CN204427421U - With the inflatable packer of helical clamping valve - Google Patents
With the inflatable packer of helical clamping valve Download PDFInfo
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- CN204427421U CN204427421U CN201520135542.XU CN201520135542U CN204427421U CN 204427421 U CN204427421 U CN 204427421U CN 201520135542 U CN201520135542 U CN 201520135542U CN 204427421 U CN204427421 U CN 204427421U
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- inflatable packer
- valve
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- surface layer
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Abstract
The utility model relates to a kind of inflatable packer with helical clamping valve, it comprises: top surface layer, bottom surface layer and filler, wherein, top surface layer and bottom surface layer inflatable packer outer peripheral edge portion waterproof and be combined with each other airtightly, thus define the inner space of sealing, wherein, inflation is paid somebody's debt and expected repayment later and is comprised at least one helical clamping valve, helical clamping valve matches with the opening of the inner space leading to sealing, to allow air to flow into/to flow out the inner space of sealing, wherein, helical clamping valve comprises: base, clamping element, and comprise the helical structure of at least one helical member, wherein be fixed to inflatable packer base seal, base is provided with and runs through opening, clamping element be of a size of can covering base run through opening, clamping element forms pinch seal by helical structure and base and coordinates, or disengage with base.Inflatable packer of the present utility model significantly can shorten the time of inflation and venting, and reduces rolling size.
Description
Technical field
The utility model relates to a kind of inflatable packer, especially relates to a kind of inflatable packer with helical clamping valve.
Background technology
The outdoor activities that inflatable packer (being also called " air mattress " or " from inflatable packer ") is easy to carry because of it and stores and be widely used in such as camping and so on.Existing inflatable packer comprises upper and lower two surface layers and is clipped in the foam core between both.Foam core is made up of open celled foam, is similar to sponge.Two surface layers are made up of polyester or nylon material.Usually be coated with PVC (polyvinyl chloride) or TPU (polyurethane) in the inner side of surface layer, to make surface layer be combined with foam core by hot pressing or bonding, and make the outer peripheral edge portion waterproof of two surface layers and be combined with each other airtightly.
In existing inflatable packer, the inner space of spiral air valve to the sealing of inflatable packer that general employing is arranged on the standard of inflatable packer one end is hermetically inflated and exits.The spiral air valve of this standard is made up of plastics (such as PVC) and/or metal (such as brass), has screw-cap, can allow air to flow into by tightening or unscrew this screw-cap or flow out inflatable packer.If needed, this spiral air valve can also be used as purge valve, user can be blown by this purge valve mouth and supplement air to the inner space of the sealing of inflatable packer, to improve the pressure in the inner space of sealing further.When the pressure needed for inflatable packer arrives, spiral air valve is closed, so just makes inflatable packer reach inflation using state; After end of use, spiral air valve is opened, deflates, make inflatable packer be in venting portable state.
Except the spiral air valve of above-mentioned standard, also can arrange some other valve again, such as, in inflatable toys conventional that simple plastic valve, it comprises rope band and the consent of band block.But be difficult to supplement air to inflatable packer with this valve.
Inflatable packer is received rolled-up before the use, and by opening air valve, air flows into inflatable packer, and foam sponge automatic expansion is launched.The origin of title that Here it is " (certainly) inflatable packer ".
But because the opening of the spiral air valve of standard is limited, the enable air mass flow passed through is very little, so make the efficiency of the inflation of existing inflatable packer and venting not high.In other words, existing inflatable packer can not be inflated for use rapidly, can not exit rapidly and by rolling.Further, due to can not evacuation of air well with the spiral air valve of standard, so existing inflatable packer can not be wound into compact size, be difficult to put into collecting bag (stuff bag).In addition, but when air pressure can not discharge comparatively greatly in time, the surface layer bondd with foam core may throw off the contact with foam core, thus at the Surface Creation bubble of inflatable packer.
In addition, in existing inflatable packer, be all forcing air to be discharged completely with the while of hand rolling inflatable packer usually, but so hardly may evacuation of air.Therefore, for the inflatable packer with master screw formula air valve, rolling twice is wanted in general recommendations, as much as possible air is discharged inflatable packer, only in this way just puts it in the collecting bag provided by manufacturer.
Utility model content
For above-mentioned defect, the purpose of this utility model is, provides a kind of and can inflate more quickly and exit and can be wound into the inflatable packer of more compact size.
For achieving the above object, the utility model provides a kind of inflatable packer, comprise: top surface layer, bottom surface layer and filler, wherein, described top surface layer and described bottom surface layer inflatable packer outer peripheral edge portion waterproof and be combined with each other airtightly, thus define the inner space of sealing, wherein, described inflation is paid somebody's debt and expected repayment later and is comprised at least one helical clamping valve, described helical clamping valve matches with the opening of the inner space leading to described sealing, to allow air to flow into/to flow out the inner space of described sealing, wherein, described helical clamping valve comprises: base, clamping element, and comprise the helical structure of at least one helical member, be fixed to inflatable packer wherein said base seal, described base is provided with and runs through opening, described clamping element is of a size of can cover described in described base and runs through opening, described clamping element forms pinch seal by described helical structure with described base and coordinates, or disengage with described base.
It is preferred that described helical clamping valve is arranged on the first end longitudinally of inflatable packer.
Preferably, described helical clamping valve also comprises flexible seals, described flexible seals separates with described clamping element or forms as one, and described clamping element forms pinch seal by described flexible seals with described base and coordinates, or disengages with described base.
It is preferred that described base and to run through opening be thin-and-long, described clamping element and described flexible seals are also thin-and-longs.
Preferably, described helical structure comprises the first and second studs from the upwards projection of described base, described first and second studs, through the opening on described flexible seals and described clamping element, engage with the described first and second helical member spirals be arranged on described clamping element respectively.
It is preferred that also comprise unidirectional purge valve, to regulate the pressure of described inflatable packer further.
It is preferred that described unidirectional purge valve is arranged on described clamping element, between described first and second helical members, it comprises valve gap, valve seat and valve pearl, wherein, described valve gap is provided with gas hole, and described valve pearl is seated on described valve seat.
It is preferred that the opening leading to the inner space of described sealing is of a size of 50-300mm.
It is preferred that also comprise rolling bar, described rolling bar is connected on second end longitudinally relative with described first end of inflatable packer, and the length of described rolling bar corresponds to the width of inflatable packer.
Preferably, described rolling bar is connected to the second end of inflatable packer slidably by syndeton, described syndeton comprises: at least one brace extended out from described second end and be connected at least one connecting rod of at least one brace described, wherein, the diameter of described connecting rod is less than the diameter of described rolling bar, and described rolling bar is with slit.
It is preferred that described filler is clipped in the foam core between described top surface layer and described bottom surface layer, wherein, described top surface layer and described bottom surface layer are combined with described foam core respectively.
Compared with the inflatable packer of the spiral air valve of traditional standard that is provided with, inflatable packer of the present utility model significantly can shorten the time of inflation and venting, and reduces rolling size.In addition, the rolling bar be connected on inflatable packer can also discharge surplus air more up hill and dale, only needs once can complete rolling action.The purge valve additionally added is convenient to different demands according to user to regulate the degree of packing of inflatable packer.Further, the structure of helical clamping valve of the present utility model is simple, and can be all made of plastic, and therefore cost is lower.
Accompanying drawing explanation
Figure 1A is the stereogram of the major part of inflatable packer according to the utility model preferred embodiment;
Figure 1B is the partial enlarged drawing of described inflatable packer one end, shows the custom-designed helical clamping valve of the utility model;
Fig. 2 is the stereogram of this helical clamping valve;
Fig. 3 is the three-dimensional exploded view of this helical clamping valve;
Fig. 4 is that this helical clamping valve is from the three-dimensional exploded view viewed from bottom;
Fig. 5 is the sectional view of this helical clamping valve, shows the closed airtight conditions of this valve;
Fig. 6 is the sectional view of this helical clamping valve, and what show this valve opens aeration status;
Fig. 7 is the partial view of inflatable packer, shows the closed airtight conditions of helical clamping valve;
Fig. 8 is the partial view of inflatable packer, and what show helical clamping valve opens aeration status;
Fig. 9 is the stereogram of the described inflatable packer other end, shows rolling bar;
Figure 10 is the schematic diagram that the connection of rolling bar/shirk situation is shown; And
Figure 11 is the partial enlarged drawing of the details of the syndeton that rolling bar is shown.
Detailed description of the invention
The preferred embodiment of inflatable packer of the present utility model is specifically described hereinafter with reference to accompanying drawing.
As shown in Figure 1A, according to total being indicated by label 1 of the inflatable packer of a preferred embodiment of the present utility model, it comprises: top surface layer 11, bottom surface layer 12 and the foam core (not shown) be clipped between the two, wherein top surface layer 11 and bottom surface layer 12 are combined with foam core respectively, and top surface layer 11 and bottom surface layer 12 inflatable packer outer peripheral edge portion 13 waterproof and be combined with each other airtightly, thus define the inner space of sealing.
Be understood that, although in the preferred embodiment using open celled foam as the filler of inflatable packer, but will be understood by those skilled in the art that, inflatable packer also can adopt other filler, such as closed-cell foam, eider down, wool, cotton or they are mixtures.In some cases, it is also possible for only making filler with air.
Especially, inflatable packer 1 also comprises at least one helical clamping valve 2, and it matches with the opening of the inner space of sealing, to allow air to flow into/to flow out the inner space of sealing.As shown in Figure 1A, helical clamping valve 2 is arranged on the first end (also referred to as " head end ") longitudinally of inflatable packer.As shown in Figure 1B, it is preferred that helical clamping valve 2 is combined in the outer peripheral edge portion 13 of inflatable packer airtightly.Compared with other valve existing (the spiral air valve of such as standard), helical clamping valve 2 can match with much bigger opening, therefore greatly can improve speed and the flow of air inflow/outflow inflatable packer.In this embodiment, the length of the opening that helical clamping valve 2 seals is 100mm, but the size of opening can make adjustments as required, such as can in the scope of 50-300mm.
Fig. 2-4 shows helical clamping valve 2 and constructs.As shown in the figure, this helical clamping valve 2 comprises: base 21, clamping element 22, flexible seals 23, first and second helical member 24,25 and unidirectional purge valve 26.
Clearly visible from Figure 1B, the base 21 of thin-and-long is fixed to outer peripheral edge portion 13 hermetically, is namely arranged on hermetically between two surface layers.If needed, also base 21 can be arranged on other position, such as, be set on top surface layer or bottom surface layer, or be set to lateral location.Base 21 be provided be similarly thin-and-long run through opening 210, this runs through the opening that opening 210 defines the inner space of the sealing of aforesaid inflatable packer.For improving intensity, ribs can be set running through opening 210 place.In addition, base 21 is provided with the first and second studs 211,212 of upwards projection.First and second studs 211,212, through the opening on flexible seals 23 and clamping element 22, engage with the first and second helical member 24,25 spirals be arranged on clamping element 22 respectively.Clamping element 22 and flexible seals 23 are thin-and-long equally, they be of a size of can cover described base 21 run through opening 210.Clamping element 22 forms pinch seal by flexible seals 23 and base 21 and coordinates (valve closure state, as best shown in figures 5 and 7), or to throw off with base 21 together with flexible seals 23 and seal and contact (valve open mode, as seen in figs. 6 and 8).
Should be appreciated that, although the clamping element 22 shown in figure and flexible seals 23 separate, preferably they are connected in practice, such as, by coated molded method, they are formed as one.If needed, also can directly form clamping element 22 with softer material, at this moment just can omit flexible seals 23.
In addition, the position between the first and second helical members 24,25 on clamping element 22 is also provided with a unidirectional purge valve 26.Utilize this unidirectional purge valve 26, adjustable pressure can be carried out with mouth to inflatable packer 1 air blowing, thus improve the air pressure in the inner space of the sealing of inflatable packer further, thus obtain the desirable degree of packing (hardness).This unidirectional purge valve 26 comprises valve gap 261, valve seat 262 and valve pearl 263.As clearly visible from Figure 2, valve gap 261 is provided with several (such as three) gas holes.Again as illustrated in Figures 5 and 6, valve pearl 263 is seated on valve seat 262.When helical clamping valve 2 closed and produce in inflatable packer have the inner space of the sealing of certain air pressure time, valve pearl 263 upwards makes purge valve close (Fig. 5); When helical clamping valve 2 is opened and made the earth pressure release in the inner space of the sealing of inflatable packer, valve pearl 263 makes purge valve open (Fig. 6) downwards.In the case of fig. 5, when needing the air pressure improving inflatable packer further, user can blow with face, valve pearl 263 at this moment will be forced downward, that is, unidirectional purge valve 26 is opened, thus in inflatable packer 1, supplement air and regulate its degree of packing.
Should be appreciated that, the above-mentioned unidirectional purge valve 26 be combined with helical clamping valve 2 is preferred features.For the consideration of other side, this unidirectional purge valve can be disposed on other position of inflatable packer, such as, be arranged on an angle of inflatable packer.
The effect that above-mentioned helical clamping valve 2 is engaged by spiral and make clamping element 22 move towards base 21 or deviate from base 21 to move, play the effect controlling air inflow/outflow inflatable packer 1 thus, therefore referred to herein as " helical clamping valve ".Will also be understood that, the helical structure be made up of the first and second helical member 24,25 and first and second studs 211,212 can change as required, the first and second helical members such as can be made to have pin thread, and replace the first and second studs 211,212 by the bearing with negative thread.
As shown in Figure 9, second end (be also called foot) longitudinally relative with described first end of inflatable packer is provided with one for inflatable packer 1 is received rolled-up rolling bar 3, its length equals the width of inflatable packer 1 substantially, and this is also a key character of the present utility model.This rolling bar is made up of metal or plastics.When being rolled by inflatable packer 1 by rolling bar 3, the helical clamping valve 2 being easier to make air pass through to open is extruded from inflatable packer 1, because rolling bar 3 can extrude on the roughly whole width of inflatable packer, and can fully and extrude air equably.In addition, if desired, rolling bar 3 can be made telescopic form.Thus, if inflatable packer 1 is thinner, just in the direction of the width it can be folded up, and be rolled with the rolling bar 3 shortening to corresponding length, so just can obtain compacter Package size so that carry.
As shown in Figure 10, rolling bar 3 can be connected to the second end of inflatable packer 1 slidably by a kind of simple and reliable syndeton.Figure 11 shows in detail described syndeton.As shown in figure 11, this syndeton comprises: the brace 14 extended out from the second end of inflatable packer 1 and the connecting rod 15 being connected to brace 14, and wherein, the diameter of connecting rod 15 is less than the diameter of rolling bar 3, and is incorporated in rolling bar 3 when connecting.Rolling bar 3, with slit, makes rolling bar 3 be connected to the second end of inflatable packer 1 slidably by this slit, or shirks from the second end, as indicated by the arrows in figure 10.
Should be appreciated that, brace 14 and connecting rod 15 can only arrange one respectively, also can arrange as required more than one (such as brace and connecting rod are set respectively at the two ends of the width of inflatable packer, namely two braces and two connecting rods are set).
The service condition of inflatable packer of the present utility model will be described below.
During use, first helical clamping valve 2 is opened, that is, the first and second helical members 24,25 are outwarded winding, make clamping element 22 depart from the close contact (Fig. 6) with base 21, so just pass air into inflatable packer 1.Foam core is undergoes rapid expansion after inflation, after it expands expansion completely, is closed by helical clamping valve 2, that is, is screwed by the first and second helical members 24,25, makes the close contact (Fig. 5) of clamping element 22 and base 21.If needed, to blow the air pressure adjusted further in inflatable packer by additional purge valve 26.Inflatable packer 1 finish using its rolling to be got up time, helical clamping valve 2 is opened, the most of air in inflatable packer is discharged.Subsequently, to extrude from the second end of inflatable packer to first end with rolling bar 3 and roll up, remaining air in inflatable packer is discharged from the helical clamping valve 2 being arranged on first end, and inflatable packer 1 is rolled into compact size simultaneously.
For studying effect of the present utility model, applicant to contrast test to the inflatable packer of the present utility model (being of a size of 188 × 66 × 5cm) being provided with helical clamping valve and the Conventional pneumatic pad of same size that is provided with master screw formula air valve, and result is as follows.
As can be seen from the above results, compared with the inflatable packer of the spiral air valve of traditional standard that is provided with, inflatable packer of the present utility model significantly can shorten the time of inflation and venting, and reduces rolling size.In addition, the rolling bar be connected on inflatable packer can also discharge surplus air more up hill and dale, only needs once can complete rolling action.The purge valve additionally added is convenient to different demands according to user to regulate the degree of packing of inflatable packer.Further, the structure of helical clamping valve of the present utility model is simple, and can be all made of plastic, and therefore cost is lower.
It should be understood that content of the present utility model is not limited to above-mentioned specific embodiment.Those of ordinary skill in the art when not departing from the spirit and scope of appended claims, can make various amendment and replacement to present disclosure.Such as, helical clamping valve can be more than one, also can be arranged on diverse location; The quantity of helical member and position are variable, such as, select one or more than two; Connection between rolling bar and inflatable packer can select the sticky hasp of similar Velcro (Velcro); Unidirectional purge valve can replace with standard air valve well known in the art, etc.All such modifications and replacement all should fall in protection domain of the present utility model.
Claims (10)
1. an inflatable packer (1), comprise: top surface layer (11), bottom surface layer (12) and filler, wherein, described top surface layer and described bottom surface layer inflatable packer outer peripheral edge portion (13) waterproof and be combined with each other airtightly, thus define the inner space of sealing
It is characterized in that, described inflation is paid somebody's debt and expected repayment later and is comprised at least one helical clamping valve (2), and described helical clamping valve matches with the opening of the inner space leading to described sealing, to allow air to flow into/to flow out the inner space of described sealing,
Wherein, described helical clamping valve (2) comprising: base (21), clamping element (22) and comprise the helical structure of at least one helical member (24,25), be fixed to inflatable packer wherein said base seal, described base is provided with and runs through opening (210), described clamping element is of a size of can cover described in described base and runs through opening, described clamping element forms pinch seal by described helical structure with described base and coordinates, or disengages with described base.
2. inflatable packer as claimed in claim 1, it is characterized in that, described helical clamping valve (2) is arranged on the first end longitudinally of inflatable packer.
3. inflatable packer as claimed in claim 1, it is characterized in that, described helical clamping valve (2) also comprises flexible seals (23), described flexible seals separates with described clamping element (22) or forms as one, described clamping element forms pinch seal by described flexible seals with described base (21) and coordinates, or disengages with described base.
4. inflatable packer as claimed in claim 3, it is characterized in that, described base (21) and to run through opening (210) be thin-and-long, described clamping element (22) and described flexible seals (23) are also thin-and-longs.
5. inflatable packer as claimed in claim 3, it is characterized in that, described helical structure comprises the first and second studs (211,212) from described base (21) upwards projection, described first and second studs, through the opening on described flexible seals (23) and described clamping element (22), engage with described first and second helical members (24, the 25) spiral be arranged on described clamping element respectively.
6. inflatable packer as claimed in claim 1, is characterized in that, also comprise unidirectional purge valve, to regulate the pressure of described inflatable packer further.
7. inflatable packer as claimed in claim 6, it is characterized in that, described unidirectional purge valve is arranged on described clamping element (22), be positioned between described first and second helical members (24,25), it comprises valve gap (261), valve seat (262) and valve pearl (263), wherein, described valve gap is provided with gas hole, described valve pearl is seated on described valve seat.
8. inflatable packer as claimed in claim 1, it is characterized in that, the opening leading to the inner space of described sealing is of a size of 50-300mm.
9. inflatable packer as claimed in claim 2, it is characterized in that, also comprise rolling bar (3), described rolling bar is connected on second end longitudinally relative with described first end of inflatable packer, and the length of described rolling bar corresponds to the width of inflatable packer.
10. the inflatable packer as described in aforementioned any one claim, it is characterized in that, described filler is clipped in the foam core between described top surface layer (11) and described bottom surface layer (12), wherein, described top surface layer and described bottom surface layer are combined with described foam core respectively.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520135542.XU CN204427421U (en) | 2015-03-10 | 2015-03-10 | With the inflatable packer of helical clamping valve |
| PCT/AU2016/050169 WO2016141436A1 (en) | 2015-03-10 | 2016-03-10 | Self inflating mat system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520135542.XU CN204427421U (en) | 2015-03-10 | 2015-03-10 | With the inflatable packer of helical clamping valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204427421U true CN204427421U (en) | 2015-07-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520135542.XU Expired - Fee Related CN204427421U (en) | 2015-03-10 | 2015-03-10 | With the inflatable packer of helical clamping valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204427421U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018053673A1 (en) * | 2016-09-21 | 2018-03-29 | 翁文灏 | Self-filling cushion capable of quick charge and quick discharge |
| CN108653975A (en) * | 2018-05-14 | 2018-10-16 | 西安医学院 | A kind of compound Yoga mat of new type auto expansion |
-
2015
- 2015-03-10 CN CN201520135542.XU patent/CN204427421U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018053673A1 (en) * | 2016-09-21 | 2018-03-29 | 翁文灏 | Self-filling cushion capable of quick charge and quick discharge |
| CN108653975A (en) * | 2018-05-14 | 2018-10-16 | 西安医学院 | A kind of compound Yoga mat of new type auto expansion |
| CN108653975B (en) * | 2018-05-14 | 2019-10-25 | 西安医学院 | A self-expanding composite yoga mat |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150701 Termination date: 20200310 |