CN114655392A - Inflatable multifunctional life jacket for life-saving in sea - Google Patents
Inflatable multifunctional life jacket for life-saving in sea Download PDFInfo
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- CN114655392A CN114655392A CN202210281335.XA CN202210281335A CN114655392A CN 114655392 A CN114655392 A CN 114655392A CN 202210281335 A CN202210281335 A CN 202210281335A CN 114655392 A CN114655392 A CN 114655392A
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- oxygen supply
- partition plate
- acetic acid
- potassium superoxide
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
- B63C9/00—Life-saving in water
- B63C9/0005—Life-saving in water by means of alarm devices for persons falling into the water, e.g. by signalling, by controlling the propulsion or manoeuvring means of the boat
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B7/00—Respiratory apparatus
- A62B7/08—Respiratory apparatus containing chemicals producing oxygen
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
- B63C9/00—Life-saving in water
- B63C9/08—Life-buoys, e.g. rings; Life-belts, jackets, suits, or the like
- B63C9/11—Life-buoys, e.g. rings; Life-belts, jackets, suits, or the like covering the torso, e.g. harnesses
- B63C9/125—Life-buoys, e.g. rings; Life-belts, jackets, suits, or the like covering the torso, e.g. harnesses having gas-filled compartments
- B63C9/1255—Life-buoys, e.g. rings; Life-belts, jackets, suits, or the like covering the torso, e.g. harnesses having gas-filled compartments inflatable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
- B63C9/00—Life-saving in water
- B63C9/08—Life-buoys, e.g. rings; Life-belts, jackets, suits, or the like
- B63C9/18—Inflatable equipment characterised by the gas-generating or inflation device
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
- B63C9/00—Life-saving in water
- B63C9/08—Life-buoys, e.g. rings; Life-belts, jackets, suits, or the like
- B63C9/20—Life-buoys, e.g. rings; Life-belts, jackets, suits, or the like characterised by signalling means, e.g. lights
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Emergency Medicine (AREA)
- General Chemical & Material Sciences (AREA)
- Pulmonology (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
- Professional, Industrial, Or Sporting Protective Garments (AREA)
Abstract
The invention discloses an inflatable multifunctional sea-cang survival life jacket, which comprises a life jacket body, a gas generation module, an oxygen supply breathing module, a positioning alarm module and a heat preservation module, wherein the gas generation module comprises a plurality of reaction chambers and an air supply pipe, the reaction chambers are used for rapidly generating gas to inflate the life jacket body, the reaction chambers are internally provided with a potassium superoxide cabin and an acetic acid aqueous solution cabin, a partition plate switch for communicating the potassium superoxide cabin and the acetic acid aqueous solution cabin is connected between the potassium superoxide cabin and the acetic acid aqueous solution cabin, the oxygen supply breathing module comprises an oxygen supply chamber, an oxygen supply pipe and an oxygen supply mask, the oxygen supply chamber generates oxygen to suck the oxygen for people falling into water, a potassium superoxide cavity and an acetic acid aqueous solution cavity are arranged in the oxygen supply chamber, a partition plate for communicating the potassium superoxide cavity and the acetic acid aqueous solution cavity is connected between the potassium superoxide cavity and the acetic acid aqueous solution cavity in a sliding manner, and the partition plate is connected with a pull rope; the positioning alarm module is fixed on the back of the life jacket body, a trigger switch is arranged on the positioning alarm module, the trigger switch is connected with a pull rope, and the inner side of the life jacket body is fixedly connected with a heat preservation layer.
Description
Technical Field
The invention relates to a sea survival device, in particular to an inflatable multifunctional sea survival life jacket.
Background
With the development of the marine industry in China, the aquatic activities are increased day by day, at the same time, the difficulty of navy for executing tasks is higher and higher, and after the airplane and the ship encounter dangers on the sea, the marine environment is complicated, changeable and difficult to control, and people on the ship and the airplane can hardly live on the ship. When a marine accident occurs, the marine rescue has various problems of unsmooth mechanism, dispersed force, backward equipment and the like, so that people in distress are difficult to search and rescue within 12h of marine gold rescue time under normal conditions, but if the people in distress can utilize the lifesaving equipment to prolong the life cycle, the probability of being searched and rescued is greatly improved, and therefore, the research and improvement of the life jacket are particularly important.
At present, scholars at home and abroad are dedicated to research and improve life jackets, and in order to realize quick search and rescue of people in distress on the sea, a set of intelligent life-saving system with positioning and help seeking functions is designed by using an STM32 single chip microcomputer as a control center and utilizing a satellite positioning module and a LoRa module. Gu and Xin and the like carry out comprehensive investigation and analysis on the existing automatic inflatable life jacket from the aspects of principle, application, functional characteristics, materials, use environment and the like, find out the defects in the aspects of meeting the rescue environment requirements, functionality, safety and the like, and carry out targeted improvement on the product. Luo et al have obtained a strong and durable fluorine-containing 8-mapos-f superhydrophobic fabric by conforming the materials. This new smart fabric is considered to be a promising material for life jackets, special clothing, packaging protection or smart devices.
The existing life jacket on the market has single function and low reliability and cannot meet the modernization requirement, and the life jacket guarantees the survival of victims, so the requirements on the material, specification and function of the life jacket are strict. The novel life jacket has important significance for water activities such as marine transportation, military exercises and the like in order to protect victims and design safe and effective novel life jackets.
Therefore, how to provide an inflatable multifunctional life jacket for seeking survival from sea is an urgent problem to be solved by those skilled in the art.
Disclosure of Invention
In view of the above, the invention provides an inflatable multifunctional life jacket for life-saving in the sea, which has high rescue success rate.
In order to achieve the purpose, the invention adopts the following technical scheme: an inflatable multi-functional life vest of seeking survival in canghai, it includes:
the outer shoulder part of the life jacket body is fixedly provided with a pull rope paster;
the gas generation module comprises a plurality of reaction chambers and a gas supply pipe, the reaction chambers are used for rapidly generating gas to inflate the life jacket body, the reaction chambers are fixedly connected to the life jacket body, potassium superoxide bins and acetic acid aqueous solution bins are arranged inside the reaction chambers, partition plate switches which enable the potassium superoxide bins and the acetic acid aqueous solution bins to be communicated are connected between the potassium superoxide bins and the acetic acid aqueous solution bins, and the partition plate switches are connected with pull ropes; the two ends of the air supply pipe are respectively connected with the potassium superoxide cabin and the life jacket body;
the oxygen supply breathing module comprises an oxygen supply chamber, an oxygen supply pipe and an oxygen supply mask, wherein the oxygen supply chamber generates oxygen to suck oxygen for people falling into water, the oxygen supply chamber is fixed on the life jacket body, a potassium superoxide cavity and an acetic acid aqueous solution cavity are arranged in the oxygen supply chamber, a partition plate enabling the two cavities to be communicated is connected between the potassium superoxide cavity and the acetic acid aqueous solution cavity in a sliding mode, a pull rope is connected to the partition plate, one end of the oxygen supply pipe is communicated with the potassium superoxide cavity, and the other end of the oxygen supply pipe is connected with the oxygen supply mask;
the positioning alarm module is fixed on the back of the life jacket body, a trigger switch is arranged on the positioning alarm module, the trigger switch is connected with pull ropes, and a plurality of pull ropes penetrate through the pull rope paste in a dynamic friction manner;
and the heat preservation module is fixedly connected with the inner side of the life jacket body.
The invention has the beneficial effects that: the gas generation module is used for generating gas and aerifys for the life vest body, and oxygen suppliment breathing module is used for producing oxygen and gives the oxygen suppliment of the personnel that fall into water, and positioning alarm module can send positioning signal and conveniently rescue fast, and the heat preservation module can preserve the body temperature of the personnel that fall into water, improves the rescue survival rate. Specifically, the reaction chamber in the gas generation module generates a large amount of oxygen through the mixed reaction of the potassium superoxide and the acetic acid aqueous solution, the life jacket body is inflated through the air supply pipe, the floating effect of the life jacket is ensured, the oxygen supply breathing module generates oxygen through the mixed reaction of the potassium superoxide and the acetic acid aqueous solution, oxygen is supplied to people falling into water, longer waiting and rescuing time is ensured, the rescue rate is improved, the gas generation module and the oxygen supply breathing module are started through the pull rope control reaction, and the manual control is convenient. The heat preservation module utilizes the heat that potassium superoxide and acetic acid aqueous solution reaction produced to make the life vest keep higher temperature, reduces human heat loss in cold water, strives for the valuable time for the rescue.
Preferably, a sliding opening is formed in one side of the reaction chamber, a sealing ring is connected to the inner peripheral side of the sliding opening, a slide way is formed in the inner side wall of the reaction chamber, the partition board switch is connected to the slide way in a sliding mode, one end of the partition board switch extends to the sliding opening, and a pull rope is fixedly connected to one end, corresponding to the sliding opening, of the partition board switch.
Preferably, the division board export is seted up to one side of oxygen feed room, the interior week side of division board export is connected with the sealing washer, set up the slide rail on two inside walls of oxygen feed room, division board sliding connection be in on the slide rail, the one end of division board extends to the division board export, the division board is separated potassium superoxide chamber and acetic acid aqueous solution chamber, the top of division board is the acetic acid aqueous solution chamber, the below fixedly connected with drip plate of division board, the drip plate is fixed in the potassium superoxide intracavity, the drip plate is used for controlling the speed of dripping of acetic acid aqueous solution.
Preferably, a pull rope winding pile is fixedly connected to the life jacket body, and the pull rope is abutted against the pull rope winding pile and turned to be used for transition of pull rope tension to ensure pulling of the pull rope.
Preferably, the lateral wall of oxygen supply room is including holding the bed of material in, phase change heat accumulation layer and outer protective layer in, it is polytetrafluoroethylene and be used for splendid attire acetic acid aqueous solution and potassium superoxide tablet to hold the bed of material in, in phase change heat accumulation layer be the compound phase change heat accumulation material of paraffin/expanded graphite for give the oxygen cooling that acetic acid aqueous solution and potassium superoxide tablet reaction produced, the outer protective layer is the polyethylene material.
Preferably, the oxygen supply pipe with the oxygen suppliment face guard is connected, be connected with the check valve on the oxygen supply pipe, be connected with the filter tube between oxygen supply pipe and the oxygen suppliment face guard, be equipped with distilled water in the filter tube, oxygen after the distilled water filters breathes for stranded personnel.
Preferably, the positioning alarm module is internally connected with an MCU (microprogrammed control unit) single chip microcomputer, a signal transmitter, a signal receiver and a battery pack, the MCU single chip microcomputer is respectively connected with the signal transmitter and the signal receiver to control the transceiving and transmission of signals, and the MCU single chip microcomputer is connected with the battery pack to supply power.
Preferably, the pull ropes are furled at one end to form a pull rope bundle and penetrate through the pull rope bundle, the pull rope bundle is connected with a pull ring, and the pulling of the pull ring synchronously controls the linkage of a trigger switch of the positioning alarm module, a partition plate switch of the gas generation module and a partition plate of the oxygen supply breathing module.
Preferably, the life jacket body is a waistcoat type life jacket.
Preferably, the heat-insulating layer is an aluminized polyimide film.
Drawings
Fig. 1 is a first overall schematic view of an inflatable multifunctional life jacket for life-saving through sea;
fig. 2 is a second overall schematic view of the inflatable multifunctional life jacket for life-saving in the sea;
FIG. 3 is a schematic view of the interior of an oxygen supply chamber of the inflatable multifunctional life jacket for life-saving through sea;
FIG. 4 is a schematic view of the connection relationship of the pull rope of the inflatable multifunctional life jacket for life-saving in the sea;
FIG. 5 is a schematic partial cross-sectional view of an inflatable multifunctional life jacket for life-saving in the sea;
fig. 6 is a flow chart of the inflatable multifunctional life jacket for life-saving through sea.
1 life vest body, 2 stay cord subsides, 3 gas generation module, 301 reaction chamber, 3011 hyperpotassium oxide storehouse, 3012 aqueous acetic acid storehouse, 302 air supply pipe, 4 baffle switches, 5 stay cords, 6 oxygen suppliment breathing module, 601 oxygen supply room, 6011 hyperpotassium oxide chamber, 6012 aqueous acetic acid chamber, 602 oxygen suppliment pipe, 603 oxygen suppliment face guard, 7 division boards, 8 location alarm module, 9 trigger switch, 10 drop orifice plates.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 6 of the drawings, an inflatable multifunctional life jacket for life-saving through sea according to an embodiment of the invention comprises:
the life jacket comprises a life jacket body 1, wherein the life jacket body 1 is formed by heat sealing, and an inflatable air bag is formed in the life jacket body; a pull rope sticker 2 is fixed on the shoulder part of the outer side of the life jacket body 1; the pull rope paste is used for stabilizing the pull rope in a normal state;
the gas generation module 3 comprises a plurality of reaction chambers 301 and a gas supply pipe 302, the reaction chambers 301 are used for rapidly generating gas to inflate the life jacket body, the reaction chambers 301 are fixedly connected to the life jacket body and are connected in an embedded mode, potassium superoxide bins 3011 and acetic acid aqueous solution bins 3012 are arranged inside the reaction chambers 301 and are respectively used for containing potassium superoxide bin tablets and acetic acid aqueous solution, a partition plate switch 4 enabling the potassium superoxide bins 3011 and the acetic acid aqueous solution bins 3012 to be communicated is connected between the potassium superoxide bins 3011 and the acetic acid aqueous solution bins 3012, and the partition plate switch 4 is connected with a pull rope 5; the partition plate switch is pulled through the pull rope, so that a communicated environment is formed between the potassium superoxide bin 3011 and the acetic acid aqueous solution bin, the acetic acid aqueous solution and the potassium superoxide are mixed and react to generate a large amount of gas, the large amount of gas enters the interior of the life jacket through the gas supply pipeline to be inflated, and two ends of the gas supply pipeline are respectively connected with the potassium superoxide bin and the life jacket body; forming a communicating passageway.
Equation of reaction principle
4KO2+2H2O＝4KOH+3O2↑
KOH+CH3COOH＝CH3COOK+H2O
The oxygen supply breathing module 6 comprises an oxygen supply chamber 601, an oxygen supply pipe 602 and an oxygen supply mask 603, wherein the oxygen supply chamber 601 generates oxygen to be supplied to people falling into water for oxygen inhalation, the oxygen supply chamber 601 is fixed on the life jacket body 1, a potassium superoxide cavity 6011 and an acetic acid aqueous solution cavity 6012 are arranged in the oxygen supply chamber 601, a partition plate 7 enabling the two cavities to be communicated is connected between the potassium superoxide cavity 6011 and the acetic acid aqueous solution cavity 6012 in a sliding mode, the partition plate is closed under the condition that the partition plate is not pulled, the upper acetic acid aqueous solution is not in contact reaction with the lower potassium superoxide tablet, the partition plate is connected with a pull rope, the separation of the partition plate is controlled through the pull rope, one end of the oxygen supply pipe 602 is communicated with the potassium superoxide cavity, and the other end of the oxygen supply pipe is connected with the oxygen supply mask; the supply of oxygen is realized.
KO2 is active and reacts with acetic acid aqueous solution rapidly, while KO2 reacts with water to generate alkali, and in order to prevent the safety from being influenced by the excessive alkali, acetic acid is used for neutralization.
KO2 reacts with acetic acid aqueous solution in the reaction chamber to generate a large amount of gas, and the large amount of gas enters the interior of the life jacket through the pipeline to inflate so as to generate certain buoyancy.
The positioning alarm module 8 is fixed on the back of the life jacket body 1, the positioning alarm module 8 is provided with a trigger switch 9, the trigger switch 9 is connected with the pull ropes 5, and the pull ropes penetrate through the pull rope paste in a dynamic friction manner; the linkage effect of the pull rope is realized, when the pull rope is pulled, the positioning alarm module sends a position distress signal to wait for rescue, meanwhile, the gas generation module rapidly generates gas to inflate the life jacket body, so that people falling into the water float on the sea surface, and the oxygen supply breathing module generates oxygen to inhale the oxygen for the people falling into the water and keep the body state.
The heat preservation module, the inboard fixedly connected with heat preservation of life vest body 1. The acetic acid water solution reacts with the potassium superoxide to generate a large amount of heat, so that the surface of the life jacket is maintained at a high temperature. The aluminum plated polyimide film is applied to the interior of the life jacket to reduce heat loss, improve energy utilization rate and prolong the high-temperature time of the surface.
In other embodiments, a sliding opening is formed in one side of the reaction chamber 301, a sealing ring is connected to the inner peripheral side of the sliding opening, a sliding way is formed in the inner side wall of the reaction chamber 301, the partition switch 4 is slidably connected to the sliding way, one end of the partition switch 4 extends to the sliding opening, and a pull rope is fixedly connected to one end of the partition switch 4 corresponding to the sliding opening. The clapboard switch is pulled out from the sliding opening through a pull rope.
In other specific embodiments, a partition plate outlet is formed in one side of the oxygen supply chamber 601, a sealing ring is connected to the inner peripheral side of the partition plate outlet, slide rails are formed in two inner side walls of the oxygen supply chamber 601, the partition plate 7 is slidably connected to the slide rails, one end of the partition plate 7 extends to the partition plate outlet, the partition plate 7 partitions the potassium superoxide cavity 6011 and the acetic acid aqueous solution cavity 6012, the acetic acid aqueous solution cavity 6012 is arranged above the partition plate 7, a drip plate 10 is fixedly connected to the lower portion of the partition plate 7, the drip plate 10 is fixed in the potassium superoxide cavity 6011, and the drip plate 10 is used for controlling the dripping rate of the acetic acid aqueous solution.
The dropping hole plate material is made of polytetrafluoroethylene material, the partition plate is formed by punching polyethylene or polystyrene, the number of the opened holes is adaptively adjusted according to actual needs, and the size of the holes is used for controlling the dropping rate of the acetic acid aqueous solution.
In other embodiments, a pull rope winding pile is fixedly connected to the life jacket body 1, and the pull rope 5 is abutted against the pull rope winding pile and is turned to transition the pull force of the pull rope so as to ensure the pulling of the pull rope. The stay cord is fixed in the important inflection point department of life vest body around the stake, guarantees that the stay cord can be normal trigger chemical reaction switch and produce oxygen and the sending of location distress signal. The stay cord wound pile is a plastic pile. The stay cord is equipped with the stay cord recess around the lateral wall of stake, and the stay cord adaptation is located in the stay cord recess.
In other embodiments, the side wall of the oxygen supply chamber 601 includes an inner material layer, a middle phase change heat storage layer and an outer protection layer, the inner material layer is made of polytetrafluoroethylene and is used for containing the aqueous acetic acid solution and the potassium superoxide tablet, the middle phase change heat storage layer is made of paraffin/expanded graphite composite phase change heat storage material and is used for cooling oxygen generated by the reaction of the aqueous acetic acid solution and the potassium superoxide tablet, and the outer protection layer is made of polyethylene material. The acetic acid water solution and the potassium superoxide tablets react to generate a large amount of oxygen and release a large amount of heat at the same time, so that the reaction can not be directly supplied to people falling into the water, and partial heat can be better absorbed by the middle phase change heat storage layer, so that the oxygen can reach the adaptive temperature and can normally supply oxygen to the trapped people.
The exothermic heat of the chemical oxygen production reaction results in high oxygen temperatures, and the oxygen is dry and contains significant particulates that can be detrimental to the health of the user when used directly. The paraffin/expanded graphite composite phase-change heat storage material with a lower melting point is selected, the thermal conductivity of the paraffin is improved by utilizing the porosity and the adsorbability of the expanded graphite, and the oxygen is subjected to temperature reduction and impurity removal treatment.
The chemical reaction of the gas generation module is the same as that of the oxygen supply breathing module, but the reaction rate is different, and the rated service time of the oxygen supply breathing module is designed to be 10 min. Research and analysis can obtain:
the average oxygen consumption of the human body per minute is about 1.15L, and the total oxygen consumption is 1.15 multiplied by 10 which is 11.5L;
theoretically, at least 1000 × 11.5 ÷ 2002.56 ÷ 5.7426mL of acetic acid solution is required by calculation;
the mass of the potassium superoxide is 8463.2 multiplied by 11.5 divided by 2002.56 ═ 48.6012 g;
the nominal set flow rate of aqueous acetic acid solution of 5.7426 ÷ 10 ÷ 0.574 mL/min.
Data calculation for gas generation module
According to the national standard GB/T4303-2008 of life jacket design, the length of the life jacket designed by the team is about 700mm, the width of the life jacket is about 280mm, the thickness of the life jacket before and after inflation is about 50mm, and the required gas volume is 9.8L through calculation.
By calculation, the mass of the potassium superoxide required by the aeration reaction is theoretically as follows:
9.8×8463.56÷2002.56＝41.42g
the required acetic acid aqueous solution is:
9.8×1000÷2002.56＝4.8937ml
in other embodiments, the oxygen supply tube 602 is connected to the oxygen mask 603, the oxygen supply tube 602 is connected to a check valve, the check valve faces to the direction of supplying oxygen to the person to realize unidirectional flow control and prevent backflow, a filter tube is connected between the oxygen supply tube and the oxygen mask, the filter tube is filled with distilled water, and the oxygen filtered by the distilled water breathes the trapped person. Further filtering the breathing oxygen, meeting the requirement of temperature and humidity for oxygen inhalation and filtering impurities.
In other embodiments, the positioning alarm module 8 is internally connected with an MCU singlechip, a signal transmitter, a signal receiver, and a battery pack, the MCU singlechip is respectively connected with the signal transmitter and the signal receiver to control the transmission and reception of signals, and the MCU singlechip is connected with the battery pack to supply power. The positioning mode is similar to that of a navigator, the positioning module receives positioning signals of a satellite to calculate the position (longitude, latitude, height), time and motion state (speed and course) of the positioning module, and the positioning signal is sent to the single chip microcomputer and stored 1 time per second so as to provide positioning information at any time. The MCU singlechip controls the coordination work of the whole positioning. The GSM/GPRS module is responsible for wireless transceiving transmission. The FSK part is responsible for modulating and demodulating data, receiving command data of a center and transmitting information such as alarming of life jackets.
In other embodiments, a plurality of pull ropes are furled at one end to form a pull rope bundle and penetrate through the pull rope sticker 2, a pull ring is connected to the pull rope bundle, and the pulling of the pull ring synchronously controls the linkage of a trigger switch of the positioning alarm module, a partition plate switch of the gas generation module and a partition plate of the oxygen supply respiration module. The stay cord paste can ensure the static tightness of the stay cord bundle and ensure the triggering of calling for help and inflation at any time.
The life jacket body 1 is a waistcoat type life jacket. Is convenient to wear.
According to the emergency rescue emergency alarm system, the Beidou global positioning system is adopted according to the emergency rescue and the complex factors of the environment, so that the normal transmission of the alarm signal can be ensured even if the people are trapped in water. The life jacket triggers a distress signal to a rear display terminal and nearby ships at the first time after people fall into the water, the positions of the people falling into the water and the ships are detected through mobile equipment in real time, relevant data are fed back to rescuers, and time required for rescue is shortened; and the lithium battery with high energy density, strong adaptability, long service life and good safety performance is used as a power supply, and specific index parameters are shown in table 1, so that the real-time accurate positioning is guaranteed.
TABLE 1 positioning system related index parameters
The heat-insulating layer is an aluminized polyimide film, and the method combines heat production and heat insulation, so that the body heat consumption of people falling into water in water is greatly reduced, the survival time of people in distress is prolonged, and the time is won for rescue. An oxygen supply breathing reaction chamber in the life jacket is provided with a drip plate between the acetic acid aqueous solution and the potassium superoxide, after the division plate is pulled by the pull rope control, the acetic acid aqueous solution passes through at a constant speed of 0.574ml/min and reacts with the potassium superoxide to generate a large amount of heat, so that the surface of the life jacket is maintained at a high temperature. The aluminum plated polyimide film is applied to the interior of the life jacket to reduce heat loss, improve energy utilization rate and prolong the high-temperature time of the surface.
Research and investigation show that people with medium physique survive for three hours in cold water at 10 ℃, the heat released by the reaction of acetic acid aqueous solution and potassium superoxide is combined with an aluminized polyimide film to preserve heat of the human body, and the surface temperature of the life jacket can be maintained at 60 ℃ for four hours. After people in distress fall into water, the heat consumption of the human body can be greatly reduced through the heat preservation effect of the life jacket, the discomfort symptoms caused by low temperature are relieved, the survival time is prolonged from three hours to more than four hours, and precious time is won for rescue.
The life jacket body and the components are sealed by heat seal, and the parts needing to be sealed are provided with all reaction chambers, necks, shoulder openings and lower half parts, so that air leakage is prevented. There is a space in front of the reaction chamber to draw out the partition plate or the partition plate switch.
The invention has the following advantages and benefits:
controllability:
the activation of the life saving device is realized by a manual pull ring. When an emergency occurs, a person pulls the pull ring to open the life-saving device before falling into water, so that the condition that the automatic device fails to start due to failure is avoided, and the manual controllability is high.
Timeliness:
when the life-saving device is started, the air can be rapidly inflated to form a life jacket, a human body is supported and floated in water, and meanwhile, a distress system and a Beidou system in the life-saving device are also started to timely transmit the direction information of people falling into water, so that rescue workers can conveniently and rapidly receive the information and can conduct search and rescue.
High efficiency:
the lifesaving device adopts the reaction of acetic acid aqueous solution and potassium superoxide to generate oxygen for simultaneous use of aeration and respiration, and simultaneously utilizes the released heat to maintain the surface of the device at a higher temperature, thereby reducing the heat loss of a human body in cold water and striving for precious time for rescue.
The oxygen produced by the chemical reaction is used for quick aeration and oxygen supply respiration, so that the product is provided with two reaction chambers and two pipelines, wherein one reaction chamber is used for quick reaction and quick aeration, the reaction chambers are separated by only one partition plate, the other reaction chamber is provided with a dropping hole plate besides the partition plate, the two reaction chambers are pulled open only by pulling the partition plate after the pull ring is pulled down, the chemical reaction of the reaction chamber without the dropping hole plate is used for quick aeration, the reaction chamber with the dropping hole plate is relatively slow in reaction, the produced gas is used for continuous oxygen supply respiration, and the released heat can also play a role in continuous heat preservation.
For the device and the using method disclosed by the embodiment, the description is simple because the device and the using method correspond to the method disclosed by the embodiment, and the relevant points can be referred to the description of the method part.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides a multi-functional life vest of seeking survival in cang hai of inflatable which characterized in that includes:
the outer shoulder part of the life jacket body is fixedly provided with a pull rope paster;
the gas generation module comprises a plurality of reaction chambers and a gas supply pipe, the reaction chambers are used for rapidly generating gas to inflate the life jacket body, the reaction chambers are fixedly connected to the life jacket body, potassium superoxide bins and acetic acid aqueous solution bins are arranged inside the reaction chambers, partition plate switches which enable the potassium superoxide bins and the acetic acid aqueous solution bins to be communicated are connected between the potassium superoxide bins and the acetic acid aqueous solution bins, and the partition plate switches are connected with pull ropes; the two ends of the air supply pipe are respectively connected with the potassium superoxide cabin and the life jacket body;
the oxygen supply breathing module comprises an oxygen supply chamber, an oxygen supply pipe and an oxygen supply mask, wherein the oxygen supply chamber generates oxygen to suck oxygen for people falling into water, the oxygen supply chamber is fixed on the life jacket body, a potassium superoxide cavity and an acetic acid aqueous solution cavity are arranged in the oxygen supply chamber, a partition plate enabling the two cavities to be communicated is connected between the potassium superoxide cavity and the acetic acid aqueous solution cavity in a sliding mode, a pull rope is connected to the partition plate, one end of the oxygen supply pipe is communicated with the potassium superoxide cavity, and the other end of the oxygen supply pipe is connected with the oxygen supply mask;
the positioning alarm module is fixed on the back of the life jacket body, a trigger switch is arranged on the positioning alarm module, the trigger switch is connected with pull ropes, and a plurality of pull ropes penetrate through the pull rope paste in a dynamic friction manner;
the heat preservation module, the inboard fixedly connected with heat preservation of life vest body.
2. The inflatable multifunctional sea-lifting survival suit according to claim 1, wherein a sliding opening is formed in one side of the reaction chamber, a sealing ring is connected to the inner peripheral side of the sliding opening, a sliding channel is formed in the inner side wall of the reaction chamber, the partition plate switch is connected to the sliding channel in a sliding manner, one end of the partition plate switch extends to the sliding opening, and a pull rope is fixedly connected to one end of the partition plate switch, which corresponds to the sliding opening.
3. The inflatable multifunctional sea-lifting survival suit of claim 1, wherein one side of the oxygen supply chamber is provided with a partition plate outlet, the inner peripheral side of the partition plate outlet is connected with a sealing ring, two inner side walls of the oxygen supply chamber are provided with slide rails, the partition plate is connected on the slide rails in a sliding manner, one end of the partition plate extends to the partition plate outlet, the partition plate separates the potassium superoxide cavity and the acetic acid water solution cavity, the acetic acid water solution cavity is arranged above the partition plate, a drip plate is fixedly connected with the lower part of the partition plate, the drip plate is fixed in the potassium superoxide cavity, and the drip plate is used for controlling the dripping rate of the acetic acid water solution.
4. The inflatable multifunctional sea-lifting survival suit of claim 1, wherein a pull rope winding pile is fixedly connected to the body of the survival suit, and the pull rope winding pile are abutted and turned to ensure pulling of the pull rope by transition pull rope tension.
5. The inflatable multifunctional sea-lifting survival suit of claim 1, wherein the side wall of the oxygen supply chamber comprises an inner material containing layer, a middle phase change heat storage layer and an outer protective layer, wherein the inner material containing layer is made of polytetrafluoroethylene and used for containing an aqueous solution of acetic acid and a potassium superoxide tablet, the middle phase change heat storage layer is made of a paraffin/expanded graphite composite phase change heat storage material and used for cooling oxygen generated by the reaction of the aqueous solution of acetic acid and the potassium superoxide tablet, and the outer protective layer is made of polyethylene.
6. The inflatable multifunctional sea-lifting survival suit of claim 5, wherein the oxygen supply pipe is connected with the oxygen supply mask, the oxygen supply pipe is connected with a one-way valve, a filter pipe is connected between the oxygen supply pipe and the oxygen supply mask, distilled water is filled in the filter pipe, and oxygen filtered by the distilled water breathes trapped people.
7. The inflatable multifunctional life jacket for life-saving through sea as claimed in claim 1, wherein the positioning alarm module is internally connected with an MCU singlechip, a signal transmitter, a signal receiver and a battery pack, the MCU singlechip is respectively connected with the signal transmitter and the signal receiver for controlling the transmission and reception of signals, and the MCU singlechip is connected with the battery pack for power supply.
8. The inflatable multifunctional sea-lifting survival suit according to claim 1, wherein a plurality of pull ropes are furled at one end to form a pull rope bundle and pass through the pull rope sticker, the pull rope bundle is connected with a pull ring, and the pulling of the pull ring synchronously controls the linkage of a trigger switch of the positioning alarm module, a partition plate switch of the gas generation module and a partition plate of the oxygen supply breathing module.
9. The inflatable multifunctional sea-lifting survival suit of claim 1, wherein the life jacket body is a sleeveless jacket.
10. The inflatable multifunctional canghai survival jacket as claimed in claim 1, wherein the insulating layer is an aluminum plated polyimide film.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210281335.XA CN114655392B (en) | 2022-03-21 | 2022-03-21 | Inflatable multifunctional life jacket for life-saving in sea |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210281335.XA CN114655392B (en) | 2022-03-21 | 2022-03-21 | Inflatable multifunctional life jacket for life-saving in sea |
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| CN114655392A true CN114655392A (en) | 2022-06-24 |
| CN114655392B CN114655392B (en) | 2023-04-11 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2316250Y (en) * | 1997-09-13 | 1999-04-28 | 李敦森 | Automatic inflatable multifunctional life jacket |
| CN1721271A (en) * | 2005-07-11 | 2006-01-18 | 北京理工大学 | Quick-inflating and thermal insulating type waterborne life-saving equipment |
| CN102639395A (en) * | 2009-12-04 | 2012-08-15 | A·佐勒卡斯 | Life jacket |
| CN204846322U (en) * | 2015-07-29 | 2015-12-09 | 王砚俊 | Multi -function life jacket |
| CN206012913U (en) * | 2016-08-30 | 2017-03-15 | 武汉大学 | A kind of fast aeration warming-type life vest |
| CN110920557A (en) * | 2020-01-20 | 2020-03-27 | 广西医科大学第一附属医院 | Drowned equipment of seeking survival of car |
| CN111071412A (en) * | 2020-01-19 | 2020-04-28 | 江苏海事职业技术学院 | Navigation sea suit with self-rescue function |
-
2022
- 2022-03-21 CN CN202210281335.XA patent/CN114655392B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2316250Y (en) * | 1997-09-13 | 1999-04-28 | 李敦森 | Automatic inflatable multifunctional life jacket |
| CN1721271A (en) * | 2005-07-11 | 2006-01-18 | 北京理工大学 | Quick-inflating and thermal insulating type waterborne life-saving equipment |
| CN102639395A (en) * | 2009-12-04 | 2012-08-15 | A·佐勒卡斯 | Life jacket |
| US20120244766A1 (en) * | 2009-12-04 | 2012-09-27 | Alexander Tsolkas | Life jacket |
| CN204846322U (en) * | 2015-07-29 | 2015-12-09 | 王砚俊 | Multi -function life jacket |
| CN206012913U (en) * | 2016-08-30 | 2017-03-15 | 武汉大学 | A kind of fast aeration warming-type life vest |
| CN111071412A (en) * | 2020-01-19 | 2020-04-28 | 江苏海事职业技术学院 | Navigation sea suit with self-rescue function |
| CN110920557A (en) * | 2020-01-20 | 2020-03-27 | 广西医科大学第一附属医院 | Drowned equipment of seeking survival of car |
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| CN114655392B (en) | 2023-04-11 |
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