KR102080261B1 - Gas mask for detecting noxious gas - Google Patents

Abstract

The present invention relates to a harmful gas detection gas mask that not only blocks harmful gas but also has a harmful gas detection function, and more particularly, attaches a gas sensor to the gas mask to detect a gas, and receives a signal from the sensor to visually and auditoryly. Disclosed is a technical field related to a harmful gas detection gas mask for recognizing a harmful gas occurrence situation through an alarm unit that tactilely and tactilely warns.
In addition, the harmful gas detection gas mask according to the present invention is detected by the gas detection sensor attached to the outside of the filter to detect the harmful gas in a visual, auditory, tactile way to warn of the occurrence of harmful gas easily wearing a gas mask A perceived effect occurred.

Description

Hazardous Gas Detection Gas Mask {GAS MASK FOR DETECTING NOXIOUS GAS}

The present invention relates to a harmful gas detection gas mask that not only blocks harmful gas but also has a harmful gas detection function, and more particularly, attaches a gas detection sensor that can detect a gas on the gas mask, and receives a signal from the sensor to visually and auditoryly. It relates to a harmful gas detection gas mask that detects harmful gas occurrence situation through an alarm unit that issues red and tactile warnings.

Gas masks are usually worn on the face to prevent harmful contaminants from contaminated areas, various emergencies, industrial areas where air can be contaminated, and nuclear power plants that can be exposed to radioactive materials. As an example, the development of a gas mask that can be easily worn and easily detects the contamination of the air is in progress, and as an example of the prior art of a gas detection gas mask, the Republic of Korea Utility Model Registration No. 20-0184395 (March 2000.03. (Patent No. 20-0184395) discloses a mask body in which an inlet port and an exhaust port are formed at the upper and lower portions thereof, and a face contact portion of a soft rubber material attached to the inner circumferential surface of the mask body; In the mask consisting of a purifying canister storage case formed on the outer surface of the mask body, the inlet and exhaust ports are inside the mask. It is formed in the upper and lower parts of the protrusion protruding in a square shape from the front to form a recess on the side, and the purifying canister storage case is integrally molded on the protrusion, the discharge port formed on the upper part of the purge canister is formed on the protrusion of the mask body. It is molded to correspond to the position of the inlet formed, and the lower side of the septic tank storage case is inclined toward the lower end so as to form a predetermined space from the exhaust port. It is formed, the upper end portion is formed with a locking portion for supporting the upper portion of the purification vessel so as not to be separated from the stored purification vessel, and the lower center portion has a structure in which a fastening piece that can be fastened like a battery-loading when storing the purification vessel, Of the purifying container housed in the purifying container storage case The surface of the mask body is covered with a detachable vinyl protective film, and a ring portion is formed on the left and right sides of the mask body, and one end portion is connected to each of the ring portions, and the other end has an elastic rubber band formed with Velcro tape. Doing.

Since the registered utility model No. 20-0184395 has the size of a mask body as the size of a disposable camera, and the fastener for wearing the mask is made of elastic rubber material, the gas mask is stored in a zip-bag. It is easy to carry by this, and when traveling in a group, it is easy to carry each person portable, but it is not possible to determine whether or not harmful gas has occurred a problem that can not be quickly dealt with.

In addition, as another example of the prior art of the harmful gas detection gas mask, Republic of Korea Utility Model No. 20-0280765 (2002.06.24. Dust and gas masks) is disclosed, the registered Utility Model No. 20-0280765 In the mask body having a plurality of suction holes formed in the side, the fixing band of the elastic material on both sides and a plurality of velcro tapes on the rear edge and a filter which can be attached and detached therefrom. Forming a coupling hole in the front middle portion to combine the front cap, it is configured by combining the filter and the back cap formed with a coupling hole in the middle of the front cap, the front cap forms a discharge hole on one side, the other side is opened To form a plurality of coupling grooves on the inner circumferential surface, and form a flange portion in the middle of the outer circumferential surface to be inserted into the coupling hole to fix the one surface and the mask body by the adhesive layer. The rear cap has a plurality of engaging projections formed on the outer circumferential surface of one open side, and a flange portion is formed on the outer circumferential surface of the outlet hole and the outer circumferential surface to which the opening and closing plate of the soft rubber material fixed by the fixture inside the other end is penetrated through the coupling hole of the filter. It is characterized in that it is configured to be pressed and fixed by the flange portion of the end of the front cap and the rear cap, and fixed by the engaging groove and the engaging projection.

The registered utility model No. 20-0280765 is a simple operation to replace the filter according to the life and hygiene state of the user always maintains the hygiene state of the user, and the separate suction and discharge holes to facilitate the breathing of suction and discharge It can reduce the discomfort of the user, the mask body and the discharge device can be used semi-permanently, and can replace the filter only to prevent economic loss, thereby maximizing the efficiency of the mask and preventing human diseases caused by dust. On the other hand, it was not possible to determine whether or not harmful gas was generated.

Republic of Korea Utility Model Registration No. 20-0184395 (March 22, 2000) Republic of Korea Utility Model Registration No. 20-0280765 (2002.06.24.) Republic of Korea Open Utility Model No. 20-2012-0000054 (2012.01.02.) Republic of Korea Patent Publication No. 10-2009-0028899 (2009.03.20.)

The present invention has been made to improve the problems according to the prior art of the harmful gas detection gas mask, the conventional harmful gas detection gas mask to detect whether the harmful gas occurs because the inhalation of the air purged by the filter when the harmful gas occurs. A number of problems have arisen and I would like to suggest a solution.

The present invention includes a suction inlet and a discharge outlet for discharging the inhaled air, the filter is fitted to achieve the desired object as described above, and a gas detection sensor for detecting a mask and harmful gas in close contact with the face and covering the nose and mouth; It provides an harmful gas detection gas mask comprising a control unit for controlling the alarm unit in response to a signal from the gas detection sensor and an alarm unit that operates when harmful gas is detected.

Toxic gas detection gas mask according to the present invention is detected by the gas detection sensor attached to the outside of the filter to detect the harmful gas in a visual, auditory, tactile way to recognize whether the harmful gas is easily generated while wearing the gas mask. There was a possible effect.

1 is a perspective view showing a harmful gas detection gas mask according to a preferred embodiment of the present invention.
Figure 2 is an exploded perspective view showing a gas detection gas mask according to a preferred embodiment of the present invention.
Figure 3 is a perspective view showing a harmful gas detection gas mask consisting of a double-layer mask in accordance with a preferred embodiment of the present invention.
Figure 4 is an exploded perspective view of the alarm unit according to a preferred embodiment of the present invention.

The present invention relates to a harmful gas detection gas mask that not only blocks harmful gas but also has a harmful gas detection function, and more particularly, attaches a gas detection sensor 200 capable of detecting gas to the gas mask, and through a signal of a sensor. It is a technology related to a harmful gas detection gas mask for recognizing the situation of harmful gas through the alarm unit 300 that issues a visual, audio, tactile warning.

The configuration for achieving the present invention as described above includes a filter in which the filter 110 is fitted inlet 120 and the outlet 130 for discharging the inhaled air, the mask 100 is in close contact with the face to cover the nose and mouth And a gas detection sensor 200 for detecting noxious gas; and an alarm unit 300 that operates when noxious gas is detected; And a controller 400 for controlling the alarm unit 300 in response to the signal of the gas detection sensor 200.

Hereinafter, the present invention will be described in detail with reference to FIGS. 1 to 4 illustrating embodiments of the present invention.

Mask 100, which is a major component to achieve the present invention

The filter 110 includes an inlet 120 through which the filter 110 is fitted and an outlet 130 for discharging the inhaled air. The filter 110 covers the nose and the mouth by being in close contact with the face to protect the wearer from contaminated external air. The purified air is supplied to the user through 110.

In addition, the mask 100 is preferably in the form of a respirator, namely to protect only the nose and mouth to reduce the wearer's discomfort to easily secure the wearer's field of view, even if the shape of the front surface according to the characteristics of the work place. It's okay.

In addition, the inlet 120 is opened only by the air introduced from the outside and includes a thin flexible suction valve (not shown) that prevents the air from being discharged inside, and wears the filter 110 vulnerable to moisture. It protects from the moisture contained in the air to prevent damage to the filter 110, and extends the life of the filter 110.

In addition, the outlet 130 includes a thin soft discharge valve (not shown) that is opened only by the wearer's breathing and blocks outside air, and is formed between the mask 100 and the face of the wearer due to the air emitted by the wearer. As the pressure increases, the mask 100 prevents the phenomenon of falling from the wearer's face to block the inflow of externally contaminated air, and when the wearer wears the glasses, the wearer's glasses are frosted by breathing. Has the effect of preventing.

In addition, as shown in FIG. 3, the mask 100 has a pocket 140 along an upper edge thereof, and a protective hood (not shown) capable of protecting the entire head inside the pocket 140. Including, the protective hood has a feature that can be easily stored and easily worn.

Specifically, the pocket 140 is made of a soft cloth or soft rubber, is locked with one or more snap button 141, characterized in that formed along the edge of the mask 100, snap button The protective hood stored in the interior is prevented from falling out to prevent the work when disturbed, and when the harmful gas is detected so that the wearer can easily wear the protective hood by releasing the snap button 141. do.

In addition, the protective hood is to protect the head from harmful gases that give strong irritation not only through the respiratory system but also through the mucous membranes of the skin or eyes, one end is adhered to the mask 100 by heat compression or adhesive, Tightening straps (not shown) are included on the side to cover the entire head, and then tighten the straps to block outside polluted air from entering.

In addition, when the mask 100 is formed in the shape of the other hand, the protective hood is made of a transparent material or only a portion corresponding to the wearer's eyes should be made of transparent material to ensure visibility even after wearing the protective hood. When the mask 100 is formed in the form of a front surface, the protective hood may be made of an opaque material because the field of view is secured.

In addition, the mask 100 is configured as a double, to prevent the wires connecting the control unit 400 and the gas detection sensor 200 to be described later in detail to the outside.

Specifically, the control unit 400 and the gas detection sensor 200 is connected to a wire to receive power from a battery (not shown) and to exchange electrical signals with each other. According to this, there is a risk of fire or explosion even in a small electrical spark, so it is safe to have no exposed parts by molding the wires. For this purpose, the wires are placed between the double masks 100 and the double masks 100 Sealing the rim has the effect of isolating the wires from the outside.

Gas detection sensor 200 is a major component to achieve the present invention

As detecting the harmful gas, and detects the contamination of the outside air of the filter 110 to send a signal to the control unit 400, the gas detection sensor 200 to detect one or more harmful gas as needed. ) Has a feature that can be provided in plurality.

Specifically, when the gas detection sensor 200 inhales harmful gas while wearing a gas mask, the gas sensor 200 only sucks the purified air through the filter 110, so that the wearer does not recognize the harmful gas and does not take initial measures. In order to prevent the case is to be located outside the filter 110 to determine the presence of harmful gases in the air outside the filter 110, that is, the polluted outside air.

In addition, since there are various types of sensors for detecting gas, it is necessary to easily attach and detach the necessary type of sensor according to the environment, and at least one sensor should be attached at one time.

In addition, the gas sensor 200 may be located inside the filter 110 as well as the outside of the filter 110, that is, between the mask 100 and the face of the wearer, and damage to the filter 110. And it is possible to check the problem, such as when the failure to function at the end of life or the external air flow due to damage to the mask 100 through a pre-test to prevent accidents in advance.

Alarm unit 300 is a main component for achieving the present invention

When noxious gas is detected, it operates. When noxious gas is detected by the gas detection sensor 200, the controller 400 operates by informing the wearer and other people of whether or not the noxious gas is leaked. It has the characteristic to

In addition, the alarm unit 300 is to be fitted to the outlet 130, the fitting member 340 and the fitting member 340 is inserted into the outlet 130 and the space is formed so that the discharged air passes through ) And a hole is formed so that the light of the LED device 310 to be described later in detail in the center to the outside.

In addition, the fitting member 340 is equipped with an LED device 310, a speaker 320, a vibrator 330, which will be described in detail later, the LED device is mounted therein by covering the cover 350 thereon (310) serves to protect the back.

In addition, the alarm unit 300 is configured to include an LED device 310 that is turned on by the signal of the control unit 400, a speaker 320 for generating a warning sound and a vibrator 330 for generating a vibration, The results of the detection of harmful gases are informed in a visual, auditory and tactile manner.

Specifically, the LED device 310 is lit by the signal sent from the control unit 400 receives the signal of the gas sensor 200 when noxious gas is detected, the LED device 310 is a surrounding environment Even in this dark, noisy environment, it is easy to check and detect the presence of harmful gas.

In addition, the LED device 310 can easily check the position of the wearer even in a dark environment, even in the event of an accident occurs, it is possible to easily check the position, it is possible to quickly rescue, and to check the position between It is possible to evacuate safely even when evacuating.

In addition, the LED device 310 is characterized in that the different colors according to the type of gas, there is a variety of hazards, such as when there is a risk of explosion or the risk of fire or poisoning depending on the type of harmful gas. This allows you to figure out which gas is leaking so that you can take appropriate action.

In addition, the speaker 320 emits an alarm sound when a harmful gas is detected, so that the harmful gas detection result can be recognized more quickly than the LED device 310, and in the case of the LED device 310, a mirror or the like. If not used, the wearer can easily check the harmful gas detection result by supplementing the disadvantage that is difficult for the wearer to directly check.

In addition, when the harmful gas is detected, it is easy to propagate the fact that harmful gas is generated around the harmful gas, and various types of sound patterns are available for each harmful gas to easily identify the type of harmful gas. Has

In addition, the vibrator 330 is a small motor including an asymmetrical rotating shaft. When noxious gas is detected, the vibrating shaft of the motor is rotated by receiving an operation signal from the controller 400. At this time, the rotating shaft is asymmetrically formed. There is a characteristic that the vibration is generated while being rotated.

In addition, when the visual and auditory warnings are not recognized according to the wearer's working environment, for example, when the noise is performed under bright light, warning propagation by the LED device 310 and the speaker 320 is not easy. There is a risk of causing a large accident due to the failure to cope at the initial stage, while the vibrator 330 directly transmits the vibration to the mask 100 that is in close contact with the user's face so that the wearer can immediately feel the vibration to generate harmful gases. Be aware of the situation and respond.

In addition, the vibrator 330 has a different vibration pattern according to the type of harmful gas, vibrates in various patterns by the control signal of the control unit 400 to recognize what kind of harmful gas has occurred by the wearer appropriately It has a feature that allows coping.

The control unit 400 is a main component for achieving the present invention

In response to the signal of the gas sensor 200 to control the alarm unit 300, receiving the detection signal by the gas sensor 200, the LED device 310 of the alarm unit 300, the speaker ( 320, a control signal for operating the vibrator 330 is generated.

In addition, the controller 400 is configured to include a transmission unit (not shown) for transmitting a signal when the harmful gas is detected, when the harmful gas is detected by the gas sensor 200 to the signal to the control unit 400 Is transmitted, and the control unit 400 sends an operation signal to the LED device 310, the speaker 320, and the vibrator 330 of the alarm unit 300 to operate each and at the same time to the receiver by the transmitter. Signals are sent to notify you of hazardous gas leaks.

Specifically, when a plurality of workers are working in a wide working environment, the transmitter can immediately identify which hazardous gas is leaked at which point in a control room in which a receiver is installed, so that the user can quickly respond appropriately and quickly to all workers. To spread.

The above has been described with reference to a preferred embodiment of the present invention, but is not limited to the above embodiments, the person having ordinary skill in the art to which the present invention pertains through the above embodiments without departing from the gist of the present invention Can be carried out in a variety of changes.

100: mask 110: filter
120: inlet 130: outlet
140: pocket 141: snap button
200: gas detection sensor 300: alarm unit
310: LED device 320: speaker
330: vibrator 340: fitting member
350: cover 400: control unit

Claims (2)

A mask 100 including a suction port 120 into which the filter 110 is fitted and a discharge port 130 for discharging the sucked air, which is in close contact with the face to cover the nose and mouth; and
Gas detection sensor 200 for detecting harmful gases; And
An alarm unit 300 that operates when noxious gas is detected; And
A control unit 400 receiving the signal of the gas detection sensor 200 to control the alarm unit 300; and
The mask 100 is
Pocket 140 is present along the upper edge, and includes a protective hood (not shown) that can protect the entire head inside the pocket 140,
The alarm unit 300 is
LED device 310 is turned on by the signal of the control unit 400; And
A speaker 320 generating a warning sound; And
It includes; vibrator 330 for generating a vibration
The controller 400 is
If harmful gas is detected, including a transmitter (not shown) for transmitting a signal,
The vibrator 330 is
It is composed of a small motor including an asymmetrical rotating shaft, when noxious gas is detected is configured to receive the operation signal from the control unit 400 to generate a vibration as the rotating shaft of the motor rotates,
The vibrator 330 is
Toxic gas detection gas mask characterized in that it has a different vibration pattern according to the type of harmful gas, and configured to vibrate in various patterns by the control signal of the controller 400. delete

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