CN112298492B

CN112298492B - Self-generating light-emitting life jacket

Info

Publication number: CN112298492B
Application number: CN202011149616.7A
Authority: CN
Inventors: 张天宇
Original assignee: Dongtai City Haiou Navigation Equipment Co ltd
Current assignee: DONGTAI CITY HAIOU NAVIGATION EQUIPMENT CO.,LTD.
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2022-01-11
Anticipated expiration: 2040-10-23
Also published as: CN112298492A

Abstract

A self-generating luminous life jacket belongs to the technical field of life jackets and comprises a life jacket body and an LED lamp, wherein the life jacket body is composed of an inner layer closed cavity and an outer layer closed cavity which are formed by inner layer cloth, middle layer cloth and outer layer cloth; the outer layer closed cavity is filled with floaters, and the inner layer closed cavity is internally provided with a friction power generation device, a rectification voltage stabilizing device and an electricity storage device; the friction power generation device is electrically connected with the rectifying and voltage stabilizing device, and the rectifying and voltage stabilizing device is electrically connected with the power storage device; the power storage device is electrically connected with the LED electric lamp; the buckling belt is a double-layer buckling belt, wherein the inner-layer buckling belt is fixedly arranged on the inner-layer cloth, and the outer-layer buckling belt is fixedly arranged on the middle-layer cloth; insulating shockproof materials are packaged at the peripheries of the rectifying voltage stabilizing device and the power storage device and are fixedly installed at the bottom of the inner-layer closed cavity to serve as weight blocks of the life jacket; the life jacket has the advantages that the life jacket can automatically generate electricity and emit light; the power generation effect is improved as a whole and the floating of the lower part of the life jacket to block the swimming is avoided.

Description

Self-generating light-emitting life jacket

Technical Field

The invention belongs to the technical field of life jackets, and particularly relates to a self-generating luminous life jacket.

Background

With the vigorous development of marine traffic, accidents of marine operators caused by falling into water sometimes occur, the life jacket is an essential life-saving tool in the process of marine navigation, and drowning death can be effectively reduced by wearing the life jacket when the accidents occur.

In order to facilitate rescue, the existing life jacket is provided with a warning device which mainly sends out light warning. Generally, an electric lamp is mounted on the life jacket. The commonly used life jacket lamp generally comprises a waterproof shell, a battery, a working circuit, a luminescent lamp and a reed switch matched with a control switch are arranged in the shell, and the control switch with magnetic steel and a water sensor are arranged outside the shell. The control switch of the ordinary life jacket lamp emits light to send out a distress signal after being turned on.

For example, patent document CN 101962070B discloses a life jacket lamp capable of emitting life jacket light signals after the life jacket is submerged, the working circuit of the life jacket lamp comprises an MCU control unit, the signal input part of the MCU control unit is respectively connected to a water sensor and a reed switch controlled by a control switch, and the output part of the MCU control unit is connected to an LED light; a trigger signal analysis module for detecting a trigger signal of the water sensor, a switch signal analysis module for detecting the number of times of switch on/off operation and time interval of the control switch and an LED driving module for driving the LED light-emitting lamp are arranged in the MCU control unit; the advantages are that: 1. a special forced starting switch is required to be arranged, so that the structure is simplified, and the cost is reduced; 2. the working state of the battery of the lifejacket lamp can be known in time in the daily maintenance process, so that the condition that the light-emitting time cannot be guaranteed in the use process is prevented. However, the scheme needs a battery to provide power, the common life jacket is not available for use for a long time, once the life jacket is used, the effectiveness of the battery is difficult to ensure, and particularly, a person falling into water can easily use the battery when waiting for rescue, and cannot obtain subsequent power supply.

Disclosure of Invention

The technical problem to be solved by the invention is to provide a life jacket which utilizes the power generated by sea wave to enable devices in the life jacket to rub against each other, generates electricity through friction and stores power to provide power for an LED luminescent lamp, and the luminescent power is never powered off because sea wave exists all the time.

In order to solve the technical problems, the invention adopts the technical scheme that the self-generating luminous life jacket comprises a life jacket body and an LED electric lamp, wherein the cloth for manufacturing the life jacket body is high-strength waterproof cloth; the outer layer closed cavity is filled with floaters, the floaters comprise sponge, EPS foam and the like, and are used for supporting the volume of the outer layer closed cavity to generate buoyancy; a friction power generation device, a rectifying and voltage stabilizing device and a power storage device are arranged in the inner-layer closed cavity, the friction power generation device comprises a first induction electrode plate and a second induction electrode plate, the first induction electrode plate is fixedly arranged on the inner-layer cloth, the second induction electrode plate is fixedly arranged on the middle-layer cloth, and when the inner-layer closed cavity is completely expanded, the first induction electrode plate and the second induction electrode plate are in a parallel state and have a certain distance; thus, when a person falling into water floats in seawater by wearing the life jacket, the outer closed cavity coated with the floating objects moves back and forth along with waves along with the impact of sea waves, the middle-layer cloth is driven to move along with the waves, the second induction electrode plate fixedly arranged on the middle-layer cloth also moves back and forth along with the waves, as the first induction electrode plate fixed on the inner-layer cloth has a certain distance with the second induction electrode plate, the movement of the first induction electrode plate lags when the second induction electrode plate moves back and forth, thus, friction is generated between the first induction electrode plate and the second friction radiating fin, when the friction occurs, the first induction electrode plate generates electrons, the second induction electrode plate receives the electrons, the surfaces of the two induction electrode plates are respectively provided with charges with opposite polarities, so that a potential difference is generated between the two induction electrode plates to drive the electrons to flow back and forth, thereby generating an electric current; the first induction electrode plate and the second induction electrode plate are respectively provided with a conducting wire connected with a rectifying and voltage stabilizing device, and the rectifying and voltage stabilizing device is electrically connected with the power storage device; the rectification voltage stabilizer converts alternating current into pulsating direct current, converts the pulsating direct current into smooth direct current, converts the smooth direct current into stable direct current, and inputs the direct current into the power storage device for storage; the power storage device is electrically connected with the LED electric lamp.

The first induction electrode plate is a sheet made of polyester fibers or polyethylene fibers; the second sensing electrode plate is a sheet-shaped object made of polydimethylsiloxane, polyvinyl chloride or polytetrafluoroethylene.

The surfaces of the first induction electrode plate and the second induction electrode plate, which can contact with each other and generate friction, are called friction surfaces, and numerous irregular particulate protrusions are directly generated on the friction surfaces of the first induction electrode plate and the second induction electrode plate, so that the friction coefficient can be increased, and further, the generation of electric charges is increased.

Further, when the first induction electrode plate and the second induction electrode plate are unfolded in a parallel state, the parallel distance between the first induction electrode plate and the second induction electrode plate is 0.3-10mm, the further preferable distance is 1.0-5.0mm, and the optimal distance is 2.5 mm.

The life jacket further comprises a buckle belt, and the root of the buckle belt is directly installed on the inner-layer cloth. Therefore, the middle layer cloth and the outer layer cloth can move fully along with the sea waves.

Furthermore, the buckle belt is bifurcated into a double-layer buckle belt from a position close to the root part, namely an inner-layer buckle belt and an outer-layer buckle belt, wherein the root part of the inner-layer buckle belt is fixedly arranged on the inner-layer cloth, and the root part of the outer-layer buckle belt is fixedly arranged on the middle-layer cloth; wherein the length of the single side of the outer-layer buckle belt is 5-15mm longer than that of the single side of the inner-layer buckle belt, preferably 9 mm. The double-layer belt with the long outer part and the short inner part is manufactured, the inner-layer belt can be fastened with the inner-layer cloth, the outer-layer belt is fastened with the middle-layer cloth in a loose and slow mode, when the double-layer belt is impacted by sea waves, the first induction electrode plate and the second induction electrode plate cannot move synchronously, the stroke of the second induction electrode plate is longer, and therefore the generation of electric charges is effectively increased.

Furthermore, the rectifying and voltage stabilizing device and the electricity storage device are both packaged with insulating shockproof materials and fixedly mounted at the bottom of the inner-layer closed cavity, namely, the rectifying and voltage stabilizing device and the electricity storage device are mounted at the lowest end of the life jacket body, and the rectifying and voltage stabilizing device and the electricity storage device are arranged at the lowest end of the life jacket, so that the rectifying and voltage stabilizing device and the electricity storage device can be simultaneously used as the weight blocks of the life jacket.

Furthermore, the rectifying and voltage stabilizing device and the electricity storage device which are used as the weight blocks are divided into three groups, are respectively and fixedly arranged at the bottoms of the inner-layer closed cavities at the positions of the left lappet, the right lappet and the back lappet, and are respectively and electrically connected with LED electric lamps which are arranged on the outer surfaces of the positions of the left lappet, the right lappet and the back and are in distress signal arrangement.

The invention has the advantages that the life jacket is arranged into an outer-layer closed cavity and an inner-layer closed cavity, wherein the outer-layer closed cavity contains floaters, and the inner-layer closed cavity is provided with a friction power generation device, a rectification voltage stabilization device and an electricity storage device, so that the life jacket can automatically generate electricity and emit light; the buckle belt is made into a double-layer buckle belt with a long outer part and a short inner part, so that the power generation effect can be improved; the rectifying and voltage-stabilizing device and the electricity storage device are used as the weight blocks, so that the condition that the lower part of the life jacket floats to hinder swimming can be avoided.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the self-generating luminous life jacket.

Fig. 2 is a schematic cross-sectional view of the line a in fig. 1.

Fig. 3 is a schematic cross-sectional view of the position of line B in fig. 1.

FIG. 4 is a schematic view of a double-layered buckle belt with a long outside and a short inside according to the present invention.

In the figure: 1. the life jacket comprises a life jacket body, 2 LED lamps, 3 inner-layer cloth, 4 middle-layer cloth, 5 outer-layer cloth, 6 inner-layer closed cavities, 7 outer-layer closed cavities, 8 floating objects, 9 friction power generation devices, 10 rectifying and voltage stabilizing devices, 11 power storage devices, 12 first induction electrode plates, 13 second induction electrode plates, 14 fastening belts, 15 double-layer fastening belts, 16 inner-layer fastening belts, 17 outer-layer fastening belts, 18 single-side lengths of the outer-layer fastening belts, 19 single-side lengths of the inner-layer fastening belts, 20 weight blocks, 21 left lappets, 22 right lappets and 23 back lappets.

Detailed Description

The present invention is further illustrated by the following examples, which are intended to illustrate the invention but not to limit it further, and should not be construed as limiting the scope of the invention.

Example 1.

As shown in the figure, a self-generating luminous life jacket is manufactured, namely, on the basis of the existing life jacket body 1 with an LED lamp 2, the cloth structure for manufacturing the life jacket body 1 is made to be composed of an inner layer cloth 3, a middle layer cloth 4 and an outer layer cloth 5, wherein the inner layer cloth 3 and the middle layer cloth 4 form a waterproof inner layer closed cavity 6, and the middle layer cloth 4 and the outer layer cloth 5 form a waterproof outer layer closed cavity 7; the outer-layer closed cavity 7 is filled with a floating object 8, and the floating object 8 is made of EPS foam material and used for supporting the volume of the outer-layer closed cavity 7 to generate buoyancy; a friction power generation device 9, a rectification and voltage stabilization device 10 and a power storage device 11 are arranged in the inner-layer closed cavity 7, the friction power generation device 9 comprises a first induction electrode plate 12 and a second induction electrode plate 13, the first induction electrode plate 12 is made of polyester fibers into a sheet-shaped object, and the second induction electrode plate 13 is made of polydimethylsiloxane into a sheet-shaped object; the surfaces of the first sensing electrode plate 12 and the second sensing electrode plate 13, which can contact and generate friction, are called friction surfaces, and numerous irregular particulate protrusions are directly formed on the friction surfaces of the first sensing electrode plate 12 and the second sensing electrode plate 13; the first induction electrode plate 12 is fixedly arranged on the inner-layer cloth 3, the second induction electrode plate 13 is fixedly arranged on the middle-layer cloth 4, and when the inner-layer closed cavity 6 is completely expanded, the first induction electrode plate 12 and the second induction electrode plate 13 are in a parallel state and have a certain distance; when the first sensing electrode plate 12 and the second sensing electrode plate 13 are unfolded in a parallel state, the parallel distance between the first sensing electrode plate 12 and the second sensing electrode plate 13 is 0.3-10mm, and the parallel distance is 2.5mm in this embodiment; then, the first induction electrode plate 12 and the second induction electrode plate 13 are respectively connected with a rectification and voltage stabilization device 10 by electric leads, the rectification and voltage stabilization device 10 comprises a rectification circuit, a filter circuit and a voltage stabilization circuit, wherein the rectification circuit is a rectification bridge formed by four diodes and used for converting alternating current into pulsating direct current; the filter circuit is composed of a capacitor and is used for converting the pulsating direct current into smooth direct current; the voltage stabilizing circuit consists of a chip LM317A, a diode, a resistor and a capacitor and is used for converting smooth direct current into stable direct current and then directly connecting the direct current into the power storage device 11; namely, the rectifying and voltage stabilizing device 10 is electrically connected to the power storage device 11, in this embodiment, the power storage device 11 adopts a lithium battery as a storage battery, direct current is input into the lithium battery for storage, and then the power storage device 11 is electrically connected to the LED lamp 2; and finally, directly mounting the root part of the buckling belt 14 on the life jacket body 1 on the inner-layer cloth 3.

Therefore, because the middle layer cloth 4 and the outer layer cloth 5 are not directly connected with the buckling belt 14, the middle layer cloth 4 and the outer layer cloth 5 can fully move along with the sea waves, when a person who falls into water floats in the sea water, along with the impact of the sea waves, the outer layer closed cavity 7 coated with the floater 8 can move back and forth along with the waves, and further drives the middle layer cloth 4 to move back and forth, the second induction electrode plate 13 fixedly arranged on the middle layer cloth 4 can also move back and forth along with the waves, because the first induction electrode plate 12 fixed on the inner layer cloth 3 is at a distance from the second induction electrode plate 13, when the second induction electrode plate 13 moves back and forth, the movement of the first induction electrode plate 12 can lag, so that along with the impact of the sea waves, the first induction electrode plate 12 and the second friction radiating fins 13 can collide with each other to generate friction, when the friction occurs, the first induction electrode plate 12 made of polyester fibers can generate electrons, the second sensing electrode plate 13 made of polydimethylsiloxane receives electrons, and the surfaces of the two sensing electrode plates are respectively provided with charges with opposite polarities, so that a potential difference is generated between the two sensing electrode plates to drive the electrons to flow back and forth, a current is generated, the current is connected into the rectifying and voltage stabilizing device 10 to be converted into a direct current and then stored in the electricity storage device 11, and the electricity storage device 11 supplies power to the LED lamp 2 to emit light.

Example 2.

As shown in the figure, on the basis of embodiment 1, further, the fastening tape 14 is bifurcated from a position near the root into a double-layer fastening tape 15, which is an inner-layer fastening tape 16 and an outer-layer fastening tape 17, respectively, wherein the root of the inner-layer fastening tape 16 is fixedly installed on the inner-layer fabric 3, and the root of the outer-layer fastening tape 17 is fixedly installed on the middle-layer fabric 4; wherein the single-side length 18 of the outer strap is 5-15mm longer than the single-side length 19 of the inner strap, and in this embodiment, the single-side length 18 of the outer strap is made 9mm longer than the single-side length 19 of the inner strap; the double-layer buckle belt 15 with the long outer part and the short inner part is made in this way, the inner-layer buckle belt 16 can be used for tightly hooping the inner-layer cloth 3, the outer-layer buckle belt 17 is in a loose and soft state and used for tying the middle-layer cloth 4, when the double-layer buckle belt is impacted by sea waves, the back-and-forth movement of the first induction electrode plate 12 and the second induction electrode plate 13 cannot be synchronous, the movement range can be controlled, the back-and-forth movement is rapid, the stroke of the second induction electrode plate is longer, and further the generation of electric charges is effectively increased.

Example 3.

As shown in the figure, based on the embodiment 2, further, the outer peripheries of the rectifying and voltage stabilizing device 10 and the electricity storage device 11 are encapsulated by elastic rubber and then fixedly installed at the bottom of the inner closed cavity 6, that is, at the lowest end of the life jacket body 1, because the rectifying and voltage stabilizing device 10 and the electricity storage device 11 have a certain weight, the rectifying and voltage stabilizing device 10 and the electricity storage device 11 are placed at the lowest end of the life jacket body 1, so that the rectifying and voltage stabilizing device 10 and the electricity storage device 11 can simultaneously serve as the weight block 20 of the life jacket, because after a person falling into water wears the life jacket, the lower part of the life jacket tends to float more due to the larger buoyancy of the lower part of the life jacket, the person falling into water is hindered, and once the operation is not good, the life jacket can be separated from the person falling into water, after the rectifying and voltage stabilizing device 10 and the electricity storage device 11 serve as the weight block 20, the lower part of the life jacket does not float completely, thereby avoiding the life jacket from separating from the person falling into the water; however, the life jacket needs to keep the integral buoyancy between 7.5 kg and 15 kg; in the embodiment, the rectifying and voltage stabilizing device 10 and the power storage device 11 as the weight 20 are divided into three groups, which are respectively fixedly installed at the bottom of the inner layer closed cavity 6 at the positions of the left lappet 21, the right lappet 22 and the back lappet 23 as shown in the figure, and are respectively and electrically connected with the LED electric lamps 2 which are arranged on the outer surfaces of the positions of the left lappet, the right lappet and the back and are in distress signal arrangement. Therefore, the lower part of the life jacket body is not easy to float, the lower part of the life jacket can be prevented from floating to obstruct swimming, and the life jacket can be prevented from separating from a person falling into water.

Claims

1. A self-generating luminous life jacket comprises a life jacket body and an LED lamp and is characterized in that a cloth structure for manufacturing the life jacket body is composed of inner cloth, middle cloth and outer cloth, wherein the inner cloth and the middle cloth form a waterproof inner closed cavity, and the middle cloth and the outer cloth form a waterproof outer closed cavity; the outer layer closed cavity is filled with floating objects; a friction power generation device, a rectification and voltage stabilization device and a storage battery are arranged in the inner-layer closed cavity; the friction power generation device comprises a first induction electrode plate and a second induction electrode plate, wherein the first induction electrode plate is fixedly arranged on the inner-layer cloth, the second induction electrode plate is fixedly arranged on the middle-layer cloth, and when the inner-layer closed cavity is completely expanded, the first induction electrode plate and the second induction electrode plate are in a parallel state and have a certain distance; the first induction electrode plate and the second induction electrode plate are respectively provided with a conducting wire to be connected with a rectifying and voltage stabilizing device, the rectifying and voltage stabilizing device is electrically connected with a storage battery, and the storage battery is electrically connected with the LED lamp.

2. The self-generating luminescent lifejacket according to claim 1, wherein said first sensing electrode plate is a sheet made of polyester fiber or polyethylene fiber; the second sensing electrode plate is a sheet-shaped object made of polydimethylsiloxane, polyvinyl chloride or polytetrafluoroethylene.

3. The self-generating luminous life jacket according to claim 2, wherein a plurality of irregular particulate protrusions are directly formed on the friction surfaces of the first and second inductive electrode plates.

4. The self-generating luminous life jacket according to claim 3, wherein the parallel distance between the first induction electrode plate and the second induction electrode plate is 0.3-10 mm.

5. The self-generating luminous life jacket according to claim 4, characterized in that the life jacket further comprises a buckle belt, and the root of the buckle belt is directly mounted on the inner cloth.

6. The self-generating luminous life jacket according to claim 5, wherein the buckle belt is bifurcated from a position close to the root into a double-layer buckle belt which is an inner-layer buckle belt and an outer-layer buckle belt respectively, wherein the root of the inner-layer buckle belt is fixedly arranged on the inner-layer cloth, and the root of the outer-layer buckle belt is fixedly arranged on the middle-layer cloth; wherein the length of the outer-layer buckle belt is 5-15mm longer than that of the inner-layer buckle belt.

7. The self-generating luminous life jacket according to claim 6, wherein the rectifying and voltage-stabilizing device and the storage battery are fixedly arranged at the bottom of the inner-layer closed cavity.

8. The self-generating luminous life jacket according to claim 7, wherein the rectifying and voltage stabilizing device and the storage battery are divided into three groups, are respectively and fixedly installed at the bottoms of the inner-layer closed cavities at the positions of the left lappet, the right lappet and the back lappet, and are respectively connected with LED electric lamps which are arranged on the outer surfaces of the positions of the left lappet, the right lappet and the back and are arranged in the shape of distress signals.

9. The self-generating luminous life jacket according to claim 8, wherein the parallel distance between the first induction electrode plate and the second induction electrode plate is 2.5 mm; the length of the single side of the outer-layer buckle belt is 9mm longer than that of the single side of the inner-layer buckle belt.

10. The self-generating luminescent lifejacket according to claim 9, wherein said float is made of EPS foam.