CN214494117U - Air-drop device with expandable inflatable membrane structure - Google Patents
Air-drop device with expandable inflatable membrane structure Download PDFInfo
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- CN214494117U CN214494117U CN202120518407.9U CN202120518407U CN214494117U CN 214494117 U CN214494117 U CN 214494117U CN 202120518407 U CN202120518407 U CN 202120518407U CN 214494117 U CN214494117 U CN 214494117U
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Abstract
The utility model relates to an air-drop packing box field, in particular to an air-drop device with an expandable inflatable membrane structure, which comprises an outer airbag type expandable inflatable membrane structure box body, an inner airbag type expandable inflatable membrane structure box body, an outer cable rod framework, an inner cable rod framework and an elastic limiting mechanism, wherein the outer cable rod framework is arranged at the edge part of the outer airbag type expandable inflatable membrane structure box body and is connected with the outer airbag type expandable inflatable membrane structure box body; the problems of low hit rate and long landing time of parachute-contained air-drop are solved, the device is suitable for delivering solid and liquid substances with different shapes, the work is efficient, the structure is reasonable, the cost is low, and the industrialization is easy.
Description
Technical Field
The utility model belongs to the technical field of the airdrop packing box and specifically relates to a membrane structure airdrop device is aerifyd to deployable formula.
Background
In construction, disaster relief and modern war, various goods and materials are often required to be delivered in an air delivery mode, for example, in an earthquake disaster area, vehicles cannot normally pass due to serious damage of house roads, and in order to guarantee basic living needs of people, rescue goods and materials are often delivered to a designated area in time in an air delivery mode. However, the conventional box type air-drop device mostly adopts a wood or plastic packaging box structure, occupies more used space, increases the aircraft bearing capacity, influences the air-drop loading capacity, has poor impact resistance in the air-drop process, and is not beneficial to ordinary transportation and air-drop operation; in addition, the larger box body volume and mass inevitably require that the parachute is adopted for slow release in the air-drop process, but the parachute is greatly influenced by uncontrollable factors such as wind, rain and the like in the falling process, so that the material deviates from an expected drop point or the parachute is difficult to open, and the air-drop effect is influenced; in addition, conventional air-drop case box is mostly rigid structure, is equipped with a great deal of shock mounting with inside on every side, and very big increase the cost when reducing the usage space, the box damage also is mostly irreparable damage, and economic nature is lower. Therefore, the existing airdrop box device is urgently needed to solve the above problems so as to ensure that the device can reach the expected drop site as accurately and safely as possible.
In the prior art, slow release and shock absorption of an air-drop box body are researched more, for example, a bottom plate of the air-drop box is disclosed in a patent with the application number of CN201821562641.6, a buffer module of a foamed aluminum air-drop box is disclosed in a patent with the application number of CN201810078698.7, the foamed aluminum air-drop box is disclosed, and air-drop boxes with air bag protection devices are disclosed in patents with the application numbers of CN201520718781.8 and CN201510590950.9, such patents are limited to the research of a shock absorption module, and most shock absorption objects are rigid box bodies; in addition, as disclosed in patent application No. CN201910283305.0, an airdrop device with positioning, tracking and identifying functions and a method for using the same are disclosed, which are mainly used for accurately positioning an airdropped box; in addition, there are also patent application No. CN201920568639.8 which discloses an inflatable airdrop box and patent application No. CN201110379163.1 which discloses a flexible airdrop bag, both of which begin to focus on changing the traditional rigid airdrop box into flexible one, but the shock absorption and energy consumption measures are less, and the practical application is difficult.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a membrane structure air-drop device is aerifyd to deployable formula, its coating fabric class membrane material that can adopt light high strength is as air-drop case main part material, utilizes to aerify the pressurized mode and provide the rigidity that shocks resistance for the box, also can regard as the bradyseism module to use simultaneously to cable pole skeleton and elasticity stop device mechanism form multiple shock attenuation power consumption mechanism, make the utility model discloses an air-drop device has can save in a large number and transportation, expand fast and aerify and assemble, accurate input, easily industrialization and the characteristics that the assembly is low with curb plate cost.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model discloses a membrane structure air-drop device is aerifyd to deployable formula, including outer gasbag formula can be expanded and aerify membrane structure box, interior gasbag formula can be expanded and aerify membrane structure box, outer cable bar skeleton, interior cable bar skeleton and elasticity stop gear, outer cable bar skeleton install the limit portion position on outer gasbag formula can be expanded and aerify membrane structure box and can expand and aerify the membrane structure box with outer gasbag formula and link to each other, interior cable bar skeleton install at the limit portion position on inner gasbag formula can be expanded and aerify membrane structure box and can expand and aerify the membrane structure box with interior gasbag formula and link to each other, the elasticity stop gear one end that is used for inner gasbag formula can be expanded and aerify membrane structure box and carry out the energy consumption of shock attenuation and link to each other with interior cable bar skeleton with outer gasbag formula.
The outer airbag type deployable inflatable membrane structure box and the inner airbag type deployable inflatable membrane structure box are the same in structure, the two mainly comprise an inflatable membrane air bag, an inflatable membrane heat seal sleeve, an inflatable membrane one-way inflation valve, an inflatable membrane water-gas seal zipper and an inflatable membrane inflation conduit, the inflatable membrane airbag forms a regular polyhedron unfolding state membrane structure, the six groups of regular polyhedron unfolding state membrane structures form an outer airbag type deployable inflatable membrane structure box and an inner airbag type deployable inflatable membrane structure box body, the regular polyhedron unfolding state film structures are connected in pairs through an inflatable film heat sealing sleeve and an inflatable film water-tight sealing zipper, the inflatable membrane air bags are communicated through an inflatable membrane inflating conduit and perform air flow communication with each other, the inflatable membrane air bag is provided with an inflatable membrane one-way inflation valve for inflating the inflatable membrane air bag.
The outer airbag type deployable inflatable membrane structure box and the inner airbag type deployable inflatable membrane structure box body are formed by inflating and folding a one-way inflation valve on the membrane structure in an aligned polyhedron unfolding state.
The outer cable rod framework and the inner cable rod framework are of the same structure and mainly comprise cable rods, three-way nodes and auxiliary connecting members, the cable rods penetrate through the inflatable membrane heat sealing sleeves and are connected with the inflatable membrane heat sealing sleeves, and two ends of the cable rods are connected with the three-way nodes through the auxiliary connecting members respectively to form stressed frameworks.
The elastic limiting mechanism mainly comprises an elastic body, a lifting hook, a rubber sleeve and a lifting ring, wherein the lifting ring is fixedly arranged on a three-way node, the end parts of two sides of the elastic body are respectively and fixedly provided with the lifting hook, two ends of the elastic body are respectively hooked on the lifting ring on the three-way node through the lifting hook, and the rubber sleeve is nested outside the elastic body, the lifting hook and the lifting ring; the elastic body has rigidity, so that the elastic limiting mechanism is ensured to have limit values under the two conditions of tension and compression.
Furthermore, the outer airbag type deployable inflatable membrane structure box body and the inner airbag type deployable inflatable membrane structure box body are airbag type structure bodies which are formed by cutting single-layer building membrane materials, thermally coupling and splicing, are externally sealed, are internally communicated by inflatable membrane inflation conduits, provide impact-resistant rigidity for air drop operation after inflation and pressurization, and simultaneously become energy dissipation modules.
Furthermore, the outer airbag type deployable inflatable membrane structure box body and the inner airbag type deployable inflatable membrane structure box body are of regular polyhedron structures; the outer airbag type deployable inflatable membrane structure box body and the inner airbag type deployable inflatable membrane structure box body are stacked in a continuous regular polyhedron unfolding plane in a storage state; the regular polyhedron unfolding plane consists of continuous or discontinuous regular polygons; and the regular polygon joint and part of the boundary are provided with inflatable film heat sealing sleeves formed by heat sealing of film materials.
Furthermore, the cable rod can adopt flexible or rigid components according to different use requirements, and two ends of the cable rod are provided with U-shaped grooves; when the cable rod adopts a flexible component, the cable rod can be applied to low-altitude parachute-free accurate aerial delivery of small-weight materials; when the cable rod adopts a rigid component, the cable rod can be applied to high-altitude parachute air-drop of heavy materials, and when the cable rod is used, the cable rod component can be flexibly adopted according to the actual air-drop height requirement, so that the air-drop adaptability is more excellent.
Furthermore, the three-way node can change a three-way included angle according to the shape requirement of the formed regular polyhedron; the three-way node is a rigid node, and each of the end pipes in the three-way node is of a hollow pipe wall type structure; and the inner wall of the end pipe of the three-way node is provided with threads.
Further, the auxiliary connection member comprises a threaded section and a snap assembly; the one end of supplementary connecting elements passes through the screw thread section and installs the end pipe position on the three-dimensional node and pass through screw-thread fit with the end pipe and link to each other, and the other end passes through buckle assembly and is connected with the U-shaped recess hasp on the cable rod tip for the connection between cable rod and the three-dimensional node is more convenient and fast.
Furthermore, an inflatable membrane water-air sealing zipper is arranged on the boundary of the unfolding plane of the regular polyhedron unfolding state membrane structure consisting of the inflatable membrane air bags; the water-air sealing zipper is thermally coupled with the membrane surface of the inflatable membrane airbag through a polyester tape, and a limiting buckle is arranged at the end part of the water-air sealing zipper; the built-in barometer is arranged in the inflatable membrane air bag, so that the assembly and sealing of the air drop box and the internal pressure monitoring of the inflatable membrane are facilitated.
Furthermore, an easily torn foam board compartment and a liquid storage bag are arranged inside the box body with the inner air bag type deployable inflatable membrane structure; the easy-to-tear foam boards and the inner air bag type deployable inflatable membrane structure box body are in butt joint all around, and solid-liquid separation and storage are carried out.
Furthermore, a one-way inflation valve on the outer airbag type expandable inflation membrane structure box body is positioned at the side edge of an inflation membrane airbag inner membrane; the one-way inflation valve on the inner air bag type deployable inflation film structure box body is positioned on the side edge of the outer film of the inflation film air bag, so that the one-way inflation valve is prevented from being collided and damaged.
Furthermore, the upper surfaces of the outer airbag type expandable inflatable membrane structure box body and the inner airbag type expandable inflatable membrane structure box body are provided with handles convenient to move.
Compared with the prior art, the beneficial effects of the utility model are as follows:
a) the utility model provides a deployable formula inflatable membrane structure air-drop device constructs multiple shock attenuation power consumption mechanisms such as the bradyseism system between outer gasbag formula deployable inflatable membrane structure box and the interior gasbag formula deployable inflatable membrane structure box and between outer gasbag formula deployable inflatable membrane structure box, interior gasbag formula deployable inflatable membrane structure box and the elasticity stop gear, makes the air-drop box adopt flexible material to become possible, when greatly lightening the air-drop box quality, has guaranteed box intensity and rigidity through the intramembrane atmospheric pressure, is applicable to the accurate throwing of low empty no umbrella of little weight goods and the throwing of high altitude umbrella of big weight goods and materials; the initial state of the outer airbag type expandable inflatable membrane structure box body and the inner airbag type expandable inflatable membrane structure box body is a plane formed by a plurality of regular polygons, so that the storage and the transportation are convenient, and the air transportation material loading capacity and the air drop efficiency are improved;
b) the utility model discloses a can expand to aerify membrane structure box and can expand to aerify membrane structure box to outer gasbag formula and look for shape, it forms whole atress skeleton through auxiliary connection component and three-dimensional node pin-connected panel to pass the telescopic cable pole of inflatable membrane heat seal in the membrane, can expand to aerify membrane structure box and can expand to aerify membrane structure box with interior gasbag formula again and pass through elasticity stop gear contact and restraint, make the inner gasbag formula of core can expand to aerify membrane structure box and outer gasbag formula can expand to aerify the finite displacement that membrane structure box directly produced and consume energy, at last, through the encapsulation of the membrane water-gas seal zip fastener that aerifys of integrative design, each part can be preprocessed and stored, easy operation during the field usage, and convenient assembling, the secondary recycle of being convenient for, easily realize the industrialization, the assembly, the greening target.
Drawings
Fig. 1 is a schematic diagram of an internal structure in an embodiment of the present invention;
FIG. 2 is a development view of the main body structures of the outer airbag type deployable inflatable membrane structure box and the inner airbag type deployable inflatable membrane structure box in the embodiment of the present invention;
fig. 3 is a schematic view of the overall assembly of the airbag type deployable inflatable membrane structure box according to the embodiment of the present invention;
fig. 4 is an assembly schematic view of an inner air bag type deployable inflatable membrane structural box in an embodiment of the present invention;
fig. 5 is a schematic structural view of an inner air bag type deployable inflation film structure box in the embodiment of the invention;
FIG. 6 is a schematic view of the connection between the outer cable rod framework and the inner cable rod framework in the embodiment of the present invention;
FIG. 7 is a schematic view of the installation and connection of the elastic limiting mechanism in the embodiment of the present invention;
FIG. 8 is a structural view of an air-filled film heat-sealing sleeve according to an embodiment of the present invention;
FIG. 9 is a structural diagram of a heat seal boundary in an embodiment of the present invention;
the reference numbers in the figures are: 1-outer airbag type expandable inflatable membrane structure box, 2-inner airbag type expandable inflatable membrane structure box, 3-cable rod framework, 4-elastic limiting mechanism, 11-inflatable membrane airbag on the outer airbag type expandable inflatable membrane structure box, 12-inflatable membrane heat-sealing sleeve on the outer airbag type expandable inflatable membrane structure box, 13-inflatable membrane heat-sealing boundary, 14-inflatable membrane one-way inflation valve on the outer airbag type expandable inflatable membrane structure box, 15-inflatable membrane water-sealing zipper, 17-inflatable membrane handle on the outer airbag type expandable inflatable membrane structure box, 21-inflatable membrane airbag on the inner airbag type expandable inflatable membrane structure box, 22-inflatable membrane sleeve on the inner airbag type expandable inflatable membrane structure box, 24-inflatable membrane one-way inflation valve on the inner airbag type expandable inflatable membrane structure box, 26-an inflatable membrane inflation conduit, 27-an inflatable membrane handle on an inner air bag type deployable inflatable membrane structure box, 28-an easily-torn foam board, 31-a cable rod, 32-a three-way node, 33-an auxiliary connecting member, 41-an elastic body, 42-a lifting hook, 43-a rubber sleeve, 311-a U-shaped groove, 321-a hollow pipe wall, 322-a lifting ring, 331-a threaded section and 332-a buckle component.
Detailed Description
Specific example 1: the technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. It should be noted that: in the present invention, all embodiments and preferred methods mentioned herein may be combined with each other to form a new technical solution, if not specifically stated. In the present invention, all the technical features mentioned herein and preferred features may be combined with each other to form a new technical solution, if not specifically stated. In the present invention, the components referred to or the preferred components thereof may be combined with each other to form a new technical solution, if not specifically stated. In the present invention, unless otherwise stated, the numerical range "a-b" represents a shorthand representation of any combination of real numbers between a and b, where a and b are both real numbers. For example, a numerical range of "1.5 to 2.5" means that all real numbers between "1.5 to 2.5" have been listed herein, and "1.5 to 2.5" is only a shorthand representation of the combination of these values. The disclosed "range" may be in the form of a lower limit and an upper limit, respectively one or more lower limits, and one or more upper limits. In the present invention, unless otherwise specified, the individual reactions or operations may be performed in sequence, or may be performed in sequence. Preferably, the reaction processes herein are carried out sequentially. Unless otherwise defined, technical and scientific terms used herein have the same meaning as is familiar to those skilled in the art. In addition, any methods or materials similar or equivalent to those described herein can be used in the present invention.
As shown in the attached drawing 1 of the specification, the utility model discloses an air-drop device with an expandable inflatable membrane structure, which comprises an outer airbag type expandable inflatable membrane structure box body 1, an inner airbag type expandable inflatable membrane structure box body 2, a cable rod framework 3 (an outer cable rod framework and an inner cable rod framework) and an elastic limiting mechanism 4, wherein the outer cable rod framework is arranged at the edge part of the outer airbag type expandable inflatable membrane structure box body 1, the inner cable rod framework is arranged at the edge part of the inner airbag type expandable inflatable membrane structure box body 2, one end of the elastic limiting mechanism 4 for damping and dissipating energy of the inner airbag type expandable inflatable membrane structure box body 2 is connected with the outer cable rod framework, and the other end is connected with the inner cable rod framework;
as shown in the attached drawings 3 and 4 of the specification, an outer airbag type deployable inflatable membrane structure box 1 and an inner airbag type deployable inflatable membrane structure box 2 are the same in structure and mainly comprise inflatable membrane airbags (11, 21), inflatable membrane heat-sealing sleeves (12, 22), inflatable membrane one-way inflation valves (14, 24), an inflatable membrane water-gas sealing zipper 15 and an inflatable membrane inflation conduit 26, as shown in the attached drawing 2 of the specification, the inflatable membrane airbags (11, 21) form a regular polyhedron unfolding state membrane structure, six groups of regular polyhedron unfolding state membrane structures form an outer airbag type deployable inflatable membrane structure box 1 and an inner airbag type deployable inflatable membrane structure box 2 body, the regular polyhedron unfolding state membrane structures are connected in pairs through the inflatable membrane heat-sealing sleeves (12, 22) and the inflatable membrane water-gas sealing zipper 15, as shown in the attached drawings 8 and 9 of the specification, the inflatable membrane air bags (11, 21) are communicated with each other through an inflatable membrane inflation conduit 26 and perform air flow circulation, the inflatable membrane air bags (11, 21) are provided with inflatable membrane one-way inflation valves (14, 24) for inflating the inflatable membrane air bags (11, 21), and the outer airbag type deployable inflatable membrane structure box 1 and the inner airbag type deployable inflatable membrane structure box 2 are formed by inflating and folding the inflatable membrane one-way inflation valves (14, 24) on the aligned polyhedron unfolding state membrane structures.
As shown in the attached drawings 3 and 4 of the specification, the outer cable rod framework and the inner cable rod framework for supporting the outer airbag type deployable inflatable membrane structure box 1 and the inner airbag type deployable inflatable membrane structure box 2 are the same in structure, and mainly comprise a cable rod 31, a three-way node 32 and an auxiliary connecting member 33, the cable rod 31 penetrates through the inflatable membrane heat sealing sleeves (12, 22) and is connected with the inflatable membrane heat sealing sleeves (12, 22), two ends of the cable rod 31 are respectively connected with the three-way node 32 through the auxiliary connecting member 33 to form a stressed framework, as shown in the attached drawing 6 of the specification, the auxiliary connecting member 33 comprises a threaded section 331 and a buckle assembly 332, one end of the auxiliary connecting member 33 is installed on a head pipe part of the three-way node 32 through the threaded section 331 and is connected with the head pipe through threaded fit, the other end is connected with a U-shaped groove 311 on the end of the cable rod 31 through the buckle assembly 332 in a snap-lock manner, the connection between the cable 31 and the three-way node 32 is more convenient and faster.
As shown in fig. 7 of the specification, the elastic limiting mechanism 4 mainly includes an elastic body 41, a lifting hook 42, a rubber sleeve 43 and a lifting ring 322, the lifting ring 322 is fixedly installed on the three-way node 32, the lifting hook 42 is respectively and fixedly installed at two side ends of the elastic body 41, two ends of the elastic body 41 are respectively hooked on the lifting ring 322 on the three-way node 32 through the lifting hook 42, and the rubber sleeve 43 is nested outside the elastic body 41, the lifting hook 42 and the lifting ring 322; the elastic body 41 has rigidity, and can ensure that the elastic limiting mechanism 4 has limit values under both tension and compression conditions.
The outer airbag type deployable inflatable membrane structure box body 1 and the inner airbag type deployable inflatable membrane structure box body 2 are airbag type structural bodies which are formed by cutting single-layer building membrane materials, thermally coupling and splicing, are externally closed, are internally communicated by inflatable membrane inflatable conduits 26, provide impact-resistant rigidity for airdrop operation after inflation and pressurization, and simultaneously become energy dissipation modules. The outer airbag type deployable inflatable membrane structure box body 1 and the inner airbag type deployable inflatable membrane structure box body 2 are of regular polyhedron structures; the storage state of the outer airbag type deployable inflatable membrane structure box body 1 and the inner airbag type deployable inflatable membrane structure box body 2 is continuous regular polyhedron unfolding plane stacking, the regular polyhedron unfolding plane is formed by combining continuous or discontinuous regular polygons, inflatable membrane heat sealing sleeves (12 and 22) formed by heat sealing of membrane materials are arranged at the joints and partial boundaries of the regular polygons, and cable rods 31 are installed in the inflatable membrane heat sealing sleeves (12 and 22).
Furthermore, the cable rod 31 of the present invention can adopt flexible or rigid components according to different requirements, and both ends of the cable rod 31 are provided with U-shaped grooves 311; when the cable rod 31 adopts a flexible component, the device can be applied to low-altitude parachute-free accurate aerial delivery of small-weight materials; when the cable rod 31 adopts a rigid component, the cable rod can be applied to high-altitude parachute air-drop of heavy materials, and when the cable rod is used, the cable rod component can be flexibly adopted according to the actual air-drop height requirement, so that the air-drop adaptability is more excellent.
As the specification fig. 6 shows, the three-way node 32 in the present invention can change the three-way included angle according to the shape requirement of the regular polyhedron formed, the three-way node 32 is a rigid node, each one of the end pipes on the three-way node 32 is a hollow pipe wall 321 type structure, and the inner wall of the end pipe of the three-way node 32 is provided with a thread which is assembled with the auxiliary connecting member 33.
The utility model discloses in be equipped with on the regular polyhedron expansion state membrane structure expansion plane boundary that comprises the inflatable membrane gasbag and aerify membrane water-gas seal zip fastener, aerify membrane water-gas seal zip fastener and pass through the polyester area and be connected with the membrane face thermal coupling who aerifys the membrane gasbag, be equipped with spacing buckle at water-gas seal zip fastener tip, be provided with built-in barometer in aerifing the membrane gasbag, the air-drop case assembly of being convenient for seals and aerifys the interior pressure monitoring of membrane.
As shown in the attached figure 5 of the specification, the internal air bag type deployable inflatable membrane structure box body 2 of the utility model is internally provided with a compartment of an easily torn foam board 28 and a liquid storage bag; the easily torn foam plate 28 is connected with the periphery inside the inner airbag type deployable inflatable membrane structure box body 2 in a butt mode, and solid-liquid separation and storage are carried out. The utility model provides an outer gasbag formula can be expanded and aerify membrane structure box 1 on one-way inflation valve 14 be located it and aerify membrane gasbag inner membrance side, and the one-way inflation valve 24 that interior gasbag formula can be expanded and aerify on membrane structure box 2 is located it and aerifys membrane gasbag adventitial side, avoids one-way inflation valve to collide with the damage the utility model provides an outer gasbag formula can be expanded and aerify membrane structure box 1 and interior gasbag formula can be expanded and aerify 2 upper surfaces of membrane structure box and be equipped with the handle (17, 27) of being convenient for to remove.
Claims (9)
1. The utility model provides a membrane structure air-drop device is aerifyd to deployable formula, its characterized in that can expand including outer gasbag formula and aerify membrane structure box, interior gasbag formula and aerify membrane structure box, outer cable rod skeleton, interior cable rod skeleton and elasticity stop gear, outer cable rod skeleton install the limit portion position on outer gasbag formula can expand and aerify membrane structure box and can expand and aerify the membrane structure box with outer gasbag formula and link to each other, interior cable rod skeleton install the limit portion position on inner gasbag formula can expand and aerify membrane structure box and can expand and aerify the membrane structure box with interior gasbag formula and link to each other, the elasticity stop gear one end that is used for that interior gasbag formula can expand and aerify membrane structure box and carry out the energy consumption of shock attenuation and link to each other with interior cable rod skeleton with outer gasbag formula.
2. The aerial delivery device with the deployable inflatable membrane structure according to claim 1, wherein the outer airbag-type deployable inflatable membrane structure box and the inner airbag-type deployable inflatable membrane structure box are of the same structural composition, and the two structural compositions mainly comprise an inflatable membrane airbag, an inflatable membrane heat-sealing sleeve, an inflatable membrane one-way inflation valve, an inflatable membrane water-tight seal zipper and an inflatable membrane inflation conduit, the inflatable membrane airbag forms a regular polyhedron deployment state membrane structure, the six groups of regular polyhedron deployment state membrane structures form an outer airbag-type deployable inflatable membrane structure box and an inner airbag-type deployable inflatable membrane structure box body, the regular polyhedron deployment state membrane structures are connected with each other through the inflatable membrane sleeve and the inflatable membrane water-tight seal zipper in a heat-sealing manner, the inflatable membrane airbags are communicated with each other through the inflatable membrane inflation conduit and perform air flow communication with each other, the inflatable membrane air bag is provided with an inflatable membrane one-way inflation valve for inflating the inflatable membrane air bag.
3. The apparatus of claim 1, wherein the outer and inner structural airbag cases are folded by inflating against a one-way inflation valve on the polyhedral deployable membrane structure.
4. The deployable air-drop device for an inflatable membrane structure according to claim 1, wherein the outer cable rod framework and the inner cable rod framework are the same in structure, and mainly comprise cable rods, three-way nodes and auxiliary connecting members, the cable rods penetrate through the inflatable membrane heat-seal sleeves and are connected with the inflatable membrane heat-seal sleeves, and two ends of the cable rods are respectively connected with the three-way nodes through the auxiliary connecting members to form a stressed framework.
5. The air-drop device of the expandable inflatable membrane structure according to claim 1, wherein the elastic limiting mechanism mainly comprises an elastic body, a lifting hook, a rubber sleeve and a lifting ring, the lifting ring is fixedly installed on the three-way node, the lifting hook is respectively and fixedly installed at the end parts of two sides of the elastic body, two ends of the elastic body are respectively hooked on the lifting ring on the three-way node through the lifting hook, and the rubber sleeve is nested outside the elastic body, the lifting hook and the lifting ring; the elastic body has rigidity, so that the elastic limiting mechanism is ensured to have limit values under the two conditions of tension and compression.
6. The airdrop device of claim 1, wherein the outer airbag type deployable inflatable membrane structure box body and the inner airbag type deployable inflatable membrane structure box body are airbag type structures which are formed by cutting single-layer building membrane materials, thermally coupling and splicing, are externally closed, are internally communicated by inflatable membrane inflation conduits, provide impact-resistant rigidity for airdrop operation after inflation and pressurization, and simultaneously become energy dissipation modules, and the outer airbag type deployable inflatable membrane structure box body and the inner airbag type deployable inflatable membrane structure box body are of regular polyhedron structures; the outer airbag type deployable inflatable membrane structure box body and the inner airbag type deployable inflatable membrane structure box body are stacked in a continuous regular polyhedron unfolding plane in a storage state; the regular polyhedron unfolding plane consists of continuous or discontinuous regular polygons; and the regular polygon joint and part of the boundary are provided with inflatable film heat sealing sleeves formed by heat sealing of film materials.
7. The air-drop device of the expandable inflatable membrane structure according to claim 4, wherein the cable rod can adopt flexible or rigid components according to different use requirements, and two ends of the cable rod are provided with U-shaped grooves; when the cable rod adopts a flexible component, the cable rod can be applied to low-altitude parachute-free accurate aerial delivery of small-weight materials; when the cable rod adopts a rigid component, the cable rod can be applied to high-altitude parachute air-drop of heavy materials, and when the cable rod is used, the cable rod component can be flexibly adopted according to the actual air-drop height requirement, so that the air-drop adaptability is more excellent.
8. The deployable inflatable membrane structure aerial delivery device of claim 4, wherein the auxiliary connection member comprises a threaded segment and a snap assembly; the one end of supplementary connecting elements passes through the screw thread section and installs the end pipe position on the three-dimensional node and pass through screw-thread fit with the end pipe and link to each other, and the other end passes through buckle assembly and is connected with the U-shaped recess hasp on the cable rod tip for the connection between cable rod and the three-dimensional node is more convenient and fast.
9. The air-drop device for the deployable inflatable membrane structure according to claim 2, wherein the boundary of the deployment plane of the membrane structure in the regular polyhedron deployment state consisting of the inflatable membrane air bags is provided with an inflatable membrane water-air sealing zipper; the water-air sealing zipper is thermally coupled with the membrane surface of the inflatable membrane airbag through a polyester tape, and a limiting buckle is arranged at the end part of the water-air sealing zipper; the built-in barometer is arranged in the inflatable membrane air bag, so that the assembly and sealing of the air drop box and the internal pressure monitoring of the inflatable membrane are facilitated.
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| CN202120518407.9U CN214494117U (en) | 2021-03-11 | 2021-03-11 | Air-drop device with expandable inflatable membrane structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112811004A (en) * | 2021-03-11 | 2021-05-18 | 中国人民解放军陆军工程大学 | Air-drop device with expandable inflatable membrane structure and operation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112811004A (en) * | 2021-03-11 | 2021-05-18 | 中国人民解放军陆军工程大学 | Air-drop device with expandable inflatable membrane structure and operation method thereof |
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