CN114794601A - Prevent drowned down coat - Google Patents
Prevent drowned down coat Download PDFInfo
- Publication number
- CN114794601A CN114794601A CN202210479130.2A CN202210479130A CN114794601A CN 114794601 A CN114794601 A CN 114794601A CN 202210479130 A CN202210479130 A CN 202210479130A CN 114794601 A CN114794601 A CN 114794601A
- Authority
- CN
- China
- Prior art keywords
- down jacket
- bag
- drowning
- inflatable bag
- air
- 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.)
- Granted
Links
- 206010013647 Drowning Diseases 0.000 claims abstract description 47
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 40
- 238000010521 absorption reaction Methods 0.000 claims description 12
- 239000004744 fabric Substances 0.000 claims description 8
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 4
- 229920000295 expanded polytetrafluoroethylene Polymers 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- 229920000728 polyester Polymers 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 13
- 230000009471 action Effects 0.000 abstract description 6
- 208000027418 Wounds and injury Diseases 0.000 abstract description 3
- 230000002265 prevention Effects 0.000 description 10
- 238000005457 optimization Methods 0.000 description 5
- 210000003746 feather Anatomy 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004083 survival effect Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D3/00—Overgarments
-
- 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
- B63C9/087—Body suits, i.e. substantially covering the user's body ; Immersion suits, i.e. substantially completely covering the user
- B63C9/105—Body suits, i.e. substantially covering the user's body ; Immersion suits, i.e. substantially completely covering the user having gas-filled compartments
- B63C9/1055—Body suits, i.e. substantially covering the user's body ; Immersion suits, i.e. substantially completely covering the user having gas-filled compartments inflatable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
- B63C9/00—Life-saving in water
- B63C9/08—Life-buoys, e.g. rings; Life-belts, jackets, suits, or the like
- B63C9/18—Inflatable equipment characterised by the gas-generating or inflation device
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
- B63C9/00—Life-saving in water
- B63C9/24—Arrangements of inflating valves or of controls thereof
-
- 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
- B63C2009/0023—Particular features common to inflatable life-saving equipment
- B63C2009/0029—Inflation devices comprising automatic activation means, e.g. for puncturing gas-generating cartridges
-
- 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
- B63C2009/0023—Particular features common to inflatable life-saving equipment
- B63C2009/0029—Inflation devices comprising automatic activation means, e.g. for puncturing gas-generating cartridges
- B63C2009/0041—Inflation devices comprising automatic activation means, e.g. for puncturing gas-generating cartridges activated by presence of water
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Textile Engineering (AREA)
- Emergency Lowering Means (AREA)
Abstract
The invention discloses a drowning-preventing down jacket which comprises a down jacket body, an inflation bag arranged inside the down jacket body, an air storage piece, a switch valve, an inflation bag and a falling-preventing piece, wherein the air storage piece is positioned inside the down jacket body and used for storing high-pressure air, the switch valve is positioned inside the down jacket body and connected with the air storage piece, the inflation bag is arranged between the waist of the inside of the down jacket body, and the falling-preventing piece is positioned inside the inflation bag and used for tightening the inflation bag to prevent the down jacket from drowning and falling off. According to the drowning-preventing down jacket, the driving operation of the aligning hole on the baffle is realized under the action of water, the automatic inflation operation of the switch valve is realized, the manual opening or tooth pulling opening of the switch valve under the panic falling condition of people is avoided, the anti-falling piece is arranged in the inflatable bag, so that the inflatable bag is firmly wound on the waist of a drowning person while the inflatable bag is inflated, the accidental falling of the down jacket caused by struggling of the drowning person under the drowning condition is avoided, and the drowning-preventing effect of the down jacket is further ensured.
Description
Technical Field
The invention relates to the technical field of down jackets, in particular to a drowning-proof down jacket.
Background
The down jacket is filled with a large amount of down, so that the down jacket has the characteristics of light weight, soft texture and good heat preservation, but people can be drowned accidentally when wearing the down jacket, particularly aiming at the drowning condition of children, in order to ensure that the down jacket has the drowning prevention effect, the prior down jacket is often provided with an air bag piece on the jacket body, thereby realizing the drowning prevention effect, but the air bag piece on the prior down jacket usually needs to realize the inflation operation by manually or teeth pulling the inflation valve body after people fall into water, however, people often are in a panic state after falling into water and can not rapidly and correctly complete self-rescue operation, so that the air bag piece on the down jacket can not be smoothly inflated when falling into water, the anti-drowning effect of the down jacket is reduced, in addition, in the struggle survival process after people fall into water, the down jacket is easy to drop accidentally, and the survival rate after drowning is further reduced.
Disclosure of Invention
The invention mainly aims to provide a drowning-preventing down jacket which can effectively solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the technical scheme that:
a drowning-preventing down jacket comprises a down jacket body, an inflation bag arranged inside the down jacket body, an air storage piece which is positioned inside the down jacket body and used for storing high-pressure air, a switch valve which is positioned inside the down jacket body and connected with the air storage piece, an inflation bag arranged at the waist of the inside of the down jacket body, and a falling-preventing piece which is positioned inside the inflation bag and used for tightening the inflation bag to prevent the down jacket from drowning and falling off;
the switch valve comprises a valve box body with a vent hole, an assembly box which is positioned at the lower end of the valve box body and is provided with a through hole, a water absorption sponge block which is arranged in the assembly box and is communicated with the through hole, a push plate which is positioned at the upper end of the water absorption sponge block, a baffle which is positioned at the upper end of the push plate and is provided with an alignment hole, a guide pillar which is positioned between the push plate and the valve box body and a compression spring which is sleeved on the outer surface of the guide pillar;
wherein, the valve box body is respectively communicated with the inflatable bag, the anti-falling piece and the inflatable bag; the alignment hole is matched with the vent hole, and the baffle is tightly attached to the side wall of the valve box body.
As a further optimized scheme of the invention, the valve box body is communicated with the inflatable bag through a first air pipe, and the valve box body is respectively communicated with the inflatable bag and the interior of the anti-falling piece through two second air pipes.
As a further optimization scheme of the invention, the valve box body is also provided with guide rails which are distributed opposite to the baffle, and the guide rails are slidably provided with slide bars fixedly connected with the baffle.
As a further optimization scheme of the invention, the lower end of the inflatable bag is provided with a first exhaust valve, and the inflatable bag is respectively provided with a second exhaust valve communicated with the interior of the inflatable bag and a third exhaust valve communicated with the interior of the anti-falling part.
As a further optimization scheme of the invention, the gas storage piece comprises a gas storage bag communicated with the vent hole and an inflation valve positioned on one side of the gas storage bag, which is far away from the valve box body.
As a further optimization scheme of the invention, the anti-falling part comprises a first traction rope and a second traction rope which are positioned inside the inflatable bag, a columnar air bag sleeved on the outer surfaces of the first traction rope and the second traction rope, a lantern ring positioned at the upper end of the columnar air bag and movably penetrated with the first traction rope and the second traction rope, an air inlet pipe communicated with the inside of the columnar air bag and connected with one second air delivery pipe, and an exhaust pipe communicated with the inside of the columnar air bag and connected with a third exhaust valve;
the first traction rope and the second traction rope are arranged in opposite directions and connected with the inner side wall of the inflatable bag.
As a further optimization scheme of the down jacket, the down jacket body comprises an inner waterproof layer, a down filling layer, a fabric layer and an outer waterproof layer, the down filling layer is located on the outer side of the inner waterproof layer, the fabric layer is located on the outer side of the down filling layer and used for filling the inflatable bag, and the outer waterproof layer is located on the outer side of the fabric layer.
As a further optimized scheme of the invention, the inner waterproof layer and the outer waterproof layer are woven by polyester fiber yarns coated with expanded polytetrafluoroethylene coatings.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the drowning-preventing down jacket, the switch valve is arranged among the air storage part, the inflatable bag and the inflatable bag, so that the driving operation of the alignment hole on the baffle is realized under the action of water, the automatic inflation operation of the switch valve is realized, the manual opening or tooth pulling opening of the switch valve under the condition that people are in panic of falling into water is avoided, and the good drowning-preventing effect of the down jacket is ensured.
2. According to the invention, the anti-falling part is arranged in the inflatable bag, so that the inflatable columnar airbag is rapidly expanded and drives the first traction rope and the second traction rope to contract the length of the airbag part, the inflatable bag is firmly wound around the waist of a drowning person while the inflatable bag is inflated, the phenomenon that the drowning person accidentally falls off due to struggling under the water falling condition is avoided, and the drowning prevention effect of the down jacket is further ensured.
3. According to the down jacket, the inner waterproof layer and the outer waterproof layer are arranged on the down jacket body, so that when the down jacket falls into water, a water body is not easily combined with down feather in the down feather filling layer, a large amount of water body is prevented from entering the down feather filling layer, and the increase of drowning probability caused by the overweight of the down jacket is avoided.
Drawings
FIG. 1 is an overall structural view of a drowning prevention down jacket according to the present invention;
FIG. 2 is a schematic view of the internal structure of a switch valve of the drowning-proof down jacket according to the present invention;
FIG. 3 is a schematic view of the connection between the air storage member and the switch valve of the drowning-proof down jacket according to the present invention;
FIG. 4 is a schematic view of the connection among the air bag, the switch valve and the anti-dropping member of the anti-drowning down jacket of the present invention;
FIG. 5 is a longitudinal cross-sectional view of an inflatable bladder of a drowning resistant down jacket according to the present invention;
fig. 6 is a schematic view of the internal structure of the down jacket body of the drowning prevention down jacket.
In the figure: 1. a first exhaust valve; 2. an air bag; 3. an air-filled bag; 4. a gas storage member; 5. an on-off valve; 6. a down jacket body; 7. a drop-off prevention member; 8. a second exhaust valve; 9. a third exhaust valve; 10. a first gas delivery pipe; 11. a second gas conveying pipe; 41. an inflation valve; 42. a gas storage bag; 51. a valve box body; 52. a vent hole; 53. a through hole; 54. a slide bar; 55. assembling a box; 56. a baffle plate; 57. aligning holes; 58. a guide rail; 551. a water absorbing sponge block; 552. pushing the plate; 553. a guide post; 554. a compression spring; 61. an inner waterproof layer; 62. a down filling layer; 63. a fabric layer; 64. an outer waterproof layer; 71. an air inlet pipe; 72. a first traction rope; 73. a second traction rope; 74. a columnar airbag; 75. a collar; 76. and (4) exhausting the gas.
Detailed Description
The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.
Example 1
As shown in fig. 1 and 2, a drowning prevention down jacket comprises a down jacket body 6, an inflation bag 2 arranged inside the down jacket body 6, an air storage part 4 arranged inside the down jacket body 6 and used for storing high-pressure air, a switch valve 5 arranged inside the down jacket body 6 and connected with the air storage part 4, an inflation bag 3 arranged at the waist inside the down jacket body 6, and an anti-falling part 7 arranged inside the inflation bag 3 and used for tightening the inflation bag 3 to prevent the down jacket from drowning and falling off;
the switch valve 5 comprises a valve box body 51 provided with a vent hole 52, an assembly box 55 which is positioned at the lower end of the valve box body 51 and is provided with a through hole 53, a water absorption sponge block 551 which is arranged in the assembly box 55 and is communicated with the through hole 53, a push plate 552 which is positioned at the upper end of the water absorption sponge block 551, a baffle plate 56 which is positioned at the upper end of the push plate 552 and is provided with an alignment hole 57, a guide pillar 553 which is positioned between the push plate 552 and the valve box body 51 and a compression spring 554 which is sleeved on the outer surface of the guide pillar 553;
wherein, the valve box body 51 is respectively communicated with the inflatable bag 3, the anti-dropping piece 7 and the inflatable bag 2; the alignment hole 57 is matched with the vent hole 52, and the baffle plate 56 is tightly attached to the side wall of the valve box body 51.
As shown in fig. 1, 2, 3 and 4, the valve box body 51 is communicated with the inflatable bag 2 through a first air pipe 10, and the valve box body 51 is respectively communicated with the inflatable bag 3 and the interior of the anti-dropping piece 7 through two second air pipes 11; the valve box body 51 is also provided with a guide rail 58 which is distributed opposite to the baffle 56, and the guide rail 58 is provided with a sliding rod 54 which is fixedly connected with the baffle 56 in a sliding way; the lower end of the inflatable bag 2 is provided with a first exhaust valve 1, and the inflatable bag 3 is respectively provided with a second exhaust valve 8 communicated with the interior of the inflatable bag 3 and a third exhaust valve 9 communicated with the interior of the anti-falling part 7; the air storage part 4 comprises an air storage bag 42 communicated with the vent hole 52 and an inflation valve 41 positioned on one side of the air storage bag 42 far away from the valve box body 51, a water absorption sponge block 551 in the assembly box 55 absorbs water rapidly through a through hole 53, the water absorption sponge block 551 absorbs water and then is softened rapidly by a hard sponge block, at the moment, the compression spring 554 drives the push plate 552 to continuously extrude towards the water absorption sponge block 551 under the action of elasticity, and simultaneously, the push plate 552 drives the baffle plate 56 to descend so that the alignment hole 57 continuously descends until the alignment hole 57 is communicated with the vent hole 52, high-pressure air stored in the air storage bag 42 enters the valve box body 51 through the vent hole 52 and the alignment hole 57, and the high-pressure air is respectively conveyed to the inside of the air inflation bag 2, the air inflation bag 3 and the anti-dropping part 7 through the communication of the first air conveying pipe 10 and the two second air conveying pipes 11, so as to realize the rapid expansion of the air inflation bag 2, the air inflation bag 3 and the anti-dropping part 7, make down coat volume increase to increase buoyancy plays the effect of preventing drowning, and this prevent drowning down coat realizes the automatic charging operation of ooff valve 5 through the buoyancy that the effect of water produced, avoids people to open the manual of ooff valve 5 under the situation of falling into water and scaring, ensures the good drowning effect of preventing of down coat.
As shown in fig. 5, the anti-release member 7 includes a first pulling rope 72 and a second pulling rope 73 inside the airbag 3, a cylindrical airbag 74 sleeved on the outer surfaces of the first pulling rope 72 and the second pulling rope 73, a collar 75 located at the upper end of the cylindrical airbag 74 and movably penetrated with the first pulling rope 72 and the second pulling rope 73, an air inlet pipe 71 communicated with the inside of the cylindrical airbag 74 and connected with one of the second air inlet pipes 11, and an air outlet pipe 76 communicated with the inside of the cylindrical airbag 74 and connected with the third air outlet valve 9; wherein, a haulage rope 72 and No. two haulage rope 73 one end all meet with the gas cell 3 lower end wall, haulage rope 72 and No. two haulage rope 73 other ends are subtend distribution and meet with the gas cell 3 inside wall, the operation is aerifyd to post type gasbag 74 to accessible intake pipe 71 when aerifing to gas cell 3 to oozing valve 5, the quick inflation of gas filled post type gasbag 74 drives the lantern ring 75 and rises, make gas cell 3 carry out the length shrink gradually under the effect of a haulage rope 72 and No. two haulage rope 73, make gas cell 3 realize gas cell 3's length shrink operation when carrying out gas filling, and then make gas cell 3 firmly twine in drowned personnel's waist.
As shown in fig. 6, the down jacket body 6 comprises an inner waterproof layer 61, a down filling layer 62 located outside the inner waterproof layer 61, a fabric layer 63 located outside the down filling layer 62 and used for filling the air bag 2, and an outer waterproof layer 64 located outside the fabric layer 63; interior waterproof layer 61 and outer waterproof layer 64 are woven by the polyester fiber silk that has the coating of expanded polytetrafluoroethylene coating and are formed, and this down coat is when falling into water, and the water is difficult for combining with the eiderdown in the eiderdown filling layer 62 to in having avoided the water to get into the eiderdown filling layer 62 in a large number, avoided leading to drowned probability increase because of down coat self overweight.
It should be noted that, the invention is a drowning-proof down jacket, daily people can keep warm through the down jacket, when people are drowned and fall into water, the water absorption sponge block 551 in the assembly box 55 absorbs water rapidly through the through hole 53, the water absorption sponge block 551 absorbs water and then is softened rapidly by the hard sponge block, the compression spring 554 drives the push plate 552 to extrude towards the water absorption sponge block 551 continuously under the action of elasticity, meanwhile, the push plate 552 drives the baffle 56 to descend, so that the alignment hole 57 descends continuously until the alignment hole 57 is communicated with the vent hole 52, and then high-pressure gas stored in the gas storage bag 42 enters the valve box body 51 through the vent hole 52 and the alignment hole 57, and is respectively conveyed to the interior of the gas bag 2, the gas bag 3 and the anti-falling part 7 through the communication of the first gas conveying pipe 10 and the second gas conveying pipes 11, thereby realizing that the gas bag 2, The inflatable bag 3 and the anti-falling piece 7 are rapidly expanded to enlarge the volume of the down jacket, so that buoyancy is increased, and a drowning prevention effect is achieved, the drowning prevention down jacket can realize automatic inflation operation of the switch valve 5 through buoyancy generated by water action, people can be prevented from manually opening the switch valve 5 under the condition of panic falling into water, good drowning prevention effect of the down jacket is ensured, the switch valve 5 can perform inflation operation on the columnar airbag 74 through the air inlet pipe 71 while inflating the inflatable bag 3, the inflated columnar airbag 74 rapidly expands and drives the lantern ring 75 to ascend, the inflatable bag 3 can gradually perform length contraction under the action of the first traction rope 72 and the second traction rope 73, the inflatable bag 3 can perform length contraction operation while inflating, the inflatable bag 3 is further firmly wound around the waist of drowning people, and the drowning people can be prevented from falling off accidentally due to pricking under the condition of falling into water, further guarantee the drowned effect of preventing of down coat, through waterproof layer 61 and outer waterproof layer 64 in setting up on down coat body 6 for this down coat is when falling into water, and the water is difficult for combining with the eiderdown in the eiderdown filling layer 62, thereby has avoided in the water gets into eiderdown filling layer 62 in a large number, avoids leading to drowned probability increase because of down coat self weight overweight.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a prevent drowned down coat, includes down coat body (6) and locates inside gas bag (2) of down coat body (6), its characterized in that: the down jacket further comprises an air storage piece (4) which is positioned on the inner side of the down jacket body (6) and used for storing high-pressure air, a switch valve (5) which is positioned on the inner side of the down jacket body (6) and connected with the air storage piece (4), an inflatable bag (3) which is arranged at the waist of the inner side of the down jacket body (6), and an anti-falling piece (7) which is positioned inside the inflatable bag (3) and used for tightening the inflatable bag (3) to prevent the down jacket from drowning and falling off;
the switch valve (5) comprises a valve box body (51) provided with a vent hole (52), an assembly box (55) which is positioned at the lower end of the valve box body (51) and provided with a through hole (53), a water absorption sponge block (551) which is arranged in the assembly box (55) and communicated with the through hole (53), a push plate (552) which is positioned at the upper end of the water absorption sponge block (551), a baffle plate (56) which is positioned at the upper end of the push plate (552) and provided with an alignment hole (57), a guide post (553) which is positioned between the push plate (552) and the valve box body (51) and a compression spring (554) which is sleeved on the outer surface of the guide post (553);
wherein the valve box body (51) is respectively communicated with the inflatable bag (3), the anti-falling piece (7) and the inflatable bag (2); the alignment hole (57) is matched with the vent hole (52), and the baffle plate (56) is tightly attached to the side wall of the valve box body (51).
2. The anti-drowning down jacket according to claim 1, wherein: the valve box body (51) is communicated with the inflatable bag (2) through a first air pipe (10), and the valve box body (51) is communicated with the inside of the inflatable bag (3) and the anti-falling part (7) through two second air pipes (11).
3. The anti-drowning down jacket according to claim 1, wherein: the valve box body (51) is further provided with a guide rail (58) which is distributed opposite to the baffle (56), and a sliding rod (54) fixedly connected with the baffle (56) is arranged on the guide rail (58) in a sliding mode.
4. The anti-drowning down jacket according to claim 1, wherein: the lower end of the inflatable bag (2) is provided with a first exhaust valve (1), and the inflatable bag (3) is respectively provided with a second exhaust valve (8) communicated with the inside of the inflatable bag (3) and a third exhaust valve (9) communicated with the inside of the anti-falling part (7).
5. The anti-drowning down jacket according to claim 1, wherein: the air storage piece (4) comprises an air storage bag (42) communicated with the vent hole (52) and an inflation valve (41) positioned on one side, far away from the valve box body (51), of the air storage bag (42).
6. The anti-drowning down jacket according to claim 1, wherein: the anti-falling part (7) comprises a first traction rope (72) and a second traction rope (73) which are positioned in the inflatable bag (3), a columnar air bag (74) sleeved on the outer surfaces of the first traction rope (72) and the second traction rope (73), a lantern ring (75) which is positioned at the upper end of the columnar air bag (74) and is movably penetrated with the first traction rope (72) and the second traction rope (73), an air inlet pipe (71) which is communicated with the interior of the columnar air bag (74) and is connected with one second air conveying pipe (11), and an air outlet pipe (76) which is communicated with the interior of the columnar air bag (74) and is connected with a third air outlet valve (9);
one ends of the first traction rope (72) and the second traction rope (73) are connected with the lower end wall of the inflatable bag (3), and the other ends of the first traction rope (72) and the second traction rope (73) are distributed oppositely and connected with the inner side wall of the inflatable bag (3).
7. The anti-drowning down jacket according to claim 1, wherein: the down jacket body (6) comprises an inner waterproof layer (61), a down filling layer (62) located on the outer side of the inner waterproof layer (61), a fabric layer (63) located on the outer side of the down filling layer (62) and used for filling the inflatable bag (2), and an outer waterproof layer (64) located on the outer side of the fabric layer (63).
8. The anti-drowning down jacket according to claim 7, wherein: the inner waterproof layer (61) and the outer waterproof layer (64) are woven by polyester fiber yarns coated with expanded polytetrafluoroethylene coatings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210479130.2A CN114794601B (en) | 2022-05-05 | 2022-05-05 | Prevent drowned down jacket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210479130.2A CN114794601B (en) | 2022-05-05 | 2022-05-05 | Prevent drowned down jacket |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114794601A true CN114794601A (en) | 2022-07-29 |
| CN114794601B CN114794601B (en) | 2023-09-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210479130.2A Active CN114794601B (en) | 2022-05-05 | 2022-05-05 | Prevent drowned down jacket |
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| Country | Link |
|---|---|
| CN (1) | CN114794601B (en) |
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| IT201800010820A1 (en) * | 2018-12-05 | 2020-06-05 | Alpinestars Res Srl | Wearable airbag device |
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