CN2300587Y - Automatic life-saving device for person falling into water - Google Patents

Abstract

The utility model relates to an automatic life-saving protector for person falling into water. The utility model is composed of an air storage tank, a ball storage barrel, a switch device and an inflation ball, the upper part of the air storage tank is provided with a switch frame. A switch device is arranged in a switch hole passage in the switch frame. One end of the switch hole passage is communicated with the air storage chamber, and the other end is communicated with the exterior of the switch frame. The air storage chamber is communicated with the inflation ball in the ball storage barrel through the switch hole passage, an air passage and an air nozzle. A barrel cover is covered at the bottom of the ball storage barrel. An inflation nozzle is arranged on the wall of the air storage tank. The utility model has the advantages of simple structure, reliable work and convenient operation. A balloon is automatically inflated after protector falls into water, and people carrying the protector are driven to float out of the water surface. The utility model is suitable for all people to carry.

Description

Automatic-aid safety-device for persons falling in water

The utility model relates to a kind of parcel, particularly a kind of automatic-aid safety-device for persons falling in water.

Through the ages, people are buried in its number of water person many because of a variety of causes.The shipwreck accident is can be recurrent, generally uses buoy quoit, life jacket that the drowning people is succoured when having an accident.But often because of accident mostly is burst greatly, the unripe handled means of people takes place at once, in time succours the problem that the drowning people has become people to pay close attention to.Sometimes because of the buoyant apparatus deficiency, cause serious disaster, also because of no life, make the drowning people lose life sometimes.Particularly children happen occasionally because of the thing that is caused getting killed by water logging accidentally of slipping and falling into the water or dabble.

The purpose of this utility model provides that a kind of people can carry, and can inflate the automatic-aid safety-device that the drowning people is floated automatically during unfortunate falling into water.

Task of the present utility model is finished with following mode: a kind of automatic-aid safety-device for persons falling in water is by air receiver, ball storage tube, switching device and inflatable ball constitute, gas dome is arranged at the air receiver bottom, switch frame is arranged at air receiver top, in the switch duct in switch frame switching device is housed, switch duct one end is logical with gas dome phase limit, the other end communicates with the switch frame outside, gas dome is through the switch duct, air flue, valve communicates with the inflatable ball in the ball storage tube, cover covers in the ball storage tube bottom, charging connector is contained on the air storage tank wall, the lever middle part of described switching device is contained on the switch cell walls through bearing pin, one end of lever connects piston through bearing pin, the lever other end connects the latch head, be set with spring on the latch, spring one end leans on lever, the other end leans on the switch cell walls, the latch tail end is inserted in the pin afterbody hole, the stub head is equipped with the bowl-type rubber ring, stub middle part bulge loop downside is equipped with rubber ring, its upper side leans and overlaps the spring that is through on the stub, and the spring other end leans on the hole wall in switch duct.To be the latch hole of passing lever be connected through pivot pin with lever by the cap location or the latch of latch for latch and the connection mode of lever.Also available lever one end of latch curves inserted link and substitutes.Inflatable ball can be divided into inflation neck and inflatable ball bag portion two parts connect into integral body or a whole inflatable ball that is regardless of two ones is formed.

The utility model is simple in structure, cost is low, reliable operation, easy to use, protector fall into the water can the self-opening switch to automated ballon inflation, balloon can drive and carry personnel's come-up, reaches the effect of saving oneself.Be suitable for all personnel and carry, Small-sized safety device can hang between waist with the band dress.

The scheme drawing of Fig. 1 the utility model structure inflatable ball unaerated

Fig. 2 is the sectional structure scheme drawing of Fig. 1

The gas filed scheme drawing of Fig. 3 the utility model structure inflatable ball

Below in conjunction with accompanying drawing the utility model is described in further detail: press shown in accompanying drawing 1, the accompanying drawing 2, the structure of this protector is made up of two cylinders that combine, make storage dress pressure gas and dress switching device usefulness for one, the inflatable ball after another storage dress is folding.Gas dome has air flue to be connected with inflatable ball.

Gas dome 15 is arranged at columnar air receiver 17 bottoms, switch frame is arranged at air receiver top, in the switch duct 20 in switch frame 21 switching device is housed, switch duct 21 1 ends are connected with gas dome 15, the other end communicates with switch frame 21 outsides, gas dome 15 through switch duct 20, air flue 11, valve 12 communicate with the admission port of the inflatable ball neck 13 in the air tank 16, cover 14 glands are in ball storage tube 16 bottoms, charging connector 6 is contained on air receiver 17 base wall.The constructional feature of switching device is: an end of piston 1 is connected on the end of lever 2, connects with Xiao's axle, so be movable.The middle part of lever 2 is connected through bearing pin 7 on the wall in switch duct 20, also is movable.Latch 4 passes the circular hole of lever 2 one ends, and inserts in the hole of stub 8 one ends, and the stage casing of latch 4 is bearing on the lute 19, and spring 3 is installed in the latch stage casing and switch frame 21 and lever 2 are respectively withstood in two.The one side of the cap end of latch 4 is close on the lever 2, i.e. the location.Lock ring has a bowl-type rubber band 5 in the stub 8 head neck grooves, and the bulge loop at stub 8 middle parts simultaneously is equipped with rubber band 10, and another side leans an end of spring 9, and spring 9 is through the afterbody of main shaft 8, and the other end leans on the hole wall in switch duct 20.Assembly opening seal cover cap 18 installs this assembly opening of switching device rear enclosed in the switch duct 20 of switch frame 21.

In gas dome 15, import pressure gas from charging connector 6 before using, as compressed oxygen, nitrogen, carbon dioxide gas, air, autogas, present embodiment is the protector that the individual uses, in gas dome 15, store 4 to 8 gram liquefied petroleum devices are arranged, when it during to the inflatable ball gas transmission, the buoyancy of inflatable ball can be bubbled through the water column user's head at least, make persons falling in water can cascading water at the bottom of and produce drowned.

Automatic gas filed structural representation when accompanying drawing 3 falls into the water for protector.The utility model protector falls into the water when reaching certain depth of water with persons falling in water, for example the depth of water is 50 centimetres, piston 1 is because the effect of hydraulic pressure, an end that inwardly connects lever 2 slides, and promotion lever 2 moves clockwise around bearing pin 7, because latch 4 is to be through on the lever 2, and the cap end is greater than the perforation on the lever 2, so during lever 2 motions, latch 4 is forced to assembly opening and is covered the motion of 18 directions, when piston 1 motion to the utmost point during the position, latch 4 moves to the position (promptly extracting out) of stub 8 perforation from stub 8 perforation under the elastic force of spring 3 and lever 2 power effects, this moment stub 8 under the elastic force effect of spring 9, move to gas dome 15 directions, force bowl-type rubber band 5 to throw off position, 21 aperture, gas dome 15 enclosed switch ducts, and rubber ring 10 is tightly pushed down switch duct 21 under elastic force effect and the stub 8 bulge loop effects.Pressure gas in air storage this moment 15 such as autogas enter air flue 11 from the tolerance clearance of stub 8 and gas dome 15, in charging connector 12 enters inflatable ball neck 13.Inflatable ball is partly formed by two, connects charging connector and partly claims inflatable ball neck 13, and the geometric configuration of neck and size are close with ball storage tube 16 volumes, and another partly claims inflatable ball bag portion 22, and its geometric configuration and size design as required.Be to enclose into cylinder after folding to fill in the ball storage tube 16 before 22 inflations of bag portion.Inflatable ball neck 13 and inflatable ball bag portion 22 are be tightly connected (inflatable ball also are regardless of neck and bag portion, and two ones is an integral body, and its geometric configuration and size are close).When the good bag portion 22 of circle filled in ball storage tube 16, neck 13 bedding bag portions 22 squeezed and fold in ball storage tube 16 near the position that charging connector 12 is installed.When the gas in the air flue 11 (being the air guide duct) enters in the inflatable ball, at first enter inflatable ball neck 13, when neck 13 reaches certain air pressure, because the inflatable ball bag portion 22 that the change senior general of neck 13 volumes fills in outwards is squeezed to cover 14 and extrudes (promptly dropping), high pressure gas enter inflatable ball bag portion 22 again, inflatable ball bag portion also is extruded air tank 16 outsides simultaneously, when inflatable ball two part volume inflations reached design limit, gas dome 15 pressure decays were to can't stop gas replenishment process again when inflatable ball is inflated.Because whole protector is the waist that hangs over the people, inflatable ball inflation back produces to water surface come-up buoyancy, drives human body and floats to the water surface, and people's head is exposed at the water surface, thereby realizes the automatic protecting purpose.

Claims (4)

1. automatic-aid safety-device for persons falling in water, it is characterized in that by air receiver, ball storage tube, switching device and inflatable ball constitute, gas dome [15] is arranged at air receiver [17] bottom, switch frame [21] is arranged at air receiver [17] top, in the switch duct [20] in switch frame [21] switching device is housed, the switch duct same gas domes of [21] one ends [15] are connected, the other end is connected with switch frame [21] outside, gas dome [15] is through switch duct [20], air flue [11], inflatable ball in the same ball storage tube of valve [12] [16] communicates, cover [14] covers in ball storage tube [16] bottom, charging connector [6] is contained on air receiver [17] wall, the lever of described switching device [2] middle part is contained on the wall of switch duct [20] through bearing pin [7], one end of lever [2] connects piston [1] through bearing pin, lever [2] other end connects latch [4] head, be set with spring [3] on the latch [4], spring [3] one ends lean on lever [2], the other end leans on the wall of switch duct [20], latch [4] tail end inserts in stub [8] the afterbody hole, stub [8] head is equipped with bowl-type rubber ring [5], stub [8] middle part bulge loop downside is equipped with rubber ring [10], its upper side leans and overlaps the spring [9] that is through on the stub [8], and spring [9] other end leans on the hole wall of switch duct [20].

2. according to the described protector of claim 1, it is characterized in that the latch [4] and the connection mode of lever [2] are latch [4] holes of passing lever [2] and are connected through pivot pin with lever [2] by the cap location or the latch [4] of latch [4].

3. according to the described protector of claim 1, it is characterized in that also available lever [2] one ends of latch [4] curve inserted link and substitute.

4. according to the described protector of claim 1, it is characterized in that inflatable ball can be divided into inflation neck [13] and inflatable ball bag portion [14] two parts connect into integral body or a whole inflatable ball that is regardless of two ones is formed.

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