CN206050012U - Water survival passage - Google Patents

Abstract

This utility model is related to a kind of water survival passage.The water survival passage includes：Flexible sleeve, the flexible sleeve includes that inner sleeve floating pipe and the overcoat being sheathed on the inner sleeve floating pipe float and manage, escape and rescue trunk is formed with the inner sleeve floating pipe, the diameter of the escape and rescue trunk is gradually reduced towards the direction at the end of suing and labouring along the air blast end, and the overcoat floats and the expansion chamber of annular is formed between pipe and the inner sleeve floating pipe；The first end of the flexible sleeve arranges air blast end, and the second end of the flexible sleeve arranges end of suing and labouring；Floating plate；Aerator；And rolling-up mechanism, the end of suing and labouring of the flexible sleeve is additionally provided with extended structure, and the extended structure includes that card sets part and extension, and the extension is shunk in the expansion chamber, and the card sets part and is actively arranged on the extension.The water survival passage is sued and laboured, and success rate is higher and length can be crossed and adaptively be adjusted.

Description

Water survival passage

Technical field

This utility model is related to a kind of life preserver, more particularly to a kind of water survival passage.

Background technology

With the arrival in summer, temperature gradually rises.People are in order to avoid heat, it will usually entered using equipment such as air-conditioning or fans Row cooling.But these equipment are installed in residential building so that the range of activity of people is confined to interior.And in order to carry out outdoor Activity, people are played at places such as pond, bathing beach or reservoir of going swimming.However, in the hydrology bar such as bathing beach or reservoir In the complicated place of part, some are susceptible to drowned phenomenon due to failing to see aqueouss or burst disease etc..Once generation is this Situation, rescue personnel can typically descend water to be sued and laboured.However, as the people for drowning is under the ordering about of existence wish, can usually put forth energy Power is struggled, so that rescue personnel is difficult to effectively sue and labour, therefore easily causes and sues and labours unsuccessfully, or even involves the people that sues and labours Member.

Especially in the water field of big area environment such as pleasure boat or seabeach, how the life preserver of safety and reliability is provided, is The technical issues that need to address.

Utility model content

Based on this, it is necessary to provide a kind of success rate of suing and labouring higher water survival passage.

A kind of water survival passage, including：

Flexible sleeve, the flexible sleeve include that inner sleeve floating pipe and the overcoat being sheathed on the inner sleeve floating pipe are floated Dynamic pipe, is formed with escape and rescue trunk in the inner sleeve floating pipe, and the diameter of the escape and rescue trunk is applied towards described along the air blast end The direction for rescuing end is gradually reduced, and the overcoat floats and the expansion chamber of annular is formed between pipe and the inner sleeve floating pipe；It is described soft Property sleeve pipe first end air blast end is set, the second end of the flexible sleeve arranges end of suing and labouring；

Floating plate, is movably set in the end of suing and labouring of the flexible sleeve, is provided with iron sheet on the floating plate；

Aerator, is arranged at the air blast end of the flexible sleeve and connects the expansion chamber, for the expansion intracavity Pump-in pressure gas is so that the flexible sleeve stretches；And

Rolling-up mechanism, the neighbouring aerator are arranged, and the rolling-up mechanism includes rolling piece and is connected to the winding Drawstring on part, sues and labours end described in the connection of during the drawstring is arranged in the overcoat floating pipe and one end；

The end of suing and labouring of wherein described flexible sleeve is additionally provided with extended structure, and the extended structure includes that card sets part and prolongs Pipe is stretched, the extension is shunk in the expansion chamber, the card sets part and is actively arranged on the extension.

Wherein in an embodiment, the card sets part as arc and sets including the connecting portion and card being connected with each other Portion, the connecting portion rotate and are arranged at described suing and labouring on end.

Wherein in an embodiment, resilient barb on the clamping part, is provided with, the clamping part is located in described On extension.

Wherein in an embodiment, the extension includes flexible outer tube and flexible inner tube, and the flexible inner tube sets It is placed in the flexible outer tube.

Wherein in an embodiment, extended cavity between the flexible outer tube and the flexible inner tube, is formed with, it is described Extended cavity is connected with the expansion chamber.

Wherein in an embodiment, in the flexible inner tube, crawlway is formed with.

Wherein in an embodiment, the diameter of the crawlway is equal everywhere.

Due to will not the people of aqueouss climb into from floating plate, climbed back by escape and rescue trunk Can be rescued.Therefore the success rate of suing and labouring of above-mentioned water survival passage is higher, is particularly suitable for applications in pleasure boat or seabeach Deng great faces In product water environment, safer reliability.

When the length of flexible sleeve not enough makes, rotate card and set the i.e. releasable extension of part, so that extension plays rescue Effect.

Description of the drawings

Schematic perspective views of the Fig. 1 for the water survival passage of one embodiment of this utility model；

Fig. 2 is the cross section of the water survival passage of an embodiment；

Fig. 3 is the partial schematic diagram of the longitudinal section of the water survival passage of an embodiment；

Fig. 4 is the side view of the containing box of an embodiment；

Fig. 5 is the generalized section of the acousto-optic alarm for mineral of an embodiment；

Fig. 6 is the generalized section for hanging external member of an embodiment；

Fig. 7 is the top view of another state that external member is hung shown in Fig. 6；And

Fig. 8 is the inner sleeve floating pipe and the generalized section of crawling structure of an embodiment.

Specific embodiment

It is understandable to enable above-mentioned purpose of the present utility model, feature and advantage to become apparent from, below in conjunction with the accompanying drawings to this The specific embodiment of utility model is described in detail.Elaborate many details in order to abundant in the following description Understand this utility model.But this utility model can be implemented with being much different from alternate manner described here, this area Technical staff can do similar improvement in the case of without prejudice to this utility model intension, therefore this utility model does not receive following public affairs The restriction being embodied as opened.

An embodiment of the present utility model is related to a kind of water survival passage.The water survival passage includes：

Flexible sleeve, the flexible sleeve include that inner sleeve floating pipe and the overcoat being sheathed on the inner sleeve floating pipe are floated Dynamic pipe, is formed with escape and rescue trunk in the inner sleeve floating pipe, and the diameter of the escape and rescue trunk is applied towards described along the air blast end The direction for rescuing end is gradually reduced, and the overcoat floats and the expansion chamber of annular is formed between pipe and the inner sleeve floating pipe；It is described soft Property sleeve pipe first end air blast end is set, the second end of the flexible sleeve arranges end of suing and labouring；

Floating plate, is movably set in the end of suing and labouring of the flexible sleeve, is provided with iron sheet on the floating plate；

Aerator, is arranged at the air blast end of the flexible sleeve and connects the expansion chamber, for the expansion intracavity Pump-in pressure gas is so that the flexible sleeve stretches；And

Rolling-up mechanism, the neighbouring aerator are arranged, and the rolling-up mechanism includes rolling piece and is connected to the winding Drawstring on part, sues and labours end described in the connection of during the drawstring is arranged in the overcoat floating pipe and one end；

The end of suing and labouring of wherein described flexible sleeve is additionally provided with extended structure, and the extended structure includes that card sets part and prolongs Pipe is stretched, the extension is shunk in the expansion chamber, the card sets part and is actively arranged on the extension.

Fig. 1 is referred to, an embodiment of the present utility model is related to a kind of water survival passage, the water survival passage 100 include flexible sleeve 10, the floating plate 21 and aerator 25 that are arranged at 10 two ends of the flexible sleeve, the neighbouring drum The rolling-up mechanism 30 that blower fan 25 is arranged.The aerator 25 is for pumping into pressed gas to the inside of the flexible sleeve 10 so that institute State flexible sleeve 10 to stretch and be hardened.

Fig. 2 is seen also, the section of flexible sleeve 10 is oval ring.The flexible sleeve 10 includes being located at two respectively The air blast end 11 at end and end 13 of suing and labouring, the thickness of the flexible sleeve 10 by the air blast end 11 towards the end 13 of suing and labouring side To being gradually reduced.The flexible sleeve 10 includes that inner sleeve floating pipe 15 and the overcoat being sheathed on the inner sleeve floating pipe 15 are floated Dynamic pipe 16, is formed with escape and rescue trunk 151 in the inner sleeve floating pipe 15, and the diameter of the escape and rescue trunk 151 is along the air blast end 11 are gradually reduced towards the direction for suing and labouring end 13, form ring between the overcoat floating pipe 16 and the inner sleeve floating pipe 15 The expansion chamber 161 of shape, for providing buoyancy.

Floating plate 21 is movably set in the end 13 of suing and labouring of the flexible sleeve 10, for example, sets on the floating plate 21 It is equipped with iron sheet, rubber strip or lifebuoy etc..Floating plate 21 is floated on the water surface, can be stood, be climbed or help and lean on for drowning person.

Aerator 25 is arranged at the air blast end 11 of the flexible sleeve 10 and connects the expansion chamber 161, for described In expansion chamber 161, pump-in pressure gas stretches the flexible sleeve 10.Flexible sleeve 10 is to shrink in receiving state, and When in use, after 25 pump-in pressure gas of aerator then stretch and expand, can float on the water surface so as to tympanites are got up, To implement rescue work.

Rolling-up mechanism 30 is arranged adjacent to the aerator 25, and the rolling-up mechanism 30 includes rolling piece 31 and is connected to institute The drawstring 33 on rolling piece 31 is stated, end of suing and labouring described in the connection of during the drawstring 33 is arranged in the overcoat floating pipe 16 and one end 13.When rescue work is completed, when needing to receive flexible sleeve 10, the gas in expansion chamber 161 is released, flexible sleeve 10 is made Shrivelled, rolling-up mechanism 30 can will be sued and laboured by drawstring 33 and be held 13 to be pulled to air blast end 11, to realize that the receipts of flexible sleeve 10 are folded.

Due to will not the people of aqueouss climb into from floating plate 21, it is logical by lifesaving Road 151 is climbed back and can be rescued.Therefore the success rate of suing and labouring of above-mentioned water survival passage 100 is higher.

And aerator 25 can stretch flexible sleeve 10 toward pump-in pressure gas in expansion chamber 161, so as to implement to rescue Help operation.And flexible sleeve 10 can be received folded by drawstring 33 by rolling piece 31 after discharging gas, hence in so that water survival is logical Road 100 is easy to carry, and easy to operate.

As the section of flexible sleeve 10 is oval ring, therefore after stretching, oval ring is easily positioned, i.e., oval length Direction of principal axis is parallel with the water surface, hence in so that bearing area when drowning person creeps is relatively large, is conducive to creeping.

As the thickness of the flexible sleeve 10 is gradually reduced towards the direction for suing and labouring end 13 by the air blast end 11. Therefore, under identical horizontal plane, escape and rescue trunk 151 is higher than the position at end 13 of suing and labouring in the position at air blast end 11, The flowing water for being thus advantageous to remaining in escape and rescue trunk 151 is flowed out from end 13 of suing and labouring.And the diameter of the escape and rescue trunk 151 is along institute State air blast end 11 to be gradually reduced towards the direction for suing and labouring end 13, then substantial amounts of water is desirably prevented from 13 flow direction drum of end of suing and labouring Wind end 11.

Fig. 3 is seen also, for example, in order to adapt to different places, the end 13 of suing and labouring of the flexible sleeve 10 also sets up There is extended structure 17, the extended structure 17 includes that card sets part 171 and extension 173, and the extension 173 is shunk in described In expansion chamber 161, the card sets part 171 and is actively arranged on the extension 173.When the length of flexible sleeve 10 it is inadequate When, rotate card and set the i.e. releasable extension 173 of part 171, so that extension 173 plays the effect of rescue.

For example, the card sets part 171 as arc and including the connecting portion 1711 and clamping part 1713 being connected with each other, described Connecting portion 1711 is rotated and is arranged at described suing and labouring on end 13.Resilient barb 1715, the card are provided with the clamping part 1713 If portion 1713 is located on the extension 171.

For example, in one embodiment, the extension 173 includes flexible outer tube and flexible inner tube, and the flexible inner tube sets It is placed in the flexible outer tube.Extended cavity, the extended cavity and institute are formed between the flexible outer tube and the flexible inner tube State expansion chamber 161 to connect.Crawlway is formed with the flexible inner tube.For example, state is sufficiently inflated in the expansion chamber Under, the diameter of the crawlway is equal everywhere.

Fig. 4 is seen also, for example, in order to receive and carry the flexible sleeve 10, also including containing box 40.The receipts Case 40 of receiving is arranged at the air blast end 11 of the flexible sleeve 10, and multiple magnetic parts 43 are provided with the containing box 40, described many Individual magnetic part 43 is arranged around 40 inwall of the containing box；Multiple magnetic conductions are arranged at intervals with the overcoat floating pipe 16 and receive overlapping piece 163, it is arc lamellar body that the magnetic conduction receives overlapping piece 163.When needing to receive flexible sleeve 10, by the pulling of drawstring 33, sue and labour End 13 is moved towards air blast end 13, while the magnetic conduction in overcoat floating pipe 16 receives magnetic part 43 of the overlapping piece 163 in containing box 40 Adsorption under, can also order about flexible sleeve 10 and move.Further, since iron sheet is provided with floating plate 21, therefore receiving Folded flexible sleeve 10 makes, and floating plate 21 can be adsorbed on multiple magnetic parts 43, so as to flexible sleeve 10 is further received Receive fixation.

For example, the containing box 40 includes housing 41 and the host body 42 being arranged in the housing 41.The collecting Body 42 is arranged and has been internally formed host cavity 421 around the inwall of the housing 41.For the shape with the flexible sleeve 16 Match, the housing 41 is cylindrical shape, the host cavity 421 is annular housing.The plurality of magnetic part 43 is arranged at described In host cavity 421 and around the inwall setting of the host body 42.Cushion is provided with the host body 421, it is the plurality of Magnetic part 43 is arranged on the cushion.The plurality of magnetic conduction receives bearing of trend of the overlapping piece 163 along the overcoat floating pipe 16 Interval setting, and arrange on the same line.Overlapping piece 163 is received due to magnetic conduction to arrange on the same line, therefore during working condition Flexible sleeve 10 can automatic adjusting position, that is, be provided with magnetic conduction and receive the side of overlapping piece 163 as gravity is big, therefore the side meeting At surface of water.For example, the endpoint location of the short axle in the oval ring section of the straight-line pass flexible sleeve 10.

Fig. 5 is seen also, for example, in order to remind drowning person, also including acousto-optic alarm for mineral 50.Acousto-optic alarm for mineral 50 includes Sound equipment 51 and luminous body 53, the sound equipment 51 is spheroplast and is formed with out line 511 thereon, and the luminous body 53 is arranged at The sound equipment 51 away from it is described go out line 511 outer surface on, arc exiting surface 531 is formed with the luminous body 53.

For example, it is water-bed so as to drowning person, to guide, the acousto-optic alarm for mineral 50 also includes being arranged at described sending out in order to probe into Multiple guide-lighting touch article 55 in body of light 53.The end of the plurality of guide-lighting touch article 55 is provided with globe-type luminescence portion 56.It is described spherical The diameter with diameter greater than the guide-lighting touch article 55 of illuminating part 56.The density in the globe-type luminescence portion 56 be 1000-2000 kilogram/ Cubic meter, i.e., more than the density of water, be beneficial to guide-lighting touch article 55 and enter in water.The plurality of 55 outward bending of guide-lighting touch article is prolonged Stretch.Multiple guide-lighting salient points are provided with the circumferential surface of the guide-lighting touch article 55.

Fig. 6 and Fig. 7 is seen also, for example, if as flexible sleeve 10 is positioned on ground, easily mouldy or change Matter, therefore in order that flexible sleeve 10 away from ground, also includes hanging external member 60 with containing box 40 coordinates.

For example, in one embodiment, the air blast end 11 that external member 60 is fixed on the flexible sleeve 10 is hung, it is described to hang External member 60 includes the extension that body 61, the magnetic being arranged on the body 61 are hung portion 63 and be connected with the rotation of the body 61 Hook 65, the magnetic hang in the magnetic face 631 that be formed with portion 63, and accepting groove 633, the extension are offered on the magnetic face 631 Hook 65 rotates in being contained in the accepting groove 633 and concordant with the magnetic face 631 at the top of which.When need to hang containing box 40 or During person's flexible sleeve 10, by magnetic face 631 is adsorbed on the magnetic conductive part of building, you can containing box 40 is hung up.Another Some occasions, it is possible to use containing box 40 is directly hung up by hook 65.

For example, the external member 60 that hangs also includes capping 67, and 67 rotation of the capping is arranged at the magnetic and hangs portion 63 On, and close the accepting groove 633.The capping includes magnetic layer and buffer substrate tablet, and the magnetic layer is adsorbed in the magnetic On face 631.Thickness of the thickness of the buffer substrate tablet more than the magnetic layer.It is described hook 65 include pivot part 651 and with institute The Plastic hanger 653 of the connection of pivot part 651 is stated, the pivot part 651 is rotated and is arranged on the body 61.The Plastic hanger 653 outer surfaces are provided with frictional layer.The thickness of the frictional layer is 1.2-2.3 millimeters.

Fig. 8 is seen also, for example, creeping for the ease of drowning person, wherein being provided with the inner sleeve floating pipe 15 Crawling structure 70,70 bracket base plate 71 of the crawling structure and flexibility are creeped plate 73, and the curved plate 71 is arranged at institute State on 15 inwall of inner sleeve floating pipe, the flexible crawl plate 73 releasably can be arranged on the curved plate 71, described soft Property to be creeped and be formed with multiple spaced raised lines on plate 73.

For example, the curved plate 71 is provided with snap-in structure 75 and is sticked in the inner sleeve by the snap-in structure 75 On floating pipe 15.The flexible crawl plate 73 includes multiple sections of creeping, and the plurality of section of creeping mutually rotates connection.It is described to creep Gauffer portion is provided with section, the plurality of raised line is formed in the gauffer portion.The length in the gauffer portion accounts for the section of creeping 0.51 times of length.Waterproof layer is provided with the gauffer portion.The thickness of the waterproof layer is 1.4-3.51 centimetre.

For example, annular leather sheath layer is coated with the outside of the containing box.Due to water survival passage ring in use Shape leather sheath layer can produce it is dirty, therefore for the ease of the surface of the annular leather sheath layer of cleaning, also including being arranged in the containing box Washer, for cleaning the annular leather sheath layer surface.For example, the washer includes storing body and flame body, stores body First cleanout fluid, the second cleanout fluid, the 3rd cleanout fluid and the 4th cleanout fluid are stored inside.Pressing the washer every time can be according to The first cleanout fluid of secondary ejection, the second cleanout fluid, the 3rd cleanout fluid and the 4th cleanout fluid.For example, in order to improve cleaning performance, the One cleanout fluid has scale removal effect and the more significant component of antivirus effect, and the second cleanout fluid has more volatile liquid group Point, to rinse the first cleanout fluid.3rd cleanout fluid has moisture big and volatile liquid, so that cleanout fluid Residual is a large amount of to be reduced.4th cleanout fluid is for realizing thoroughly removing debris and lubrication to annular leather sheath layer.Spray Fire stores hydrogen and butane in vivo and includes copper ion.Flame body is for right after cleaning is finished by the cleanout fluid of storage body Annular leather sheath layer carries out the baking of ultra-short Time, so that the moisture of annular leather sheath layer is thoroughly removed, and can by baking So that improving the pliability of epidermis so that the effective ingredient of the 4th cleanout fluid fully invades annular leather sheath layer.

For example, first cleanout fluid includes the component of following mass parts：Polyquaternary ammonium salt 27-29 parts, osmanthus base sulfur triethylenetetraminehexaacetic acid Hydramine 22-26 parts, ethylene glycol 20-26 parts, peracetic acid 15-17 part, cocamido propyl betaine 10-16 parts, wire drawing powder 13- 14 parts, cocoanut oil alcohol 4-6 parts, glycerol 3-4 parts, milk 1-6 parts and essence 1-2 parts.Due to dirty comprising cleaning in the first cleanout fluid The effective ingredient of dye thing：Polyquaternary ammonium salt 27-29 parts, osmanthus base sulphuric acid triethanolamine 22-26 parts, cocamido propyl betaine 10- 16 parts, therefore the cleaning performance of the first cleanout fluid can be significantly improved, and ethylene glycol 20-26 parts therein, peracetic acid 15-17 Part can realize bactericidal effect, and due to ethylene glycol 20-26 parts, the addition of peracetic acid 15-17 part, auxiliary extraction and can disappear Solution pollutant, so as to further coordinate cleaning of the other compositions to pollutant.

For example, second cleanout fluid includes the component of following mass parts：Polyquaternary ammonium salt 28-30 parts, boric acid 25-30 parts, Ethanol 17-21 parts, cocamido propyl betaine 16-18 parts, Sodium Chloride 10-11 part, Polyethylene Glycol 5-10 parts, calcium hypochlorite 5- 10 parts, methyl glucose dioleate 6-9 parts, Aloe glue 5-8 parts and glutaraldehyde 5-8 parts.Due to improving in the second cleanout fluid The proportion of ethanol, is thus advantageous to the volatilization of the second cleanout fluid, and the addition of boric acid is conducive to sterilization, boric acid to can be used for skin The sterilization of skin, therefore the skin of user touches annular leather sheath layer and also the skin of wrist can be carried out disinfection operation so that During sterilizing to annular leather sheath layer, also can the skin of opponent carry out disinfection and scale removal operation.Or the skin of user When occurring dirty, it is also possible to operation of being cleaned using the washer or washed one's hands.

For example, the 3rd cleanout fluid includes the component of following mass parts：Water 30-31 parts, Sodium Chloride 15-16 part, poly- dimension Ketone iodine 10-15 parts, citric acid 13-16 parts, cocoanut oil alcohol 8-9 parts, glycerol 6-7 parts, milk 5-6 parts, Propylene Glycol 4-5 part, Petiolus Trachycarpi oil Glyceride 4-7 parts, cocoanut oil alcohol sodium sulfovinate 3-4 parts, ceteth 2-3 part methyl hydroxybenzoate 2-3 parts, butylated hydroxytoluene 2-3 parts, benzene Formic acid 2-3 parts, Methylisothiazolinone 3-4 parts and cocamide diethanolamine 8-10 parts.As moisture and ethanol are occupied Larger proportion, therefore after first and second cleanout fluid has been rinsed by the 3rd cleanout fluid, voluntarily rapidly can be lost in simultaneously Volatilization, contributes to the cleaning of annular leather sheath layer, and milk can promote the profitization effect of annular leather sheath layer so that annular leather sheath Layer is more soft and bright and clean.

4th cleanout fluid includes the component of following mass parts：Water 30-35 parts, milk 25-30 parts, ethanol 15-25 parts, Potassium permanganate 10-13 parts, lecithin 10-12 parts, fatty glyceride 5-8 parts, paraffin 2-3 parts, Lac oil 2-3 parts and poly- mountain Pear ester 1-2 parts.The composition such as milk and ethanol can aid in softening annular leather sheath layer, paraffin 2-3 parts, Lac oil 2-3 parts, poly- Pyrusussuriensiss Ester 1-2 parts can be protected to annular leather sheath layer so that annular leather sheath layer is reflective and more soft.

Hydrogen and butane are stored in flame body and includes copper ion, wherein the ratio of hydrogen and butane is 3:1.25, So cause the flame that flame body sprays to be partially blue, improve the height of flame core, wherein flame body can be to the exocuticle of medicated cushion The baking of ultra-short Time is carried out, for example, is interrupted and ultra-short Time ground is toasted to annular leather sheath layer, so as to improve the described 4th The temperature of the effective ingredient in cleanout fluid such as paraffin, Lac oil and Polysorbate, so as to improve its Degree of Liquefaction so that this A little effective ingredient substantially more infiltrate and immerse annular leather sheath layer, so as to improve the flexibility of annular leather sheath layer, so as to improve Its feel, improves its service life.

For example, in another embodiment, the combustion medium in flame body includes the component of following mass parts：Hydrogen 20-26 Part, carbon monoxide 18-20 parts, methane 15-16 parts, ethane 13-17 parts, ethylene 12-15 parts, propylene 10-16 parts, butylene 9-12 Part, propane 8-10 parts, butane 6-7 parts, acetylene 6-7 parts, propine 7-8 parts, butine 6-7 parts, hydrogen sulfide 2-5 parts, hydrogen phosphide 2-3 Part.By the storage of the combustion medium of as above component proportion, such that it is able to form the flame body of less volume/weight ratio, with Beneficial to carrying, and so that the flame core moderate temperature of the flame of flame body ejection, is conducive to the baking of annular leather sheath layer exocuticle.

Other embodiments of the present utility model also include that the technical characteristic in the various embodiments described above is mutually combined what is formed The technical scheme that can implement.

Embodiment described above only expresses several embodiments of the present utility model, and its description is more concrete and detailed, But therefore can not be interpreted as the restriction to this utility model the scope of the claims.It should be pointed out that common for this area For technical staff, without departing from the concept of the premise utility, some deformations and improvement can also be made, these all belong to In protection domain of the present utility model.Therefore, the protection domain of this utility model patent should be defined by claims.

Claims (7)

1. a kind of water survival passage, it is characterised in that include：

Flexible sleeve, the flexible sleeve include that inner sleeve floating pipe and the overcoat being sheathed on the inner sleeve floating pipe float Pipe, is formed with escape and rescue trunk in the inner sleeve floating pipe, the overcoat floats to manage and forms annular and the inner sleeve floating pipe between Expansion chamber；The first end of the flexible sleeve arranges air blast end, and the second end of the flexible sleeve arranges end of suing and labouring, described to rescue The diameter of raw passage is gradually reduced towards the direction at the end of suing and labouring along the air blast end；

Floating plate, is movably set in the end of suing and labouring of the flexible sleeve, is provided with iron sheet on the floating plate；

Aerator, is arranged at the air blast end of the flexible sleeve and connects the expansion chamber, for pumping into the expansion intracavity Pressed gas are so that the flexible sleeve stretches；And

Rolling-up mechanism, the neighbouring aerator are arranged, and the rolling-up mechanism includes rolling piece and is connected on the rolling piece Drawstring, sue and labour end described in the connection of during the drawstring is arranged in the overcoat floating pipe and one end；

The end of suing and labouring of wherein described flexible sleeve is additionally provided with extended structure, and the extended structure includes that card sets part and extension Pipe, the extension are shunk in the expansion chamber, and the card sets part and is actively arranged on the extension.

2. water survival passage as claimed in claim 1, it is characterised in that the card sets part as arc and including being connected with each other Connecting portion and clamping part, the connecting portion rotates and is arranged at described suing and labouring on end.

3. water survival passage as claimed in claim 2, it is characterised in that resilient barb, institute are provided with the clamping part State clamping part to be located on the extension.

4. water survival passage as claimed in claim 1, it is characterised in that the extension is included in flexible outer tube and flexibility Pipe, the flexible inner tube are arranged in the flexible outer tube.

5. water survival passage as claimed in claim 4, it is characterised in that between the flexible outer tube and the flexible inner tube Extended cavity is formed with, the extended cavity is connected with the expansion chamber.

6. water survival passage as claimed in claim 5, it is characterised in that be formed with crawlway in the flexible inner tube.

7. water survival passage as claimed in claim 6, it is characterised in that the diameter of the crawlway is equal everywhere.