CN202899061U - Combined-type arresting unit - Google Patents
Combined-type arresting unit Download PDFInfo
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- CN202899061U CN202899061U CN 201220628007 CN201220628007U CN202899061U CN 202899061 U CN202899061 U CN 202899061U CN 201220628007 CN201220628007 CN 201220628007 CN 201220628007 U CN201220628007 U CN 201220628007U CN 202899061 U CN202899061 U CN 202899061U
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- cube
- cell cube
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- foamed material
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Abstract
The utility model discloses a combined-type arresting unit which comprises a foam material cube, a protective top cover arranged above the foam material cube, a waterproof bottom tray arranged below the foam material cube, a unit sealing structure arranged on the periphery of the foam material cube, an anti-aging coating sprayed on the top of the protective top cover, and a waterproof coating sprayed on the surface of the foam material cube. Compared with the prior art, the combined-type arresting unit is not only provided with crumple and energy absorption features required by an engineered material arresting (EMAS) system, but also has the advantages of being capable of being moved in the process of processing and installing, and resisting ultraviolet irradiation, airplane engine wake flow and corrosion of common blown sand, having waterproof or water resistance performance and being inflaming-retarding, capable of avoiding being corroded by common oil materials and deicing fluid, and long in service life.
Description
Technical field
The utility model relates to the aerodrome arrester, and particularly a kind of combined type characteristic foamed material for airfield runway obstruction system blocks cell cube and blocks the aerodrome arrester that cell cube forms by this combined type.
Background technology
Statistics both domestic and external shows that all current, in the accident of serious harm civil aviaton flight safety, aircraft guns off the runway and ranks the first place when taking off or land.For this reason, International Civil Aviation Organization is about to improve the standard of runway end place of safety length in " international standard and suggestion and measure ", to reduce because of the great flight safety accident that guns off the runway and cause.But, because the restriction of geographical or other environmental factor, a lot of airports are difficult to satisfy new runway end place of safety length requirement, and by lay characteristic material arresting system (Engineered Material Arresting System at runway ends, hereinafter to be referred as EMAS), can in the situation that does not increase place of safety length, realize the safety guarantee with the new standard equivalence.
This system a kind ofly is laid on tens meters to more than 100 meters of length in the runway end place of safety, blocks bed with runway with wide, thick tens centimetres foamed material, utilize the crumple energy absorption characteristics of characteristic foamed material, under the condition that guarantees persons on board and aircaft configuration safety, block the facility of the aircraft that stops gunning off the runway.The 9th regulation of Advisory Circulars AC 150/5520-22A according to US Federal Aviation Administration (FAA) appearance, should satisfy the requirement of mechanical property, safety in utilization and environment weatherability aspect for the material of the EMAS that mats formation, can provide and block the required energy absorption characteristics of aircraft, aircraft is steadily slowed down according to predetermined mode, have simultaneously waterproof (or water-fast), fire-retardant, nontoxic, corrosion-resistant, high-low temperature resistant, the performance characteristics such as ageing-resistant, weather-proof, possess long-life all weather operations ability.Simultaneously, consider practical application request, this material also should be convenient to the characteristics carrying, mat formation, safeguard and change.
Mode commonly used is to select prefabricated foamed material square in the world, such as foam concrete or phenolic foam material, and the runway of mating formation.Chinese patent CN 101016203A discloses a kind of with flyash, cement, gypsum and the aluminium powder concrete blocks with the hollow slotted hole through the chemical blowing preparation.US Patent No. 5902068, US6726400 disclose and have a kind ofly blocked square by cement, blowing agent and water with the foam concrete of physical blowing processes.US Patent No. 5885025, US6971817 disclose outside the foam concrete square, wrap up one deck cement plate material again, avoid being destroyed by the aircraft engine wake flow with protection foam concrete square.US Patent No. 7597502, US8021075 disclose a kind of foamed material cell block with plastics protection top cover and bottom tray, improve the water proofing property of material and the ability that anti-aircraft engine wake flow blows.But all there is defective in the environment weatherability of these materials, and also safety in utilization does not claim to material is fire-retardant etc., can't guarantee system's safety in utilization and life-span.
The utility model content
In order to overcome defects; the utility model provides a kind of combined type to block cell cube, comprise foamed material cube 1, be arranged on foamed material cube 1 top composite material protection top cover 2, be arranged on foamed material cube 1 below waterproof bottom tray 3, be arranged on the cell cube encapsulating structure 4 around the foamed material cube 1 and the waterproof coating 6 that is sprayed on the anti-aging coating 5 in top at composite material protection top cover 2 tops and is sprayed on foamed material cube 1 surface forms.
Described combined type characteristic foamed material blocks cell cube and has not only possessed the required crumple energy absorption characteristics of EMAS system, with respect to prior art, has also had following advantage concurrently: 1) be convenient to produce with installation process in move; 2) can resist the erosion of ultraviolet ray irradiation, aircraft engine wake flow and common dust storm; 3) have waterproof or water resistance; 4) fire-retardant, anti-common oil plant and anti-freeze fluid corrosion; 5) long service life.
The utility model also provides a kind of airport arrester, blocks cell cube by above-mentioned a plurality of combined types and assembles.
Description of drawings
Fig. 1 is that the combined type of the utility model one embodiment is blocked the structural representation of cell cube;
Fig. 2 is the structural representation that combined type shown in Figure 1 is blocked composite material protection top cover in the cell cube;
Fig. 3 is the A-A face sectional view of composite material protection top cover shown in Figure 2;
Fig. 4 is the structural representation that combined type shown in Figure 1 is blocked plastics waterproofing bottom tray in the cell cube;
Fig. 5 is the structural representation that the combined type of another embodiment of the utility model is blocked cell cube;
Fig. 6 is the schematic diagram of the arrester of the utility model embodiment;
Fig. 7 is the top view of Fig. 6.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail.
Fig. 1 has schematically shown the structure of blocking cell cube 10 according to the combined type of a kind of embodiment of the present utility model.
A kind of combined type is blocked cell cube 10, comprise foamed material cube 1, be arranged on foamed material cube 1 top composite material protection top cover 2, be arranged on foamed material cube 1 below waterproof bottom tray 3, be arranged on the cell cube encapsulating structure 4 around the foamed material cube 1 and be sprayed on the anti-aging coating 5 in top at composite material protection top cover 2 tops and the waterproof coating 6 that is sprayed on foamed material cube 1 surface.
The material of described foamed material cube 1 is the material that foam concrete or foam glass etc. have good crumple energy-absorbing characteristics.This material can be according to the stable fragmentation of certain way when airplane wheel rolls, thereby provides the power of blocking by designing requirement for aircraft, in the situation that guarantees aircaft configuration and persons on board's safety aircraft is stopped fast.
The material of described foamed material cube 1 can be as a whole, also can be the structure that a plurality of fritters are bonded together by certain way.Described foamed material cube 1 for long and wide be 50cm ~ 150cm, highly be generally 20cm ~ 70cm.This size can be convenient to transportation.
Composite material protection top cover 2 is comprised of end face 21 and side 22, as shown in Figure 2, is convenient to like this fixing of top cover and foamed material.The cubical length and width consistent size of the inwall size of side 22 and described foamed material, the common 3 ~ 5cm of the height of side is advisable, the seal request when this height can satisfy EMAS and blocks bed and establish between the cell block.Described composite material protection top cover is bilayer or Multi-layer thermal mold forming material, from outside to inside, each layer strength decrease, fragility increases progressively.As shown in Figure 3, in embodiment of the utility model, described composite material protection top cover 2 comprises Materials with High Strength outer 23 and fragile material internal layer 24.Wherein, Materials with High Strength can be HIGH STRENGTH SMC (glass fiber content 15 ~ 25%) material, and fragile material can be inclined to one side fragility DMC(glass fiber content 5 ~ 10%) material.This cap material has flame-retarding characteristic, simultaneously also can anti-fuel oil, lubricating oil, hydraulic oil and except the corrosion of/anti-freeze fluid.Thus; this protection top cover can guarantee that the attendant can normally not cause damage in the arresting gear walking when mounted; can guarantee again that when aircraft pours this arrester can by wheel pressure break fitly, not exert an influence to the characteristic of blocking of foamed material when blocking.Simultaneously, top cover itself has good weather-proof and aging ability, can guarantee at least out of doors the application life in 10 years under the natural conditions.
As shown in Figure 4, waterproof bottom tray 3 is by plastic material, and by hot injection forming, its inside is provided with strengthens gusset 31 such as 40%PS+60% modification PS, and the bottom is provided with standard fork truck groove 32, carrying during for production, transportation and installation.Described waterproof bottom tray 3 integral body have enough rigidity, can provide enough support forces when carrying at the foam production initial stage.The effect of this waterproof bottom tray 3 is mainly the foamed material bottom waterproof is provided, and provides convenience for the carrying in cell cube production, transportation and the laying, avoids foamed material damaged.
Such as Fig. 1 or shown in Figure 5; one end of cell cube encapsulating structure 4 is arranged on the composite material protection top cover 2; the other end is arranged on the bottom surface of waterproof bottom tray 3; thereby protect top cover 2, foamed material cube 1 and plastics waterproofing bottom tray 3 to connect into an integral body in composite material; and shelter from foamed material cube 1, guarantee that top cover can arbitrarily not break away from foamed material because of external force.Cell cube encapsulating structure 4 can be the soft connecting band such as polyester gauze, and an end evenly is bonded in the inboard of top cover 2 sides by high strength quick drying glue (silica gel, resinae) or nylon buckles, and the other end is bonded in the bottom surface of plastics collet.When encapsulation is finished, should guarantee that top cover and foamed material fit fully, and not have area of stress concentration that avoid follow-up stress to concentrate and warpage occurs, the sealing of bed is blocked in impact.
Cell cube encapsulating structure 4 can be cloth formula encapsulating structure shown in Figure 1 or belt encapsulating structure shown in Figure 5.
As shown in Figure 5, the anti-aging coating in described top 5 is for to have the very anti-aging coating of macromolecule of strongly adherent, such as silica gel coating.This figure layer can improve the uvioresistant of composite material protection top cover 2, weather-proof and sandstone wearing and tearing ability.Can when cell cube is produced, spray, also can after blocking bed to use a period of time, use for repairing top cover, solve and laid the top cover problem of aging that arresting gear occurs.The anti-aging coating 5 in described top is dumb lights, in order to avoid impact to the pilot because it is reflective.
Described surface waterproofing coating 6 mainly solves the problem that foamed material is water funk, be afraid of freeze thawing.By at the side of foamed material cube 1 spraying waterproofing course (such as concrete waterproofer or aging-resistant silica gel coating), foamed material sucks water and causes its inefficacy when preventing from blocking a water-tight and losing efficacy.
Take the foam concrete cell cube as example, the production method that described combined type is blocked cell cube 10 comprises following several step:
1) produces satisfactory waterproof bottom tray 3 according to the disclosed prescription of this patent and ratio at hot shaper;
2) described waterproof bottom tray 3 is placed on corresponding foamed material and builds in the mould, and carry out the sealing of contact site, material is revealed when preventing from building;
3) a certain amount of foam concrete raw materials for production are poured in the mould that is placed on the waterproof bottom tray 3, allow foam concrete raw materials for production foaming in mould, through after the maintenance and drying of certain hour, volume as required cuts the foam concrete of foaming, forms foamed material cube 1;
4) surface of foamed material cube 1 sprayed waterproof coating 6;
5) the satisfactory protection top cover 2 of production size and performance, and it is inboard that an end of cell cube encapsulating structure 4 is bonded in the side of protection top cover 2;
6) will protect top cover 2 be installed in foamed material cube 1 above, and the other end of encapsulating structure 4 is bonded in the bottom surface of waterproof bottom tray 3;
7) upper surface at packaged protection top cover 3 sprays anti-aging coating 5.
When actual combined type is blocked cell cube 10 production, but above-mentioned part steps parallel practice or adjustment order.
Such as Fig. 6, shown in Figure 7, the utility model also provides a kind of airport arrester 20.Arrester 20 is blocked cell cube 10 by above-mentioned a plurality of combined types and is assembled, and blocks in per two adjacent combined types and all scribbles the silica gel coating that waterproof is used between the cell cube 10.
Above-described only is embodiments more of the present utility model.For the person of ordinary skill of the art, under the prerequisite that does not break away from the utility model creation design, can also make some distortion and improvement, these all belong to the protection domain of utility model.
Claims (11)
1. a combined type is blocked cell cube; it is characterized in that, comprise foamed material cube (1), be arranged on described foamed material cube (1) top protection top cover (2), be arranged on described foamed material cube (1) below waterproof bottom tray (3), be arranged on described foamed material cube (1) all around cell cube encapsulating structure (4) and be sprayed on the anti-aging coating (5) at described protection top cover (2) top and be sprayed on the surperficial waterproof coating (6) of foamed material cube (1).
2. a kind of combined type according to claim 1 is blocked cell cube, it is characterized in that, described foamed material cube (1) is foam concrete or foam glass.
3. a kind of combined type according to claim 2 is blocked cell cube, it is characterized in that, the length of described foamed material cube (1) and wide be 50cm ~ 150cm, highly be 20cm ~ 70cm.
According to claim 1 and 2 in each described a kind of combined type block cell cube, it is characterized in that described protection top cover (2) forms by 2 layer materials are compound, comprise the skin (23) of Materials with High Strength and the internal layer (24) of fragile material.
5. a kind of combined type according to claim 4 is blocked cell cube, it is characterized in that, described Materials with High Strength is high-strength laminar film plastic; Described fragile material is group's dress film plastics or low glass laminar film plastic.
6. each described a kind of combined type is blocked cell cube according to claim 1-3, it is characterized in that, described plastics waterproofing bottom tray (3) inside is provided with strengthens gusset (31), and the bottom is provided with fork truck groove (32).
7. a kind of combined type according to claim 6 is blocked cell cube, it is characterized in that, described cell cube encapsulating structure (4) is the polyester gauze.
8. a kind of combined type according to claim 7 is blocked cell cube, it is characterized in that, described cell cube encapsulating structure (4) is Bu Shi or belt encapsulating structure.
9. each described a kind of combined type is blocked cell cube according to claim 1-3, it is characterized in that, the anti-aging coating in described top (5) is silica gel coating.
10. each described a kind of combined type is blocked cell cube according to claim 1-3, it is characterized in that, described surface waterproofing coating (6) is concrete waterproofer or silica gel coating.
11. an arrester is characterized in that, described arrester (20) is blocked cell cube (10) by each described combined type among the claim 1-10 and is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220628007 CN202899061U (en) | 2012-11-23 | 2012-11-23 | Combined-type arresting unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220628007 CN202899061U (en) | 2012-11-23 | 2012-11-23 | Combined-type arresting unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202899061U true CN202899061U (en) | 2013-04-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220628007 Expired - Lifetime CN202899061U (en) | 2012-11-23 | 2012-11-23 | Combined-type arresting unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202899061U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102936880A (en) * | 2012-11-23 | 2013-02-20 | 中国民航科学技术研究院 | Compound blocking element and production method thereof |
-
2012
- 2012-11-23 CN CN 201220628007 patent/CN202899061U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102936880A (en) * | 2012-11-23 | 2013-02-20 | 中国民航科学技术研究院 | Compound blocking element and production method thereof |
| CN102936880B (en) * | 2012-11-23 | 2015-10-14 | 中国民航科学技术研究院 | Combined type blocks cell cube and production method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: NAVIGATION RESEARCH INSTITUTE (TIANJIN) AVIATION EQUIPMENT CO.,LTD. Assignor: China Academy of Civil Aviation Science and Technology Contract record no.: 2013120000078 Denomination of utility model: Combined-type arresting unit Granted publication date: 20130424 License type: Exclusive License Record date: 20131223 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130424 |