CN207078951U - A kind of high ballast of lightweight carries air bag - Google Patents
A kind of high ballast of lightweight carries air bag Download PDFInfo
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- CN207078951U CN207078951U CN201720300501.0U CN201720300501U CN207078951U CN 207078951 U CN207078951 U CN 207078951U CN 201720300501 U CN201720300501 U CN 201720300501U CN 207078951 U CN207078951 U CN 207078951U
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- air bag
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- pneumatophore
- puncture resistant
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Abstract
It the utility model is related to a kind of high ballast of lightweight and carry air bag, be made up of pneumatophore and valve cock, the airbag chamber of closing is formed in pneumatophore, it is characterised in that：The pneumatophore is made up of wearing layer, puncture resistant layer, inner liner coaxial and combine closely from outer to inner, binding agent is uniformly smeared between adjacent two layers rubber layer, winding direction angle is between 60 70 degree.This air bag air-tightness is good, and under safe working pressure, after room temperature storage in 24 hours, air pressure is not less than the 98% of initial pressure, and burst pressure brings up to 5MPa, can obtain high operating pressure and safety coefficient, therefore air bag has higher bearing capacity and security.
Description
Technical field
The utility model belongs to the fields such as weight carrying, is related to carrying air bag, especially a kind of light weight, jacking capacity
Greatly, the high ballast of the high lightweight of safety coefficient carries air bag.
Background technology
Rubber pneumatic bag appears in last century the eighties, and the application in the field such as water is more and more wider under weight displacement, weight
It is general, such as the concrete caisson using high pressure rubber air bag a few kiloton weight, it is moved to partly latent from build the side and refutes or directly
Access water etc..
High pressure rubber air bag carries the application in field in weight, is primarily limited to the bearing capacity and security of air bag.It is large-scale
Gravity caisson, weight is big, and highly more than ten meters, but limited floor space limits adaptable air bag quantity.This is just
It is required that the air bag of movement has very high bearing capacity and safety coefficient.Large and heavy objects simultaneously, usually concrete structure, bottom surface are thick
It is rough, to air bag abrasion quickly；Weight bottom often has the objects such as reinforcing bar to expose, and easily hurts and puncture air bag.With air bag system
The development of technology and application technology is made, on the one hand the air-bag for ship applied at present increases to meet the requirement of large and heavy objects carrying
Add the ratio of framework material, on the one hand increase the thickness of airbag wall, but these methods can only improve air bag to a certain extent and hold
Power is carried, the raising of security such as punctures without too big help for air bag abrasion, cut-protection.In addition, the ratio of increase framework material
The thickness of example and increase airbag wall easily causes the increase of air bag weight, also results in the inconvenience used.
By the careful retrieval of applicant, following several patents document has been found：
1st, a kind of cut-protection air bag (CN205168847U), this cut-protection air bag, including air bag main body, air bag main body are in
Annular；In terms of the section of air bag main body, air bag main body is made up of multiple polyester fiber mesh screens and the alternating covering of the first rubber layer；Gas
The cut-protection armor layer being spliced by multiple steel wire block rubbers is provided with the outside of capsule main body, cut-protection armor layer passes through the 3rd rubber
Layer vulcanization is on air bag main body, and wherein steel wire block rubber includes multiple steel wires be arrangeding in parallel and covers the 3rd rubber of steel wire
Layer, and the direction of steel wire and the axis direction of air bag main body be arranged in parallel；Reserved between steel wire block rubber and steel wire block rubber
Spacing, the trend of spacing and the axis angle of air bag main body are not equal to 90 °.
2nd, a kind of air bag with high intensity and its production technology (application number：CN1666924A), this air bag is by air bag body, air bag
Head, air bag valve cock composition, air bag body are sticked several layers of kiss-coating cord fabric by inner intersection circular outward and formed by interior jacket layer, outside,
Air bag head and air bag body connect together coning shape, and air bag valve cock is fixedly mounted on air bag head.Production technology is by air bag
The rubberized cord layer longitudinal arrangement of body, both sides bond rolling into barrel-shape as inner sleeve, then stick several layers of kiss-coating cord fabric.
By comparative analysis, documents 1 (CN205168847U) are by adding a steel wire rubber on airbag body
The armor layer of block realizes cut-protection；And documents 2 (CN1666924A) are then to manufacture rubber gas by winding rubberized cord
Capsule, its structure and purpose of utility model have significantly different with present patent application, do not interfere with the creativeness of the present utility model application.
Utility model content
The purpose of this utility model is overcome the deficiencies in the prior art, there is provided a kind of high-bearing capacity, high security, wear-resisting
Anti- bundle, the high ballast of lightweight in light weight carry air bag.
The utility model solves its technical problem and is achieved through the following technical solutions：
A kind of high ballast of lightweight carries air bag, is made up of pneumatophore and valve cock, the air bag of closing is formed in pneumatophore
Chamber, it is characterised in that：The pneumatophore is made up of wearing layer, puncture resistant layer, inner liner coaxial and combine closely from outer to inner,
Binding agent is uniformly smeared between adjacent two layers rubber layer, winding direction angle is between 60-70 degree, the inner liner and puncture resistant
At least one layer of adhesive layer is bonded between layer.
Moreover, the wearing layer is high-modulus chopped strand filled rubber, the chopped strand includes polyamide fibre, terylene and virtue
Synthetic fibre, a diameter of 10-12 microns of chopped strand, length 1-3 millimeters；Wearing layer either high modulus fibre pulp reinforced rubber, should
Pulp fibers include polyamide fibre, terylene and aramid fiber, fibre length 0.1-1 millimeters in pulp, specific surface area 7-15m2/g；The rubber
Using natural rubber or natural rubber and the elastomeric compound of other rubber and the mixture of functional filler.
Moreover, the aramid short fiber filled rubber, a diameter of 10 microns of the aramid fiber, 2 millimeters of length.
Moreover, the puncture resistant layer is polyurethane elastomer, including PAUR or EU, thickness
0.5-3 millimeters, shore a hardness 75-90.
Moreover, the PAUR, its thickness 1-2 millimeters, shore a hardness 78-83, are formed by multi-lay winding
Puncture resistant layer, puncture resistant layer gross thickness is in 5-6 millimeters.
Moreover, to be halogenated butyl rubber or halogenated butyl rubber mixed with natural rubber and butyl rubber for the inner liner
Refining glue, it is made up of layer 2-3 calendering film, inner liner thickness 2-3 millimeters, inner liner film passes through advance semi-cure.
The advantages of the utility model and have the beneficial effect that：
1st, this air bag can must effectively realize height using high modulus fibre or pulp filled rubber as gasbag frame material
The high strength bond of modulus fibre and rubber, so as to improve the limit burst pressure of air bag, lift air bag performance.
2nd, this air bag significantly alleviates air bag weight using high modulus fibre or pulp filled rubber as gasbag frame material
Amount, it is easy to production and practical application.
3rd, this air bag hardness is high, outer layer rubber Shao Er A type hardness tester 75-81, has the advantages that wear-resisting, scratch resistance, tear-proof.
4th, this air bag puncture resistant excellent ability, it is ensured that reliably working of the air bag under various adverse circumstances.
5th, this air bag air-tightness is good, and under safe working pressure, after room temperature storage in 24 hours, air pressure is not less than initial pressure
98%, and burst pressure brings up to 5MPa, can obtain high operating pressure and safety coefficient, thus air bag have it is higher
Bearing capacity and security.
Brief description of the drawings
Fig. 1 is contour structures front view of the present utility model；
Fig. 2 is Fig. 1 structure partial sectional view.
Embodiment
Below by specific embodiment, the utility model is described in further detail, following examples be it is descriptive, no
It is limited, it is impossible to which the scope of protection of the utility model is limited with this.
A kind of high ballast of lightweight carries air bag, is made up of pneumatophore 2 and valve cock 1, the gas of closing is formed in pneumatophore
Blister cavities 6, wherein pneumatophore are made up of wearing layer 3, puncture resistant layer 4, inner liner 5 coaxial and combine closely from outer to inner, adjacent
Binding agent is uniformly smeared between two layers of rubber layer, winding direction angle is between 60-70 degree.
The wearing layer is high-modulus chopped strand filled rubber, and the chopped strand includes polyamide fibre, terylene and aramid fiber, is chopped
Fibre diameter is 10-12 microns, length 1-3 millimeters.Wearing layer can also be high modulus fibre pulp reinforced rubber, pulp fibers
Including polyamide fibre, terylene and aramid fiber, fibre length 0.1-1 millimeters in pulp, specific surface area 7-15m2/g；Rubber uses natural rubber
Or natural rubber and the elastomeric compound of other rubber and the mixture (belonging to prior art) of functional filler.
Wearing layer is preferably aramid short fiber filled rubber, a diameter of 10 microns of the aramid fiber, 2 millimeters of length.It is especially excellent
Elect the meta-aramid of activation-pretreatment as, the addition of itself and rubber matrix is 10-20Phr, aramid short fiber and rubber
Glue functional filler such as carbon black is pre-mixed, and is kneaded together with rubber, is formed aramid short fiber filled rubber, is then rolled
Coiled material, coil thickness are preferably 1-2 millimeters, by being repeatedly wound air bag wearing layer.
The puncture resistant layer is polyurethane elastomer, can be PAUR or EU, thickness 0.5-3
Millimeter, shore a hardness 75-90.
Preferably PAUR coiled material, coil thickness 1-2 millimeters, shore a hardness 78-83, by multi-lay winding
Puncture resistant layer is formed, puncture resistant layer gross thickness is in 5-6 millimeters.
The inner liner is halogenated butyl rubber or halogenated butyl rubber and natural rubber and the elastomeric compound of butyl rubber
Material, it is made up of layer 2-3 calendering film.
Inner liner plays a part of to prevent gas from leaking, preferably the elastomeric compound of halogenated butyl rubber and natural rubber.It is airtight
Layer be bonded between puncture resistant layer at least one layer of adhesive layer (the specific number of plies according to be actually needed set, prior art), for protecting
Card inner liner is combined closely with puncture resistant layer；Inner liner thickness 2-3 millimeters, inner liner film pass through advance semi-cure.
Vulcanization after air bag is performed integrally needs to control curing temperature to be no more than 110 degree.
Operation principle of the present utility model is：
The bearing capacity of air bag is determined by safe working pressure and burst pressure, burst pressure and safe working pressure
Ratio is exactly the safety coefficient of air bag.The burst pressure of this air bag brings up to 5MPa, can obtain high operating pressure and safety
Coefficient, therefore air bag has higher bearing capacity and security.
The method that existing air bag with high intensity improves air bag ultimate pressure is all using increase framework material dosage, increase rubber
The method of thickness degree.But the good combination of framework material and rubber is always a more scabrous problem, if skeleton material
Adhesion is poor between material and rubber, because the two elongation is different, when air bag compresses and expands, and framework material and rubber layer
Have and be partially disengaged, so as to which air bag can not bear larger pressure, can not significantly be carried by the method for increasing multilayer rubberized cord
The limit burst pressure of high air bag.
Claims (5)
1. a kind of high ballast of lightweight carries air bag, it is made up of pneumatophore and valve cock, the airbag chamber of closing is formed in pneumatophore,
It is characterized in that：The pneumatophore is made up of wearing layer, puncture resistant layer, inner liner coaxial and combine closely from outer to inner, phase
Binding agent is uniformly smeared between adjacent two layers of rubber layer, winding direction angle is between 60-70 degree, the inner liner and puncture resistant layer
Between be bonded at least one layer of adhesive layer.
2. the high ballast of lightweight according to claim 1 carries air bag, it is characterised in that：The wearing layer is that high-modulus is short
Fiber filled rubber is cut, the chopped strand includes polyamide fibre, terylene and aramid fiber, a diameter of 10-12 microns of chopped strand, length 1-3
Millimeter；Wearing layer either high-modulus pulp fibers reinforced rubber, the pulp fibers include polyamide fibre, terylene and aramid fiber, in pulp
Fibre length 0.1-1 millimeters, specific surface area 7-15m2/g；The rubber is using natural rubber or natural rubber and other rubber
The mixture of elastomeric compound and functional filler.
3. the high ballast of lightweight according to claim 1 carries air bag, it is characterised in that：The puncture resistant layer is polyurethane
Elastomer, including PAUR or EU, thickness 0.5-3 millimeters, shore a hardness 75-90.
4. the high ballast of lightweight according to claim 3 carries air bag, it is characterised in that：The PAUR, its
Thickness 1-2 millimeters, shore a hardness 78-83, puncture resistant layer is formed by multi-lay winding, puncture resistant layer gross thickness is in 5-6 millis
Rice.
5. the high ballast of lightweight according to claim 1 carries air bag, it is characterised in that：The inner liner is halobutyl
Rubber or halogenated butyl rubber and natural rubber and the elastomeric compound of butyl rubber, are made up of, airtight thickness layer 2-3 calendering film
2-3 millimeters are spent, inner liner film passes through advance semi-cure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720300501.0U CN207078951U (en) | 2017-03-24 | 2017-03-24 | A kind of high ballast of lightweight carries air bag |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720300501.0U CN207078951U (en) | 2017-03-24 | 2017-03-24 | A kind of high ballast of lightweight carries air bag |
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| Publication Number | Publication Date |
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| CN207078951U true CN207078951U (en) | 2018-03-09 |
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| CN201720300501.0U Active CN207078951U (en) | 2017-03-24 | 2017-03-24 | A kind of high ballast of lightweight carries air bag |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106809760A (en) * | 2017-03-24 | 2017-06-09 | 青岛永泰船舶用品有限公司 | A kind of lightweight ballast high carries air bag |
| CN108773677A (en) * | 2018-05-20 | 2018-11-09 | 衡水市民佳川橡塑制品有限公司 | A kind of high intensity suspension transport air cushion |
| CN109855951A (en) * | 2018-12-27 | 2019-06-07 | 哈尔滨经纬复合新材料工程有限公司 | A kind of flexible high pressure utricule and preparation method thereof |
-
2017
- 2017-03-24 CN CN201720300501.0U patent/CN207078951U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106809760A (en) * | 2017-03-24 | 2017-06-09 | 青岛永泰船舶用品有限公司 | A kind of lightweight ballast high carries air bag |
| CN106809760B (en) * | 2017-03-24 | 2022-08-26 | 青岛永泰船舶用品有限公司 | Light high-pressure heavy object carrying air bag |
| CN108773677A (en) * | 2018-05-20 | 2018-11-09 | 衡水市民佳川橡塑制品有限公司 | A kind of high intensity suspension transport air cushion |
| CN109855951A (en) * | 2018-12-27 | 2019-06-07 | 哈尔滨经纬复合新材料工程有限公司 | A kind of flexible high pressure utricule and preparation method thereof |
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