CN1846569A

CN1846569A - Air bag possessing volume adjusting device

Info

Publication number: CN1846569A
Application number: CNA2006100676611A
Authority: CN
Inventors: 梁大柱
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-03-25
Filing date: 2006-03-24
Publication date: 2006-10-18
Anticipated expiration: 2026-03-24
Also published as: CN1846569B; KR100705539B1; KR20060102817A

Abstract

The invention relates to an aerated bag used in pillow pad, which comprises several separated rooms divided by walls; an air inlet/outlet for guiding air into separated room; and a volume adjuster for moving air between separated rooms to adjust the volume of separated room to needed one. With said volume adjuster, user can easily adjust the volume of separated room.

Description

Air bag with volume adjustment means

Technical field

The present invention relates to a kind of air bag; More particularly, the present invention relates to have the bolster air bag of volume adjustment means, it can regulate the volume that is separated in a plurality of compartments in the air bag according to user's hobby.

Background technology

By and large, articles for daily use (for example bolster, liner, mat etc.) are made by inserting cotton, sponge or similar material therein.And for example also developing, some article of air bag etc. replace bolster, air cushion, inflation mat etc.

Yet, be difficult to control pressure and volume in the air bag according to user's hobby.

In order to address the aforementioned drawbacks, proposed a kind ofly can regulate the pressure in the air bag and the technology of volume.Award a certificate day be April 10 in 2002 day, be called " daily necessities of controlled volume that use has the air bag of auxiliary bag ", the Korean Patent No.10-0333535 that belongs to the applicant discloses a kind of like this technology.

Fig. 1 has shown at the profile of the bolster disclosed in the aforementioned patent No.10-0333535 with air bag.As shown in Figure 1, air bag comprises separation main air compartment 1 and auxiliary air compartment 2 therein, and wherein auxiliary air compartment 2 is arranged on the both sides of main air compartment 1.Air intlet/outlet 3 is installed in main air compartment 1 and auxiliary air compartment 2 places.Air intlet/outlet valve 6 is installed between main air compartment 1 and the auxiliary air compartment 2.Air intlet/control of export device 4 is installed in main air compartment 1 and auxiliary air compartment 2 places, and is connected on air intlet/outlet valve 6 by belt body 5.

The operation of air bag is below described.Air is inhaled into or discharges by the air intlet/outlet 3 of main air compartment 1.Be connected to belt body 5 on air intlet/control of export device 4 by pulling, can the main air compartment 1 of opening/closing and auxiliary air compartment 2 between air intlet/outlet valve 6.

Therefore, can regulate each volume of main air compartment 1 and auxiliary air compartment 2.

Yet, for the user, regulate each volume and then the opening/closing air intlet/outlet valve and inconvenient of main air compartment and auxiliary air compartment by the pulling belt body.In addition, also have such defective, promptly long-time use can make the opening/closing function variation of air intlet/outlet valve.

Simultaneously, open day be that the Japanese patent application 2004-249088 on September 9th, 2004 discloses and a kind ofly can regulate bolster highly automatically according to the posture change of user when the sleep.This bolster comprises highly regulates part, Fluid Volume adjusting part and pair of check valves.Highly regulating part is connected with Fluid Volume adjusting portion branch by check-valves.Check-valves allows air highly regulating two-way flow between part and the Fluid Volume adjusting portion branch.

When load (for example user's head) acted on the highly adjusting part, Fluid Volume was regulated demi-inflation, has reduced simultaneously and has highly regulated part.On the other hand, when load reduced, Fluid Volume was regulated part and is shunk, lifting simultaneously highly regulate part.Therefore, no matter when the user stands up in sleep procedure, only just can regulate the height of bolster automatically by being expressed to load on the bolster.

Yet although Fluid Volume can be regulated based on load-up condition, it and user's hobby is irrelevant, and is difficult to satisfy user's hobby.

Summary of the invention

Therefore, the purpose of this invention is to provide a kind of air bag with volume adjustment means, wherein this air bag comprises by the separated a plurality of compartments of wall, effectively and easily to regulate its volume.

Comprise according to air bag provided by the present invention: by the separated a plurality of compartments of wall; Air is introduced the air intlet/outlet of compartment; And volume adjustment means, it arrives required size by the volume-adjustment that allows air to move compartment between each compartment.

Description of drawings

By following preferred embodiment and description taken together with the accompanying drawings, above-mentioned and other purposes, feature of the present invention will become clear, wherein

Fig. 1 has shown the cutaway view of bolster with air bag;

Fig. 2 is the stereogram that has shown according to the preferred embodiment of air bag of the present invention, as to have volume adjustment means;

Fig. 3 is the exploded perspective view that has shown according to volume adjustment means among of the present invention, Fig. 2; And

Fig. 4 is a cutaway view, has shown according to the air in the air bag of the present invention, that caused by volume adjustment means to flow.

The specific embodiment

Describe the preferred embodiments of the present invention in detail below with reference to accompanying drawing.

Fig. 2 is the stereogram of preferred embodiment that has shown according to the present invention, had the air bag of volume adjustment means, and Fig. 3 is the exploded perspective view that has shown according to the volume adjustment means among of the present invention, Fig. 2.

As shown in Figure 2, air bag 100 comprises: by wall 112 separated a plurality of (for example three)

compartment

110a, 110b and 110c; And the one or more volume adjustment means 200 that are positioned at the one or both sides of air bag, it is used to regulate the volume of each

compartment

110a, 110b and 110c.

Air bag 100 is made by synthetic resin (for example vinyl compound, urethane etc.).Air bag 100 also comprises: the permission air is injected into the air intlet/outlet 101 in the air bag 100; With the one or more bellmouth spares (mouthpiece) 102 that are formed on its one or both sides, it is used for volume adjustment means is connected to air bag.

Volume adjustment means 200 is used for regulating by air intlet/outlet 101 injects the volume of the air of compartment 110a-110c.

Volume adjustment means 200 comprises: the valve module 220 that is installed in bellmouth spare 102 places; Be arranged on the flexible pipe afterbody 212 on the wall 112; And the air hose 210 that extends to flexible pipe afterbody 212 places from bellmouth spare 102 across compartment 110a.Valve module 220 is communicated with flexible pipe afterbody 212 by air hose 210, and then makes it possible to regulate the air capacity among the compartment 110a-110c.

Describe in detail as Fig. 3, valve module 220 comprises air mobile parts 221, and wherein an end of air hose 210 is connected on this air mobile parts 221.Air mobile parts 221 is cylindrical shapes of hollow, and has the negative thread part.Air mobile parts 221 also has bound fraction 221a in the one side, is used to be connected to air hose 210.

In addition, air mobile parts 221 has the non-return hole 221b (referring to Fig. 4) that is positioned at wherein and is positioned at opening 221c above it.Opening 221c is connected with non-return hole 221b.

Valve module 220 also comprises: will be inserted in the air mobile parts 221, by the two-way piston rod 222 that moves opening/closing non-return hole 221b; Be connected to the nipple 225 on the negative thread of air mobile parts 221; And the seal member 226 that between piston rod 222 and nipple 225, seals and apply elastic force to piston rod 222.

Piston rod 222 comprises: head 222a (its external diameter is slightly less than the internal diameter of air mobile parts 221), the one end have screw thread rod member 222b, be installed in the spring 224 at rod member 222b place and be assembled to the rubber encapsulation piece 223 that is used for opening/closing non-return hole 221b in the head 222a.

Rod member 222b is inserted in the seal member 226, and seal member 226 is assemblied in the nipple 225 successively.Nipple 225 has step part along its periphery, enters

compartment

110a or 110b to prevent valve module 220.

Valve module 220 also comprises: be connected to the handle 227 on the screw thread of rod member 222b; Be installed in the pin thread ring 229 on the outer surface of bellmouth spare 102; And be connected on the pin thread ring 229, be used for connector 228 that bellmouth spare 102 is fixedlyed connected with nipple 225.

Explain the operation of volume adjustment means below with reference to accompanying drawing 4.

As shown in Figure 4, compartment 110a fills full air.And then, by using volume adjustment means 200, air flow into the compartment 110b that is being close to compartment 110a.On the other hand, another volume adjustment means 200 that is installed in compartment 110c one side by use makes compartment 110c fill full air.

After each compartment 110a-110c is filled full air, can regulate the volume of each compartment 110a-110c as follows according to user's hobby.

In the middle of the process of using volume adjustment means 200, when load was applied to compartment 110b (for example the user couches faceup), compartment 110b shrank, and compartment 110a and 110c expand simultaneously.On the contrary, when the load on acting on compartment 110b reduced (for example user's side direction couches), compartment 110b expanded, and compartment 110a and 110c shrink simultaneously.

Particularly,, spur the handle 227 of valve module 220, and utilize handle 227 pulling piston rods 222 afterwards in order to regulate the volume of compartment 110a-110c, and then extrusion spring 224 and seal member 226.Then, the rubber encapsulation piece 223 of piston rod 222 separates with non-return hole 221b, to open non-return hole 221b.Meanwhile, the opening 221c of air mobile parts 221 is opened.

At this moment, if compartment 110a is promoted by the user, and air discharges by opening 221c, and moves in the compartment 110b by non-return hole 221b and the air hose of opening 210 then.Correspondingly, the swell increment of compartment 110b equates with the air capacity of discharging from compartment 110a.

In addition, when the user stopped drag handle 227, the rubber encapsulation piece of piston rod 222 223 can become owing to the restoring force of spring 224 and seal member 226 and turns back to 221b place, non-return hole.The result makes that non-return hole 221b and opening 221c close, and has stopped moving of air.

Simultaneously, in order to move air to compartment 110a and 110c, need pulling handle 227, and correspondingly opened non-return hole 221b from compartment 110b.In this state, if compartment 110b is promoted by the user, then air is discharged from compartment 110b by air hose 210, and thereby flow in compartment 110a and the 110c by opening 221c.

That is to say that if the user spurs handle 227, non-return hole 221b can open, and thereby make air between compartment 110a-110c, to flow.

As an alternative embodiment of the invention, volume adjustment means 200 can be installed in air intlet/outlet 101 places that are formed at air bag 100 places, and then regulates the volume of each compartment 110a-110c.

According to the present invention, can regulate the volume of compartment 110a-110c according to user's hobby easily, but and especially semipermanent ground use volume adjustment means 200.

In addition, the invention is not restricted to bolster.For example, volume adjustment means 200 of the present invention can be used and be used to regulate air capacity and having any article of air intlet/outlet.

As mentioned above, according to the air bag with volume adjustment means of the present invention, make the user can make things convenient for freely to regulate and be separated in the volume of the air bag in bolster, liner, the mat etc., and can suitably regulate the pressure of air bag according to the variation of user's sleeping position.In addition, the air that is injected in the air bag can be rich in harmless fragrance or the material that conduces to sleep.

Although show and the present invention has been described, be appreciated that for one of ordinary skill in the art and can under the situation of the scope that does not depart from following claims, carry out variations and modifications with reference to preferred embodiment.

Claims

1. air bag comprises:

By the separated a plurality of compartments of wall;

Air is introduced the air intlet/outlet of compartment; With

Volume adjustment means, it arrives required size by making air move with the volume-adjustment of compartment between each compartment.

2. air bag as claimed in claim 1 is characterized in that, described volume adjustment means comprises:

Be used for selectively allowing the valve module of air from wherein flowing through;

Be installed in the flexible pipe afterbody at wall place; With

Air hose, it is connected to valve module on the flexible pipe afterbody, is used to make each compartment to be connected.

3. air bag as claimed in claim 2 is characterized in that, described valve module comprises:

The air mobile parts, it is connected on the flexible pipe, is used for sucking or discharging the air of compartment, and has non-return hole and the opening that is positioned at wherein;

Piston rod, it utilizes the two-way opening/closing non-return hole of moving;

Nipple, it is connected on the air mobile parts, and wherein an end of piston rod passes this nipple;

Seal member, it is installed in the nipple, is used for applying elastic force to piston rod; And

Handle, the end that it is connected to piston rod is used to spur piston rod.

4. air bag as claimed in claim 3 is characterized in that described valve module also comprises the spring that is installed in the piston rod place, is used for applying elastic force to piston rod.

5. air bag as claimed in claim 2 is characterized in that, described valve module also comprises:

Be installed in the pin thread ring at bellmouth spare place; And

With the connector that is connected on the pin thread ring, it is used in conjunction with bellmouth spare and nipple.