CN110027686B

CN110027686B - Self-rescue device in water

Info

Publication number: CN110027686B
Application number: CN201910353609.XA
Authority: CN
Inventors: 刘灿模; 黄卓楠
Original assignee: Guangdong Polytechnic Of Water Resources And Electric Engineering
Current assignee: Guangdong Polytechnic Of Water Resources And Electric Engineering
Priority date: 2019-04-29
Filing date: 2019-04-29
Publication date: 2023-08-08
Anticipated expiration: 2039-04-29
Also published as: CN110027686A

Abstract

The invention belongs to the field of life-saving articles, and discloses a self-rescue device falling into water, which comprises an automatic buckle belt, wherein the automatic buckle belt comprises a belt body and an automatic buckle belt head arranged at the front end of the belt body, the outer side surface of the automatic buckle belt head is provided with a box body with a cavity, the cavity is divided into an air inflation cavity and a power supply cavity, a sodium azide solid tablet is placed in the air inflation cavity, the left side wall of the air inflation cavity is provided with an opening, an annular waterproof air bag is fixedly adhered to the outer side surface of the belt body between the automatic buckle belt head and a buckle part, the front end of the annular waterproof air bag is communicated with the opening, a PTC heating body is arranged in the air inflation cavity, the PTC heating body is electrically connected with a relay, the power supply cavity is also provided with a storage battery and a control module, the outer side of the box body is provided with a liquid pressure sensor, and the control module controls the on-off of a circuit where the relay is located according to information sent by the liquid pressure sensor. The device can provide safety guarantee for a user when falling into water, does not influence daily life work of the user when being worn, and has practicability.

Description

Self-rescue device in water

Technical Field

The invention relates to the field of life-saving articles, in particular to a self-rescue device falling into water.

Background

In real life, people cannot leave the transportation means such as an airplane, a ship and an automobile, but in the riding process, accidents are inevitably encountered, so that passengers fall into water, and the passengers are not ready at all, so that drowning occurs; when people work on water or play items on water, most of people need to wear the life jacket, but the life jacket is not only heavy and inconvenient to use, but also influences the daily work or play experience of a user, so that people do not wear drowning prevention devices such as the life jacket, and the life jacket and the like, and the life jacket falls into water accidentally.

Moreover, the existing traffic tools and the life-saving equipment equipped for water entertainment projects are just ordinary life-saving rings, and the survival rate of people falling into water is not high. Moreover, the life saving on water is also influenced by weather, if the weather is the sea where storms are piled up and the clouds are densely covered, or the night where the light is bad, the life saving on water is very confusing for the rescue work, the personnel on the shore or on the transport ship do not know that someone falls into water, the timeliness of the rescue is very limited, and the maintenance of the physical function of the person falling into water is ensured to be normal in the period of waiting for the rescue, which is also a problem to be solved.

Disclosure of Invention

The invention aims to provide a self-rescue device for falling into water, which provides safety guarantee for a user when falling into water.

The invention provides the basic scheme that: the utility model provides a device of saving oneself falls into water, includes automatic belt that detains, automatic belt that detains includes the area body and sets up the automatic belt head of detaining at the area body front end, the rear end of area body is provided with the buckle portion that can detain the belt head lock with automatic, the rear end of buckle portion passes automatic belt head and is close to the laminating of human side with the front end of area body, automatic belt head of detaining is kept away from the side of human body and is provided with the box body that has the cavity, the cavity of box body is provided with the baffle, and the baffle separates the cavity of box body for inflating chamber and power supply chamber, the solid tablet of sodium azide has been placed in the inflating chamber, the lateral wall that inflating chamber is close to the area body front end is provided with the opening, the belt body between automatic belt head of detaining and the buckle portion is kept away from the fixed bonding of human side and is folded into banded annular waterproof gasbag, annular waterproof gasbag is close to automatic belt head's tip link up, and annular waterproof gasbag is close to automatic belt head's tip and opening fixed connection, be provided with PTC in the cavity that fills, PTC electrical connection has the cavity, the cavity that is located the control module, power supply module and power supply module place liquid sensor, power supply module and power supply module place the liquid sensor, the control module, the liquid sensor.

Basic scheme working principle: the device can be used as a common belt by a user at ordinary times, the device passes through the trouser tabs of trousers and is fastened, when the trousers fall into water accidentally, the liquid pressure sensor detects the water pressure and sends information to the control module, the control module controls the relay to communicate with the circuit, the PTC heating element is heated and heated rapidly, the sodium azide solid tablet in the air charging cavity is heated and decomposed to produce a large amount of nitrogen, and the nitrogen is extremely shortThe annular waterproof air bag is inflated and the trouser loops are broken in time, and a user floats out of the water surface under the action of the annular waterproof air bag and walks to the shore or waits for rescue.

The basic scheme has the beneficial effects that: 1. the device can automatically inflate the annular waterproof air bag without operation, avoid misoperation of a user in the panic, and improve the survival probability of the user when the user falls into water. 2. The device can be used as a common belt, does not influence the daily life work of a user when being worn, and has practicability. 3. The annular waterproof air bag of the device can be used for supporting and breaking the trouser loops, and the annular waterproof air bag is upwards moved or fixed by adjusting the tightness of the belt, so that the air bag is prevented from falling off when the hands of a user are not strong, the safety guarantee is provided for the user, and the wearing comfort is improved; the trousers are taken off by a user conveniently, the trousers are prevented from being soaked and aggravated, the swimming and leg making are laborious, the physical energy consumption is reduced, the survival time of the user when floating is prolonged, and the trousers are sleeved on the top of the head when the sunshine is too large so as to avoid sunburn or dizziness.

Further toThe waterproof gasbag of annular is provided with the single-pass valve with open-ended junction, the bottom of inflating the chamber has placed the ventilative bag body of permeable, be equipped with quick lime in the bag body, the top of inflating the chamber is provided with the water storage room, the through-hole has been seted up to the lateral wall at water storage room top, the through-hole is provided with the plug, still be provided with piercing depth on the box body lateral wall at inflation chamber top, piercing depth is used for making the rivers of water storage room inflate the chamber.

Through the arrangement, the water storage chamber can store fresh water, and if the fresh water falls into the sea, the survival time can be prolonged by supplementing clean fresh water; if fresh water in the water storage chamber is drunk, external water can be poured into the water storage chamber, water flows into the air inflation chamber through the puncture mechanism, the water flowing into the air inflation chamber is immersed into the bag body to react with quicklime, a large amount of heat is released, steam is generated and is filled into the annular waterproof air bag, heat is provided for a user, and the survival time of the user is prolonged.

Further toThe bag body is made of dehydrated cotton.

By the arrangement, the bag body has air permeability and water absorbability, and the reaction of the quicklime and water can be continuously carried out.

Further toThe puncture mechanism comprises a first sleeve, the lower end of the first sleeve is fixedly connected to the outer side wall of the box body above the water storage chamber, the upper end of the first sleeve is communicated, the inner wall of the upper end of the first sleeve is fixedly connected with a first annular sleeve, a second sleeve is sleeved in the first annular sleeve, the upper end of the second sleeve is closed, the lower end of the second sleeve is communicated, the outer side wall of the lower end of the second sleeve is fixedly connected with a second annular sleeve which is identical to the first annular sleeve, a spring is sleeved in the second sleeve, the upper end of the spring is fixedly connected with the second sleeve, the lower end of the spring is fixedly connected with the outer side wall of the box body, a puncture rod is arranged in the spring, the upper end of the puncture rod is fixedly connected with the second sleeve, the lower end of the puncture rod is provided with a puncture part, the puncture part is positioned in a water storage chamber, and the distance from the puncture part to the outer side of the lower side wall of the water storage chamber is smaller than the maximum compression stroke of the spring.

Through above-mentioned setting, the person of facilitating the use presses the second sleeve in order to impale the water storage chamber, makes water slowly flow into the plenum chamber, avoids quick lime and a large amount of water reaction, and the short time produces a large amount of heat, and causes extravagant or scald, has guaranteed the sustainability of heat production.

Further toThe box body is provided with an audible and visual alarm device, a GPS positioning device is arranged in a power cavity of the box body, and the audible and visual alarm device and the GPS positioning device are electrically connected with a storage battery.

Through the arrangement, a user falling into water can be found in time by rescue workers under the condition of bad weather or poor sight, and the survival probability of the user falling into water is improved.

Further toA storage bag is detachably arranged on one side of the power cavity of the box body, and food or small-sized first-aid bags are arranged in the storage bag.

Through the arrangement, a user is easy to hurt and bleed when falling into water, if the user is not wrapped in time, the user can be endangered by soaking in water for a long time, and the survival time of the user after falling into water can be prolonged by both food and small-sized first-aid kit.

Drawings

FIG. 1 is a schematic diagram of a self-rescue device in water falling according to the present invention;

FIG. 2 is a cross-sectional view of a case of a self-rescue device in water according to the present invention;

fig. 3 is an enlarged view at I in fig. 2.

Detailed Description

The following is a further detailed description of the embodiments:

reference numerals in the drawings of the specification include: the automatic belt buckle comprises a belt body 1, an automatic belt buckle head 2, a box body 3, an inflation cavity 4, a power cavity 5, an annular waterproof air bag 6, a one-way valve 7, a bag body 8, a water storage chamber 9, a through hole 10, a rubber plug 11, a first sleeve 12, a first annular sleeve 13, a second sleeve 14, a second annular sleeve 15, a spring 16, a puncture rod 17, a PTC heating element 18, a storage battery 19, a control module 20, an audible and visual alarm device 21, a GPS positioning device 22, a liquid pressure sensor 23 and a relay 24.

Embodiment is shown in fig. 1, a self-rescue device falls into water, including automatic the knot belt, automatic the knot belt includes the area body 1 and articulates the automatic knot belt head 2 at the area body 1 front end, and the rear end of the area body 1 is provided with the buckle portion that can pass automatic knot belt head 2 and with automatic knot belt head 2 lock, and the rear end of buckle portion passes automatic knot belt head 2, and the rear end of buckle portion and the lateral surface laminating of area body 1.

Referring to fig. 2 and 3, the outer side face of the automatic belt buckling head 2 is fixedly connected with a box body 3 with a cavity, the middle part of the cavity of the box body 3 is fixedly connected with a vertical partition board, the partition board is used for dividing the cavity of the box body 3 into an inflating cavity 4 on the left side and a power cavity 5 on the right side, a sodium azide solid tablet is placed in the inflating cavity 4, an opening is formed in the left side wall of the inflating cavity 4, a metal filter screen covering the opening is arranged on the left side wall of the inflating cavity 4, an annular waterproof air bag 6 which is compressed and folded into a belt shape is fixedly bonded on the outer side face of the belt body 1 between the automatic belt buckling head 2 and a buckling part, the front end of the annular waterproof air bag 6 is communicated, the front end of the annular waterproof air bag 6 is fixedly connected with the opening, and a single-way valve 7 is arranged at the connecting position.

The bottom of the air-filling cavity 4 is provided with a water-permeable and air-permeable bag body 8, the bag body 8 is made of dehydrated cotton, and quicklime is filled in the bag body 8; the top of the air filling cavity 4 is provided with a water storage chamber 9, the side wall at the top of the water storage chamber 9 is provided with a through hole 10, and the through hole 10 is provided with a rubber plug 11.

The outer side wall of the box body 3 at the top of the air filling cavity 4 is also provided with a puncture mechanism, the puncture mechanism comprises a first sleeve 12, the lower end of the first sleeve 12 is fixedly connected to the outer side wall of the box body 3 at the upper side of the water storage chamber 9, the upper end of the first sleeve 12 is communicated, the inner wall of the upper end of the first sleeve 12 is fixedly connected with a first annular sleeve 13, the first annular sleeve 13 is sleeved with a second sleeve 14, the upper end of the second sleeve 14 is closed, the lower end of the second sleeve 14 is communicated, the outer side wall of the lower end of the second sleeve 14 is fixedly connected with a second annular sleeve 15 which is the same as the first annular sleeve 13, a spring 16 is sleeved in the second sleeve 14, the upper end of the spring 16 is fixedly connected with the second sleeve 14, the lower end of the spring 16 is fixedly connected with the outer side wall of the box body 3, a puncture rod 17 is penetrated in the spring 16, the upper end of the puncture rod 17 is fixedly connected with the second sleeve 14, the lower end of the puncture rod 17 penetrates through the side wall of the box body 3 and is positioned in the water storage chamber 9, and the distance from the puncture part to the outer side wall of the lower side wall of the water storage chamber 9 is smaller than the maximum compression stroke of the spring 16.

The right side wall of the air charging cavity 4 is provided with a PTC heating element 18, the PTC heating element 18 is electrically connected with a relay 24, the relay 24 is located in the power cavity 5, a storage battery 19 and a control module 20 are further placed in the power cavity 5, the control module 20 adopts a miniature PLC controller, a liquid pressure sensor 23 is fixedly connected to the upper side of the box body 3, the liquid pressure sensor 23 is electrically connected with the storage battery 19, the liquid pressure sensor 23 is electrically connected with the control module 20, the control module 20 is electrically connected with the storage battery 19, the control module 20 is electrically connected with the relay 24, and if the liquid pressure sensor 23 detects water pressure, the control module 20 controls the relay 24 to be communicated with a circuit.

The right side of box body 3 is provided with audible and visual alarm 21, still installs GPS positioner 22 in the power cavity 5 of box body 3, audible and visual alarm 21 and GPS positioner 22 all with battery 19 electric connection, and all be provided with the switch on its circuit, the switch is located the lateral wall of box body. The right side of the box body 3 is detachably provided with a storage bag, food or small-sized first-aid bags are arranged in the storage bag, and the bag mouth of the storage bag is contracted by adopting rubber bands.

When the device specifically works, a user can use the device as a common belt, the device passes through the trouser tabs of trousers and is fastened, when the user falls into water accidentally, the liquid pressure sensor 23 detects water pressure and sends information to the control module 20, the control module 20 receives water pressure which is more than 490Pa, namely, when the water depth of the liquid pressure sensor 23 reaches 5cm, the control module 20 controls the relay 24 to be communicated with a circuit, the PTC heating element 18 is heated to 300 ℃, the sodium azide solid tablet in the inflatable cavity 4 is heated and decomposed to produce a large amount of nitrogen, the nitrogen enables the annular waterproof air bag 6 to expand and the trouser tabs to be broken in a very short time, the user floats out of the water under the action of the annular waterproof air bag 6, and after waiting for 30 seconds, the controller module 20 controls the relay 24 to open the circuit to avoid burning out the circuit; the user can move or fix annular waterproof gasbag 6 through the elasticity of adjustment belt, prevent that the gasbag from droing when user's hand is powerless, the belt removes the back, the user can conveniently take off trousers, avoid trousers to soak aggravate, influence swimming and beat the leg, and cover trousers when sunshine shines too big and avoid sunburn or sun-sickness in the top, if when dropping in the sea, accessible drinks fresh water in the water storage chamber 9, when fresh water in water storage chamber 9 finishes, can pour external water into water storage chamber 9, and flow into the inflation chamber 4 through piercing mechanism, the water invasion bag body 8 that flows into inflation chamber 4 reacts with quick lime, release a large amount of heats, generate vapor and fill in annular waterproof gasbag 6, furthest's ensure user's physical function is normal, simultaneously, the user opens audible and visual alarm device 21 and GPS positioner 22, provide the location for asking the assistance personnel, if injured or hunger is packed up in the thing bag, place food and small-size medical package, can eat and simply take place the wound, and wait to the bank to rescue in whole process.

The foregoing description of the embodiments of the present invention will not be repeated for all common sense of construction and characteristics known in the art, and it should be noted that, for those skilled in the art, modifications and improvements can be made without departing from the construction of the present invention, and these should also be regarded as the protection scope of the present invention, which does not affect the effect of the implementation of the invention and the practical applicability of the patent. The protection scope of the present application shall be subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.

Claims

1. The utility model provides a device of saving oneself falls into water, includes automatic knot belt, and automatic knot belt includes the area body (1) and sets up automatic knot belt head (2) at area body (1) front end, its characterized in that: the utility model discloses a PTC battery, including belt body (1), battery, electric power supply (18), battery, PTC relay (18) and PTC relay (18) are connected to the battery, PTC battery (19) is connected to the battery, PTC battery (18) is connected to the battery (18) and PTC battery (18), the control module (20) is respectively and electrically connected with the liquid pressure sensor (23), the storage battery (19) and the relay (24), and the control module (20) controls the relay (24) to be communicated with a circuit according to information sent by the liquid pressure sensor (23);

the waterproof bag is characterized in that a single-pass valve (7) is arranged at the joint of the annular waterproof air bag (6) and the opening, a water-permeable and breathable bag body (8) is arranged at the bottom of the air inflation cavity (4), quicklime is arranged in the bag body (8), a water storage chamber (9) is arranged at the top of the air inflation cavity (4), a through hole (10) is formed in the side wall of the top of the water storage chamber (9), a rubber plug (11) is arranged in the through hole (10), and a puncture mechanism is further arranged on the outer side wall of the box body (3) at the top of the air inflation cavity (4) and is used for enabling water in the water storage chamber (9) to flow into the air inflation cavity (4);

the bag body (8) is made of dehydrated cotton;

the puncture mechanism comprises a first sleeve (12), the lower end of the first sleeve (12) is fixedly connected to the outer side wall of a box body (3) above a water storage chamber (9), the upper end of the first sleeve (12) is communicated with a first annular sleeve (13) fixedly connected to the inner wall of the upper end of the first sleeve (12), a second sleeve (14) is sleeved in the first annular sleeve (13), the upper end of the second sleeve (14) is closed, the lower end of the second sleeve (14) is communicated with the lower end of the second sleeve (14), a second annular sleeve (15) which is identical to the first annular sleeve (13) is fixedly connected to the outer side wall of the lower end of the second sleeve (14), a spring (16) is fixedly connected to the upper end of the second sleeve (14), the lower end of the spring (16) is fixedly connected to the outer side wall of the box body (3), a puncture rod (17) is arranged in the spring (16), the upper end of the puncture rod (17) is closed with the upper end of the second sleeve (14), and the outer side wall of the second sleeve (14) is fixedly connected to the outer side wall of the first annular sleeve (13), and the puncture rod (17) is located at the position of the compression position (389) where the puncture position is located.

2. The water fall self-rescue device as defined in claim 1, wherein: the novel intelligent solar cell is characterized in that an audible and visual alarm device (21) is arranged on the box body (3), a GPS positioning device (22) is arranged in a power cavity (5) of the box body (3), and the audible and visual alarm device (21) and the GPS positioning device (22) are electrically connected with a storage battery (19).

3. The water fall self-rescue device as defined in claim 1, wherein: a storage bag is detachably arranged on one side of a power cavity (5) of the box body (3), and food or small-sized first-aid bags are arranged in the storage bag.