CN106477005A - Lifesaving appliance and lifesaving bracelet - Google Patents
Lifesaving appliance and lifesaving bracelet Download PDFInfo
- Publication number
- CN106477005A CN106477005A CN201611202266.XA CN201611202266A CN106477005A CN 106477005 A CN106477005 A CN 106477005A CN 201611202266 A CN201611202266 A CN 201611202266A CN 106477005 A CN106477005 A CN 106477005A
- Authority
- CN
- China
- Prior art keywords
- cavity
- reactant
- air bag
- lifesaving appliance
- sealing container
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
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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
- B63C9/13—Life-buoys, e.g. rings; Life-belts, jackets, suits, or the like attachable to body member, e.g. arm, neck, head or waist
- B63C9/15—Life-buoys, e.g. rings; Life-belts, jackets, suits, or the like attachable to body member, e.g. arm, neck, head or waist having gas-filled compartments
- B63C9/155—Life-buoys, e.g. rings; Life-belts, jackets, suits, or the like attachable to body member, e.g. arm, neck, head or waist having gas-filled compartments inflatable
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
- Emergency Lowering Means (AREA)
Abstract
The invention provides a kind of lifesaving appliance and lifesaving bracelet, it is related to water survival technical field.The lifesaving appliance that the present invention provides, including：Expandable air bag, described inside air bag has and is separated and is not attached to the first logical cavity and the second cavity each other, and can be destroyed for separating the part of the first cavity and the second cavity, so that the first cavity and the connection of the second cavity；It is placed with the first reactant in described first cavity, in described second cavity, is placed with the second reactant, described first reactant produces gas after contacting with the second reactant, and described gas is used for making described airbag inflation.When running into drowned situation, user crushes the part for separating the first cavity and the second cavity, the first reactant and the contact of the second reactant is made to produce gas, so that airbag inflation, drowning person just can swim on the water surface by described lifesaving appliance, and the life security of drowning person can be guaranteed.
Description
Technical field
The present invention relates to water survival technical field, especially relate to a kind of lifesaving appliance and lifesaving bracelet.
Background technology
Swimming is a kind of systemic movement, not only can lose weight, and also can improve the cardio-pulmonary function of people.The bone of people in water
Bone can sufficiently be loosened, and this is very good for the tall and straight body of holding, and meanwhile, swimming can also strengthen cardiac muscle
Function, in water exercise, each organ is involved in wherein people, big energy-consuming, and blood circulation is also accelerated therewith, and swimming can be taken exercise out
One powerful heart, reaches the purpose built up resistance.But, waters is a special environment after all, during swimming,
The emergency situations of danger, such as sole skidding, trick cramp, myasthenia of limbs etc. occur unavoidably, annual drowned accident occurs often,
Even outstanding swimming top-notch player, also can face suddenly emergency and cannot save oneself and cause to drown.
Special salvor can be provided with natatorium, but for some travels fan, such as in the sea that people is few
For side, river bank or lakeside carry out the people of swimming exercise, in order to obtain more preferable swimming experience, they are to carry with
Lifebuoy or wearing life jacket, so their life security there is great hidden danger.
There is problems with use in existing lifesaving appliance：Such as lifebuoy or life jacket, they have
Larger volume, is unhandy to carry about during swimming.
Content of the invention
It is an object of the invention to provide a kind of lifesaving appliance and lifesaving bracelet, to solve existing life-saving appliance volume relatively
Big it has not been convenient to the technical problem that carries.
The lifesaving appliance that the present invention provides, including：Expandable air bag, described inside air bag have be separated and each other
It is not attached to the first logical cavity and the second cavity, and can be destroyed for separating the part of the first cavity and the second cavity, with
Make the first cavity and the connection of the second cavity；
It is placed with the first reactant in described first cavity, in described second cavity, be placed with the second reactant, described
One reactant produces gas after contacting with the second reactant, and described gas is used for making described airbag inflation.
Further, described first reactant is aluminum sulfate, and described second reactant is sodium bicarbonate.
Further, the described part for separating the first cavity and the second cavity is sealing container.
Further, the material of described sealing container is glass.
Further, described sealing container inner chamber is the first cavity, and the outer wall of described sealing container is interior with described air bag
Form described second cavity between wall.
Further, the number of described sealing container is multiple, and the inner chamber of multiple described sealing containers forms first respectively
Cavity and the second cavity.
Further, described sealing container includes at least one easy folding part, and the fineness degree of described easy folding part is less than described close
The fineness degree at envelope container two ends.
Further, described air bag is provided with zip, by described air sac sealing after described zip drawing.
Further, described lifesaving appliance includes distress signal emitter and the air pressure detection being arranged on described inside air bag
Unit, described distress signal emitter is used for sending out when the air pressure that described air pressure detecting unit detects in air bag reaches predetermined value
Go out distress signal.
The lifesaving bracelet that the present invention provides, including above-mentioned lifesaving appliance, and described air bag be shaped as annular.
The present invention provides lifesaving appliance, including：Expandable air bag, described inside air bag has the first cavity and the second chamber
Body, the first cavity and the second cavity are independent of one another and disconnected, and for separating the portion of the first cavity and the second cavity
Part can be destroyed.It is placed with the first reactant in described first cavity, in described second cavity, be placed with the second reactant, when
After separating being partially destroyed of the first cavity and the second cavity, the first cavity and the second cavity just can connect, thus first
Reactant can produce gas after contacting with the second reactant, and increasing gas can make described airbag inflation become big, swollen
Air bag after swollen can swim on the water surface, and the air bag that user can be crouched down upon inflation waits for rescue or by expansion
Air bag afterwards is swum back on ground.The lifesaving appliance that the present invention provides, when not using, small volume, it is convenient for carrying, do not affect to use
Person carries out swimming exercise；When user occurs drowning danger, user only need to destroy separation the first cavity and the second chamber
The part of body just can start this lifesaving appliance, and device is simple to operate, starts quick, can reach the purpose of quick relief.
The lifesaving bracelet that the present invention provides, including above-mentioned lifesaving appliance, air bag be shaped as annular, this bracelet small volume,
User is worn in wrist when swimming, does not affect user and carries out swimming exercise, when user occurs drowning danger
When, user only need to destroy separation the first cavity and the part of the second cavity just can start lifesaving bracelet, and device operates
Simply, start quickly, the purpose of quick relief can be reached.
Brief description
In order to be illustrated more clearly that the specific embodiment of the invention or technical scheme of the prior art, below will be to concrete
In embodiment or description of the prior art the accompanying drawing of required use be briefly described it should be apparent that, below describe in
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not paying creative work
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
The schematic diagram of the lifesaving appliance that Fig. 1 provides for the embodiment of the present invention 1；
The sectional view of the lifesaving appliance that Fig. 2 provides for the embodiment of the present invention 1；
The sectional view of the lifesaving appliance that Fig. 3 provides for the embodiment of the present invention 2；
The schematic diagram figure of the cross section of the lifesaving appliance that Fig. 4 provides for the embodiment of the present invention 2.
Icon：100- air bag；110- zip；200- first cavity；300- second cavity；400- sealing container.
Specific embodiment
Below in conjunction with accompanying drawing, technical scheme is clearly and completely described with the enforcement it is clear that described
Example is a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of not making creative work, broadly falls into the scope of protection of the invention.
In describing the invention, it should be noted that term " " center ", " on ", D score, "left", "right", " vertical ",
The orientation of instruction such as " level ", " interior ", " outward " or position relationship are based on orientation shown in the drawings or position relationship, merely to
Be easy to describe the present invention and simplify description, rather than instruction or the hint device of indication or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.Additionally, term " first ", " second ",
" the 3rd " is only used for describing purpose, and it is not intended that indicating or hint relative importance.
The invention provides a kind of lifesaving appliance, multiple embodiments knot to lifesaving appliance that the present invention provide is given below
Structure is described in detail.
Embodiment 1
As depicted in figs. 1 and 2, the present invention provides lifesaving appliance, including：Expandable air bag 100, in described air bag 100
Portion has the first cavity 200 and the second cavity 300, and the first cavity 200 and the second cavity 300 are independent of one another and disconnected,
And the part for separating the first cavity 200 and the second cavity 300 can be destroyed.It is placed with described first cavity 200
First reactant, is placed with the second reactant in described second cavity 300, when separating the first cavity 200 and the second cavity 300
After being partially destroyed, the first cavity 200 just can connect with the second cavity 300, thus the first reactant and the second reactant
Gas can be produced, increasing gas can make described air bag 100 expand change greatly, and the air bag 100 after expansion can after contact
To swim on the water surface, the air bag 100 that user can be crouched down upon inflation waits for rescue or by the air bag after expanding
100 swim back on ground.The lifesaving appliance that the present invention provides, when not using, small volume, it is convenient for carrying, do not affect user and enter
Row swimming exercise；When user occurs drowning danger, user only need to destroy separation the first cavity 200 and the second cavity
300 part just can start this lifesaving appliance, and device is simple to operate, starts quick, can reach the purpose of quick relief.
Described first reactant can be aluminum sulfate, and described second reactant can be sodium bicarbonate.Aluminum sulfate and carbonic acid
Hydrogen sodium reacts, and will produce substantial amounts of carbon dioxide, and carbon dioxide is full of inside whole air bag 100, so that air bag
100 expansions, the air bag 100 after expansion is subject to buoyancy of water to become big, and lifesaving appliance will swim on the water surface, and drowning person also can
To swim on the water surface by described lifesaving appliance, no matter being to wait for follow-up rescue or oneself slowly swims go back to ground, drown
The life security of person can be guaranteed.
Preferably, the state of one of described first reactant or the second reactant is solution.When drowned situation
During generation, the part that user is crumbed for separating the first cavity 200 and the second cavity 300, make the first cavity 200 and the second chamber
Body 300 connects, and the first reactant and the second reactant contact, and reactant contact area in liquid condition is bigger, and reaction produces
Faster, the speed that air bag 100 expands also just faster, quickly starts lifesaving appliance such that it is able to reach, in time to the speed of gas
The effect of relief drowning person.
It should be noted that the first reactant and the second reactant are not restricted to aluminum sulfate and sodium bicarbonate, as long as
Can be with the material of rapid gas generating after contact, and reactant and product are not harmful substance and the material of corrosion air bag 100,
Can serve as described the first reactant in the present invention and the second reactant.
As shown in Fig. 2 the described part for separating the first cavity 200 and the second cavity 300 is sealing container 400, institute
The number stating sealing container 400 is multiple, and the inner chamber of multiple described sealing containers 400 forms the first cavity 200 and second respectively
Cavity 300.So that the number of sealing container 400 is two as a example, the inner chamber of two sealing containers 400 is respectively the first cavity 200
With the second cavity 300, above-mentioned two sealing container 400 is independently of one another, not connected.When using lifesaving appliance, user can
So that by two sealing containers 400 of destruction of crumbing, the reactant in two sealing containers 400 just can contact, thus producing big
The gas of amount.During processing, after the first reactant and the second reactant are placed in two sealing containers 400 in advance, then put
Put in air bag 100.
The material of sealing container 400 is glass.Glass has a good stability, characteristic easy to process, and easily smashes, trip
When swimmer occurs drowned situation again, easily the sealing container 400 of glass can be smashed, allow the first reactant and second to react
Thing contact produces gas.
Preferably, the sealing container 400 of described glass material can be processed through tempering, the sealing container after tempering process
After 400 smash, glass broken miscellaneous there is no sharp corners, prevent from scratching air bag 100 in the start-up course of lifesaving appliance, cause air bag
100 gas leakage.And sealing container 400 is difficult too thick, user firmly can be crumbed, thus reduce user to start lifesaving dress as far as possible
The time put.
Zip 110 is provided with described air bag 100, after the drawing of described zip 110, described air bag 100 is sealed.Lifesaving fills
Put after a procedure, internal for separating after being partially destroyed of the first cavity 200 and the second cavity 300, but air bag 100 is still
Being intact, secondary utilization can be carried out, so being provided with zip 110 on air bag 100, opening zip 110 by air bag 100
After after reaction, residue is cleaned out, air bag 100 can reuse and be processed into lifesaving appliance, save resource, it is to avoid waste.
Need explanation, the zip 110 on air bag 100 is air-tightness zip 110, similar to the zip 110 on diving dress,
Hermetic seal space will be formed in zip 110 drawing rear gasbag 100.The situation not resulting in gas leakage occurs.
Described lifesaving appliance includes distress signal emitter and is arranged on the air pressure detecting unit within described air bag 100.
When there is drowned situation in swimmer, drowning person crumb in lifesaving appliance for separating the first cavity 200 and the second cavity 300
Part, make the first reactant and the second reactant contact, and then produce gas, so that air bag 100 is expanded, the air bag after expansion
100 air pressure inside can increase, and the air pressure that the Pressure monitoring unit being arranged in air bag 100 detects in air bag 100 has been higher than pre-
Fixed value, then will start distress signal emitter, and distress signal emitter will outwardly send an SOS.Emergency letter
Number can be loud police whistle sound, for attracting other people attention on the bank, people on the bank sees that someone occurs drowned phenomenon, just
It can be succoured.
At least one easy folding part is provided with described sealing container 400, the fineness degree of described easy folding part is less than described sealing
The fineness degree at container 400 two ends.Because the fineness degree of sealing container 400 is inconsistent, when applying external force thereon, thinner part
The fragmentation that fractures can be easier.Drowning person so can be made to be easy to crush sealing container 400 so that the first reactant with
Second reactant contact produces gas.Easily folding part can be multiple, when swimmer occurs drowned situation, need quickly to start and rescue
Green hand's ring, so being provided with multiple easy folding parts, user only need to fracture one of easily folding part can be so that the first cavity 200 He
Second cavity 300 connects, thus the first reactant and the second reactant contact with each other generation gas.
Preferably, described air bag 100 outer wall is provided with fluoresent coating, if user was swum at night,
Fluoresent coating, around in the case of ambient black, can send obvious light, forms a bright spot, Ke Yirang on the water surface
Rescue worker faster locks drowning person, thus being succoured in time.
Embodiment 2
As shown in Figure 3 and Figure 4, the present invention provides lifesaving appliance, including：Expandable air bag 100, in described air bag 100
Portion has the first cavity 200 and the second cavity 300, and the first cavity 200 and the second cavity 300 are independent of one another and disconnected,
And the part for separating the first cavity 200 and the second cavity 300 can be destroyed.It is placed with described first cavity 200
First reactant, is placed with the second reactant in described second cavity 300, when separating the first cavity 200 and the second cavity 300
After being partially destroyed, the first cavity 200 just can connect with the second cavity 300, thus the first reactant and the second reactant
Gas can be produced, increasing gas can make described air bag 100 expand change greatly, and the air bag 100 after expansion can after contact
To swim on the water surface, the air bag 100 that user can be crouched down upon inflation waits for rescue or by the air bag after expanding
100 swim back on ground.The lifesaving appliance that the present invention provides, when not using, small volume, it is convenient for carrying, do not affect user and enter
Row swimming exercise；When user occurs drowning danger, user only need to destroy separation the first cavity 200 and the second cavity
300 part just can start this lifesaving appliance, and device is simple to operate, starts quick, can reach the purpose of quick relief.
As shown in figure 3, specifically, difference from Example 1 is, described for separating the first cavity 200 and second
The part of cavity 300 is sealing container 400, and described sealing container 400 inner chamber is the first cavity 200, described sealing container 400
Form described second cavity 300 between the inwall of outer wall and described air bag 100.That is, air bag 100 inside is minimum can be only
It is provided with a sealing container 400 for sealing the first reactant, then in outer wall and the air bag 100 of above-mentioned sealing container 400
Space between inwall forms the second cavity 300, for placing the second reactant.Because sealing container 400 is sealing, first
Reactant and the second reactant will not contact and react, and only after sealing container 400 is destroyed, the first reactant is
Generation gas can be contacted with the second reactant.During using lifesaving appliance, only need to break a sealing container 400 can
So that the first reactant and the contact of the second reactant, such that it is able to reach the time shorter technique effect starting lifesaving appliance.
In sum, the present invention provides lifesaving appliance, including：Expandable air bag 100, has inside described air bag 100
First cavity 200 and the second cavity 300, the first cavity 200 and the second cavity 300 are independent of one another and disconnected, and use
Can be destroyed in the part separating the first cavity 200 and the second cavity 300, described for separating the first cavity 200 and second
Cavity 300 can be partly sealing container 400, and described sealing container 400 inner chamber is the first cavity 200, described sealing container
Form described second cavity 300 between the inwall of 400 outer wall and described air bag 100；Or, described sealing container 400
Number is multiple, and the inner chamber of multiple described sealing containers 400 forms the first cavity 200 and the second cavity 300 respectively.Described first chamber
It is placed with the first reactant in body 200, in described second cavity 300, is placed with the second reactant, when separating the first cavity 200 He
After being partially destroyed of second cavity 300, the first cavity 200 just can connect with the second cavity 300, thus the first reactant
Gas can be produced, it is big, after expansion that increasing gas can make described air bag 100 expand change after contacting with the second reactant
Air bag 100 can swim on the water surface, the air bag 100 that user can be crouched down upon inflation waits for rescue or by swollen
Air bag 100 after swollen is swum back on ground.The lifesaving appliance that the present invention provides, when not using, small volume, it is convenient for carrying, not shadow
Ring user and carry out swimming exercise；When user occurs drowning danger, user only need to destroy separation the first cavity 200
This lifesaving appliance just can be started with the part of the second cavity 300, device is simple to operate, start quick, can reach and quickly rescue
The purpose helping.
The lifesaving bracelet that the present invention provides, including above-mentioned lifesaving appliance, air bag 100 be shaped as annular, this bracelet volume
Little, user is worn in wrist when swimming, does not affect user and carries out swimming exercise, when user occurs drowned danger
When dangerous, user only need to destroy separation the first cavity 200 and the part of the second cavity 300 just can start lifesaving bracelet,
Device is simple to operate, starts quick, can reach the purpose of quick relief.
Preferably, it is provided with the sealing container 400 of arc in the air bag 100 of described lifesaving bracelet, because air bag 100 itself
It is that tool is resilient, so, the sealing container 400 of arc can make lifesaving bracelet more preferable with the mating situation of wrist.
Finally it should be noted that：Various embodiments above only in order to technical scheme to be described, is not intended to limit；To the greatest extent
Pipe has been described in detail to the present invention with reference to foregoing embodiments, it will be understood by those within the art that：Its according to
So the technical scheme described in foregoing embodiments can be modified, or wherein some or all of technical characteristic is entered
Row equivalent；And these modifications or replacement, do not make the essence of appropriate technical solution depart from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
1. a kind of lifesaving appliance is it is characterised in that include：Expandable air bag, described inside air bag has and is separated and that
This is not attached to the first logical cavity and the second cavity, and can be destroyed for separating the part of the first cavity and the second cavity,
So that the first cavity and the connection of the second cavity；
It is placed with the first reactant in described first cavity, in described second cavity, is placed with the second reactant, described first is anti-
Gas is produced with the second reactant, described gas is used for making described airbag inflation after answering thing to contact.
2. lifesaving appliance according to claim 1 it is characterised in that described first reactant be aluminum sulfate, described second
Reactant is sodium bicarbonate.
3. lifesaving appliance according to claim 1 it is characterised in that described for separating the first cavity and the second cavity
Part is sealing container.
4. lifesaving appliance according to claim 1 is it is characterised in that the material of described sealing container is glass.
5. lifesaving appliance according to claim 3 is it is characterised in that described sealing container inner chamber is the first cavity, described
Form described second cavity between the inwall of the outer wall of sealing container and described air bag.
6. lifesaving appliance according to claim 3 is it is characterised in that the number of described sealing container is multiple, Duo Gesuo
The inner chamber stating sealing container forms the first cavity and the second cavity respectively.
7. lifesaving appliance according to claim 4 is it is characterised in that described sealing container includes at least one easy folding part,
The fineness degree of described easy folding part is less than the fineness degree at described sealing container two ends.
8. it is characterised in that being provided with zip on described air bag, described zip draws lifesaving appliance according to claim 1
By described air sac sealing after conjunction.
9. lifesaving appliance according to claim 1 it is characterised in that described lifesaving appliance include distress signal emitter and
It is arranged on the air pressure detecting unit of described inside air bag, described distress signal emitter is used for when the detection of described air pressure detecting unit
Air pressure in air bag reaches and sends an SOS during predetermined value.
10. a kind of lifesaving bracelet is it is characterised in that include lifesaving appliance described in any one of claim 1-9, and described air bag
It is shaped as annular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611202266.XA CN106477005B (en) | 2016-12-22 | 2016-12-22 | Lifesaving appliance and lifesaving bracelet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611202266.XA CN106477005B (en) | 2016-12-22 | 2016-12-22 | Lifesaving appliance and lifesaving bracelet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106477005A true CN106477005A (en) | 2017-03-08 |
| CN106477005B CN106477005B (en) | 2018-08-28 |
Family
ID=58285846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611202266.XA Active CN106477005B (en) | 2016-12-22 | 2016-12-22 | Lifesaving appliance and lifesaving bracelet |
Country Status (1)
| Country | Link |
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| CN (1) | CN106477005B (en) |
Cited By (6)
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|---|---|---|---|---|
| CN107323636A (en) * | 2017-07-25 | 2017-11-07 | 吴旌旗 | A kind of lifesaving appliance |
| CN107444586A (en) * | 2017-08-21 | 2017-12-08 | 衢州熊妮妮计算机科技有限公司 | It is a kind of to prevent drowned watchband of slipping |
| CN107521638A (en) * | 2017-08-21 | 2017-12-29 | 衢州熊妮妮计算机科技有限公司 | It is a kind of to prevent drowned bracelet of slipping |
| CN108216525A (en) * | 2018-01-26 | 2018-06-29 | 浙江易航海信息技术有限公司 | Sea rescue Intelligent bracelet |
| CN109733564A (en) * | 2019-01-22 | 2019-05-10 | 湖北汽车工业学院 | Vehicle-mounted inflation lifebuoy |
| CN109774894A (en) * | 2017-11-15 | 2019-05-21 | 南京为绿生物科技有限公司 | A kind of anti-drowned equipment of tool self-rescue function |
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| CN107444586A (en) * | 2017-08-21 | 2017-12-08 | 衢州熊妮妮计算机科技有限公司 | It is a kind of to prevent drowned watchband of slipping |
| CN107521638A (en) * | 2017-08-21 | 2017-12-29 | 衢州熊妮妮计算机科技有限公司 | It is a kind of to prevent drowned bracelet of slipping |
| CN109774894A (en) * | 2017-11-15 | 2019-05-21 | 南京为绿生物科技有限公司 | A kind of anti-drowned equipment of tool self-rescue function |
| CN108216525A (en) * | 2018-01-26 | 2018-06-29 | 浙江易航海信息技术有限公司 | Sea rescue Intelligent bracelet |
| CN109733564A (en) * | 2019-01-22 | 2019-05-10 | 湖北汽车工业学院 | Vehicle-mounted inflation lifebuoy |
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| CN106477005B (en) | 2018-08-28 |
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