CN205256991U

CN205256991U - Can smoothly fill fluidic fluid container

Info

Publication number: CN205256991U
Application number: CN201520734011.2U
Authority: CN
Inventors: 聂会平
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-09-21
Filing date: 2015-09-21
Publication date: 2016-05-25
Anticipated expiration: 2025-09-21

Abstract

The fluid buffer body that a can smoothly fill fluidic fluid container and uses thereof, this fluid container include the at least two -layer fluid of plastic envelope storage filming is and dispose the coincide two -layer the inboard at least two -layer stop valve of short valve filming of membrane is stored to the fluid, wherein the fluid buffering is including the main entrance unit and the fluid storage unit that have the main entrance, still include main entrance involution seam in the bottom side of main entrance unit, it includes involution seam main part and extends in a plurality of drainages seam of involution seam main part integratively protrudingly, the proximal end portion of stop valve extends the entering main entrance, the distal end portion of stop valve forms the fluid that has the entry respectively and fills the passageway between two -layer valve membrane, wherein the main entrance is when filling into the fluid, setting up of drainage seam makes the fluid smoothly reach the entry that the passageway was filled to the fluid, thereby pack the passageway via the fluid and pack the fluid to fluid storage unit, and the passageway is filled to stop valve self -sealing fluid after the fluid packing operation.

Description

Fluid container that can smooth and easy fill fluid

Technical field

The utility model relates to fluid storage device, relates in particular to the fluid container that is conducive to drainage fill fluid.

Background technology

Fluid container, for example fluid cushion pad or package with fluid bag, in modern logistics industry, have a wide range of applications. For example common air-packing device, because its inside is filled with air, so shock-absorbing capacity is strong, and transport time can not inflated, thereby it is little to take up room, can after on-the-spot inflation, pack again article to be packaged in use, thereby reduce cost, so this air-packing device has been subject to welcoming widely on market.

Fig. 1 to Fig. 2 has illustrated the structure of existing air-packing device, it comprises two-layer adventitia 1A and the 1B of heat-sealing, and two-layer inner membrance 2A and 2B, wherein between two-layer inner membrance 2A and 2B, be provided with refractory layer and form multiple gas fill port 2C and can automatic-sealed after inflation completes, and after heat-sealing, form multiple plenum chamber 1C with two-layer adventitia 1A and 1B. Two-layer adventitia 1A and 1B make inflatable structure form various required forms through a series of heat-sealings and bending again, thereby for holding connection with wrapping of piece or as packing material, for connection with wrapping of piece provides air cushioning effect.

In addition, near main airway 1D region, adjacent adventitia is connected by heat-sealing with inner membrance, adventitia 1A is connected by heat seal point 1E heat-sealing with inner membrance 2A, and adventitia 1B is also connected by heat seal point 1E heat-sealing with inner membrance 2B. Like this, in the time that main airway 1D inflates because the existence of heat seal point 1E, make adventitia 1A and 1B in the region of corresponding main airway 1D because the inner membrance 2A and the 2B that are connected are pulled open respectively in expansion.

But, although in technique scheme, by being set, heat seal point 1E improves inflation performance, but between heat seal point 1E and hot-sealing line 1F apart from one another by ground setting, cause adventitia between heat seal point 1E and hot-sealing line 1F and inner membrance as being formed with space 1G between 1A and 2A, when inflation, air still can enter between adjacent adventitia 1A and inner membrance 2A after entering main airway 1D, and the position at space 1G flows to outflow, thereby heat seal point 1E ambient air play, can cause heat seal point 1E connect adventitia 1A and inner membrance 2A transversely direction move, thereby cause adventitia 1A and inner membrance 2A to produce fold in the position of heat seal point 1E, as shown in Figure 3, thereby cause gas fill port 2C normally not open.

That is to say, as shown in fig. 1, mobile air-flow in the 1G of space, cause the position of heat seal point 1E to be moved along left and right directions, thereby cause the film portion being connected with heat seal point 1E to produce bending and make main airway 1D the film-shaped waviness structure here, thereby some the gas fill port 2C between two-layer inner membrance 2A and 2B can stop up because of the bending of film and fold, thereby can not successfully open.

In addition, in this scheme, main airway 1D, to hot-sealing line 1F region, is the superimposed structure of multilayer film, but two membranes is while being attached to together, can cause local location adhesion because of Electrostatic Absorption and can not uniform stressed while making to inflate and expansion completely. In addition, region between adjacent heat seal point 1E, between two-layer inner membrance 2A and 2B, can produce space, between adventitia 1A or 1B and inner membrance 2A or 2B, also can form space, because there is no suitable flow guiding structure, cause air-flow play in these spaces, and make inner membrance local pressure inequality, thereby make the entrance of some gas fill port 2C blocked, and can not smooth and easyly inflate.

Summary of the invention

An object of the present utility model is to provide a fluid container, the fluid filling passage being wherein used between the two-layer valve film of stop valve of fill fluid can be opened swimmingly, thereby be conveniently filled with fluid, and prevent fluid leakage completing self-closed after fluid filling operation.

Another object of the present utility model is to provide a fluid container, the main channel involution seam that is wherein used for forming main channel comprise one continuously heat-sealing involution seam main body and extend integratedly and protrudingly multiple drainages seams of described involution seam main body, the fluid container of the present utility model that is arranged so that wherein said drainage is stitched can smooth and easy fill fluid.

Another object of the present utility model is to provide a fluid container, wherein said drainage seam is arranged on the position of the refractory layer between corresponding valve film and is no more than refractory layer edge, to connect adjacent described valve film and fluid storage film, thereby make described main channel in the time of fill fluid, the synchronous bending of described valve film and described fluid storage film is also pulled open two-layer described valve film, thereby the fluid filling passage of described valve film can be opened swimmingly.

Another object of the present utility model is to provide a fluid container, wherein because described drainage seam is connected with described involution seam main body one, thereby the position that fluid enters the space between described fluid storage film and described valve film and arrives described drainage seam is to apply active force in the time that described drainage is stitched, described involution seam main body plays the effect of reinforcement to described drainage seam, thereby described drainage seam is difficult for dislocation, prevent that so described fluid storage film and described valve film from producing fold in the position of contiguous described drainage seam, to prevent from stopping up the described fluid filling passage between described valve film.

Another object of the present utility model is to provide a fluid container, wherein said drainage seam also can be arranged on the position of the both sides of corresponding described refractory layer, and described in each, drainage seam comprises a membrane seam and stitches integrally formed at least one seam that confluxes with described membrane, wherein said membrane seam connects adjacent described fluid storage film and described valve film, and described in conflux seam the whole involutions of described valve film of the described fluid storage film in outside and inner side are connected, thereby described in adjacent two, conflux and between seam, form the space of confluxing, the fluid that enters so described main channel is guided the space of confluxing described in entering, thereby enter again further fluid filling passage described in each, thereby facilitate the filling of fluid.

Another object of the present utility model is to provide a fluid container, wherein described in adjacent two, conflux and further can form and be beneficial to the pyramidal structure that converges fluid between seam, there is gradually little internal diameter towards the direction of described fluid filling passage, thereby be conducive to the fluid of described main channel to converge and guide the described fluid filling passage that enters each correspondence.

Another object of the present utility model is to provide a fluid container, wherein said fluid container may be embodied as the device of the various fluids of storage, described fluid can be gas or liquid, by the unidirectional cutoff effect of described stop valve, gas or liquid is retained in the fluid storage unit of described fluid container and prevents that it from instead overflowing.

Another object of the present utility model is to provide a fluid container; wherein said fluid container may be embodied as air-packing device; described air-packing device is suitable for as air cushioning material; with provide cushioning effect to the article that it was supported or be filled into other packing devices as in packing box or packing case to play the buffer protection function to connection with wrapping of piece; or described air-packing device is suitable for direct storage package article; to provide buffering effect around described connection with wrapping of piece, thereby air-packing device of the present utility model is widely used.

Another object of the present utility model is to provide a fluid container, structure and the manufacture craft of wherein said fluid container and described stop valve are simple, with low cost and environmental protection again can be applicable to being widely used in modern logistics packaging in the time being applied to air-packing device.

For reaching above object, the utility model provide one can smooth and easy fill fluid fluid container, it comprises: plastic packaging at least LAYER FLUID stores a film formed fluid buffer body and disposes the film formed stop valve of at least two-layer shorter valve that is superimposed on two-layer described fluid storage film inner side, wherein said fluid cushion comprises a unit, main channel and at least one fluid storage unit, unit, wherein said main channel forms a main channel with a fluid filling mouth, and also comprise a main channel involution seam in the bottom side of unit, described main channel, wherein said main channel involution seam comprises an involution seam main body and extends integratedly multiple drainage seams of described involution seam main body protrudingly, wherein along described involution seam main body, described stop valve is divided into a close end and a distal portion, the described close end of wherein said stop valve extends into described main channel, the described distal portion of described stop valve forms at least one fluid filling passage respectively with an entrance between two-layer described valve film, wherein said main channel is in the time being filled with fluid, the fluid that is arranged so that of described drainage seam arrives the entrance of described fluid filling passage swimmingly, thereby via described fluid filling passage to described fluid storage unit fill fluid, and fluid filling passage described in described stop valve self-closed after fluid filling EO.

According to an embodiment of the present utility model, between the two-layer described valve film of described stop valve, be provided with multiple refractory layers, wherein in the position of the described refractory layer of correspondence, thereby being connected adjacent described fluid storage film with described valve film heat-sealing, described involution seam main body two-layer described valve film heat-sealing is not connected to the formation of the described entrance that ensures described fluid filling passage, and described in each, refractory layer has a close end and a distal portion, wherein said stop valve forms described fluid filling passage in the position of the described distal portion of the described refractory layer of correspondence, and the described close end of described refractory layer extends into described main channel.

According to an embodiment of the present utility model, described in each, drainage seam and the described close end of described refractory layer are superimposed and arrange and be positioned at the position corresponding with the middle part of the described close end of described refractory layer, and described in each, drainage seam seals adjacent described fluid storage film to be connected and two-layer described valve film not to be connected with described valve film.

According to an embodiment of the present utility model, two apart from one another by described drainage seam and the described close end of described refractory layer be superimposed and arrange and lay respectively at the position corresponding with the left and right sides of the described close end of described refractory layer, and described in each, drainage seam seals adjacent described fluid storage film to be connected and two-layer described valve film not to be connected with described valve film.

According to an embodiment of the present utility model, described in the proximal edge of drainage seam be no more than the proximal edge of the described close end of described refractory layer.

According to an embodiment of the present utility model, described in each, drainage is stitched the proximal edge of the described close end that is no more than described refractory layer and is comprised that a membrane stitches and lay respectively at two seams that conflux of described membrane seam both sides, the seam that wherein confluxes described in two is integrally formed with described membrane seam, the proximal edge of described membrane seam is no more than the proximal edge of the described close end of described refractory layer, described membrane seam and the described close end of described refractory layer are superimposed and arrange and described membrane seam seals adjacent described fluid storage film to be connected and two-layer described valve film not to be connected with described valve film, for making when the fill fluid of described main channel adjacent described fluid storage film and the heat-sealing of described valve film synchronous bending and two-layer described valve film is pulled open, the seam that confluxes described in each all links together described fluid storage film and described valve film, conflux between seam described in adjacent at two, between two-layer described valve film, form the space of confluxing.

According to an embodiment of the present utility model, described membrane seam and described in conflux seam form step-like, and both sides described in the seam that confluxes short in described membrane seam.

According to an embodiment of the present utility model, described drainage seam is rounded, triangle, square or other polygons.

According to an embodiment of the present utility model, described in each membrane seam and described in seam rounded, triangle, square or other polygons separately that conflux.

According to an embodiment of the present utility model, described in each, drainage seam is no more than the proximal edge of the described close end of described refractory layer, and comprise two apart from one another by membrane seam and lay respectively at the outside of described membrane seam and stitch two integrally formed seams that conflux with two described membranes, wherein two described membrane seams and the described close end of described refractory layer are superimposed and arrange and lay respectively at the position corresponding with the left and right sides of the described close end of described refractory layer, described in each, membrane seam is connected adjacent described fluid storage film and two-layer described valve film is not connected with described valve film heat-sealing, for making when the fill fluid of described main channel adjacent described fluid storage film and the heat-sealing of described valve film synchronous bending and two-layer described valve film is pulled open, the seam that confluxes described in each all links together described fluid storage film and described valve film, conflux between seam described in adjacent at two, between two-layer described valve film, form the space of confluxing.

According to an embodiment of the present utility model, described in each, drainage seam is no more than the proximal edge of the described close end of described refractory layer, and comprise one conflux seam and lay respectively at described in conflux the both sides of seam and with integrally formed two membranes seam of the described seam that confluxes, the described membranes seam of two of both sides and the described close end of described refractory layer of seam of confluxing described in wherein laying respectively at is superimposed and arranges and lay respectively at the position corresponding with the left and right sides of the described close end of described refractory layer, described in each, membrane seam is connected adjacent described fluid storage film and two-layer described valve film is not connected with described valve film heat-sealing, for making when the fill fluid of described main channel adjacent described fluid storage film and the heat-sealing of described valve film synchronous bending and two-layer described valve film is pulled open, the seam that confluxes described in each all links together described fluid storage film and described valve film, conflux between seam described in adjacent at two, between two-layer described valve film, form the space of confluxing.

According to an embodiment of the present utility model, the waist of the side of the outline line of described drainage seam and the described close end of described refractory layer is the state of intersecting, with in the space of confluxing described in making between two-layer described valve film to form between seam of confluxing described in two, and along the described Way in towards described fluid filling passage, the sewer that confluxes described in two has gradually little distance.

According to an embodiment of the present utility model, described in each, drainage seam is half elliptic, semicircle, trapezoidal or triangle.

According to an embodiment of the present utility model, described in each, drainage seam is no more than the proximal edge of the described close end of described refractory layer, and comprise two apart from one another by conflux seam and lay respectively at described in conflux the inner side of seam and with the integrally formed two membranes seams of the described seam that confluxes, two described membranes seams that conflux described in wherein laying respectively between seam and the described close end of described refractory layer are superimposed and arrange and lay respectively at the position corresponding with the left and right sides of the described close end of described refractory layer, described in each, membrane seam is connected adjacent described fluid storage film and two-layer described valve film is not connected with described valve film heat-sealing, for making when the fill fluid of described main channel adjacent described fluid storage film and the heat-sealing of described valve film synchronous bending and two-layer described valve film is pulled open, the seam that confluxes described in each all links together described fluid storage film and described valve film, conflux between seam described in adjacent at two, between two-layer described valve film, form the space of confluxing.

According to an embodiment of the present utility model, described in one, conflux and stitch and integrally formed described membrane seam formation one plastic packaging block with it, the outline line of wherein said plastic packaging block is at the waist of the side of contiguous that side of described refractory layer and the described close end of described refractory layer the state of intersecting, with in the space of confluxing described in making between two-layer described valve film to form between seam of confluxing described in two, and along the described Way in towards described fluid filling passage, the sewer that confluxes described in two has gradually little distance.

According to an embodiment of the present utility model, described in each, described in each of drainage seam, plastic packaging block is half elliptic, semicircle, trapezoidal or triangle.

According to an embodiment of the present utility model, multiple described drainage seams are arranged apart from one another by ground.

According to an embodiment of the present utility model, top side, unit, described main channel also arranges a border seam, wherein said border seam plastic packaging connect two-layer described fluid storage film and and described involution seam main body between form described main channel.

According to an embodiment of the present utility model, described fluid storage film and described valve film are fexible films, and it is selected from the one in polyethylene film, polypropylene film, polyvinyl chloride film, polyester film, polystyrene film and laminated film.

According to an embodiment of the present utility model, described stop valve comprises two-layer described valve film, or increases extra one deck valve film between two-layer described valve film, or increases one deck reinforcing film in two-layer described valve film outside.

According to an embodiment of the present utility model, described fluid container forms cushion pad, or described fluid container forms the packaging bag with container cavity after a series of heat-sealings and bending.

According to other one side of the present utility model, the utility model provides the filling method of fluid of a fluid container, described fluid container comprise plastic packaging at least LAYER FLUID store a film formed fluid buffer body and dispose the film formed stop valve of at least two-layer shorter valve that is superimposed on two-layer described fluid storage film inner side, wherein said method comprises the steps:

(a) fluid enters a main channel of described fluid cushion body from a fluid filling mouth;

(b) the multiple drainages that are connected with an involution seam main body one that is used for forming described main channel are stitched and are pulled open two-layer described valve film to open the entrance of at least one fluid filling passage of described stop valve;

(c) fluid enters at least one fluid storage unit of described fluid cushion body via described fluid filling passage from described entrance; And

(d) fluid filling passage described in described stop valve self-closed after described fluid storage unit is filled with the fluid of preset pressure.

According to an embodiment of the present utility model, wherein, in described step (b), also comprise step:

By and two-layer described valve film between a membrane seam of the described drainage seam that is superimposed of the medium position of at least one refractory layer pull open two-layer described valve film;

By the fluid guiding that enters described main channel enter described drainage seam adjacent two conflux between seam by a two-layer described valve film formed space of confluxing; And

The fluid in the space of confluxing described in entering is directed to the described entrance of described fluid filling passage.

By and two-layer described valve film between two membranes seams of the described drainage seam that is superimposed of the position, the left and right sides of at least one refractory layer pull open two-layer described valve film;

Brief description of the drawings

Fig. 1 is the structural representation of the air-packing device of prior art.

Fig. 2 is the schematic cross-section of the charge valve of the air-packing device of prior art.

Fig. 3 is the structural representation that near air-packing device film main airway position in the time of inflation of prior art produces gauffer.

Fig. 4 A is according to the structural representation of the fluid container of first preferred embodiment of the present utility model.

Fig. 4 B is according to the structural representation of the fluid container of above-mentioned first preferred embodiment of the present utility model distortion embodiment.

Fig. 5 is along schematic cross-section that in Fig. 4, A-A line is cut open according to the fluid container of above-mentioned first preferred embodiment of the present utility model.

Fig. 6 is along schematic cross-section that in Fig. 4, B-B line is cut open according to the fluid container of above-mentioned first preferred embodiment of the present utility model.

Fig. 7 is the structural representation when the fill fluid according to the fluid container of above-mentioned first preferred embodiment of the present utility model.

Fig. 8 is according to the structural representation of the fluid container of second preferred embodiment of the present utility model.

Fig. 9 is according to the structural representation of the fluid container of the 3rd preferred embodiment of the present utility model.

Figure 10 is according to the structural representation of the fluid container of the 4th preferred embodiment of the present utility model.

Figure 11 be according to the fluid container of above-mentioned the 4th preferred embodiment of the present utility model along schematic cross-section that in Figure 10, C-C line is cut open.

Figure 12 be according to the fluid container of above-mentioned the 4th preferred embodiment of the present utility model along schematic cross-section that in Figure 10, D-D line is cut open.

Figure 13 be according to the fluid container of above-mentioned the 4th preferred embodiment of the present utility model along schematic cross-section that in Figure 10, E-E line is cut open.

Figure 14 is according to the structural representation of the fluid container of the 5th preferred embodiment of the present utility model.

Figure 15 is according to the structural representation of the fluid container of the 6th preferred embodiment of the present utility model.

Figure 16 is the local structure for amplifying schematic diagram according to the fluid container of above-mentioned the 6th preferred embodiment of the present utility model.

Figure 17 is according to the structural representation of the fluid container of the 7th preferred embodiment of the present utility model.

Figure 18 is the schematic cross-section of cutting open according to the F-F line along Figure 16 of the fluid container of above-mentioned the 7th preferred embodiment of the present utility model.

Figure 19 is the local structure for amplifying schematic diagram according to the fluid container of above-mentioned the 7th preferred embodiment of the present utility model.

Figure 20 is according to the structural representation of the fluid container of the 8th preferred embodiment of the present utility model.

Figure 21 is the local structure for amplifying schematic diagram according to the fluid container of above-mentioned the 8th preferred embodiment of the present utility model.

Figure 22 is according to the flat deployable structure schematic diagram of the fluid container of the 9th preferred embodiment of the present utility model.

Figure 23 is according to the perspective view of the fluid container of above-mentioned the 9th preferred embodiment of the present utility model.

Figure 24 is the structural representation when G-G line is cut open in Figure 22 according to the fluid container of above-mentioned the 9th preferred embodiment of the present utility model.

Figure 25 is the structural representation when H-H line is cut open in Figure 22 according to one of the fluid container of above-mentioned the 9th preferred embodiment of the present utility model distortion embodiment.

Detailed description of the invention

Below describe and be used for disclosing the utility model so that those skilled in the art can realize the utility model. Preferred embodiment in below describing only as an example, it may occur to persons skilled in the art that other apparent modification. The general principle of the present utility model defining in the following description can be applied to other embodiments, deformation program, improvement project, equivalent and not deviate from the other technologies scheme of spirit and scope of the present utility model.

As shown in Fig. 4 A to Fig. 7, be the fluid container according to first preferred embodiment of the present utility model, it can fill various fluids as liquid or gas, thereby cushioning effect can be provided. For example, in this embodiment of the present utility model, be implemented as a kind of inflatable structure, preferably, it can be for filling air, can provide air cushioning effect as electronic product, food, medical product, industrial chemicals, biomaterial, plastics pottery, fast-moving consumer goods etc. as various connection with wrapping of piece after inflation, and in the time not using, can not inflate and convenient storage and transport, reproduce in use an inflation, thus very easy to use. In other distortion application, its also can filling liquid as water or other heat insulation liquid etc., and provide further other booster actions as insulation effect etc.

In this preferred embodiment of the present utility model, described air-packing device may be embodied as air cushioning material, it can form inflating buffer pad as shown in Figure 7 after inflation, thereby for its supporter provides air cushioning effect, or be placed on other packing devices as in packing case or packing box as packing material, think that connection with wrapping of piece provides air cushioning effect. Or form gas flushing pouch as shown in figure 23, be used for directly packing or holding connection with wrapping of piece, thereby provide buffering effect for described connection with wrapping of piece.

In this preferred embodiment, described fluid container comprises that at least one fluid cushion body 10 and its dispose at least one stop valve 20, by a described fluid cushion body 10 form a plane cushion pad or isolated packing bag or by multiple described fluid cushion bodies 10 through plastic packaging connect as bonding or heat-sealing form as described in plane cushion pad or as described in isolated packing bag. In the example shown in Fig. 4 A to Fig. 7 of the present utility model, it is formed by a described fluid cushion body 10, and after fluid, forms fluid cushion pad being filled with. More specifically, described fluid cushion body 10 comprises that LAYER FLUID storage films 11 at least and 12 forms through a series of plane plastic packagings seams 30 the fluid cushion pad that comprises one or more fluid storage unit 13 that are connected, the fluid reservoir 14 that described in each, one of interior formation in fluid storage unit 13 can store fluid. As shown in Figure 22 to Figure 23, thereby described fluid cushion body 10 also can form an isolated packing bag through a series of three-dimensional plastic packaging seams 40 by the fluid cushion pad of above-mentioned plane further.

It will be understood by those skilled in the art that, described plane plastic packaging seam 30 is for forming a plane padded coaming as shown in Figure 7 by plural layers through plastic packaging, described three-dimensional plastic packaging seam 40 is for making the further plastic packaging of above-mentioned plane padded coaming described fluid container to form the described isolated packing bag that has space multistory configuration and can hold described connection with wrapping of piece, as shown in Figure 23. Described plane plastic packaging seam 30 can link together plural layers by mode bonding or that heat-sealing is connected with described three-dimensional plastic packaging seam 40, preferably, in this embodiment, described plane plastic packaging seam 30 and described three-dimensional plastic packaging seam 40 can all be embodied as by hot sealing process and form.

Described plane plastic packaging seam 30 comprises multiple row partitioning slot 31, and LAYER FLUID storage films 11 and 12 is separated into multiple described fluid storage unit 13 by it. Preferably, be respectively listed as described partitioning slot 31 and form by hot sealing process, its heat-sealing connects two-layer described fluid storage film 11 and 12, thereby between adjacent two described fluid storage unit 13, forms the described partitioning slot 31 of row. Described partitioning slot 31 can be continuous hot-sealing line, thereby makes multiple described fluid storage unit 13 independent mutually. Be understandable that, as shown in Figure 4 A, the described partitioning slot 31 of row that is separately positioned on both sides can become respectively the lateral boundaries seam of described fluid cushion body 10. Described partitioning slot 31 can be also interrupted hot-sealing line, thereby multiple described fluid storage unit 13 is interconnected. Described fluid storage unit 13 can be various shapes, as bar shaped, and circle, polygon or other are irregularly shaped etc., as shown in Figure 4 A, described fluid cushion body 10 of the present utility model can comprise multiple fluid storage posts that are arranged side by side, and is not restricted in this respect but we are bright. In the example shown in Fig. 4 to Fig. 7, it comprises a described fluid storage unit 13, and the partitioning slot 31 of both sides forms lateral boundaries seam, between the described partitioning slot 31 of two row, forms described fluid reservoir 14.

In this preferred embodiment, the described stop valve 20 of described fluid cushion body 10 is formed by least two-layer valve film 21 and 22, the described valve film 21 of described stop valve 20 and 22 and described fluid storage film 11 and 12 arrange mutually superimposedly, and between described valve film 21 and 22, be formed for the fluid filling passage 23 of inflating to described fluid reservoir 14. Be understandable that, described valve film 21 and 22 be shorter in length than described fluid storage film 11 and 12. In the time reaching pre-provisioning request by described fluid filling passage 23 to the fluid pressure in fill fluid in described fluid reservoir 14 and described fluid reservoir 14, fluid pressure action in described fluid reservoir 14 is on described valve film 21 and 22, so that described valve film 21 and 22 fits in wherein fluid storage film described in one deck, thereby seal described fluid filling passage 23, so that described stop valve 20 plays the effect of check valve. When each described fluid storage unit 13 interior formation fluid filling passage 23 described at least one, and described in each, fluid storage unit 13 is mutual when independent, in the time that fluid storage unit 13 described in one of them is damaged gas leakage, other described fluid storage unit 13 can't be affected, and can also play air cushioning effect.

Be understandable that, the described fluid storage film 11 of described fluid cushion body 10 and 12 and the described valve film 21 and 22 of described stop valve 20 can be made by various suitable thin-film materials respectively, as polyethylene film, polypropylene film, polyvinyl chloride film, polyester film, polystyrene film or laminated film etc., the utility model is not also restricted in this respect, as long as suitable fexible film. It is worth mentioning that, in order to increase one-way sealing effect, the described valve film 21 and 22 of described stop valve 20 can be also by the above-mentioned film tack film that modification obtains through adding chemical composition.

Described fluid cushion body 10 comprises a unit, main channel 15 further, and it is connected in fluid storage unit 13 described in each, and preferably, it extends fluid storage unit 13 described in each integratedly. more specifically, in this preferred embodiment, unit, described main channel 15 is perpendicular with the bearing of trend of described fluid storage unit 13. for example, in this embodiment, described in each, fluid storage unit 13 extends in a longitudinal direction, and unit, described main channel 15 transversely direction extends. unit, described main channel 15 forms a main channel 151, and described main channel 151 has a fill fluid mouth 152, in the time that the position of described fill fluid mouth 152 is provided with fill fluid mouth and carries out fill fluid operation, fluid from described fill fluid mouth 152 transversely direction enter described main channel 151, and enter in a longitudinal direction more described fluid storage unit 13, and when reaching after predetermined fluid pressure in described fluid reservoir 14, the described valve film 21 and 22 of described stop valve 20 fits in wherein one deck fluid storage film 11 or 12, thereby realize self-enclosed, with the fluid that prevents from being filled with again reverse osmosis enter described main channel 151.

It is worth mentioning that, be understandable that, unit, described main channel 15 can be formed by two-layer described fluid storage film 11 and 12, and described stop valve 20 comprises a close end 201 and a distal portion 202, and described close end 201 extends into described main channel 151. That is to say, the close end of two-layer described valve film 21 and 22 extends into described main channel 151. The described distal portion 202 of described stop valve 20 is used to form described fluid filling passage 23.

As shown in Figure 4 A, described plane plastic packaging seam 30 comprises the main channel involution seam 33 of a continuous sealing of the contiguous described border of a border seam 32 and the top side seam 32 that lays respectively at the top side of described fluid cushion body 10 and the continuous sealing of bottom side further, wherein between the described border seam 32 of top side and described main channel involution seam 33, forms described main channel 151. Be understandable that, described border seam 32 by plastic package process as bonding or heat-sealing form and involution connect two-layer as described in fluid storage film 11 and 12. It is worth mentioning that, as shown in Figure 5 and Figure 6, can form by carry out a hot sealing process between heat seal die the described main channel involution seam 33 of upper and lower both sides simultaneously. In addition, two-layer described fluid storage film 11 and 12 may be also to be formed by one whole film doubling, does not so just need the described border seam 32 of top side, and form described main channel 151 between broken line and described main channel involution seam 33.

As shown in Figure 4 A, described in each, fluid storage unit 13 comprises separately that in the position of contiguous described main channel 151 two row are apart from one another by guiding seam 34, its by seal connect described fluid storage film 11 and 12 and described valve film 21 and 22 forms, the described fluid filling passage 23 that described valve film 21 and 22 forms stitches between 34 in the described guiding of two row.

Described valve film 21 and 22 is connected to described fluid storage film 11 by multiple connecting sewing 35 heat-sealings further, reach so predetermined pressure in described fluid reservoir 14 time, pressure-acting is in described valve film 21 and 22, and be pressed towards described fluid storage film 11 because of the setting of described connecting sewing 35 simultaneously and finally fit in described fluid storage film 11, thereby closing described fluid filling passage 23. Be 35 heat-sealings of described connecting sewing connect two-layer described valve films 21 and 22 and one deck described in fluid storage film 11. In addition, as shown in Figure 4 A, described in each, the design of the shape of connecting sewing 35 makes it also play further the effect that prevents that fluid from refluxing, that is to say, in the time that the fluid in described fluid reservoir 14 is wanted to reflux, can be stopped by described connecting sewing 35 and easily reverse osmosis enter described main channel 151.

In addition, form these plane plastic packagings stitch 30 o'clock in heat-sealing, the described fluid filling passage 23 of the described valve film 21 and 22 of described stop valve 20 can form by heat-resisting baffling device is set, and after hot sealing process, then takes out described heat-resisting baffling device. In this preferred embodiment, between the described valve film 21 and 22 of described stop valve 20, be provided with multiple apart from one another by refractory layer 24, as shwon in Figures 5 and 6, it can be for example heat-resistant inks, it is attached at the inner surface of valve film 21 or 22 described in one deck wherein, like this, forming described main channel involution in heat-sealing stitches 33 o'clock, two-layer described valve film 21 and 22 can not seal connection, thereby described fluid filling passage 23 is able to be connected with described main channel 151, and can its inlet port 231 not closed because of heat-sealing.

In addition, as shown in Figure 23, described plane plastic packaging seam 30 also comprises that row or multiple row are the bending seam 36 that is interrupted heat-sealing, described fluid cushion body 10 after fill fluid is suitable for along described bending seam 36 bendings, thereby make described fluid cushion body 10 form multiple sidewalls, these sidewalls stitch 40 involution connection and form the container cavity 101 with an opening 102 through described three-dimensional plastic packaging, connection with wrapping of piece is suitable for putting into described container cavity 101 from described opening, provides fluid cushion effect thereby described fluid cushion body 10 is well-suited for described connection with wrapping of piece. More specifically, fluid storage unit 13 described in each is divided into multiple subflow body storage elements 131 by described bending seam 36, described bending seam can be positioned at the medium position of described fluid storage unit 13, and both sides form respectively a communicating passage 132, adjacent so described subflow body storage element 131 is interconnected, as shown in figure 22. Be understandable that, described bending seam also can be positioned at the both sides of described fluid storage unit 13, and described communicating passage 132 is positioned at the medium position of described fluid storage unit 13. Correspondingly, be understandable that, be respectively listed as described bending seam 36 heat-sealings and connect described fluid storage film 11 and 12.

As shown in Figure 4 A, the described main channel involution seam 33 that is used for forming described main channel 151 comprise one continuously heat-sealing involution seam main body 331 and extend integratedly and protrudingly multiple drainages seams 332 of described involution seam main body, 332 the fluid container of the present utility model that is arranged so that is stitched in wherein said drainage can smooth and easy fill fluid. Described involution seam 331 makes described fluid container be divided into unit, described main channel 15 and fluid storage unit 13 described in each, and unit, described main channel 15 and described in each fluid storage unit 13 be connected by fluid filling passage 23 described in each of correspondence.

Be understandable that, the described stop valve 20 that is arranged so that of the described involution seam main body 331 of described main channel involution seam 33 is divided into described close end 201 and described distal portion 202. Described close end 201 and the described distal portion 202 of described stop valve 20 are integrally formed, formed by described valve film 21 and 22, and the described close end 201 of described stop valve 20 extends into described main channel 151, between the two-layer described valve film 21 and 22 of described distal portion 202, form described fluid filling passage 23.

More specifically, described involution seam main body 331 is Continuous Heat joint seals, its position at the described fluid filling passage 23 of correspondence only seals respectively and connects adjacent described fluid storage film 11 and described valve film 21, with adjacent described fluid storage film 12 and described valve film 22, thereby and do not seal the entrance 231 that connects two-layer described valve film 21 and 22 and form fluid filling passage 23 described in each. And in other positions, by described fluid storage film 11 and 12, and described valve film 21 and 22 heat-sealing be connected, the described fluid reservoir 14 of each fluid storage unit 13 can only be carried out fluid filling operation by described fluid filling passage 23 like this.

In the position of the described fluid filling passage 23 of correspondence, described involution seam main body 331 comprises two parts, part heat-sealing connects adjacent described fluid storage film 11 and described valve film 21, and another part heat-sealing connects adjacent described fluid storage film 12 and described valve film 22.

In the example shown in Fig. 4 A, described involution seam main body 331 is transversely extended on direction ground, and described in each, drainage seam 332 extends described involution seam main body 331 longitudinally protrudingly, and described in each, fluid storage unit 13 is arranged in a longitudinal direction. Be understandable that, the horizontal direction is here relative with longitudinal direction, in other example, described involution seam main body 331 also can be extended in a longitudinal direction, and described in each, drainage seam 332 extends described involution seam main body 331 laterally protrudingly, and described in each, fluid storage unit 13 is transversely arranged on direction ground. Also can say, described involution seam main body 331 is extended along the width of described fluid cushion body 10, and described in each, 33 extensions of the length directions along described fluid cushion body 10 of drainage seam also extend described involution seam main body 331 protrudingly.

In this preferred embodiment of the present utility model, described drainage seam 332 is arranged on the position, top side of corresponding described fluid filling passage 23, and be respectively used to described fluid storage film 11 and described valve film 21, and will state fluid storage film 12 and be connected with described valve film 22 plastic packagings. that is to say, be understandable that, described in each, drainage seam 332 comprises two parts, and described fluid storage film 11 and described valve film 21 are sealed connection by a part, and another part will state fluid storage film 12 and described valve film 22 seals connection. like this, in the time starting fill fluid in described main channel 151, described in each, drainage seam 332 makes described fluid storage film 11 and described valve film 21, and make described fluid storage film 12 and described valve film 22 synchronous bending, thereby pull open two-layer described valve film 21 and 22, the described entrance 231 of described like this fluid filling passage 23 is opened, thereby the convenient position that the fluid guiding that enters described main channel 151 is arrived to described entrance 231, and enter corresponding described fluid reservoir 14 via described fluid filling passage 23 further, and thereby the described distal portion 202 that makes described valve film 21 and 22 reach predetermined fluid pressure in described fluid reservoir 14 after is adjacent to and seals described fluid filling passage 23, to prevent that fluid from refluxing.

In this embodiment, described in each, refractory layer 24 comprises that a close end 241 and one extend a distal portion 242 of described close end 241, the described close end 241 of wherein said refractory layer 24 extends into described main channel 151, the described guiding seam 34 of two row lays respectively at the both sides of the described distal portion 242 of described refractory layer 24, thereby forms described fluid filling passage 23 between described guiding seam 34. Described drainage seam 332 is arranged on the position of the described close end 241 of corresponding described refractory layer 24, and in this embodiment, it is roughly arranged on the medium position of described close end 241 correspondences of corresponding described refractory layer 24, and preferably its proximal edge is no more than the proximal edge 2411 of the described close end 241 of described refractory layer 24, correspondingly, it is no more than the proximal edge of described valve film 21 and 22.

Be understandable that, because described drainage seam 332 extends described involution seam main body 331 integratedly, like this in the time of the 151 interior fill fluid of described main channel, when described drainage seam 332 be subject to fluid around mobile affect time, described involution seam main body 331 offers described drainage seam 332 effects with support and reinforcement, state like this drainage seam 332 and can not swing, thereby make adjoining described fluid storage film and described valve film be difficult for producing fold and the described entrance 231 that makes can not stop up between two-layer described valve film described fluid filling passage 23. And in the prior art of Fig. 1 to Fig. 3, because each independently described heat seal point 1E be around subject to the impact of air-flow, and transversion malposition ground is mobile, cause adjoining adventitia and inner membrance to produce fold and undulate, between inner membrance, be easy to further stop up described filling channel 2C, make like this its charging efficiency be affected.

That is to say, it is 33 integrally formed that described main channel of the present utility model involution stitches, and described drainage seam 332 is connected in described involution seam main body 331 integratedly, described like this drainage seam 332 and described involution seam main body 331 relative position on width are constant, prevent like this that film is subject to the mobile impact of fluid and random generation fold and cause local location between described valve film 21 and 22 to be adjacent to and stop up the described entrance 231 of described fluid filling passage 23.

In addition, preferably, the distance between two adjacent described drainages seams 332 of multiple described drainages seams 332 can equate, multiple so described drainages seams 332 extend described involution seam main body 331 equably integratedly and protrudingly.

It is worth mentioning that, when being filled into after fluid in described fluid filling passage 23, and while arriving respectively the left and right sides of drainage seam 332 described in each, because the effect of pullling of the described involution seam main body 331 connecting integratedly, described drainage seam 332 can not move on transversion malposition ground, entering behind the left and right sides that fluid between adjacent described fluid storage film and described valve film arrives drainage seam 332 described in each it, to make in a lateral direction described drainage stitch 332 left and right sides stressed basically identical, fluid can act on to the inner surface of described fluid storage film like this, impel described fluid storage film to produce the bending of longitudinal direction, and further drive coupled described valve film longitudinal direction ground bending, thereby prevent that described fluid storage film and described valve film from producing transversely random fold.

From other one side, when in described fluid filling passage 23 when fill fluid, the bottom side of drainage seam 332 described in each is because be connected integratedly with described involution seam main body 331, in the time that fluid filling operates, two adjacent described drainage seams 332 all play positioning limit effect to film portion between the two, and the position that these drainage seams 332 stitch main body 331 using the described involution of its bottom side is separately as fulcrum, similar lever ground rotates along the longitudinal direction, drive so equably described fluid storage film bending in a longitudinal direction laterally, thereby described valve film is also bending in a longitudinal direction further, thereby fluid can the smooth and easy described entrance 231 that enters described fluid filling passage 23.

As shown in Figure 4 B, according to above-mentioned first preferred embodiment of the present utility model distortion embodiment, described drainage seam 332 can be arranged on the position of the left and right sides of the described close end 241 of corresponding described refractory layer 24. More specifically, two described drainage seams 332 extend described involution seam main body 331 apart from one another by ground respectively, and lay respectively at the correspondence position of described close end 241 both sides of described refractory layer 24. Like this, in the time of 151 fill fluid of described main channel, two described drainage seams 332 make respectively corresponding adjacent described fluid storage film and described valve film synchronously bending, thereby pull open two-layer described valve film 21 and 22, so that the fluid filling operation of carrying out to described fluid reservoir 14 via described fluid filling passage 23 is opened and proceeded to the described entrance 231 of described fluid filling passage 23.

As shown in Figure 8, according to second preferred embodiment of the present utility model, described main channel involution seam 33 comprises that an involution seam main body 331 and one extend described involution seam main body 331 multiple apart from one another by drainage seam 332. Wherein described in each, drainage seam 332 comprises a membrane seam 3321, and lays respectively at described membrane and stitch one of the 3321 both sides seam 3322 that confluxes.

More specifically, described membrane seam 3321 is positioned at the position of the described close end 241 of corresponding described refractory layer 24, connects adjacent described fluid storage film 11 or 12 and described valve film 21 or 22 with plastic packaging. And the edge of described membrane seam 3321 is no more than the described proximal edge 2411 of the described close end 241 of described refractory layer 24, to ensure that fluid can smooth and easyly enter described fluid filling passage 23. That is to say, described membrane seam 3321 can form two parts by a hot sealing process simultaneously, and described fluid storage film 11 and described valve film 21 are sealed connection by a part, and another part will state fluid storage film 12 and described valve film 22 seals connection.

Described seam 3322 plastic packagings that conflux connect described fluid storage film 11 and 12 and described valve film 21 and 22, all link together by the film of correspondence position. Like this, described in the fluid that enters described main channel 151 can not enter, conflux and stitch between the film of 3322 correspondence positions. And the seam that confluxes described in adjacent two forms the space 153 of confluxing between 3322, and it is formed between described valve film 21 and 22, and is positioned at the described close end 241 of corresponding described refractory layer 24 and the positions that described membrane seam 3321 overlaps. Like this in fluid filling operating process, the fluid that enters described main channel 151 be guided enter two conflux described in adjacent between seam 3322 described in the space 153 of confluxing, and cause adjacent described fluid storage film and described valve film synchronous bending and pull open two-layer described valve film 21 and 22 because of the setting of described membrane seam 3321, thereby successfully open the described entrance 231 of described fluid filling passage 23 and to the interior fill fluid of described fluid reservoir 14.

That is to say, described membrane seam 3321 and described in the seam 3322 that confluxes integrally formed, and described membrane stitches the seam 3322 that confluxes described in two of 3321 both sides plays the effect of direct fluid, fluid confluxes behind space 153 described in arriving, and enters corresponding described fluid filling passage 23 thereby can two-layer described valve film 21 and 22 be pulled open to direct fluid further because of the synchronous flecition of described membrane seam 3321 again.

As shown in Figure 9, according to the 3rd preferred embodiment of the present utility model, described in each drainage seam 332 comprise the described membrane seam 3321 in the middle of being positioned at and lay respectively at both sides described in the seam 3322 that confluxes, wherein said membrane seam 3321 and described in the seam 3322 that confluxes be ladder-like arranged, and described in the seam 3322 that confluxes stitch 3321 short than described membrane, stitch between the two-layer described valve film 21 and 22 of 3321 positions from also easily arriving corresponding described membrane between the film of described seam 3322 the top side of confluxing, thereby pull open two-layer described valve film 21 and 22, and enter further described in two, conflux between seam 3322 described in the space 153 of confluxing, then via the described fluid filling passage 23 of correspondence to described fluid reservoir 14 fill fluids.

According to the fluid container of the 4th preferred embodiment of the present utility model as shown in Figure 10 to Figure 13, similarly, described main channel involution seam 33 comprises an involution seam main body 331 and extends integratedly and protrudingly multiple described drainage seams 332 that arrange apart from one another by ground of described seam main body 331, for opening swimmingly the described entrance 231 of described fluid filling passage 23.

More specifically, described in each drainage seam 332 comprise two apart from one another by membrane seam 3323, it lays respectively at the position of the left and right sides of corresponding described refractory layer 24, and described in each, drainage seam 332 comprises further respectively with described membrane and stitches 3323 seams 3324 that conflux described in integrally formed. The plastic packaging block of seam 3324 compositions that confluxes described in described membrane seam 3323 and, described in each drainage seam 332 comprise two apart from one another by described plastic packaging block.

As shown in Figure 12, described membrane seam 3323 is respectively by adjacent described fluid storage film 11 and described valve film 21, and adjacent described fluid storage film 12 is connected with described valve film 22 plastic packagings, and because the setting of described refractory layer 24, two-layer described valve film 21 can't make described membrane seam 3323 heat-sealings be connected two-layer described valve film 21 and 22 in the position of the described refractory layer 24 of correspondence with 22. As shown in figure 13, in the position of confluxing seam 3324 described in correspondence, four-level membrane is two-layer described fluid storage film 11 and 12, and two-layer described valve film 21 and 22 is heat-sealed and links together, thereby described in forming between the two-layer described valve film 21 and 22 confluxing described in two between seam 3324, conflux space 153.

Correspondingly, in the time of 151 fill fluid of described main channel, two described membrane seams 3323 are for pulling open two-layer described valve film 21 and 22, the space 153 of confluxing described in forming between the two-layer described valve film 21 and 22 of seam between 3324 of confluxing described in two, arrives the described entrance 231 of described fluid filling passage 23 and swimmingly to described fluid reservoir 14 fill fluids with direct fluid.

According to the fluid container of the 5th preferred embodiment of the present utility model as shown in figure 14, it is a distortion embodiment of above-mentioned the 4th preferred embodiment, wherein in Figure 10, described in each membrane seam 3323 and described in the seam 3324 that confluxes be square, and in Figure 14, described in each membrane seam 3323 and described in the at right angles triangle of seam 3324 that confluxes. And described in each, two plastic packaging blocks of drainage seam 332 also can form triangle separately. As shown in FIG., in this example, described in each, drainage seam 332 is equivalent to comprise to have two leg-of-mutton waveform plastic packaging crack structures.

According to the fluid container of the 6th preferred embodiment of the present utility model as shown in Figure 15 and Figure 16, similarly, described main channel involution seam 33 comprises an involution seam main body 331 and extends integratedly and protrudingly multiple described drainage seams 332 that arrange apart from one another by ground of described seam main body 331, for opening swimmingly the described entrance 231 of described fluid filling passage 23.

More specifically, described in each drainage seam 332 comprise one conflux seam 3325 and lay respectively at described in conflux a membrane seam 3326 of seam 3325 both sides. Two described membrane seams 3326 and described in the seam 3325 that confluxes is connected in one piece, described in each, conflux and stitch 3325 and be formed between the described close end 241 of two adjacent described refractory layers 24 of correspondence.

Correspondingly, described in, conflux seam 3325 by described fluid storage film 11 and 12 and described valve film 21 and 22 link together. two adjacent described drainage seams 332 provide respectively a described membrane seam 3326, for pulling open two-layer described valve film 21 and 22. more specifically, a described drainage seam 332 in left side provides a described membrane seam 3326 that is positioned at left side, stitch drainage seam 332 described in another of 332 right sides described membrane seam 3326 that is positioned at right side is provided and be positioned at described drainage, such two described membrane seams 3326 lay respectively at the correspondence position of described close end 241 left and right sides of described refractory layer 24, respectively fluid storage film described in one deck is connected with valve film heat-sealing described in one deck, and do not connect two-layer described valve film 21 and 22, thereby pull open to open the described entrance 231 of described fluid filling passage 23 at the both sides of the described close end 241 of the described refractory layer 24 of correspondence just two-layer described valve film 21 and 22 in fluid filling operation.

As shown in Figure 16, in this embodiment, described in each, drainage seam 332 can be half elliptic or semicircle, it has edge wheel profile 3327, wherein said edge wheel profile 3327 is intersection with the waist of the side 243 of the described close end 241 of described refractory layer 24 respectively in the position of both sides, thereby form the described membrane seam 3326 superimposed with the described close end 241 of described refractory layer 24, and between two described membranes seams 3326 described in the seam 3325 that confluxes.

Described in two of adjacent two described drainages seam 332, conflux and form taper bus structure between seam 3325, thus be beneficial to that the fluid that enters described main channel 151 enters that the seam 3325 that confluxes described in two forms described in the space 153 of confluxing. Particularly, the seam 3325 that confluxes described in adjacent two has gradually little distance at described edge wheel profile 3327 in the direction of the described entrance towards described fluid filling passage 23, thereby form the bell-mouth structure of air that confluxes, thereby be beneficial to conflux described in entering space 153 and arrive further the described entrance 231 of described fluid filling passage 23 of fluid that guiding enters described main channel 151.

Be according to the fluid container of the 7th preferred embodiment of the present utility model as shown in Figures 17 to 19, it has the similar structure of fluid container with similar the 6th preferred embodiment. Wherein described in each drainage seam 332 comprise in the middle of being positioned at described in conflux seam 3325 and be positioned at the described membrane seam 3326 of both sides, and described in conflux seam 3325 and described membrane stitch 3326 integrally formed and form general triangular. Two described membrane seams 3326 are positioned at two bights of triangle bottom side.

In addition, in above-mentioned first to the 6th preferred embodiment, described refractory layer 24 is strip, and is regular rectangle structure. In this preferred embodiment, the described close end 241 of described refractory layer 24 can not be also that width is identical with described distal portion 242. For example described distal portion 242 can have less width, and described close end 241 has larger width, thereby described in two, confluxing and between seam 3325, forming the space 153 of confluxing described in larger and arrive the described entrance 231 of described fluid filling passage 23 from the described space 153 of confluxing so that guiding enters the fluid of described main channel 151 at near-end.

As shown in Figure 20 to Figure 21, be according to the fluid container of the 8th preferred embodiment of the present utility model, similarly, described main channel involution seam 33 comprises an involution seam main body 331 and integrally formed multiple drainage seams 332. Wherein drainage seam 332 seam 3325 that confluxes described in comprising two described in each, and two membrane seams 3326 of seam 3325 inner sides of confluxing described in two, conflux described in one seam 3325 and an integrally formed described membrane seam 3326 forms a plastic packaging block, and described in each, two described plastic packaging blocks of drainage body 332 are triangular in shape separately.

In this embodiment, described in each, the waist location of the side 243 of the outline line 3327 of the triangle dual-side of plastic packaging block and the described close end 241 of described refractory layer 24 is the state intersecting, thereby confluxes and form and be beneficial to the gradually small-bore bell-mouth structure of air that has confluxing between seam 3325 described in making adjacent two.

As shown in Figure 22 to Figure 25, be according to the fluid container of the 9th preferred embodiment of the present utility model, the described fluid cushion body 10 of wherein said fluid container forms an isolated packing bag with the container cavity 101 of opening 102 after the plastic packaging of described plane plastic packaging seam 30 and described three-dimensional plastic packaging seam 40 fill fluid, for packing one or more connection with wrapping of piece.

Correspondingly, described fluid cushion body 10 forms multiple described fluid storage unit 13 through the plastic packaging of multiple described partitioning slot 31, and through the plastic packaging of bending seam 36 described in row or multiple row, 36 plastic packaging is stitched in the interrupted bending of two row as shown in Figure 22, bend rear formation front side wall 10a along these bending seams 36, downside wall 10c and downside wall 10c, and the left and right sides of front and back sidewall 10a and 10b is stitched 40 plastic packaging and is made these sidewalls 10a, 10b and 10c after fill fluid, form described container cavity 101 through described three-dimensional plastic packaging again.

Be understandable that, the structure of above-mentioned stereoscopic bag type only limits the utility model as an example and not, in actual applications, described three-dimensional buffer body 10 can also be carried out to other bendings and three-dimensional plastic packaging and forms the isolated packing bag of other spatial configurations.

As shown in figure 22, similar in the structure of described main channel sealing seam 33 and Fig. 8, there is described involution seam main body 331 and described drainage body 332, and described drainage seam 332 comprise described membrane in the middle of being positioned at stitch 3321 and both sides described in the seam that confluxes.

In addition, in above-mentioned the first eight embodiment, described stop valve 20 comprises with respect to two-layer described fluid storage film 11 and 12 shorter valve films 21 and 22, and it is superimposed for forming to the fluid filling passage 23 of described fluid reservoir 14 fill fluids of fluid storage unit 13 described in each with described fluid storage film 11 and 12 respectively. As shown in figure 24, described stop valve 20 can comprise further increases one deck valve film 25, and it is between two-layer described valve film 21 and 22, for strengthening sealing property.

More specifically, between described valve film 25 and described valve film 21, there is described refractory layer 24, to form described fluid filling passage 23, between described valve film 25 and described valve film 22, form non-return passage, in described fluid reservoir, be filled with the fluid of enough pressure and during to exteenal reflux, can enter described non-return passage and seal further described fluid filling passage 23, thereby strengthen the one-way sealing property of described stop valve 20.

As shown in Figure 24, correspondingly, described membrane seam 3321 heat-sealings of top side connect described fluid storage film 11 and described valve film 21, and described membrane seam 3321 heat-sealings of bottom side connect described fluid storage film 12, described valve film 22 and 25.

As shown in figure 25, as the example of an other described stop valve 20, described stop valve 20 can comprise one deck reinforcing film 26 further, it is between fluid storage film 12 described in one deck and described valve film 22, be positioned at the outside of two-layer described valve film 21 and 22, prevent that the connection of described valve film 22 and described fluid storage film 12 is torn thereby play, strengthen its firm effect connecting to play. Correspondingly, described membrane seam 3321 heat-sealings of top side connect described fluid storage film 11 and described valve film 21, and described membrane seam 3321 heat-sealings of bottom side connect described fluid storage film 12, described valve film 22 and 26. Be understandable that, the concrete structure of above-mentioned stop valve 20 only limits the utility model as an example and not.

One skilled in the art will understand that the embodiment of the present utility model shown in foregoing description and accompanying drawing only limits the utility model as an example and not. The purpose of this utility model is complete and realization effectively. Function of the present utility model and structural principle are shown in an embodiment and are illustrated, are not deviating under described principle, and embodiment of the present utility model can have any distortion or amendment.

Claims

One can smooth and easy fill fluid fluid container, it is characterized in that, comprising: plastic packaging at least LAYER FLUID storesA film formed fluid buffer body and disposing is superimposed at least two-layer of two-layer described fluid storage film inner sideThe film formed stop valve of shorter valve, wherein said fluid cushion comprises a unit, main channel and at least one fluidStorage element, unit, wherein said main channel forms a main channel with a fluid filling mouth, and describedThe bottom side of unit, main channel also comprises a main channel involution seam, and involution seam in wherein said main channel comprises an involution seamMain body and extend integratedly multiple drainages seams of described involution seam main body, wherein along described involution seam protrudinglyDescribed stop valve is divided into a close end and a distal portion by main body, and the described close end of wherein said stop valve extendsEnter described main channel, the described distal portion of described stop valve forms and has respectively one between two-layer described valve filmAt least one fluid filling passage of entrance, wherein said main channel in the time being filled with fluid, the setting of described drainage seamMake fluid arrive swimmingly the entrance of described fluid filling passage, thus via described fluid filling passage to instituteState fluid storage unit fill fluid, and after fluid filling EO described in described stop valve self-closedFluid filling passage.
2. fluid container according to claim 1, arranges between the two-layer described valve film of wherein said stop valveHave multiple refractory layers, wherein in the position of the described refractory layer of correspondence, described involution seam main body is by adjacent described streamBody storage films is connected and thereby two-layer described valve film heat-sealing is not connected and ensures described fluid with described valve film heat-sealingThe formation of the described entrance of filling channel, and described in each, refractory layer has a close end and a distal portion, itsDescribed in stop valve form described fluid filling passage in the position of the described distal portion of the described refractory layer of correspondence, andAnd the described close end of described refractory layer extends into described main channel.
3. fluid container according to claim 2, wherein described in each, drainage is stitched with described in described refractory layerClose end is superimposed and arranges and be positioned at the position corresponding with the middle part of the described close end of described refractory layer,And described in each, drainage seam is connected adjacent described fluid storage film and the heat-sealing of described valve film and not by two-layerDescribed valve film is connected.
4. fluid container according to claim 2, wherein two apart from one another by described drainage seam with described resistance toThe described close end of thermosphere is superimposed and arranges and lay respectively at and the left side of the described close end of described refractory layerThe position that right both sides are corresponding, and described in each, drainage is stitched adjacent described fluid storage film and described valve filmHeat-sealing connects and two-layer described valve film is not connected.
5. fluid container according to claim 3, the proximal edge of wherein said drainage seam is no more than described heat-resistingThe proximal edge of the described close end of layer.
6. fluid container according to claim 2, wherein described in each, drainage seam is no more than described refractory layerThe proximal edge of described close end and comprise a membrane seam and lay respectively at two of described membrane seam both sides and confluxSeam, the seam that wherein confluxes described in two is integrally formed with described membrane seam, and the proximal edge of described membrane seam is no more than instituteState the proximal edge of the described close end of refractory layer, described membrane seam is superimposed with the described close end of described refractory layerGround is arranged and described membrane seam is connected adjacent described fluid storage film and the heat-sealing of described valve film and not by twoThe described valve film of layer is connected, for make when the fill fluid of described main channel adjacent described fluid storage film andThe heat-sealing of described valve film is synchronous bending and two-layer described valve film is pulled open, and confluxes described in each and stitches described fluid storageFilm and described valve film all link together, conflux between seam described in adjacent at two, two-layer described valve film itBetween form the space of confluxing.
7. fluid container according to claim 6, wherein said membrane seam and described in conflux seam form step-like,And the seam that confluxes described in both sides is short in described membrane seam.
8. fluid container according to claim 2, wherein described in each, drainage seam is no more than described refractory layerThe proximal edge of described close end, and comprise two apart from one another by membrane seam and lay respectively at described membrane seamTwo integrally formed seams that conflux are also stitched with two described membranes in outside, and wherein two described membrane seams are with described resistance toThe described close end of thermosphere is superimposed and arranges and lay respectively at and the left side of the described close end of described refractory layerThe position that right both sides are corresponding, described in each, membrane seam is by adjacent described fluid storage film and the heat-sealing of described valve filmConnect and two-layer described valve film be not connected, for make when the fill fluid of described main channel adjacent described inThe heat-sealing of fluid storage film and described valve film is synchronous bending and two-layer described valve film is pulled open, conflux described in each seam byDescribed fluid storage film and described valve film all link together, conflux between seam described in adjacent at two, and twoLayer forms the space of confluxing between described valve film.
9. fluid container according to claim 2, wherein described in each, drainage seam is no more than described refractory layerThe proximal edge of described close end, and comprise one conflux seam and lay respectively at described in conflux seam both sides and with describedTwo membrane seams that the seam that confluxes is integrally formed, two described membranes of the both sides of the seam that confluxes described in wherein laying respectively atSeam is superimposed and arranges and lay respectively at described in described refractory layer with the described close end of described refractory layerThe corresponding position, the left and right sides of close end, described in each, membrane stitches adjacent described fluid storage film and instituteState valve film heat-sealing and connect and two-layer described valve film be not connected, for making when the fill fluid of described main channelAdjacent described fluid storage film and the synchronous bending of described valve film heat-sealing are also pulled open two-layer described valve film each instituteStating the seam that confluxes described fluid storage film and described valve film are all linked together, confluxing described in adjacent at twoBetween seam, between two-layer described valve film, form the space of confluxing.
10. fluid container according to claim 9, outline line and the described refractory layer of wherein said drainage seamThe waist of side of described close end be the state of intersecting, with described in two, conflux between seam, make two-layer described inThe space of confluxing described in forming between valve film, and along the described Way in towards described fluid filling passage,The sewer that confluxes described in two has gradually little distance.
11. fluid containers according to claim 10, wherein described in each, drainage seam is half elliptic, semicircleShape, trapezoidal or triangle.
12. fluid containers according to claim 2, wherein described in each, drainage seam is no more than described refractory layerThe proximal edge of described close end, and comprise two apart from one another by conflux seam and lay respectively at described in the seam that confluxesInner side and with the integrally formed two membranes seams of the described seam that confluxes, two between seam confluxes described in wherein laying respectively atIndividual described membrane seam is superimposed and arranges and lay respectively at described resistance to the described close end of described refractory layerThe corresponding position, the left and right sides of the described close end of thermosphere, described in each, membrane stitches adjacent described fluidStorage films is connected and two-layer described valve film is not connected with described valve film heat-sealing, for filling out in described main channelWhile filling fluid, make adjacent described fluid storage film and the heat-sealing of described valve film synchronous bending also by two-layer described valve filmPull open, the seam that confluxes described in each all links together described fluid storage film and described valve film, two phasesDescribed in adjacent, conflux between seam, between two-layer described valve film, form the space of confluxing.
13. fluid containers according to claim 12, conflux described in one of them seam and institute integrally formed with itState membrane seam and form a plastic packaging block, the outline line of wherein said plastic packaging block is at that of contiguous described refractory layerThe waist of the side of the described close end of side and described refractory layer is the state of intersecting, with at the seam that confluxes described in twoBetween the space of confluxing described in making between two-layer described valve film to form, and along towards described fluid filling passageDescribed Way in, the sewer that confluxes described in two has gradually little distance.
14. fluid containers according to claim 13, wherein plastic packaging district described in each of drainage seam described in eachPiece is half elliptic, semicircle, trapezoidal or triangle.
15. according to arbitrary described fluid container in claim 1 to 14, and wherein multiple described drainages are stitched with each otherArrange every ground.
16. according to arbitrary described fluid container in claim 1 to 5, and wherein said drainage seam is rounded, threeDihedral, square or other polygons.
17. according to arbitrary described fluid container in claim 6 to 8, wherein described in each membrane seam and described inSeam rounded, triangle, square or other polygons separately conflux.
18. according to arbitrary described fluid container in claim 1 to 14, and top side, unit, wherein said main channel alsoOne border seam is set, and wherein said border seam plastic packaging connects two-layer described fluid storage film and stitches with described involutionBetween main body, form described main channel.
19. according to arbitrary described fluid container in claim 1 to 14, wherein said fluid storage film and described inValve film is fexible film, its be selected from polyethylene film, polypropylene film, polyvinyl chloride film, polyester film,One in polystyrene film and laminated film.
20. according to arbitrary described fluid container in claim 1 to 14, and wherein said stop valve comprises two-layer instituteState valve film, or increase extra one deck valve film between two-layer described valve film, or in two-layer described valve film outsideIncrease one deck reinforcing film.
21. according to arbitrary described fluid container in claim 1 to 14, and wherein said fluid container forms bufferingPad.
22. according to arbitrary described fluid container in claim 1 to 14, and wherein said fluid container is through a series ofAfter heat-sealing and bending, form the packaging bag with container cavity.