present invention relates to a portable purifying air supply protective clothing in the form of a vest, has been created so that the worker can wear like a vest.

The present invention consists of a vest 501 having a multi-layered filter (shown in FIG. 2), a blower 503, a power source 504, a tube 505, and a mask 506. Optionally, the mask 506 shown in FIG. 1 is shown as a member that can cover not only the mouth, nose, but also the eyes, but alternatively, the mask further includes goggles to provide purifying air to the eyes separately. You may.

Blower 503 is mounted on the inlet provided in the lower part of the vest to force the outside air into the inside, so supplied air can be supplied to the mask 506 of the operator is filtered by the filter inside the vest . In particular, the upper portion of the vest 501 of the present invention and the mask 506 are in fluid communication with the tube 505 to continuously supply the air filtered in the vest 501 to the mask 506.

In order to be selectable, the blower 503 is driven to be supplied with electricity through a separate power source 504 to the vest 501, and is chargeable so that it does not affect the working line during operation. For reference, although the blower is located in the front of the vest in the drawings, it is not limited to the matter shown in the accompanying drawings, if necessary, may also be located in various parts of the vest, for example, the back of the vest.

The blower 503 may additionally control the outside air blowing pressure and the blowing amount so that the operator can adjust the amount of air required.

The mask 506 is provided with an exhaust port (not shown) for discharging the air purged through the tube 505 to the outside of the mask 506 by the worker breathing, which is provided with a filter to Prevent ingress.

Tube 505 extends in length between the mask 506 and the top of the vest 501 as described above, with each end of the tube 505 at the opening of the mask 506 and the outlet of the vest 501. It is easily detachable and has a separate plug at the outlet of the vest 501 and the connection of each mask 506 connected to the end of the tube, it is possible to limit the inflow and outflow of the pollutant.

The junction 611 formed inside the vest 501 (not visible to the outside by the outer and the lining, but denoted by a dashed line for clarity) is uniformly formed throughout the vest, and a detailed description thereof will be described with reference to FIG. 2. will be. Junction 611 is formed evenly throughout the vest, as shown, the junction is to distribute the air supplied to the blower evenly throughout the vest to extend the contact time between the filter and the air provided inside the vest (arrows) Denoted by "

2 is a cross-sectional view of the vest which can confirm the filter structure built into the vest.

The outside air forcedly blown by the blower 503 (see FIG. 1) is directed through a tube extending from the outlet located above the vest while being purified through a multilayer filter as shown.

As shown, a multi-layered filter is provided between the outer 610 and the inner 601 of the vest.

More specifically, the filter structure inside the vest includes a lining 601, an airtight layer 602, a fine particle removal filter 603, an activated carbon filter 604, a fine particle removal filter 605, and a fine particle removal filter 606. ), An activated carbon filter 607, a fine particle removal filter 608, an airtight layer 609, and an outer fabric 610.

In other words, the lining 601 and the outer 610 inside the airtight layers 602 and 609 are coated to limit the flow of air through the lining and the outer, except for the air supplied through the blower 503 to maximize the purification efficiency Can solve the problem that the purified air is discharged.

The hermetic layers 602 and 609 can be used as a flow path of purified air by allowing a small space to be formed without being in close contact with the fine particle removal filter 603 and the fine particle removal filter 608 adjacent to the inside thereof.

The fine particle removal filter 603, 605, 606, 608 is a filter for filtering fine particles and / or aerosols, and the activated carbon filter 604, 607 is preferably composed of an iodine gas or a TEDA-impregnated activated carbon fiber filter. It may be configured as.

In addition, the filter according to the present invention forms a junction 611, which is an activated carbon filter 604, a fine particle removal filter 605, a fine particle removal filter 606, and an activated carbon filter 607. ) And evenly distribute the outside air introduced through the blower evenly inside the vest. As shown in FIG. 1, the junction part 611 has a plurality of junction parts 611 having a predetermined length in a horizontal direction across the vest, and are arranged to be staggered in the vertical direction, so that the air flow path is not blocked. Be sure to The complex air passage thus formed can provide sufficient contact time between the air and the filter to maximize the purification efficiency.

Optionally, the fine particle removal filter 603 and the fine particle removal filter 608 may again filter the fine particles and / or aerosols that are not merged with the junction 611 and thus not purified by the two filters. .

Figure 3 shows another embodiment of a portable air purifying supply protective clothing according to the present invention, in particular an open mask that can improve the wearing comfort of the operator in place of the mask 506 shown in the portable air purifying supply protective clothing of FIG. The structure is similar except that 516 is separately provided. Thus, to facilitate a clear understanding of the present invention, the description of similar or identical components will be omitted herein.

Referring to FIG. 3, the open mask 516 forms an opening 517 that opens one side portion unlike the mask 506 of FIG. 1, which completely encloses the surroundings in the mouth and nose of the operator. As shown in the mask 516, the purified air is continuously supplied through a tube extending from the vest to supply the purified air to the worker. Communication can be smooth. Unlike the conventional mask 506, the open mask 516 having such a structure is an open mask without an exhalation vent, so that the blowing flow rate and the blowing pressure are increased in order to prevent dust from being sucked in from the outside through the opening. It is blown to be larger than flow rate and pressure.

Optionally, the opening 157 of the open mask 516 is controlled to open as necessary.

Portable purifying air supply protective clothing according to the present invention is not limited to the accompanying drawings and the embodiments described with reference to it, it is noted that it can be modified and changed within the scope and scope of the claims below.

501 ----- vest,
503 ----- blower,
504 ----- power,
505 ----- tube,
506,516 ----- mask,
601 ----- lining of the vest,
602, 609 ----- hermetic layer,
603,605,606,608 ----- fine particle filter,
604,607 ----- activated carbon filter,
610 ----- Outer of the vest,
611 ----- junction.

Claims (7)

In purifying air supply protective clothing,
A vest 501 in which a lower portion of the inlet helps the inflow of air and an outlet of the upper portion of the air to help the air flow out and a multi-layered filter therein;
One or more blowers 503 mounted to the inlet of the vest;
A power source 504 for supplying power to the blower 503;
A mask 506 having an opening for supplying air and covering an operator's face; And
One or more tubes 505 extending in fluid communication between the outlet of the vest 501 and the opening of the mask 506,
The vest 501 is a portable purge air supply protective clothing, characterized in that composed of a plurality of filters with an airtight layer between the lining (601) and the outer (610).
The protective clothing of claim 1, comprising an open mask (516) having an opening (517) for opening one side of the mask.
delete The vest 501 has a lining 601, an airtight layer 602, a fine particle removal filter 603, an activated carbon filter 604, a fine particle removal filter 605, a fine particle removal filter. 606, activated carbon filter 607, fine particle removal filter 608, hermetic layer 609, and outer shell 610 are laminated in the order of portable purifying air supply protective clothing.
5. The horizontal joint of claim 4, wherein the vest 501 partially merges the activated carbon filter 604, the fine particle removal filter 605, the fine particle removal filter 606, and the activated carbon filter 607. A plurality of (611) is formed, the plurality of joints 611 are arranged to stagger in the vertical direction to form a portable purge air supply protective clothing, characterized in that to form a zigzag air flow path inside the vest.
The portable air purifying protective clothing according to claim 1, wherein the mask (506) further includes an exhalation exhaust port provided with a filter to block inflow of outside air.
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