CN2706602Y

CN2706602Y - Inflator for inflatable article

Info

Publication number: CN2706602Y
Application number: CN 200420067830
Authority: CN
Inventors: 巫新财
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-06-03
Filing date: 2004-06-03
Publication date: 2005-06-29
Anticipated expiration: 2014-06-03

Abstract

Disclosed is an inflator for inflatable article, in particular that the inflator comprises a support barrel positioned on inflatable article and capable of forming compression or extension state under the function of external force impressing and absolving, a valve base arranged in the support barrel, a cover body for capping the valve base and an elastic element arranged in the support barrel to drive the support barrel to quickly extend and reset when the external force is absolved. The valve base is provided with a plurality of air holes communicating to the outside. When the external force continuously impress or absolves acting on the support barrel, and the support barrel tightens or looses, the outside air can be filled into the inflatable article through the air holes. Therefore, the external air can be quickly filled in the inflatable article without any inflation equipment.

Description

The inflator of inflatable object

Technical field

The utility model relates to a kind of inflator, particularly a kind of inflator that can make the inflatable object of the rapid filling of ambient atmos in inflatable object.

Background technique

As shown in Figure 1, general inflatable object 1 on the market has one usually can supply the air intake valve 12 of inflation, and one can be for the drain tap 13 that loses heart.When inflation, must open air intake valve, and just can make in the gas input inflatable object 1 with artificial air blowing or by charger 5 (as foot-operated charger or electronic towards charger), not only aeration speed is slow for artificial inflation mode of blowing, and the blower also feels tired easily.And use charger 5, user must before inflation, be ready to the charger 5 that is suitable for again earlier, therefore, there is not convenient shortcoming really in the inflated configuration of inflatable object 1 design in the past when inflation is used.

The model utility content

A purpose of the present utility model is to provide a kind of inflator that need not can make by any charger the inflatable object of the rapid filling of ambient atmos in inflatable object.

Of the present utility model being characterised in that: inflator comprises a supporting drum, a valve seat, a lid, and an elastic element.Supporting drum tool pliability, and can apply under the effect in an external force and form compressive state, when external force is removed and tensible reset, supporting drum has roof, an extension that is positioned the suction port place of inflatable object and defines the putting chamber that forms from roof and the flexual surrounding wall of tool, jointly by roof and surrounding wall, and at least one ventilation duct that extends and be communicated with putting chamber that outwards protrudes from surrounding wall.And valve seat is positioned the suction port place, and has a groove that communicates with the external world, and a plurality of being formed in the groove for the pore in the gas input inflatable object in the external world.In addition, valve has one and is arranged in the valve seat bottom and the body of rod that can the lifting displacement, and be formed at the body of rod one end and be positioned at valve seat outside and can be with the displacement of the body of rod sealed porosity or away from a lamellar body of pore.Be positioned on the valve seat and in order to the capping groove with liftable as for lid.Elastic element is located in the putting chamber, can be compressed and form compressive state synchronously with supporting drum, in addition when external force is removed, then can drive supporting drum rapidly stretching, extension reset.

For this reason, the utility model provides a kind of inflator of inflatable object, described inflatable object comprises: a body, the energy supplied gas is imported the suction port in the described chamber but the chamber, with a filling gas can make described chamber be in communication with the outside, and the gas output and the closed air outlet that can make in the described chamber; It is characterized in that: described inflator comprises: a supporting drum, the tool pliability, and can apply under the effect in an external force and form compressive state, when described external force is removed and tensible reset, described supporting drum has a roof that is positioned described suction port place, a tool pliability and extends from described roof and root edge and define the putting chamber that forms in conjunction with the surrounding wall, that is positioned the relative position place on the described body jointly by described roof, described surrounding wall and described body, and at least one ventilation duct that extends and be communicated with described putting chamber that outwards protrudes from described surrounding wall; One valve seat is positioned on the described supporting drum, and has a groove that communicates with the external world, and a plurality of pore of importing described chamber in the described groove for the gas in the external world that is formed at; One valve has one and is arranged in the described valve seat bottom and the body of rod that can the lifting displacement, and is formed at the described body of rod one end and is positioned at described valve seat outside and can seal described pore or away from a lamellar body of described pore with the displacement of the described body of rod; One lid is positioned on the described valve seat and in order to the described groove of capping liftablely; And an elastic element, be located in the described putting chamber, can be compressed and form compressive state synchronously with described supporting drum, in addition when described external force is removed, then can drive described supporting drum and stretch rapidly and reset.

Description of drawings

Be elaborated below by preferred embodiment and accompanying drawing inflator to the utility model inflatable object, in the accompanying drawing:

Fig. 1 is a kind of air mattress schematic representation of prior art.

Fig. 2 is the schematic perspective view of a preferred embodiment of the inflator of the utility model inflatable object, shows the bonding state of inflator and inflatable object.

Fig. 3 is the combination section of the preferred embodiment in inflator and inflatable object bonding state.

Fig. 4 is the inflator perspective exploded view of the preferred embodiment.

Fig. 5 is the sectional drawing of the preferred embodiment, shows the state that inflatable object is inflated.

Fig. 6 is the application drawing of the preferred embodiment, shows that inflator is pressurized air and flows into the interior state of inflatable object.

Fig. 7 is the sectional drawing of the preferred embodiment, shows that the state of inflator releasing compression and expression inflatable object have been full of air condition.

Embodiment

Shown in Figure 2 is inflator 3 one preferred embodiments of the utility model inflatable object 2.In this example, inflatable object 2 is to do explanation with bed.Inflatable object 2 comprises a body 21 of being made by flexible material, an and gas bleeder valve 22 of being located on the body 21, but body 21 have the chamber 211, of a filling gas chamber 211 is in communication with the outside and can supplied gas suction port 212 in the input chamber 211, and gas output and closed air outlet (because of the view angular dependence is not given demonstration) that can make in the chamber 212.Gas bleeder valve 22 has the passage (not shown) that a pedestal 221, that is positioned body 21 air outlets places is formed on the pedestal 221 and chamber 211 inside are in communication with the outside, and an activity is located on the pedestal 221 and is available for users to operate with in good time closed channel or open channel so that the enclosing cover 222 that the gases in the chamber 211 are discharged.

Cooperate Fig. 3 and shown in Figure 4, inflator 3 includes a supporting drum 31, a valve seat 32, a lid 33, and an elastic element 34.Supporting drum 31 also is made by flexible materials, thereby can apply under the effect in an external force and form compressive state, extensible resetting when this external force is removed.Supporting drum 31 has a roof 311, that is positioned suction port 212 places and extends from roof 311 and the flexual surrounding wall 312 of tool, defines a putting chamber 313 that forms jointly by roof 311, surrounding wall 312 and body 21, and a plurality of protrude the ventilation ducts 314 that extend and be communicated with putting chamber 313 from surrounding wall 312 outward radials.After supporting drum 31 was positioned body 21, surrounding wall 312 stood in the chamber 211 of body 21, and putting chamber 313 and borrow ventilation duct 314 and be communicated with the chamber 211 of body 21.

Valve seat 32 has an apical margin wall 321, that is positioned supporting drum 31 roofs 311 places and extends ring wall 322, from apical margin wall 321 1 sides and extend from the ring wall 322 and the base wall 323, that can be inserted in the putting chamber 313 and define the groove 324 that forms and communicate with the external world jointly by ring wall 322 and base wall 323, and the location cylinders 325 by base wall 323 extensions in the groove 324.Be arranged in and be formed with a plurality of the pores 326 for ambient atmos input chambers 211 on the base wall 323 of location cylinder 325, in addition, location cylinder 325 outer surfaces are formed with outside thread 327.

Lid 33 has a median wall 331, and is defined jointly to form for location cylinder 325 by median wall 331 and connecting wall 332 and stretch the block groove of putting 333 around extending connecting wall 332 and from median wall 331, and connecting wall 332 internal surfaces are formed with the internal thread 334 that can be spirally connected with aforementioned outside thread 326.

Elastic element 34 can be spring, be located in the putting chamber 313 of supporting drum 31, and have a body 341 and two end part 342 that are wound in a few, 341 of each end 342 and outmost turns bodies all are arranged with a sheath 343, when avoiding elastic element 34 with supporting drum 31 telescopic displacements, the end punctures supporting drum 31.

In addition, for strengthening airtight effect, therefore, inflator 3 more can include a valve 35 and a cock body 36.Valve 35 have one be arranged in valve seat 32 base wall 323 and can lifting displacement the body of rod 351, be formed at the body of rod 351 1 ends and be positioned at base wall 323 outer and can seal these pores 326 or away from a lamellar body 352 of these pores 326 with the body of rod 351 displacements, and one be located on the body of rod 351 the other ends and can break away from the location piece 353 of valve seats 33 in order to avoid the body of rod 351.Cock body 36 has one in order to the stopper part 361 of block in location cylinder 325 ora terminalis places, and one extends from stopper part 361 and can be inserted into extension part 362 in the location cylinder 325.

Inflator 3 is when combination, can earlier elastic element 34 be placed in the putting chamber 313 of supporting drum 31, and the body of rod 351 of valve 35 is placed through on the base wall 323 of valve seat 32, borrow location piece 353 to wear and be positioned on the body of rod 351, and make the body of rod 351 base wall 323 lifting displacements relatively.Again valve seat 32 is placed through in the supporting drum 31, the apical margin wall 32 of valve seat 32 is positioned roof 311 places of supporting drum 31, then the extension part 362 of cock body 36 is inserted in the location cylinder 325, and make stopper part 361 retainings place location cylinder 325 ora terminalis places, at last lid 33 spiral shells are located on the location cylinder 325, can be finished the combination operation of inflator 3.As for the combination of inflator 3 with inflatable object 2, then as long as inflator 3 is inserted in the body 21 by the suction port 212 of inflatable object 2, the roof 311 of supporting drum 31 can be incorporated into suction port 212 places of body 21 by means of the welding mode, surrounding wall 312 root edges of supporting drum 31 are then in conjunction with the relative position place that is positioned on the body 21, during unaerated, be subjected to the extensional process of elastic element 34, the surrounding wall 312 formation erectility that can be stretched.

As shown in Figure 5, when just launching air mattress 2, lid 33 as long as the user outwards winding, and unload cock body 36, and the location piece 353 of valve 33 is influenced by deadweight and do not contact pore 326 at this moment, and the external world communicates with putting chamber 313 air.When inflation, personnel just can carry out inflatable object 2 inflations as long as press, put action contact inflator 3 repeatedly.As shown in Figure 6, when hand 4 is pushed inflator 3, the surrounding wall 312 and the elastic element 34 of supporting drum 31 all can form compressive state, compressing moment, the air that has been present in putting chamber 313 is with the location piece 353 jackings contact pore 326 of valve 33, with these pore 326 sealings, the air that has had putting chamber 313 is shown in arrow, in the chamber 211 via ventilation duct 314 input bodies 21.After hand 4 unclamped, surrounding wall 312 stretched under the elastic-restoring force effect of elastic element 34 and resets, and in stretching moment, ambient air pushes away this pore 326 with the location piece 353 of valve 33 again, makes this ambient air be full of putting chamber 313 once more.In addition, because ventilation duct 314 is flexible material, when hand 4 unclamped, ventilation duct 314 became closed state away from the gas pressure that an end of this surrounding wall 312 is subjected in the chamber 211, and the air that enters chamber 211 can not flowed backward in the putting chamber 313.Press, put operation so repeatedly, to reach with inflatable object 2 gassiness states such as Fig. 7 state.At last, the extension part 362 of cock body 36 is inserted in the location cylinder 325, and make stopper part 361 retaining place location cylinder 325 ora terminalis places, lid 33 spiral shells are located on the location cylinder 325 as shown in Figure 3.The utility model need not only need to push inflator 3 repeatedly with hand 4 and can finish inflatable object 2 inflations by the charging equipment of any electronic or on-electric, and is quite convenient in the use.

Claims

1. the inflator of an inflatable object, described inflatable object comprises:

One body can supplied gas but the chamber, with a filling gas can make described chamber be in communication with the outside be imported the suction port in the described chamber, and the gas output and the closed air outlet that can make in the described chamber; It is characterized in that:

Described inflator comprises:

One supporting drum, the tool pliability, and can apply under the effect in an external force and form compressive state, when described external force is removed and tensible reset, described supporting drum has a roof that is positioned described suction port place, a tool pliability and extends from described roof and root edge and define the putting chamber that forms in conjunction with the surrounding wall, that is positioned the relative position place on the described body jointly by described roof, described surrounding wall and described body, and at least one ventilation duct that extends and be communicated with described putting chamber that outwards protrudes from described surrounding wall;

One valve seat is positioned on the described supporting drum, and has a groove that communicates with the external world, and a plurality of pore of importing described chamber in the described groove for the gas in the external world that is formed at;

One valve has one and is arranged in the described valve seat bottom and the body of rod that can the lifting displacement, and is formed at the described body of rod one end and is positioned at described valve seat outside and can seal described pore or away from a lamellar body of described pore with the displacement of the described body of rod;

One lid is positioned on the described valve seat and in order to the described groove of capping liftablely; And

One elastic element is located in the described putting chamber, can be compressed and forms compressive state synchronously with described supporting drum, in addition when described external force is removed, then can drive described supporting drum and stretch rapidly and reset.

2. the inflator of inflatable object according to claim 1 is characterized in that:

Described ventilation duct radially extends from described surrounding wall.

3. the inflator of inflatable object according to claim 1 is characterized in that:

Described valve seat has an apical margin wall that is positioned the described roof place of described supporting drum, and extends ring wall, from described apical margin wall one side and extend from described ring wall and can be inserted into base wall in the described putting chamber, an and location cylinder that extends in the described groove by described base wall, described location cylinder has a tank that is open shape, described pore promptly is formed on the described base wall and is positioned at described tank, and described groove is defined jointly by described ring wall and described base wall and forms.

4. the inflator of inflatable object according to claim 1 is characterized in that:

Described valve also has to be located on the described body of rod in order to avoid the described body of rod to break away from the location piece of described valve seat.

5. the inflator of inflatable object according to claim 1 is characterized in that:

Described elastic element is a spring.

6. the inflator of inflatable object according to claim 1 is characterized in that:

Described inflatable object also comprises is located at the gas bleeder valve of discharging in order to the gas of controlling in the described chamber on the described body.

7. as the inflator of inflatable object as described in the claim 3, it is characterized in that:

Also include a cock body in order to the described tank of the described location cylinder of capping.

8. as the inflator of inflatable object as described in the claim 7, it is characterized in that:

Described cock body has one in order to the stopper part of block in described location cylinder ora terminalis place, and one extends from described stopper part and can be inserted into extension part in the described location cylinder.

9. as the inflator of inflatable object as described in the claim 3, it is characterized in that:

Described location cylinder outer surface is formed with outside thread, described lid internal surface then be formed with relatively can with the internal thread of described external thread bolt connection.