CN219651367U

CN219651367U - Self-inflating single life raft

Info

Publication number: CN219651367U
Application number: CN202320438327.1U
Authority: CN
Inventors: 顾靖华; 柳初萌; 方以群; 范维; 张师; 狄帅; 袁恒荣; 吴冬华
Original assignee: Chinese Peoples Liberation Army Naval Characteristic Medical Center
Current assignee: Chinese Peoples Liberation Army Naval Characteristic Medical Center
Priority date: 2023-03-09
Filing date: 2023-03-09
Publication date: 2023-09-08
Anticipated expiration: 2033-03-09

Abstract

The self-inflating single person life raft of the present utility model comprises: the edge of the raft bottom is fixed with a floating tire, the floating tire is provided with a floating tire air inlet, the bottom of the outer side of the rear end of the floating tire is fixedly provided with a cover, an air charging device is arranged in the cover, the edge of the bottom of the raft is sealed and stuck to the edge of the top of the floating tire, an opening is formed in the middle position of the upper surface of the raft along the length direction of the raft, velcro is respectively fixed on two sides of the opening to close the opening, the edge of the rear end of the raft is fixed with a transparent surface window, and the transparent surface window is stuck to the edge of the opening of the raft through velcro to seal the opening of the raft; the inflating device comprises a small compressed air bottle, an air bottle valve port is arranged on the bottle mouth of the small compressed air bottle in a sealing way, a sealing membrane and a rotating shaft are fixed in the air bottle valve port, an arc-shaped piston thimble is fixed on the rotating shaft, an arc-shaped hole is formed in the air bottle valve port, an inflating pull rope is fixed at one end, extending out of the arc-shaped hole, of the arc-shaped piston thimble, and a one-way air inlet valve is arranged at the bottom of the air bottle valve port and is communicated with a floating tire air inlet, so that the life raft is inflated and molded rapidly and automatically.

Description

Self-inflating single life raft

Technical Field

The utility model relates to the technical field of life rafts, in particular to a self-inflating single-person life raft.

Background

The life raft is the main life-saving equipment at sea, and has the advantages of easy use and rapid shaping. The traditional life raft has poor warm-keeping effect, and the personnel to be rescued are exposed in seawater for a long time and are affected by cold and aquatic organisms. In the patent of the utility model with the application number of CN201811145966.9 and the name of a single person life raft, a raft awning and an inflatable cushion are arranged for keeping warm, the patent does not completely wrap the person to be rescued in the life raft, the upper surface of the raft awning is still open and still can be affected by cold and aquatic organisms, and when the life raft is folded and placed in a packaging bag, the function of self-inflating and unfolding the life raft can not be realized without taking the life raft out of the packaging bag.

Disclosure of Invention

The utility model provides a novel self-inflating single person life raft which aims at the problems and the defects existing in the prior art.

The utility model solves the technical problems by the following technical proposal:

the utility model provides a self-inflating single person life raft which is characterized by comprising a raft bottom, a floating tire and a raft awning, wherein the edge of the raft bottom is fixedly provided with the floating tire, the floating tire is provided with a floating tire air inlet, the bottom outside the rear end of the floating tire is fixedly provided with a mounting cover, an inflating device is arranged in the mounting cover, the bottom edge of the raft awning is sealed and adhered to the top edge of the floating tire, an opening is formed in the middle position of the upper surface of the raft awning along the length direction of the raft awning, two sides of the opening are respectively fixedly provided with a matched and adhered magic tape for closing the opening, the top edge of the rear end of the raft awning is fixedly provided with a transparent surface window, and the transparent surface window is adhered with the edge of the opening of the raft awning through the magic tape for sealing the opening of the raft awning;

the inflating device comprises a small compressed air cylinder, an air cylinder valve port is arranged on the bottle opening of the small compressed air cylinder in a sealing mode, a sealing diaphragm for sealing the air cylinder valve port is fixed in the air cylinder valve port, a rotating shaft is rotatably arranged between the sealing diaphragm and the end portion, far away from the small compressed air cylinder, of the air cylinder valve port, an arc-shaped piston thimble is sleeved and fixed on the rotating shaft, an arc-shaped hole is formed in the air cylinder valve port, an inflating pull rope is fixed at one end, extending out of the arc-shaped hole, of the arc-shaped piston thimble, and a one-way air inlet valve is arranged at the bottom of the air cylinder valve port and is communicated with a floating tire air inlet.

Under the condition that the life raft is folded and placed in the packaging bag, the life raft does not need to be taken out of the packaging bag, the inflatable pull rope is directly pulled, the arc-shaped piston thimble is pulled, the end part of the arc-shaped piston thimble pierces the sealing membrane, and compressed gas in the compressed small gas cylinder is rapidly released to the floating tire of the life raft, so that the life raft is rapidly inflated and formed by itself.

The utility model provides a transparent window which can be opened and closed, the raft awning and the transparent window can enclose the upper part of the floating tire, completely wrap the personnel to be rescued in the life raft, provide better heat protection for the diver on the water surface, prevent the diver from being exposed in seawater for a long time, be affected by cold and aquatic organisms, and improve the standby capability of the diver.

Drawings

Figure 1 is a schematic view of a self-inflating single person liferaft according to a preferred embodiment of the utility model.

Figure 2 is a top view of a self-inflating single person liferaft in accordance with a preferred embodiment of the present utility model.

Fig. 3 and 4 are schematic structural views of an inflator according to a preferred embodiment of the present utility model.

Fig. 5 is a schematic structural view of a package according to a preferred embodiment of the present utility model.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-4, the embodiment provides a self-inflating single person life raft, which comprises a raft bottom 1, a floating tire 2 and a raft awning 3, wherein the floating tire 2 is fixed at the edge of the raft bottom 1, a floating tire air inlet is formed in the floating tire 2, a mounting cover 18 is fixed at the bottom outside the rear end of the floating tire 2, and an inflating device 4 is mounted in the mounting cover 18.

The inflating device 4 comprises a compressed small air cylinder 41, an air cylinder valve port 42 is arranged on the bottle opening of the compressed small air cylinder 41 in a sealing mode, a sealing diaphragm 43 for sealing the air cylinder valve port is fixed in the air cylinder valve port 42, a rotating shaft is rotatably arranged between the sealing diaphragm 43 and the end portion, far away from the compressed small air cylinder 41, of the air cylinder valve port 42, an arc-shaped piston thimble 44 is sleeved and fixed on the rotating shaft, an arc-shaped hole is formed in the air cylinder valve port 42, one end, extending out of the arc-shaped hole, of the arc-shaped piston thimble 44 is fixed with an inflating pull rope 45, a hand-held ball 46 is fixed at the end portion of the inflating pull rope 45, the hand-held ball 46 can be an elastic ball, and a one-way air inlet valve is arranged at the bottom of the air cylinder valve port 42 and is communicated with a floating tire air inlet.

The inflator 4 is installed at the tail bottom of the float tyre 2, when in use, the hand-held ball 46 is held, the inflation pull rope 45 is pulled, the arc-shaped piston thimble 44 is pulled, the extension part of the arc-shaped piston thimble 44 moves in the arc-shaped hole, see the mark 47 of fig. 4, the end part of the arc-shaped piston thimble 44 pierces the sealing membrane 43, compressed gas in the compressed small gas cylinder 41 inflates the float tyre 2 through the gas cylinder valve port 42 and the one-way air inlet valve, the float tyre 2 is opened quickly, and the inflated float tyre 2 can provide corresponding buoyancy. The compressed gas cylinder 41 adopts an aluminum alloy cylinder and is sealed by a safety diaphragm.

The bottom edge of raft canopy 3 seals and pastes the top edge at float 2, and the upper surface intermediate position department of raft canopy 3 has seted up the opening along raft canopy length direction, and the opening both sides are fixed with the magic subsides 5 that assorted was pasted respectively in order to close the opening, and the rear end top edge of raft canopy 3 is fixed with transparent window 6, and transparent window 6 pastes with the uncovered edge of raft canopy 3 mutually with sealed raft canopy 3's opening through magic subsides 7.

In this scheme, the front end outside bottom of the float 2 is fixed with preceding balance water bag 8, and the both sides outside bottom of float 2 is fixed with side balance water bag 9 respectively, guarantees the stability of life raft when boarding and floating.

In this scheme, the cushion 10 of bilayer structure is fixed with to the inner surface of float 2, and the upper strata of cushion 10 is inserted and is equipped with the cushion mouth blowpipe that has the check valve that supplies the user to blow for the cushion, sets up cushion 10 in order to increase the warmth retention of waiting the rescue personnel.

In this scheme, be provided with outlet 11 on the cushion 10, the drain pipe that outlet 11 connects wears to establish cushion 10 and float 2 in proper order, and the drain pipe is divided the design with cushion 10 and float 2 and is divided equally, and the drain pipe does not communicate with cushion 10 and float 2 promptly.

In this scheme, three float port blowpipes (not shown in the figure) with one-way valves for blowing for the float are inserted on the inner surface of the float 2, and the top of the float port blowpipe is penetrated by the cushion 10 and is designed separately from the cushion, i.e. the float port blowpipe is not communicated with the cushion 10.

In this scheme, the rear end outside of the float tyre 2 is fixed with a float anchor 12.

In the scheme, armrests 13 are respectively fixed on the upper parts of the outer sides of the two sides of the floating tire 2 and are used for boarding the raft and righting.

In this scheme, the raft canopy 3's internal surface inserts has the raft canopy mouth blowpipe 14 that has the check valve that supplies the user to blow for the raft canopy to increase waiting the cold-proof nature of rescue personnel.

In this scheme, the rear end top of raft canopy 3 is fixed with lithium cell signal lamp 15, and lithium cell signal lamp 15 one end electrode contact sea water can electrically conduct and switch on, and lithium cell signal lamp twinkling is convenient for discover.

In this scheme, evenly distributed has disk rivet 16 on the raft canopy 3, can make the raft canopy structure after inflation more stable.

In this scheme, the surface subsides of raft canopy 3 are equipped with a plurality of reflection of light strips 17, are convenient for by search and rescue personnel discovery.

In this scheme, compression sponge that absorbs water can fold in life raft along with the packing, and is small, and single water absorption is big, waits that the rescue personnel can use compression sponge that absorbs water, gets rid of the surplus ponding in the raft fast.

The method comprises the steps of discharging air in a floating tire 2, a raft awning 3 and a cushion 10 of the life raft, folding the floating tire 2 as a main body, folding the side boards on two sides towards a central axis, folding the raft head and the raft tail towards a transverse axis, folding an inflatable device 4 in the floating tire, leaving an inflatable pull rope 45, folding the inflatable pull rope in sequence until the inflatable pull rope is cubic, placing the folded life raft in a packaging bag as shown in fig. 5, and enabling elastic pellets 46 to pass through preformed holes on the packaging bag, so that the elastic pellets 46 are placed outside the packaging bag.

Under the condition that the life raft is folded and placed in the packaging bag, the life raft does not need to be taken out of the packaging bag, the elastic pellets 46 and the inflatable pull ropes 45 are directly pulled, the arc-shaped piston ejector pins 44 are pulled, the end parts of the arc-shaped piston ejector pins 44 pierce the sealing membrane 45, compressed gas in the compressed gas cylinder 41 is rapidly released to the floating tire 2 of the life raft, the life raft is rapidly and automatically inflated to be formed, the magic tape with the connecting function on the surface of the packaging bag is unfolded, and therefore the packaging bag is unfolded, and the life raft is rapidly unfolded to be formed.

While specific embodiments of the utility model have been described above, it will be appreciated by those skilled in the art that these are by way of example only, and the scope of the utility model is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the principles and spirit of the utility model, but such changes and modifications fall within the scope of the utility model.

Claims

1. The self-inflating single-person life raft is characterized by comprising a raft bottom, a floating tire and a raft awning, wherein the edge of the raft bottom is fixedly provided with the floating tire, the floating tire is provided with a floating tire air inlet, the bottom outside the rear end of the floating tire is fixedly provided with a mounting cover, an inflating device is arranged in the mounting cover, the bottom edge of the raft awning is sealed and adhered to the top edge of the floating tire, an opening is formed in the middle position of the upper surface of the raft awning along the length direction of the raft awning, two sides of the opening are respectively fixedly provided with a magic tape which is matched and adhered to close the opening, and the top edge of the rear end of the raft awning is fixedly provided with a transparent surface window which is adhered to the opening edge of the raft awning through the magic tape so as to seal the opening of the raft awning;

2. A self-inflating single person life raft as claimed in claim 1 wherein a front balance water bag is secured to the outer bottom of the front end of the float, and side balance water bags are secured to the outer bottoms of the two sides of the float, respectively.

3. A self-inflating single person life raft as claimed in claim 1 wherein a double layer cushion is secured to the inner surface of the carcass, the upper layer of the cushion being provided with a cushion port blow tube having a one way valve for a user to blow the cushion.

4. A self-inflating single person liferaft according to claim 3 wherein the seat cushion is provided with a water outlet, the water outlet is connected to a water drain which sequentially penetrates through the seat cushion and the float, and the water drain is designed separately from the seat cushion and the float.

5. A self inflating single person liferaft according to claim 3 wherein the inner surface of the float is provided with at least one float port blow tube with a one way valve for the user to blow air into the float, the top of the float port blow tube being provided with a cushion in a penetrating and separate design from the cushion.

6. A self-inflating single person liferaft according to claim 1 wherein a buoyancy anchor is secured to the outboard rear end of the buoyancy tube.

7. A self-inflating single person liferaft according to claim 1 wherein the outer sides of the float are each secured with a handrail.

8. A self-inflating single person liferaft according to claim 1 wherein a raft port blow tube with a one-way valve for a user to blow the raft is inserted into the inner surface of the raft, and a lithium battery signal lamp is fixed to the top of the rear end of the raft.

9. A self-inflating single person liferaft according to claim 1 wherein the raft canopy has evenly distributed thereon disc rivets and wherein the outer surface of the raft canopy has a plurality of reflective strips attached thereto.

10. A self-inflating single person liferaft according to claim 1 wherein the inflatable pull cord has a hand held pellet secured to an end thereof.