CN207943172U - Rotational moulding airdrop platform with steelframe - Google Patents
Rotational moulding airdrop platform with steelframe Download PDFInfo
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- CN207943172U CN207943172U CN201820193415.9U CN201820193415U CN207943172U CN 207943172 U CN207943172 U CN 207943172U CN 201820193415 U CN201820193415 U CN 201820193415U CN 207943172 U CN207943172 U CN 207943172U
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- platform body
- airdrop
- steelframe
- rotational moulding
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Abstract
A kind of rotational moulding airdrop platform with steelframe of the utility model, belongs to air transport facility technical field, including main platform body, key is：The main platform body is the square body of rotation molding, is fixedly installed steel framework below main platform body, both sides are fixedly installed and are reserved with the matched light metal sliding block of sliding rail on nacelle interior wall, surrounding and are tethered at bundle hole.The structure that the airdrop platform is combined using steel modeling, main platform body is integrally formed using rotational molding technique, steel framework is fixedly mounted in the lower section of main platform body, the rigidity, flatness and shock resistance of airdrop platform can be improved, light metal sliding block is installed in the both sides of main platform body, light metal sliding block is matched with the sliding rail on aircraft cabin inner wall, and can independently be replaced, to increase access times of the airdrop platform under severe landing environment.Light metal sliding block preferably uses lightweight, aluminium alloy inexpensive, shock resistance is good.Four side of main platform body is equipped with mooring network bundle hole.
Description
Technical field
The utility model belongs to air transport facility technical field, is related to field operation and the air-drop of supplies for dealing with an emergency and relieving a disaster equipment, specifically
It is related to the steel used when transporter air-dropped material modeling convolution goods and materials carrying platform.
Background technology
Airplane air dropping system includes the airdrop platform being arranged in cargo hold, raceway, side rails, extraction parachute system, is tethered at bundle
Tie up device and traction and locking device.It drops raceway and is used for transmission and support of the airdrop platform in cabin, arranged on left and right sides guide rail
For motion guide of the airdrop platform in cabin, unlock, drawing and the locking of traction and locking device for airdrop platform are
Stay bundling apparatus for cargo tie up and the connection with extraction parachute, extraction parachute system be used for carry out traction air-drop when generate lead
Airdrop platform system is pulled out cabin by gravitation.
Important device of the airdrop platform as aerial delivery system, on the one hand will carry goods and materials, on the one hand be led with raceway, side
Rail is tethered at bundling apparatus and drawing and locking device linking cooperation.Existing airdrop platform mostly includes platform and castor, flat
The periphery of platform is equipped with bundle suspender belt fixed ring, is equipped with and the matched directive wheel of side rails on nacelle interior wall in the both sides of platform
Group.Platform is all largely plastic material, overall beautiful, light-weight, good corrosion resistance, but rigidity is poor, and Partial flats are adopted
It is hardly damaged with metal material although intensity is high, manufacturing cost is high, weight weight, to the stringent dropping ground of weight demands
It closes, opposite bearing capacity is relatively low, inconvenient.
Invention content
The utility model in order to obtain be suitable for air-drop, integral rigidity is good, intensity is high, it is light-weight, corrosion-resistant, using the longevity
Order long airdrop platform, using the double-decked platform main body of integrated rotation molding, and the lower part of main platform body be arranged metal framework,
Light-weight metal sliding block is arranged in both sides, and the advantages of metal platform and plastics platform is organically combined, and is obtained while mitigating weight
Higher shock resistance.
The technical solution of the utility model is：A kind of rotational moulding airdrop platform with steelframe, including main platform body, key exist
In：The main platform body is the square body of rotation molding, steel framework is fixedly installed below main platform body, both sides are fixed and set
It is equipped with and is reserved with the matched light metal sliding block of sliding rail on nacelle interior wall, surrounding and is tethered at bundle hole.
The structure that the airdrop platform is combined using steel modeling, main platform body is integrally formed using rotational molding technique, in main platform body
Lower section be fixedly mounted steel framework, the rigidity, flatness and shock resistance of airdrop platform can be improved, the two of main platform body
Light metal sliding block is installed in side, and light metal sliding block is matched with the sliding rail on aircraft cabin inner wall, and can independently be replaced, to increase air-drop
Access times of the platform under severe landing environment.The aluminium that light metal sliding block preferably uses lightweight, inexpensive, shock resistance is good closes
Gold.Four side of main platform body is equipped with mooring network bundle hole.
Further, the main platform body is integrally formed, for the double-layer structure with hollow molded cavity, is formed on four sides
Height indent column muscle identical with main platform body thickness.Main platform body uses roll moulding shaping technology, entire main platform body primary
It is integrally formed, has the advantages that intensity is high, shock resistance is good.Technique molecule in forming process is freely combined, is linked tightly
Close, not by any outer force effect, product internal stress free, good toughness is unlikely to deform and ruptures after by thump.And this technological forming
Product corner is thicker, self-assembling formation frame support structure, and the corner location intensity most easily to land when making to fall is big, thus with compared with
Strong impact resistance, indeformable, do not damage, service life is long.The main raw material(s) of main platform body is composite reinforced polyethylene,
According to knowhow and combine airdrop platform property requirement, add some enhancings, toughening, uvioresistant additive compound mix
It closes.It is corrosion-resistant, sturdy and durable, long lifespan, reusable.It is thick in the peripheral forming height and main platform body of main platform body
Identical indent column muscle is spent, column muscle is integrally formed with main platform body, the upper and lower surface of main platform body is connected as one,
It ensure that the intensity, rigidity and planarization of platform.
Further, the steel framework main body is sphere of movements for the elephants shape, and is provided on the frame of the left and right sides and main platform body
The engaging lug being connected with light metal sliding block is provided with the link block being connected with main platform body on the frame of front and rear sides.Because plastics at
Type product is affected by temperature that shrinkage is larger, to improve the dimensional accuracy and integral smoothness of airdrop platform, in main platform body
Bottom is bolted steel framework.Steel framework by the bolt that is distributed on its sphere of movements for the elephants shape main body and link block with it is flat
Platform main body connects while the bolt by being distributed on engaging lug is fixed as one with main platform body and light metal sliding block.Steel
Castor mounting hole is also reserved on frame, for installing castor.Steel framework uses steel square tube section, integral solder molding.
Further, the groove with steel framework shape and thickness matching is formed on the lower surface of the main platform body.
Steel framework groove is reserved in the bottom surface of main platform body, to ensure the non-bulging main platform body lower surface of steel framework, with platform master
Body lower surface is concordant, and it is smooth that big planar structure can guarantee that airdrop platform slides on roller.
Further, indent rib is formed in the sphere of movements for the elephants lattice that the groove on main platform body lower surface surrounds.
Further, the indent rib diagonally distribute and the indent rib in adjacent lattice along middle part cross hairs mirror to
It is distributed, the indent column muscle that depth is more than indent rib is also formed in every indent rib.
Further, the upper surface of the main platform body forms indent thorn muscle.
Further, the indent thorn muscle of the upper surface includes the rectangular muscle for surrounding setting, from the rectangular muscle of inner ring to outer shroud
Rectangular muscle fills oblique, the lateral and/or vertical fish bone rib and column muscle of distribution in radiation.
Main platform body uses closed double-layer structure, top surface molding " skeleton " formula reinforcing rib, bottom surface molding diamond-plaid muscle,
And column reinforcing rib is molded between top and bottom, the double-layer structure of frame support adds the special muscle structure that rises to make main platform body
With higher intensity, rigidity and planarization.
Further, the light metal sliding block is coated in the folding slot of ┒ shapes in the outer rim of main platform body by cross section,
Form the upper and lower clamping to main platform body ┒ shape outer rim traversing sections and three face clad structures of vertical positioning section, the other side be with
With the matched convex block of sliding rail on nacelle interior wall.Light metal sliding block is damageable zone, to improve airdrop platform in the presence of a harsh environment
Service life, light metal sliding block and main platform body split settings can replace independently, and the high aluminium of the light-weight intensity of material selection closes
Metal type material.Light metal sliding block and main platform body outer rim are designed by special construction, combination nested against one another, are coordinated with aircraft wood side-guide
Limit the upper and lower and left and right movement of airdrop platform.Light metal sliding block has higher flatness, intensity, shock resistance, can
Meet air-drop to require.
Further, be provided with castor below the steel framework, the other both sides of main platform body be embedded with for
Pull the built-in fitting connected with locking device.The airdrop platform can be slided directly on roller, can also be in steel framework
Lower section is installed by castor.Airdrop platform two sides（Non- light metal slider surface）By way of built-in connection inside main platform body
Pre-buried screw element, for as desired by drawing and locking device is bolted, built-in fitting to use special disconnecting prevention structure, has
It is threaded the base frame of hole seat, screw thread hole seat is provided with anticreep fence on base frame.Built-in fitting in platform by being molded
Rotational moulding is pre-buried in journey, and single built-in fitting tensile strength is up to 500kg.
The beneficial effects of the utility model are：1, main platform body is integrally formed using rotational molding technique, each face setting many places, more
Kind reinforcing rib structure has higher flatness, dimensional accuracy and intensity, and the advantages of combination metal pacifies below main platform body
Steel framework, both sides installation light metal sliding block are filled, three is fixed as one by bolt, unlike material component undertakes different
Function ensure that the overall technology index of airdrop platform, significantly improve the dimensional accuracy, flatness, shock resistance of airdrop platform
Performance and used life.2, airdrop platform compact overall structure, rationally, integral rigidity is good, intensity is high, material is light, it is corrosion-resistant, make
With long lifespan, storage life was up to 20 years, and the air-drop service life, replaceable light metal was slided under special, severe landing environment at 5 times or more
Block is continuing with.
Description of the drawings
Fig. 1 is the surface structure schematic diagram of airdrop platform in embodiment；
Fig. 2 is the lower surface configuration schematic diagram of airdrop platform in Fig. 1：
Fig. 3 is clad structure schematic diagram of the light metal sliding block to main platform body outer rim；
Fig. 4 is the structural schematic diagram of light metal sliding block；
In attached drawing, 1 represents main platform body, and 11 represent indent column muscle, and 12 represent indent rib, and 121 represent indent
Column muscle, 13 represent column muscle, and 14 represent rectangular muscle, and 15 represent fish bone rib, and 2 represent steel framework, and 21 represent engaging lug, 22 generations
Table link block, 3 represent light metal sliding block, and 31 represent folding slot, and 32 represent convex block, and 4 represent mooring network bundle hole, and 5 represent castor.
Specific implementation mode
A kind of rotational moulding airdrop platform with steelframe, referring to attached drawing, including main platform body 1, main platform body 1 is rotation molding
Square body.Main platform body 1 is integrally formed, for the double-layer structure with hollow molded cavity, and height and platform are formed on four sides
The identical indent column muscle of 1 thickness of main body 11.And four side be reserved with 4 mooring network bundle holes 4.
The lower section of main platform body 1 is fixedly installed steel framework 2, and steel framework 2 uses steel square tube section, integral solder
Molding.2 main body of steel framework is sphere of movements for the elephants shape, and is welded on the frame of the left and right sides solid with main platform body 1 and light metal sliding block 3
Engaging lug 21 even is welded with the link block 22 being connected with main platform body 1 on the frame of front and rear sides.Bolt passes through steel framework 2
Sphere of movements for the elephants shape main body, link block 22 and main platform body 1, steel framework 2 is fixed in main platform body 1；Simultaneously by passing through
The bolt of engaging lug 21, main platform body 1 and light metal sliding block 3 consolidates main platform body 1, steel framework 2 and 3 three of light metal sliding block
It is set to one.Castor 5 is installed on steel framework 2.It is formed on the lower surface of main platform body 1 and 2 shape of steel framework and thickness
Matched groove is spent, steel framework 2 is mounted in groove.Indent rib 12 is formed in the sphere of movements for the elephants lattice that groove surrounds.It is interior
Recessed rib 12 diagonally distribute and the indent rib 12 in adjacent lattice along middle part cross hairs mirror to distribution, form diamond scheme muscle
Slot.The indent column muscle 121 that depth is more than indent rib 12 is also formed in every indent rib 12.
The upper surface of main platform body 1 forms indent thorn muscle.Indent thorn muscle includes the rectangular muscle 14 for surrounding setting, from inner ring
Rectangular muscle 14 is to the rectangular muscle 14 of outer shroud in oblique, the lateral and/or vertical fish bone rib 15 and column muscle 13 of radiation dress distribution.
The both sides of main platform body 1 are fixedly installed and the matched light metal sliding block of sliding rail on nacelle interior wall 3.Light metal is slided
Block 3 is coated in the folding slot 31 of ┒ shapes in the outer rim of main platform body 1 by cross section, is formed horizontal to 1 ┒ shapes outer rim of main platform body
To the upper and lower clamping of section and three face clad structures of vertical positioning section, the other side be with it is matched with the sliding rail on nacelle interior wall
Convex block 32.Folding slot 31 is surrounded by top plate, riser and bottom plate, will be outside the folding slot 31 of 3 one end of light metal sliding block and 1 ┒ shapes of main platform body
After edge alignment, light metal sliding block 3 is pushed, 1 ┒ shape outer rims of main platform body is made to be inserted into folding slot 31, bolt is passed through into top plate, platform
1 lateral margin of main body, bottom plate, make main platform body 1 be fixed as one with light metal sliding block 3.
Airdrop platform can never install the both sides of light metal sliding block and even be applied in combination.
Claims (10)
1. a kind of rotational moulding airdrop platform with steelframe, including main platform body（1）, it is characterised in that：The main platform body（1）For
The square body of rotation molding, main platform body（1）Lower section be fixedly installed steel framework（2）, both sides are fixedly installed and cabin
The matched light metal sliding block of sliding rail on inner wall（3）, surrounding is reserved with and is tethered at bundle hole（4）.
2. the rotational moulding airdrop platform according to claim 1 with steelframe, it is characterised in that：The main platform body（1）One
It is body formed, for the double-layer structure with hollow molded cavity, height and main platform body are formed on four sides（1）The identical indent of thickness
Column muscle（11）.
3. the rotational moulding airdrop platform according to claim 1 with steelframe, it is characterised in that：The steel framework（2）It is main
Body is sphere of movements for the elephants shape, and is provided on the frame of the left and right sides and main platform body（1）With light metal sliding block（3）Connected engaging lug
（21）, it is provided on the frame of front and rear sides and main platform body（1）Connected link block（22）.
4. the rotational moulding airdrop platform according to claim 3 with steelframe, it is characterised in that：The main platform body（1）'s
It is formed on lower surface and steel framework（2）The groove of shape and thickness matching.
5. the rotational moulding airdrop platform according to claim 4 with steelframe, it is characterised in that：In main platform body（1）Following table
Indent rib is formed in the sphere of movements for the elephants lattice that groove on face surrounds（12）.
6. the rotational moulding airdrop platform according to claim 5 with steelframe, it is characterised in that：The indent rib（12）Tiltedly
Indent rib into distribution and adjacent lattice（12）Cross hairs mirror along middle part is to distribution, every indent rib（12）Inside also at
Type has depth to be more than indent rib（12）Indent column muscle（121）.
7. carrying the rotational moulding airdrop platform of steelframe according to claim 1-6 any one of them, it is characterised in that：The platform master
Body（1）Upper surface form indent thorn muscle.
8. the rotational moulding airdrop platform according to claim 7 with steelframe, it is characterised in that：The indent of the upper surface is pierced
Muscle includes the rectangular muscle for surrounding setting（14）, from the rectangular muscle of inner ring（14）To the rectangular muscle of outer shroud（14）In the oblique of radiation dress distribution
To, lateral and/or vertical fish bone rib（15）And column muscle（13）.
9. carrying the rotational moulding airdrop platform of steelframe according to claim 1-6 any one of them, it is characterised in that：The light metal
Sliding block（3）It is in the folding slot of ┒ shapes by cross section（31）It is coated on main platform body（1）Outer rim on, formed to main platform body（1）
The upper and lower clamping of ┒ shape outer rim traversing sections and three face clad structures of vertical positioning section, the other side is and the cunning on nacelle interior wall
The matched convex block of rail（32）.
10. the rotational moulding airdrop platform according to claim 1 with steelframe, it is characterised in that：The steel framework（2）'s
Lower section is provided with castor（5）, main platform body（1）Other both sides be embedded with for drawing and locking device connect it is pre-buried
Part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820193415.9U CN207943172U (en) | 2018-02-05 | 2018-02-05 | Rotational moulding airdrop platform with steelframe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820193415.9U CN207943172U (en) | 2018-02-05 | 2018-02-05 | Rotational moulding airdrop platform with steelframe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207943172U true CN207943172U (en) | 2018-10-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820193415.9U Active CN207943172U (en) | 2018-02-05 | 2018-02-05 | Rotational moulding airdrop platform with steelframe |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111785115A (en) * | 2020-07-01 | 2020-10-16 | 中国人民解放军95944部队 | Simple simulation aircraft platform for airdrop training |
| WO2022166177A1 (en) * | 2021-02-03 | 2022-08-11 | 金华市捷特包装有限公司 | Reusable parachuting platform |
-
2018
- 2018-02-05 CN CN201820193415.9U patent/CN207943172U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111785115A (en) * | 2020-07-01 | 2020-10-16 | 中国人民解放军95944部队 | Simple simulation aircraft platform for airdrop training |
| WO2022166177A1 (en) * | 2021-02-03 | 2022-08-11 | 金华市捷特包装有限公司 | Reusable parachuting platform |
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