KR20180002242U - valve device for Re-breathing Apparatus for Disaster - Google Patents

Abstract

Disclosed is a gas injection amount regulating device for an opening / closing device of a recurrent breathing apparatus for a disaster. According to an embodiment, there is provided a face protecting apparatus comprising: a face protecting unit worn on a face and a head; A mask port formed on the front surface of the face protection unit and corresponding to the mouth, having a suction port formed at one side thereof and a cleansing port coupling port formed at the other side thereof; A gas supply unit connected to the mask port, the gas supply unit comprising an oxygen storage vessel for supplying oxygen to the intake port and an air storage vessel for supplying general air containing nitrogen; And a gas injection amount regulating device which is formed in the mask port and regulates opening and closing of the gas supplied from the gas supplying part and an inflow amount of the gas.
According to this, it is possible to use as a respiratory mask to purify contaminated outside air and to use it as a gas mask in the event of a disaster such as a fire scene where a toxic gas is generated or a ship sinking where oxygen is completely shut off It is possible to receive air suited for respiration from the air storage container and the oxygen storage container provided in the air storage container itself, thereby remarkably improving the survival rate.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a device for regulating the amount of gas injected into a device for re-

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a re-breathing apparatus for a disaster, and more particularly, to a re-breathing apparatus that can be used for emergency evacuation by supplying fresh air in a disaster-affected environment.

Unless otherwise indicated herein, the contents set forth in this section are not prior art to the claims of this application and are not to be construed as prior art to be included in this section.

At home, at work, etc., oxygen is automatically supplied to patients who are temporarily stopped breathing in the state of oxygen deficiency due to illness or disaster, or to patients with respiratory insufficiency and dyspnoea. It needs to be secured.

Disasters cause people to be in danger by generating heat, flames, and toxic gases. It is known that 2 to 5 minutes after the fire occurs, toxic gases and smoke lead to suffocation.

Air respirators are provided to protect people from these hazards.

The air respirator is designed to protect the face and protect the human body from harmful gas inhalation such as dust, harmful gas, etc. .

In Korean Patent Laid-Open Publication No. 10-2006-0071061, an "emergency air breathing apparatus" is provided with a mask for shielding the nose and the mouth from the outside, an air storage unit connected to the mask, and an air supply unit The stored air is stored, and the stored air is used for breathing.

On the other hand, a general respirator mask is to purify the outside polluted air so that it can breathe. In the toxic gas generation site, it is useless unless it uses a special filter. Furthermore, it can not be used under water.

Korean Utility Model Registration No. 20-0316831 discloses a technique for allowing oxygen generated by water and chemical reaction to be continuously supplied to the interior of a hood to be used in a toxic gas environment.

Document 1: Korean Unexamined Patent Publication No. 10-2006-0071061 Document 2: Korean Registered Utility Model No. 20-0316831

The above-described conventional techniques can not be used in an environment where the air is totally blocked, such as a situation in which a person is stuck in the water in the case of a ship accident.

The disclosed contents allow spontaneous respiration by means of purification of outside air in the event of a disaster such as a flood environment in which toxic gas is generated or oxygen is completely shut off, (Purity of 90% or more) and general air (moisture-enriched air) so that oxygen can be supplied at a purity of 25% or more, thereby enabling spontaneous breathing. .

The object of the embodiment is to provide a face protecting part worn on the face and head; A mask port formed on the front surface of the face protection unit and corresponding to the mouth, having a suction port formed at one side thereof and a cleansing port coupling port formed at the other side thereof; And a gas supply unit coupled to the mask port and including an oxygen storage container for supplying oxygen to the intake port or an air storage container for supplying nitrogen-containing general air. The oxygen storage container or the oxygen storage container, A shaft having one side thereof formed with a knob to be held and turned and a rotary plate formed on the other side so as to open any one of the air discharge containers; And a protrusion protruding from an outer side of the rotating plate and inserted into a working groove formed in a first operating plate of the valve disc and setting a rotation angle of the first operating plate, Device. ≪ / RTI >

According to one embodiment, each of the oxygen storage container and the air storage container discharge portion includes a ball exposed to the outside and a spring for elastically supporting the ball, and the ball is inserted into a guide groove formed on the outer peripheral surface of the shaft And the guide groove is formed such that the depth gradually increases from one side to the other side.

According to an embodiment of the present invention, there is provided an oxygen storage tank or an air storage container, comprising: an operating shaft having a discharge plate which is opened by pushing out one of the oxygen storage vessel or the air storage vessel, wherein a knob is formed on one side to be pressed by hand; Wherein the adjusting groove is formed on an outer circumferential surface of the operating shaft so as to correspond to one of the oxygen storage container and the air storage container, Which is formed so as to be gradually deeper as it goes from one side to the other side of the ventilation device.

According to an embodiment of the present invention, any one of the oxygen storage container or the air storage container may include a ball exposed to the outside and a spring for elastically supporting the ball, .

According to the disclosed embodiments, it is possible to use as a respiratory mask that can purify polluted outside air and to use it as a respirator. In the event of a disaster such as a fire scene where a toxic gas is generated or a vessel sinks when oxygen is completely shut off, It is possible to supply air suited for respiration from the air storage container and the oxygen storage container provided in the self-contained state, thereby significantly improving the survival rate.

FIG. 1 is a front view showing an apparatus for opening and closing the reclosure apparatus for a disaster,
FIG. 2 is an exploded perspective view of the 'mask port' in the open / close device of the reclosure apparatus for disaster relief according to the embodiment,
FIG. 3 is an exploded perspective view of the 'mask port' in the open / close device of the reclosure apparatus for disaster relief according to the embodiment,
FIG. 4 is a front view showing the interior of the 'mask port' in the opening and closing device of the recirculating ventilation device according to the embodiment,
FIG. 5 is an enlarged perspective view of a portion of a 'mask port' in an apparatus for opening and closing a recirculating respiratory apparatus according to an embodiment,
6 is an enlarged perspective view showing a 'gas injection amount regulating device' according to an embodiment,
FIG. 7 is a view showing a stepwise opening operation of FIG. 6,
8 is an enlarged perspective view showing a 'gas injection amount regulating device' according to another embodiment,
FIG. 9 is a view showing the open operation of FIG. 8 in a stepwise manner,
FIG. 10 is a front view showing a configuration in which an air bag is installed in an opening and closing device of a reclosure apparatus for a disaster.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The embodiments described below are intended to be illustrative in nature to enable those skilled in the art to easily carry out the invention and that the technical idea and scope of the present invention will be limited It does not mean anything.

In addition, the size and shape of the components shown in the drawings may be exaggerated for clarity and convenience of explanation, and the terms defined in particular in consideration of the configuration and operation of the present invention may vary depending on the intention or custom of the user or the operator It should be noted that the definitions of these terms should be made on the basis of the contents throughout this specification.

As shown in FIGS. 1 to 4, an apparatus for opening and closing a recurrent breathing apparatus for a disaster includes: a face protecting part 100 worn on the face and head; A mask port 200 formed on the front surface of the face protection unit 100 and corresponding to the mouth, having a suction port 42 formed at one side thereof and a cleansing container coupling port 27 formed at the other side thereof; An oxygen storage vessel 300 coupled to the mask port 200 for supplying oxygen to the intake port 42 or an air storage vessel 400 for supplying nitrogen-containing general air.

And a gas injection amount regulating device which is formed in the mask port 200 and regulates opening and closing of the gas supplied from the gas supplying part and an inflow amount of the gas.

The mask port 200 is formed in such a manner that the front cover 2 and the rear main body 4 are coupled to each other with a space therebetween. The front cover 2 is provided with a purifier coupling hole 27, A suction port (42) is formed in the body.

A purifier (600) is detachably mounted in the purifier compartment (27) to purify the outside air to enable breathing.

The suction port 42 is in contact with the oral cavity so that the user can breathe or spit out, and a tubular shape protruding outward is preferable.

Each of the front cover 2 and the rear main body 4 is formed with a valve disc seat 22 communicating with the purifier bar coupling 27 and being hemispherical.

Therefore, when the front cover 2 and the rear body 4 are coupled, the respective valve disc seats 22 are coupled to each other to form a substantially spherical shape.

The valve disc 3 is brought into close contact with the inner circumferential surface of the valve disc seat 22 and rotates while riding on the inner circumferential surface thereof to close or open the purifier bar coupling hole 27.

The support disc 23 is vertically formed on both sides of the valve disc seat 22 so as to be opposed to the support disc 23 and a groove 230 to which the hinge shaft 30 is coupled is formed on the support disc 23.

Referring to FIG. 2, when the valve disc 3 is in close contact with the valve disc seat of the front cover 2, the cleansing container coupling member 27 is closed.

On the contrary, when the rear face body 4 is brought into close contact with the rear body 4, the cleansing container coupling opening 27 can be opened.

The valve disc 3 is formed with hinge shafts 30 on both sides thereof and the first actuating plate 31 and the second actuating plate 32 are formed at the ends of the respective hinge shafts 30, respectively.

Each of the first actuating plate 31 and the second actuating plate 32 has a disc shape.

As shown in Fig. 5, the first actuating plate 31 is cut at right angles to form a working groove 312, and the second actuating plate 32 is formed with two pins 322 symmetrical to each other.

The first actuating plate 31 and the second actuating plate 32 are connected to a gas injection amount regulating device for controlling opening and closing of the oxygen storage container 300 and the air storage container 400, respectively.

The gas control using the gas injection amount regulating device controls the injection amount of oxygen or the injection amount of air.

An elastic support member 25 is formed on each of the first actuating plate 31 and the second actuating plate 32 so as to temporarily stop the rotational operation of the valve disc 3 (see FIG. 5).

The elastic support member 25 is formed by a torsion spring having one end connected to each of the first actuating plate 31 and the second actuating plate 32 and the other end connected to the support 23 of the valve disc seat 22. [

The valve disc 3 is opened and closed by rotation of the first actuating plate 31 interlocked with the rotational operation of the oxygen injection amount regulator 6. For example, after the valve disc 3 is opened, And on the contrary, it is necessary to maintain the valve disc 3 in a temporary stop state even after the closing operation of the valve disc 3.

Therefore, when the valve disc 3 is rotated, the elastic supporting member 25 is contracted, and when the valve disc 3 is rotated over a predetermined angle, the elastic restoring force of the elastic supporting member 25 is actuated and expanded, So that it is possible to provide a clamping force for maintaining the clamped state.

And an air bladder 800 formed to communicate with a discharge hole formed at a lower side of the mask port 200 (see FIG. 10).

The air bag 800 is a mixture of oxygen and air mixed with exhaust air discharged by respiration. The air bag 800 has a content of 1.5 liters or more and is made of nylon, preferably a nonflammable coating .

Therefore, an excessive expansion preventing device (not shown) is provided on the side of the discharge hole 26 so that an oxygen amount of 25% or more in purity can be stored and held and the overexpansion can be prevented.

The over-expansion preventing device can be applied to an electronic valve that closes the exhaust hole 26 when the air bag 800 is inflated and the pressure of the internal air reaches a set pressure.

6 and 7, the gas injection amount regulating device 6 according to the embodiment is connected to the oxygen storage container 300 and controls the oxygen discharge amount, thereby pushing the discharge portion of the oxygen storage container 300 A shaft 62 formed with a knob 61 which is opened and held by a hand and a rotary plate 63 formed on the other side; A protrusion 64 which protrudes outside the rotating plate 63 and is inserted into the operating groove 312 formed in the first operating plate 31 of the valve disc 3 and which sets the rotational angle of the first operating plate 31 ).

3 and 6, the oxygen storage vessel 300 is formed with a discharge portion 320 at an inlet side thereof to discharge or block oxygen therein by opening and closing operations of the discharge portion 320.

The discharge part 320 is formed in a cap coupled to an inlet of the oxygen storage container 300 and includes a ball 322 exposed to the outside and a spring (not shown) for elastically supporting the ball 322 .

Therefore, when the knob 61 is turned, the shaft 62 rotates. When the outer circumference of the shaft 62 presses the ball 322, high-pressure oxygen can be discharged, and when the pressing force of the ball 322 is released, It is.

The degree of opening and closing of the ball 322 can be adjusted in accordance with the rotation angle of the shaft 62 in order to enable precision operation.

As shown in FIG. 6, a guide groove 66 is formed on the outer circumferential surface of the shaft 62 so as to be spirally formed to insert a ball 322 therein.

Preferably, the guide groove 66 is formed such that the depth gradually increases from one side to the other side, or the guide groove 66 is formed to have a narrower width and a wider width.

Therefore, the ball 322 is pressed while the ball 322 moves from the deep portion to the low portion of the guide groove 66, so that the opening degree is gradually increased.

Or as the ball 322 moves from a wide portion to a narrow portion of the guide groove 66, the ball 322 is pressed and the opening degree is gradually increased.

Therefore, when the knob 61 is turned, the shaft 62 is rotated, the ball 322 is rolled by the guide groove 66, and the ball 322 is pressed by the depth change of the guide groove 66, By opening the inlet of the vessel 300, high-pressure oxygen can be discharged.

7 (a), since the ball 322 is deeply inserted into the guide groove 66, the opening rate is within 10%, and the amount of oxygen discharged is also very small.

Referring to FIG. 7 (b), the ball 322 is inserted in the middle of the guide groove 66 and is opened by about 50% to discharge oxygen.

Referring to FIG. 7C, since the ball 322 is inserted into the guide groove 66 in a shallow manner, the opening rate is 90% or more, so that the greatest amount of oxygen discharge can be provided.

After the oxygen is exhausted and introduced into the mask port 200, the opening of the valve disc 3 allows the user to drink a part through the inlet port 42 and the rest to the air bag 800 ).

The filled oxygen is mixed with the air introduced from the air storage container 400 to be described later to have a similar ratio to the air in the atmosphere.

Atmospheric air consists of oxygen and nitrogen, carbon dioxide and argon. Among them, nitrogen is 78%, oxygen is 21%, and all other gases are known to be about 1%.

Referring to FIGS. 2, 3, 8 and 9, the gas injection amount regulating device 8 according to another embodiment of the present invention includes a gas injection amount adjusting device 8, A button 84 is formed to press the button 84, and an operation shaft 82 having the pressure plate 83 at the other side. And an elastic body 85 fitted to the outer periphery of the operation shaft 82 and exerting a force to push the operation shaft 82.

The operation shaft 82 includes an outer shaft 822 having a button 84 formed at one end thereof and having an adjusting groove formed on an outer circumferential surface thereof to correspond to the discharging portion of the air storage container 400, And an inner shaft 824 that slides on the inner shaft 824.

The inner shaft 824 is formed to have a small diameter to be coupled to the insertion hole of the outer shaft 822. A pressing plate 83 is formed at one end of the inner shaft 824 and an elastic body 85 is coupled to the outer circumferential surface.

The elastic member 85 is preferably a coil spring whose one end is supported at the end of the outer shaft.

The adjustment groove 86 is formed so as to be gradually deeper from one side to the other (see FIG. 9).

The discharging part 450 of the air storage container 400 is similar to the discharging part 320 of the oxygen storage container 300 described above.

A ball 452 formed on a cap coupled to an inlet of the air storage container 400 and exposed to the outside and a spring (not shown) for elastically supporting the ball 452.

So that the ball 452 is inserted into the adjustment groove 86 formed on the outer peripheral surface of the operation shaft 82.

The degree of opening of the inlet of the air storage container 400 can be adjusted by varying the depression of the ball 322 due to the depth change of the adjustment groove 86. [

The adjustment groove 86 is formed to be deeper at the portion near the elastic body 85 and gradually become shallower toward the button 84. [

As shown in FIG. 5, a plurality of fitting grooves 833 are formed in the pressure plate 83 so as to correspond to the two pins 322 formed on the second actuating plate 32.

The pin 322 is fitted into the fitting groove 833 so that the pressure plate 83 and the second actuating plate 32 can be integrally operated.

When the pin 322 of the second actuating plate 32 is engaged with the fitting groove 833 of the pressure plate 83, the outer shaft 822 moves in conjunction with the pressing operation of the button 84, The elastic body 85 is retracted and the ball 452 is moved from the deep portion of the adjustment groove 86 to the lower portion so as to be pressed down so that the inlet of the air storage container 400 is opened High pressure air can be released.

9 (a), since the ball 452 is deeply inserted into the control groove 86, the opening rate is less than 10% and the air discharge amount is very small.

Referring to FIG. 9 (b), the ball 452 is inserted in the middle of the adjusting groove 86 and is opened by about 50% to discharge air.

Referring to FIG. 9C, since the ball 452 is inserted into the adjusting groove 86 in a shallow manner, the opening rate is 90% or more, so that the greatest air discharge amount can be provided.

The discharged high pressure air remains in the mask port 200 and then flows into the valve disc seat 22 by opening of the valve disc 3 and then partially sucked through the suction port 42, The air bag 800 will be stored.

Meanwhile, the re-breathing apparatus according to the present embodiment can purify the outside air and breathe.

In the state where the purifier 600 is mounted, external air is sucked and purified, and air sucked and exhaled is discharged.

On the other hand, by using the gas injection amount regulating device, it is possible to breathe again in an environment such as extreme pollution environment and water.

The oxygen injection amount regulator 6 is controlled so that a proper amount of oxygen is introduced and the gas injection amount regulating device 8 is operated to mix oxygen and air similar to the air composition in the actual atmosphere, And the rest may be filled in the air bag 800 and stored and then used for re-breathing.

Therefore, it is possible to provide the time necessary for the emergency escape urgently in extreme disaster disaster situations where breathing is not possible, thereby remarkably improving the survival rate and preventing damage to the human respiratory tract.

As described above, the oxygen storage vessel 300 and the air storage vessel 400 may be formed to face upward or vice versa.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit and scope of the invention, and all such changes and modifications are intended to be included within the scope of the appended claims. It is self-evident.

100: face protection part 200: mask port
300: oxygen storage container 400: air storage container
2: Front cover 4: Rear body
22: valve disc seat 3: valve disc
31: first operating plate 32: second operating plate
25: elastic support member 800: air bag
6: oxygen injection regulator 62: shaft
64: projection 63:
66: Guide groove

Claims (5)

A face protection part worn on the face and head; A mask port formed on the front surface of the face protection unit and corresponding to the mouth, having a suction port formed at one side thereof and a cleansing port coupling port formed at the other side thereof; And a gas supply unit coupled to the mask port and including an oxygen storage container for supplying oxygen to the intake port or an air storage container for supplying nitrogen-containing general air,
A shaft having one side thereof formed with a knob to be held and turned and a rotary plate formed on the other side so as to open any one of the oxygen storage container and the air storage container;
A protrusion protruding outside the rotating plate and inserted in a working groove formed in the first working plate of the valve disc, and configured to set a rotation angle of the first working plate;
And a control unit for controlling the amount of gas injected in the reclosing device. The method according to claim 1,
Wherein each of the oxygen storage container and the air storage container discharge portion includes:
A ball externally exposed, and a spring elastically supporting the ball,
The ball is inserted into a guide groove formed in the outer peripheral surface of the shaft,
Wherein the guide groove is formed such that the depth gradually increases from one side to the other side. A face protection part worn on the face and head; A mask port formed on the front surface of the face protection unit and corresponding to the mouth, having a suction port formed at one side thereof and a cleansing port coupling port formed at the other side thereof; And a gas supply unit coupled to the mask port and including an oxygen storage container for supplying oxygen to the intake port or an air storage container for supplying nitrogen-containing general air,
An operating shaft having a knob formed on one side thereof by a hand to push the discharge portion of one of the oxygen storage container or the air storage container and having a pressure plate coupled to the second operation plate;
And an elastic body fitted to the outer periphery of the operation shaft and elastically supporting the operation shaft,
Wherein an outer circumferential surface of the operating shaft is formed with an elongated groove corresponding to one of the oxygen storage container and the air storage container and the elongated groove is formed to be gradually deeper from one side to the other side. Apparatus for regulating the amount of gas injected into the opening and closing apparatus of the respiratory apparatus. The method of claim 3,
Wherein one of the oxygen storage container and the air storage container has a discharge port,
A ball externally exposed, and a spring elastically supporting the ball,
Wherein the ball is inserted into a groove formed on an outer circumferential surface of the operating shaft. 5. The method of claim 4,
Wherein a plurality of fitting grooves are formed in the pressure plate, and a pin of the second actuating plate is engaged with the fitting groove to operate integrally.

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