CN201512384U - Dedicated air bag for carrying heavy objects - Google Patents
Dedicated air bag for carrying heavy objects Download PDFInfo
- Publication number
- CN201512384U CN201512384U CN2009201793861U CN200920179386U CN201512384U CN 201512384 U CN201512384 U CN 201512384U CN 2009201793861 U CN2009201793861 U CN 2009201793861U CN 200920179386 U CN200920179386 U CN 200920179386U CN 201512384 U CN201512384 U CN 201512384U
- Authority
- CN
- China
- Prior art keywords
- air bag
- carrying heavy
- heavy goods
- carrying
- special airbag
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The utility model relates to a dedicated air bag for carrying heavy objects, which is a carrying tool for large and overweight components. The utility model aims to solve the technical problem that the diameter of the existing air bag is larger, the air pressure is comparatively lower, so the rigidness is poorer, and when a component is carried, the air bag can be distorted to be bursted to cause person casualty accidents due to the influence of factors such as the irregular contact surface, nonuniform friction and the like. The utility model is characterized in that the dedicated air bag for carrying heavy objects consists of an air bag body, an air bag head and air bag nozzles distributed on the two ends of the air bag head, and the diameter of the air bag is between 0.4 and 0.78m.
Description
Technical field
The utility model relates to a kind of special airbag of carrying heavy goods, is handbarrow large-scale, overweight member.
Background technology
The carrying of present large-scale component, the fortune that goes out as the immersed tube of the taking and discharging box culvert of harbour caisson, power plant, subaqueous tunnel, drilling platform etc., a lot of air bag carrying methods that adopt, obtained good effect, but the air bag that uses in these engineerings all follows the air bag specification that launching is used, and the diameter of air bag is all between 1m～1.5m.The whole piece boats and ships are equivalent to a shell casing, and floor space is big, and the weight of unit floor space is little, general not enough 800kg/m
2, to adopt many infrabar air bags during launching, load is disperseed, guarantee injury-free, the distortion of hull, also to consider the ramp influence of launching simultaneously, so the diameter of air bag is difficult for less than 1m, operation pressure is not more than 0.1MPa.And for the member of harbour caisson, concrete blocks and so on, the weight of its unit floor space is big, load concentration, and generally all 10,000kg/m
2About, do not put too many air bag below the member, the operation pressure of air bag is often more than 0.2MPa, adopt the air bag of diameter 1m, member bottom lifting altitude will be about 0.4m, and walking is got up very unstable, the member of especially tall and thin type, resemble caisson, have up to 27m, the not enough 200m of base area
2, walking is got up difficult more.The air bag diameter greatly also brings from great, and carrying is inconvenient, manufacturing cost height, many drawbacks such as charge air is big, and work efficiency is low.
The existing air bag that is used for carrying heavy goods is all made by the kiss-coating cord fabric, owing to be subjected to the influence of rubberizing, the not enough 0.8mm of the thickness of its outside glue-line, its outside does not stick glue-line in addition, and the bondline thickness after the sulfuration is inhomogeneous, and resistance to abrasion is relatively poor, and service life is low.
During air bag carrying member, when lifting altitude was hanged down, the walking tractive force was big, and when lifting altitude was high, walking stability was poor.
Because existing air bag diameter is bigger, air pressure is relatively low, so rigidity is relatively poor, when the carrying member, owing to be subjected to the influence of factors such as each contact surface unfairness, friction force be inhomogeneous, air bag can be distorted and cause explosion, causes human casualty accident.
The utility model content
Problem to be solved in the utility model provides a kind of special airbag of carrying large member, overcome the existing excessive above-mentioned many drawbacks brought of air bag diameter, correct off-square custom, consciousness, improve the stability and the work efficiency of safety, service life and the member carrying of air bag, to satisfy the carrying of large-scale overweight member.
Because present member manufacturing, carrying place are all in the past much smooth, the gradient can adopt the less air bag of diameter to carry member generally all less than 1: 100.If the diameter of air bag is reduced 30%, the sectional area of air bag just can reduce 50%, and for the air bag of same length, its volume or charge air have reduced 50%, and as seen, work efficiency improves greatly; General member bottom lifting altitude is about 40% of an air bag diameter, if adopt the air bag of diameter 1m, member bottom lifting altitude will be about 0.4m, after the air bag diameter is reduced 30%, member bottom lifting altitude is about 0.28m, and the stability of carrying member is better than the former; The material of air bag all has certain percentage elongation and elasticity, when bearing load, and airbag wall meeting elongation strain, the air bag diameter is big more, and its deflection is big more, and member amplitude of fluctuation on air bag is also big more, along with reducing of air bag diameter, the elongation of air bag, the amplitude of fluctuation of member all can reduce thereupon; The air bag of same material, its area of conter that diameter is little is little, can bear higher air pressure, and the rigidity of air bag will strengthen, and in the member handling process, the probability that air bag is distorted will reduce, and stability also can obviously improve; The diameter of air bag reduces, and its rolling moment reduces, and adds the raising of air bag rigidity, can reduce tractive force effectively.
So the technical solution adopted in the utility model:
The special airbag of carrying heavy goods is characterized in that: the special airbag of carrying heavy goods is made of pneumatophore, air bag head and the Valve for aerocyst that is distributed in air bag head two ends, and the diameter of air bag is 0.4～0.78m.
The utility model adopts following concrete improvement technical scheme:
The diameter of the special airbag of described carrying heavy goods is 0.5～0.7m.
In order to improve the service life of air bag, sticking thickness in the air bag outside is 0.7～2.5mm film, adds the bondline thickness on the kiss-coating cord fabric (line), and the thickness of the outside glue-line of the special airbag of described carrying heavy goods is 1.5～3mm.
The operation pressure of the air bag of the special airbag of described carrying heavy goods is 0.25～0.8MPa.The diameter of air bag is more little, and the air pressure of use is corresponding high more.
The bore of the Valve for aerocyst of the special airbag of described carrying heavy goods is 15～50mm or adopts 1/2～2 o'clock gas thread.
In order to ensure the intensity of the special airbag of carrying heavy goods, air bag is the version that skeleton is arranged, and the number of plies of its skeleton is at least three layers, rigidity to air bag requires high more, pressure is big more, and the number of plies of its skeleton is also just many more, and the skeleton of the special airbag of described carrying heavy goods is three～Floor 12.
In order to improve the rigidity of air bag, adopt the lower material of percentage elongation, the framework material of the special airbag of described carrying heavy goods can adopt the cord fabric of syntheticfibress such as polyamide fibre, polyester, viscose glue, or steel cord or glass fibre, carbon fiber, can use wherein a kind of of above-mentioned material, also can unite use by two or more materials.
Beneficial effect
The idea of prior art is thought: the diameter of carrying air bag and hoisting gasbag can not be less than 1m, and the air bag diameter is little, and active area is little, its hoisting force deficiency, and the air bag quantity of use will increase.The special airbag of carrying heavy goods described in the utility model has been broken through the prejudice of prior art, adopt the air bag of minor diameter, improved manufacturing process, corresponding increasing operating air pressure, the member of carrying identical weight, use the quantity of air bag identical, just reduced the member lifting altitude with the quantity of major diameter air bag, more favourable to stability, the safety of member carrying.
During long distance carrying member, the carrying air bag will repeatedly be switched, and the air bag diameter reduces, weight saving, air bag to switch carrying just many easily.
The diameter of air bag reduces, the corresponding increasing of its operation pressure, and the air bag rigidity strengthens, and the rolling resistance during carrying heavy goods reduces, and tractor equipment, facility, earth anchor are required to reduce, and not only investment has been saved, and the safety meeting of traction significantly improves.
The diameter of air bag is little, and the length of air bag head has also reduced, and charge air is few, and work efficiency improves, and has occupied little space.In addition, matched equipment such as air compressor can select small-sized, and the cost of air bag can reduce many.
The utility model is described in further detail below in conjunction with drawings and Examples:
Description of drawings
Accompanying drawing is the special airbag structural representation of the utility model carrying heavy goods;
Among the figure: the 1st, pneumatophore, the 2nd, air bag head, the 3rd, Valve for aerocyst
The specific embodiment
Embodiment as shown in the figure, is used for caisson carrying air bag, is made of pneumatophore 1, air bag head 2 and two Valve for aerocyst 3 being distributed in air bag head 2 two ends.The height of caisson is 23m, the long 17m of its base, and wide 11m, heavy 2100t, the special airbag that to adopt eight diameter 0.78m, length be 11m is carried first latent refuting.Pneumatophore 1 contains the casing play of nine layers of polyamide cord fabric, and pneumatophore outside glue thickness is 1.5mm, and the bore of Valve for aerocyst 3 is 2 o'clock.During the carrying caisson, lifting altitude is 0.3m, and operation pressure is 0.33MPa, and the tractive force of caisson walking is about 2% of its weight.
Embodiment 2, as shown in the figure, are used for caisson carrying air bag, are made of pneumatophore 1, air bag head 2 and two Valve for aerocyst 3 being distributed in air bag head 2 two ends.The height of caisson is 23m, the long 17m of its base, and wide 11m, heavy 2100t, the special airbag that to adopt seven diameter 0.4m, length be 11m is carried first latent refuting.Pneumatophore 1 contains the casing play of compound steel silk cord, and pneumatophore outside glue thickness is 3mm, and the bore of Valve for aerocyst 3 is 15mm.During the carrying caisson, lifting altitude is 0.16m, and operation pressure is 0.8MPa, and the tractive force of caisson walking is about 2.2% of its weight.The swing hardly of caisson walking.
If the air bag that eight diameters of employing are 1m is carried this caisson, lifting altitude is 0.4m, and the tractive force of caisson walking is more than 3% of its weight, its less stable, and the caisson amplitude of fluctuation is bigger.
As can be seen from the above embodiments, the diameter of carrying air bag is more little, and its rigidity is strong more, and the stability of caisson walking is good more, but the air bag diameter is too small, and the tractive force of caisson walking begins again to increase.
Claims (8)
1. the special airbag of carrying heavy goods is characterized in that: the special airbag of carrying heavy goods is made of pneumatophore, air bag head and the Valve for aerocyst that is distributed in air bag head two ends, and the diameter of air bag is 0.4～0.78m.
2. the special airbag of carrying heavy goods according to claim 1, it is characterized in that: the diameter of the special airbag of carrying heavy goods is 0.5～0.7m.
3. the special airbag of carrying heavy goods according to claim 1 and 2, it is characterized in that: the thickness of the outside glue-line of the special airbag of carrying heavy goods is 1.5～3mm.
4. the special airbag of carrying heavy goods according to claim 1 and 2, it is characterized in that: the operation pressure of the air bag of the special airbag of carrying heavy goods is 0.25～0.8MPa.
5. the special airbag of carrying heavy goods according to claim 1 and 2, it is characterized in that: the bore of the Valve for aerocyst of the special airbag of carrying heavy goods is 15～50mm or adopts 1/2～2 o'clock gas thread.
6. the special airbag of carrying heavy goods according to claim 1 and 2, it is characterized in that: air bag is the version that skeleton is arranged, the number of plies of its skeleton is at least three layers.
7. the special airbag of carrying heavy goods according to claim 1 and 2, it is characterized in that: the skeleton of the special airbag of carrying heavy goods is three～Floor 12.
8. the special airbag of carrying heavy goods according to claim 1 and 2, it is characterized in that: the framework material of the special airbag of carrying heavy goods can adopt the cord fabric of syntheticfibress such as polyamide fibre, polyester, viscose glue, or steel cord or glass fibre, carbon fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201793861U CN201512384U (en) | 2009-10-27 | 2009-10-27 | Dedicated air bag for carrying heavy objects |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201793861U CN201512384U (en) | 2009-10-27 | 2009-10-27 | Dedicated air bag for carrying heavy objects |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201512384U true CN201512384U (en) | 2010-06-23 |
Family
ID=42483790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201793861U Expired - Fee Related CN201512384U (en) | 2009-10-27 | 2009-10-27 | Dedicated air bag for carrying heavy objects |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201512384U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103243729A (en) * | 2013-05-10 | 2013-08-14 | 王炳贞 | Lifting method of large-scale caisson |
| CN103770217A (en) * | 2013-11-29 | 2014-05-07 | 中交第四航务工程局有限公司 | Method and device for synchronously lifting steel reinforcement cage |
| CN106677257A (en) * | 2017-03-09 | 2017-05-17 | 中交第三航务工程局有限公司 | Installation process of sinking pipe for offshore water intake and discharge in power plant |
-
2009
- 2009-10-27 CN CN2009201793861U patent/CN201512384U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103243729A (en) * | 2013-05-10 | 2013-08-14 | 王炳贞 | Lifting method of large-scale caisson |
| CN103770217A (en) * | 2013-11-29 | 2014-05-07 | 中交第四航务工程局有限公司 | Method and device for synchronously lifting steel reinforcement cage |
| CN103770217B (en) * | 2013-11-29 | 2016-02-03 | 中交第四航务工程局有限公司 | A kind of method and apparatus of synchronous lifting steel reinforcement cage |
| CN106677257A (en) * | 2017-03-09 | 2017-05-17 | 中交第三航务工程局有限公司 | Installation process of sinking pipe for offshore water intake and discharge in power plant |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103863546B (en) | A kind of large scale aerostat delivery mode | |
| CN101798815B (en) | Marine wind turbine foundation for steel-concrete combined structure | |
| US20110116905A1 (en) | Method and apparatus for transporting elongated, cumbersome loads | |
| CN201512384U (en) | Dedicated air bag for carrying heavy objects | |
| EP2770198A1 (en) | Offshore wind power complete machine floating method | |
| CN202402073U (en) | Filling air bag for mined out space | |
| CN107539434A (en) | Offshore wind turbine and its floatation type basis | |
| CN102442419A (en) | Balloon body of hot-air captive balloon | |
| CN206735647U (en) | A kind of big part of offshore wind turbine is from maintenance type more changing device | |
| CN105674822B (en) | Blasting engineering air-spacer and spaced loading method | |
| CN206417652U (en) | A kind of portable assembled container handling platform | |
| CN201506538U (en) | Air drop container | |
| CN101670992A (en) | Special airbag for carrying heavy goods | |
| CN101898724A (en) | Double-jaw grab bucket fetching device | |
| CN203844976U (en) | Novel offshore drilling ship | |
| CN114835001A (en) | Traction device for energy storage container hoisting | |
| CN114670976A (en) | Cylindrical foundation and back pressure type offshore wind power complete machine transportation and installation ship and method convenient to transport | |
| CN101879940A (en) | Combined cone-shaped buoyant cabin | |
| CN209757493U (en) | Aerostat with novel structure | |
| CN113482004A (en) | Offshore multi-tube jacket foundation and wind power complete machine wharf launching construction method thereof | |
| CN207157761U (en) | Pile foundation conduit storage rack | |
| CN201761559U (en) | Large-tonnage mudflat transporter with lifting platform | |
| CN207523913U (en) | The landing gear and aerostatics of aerostatics | |
| CN101695599A (en) | Combination product of gas tube and inflatable ball as well as manufacturing method and application thereof | |
| CN117799811A (en) | Inflatable light sail device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100623 Termination date: 20111027 |