CN2139653Y - Air charging system for inflatable elastomer - Google Patents

Abstract

The utility model relates to an air charging system for an inflatable elastomer. The utility model is characterized in that the top of a pressure resistant air storage tank is fixedly connected with a four-way connection tube, the other interfaces of the four-way connection tube are respectively connected with a mouth of a one-way air inlet valve, a pressure meter and a high-pressure connection tube with a charging connector, an air outlet valve and the air storage tank are arranged on the top end of the four-way connection tube, and a handle and a footrest are fixed on the air outlet valve and the air storage tank. The utility model which is portable can conveniently and safely charge the air into the inflatable elastomer.

Description

Air charging system for inflatable elastomer

The utility model relates to inflatable elastic body and function inflator.

Existing inflatable elastic body filling air all as automobile tire, bicycle inner tube, ball tire, air cushion, the device of inflation has manually, the foot-propelled pump, gas-filled pump, air compressor etc.Though easy to carry with the manually driven inflator, aeration quantity is little, aeration speed is slow.Though aeration quantity such as gas-filled pump, air compressor is big, aeration speed is fast, the equipment heaviness, move inconvenient, noise is big, the restriction that is subjected to power source.Development along with building cause, it is more and more extensive that the application of inflatable elastic body becomes, for example air cushion is speedily carried out rescue work in earthquake, the fire rescue, all brought into play good effect in the operation such as vehicle emergency maintenance in transit, and a kind of aeration speed is fast, safe, portable, the low inflator that is not subjected to the power source restriction of noise but in use press for.

The purpose of this utility model is exactly that a kind of portable, safety, inflation inflatable elastic body and function inflator fast, easy to use will be provided.

Task of the present utility model is finished as follows.

Inflatable elastic body and function inflator, have withstand voltage gas tank, take over, give vent to anger interface, gas outlet valve, its characteristics are that described adapter is that four-way is taken over, four-way is taken over fixing connection of interface of the interface and the described gas tank upper end end socket of lower end, another interface on four-way is taken over is connected with pressure gauge, the breather cheek valve mouth has been threaded in the intake interface that four-way is taken over, be threaded on the interface of giving vent to anger that four-way is taken over and be with the high aluminium hydraulic pressed connecting pipe of charging air inlet, be fixed with handle and leg rest on the described withstand voltage gas tank.

The breather cheek valve mouth of the utility model inflator can be threaded in the porthole core print seat by valve inside to be formed.

The utility model inflator adopts the high pressure joint pipe structure of withstand voltage gas tank, pressure gauge, breather cheek valve mouth, gas outlet valve and band charging air inlet, after pressurized air entered withstand voltage gas tank by the breather cheek valve mouth, a jar inner air pressure can be controlled by pressure gauge.When the gas transmission of inflatable elastic body, the charging air inlet of high aluminium hydraulic pressed connecting pipe one end and the intake interface of inflatable elastic body are connected airtight, opening the gas outlet valve of inflator upper end can inflate the inflatable elastic body, the speed of inflation can be adjusted by gas outlet valve, therefore this inflator uses very convenient, safety, and essentially no noise.The gas tank of the utility model inflator can miniaturization, and the gas tank outer wall is fixed with handle and leg rest, and is therefore easy to carry, gives inflatable elastic bodies inflations such as automobile tire, cycle tyre, ball tire, air cushion at any time.After particularly automobile, fire-fighting truck etc. are equipped with air cushion and inflator of the present utility model, can carry out easily that earthquake is speedily carried out rescue work with air cushion, fire rescue, vehicle emergency maintenance etc., have good social benefit.

Below with reference to embodiment's accompanying drawing inflator of the present utility model is described in further detail.

Fig. 1 is that four-way is taken over longitudinal section

Fig. 2 is the broken section organigram of the utility model inflator.

Fig. 3 is the organigram of breather cheek valve mouth.

Fig. 4 is a bicycle inner tube charging air inlet organigram.

Fig. 5 is a ball tire charging air inlet organigram.

Fig. 6 is an automobile tire charging air inlet organigram.

Fig. 7 is an air cushion charging air inlet organigram.

Fig. 8 is the stereogram of the utility model inflator.

Consult Fig. 1, Fig. 2, Fig. 3, Fig. 8, inflator comprises high aluminium hydraulic pressed connecting pipe 12, handle 13, the leg rest 14 of withstand voltage gas tank 1, four-way adapter 2, gas outlet valve 4, pressure gauge 8, breather cheek valve mouth 10, band charging air inlet 11.Withstand voltage gas tank 1 is made with reference to GB150-89 " Steel Pressure Vessels " and State Labour Bureau's " safe technology of pressure vessel supervision rules ".Cylindrical shell, end socket material meet the regulation of GB3274-88 standard.The gas tank longitudinal joint adopts welding by both sides, circumferential weld to adopt band backing plate welding by one side structure, and four-way takes over that fillet weld should guarantee complete penetraction and fusion in welding by stipulating among the GB985-80 between the interface 5 of 2 lower ends and the interface 6 on the gas tank end socket.Four-way is taken over 2 usefulness brass die casting, machining moulding.Gas outlet valve 4 is by comprising valve rod 17, packing ring 18, being threaded in four-way and taking over the blind nut 19 of 2 upper ends and formed.When gas outlet valve 4 is 16MPa in working pressure, should there be gas leakage.Pressure gauge 8 is bought by market.Breather cheek valve mouth 10 is threaded in the valve core print seat 16 by valve inside 15 to be formed, and valve inside 15 markets stock can supply, and the threaded one end of valve core print seat 16 is connected in the intake interface 9 of four-way adapter 2.High aluminium hydraulic pressed connecting pipe 12 adopts high pressure oxygen rubber tube, and an end of high aluminium hydraulic pressed connecting pipe 12 is with on the interface 3 that is threaded in four-way adapter 2, and the other end of high aluminium hydraulic pressed connecting pipe 12 is connected with charging air inlet 11.Charging air inlet 11 can be according to using object to adopt heteroid charging air inlet.Consult Fig. 4, bicycle inner tube is made up of gas transmission copper pipe 20, valve inside 21, valve top 22, seal ring 23, blind nut 24 with charging air inlet.Valve inside 21 does not have under 1MPa pressure and leaks with after gas transmission copper pipe 20 cooperates.Consult Fig. 5, the ball tire is made up of gas transmission copper pipe 25, valve inside 26, clamping cap 27, valve top 28, seal ring 29, locating pin 30, setting sleeve 31, tracheae 32 and air tube 33 with charging air inlet.Consult Fig. 6, automobile tire is made up of gas transmission copper pipe 34, spring 35, valve inside 36, seal ring 37, valve spud 38 and nut mouth 39 with charging air inlet.Should guarantee the valve inside freedom of movement after the seal ring assembling, spring pressure guarantees that valve inside does not have leakage under 1MPa pressure.Consult Fig. 7, between the charging air inlet 11 of the intake interface 40 of air cushion and high aluminium hydraulic pressed connecting pipe 12 1 ends with being threaded.

Its working pressure of inflator of the present utility model is 0.9MPa, and volume can be 10 liters, 15 liters, 20 liters, 25 liters.Holding handle 13 can mention, easy to carry.During use, utilize tank base and leg rest 14 inflator can be crouched and be placed on the ground, charging air inlet 11 is fitted on the intake interface of inflatable elastic body, unclamp gas outlet valve 4 and can inflate.Tighten gas outlet valve 4 after inflation finishes, unload charging air inlet 11 and get final product.Pressurized air in the gas tank 1 can be provided by air compressor, and pressurized air is through breather cheek valve mouth 10 input, and by pressure gauge 8 control air inflows, if the air pressure in the gas tank during greater than allowable pressure, available hand lifts the valve inside decompression in the breather cheek valve.

Claims (2)

1, a kind of inflatable elastic body and function inflator, has withstand voltage gas tank (1), take over (2), the interface (3) of giving vent to anger, gas outlet valve (4), it is characterized in that taking over (2) takes over for four-way, take over fixing connection of interface (6) of interface (5) with gas tank (1) the upper end end socket of (2) lower end, the interface of taking on (2) (7) is connected with pressure gauge (8), breather cheek valve mouth (10) has been threaded in the intake interface (9) of adapter (2), take over the high aluminium hydraulic pressed connecting pipe (12) of the band charging air inlet (11) that is threaded on the interface of giving vent to anger (3) of (2), be fixed with handle (13) on the gas tank (1), leg rest (14).

2, inflator according to claim 1 is characterized in that breather cheek valve mouth (10) is threaded in by valve inside (15) to form in the valve core print seat (16).

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