CN2579842Y - Safety multipurpose air bag capable of automatic air exhaust and reducing pressure - Google Patents
Safety multipurpose air bag capable of automatic air exhaust and reducing pressure Download PDFInfo
- Publication number
- CN2579842Y CN2579842Y CN 02270418 CN02270418U CN2579842Y CN 2579842 Y CN2579842 Y CN 2579842Y CN 02270418 CN02270418 CN 02270418 CN 02270418 U CN02270418 U CN 02270418U CN 2579842 Y CN2579842 Y CN 2579842Y
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- CN
- China
- Prior art keywords
- utricule
- air bag
- pipe link
- valve
- air
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Abstract
The utility model provides a safety multipurpose air bag capable of automatically exhausting air and reducing pressure, which is composed of a bag body, connecting rods, an air intake and exhaust valve, and a pressure reducing valve, wherein, the bag body is made into a cylindrical shape by adhesive layers with three structures, and both ends of the bag body are processed into conic shapes and are respectively fixed with the connecting rods; the air intake and exhaust valve and the pressure reducing valve are connected to the connecting rods on both ends of the bag body via threads, and the air intake and exhaust valve is provided with a barometer. The safety multipurpose air bag capable of automatically exhausting air and reducing pressure of the utility model has the characteristics of reasonable design, simple structure, easy processing, convenient operation, long service life, high safety, large born pressure of the air bag, delicate and beautiful appearance, etc.
Description
1, technical field
The utility model relates to a kind of air bag that is used for lifting, rolling and carry fluid containers, but the safety multi-purpose air bag of specifically a kind of self-bleeding decompression.
2, technical background
The water up and down of inland river and coastal shipping boats and ships generally adopts slide and the air bag two kinds of methods of rolling, slide because of its cost height, use that factors such as area division is little are general only to be selected for use by large-scale shipyard.Air-bag for ship is then because of high-quality low-cost, easy to use widely-used by middle-size and small-size shipyard.At present the air-bag for ship that uses mainly contains following several manufacture method: utilize the offset plate of sandwich tape cord to carry out being overlapped to form cylinder type after bonding and carry out sulphurization; It is adhesion-molded to utilize the offset plate of sandwich tape cord to twine on the type tire, and high temperature vulcanized then processing has the air bag manufacture method of the inner tube of a tyre etc. in addition.These manufacture crafts have his own strong points, and exist simultaneously certain not enoughly again, and particularly the embodiment of utricule intensity is particularly important, and the excessive and explosion that cause of too much cause utricule undercapacity or the inflation power incident of hurting sb.'s feelings takes place in the process of using air bag.Sharp object puncture utricule also often takes place in the use, and the high pressure gas abrupt release causes the utricule surface to produce large tracts of land and tears, and serious meeting can't be repaired air bag, loses value of service, its basic reason be on the bladder configurations defective effect the intensity of utricule.The air bag of prior art is to have the multilaminate coiled overlap joint of rubber plate of unidirectional cord, the staggered after cure moulding of the vertical mutually formation longitude and latitude of each layer offset plate cord.This technology exists disadvantage to show as: the offset plate cord is that interlayer intersects not on same plane, causes stressed irregularly, and the easy delamination of multilayer offset plate is bubbled and caused strength degradation.The general at present method that increases air bag quantity, lowers gasbag pressure that adopts avoids taking place above thing, will certainly cause the waste of manpower, financial resources like this, increases cost.Also there is above disadvantage in other purposes air bag, repeats no longer one by one at this.
3, summary of the invention
The purpose of this utility model provide a kind of simple in structure, but productive costs is low, be easy to process, the safety multi-purpose air bag of the self-bleeding decompression of environmentally safe.Can be used as gas, liquid container and use, also can be used as large-sized object transportation, lifting or medium and small-scale vessel water etc. up and down.
The purpose of this utility model realizes that in the following manner this air bag is made up of utricule, pipe link, compression indicator, air inlet and exhaust valve, safety valve six parts.Utricule is formed by the rubber coiled sheet system of three layers of band framework material, and innermost layer and interlayer all are by bonding the forming of rubber plate that has unidirectional cord, and bonding back cord criss-cross its objective is in order to increase the leakproofness of air bag.The outermost layer offset plate is the emphasis point of this air bag processing, its thickness is two-layer greater than other, process that outer field material is to use high-tenacity, high modulus fibre cloth and the caoutchouc plate is compound makes, be characterized in that self cord longitude and latitude intersects, density is high, have extremely strong pull resistance, tensile strength is far longer than common unidirectional cord.It is even, wear-resisting high pressure resistant to have pressure with the utricule of this kind technology manufacturing, has than strong elastic, and the utricule warp and filling pins down mutually, equilibrium of pressure mutually, even utricule is punctured gas leakage by sharp object, also can large tracts of land not tear but prick point, and air bag is repaired easily.
The utricule two ends are designed to pyramid type, the pipe link that is used to connect air inlet and exhaust valve and automatic pressure reducing valve is installed at two ends, one end of pipe link is designed to bell mouth shape, the multiple tracks circular groove is set on the cylindrical of pipe link, the effect of circular groove is when air bag is increased by pressure, area of thrust surface minimum between balloon ends and the pipe link, bear the pressure maximum, between the two bonding most important.During making, at first will be coated with the neoprene adhesion agent on the pipe link, it is combined securely with utricule, the pawl by being arranged on three road circular grooves on the pipe link is to increase the firm performance that combines between pipe link and the utricule simultaneously.The centre of pipe link has through hole, is processed with negative thread in the middle of the through hole, and parts such as air inlet and exhaust valve reducing valve can be connected with pipe link by screw thread, has promptly made things convenient for the quick exhaust of air bag to be convenient to maintenance again.
Like product all adopts steel or brass work in the selection of pipe link and capsule at present, but its objective is this different materials high temperature resistance, can be indeformable with the sulfuration of capsule body simultaneously.But also have certain disadvantage simultaneously, relatively more outstanding is sea water immersion corrosion problem, and sea water immersion corrosion meeting causes pipe link corrosion damage to cause air bag gas leakage to lose value of service.The air bag of prior art belongs to the overall time sulfidization molding because of being connected between pipe link and the utricule, thereby just can't change as long as damage.Be far smaller than the service life of utricule in addition in service life owing to pipe link, thereby cause the significant wastage of raw material, discarded utricule also can cause the pollution to environment.
Pipe link of the present utility model has adopted the fiber-reinforced plastic making, characteristics be antiacid alkali, anticorrosive, high HDT Heat Distortion Temperature and high-temperature creep resistance are arranged, can vulcanize simultaneously with utricule and indeformable, be easy to and rubber adhesion.
But accompanying drawing 1 is the integral structure scheme drawing of the safety multi-purpose air bag of self-bleeding decompression;
But accompanying drawing 2 is the pipe link structural representation of the safety multi-purpose air bag of self-bleeding decompression;
But accompanying drawing 3 is the structural representation of the safety multi-purpose air bag reducing valve of self-bleeding decompression.
4, description of drawings
But with reference to explaining below the safety multi-purpose air bag work of Figure of description to self-bleeding decompression of the present utility model.
But the safety multi-purpose air bag of self-bleeding decompression of the present utility model, shown in accompanying drawing 1,2,3, its structure is to be made of utricule, pipe link, air inlet and exhaust valve and reducing valve, utricule be by the glue-line of three kinds of structures compound make cylindric, taper fixed connecting rod 1 respectively is processed at the two ends of utricule, air inlet and exhaust valve 2 and reducing valve are connected on the pipe link 1 at utricule two ends by screw thread respectively, and air-pressure gauge 3 is set on the air inlet and exhaust valve 2.
As shown in Figure 1, the three-decker of utricule is respectively: skin is made up of two-layer rubber plate 4 folder strong fiber cloth 5, interlayer is that the transversely arranged strong fiber 6 of two-layer rubber plate 4 folder one decks is formed, and internal layer is made up of the vertical strong fiber 7 of two-layer rubber plate 4 folder one decks.
As shown in Figure 3, reducing valve is made up of valve body 8, spool 9, compression spring 10, the pipe link 1 that is processed with screw thread and utricule end on the cylindrical of valve body 8 joins, and the spool 9 that is with compression spring 10 on the valve rod 11 is arranged among the valve body 8, has deflation hole 12 on the sidewall of valve body 8.
As shown in Figure 2, the structure of pipe link 1 is that tween drive shaft is to having through hole, one end of through hole is processed with negative thread 13, the other end is processed into exit skirt 14, the cylindrical of exit skirt 14 is provided with several cannelure 15, the edge of cannelure 15 is barb-like, also is provided with annular dovetail slot 16 on the middle part cylindrical of pipe link 1 and is used to strengthen and the combining of utricule.
5, embodiment
But its processing and fabricating of safety multi-purpose air bag of self-bleeding decompression of the present utility model is very simple and convenient, and processing and fabricating gets final product shown in the by specification accompanying drawing.
The utility model has designed the device safety valve with self-bleeding pressure reducing protection function according to the requirement of market to airbag safety on utricule.Its principle is: when the utricule internal pressure surpassed assumed load, the air in the utricule was with spool jack-up, and compressing spring is compressed, and exposes exhausr port, and gas is discharged.Behind exhaust decompression, the utricule internal gas pressure is lower than assumed load, and compressing spring is upheld, and valve core reset is to airtight point.Pressure in the utricule can be set by adjusting compressing spring elastic force.
The air bag made is placed after 1-2 days integral body vulcanize, carry out pressure testing after sulfuration is finished and get final product.Can be used at the bottom of large-scale this short distance of thing rolling transportation, flat-bottomed boat and the V-type ship water up and down with the air bag of this technology manufacturing, also can be used for holding gas-liquid or manufacturing block water dam and pipe choking etc.
The general three-decker that only needs of utricule of the present utility model get final product, and specific demand can increase the offset plate and the special-purpose cloth number of plies or with the cord thread count, manufacture craft is constant according to working pressure, material suggestion use neoprene, and adapted hard carbon black improves its degree of crosslinking.Cord uses fire resistant special type syntheticfibres such as polyisophthaloyl metaphenylene diamide fibre etc.
The sulfuration of utricule is different from the whole sulfuration of preforming commonly used, it is that the rubber plate that has special-purpose cloth and cord is carried out mechanical mold pressing earlier after bonding, the mold pressing after cure, burr and brush coating are got in the offset plate edge that will not roll then, about 20 centimetres of seam, roll into the cylindrical shape seam again to sticking, the bonding pipe link in utricule two ends carries out mechanical heat seal sealing at last.Air-pressure gauge and air inlet and exhaust valve can be selected the GB product for use.
But the safety multi-purpose air bag of self-bleeding decompression of the present utility model is compared with prior art, have reasonable in design, simple in structure, be easy to processing, characteristics such as easy to use, the air bag of this kind structure also has characteristics such as pressure-bearing is big, long service life, outward appearance exquisiteness.Thereby, have good value for applications.
Except that the described technical characterictic of specification sheets, be the known technology of those skilled in the art.
Claims (4)
1. but the safety multi-purpose air bag of self-bleeding decompression, comprise utricule, pipe link, air inlet and exhaust valve and reducing valve, it is characterized in that utricule be by the glue-line of three kinds of structures compound make cylindric, taper fixed connecting rod respectively is processed at the two ends of utricule, air inlet and exhaust valve and reducing valve are connected on the pipe link at utricule two ends by screw thread respectively, and air-pressure gauge is set on the air inlet and exhaust valve.
2, the air bag of using according to claim 1 more, the three-decker that it is characterized in that utricule is respectively: skin is made up of two-layer rubber plate holder strong fiber cloth, interlayer is that the transversely arranged strong fiber of two-layer rubber plate holder one deck is formed, and internal layer is made up of the vertical strong fiber of two-layer rubber plate holder one deck.
3, the air bag of using according to claim 2 more, it is characterized in that reducing valve is made up of valve body, spool, compression spring, the pipe link that is processed with screw thread and utricule end on the cylindrical of valve body joins, the spool that is with compression spring on the valve rod is arranged among the valve body, has deflation hole on the sidewall of valve body.
4, the air bag of using according to claim 2 more, the structure that it is characterized in that pipe link is that tween drive shaft is to having through hole, one end of through hole is processed with negative thread, the other end is processed into exit skirt, bell-mouthed cylindrical is provided with several cannelure, the edge of cannelure is barb-like, also is provided with annular dovetail slot on the middle part cylindrical of pipe link and is used to strengthen and the combining of utricule two ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02270418 CN2579842Y (en) | 2002-10-29 | 2002-10-29 | Safety multipurpose air bag capable of automatic air exhaust and reducing pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02270418 CN2579842Y (en) | 2002-10-29 | 2002-10-29 | Safety multipurpose air bag capable of automatic air exhaust and reducing pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2579842Y true CN2579842Y (en) | 2003-10-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02270418 Expired - Fee Related CN2579842Y (en) | 2002-10-29 | 2002-10-29 | Safety multipurpose air bag capable of automatic air exhaust and reducing pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2579842Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109296798A (en) * | 2018-11-24 | 2019-02-01 | 中国船舶重工集团公司第七0五研究所 | A kind of floatation pod one-way exhaust valve |
| CN110424375A (en) * | 2019-08-29 | 2019-11-08 | 深圳中科研人工智能大数据有限公司 | Flexible liquid capsule for diaphram wall header space packing |
| CN110636975A (en) * | 2017-04-28 | 2019-12-31 | 嘉士伯酿酒有限公司 | Beverage container with pressure relief device and method of manufacturing a beverage container with a pressure relief device |
-
2002
- 2002-10-29 CN CN 02270418 patent/CN2579842Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110636975A (en) * | 2017-04-28 | 2019-12-31 | 嘉士伯酿酒有限公司 | Beverage container with pressure relief device and method of manufacturing a beverage container with a pressure relief device |
| CN110636975B (en) * | 2017-04-28 | 2021-08-20 | 嘉士伯酿酒有限公司 | Beverage container with pressure relief device and method of manufacturing a beverage container with a pressure relief device |
| US11629004B2 (en) | 2017-04-28 | 2023-04-18 | Carlsberg Breweries A/S | Beverage container having a pressure-relief device and a method of manufacturing a beverage container having a pressure-relief device |
| CN109296798A (en) * | 2018-11-24 | 2019-02-01 | 中国船舶重工集团公司第七0五研究所 | A kind of floatation pod one-way exhaust valve |
| CN110424375A (en) * | 2019-08-29 | 2019-11-08 | 深圳中科研人工智能大数据有限公司 | Flexible liquid capsule for diaphram wall header space packing |
| CN110424375B (en) * | 2019-08-29 | 2020-12-04 | 深圳中科研人工智能大数据有限公司 | Flexible liquid bag for sealing and filling end space of underground continuous wall |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |