CN204846330U - Prevent drowned equipment of fleing - Google Patents

Abstract

The utility model provides a prevent drowned equipment of fleing is connected with the tee bend between gas cylinder and the gasbag, be provided with the gas cylinder valve in the tee bend, the middle part of respirator is provided with the person in charge, and the person in charge's a termination goes out the interlock switch, and the person in charge's the other end is provided with the breathing pipe respectively, exhales and manages, be provided with induction chamber and expiration room in the gasbag, be provided with the check valve on the pipeline that induction chamber and breathing pipe are connected, the control valve of breathing in, be provided with the control valve of giving vent to anger on the pipeline of expiration room and expiration union coupling, expiration room bulky in the volume of induction chamber, the aperture intercommunication is passed through to induction chamber and expiration room, the expiration room with exhale tracheal junction to be provided with the filter layer, be provided with the sodium peroxide in the filter layer. The utility model discloses it is rational in infrastructure, convenient to carry, emergent convenient to use has prolonged personnel life time under water, has reduced drowned personnel's the death rate, has played the effect of saving one's life critical the in, has improved personnel's existence probability, popularizes and applies to have good economy and social.

Description

A kind of anti-drowned escape equipment

Technical field

The utility model is in particular to the anti-drowned escape equipment of one.

Background technology

Summer is scorching, and swimming, playing with water is one of favorite physical training project of numerous teenagers, but, not ready, lack security precautions, flurried when running into accident, can not calmness save oneself, very easily there is drowned casualty accident.Nationwide causes dead people not within minority because of drowned every year.That wherein have or natatory, as the saying goes: drowned is all natatory.

Although common life-buoy on ship is useful, carry tangible inconvenience; Common submersible type respirator is mostly with face shield, and be use by high-pressure gas bottle single tube air-breathing, the gas of exhalation does not reclaim, and is directly discharged by both sides expiratory port, needs the time to equip during use, has little time Emergency use when drowned.

Summary of the invention

The purpose of this utility model will solve the problems of the technologies described above.

The purpose of this utility model is achieved in that a kind of anti-drowned escape equipment, comprises gas cylinder, air bag, respirator, it is characterized in that: be connected with threeway between described gas cylinder and air bag, threeway is provided with gas cylinder valve; The middle part of respirator is provided with supervisor, and one end of supervisor picks out occlusion switch, and the other end of supervisor is respectively arranged with aspirate tube, exhaust tube; Be provided with induction chamber and expiration room in air bag, the pipeline that induction chamber is connected with aspirate tube is provided with check valve, suction control valve, the pipeline that expiration room is connected with exhaust tube is provided with leaving air control valve.

The volume of described expiration room is greater than the volume of induction chamber, and induction chamber is communicated with by aperture with expiration room.

Described expiration room and the junction of exhaust tube are provided with filter layer, are provided with sodium peroxide in filter layer.

Active carbon is placed with in described filter layer.

The utility model is rational in infrastructure, easy to carry, can wear at one's side before water under personnel, do not affect the action of personnel, Emergency use is convenient, the underwater life span of the personnel that extend, reduce the mortality of drowned personnel, when critical, serve the effect of saving one's life, improve the chances of survival of personnel, apply and there is good economic and social benefit.

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model.

In figure: 1. gas cylinder; 2. gas cylinder valve; 3. air bag; 4. respirator; 301. induction chamber; 302. filter layer; 303. expiration rooms; 401. aspirate tube; 402. exhaust tube.

Detailed description of the invention

Below in conjunction with accompanying drawing, the utility model is described in further detail, but not as to restriction of the present utility model:

Embodiment one, a kind of anti-drowned escape equipment, comprise gas cylinder 1, air bag 3, respirator 4, be connected with threeway, threeway be provided with gas cylinder valve 2 between described gas cylinder 1 and air bag 3; The middle part of respirator 4 is provided with supervisor, and one end of supervisor picks out occlusion switch, and the other end of supervisor is respectively arranged with aspirate tube 401, exhaust tube 402; Be provided with induction chamber 301 and expiration room 303 in air bag 3, the pipeline that induction chamber 301 is connected with aspirate tube 401 is provided with check valve, suction control valve, the pipeline that expiration room 303 is connected with exhaust tube 402 is provided with leaving air control valve; The volume of described expiration room 303 is greater than the volume of induction chamber 301, and induction chamber 301 is communicated with by aperture with expiration room 303.

Embodiment two, expiration room 303 are provided with filter layer 302 with the junction of exhaust tube 402, sodium peroxide is provided with in filter layer 302, containing moisture content in the gas of breathing out in exhaust tube 402, enter moisture content and the carbon dioxide combined action of expiration room 303, sodium peroxide is produced oxygen.

Embodiment three, expiration room 303 are provided with filter layer 302 with the junction of exhaust tube 402, are placed with active carbon in filter layer 302, containing moisture content in the gas of breathing out in exhaust tube 402, enter moisture content Adsorption after activated carbon filtration of expiration room 303.

During concrete enforcement, 1), the wall thickness 0.2cm of gas cylinder 1, long 10 ~ 15cm, external diameter 2cm, taken into account overall weight with portable, can need adjustment volume size according to packaging; Liquefied air density is about 900kg/m ³, oneas density of air be 1.237kg/m ³differ about 727 times, namely 727 cubic metres of air post liquefaction volumes are 1 cubic meters, the pressurized air of 20 ~ 30ml can flick the air bag of 14 ~ 21L instantaneously, 14 ~ 21kg buoyancy can be provided, be enough to the head that is grown up to emerge (the head weight about 4.5 ~ 5.5kg of an adult), the critical drowned accident of major part obtains air bag buoyancy and can be rescued; Even run into rare occasion, in case of pasture and water winding, " star in east " overturn, light obtains rising buoyancy not enough, and also need some time to solve the puzzlement of anoxic, the oxygen in gas cylinder 1 can strive for some time;

(2) in gas cylinder 1, in pressure gas, oxygen concentration is about 60%(doctor's introduction, the situation of actual use 100% pure oxygen is had in actual medical uses, but 100% pure oxygen may use and produce dizziness, pectoralgia, the symptoms such as vomiting, period of service longer even possibility threat to life, therefore doctor advised: oxygen concentration be 60% pressure gas safety is higher in actual use), reference data: under human body tranquility, in sufficient air, per minute is breathed 12 ~ 20 times, motion or strenuous status under respiration rate can significantly increase, the gas flow of each suction and exhalation is about 500ml, when wherein sucking, in normal air, oxygen accounts for 21%(500 × 21%=105ml), carbon dioxide accounts for 0.03%, during exhalation, oxygen accounts for 16%(500 × 16%=80ml), carbon dioxide accounts for 5%(500 × 5%=25ml), each respiration consumption oxygen accounts for about 5% of suction gas volume, about 25ml, in air, normoxia is 21%, when oxygen content lacks, and personnel will be caused to suffocate, when oxygen content is 12% ~ 15%, the breathing of people will hurriedly, headache, dizzy, tiredness from head to foot, heavy, when oxygen content is 10% ~ 12%, people just there will be n and V, cannot take action and even paralyse, when oxygen content is 6% ~ 8%, people just can faint and lose consciousness, when oxygen content lower than 6% time, in the time of 6 ~ 8 minutes, people will be dead, therefore when breathing under water, effectively level of oxygen can not lower than 15% in air bag, under resting state, per minute oxygen consumption 0.25L, per minute oxygen consumption 3 ~ 3.5L under strenuous exercise's state.Suppose that gas cylinder volume is 25ml, liquefied air compression ratio is approximately 700 times, so can be filled with 25 × 700=17500ml=17.5L gas in air bag, by 60% hydrometer, oxygen content is 10.5L, bottom line 15% level of oxygen is about 2.6L, lower than this amount, life will be on the hazard, therefore operational oxygen is 10.5-2.6=7.9 (L), about 8L oxygen, can half an hour be used under tranquility about, 2 ~ 3 minutes can be used under strenuous exercise's state, the sufficient time can allow more people escape from danger and disaster, " star in east " is if having this to equip when accident occurs, more people can be allowed to escape,

(3) air bag 3 supposes by 18 liters of designs, and can make 30cm × 30cm × 20cm or 45cm × 20cm × 20cm, interior point of two rooms, size does not require that unanimously, gas cylinder 1 sprays gas and is full of whole air bag 3 instantaneously, and nozzle and exhaust tube 402 coexist a Room; Aspirate tube 401 is in another room, and space does not need very large, avoids water to enter aspirate tube 401.Stand-by state lower gasbag 3 is contracted to minimum, self-contained with gas cylinder 1, respirator 4, can lie in wrist or be hung on front, promptly can eject instantaneously when using;

(4) gas cylinder valve 2: gas cylinder valve 2 hand valve, handle is collar plate shape, guarantees safety at ordinary times, and the used time is convenient, can open and close rapidly.Gas cylinder valve 2 has two functions: 1., moment maximumly melts gas, air bag 3 is full of, adopt the spheroid as microphone head, it is covered with aperture, the spherical part that bottle spout is just right, allow the gas surged rapidly shed from the aperture of spheroid surrounding, solve the destructive force that gas moment impact produces, avoid and air bag is damaged; 2., on a small quantity open gas, local releases a small amount of gas, only for breathing, is not providing larger buoyancy instantaneously;

(5) respirator 4 adopts submersible type without face-piece respirator, and aspirate tube 401 and exhaust tube 402 are respectively by air-breathing and outlet valve gate control, and with rooms different on flexible pipe access air bag 3, effect: exhale and moisture content may be had to enter exhaust tube 402, admission air valve is closed; During air-breathing, outlet valve cuts out, and ensures smooth and easy suction air;

6) the occlusion switch, on respirator 4, do not put into mouth and bite, air bag 3 li of gases do not overflow, and the utility model used time, respirator 4 is placed in packaging, directly transfers to use during use.

7), using method: self-contained for subsequent use time compact, compact, wrist can be lain in or be suspended from front, being easy to carry; During Emergency use, valve is outwarded winding, gas is gone out rapidly, flicks air bag, produces buoyancy; When needing to use respirator, respirator is placed in mouth, bites breathing switch and can start oral cavity breathing.

Above-described embodiment of the present utility model; it is only the citing clearly illustrating that the utility model does; but be not used for limiting protection domain of the present utility model; all equivalent technical schemes also belong to category of the present utility model, and scope of patent protection of the present utility model should be limited by every claim.

Claims (4)

1. an anti-drowned escape equipment, comprises gas cylinder (1), air bag (3), respirator (4), it is characterized in that: be connected with threeway between described gas cylinder (1) and air bag (3), threeway be provided with gas cylinder valve (2); The middle part of respirator (4) is provided with supervisor, and one end of supervisor picks out occlusion switch, and the other end of supervisor is respectively arranged with aspirate tube (401), exhaust tube (402); Induction chamber (301) and expiration room (303) are provided with in air bag (3), the pipeline that induction chamber (301) is connected with aspirate tube (401) is provided with check valve, suction control valve, the pipeline that expiration room (303) are connected with exhaust tube (402) is provided with leaving air control valve.

2. the anti-drowned escape equipment of one according to claim 1, is characterized in that: the volume of described expiration room (303) is greater than the volume of induction chamber (301), and induction chamber (301) is communicated with by aperture with expiration room (303).

3. the anti-drowned escape equipment of one according to claim 1, is characterized in that: described expiration room (303) is provided with filter layer (302) with the junction of exhaust tube (402), and filter layer is provided with sodium peroxide in (302).

4. the anti-drowned escape equipment of one according to claim 3, is characterized in that: be placed with active carbon in described filter layer (302).