CN111853143A - Gas-liquid-solid coupled air-drop carrier combined buffer device - Google Patents
Gas-liquid-solid coupled air-drop carrier combined buffer device Download PDFInfo
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- CN111853143A CN111853143A CN202010701305.0A CN202010701305A CN111853143A CN 111853143 A CN111853143 A CN 111853143A CN 202010701305 A CN202010701305 A CN 202010701305A CN 111853143 A CN111853143 A CN 111853143A
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- spherical shell
- buffering
- airborne
- hemispherical
- buffer
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
- F16F15/0232—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means with at least one gas spring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D1/00—Dropping, ejecting, releasing, or receiving articles, liquids, or the like, in flight
- B64D1/02—Dropping, ejecting, or releasing articles
- B64D1/08—Dropping, ejecting, or releasing articles the articles being load-carrying devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D1/00—Dropping, ejecting, releasing, or receiving articles, liquids, or the like, in flight
- B64D1/02—Dropping, ejecting, or releasing articles
- B64D1/08—Dropping, ejecting, or releasing articles the articles being load-carrying devices
- B64D1/14—Absorbing landing shocks
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/022—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using dampers and springs in combination
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/046—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means using combinations of springs of different kinds
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
Abstract
The invention discloses a gas-liquid-solid coupled air-drop cargo combined buffering device, which is formed by arranging an air-drop cargo storage box, a buffering air bag, an inner spherical shell, a buffering liquid and an outer spherical shell in a manner of wrapping air-drop cargo layer by layer from inside to outside; the connection between the airborne material storage box and the inner spherical shell is realized by hooking each pair of corresponding connecting rings through a plurality of buffer springs; the buffer air bag is arranged in a gap between the airborne material storage box and the inner spherical shell; the buffer solution is injected into a buffer solution containing cavity between the inner spherical shell and the outer spherical shell; the inner spherical shell and the outer spherical shell are both composed of two hemispherical half shells, and are assembled through a clamping structure composed of clamping grooves and clamping keys on the two hemispherical shells; through the mode of this kind of successive layer parcel, can realize the multistage buffering to the airborne goods and materials, spherical design can also realize the omnidirectional buffer protection to the goods and materials moreover to reduced the attitude requirement of airborne device when landing, strengthened the ability that adapts to bad weather and complicated landing topography airborne.
Description
Technical Field
The invention relates to the field of airborne safety protection of loaded goods, in particular to a gas-liquid-solid coupled airborne and loaded goods combined buffer device.
Background
The object carrying air-drop is the material needed by the air-drop to the destination, and has great practical significance in the aspects of military affairs, earthquake relief and the like. Because the airborne goods and materials will bear the huge impact load on the ground at the landing moment, in order to ensure the safe landing of the airborne goods and materials and facilitate the subsequent use of the airborne goods and materials by ground receiving personnel, a protective buffer device is needed to reduce the damage of the impact load on the goods and materials.
In the actual carrying air-drop landing process, the existing carrying air-drop device has the following problems:
1. the existing carrying air-drop device mostly adopts a large-area parachute to decelerate materials so as to ensure that the materials are safely dropped to the ground. However, the air-drop device always has the problem that the air-drop equipment is directly grounded or bounces greatly or even overturns, which causes great damage to materials and particularly cannot adapt to the air-drop in severe weather and complex landforms.
2. In order to overcome the problem that an air-drop device directly contacts the ground, a small part of the prior art designs an anti-overturn device on the air-drop device and arranges a buffering protective air bag at the bottom of the device, but the buffering protective air bag arranged at the bottom of the device is easily punctured by a sharp object on the ground when contacting the ground, so that the air bag leaks air or the air bag explodes due to overlarge internal pressure of the air bag, and the air-drop device brings fatal damage to air-drop materials.
3. Most of the existing loaded airborne buffering devices adopt airbag buffering devices, most of the loaded airborne buffering devices are single-air-chamber airbag buffering devices, and no other buffering devices exist, so that the effective buffering stroke and the buffering form are limited, and therefore, the loaded airborne buffering devices cannot have a good buffering effect on airborne materials.
Disclosure of Invention
In order to overcome the problems, the invention provides a gas-liquid-solid coupled air-drop cargo combined buffer device which simultaneously solves the problems.
The technical scheme adopted by the invention for solving the technical problems is as follows: a gas-liquid-solid coupled air-drop cargo combined buffer device comprises an air-drop cargo storage box, a buffer air bag, an inner spherical shell, a buffer solution and an outer spherical shell; the airborne material storage box, the buffering air bag, the inner spherical shell, the buffering liquid and the outer spherical shell are arranged in a mode of wrapping the airborne materials layer by layer from inside to outside; a plurality of connecting rings are uniformly arranged on the surface of the air-drop material storage box and the inner surface of the inner spherical shell; the connecting rings arranged on the airborne material storage box correspond to the connecting rings arranged on the inner surface of the buffer air bag one by one; the airborne material storage box is connected with each pair of corresponding connecting rings through a plurality of buffer springs to realize the connection with the inner spherical shell; the buffer air bag is arranged in a gap between the airborne material storage box and the inner spherical shell; the buffer solution is injected into a buffer solution containing cavity between the inner spherical shell and the outer spherical shell through a liquid filling valve; the liquid filling valve is arranged on the outer spherical shell;
The inner spherical shell consists of two hemispherical clamping key inner hemispherical shells and a clamping groove inner hemispherical shell and is assembled together through an inner spherical shell clamping structure; the inner spherical shell clamping structure consists of an inner spherical shell clamping key on a clamping key inner hemispherical shell and an inner spherical shell clamping groove on a clamping groove inner hemispherical shell; the outer spherical shell consists of two hemispherical clamping key outer hemispherical shells and a clamping groove outer hemispherical shell, and the two hemispherical clamping key outer hemispherical shells are assembled together through an outer spherical shell clamping structure; the outer spherical shell clamp and the structure are composed of an outer spherical shell clamping key on a clamping key outer hemispherical shell and an outer spherical shell clamping groove on a clamping groove outer hemispherical shell.
Preferably, the mid-sections of the coupling rings of each pair corresponding to each other are on the same plane.
Preferably, the tail end of the buffer spring is provided with an arc-shaped tail hook.
Preferably, the number and the shape of the buffering air bags are matched with the space shape between the airborne material storage box and the inner spherical shell and the number of the connected buffering springs, and each buffering air bag is provided with a buffering air bag inflation valve and a buffering air bag exhaust valve.
The invention has the beneficial effects that:
1. aiming at the point 1 provided by the background technology, the invention adopts the design that the buffering air bag, the inner spherical shell and the outer spherical shell are wrapped layer by layer, and ensures that materials are protected by omnibearing buffering, thereby reducing the requirement of the landing posture of the air-landing device and enhancing the air-landing capability in severe weather and complex landing terrain.
2. Aiming at the 2 nd point proposed by the background technology, the invention adopts the following design: the buffer air bag is arranged in a gap between the air-drop material storage box and the inner spherical shell, and the buffer liquid is filled in a space between the inner spherical shell and the outer spherical shell; through the energy-absorbing process step by step of outer spherical shell, interior spherical shell and buffer solution, can not make the buffering gasbag internal pressure of parcel airborne goods and materials bin sharply increase to avoid taking place the gasbag blasting. Meanwhile, the mode of the built-in buffering air bag also avoids the buffering air bag from being damaged, and the buffering effect of the buffering air bag can not be lost.
3. Aiming at the 3 rd point provided by the background technology, the invention adopts a gas-liquid-solid coupled air-drop carrier combined buffer device to solve the problem. In the process of carrying air landing, the outer spherical shell is firstly deformed to realize primary buffering; then the buffer solution plays a role in buffering, and secondary buffering is realized; the inner spherical shell is deformed by load, so that three-level buffering is realized; the buffer springs connected with the air-drop material storage box and the inner spherical shell contract to realize four-stage buffering; the buffering air bag is compressed finally, and is exhausted outwards for pressure relief through an exhaust valve, so that five-stage buffering is realized; through the mode of airborne goods and materials bin, buffering gasbag, interior spherical shell, buffer solution and outer spherical shell from interior to outer successive layer parcel airborne goods and materials, can absorb impact energy step by step to guarantee the security of goods and materials in the airborne device.
Note: the foregoing designs are not sequential, each of which provides a distinct and significant advance in the present invention over the prior art.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic overall view of a gas-liquid-solid coupled air-drop cargo combined buffer device of the invention;
FIG. 2 is a schematic structural view of an outer hemispherical shell of the snap key of the present invention;
FIG. 3 is a schematic structural view of the outer hemispherical shell of the card slot of the present invention;
FIG. 4 is a sectional view A-A of the air-liquid-solid coupled air-drop cargo combined buffer device of the invention;
FIG. 5 is a schematic view showing the connection of the damper spring according to the present invention;
FIG. 6 is a schematic view of the structure of the buffer spring according to the present invention;
FIG. 7 is a schematic view showing the structure of a cushion bladder in the present invention;
FIG. 8 is a schematic view of the overall assembly of the inner spherical shell of the present invention;
FIG. 9 is an enlarged view of the engagement structure of the inner and outer spherical shells of the present invention.
In the figures, the reference numerals are as follows:
1. the device comprises a clamping key outer hemispherical shell 2, a clamping groove outer hemispherical shell 3, a liquid charging valve 4, an outer spherical shell clamping key 5, an outer spherical shell clamping groove 6, an airborne material storage tank 7, a buffer spring 8, a buffer air bag 9, a buffer air bag charging valve 10, a buffer air bag exhaust valve 11, a clamping key inner hemispherical shell 12, a clamping groove inner hemispherical shell 13, an inner spherical shell clamping structure 14, an outer spherical shell clamping structure 15, a buffer liquid accommodating cavity 16, a connecting ring 17, a buffer spring tail hook 18, an inner spherical shell clamping key 19 and an inner spherical shell clamping groove 13
Detailed Description
As shown in the figure: a gas-liquid-solid coupled air-drop cargo combined buffer device is spherical in overall shape and comprises an air-drop cargo storage box 6, a buffer air bag 8, an inner spherical shell, a buffer solution and an outer spherical shell; the airborne material storage box 6, the buffering air bag 8, the inner spherical shell, the buffering liquid and the outer spherical shell are arranged in a mode of wrapping the airborne materials layer by layer from inside to outside; eight connecting rings 16 are uniformly arranged on the surface of the air-drop material storage box 6 and the inner surface of the inner spherical shell; the connecting rings 16 arranged on the air-drop material storage box 6 correspond to the connecting rings 16 arranged on the inner surface of the inner spherical shell one by one, and the middle sections of the connecting rings 16 corresponding to each other in each pair are on the same plane so as to be connected with the buffer spring 7; two ends of each buffer spring 7 are provided with buffer spring tail hooks 17 which are hooked on eight pairs of corresponding connecting rings 16; the positions and the number of the connecting rings 16 arranged on the surface of the airborne material storage box 6 and the inner surface of the inner spherical shell are matched with the shape of the airborne material storage box 6, so that when the position of the airborne material storage box 6 is restrained by the buffer spring 7, the position of the airborne material storage box 6 is positioned at the geometric center of the inner spherical shell as far as possible; during landing, the air-falling material storage box 6 is prevented from shaking too violently in the inner spherical shell due to impact load through the restraining action of the buffer spring 7.
As shown in the figure: the number and the shape of the buffer air bags 8 are designed and arranged according to the space shape between the airborne material storage box 6 and the inner spherical shell and the number of the buffer springs 7; in the embodiment, six buffer air bags 8 are arranged and distributed in a plurality of spaces which are divided by eight buffer springs 7 and are arranged between the airborne material storage box 6 and the inner spherical shell; the shape of each buffer air bag 8 is consistent with the shape of the space divided by the buffer spring 7, so that the airborne material storage box 6 can be wrapped; and two sides of the outer surface of each buffer air bag 8 are respectively provided with a buffer air bag inflation valve 9 and a buffer air bag exhaust valve 10.
As shown in the figure: the outer spherical shell is provided with a liquid filling valve 3, and a proper amount of buffer liquid can be filled into the buffer liquid accommodating cavity 15 between the outer spherical shell and the inner spherical shell through the liquid filling valve 3.
As shown in the figure: the inner spherical shell consists of two hemispherical clamping key inner hemispherical shells 11 and a clamping groove inner hemispherical shell 12, and is assembled together through an inner spherical shell clamping structure 13; the inner spherical shell clamping structure 13 consists of an inner spherical shell clamping key 18 on the clamping key inner hemispherical shell 11 and an inner spherical shell clamping groove 19 on the clamping groove inner hemispherical shell 12; the outer spherical shell consists of two hemispherical clamping key outer hemispherical shells 1 and a clamping groove outer hemispherical shell 2, and is assembled together through an outer spherical shell clamping structure 14; the outer spherical shell clamping structure 14 is composed of an outer spherical shell clamping key 4 on the clamping key outer hemispherical shell 1 and an outer spherical shell clamping groove 5 on the clamping groove outer hemispherical shell 2.
The air-drop loading combined buffering device formed by the buffering air bag, the buffering spring, the buffering liquid and the inner and outer spherical shells can prevent air-drop materials from being seriously damaged and incapable of being normally used when landing, meanwhile, the buffering air bag is internally arranged so as to prevent the buffering air bag from being damaged and deflated, and the buffering air bag is not exploded in a step-by-step buffering process of the inner and outer spherical shells and the buffering liquid, so that a buffering effect can be better played; simultaneously, spherical buffer can also adapt to diversified airborne topography and weather condition to when guaranteeing airborne goods and materials integrality the suitability of airborne device has been strengthened.
The above detailed description is specific to possible embodiments of the present invention, and the embodiments are not intended to limit the scope of the present invention, and all equivalent implementations or modifications that do not depart from the scope of the present invention are intended to be included within the scope of the present invention.
Claims (4)
1. The utility model provides a buffer is united to air-liquid-solid coupled airborne carrier, includes airborne goods and materials bin, buffering gasbag, interior spherical shell, buffer solution and outer spherical shell, its characterized in that: the airborne material storage box, the buffering air bag, the inner spherical shell, the buffering liquid and the outer spherical shell are arranged in a mode of wrapping the airborne materials layer by layer from inside to outside; a plurality of connecting rings are uniformly arranged on the surface of the air-drop material storage box and the inner surface of the inner spherical shell; the connecting rings arranged on the airborne material storage box correspond to the connecting rings arranged on the inner surface of the inner spherical shell one to one; the airborne material storage box is connected with the inner spherical shell through a plurality of buffer springs which are hooked with each pair of corresponding connecting rings; the buffer air bag is arranged in a gap between the airborne material storage box and the inner spherical shell; the buffer solution is injected into a buffer solution containing cavity between the inner spherical shell and the outer spherical shell through a liquid filling valve; the liquid filling valve is arranged on the outer spherical shell;
The inner spherical shell consists of two hemispherical clamping key inner hemispherical shells and a clamping groove inner hemispherical shell and is assembled together through an inner spherical shell clamping structure; the inner spherical shell clamping structure consists of an inner spherical shell clamping key on a clamping key inner hemispherical shell and an inner spherical shell clamping groove on a clamping groove inner hemispherical shell; the outer spherical shell consists of two hemispherical clamping key outer hemispherical shells and a clamping groove outer hemispherical shell, and the two hemispherical clamping key outer hemispherical shells are assembled together through an outer spherical shell clamping structure; the outer spherical shell clamp and the structure are composed of an outer spherical shell clamping key on a clamping key outer hemispherical shell and an outer spherical shell clamping groove on a clamping groove outer hemispherical shell.
2. The gas-liquid-solid coupled air-drop load combined buffer device of claim 1, wherein: the middle sections of the connecting rings of each pair corresponding to each other are on the same plane.
3. The gas-liquid-solid coupled air-drop load combined buffer device of claim 1, wherein: the tail end of the buffer spring is provided with an arc-shaped tail hook.
4. The gas-liquid-solid coupled air-drop load combined buffer device of claim 1, wherein: the number and the shape of the buffering air bags are matched with the space shape between the airborne material storage box and the inner spherical shell and the number of the connected buffering springs, and each buffering air bag is provided with a buffering air bag inflation valve and a buffering air bag exhaust valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010701305.0A CN111853143A (en) | 2020-07-20 | 2020-07-20 | Gas-liquid-solid coupled air-drop carrier combined buffer device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010701305.0A CN111853143A (en) | 2020-07-20 | 2020-07-20 | Gas-liquid-solid coupled air-drop carrier combined buffer device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111853143A true CN111853143A (en) | 2020-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010701305.0A Withdrawn CN111853143A (en) | 2020-07-20 | 2020-07-20 | Gas-liquid-solid coupled air-drop carrier combined buffer device |
Country Status (1)
| Country | Link |
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| CN (1) | CN111853143A (en) |
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|---|---|---|---|---|
| US2681142A (en) * | 1950-11-08 | 1954-06-15 | Harold L Cohen | Sealed cushioning container |
| CN102717891A (en) * | 2012-07-05 | 2012-10-10 | 北京理工大学 | Anti-air dispersion overload buffering device suitable for micro detection robot |
| CN103387054A (en) * | 2013-08-09 | 2013-11-13 | 林建斌 | Altitude landing device |
| CN103587601A (en) * | 2013-11-12 | 2014-02-19 | 上海大学 | Long journey continuing wind power driven type spherical robot in polar region |
| CN104058106A (en) * | 2014-06-13 | 2014-09-24 | 北京空间飞行器总体设计部 | Multilayer spherical buffer device capable of automatically unfolding |
| CN106130306A (en) * | 2016-07-08 | 2016-11-16 | 上海大学 | Preferably class methane structure wind drives formula Electromagnetic generation ball shape robot |
| CN107963220A (en) * | 2017-11-23 | 2018-04-27 | 北京天恒长鹰科技股份有限公司 | Landing protective device and put-on method |
| CN208503676U (en) * | 2018-07-16 | 2019-02-15 | 扬州和镪金属制品有限公司 | A kind of protecting against shock carbon aluminium composite pipe |
| CN110300709A (en) * | 2016-11-01 | 2019-10-01 | A·柯宁 | Packing method and transportation and packing, and the unmanned plane for accommodating packaging |
| CN110366529A (en) * | 2017-01-30 | 2019-10-22 | 竹本直文 | Wrapper |
| CN210101999U (en) * | 2019-06-21 | 2020-02-21 | 重庆化工职业学院 | Unmanned aerial vehicle high altitude drop protection device |
-
2020
- 2020-07-20 CN CN202010701305.0A patent/CN111853143A/en not_active Withdrawn
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2681142A (en) * | 1950-11-08 | 1954-06-15 | Harold L Cohen | Sealed cushioning container |
| CN102717891A (en) * | 2012-07-05 | 2012-10-10 | 北京理工大学 | Anti-air dispersion overload buffering device suitable for micro detection robot |
| CN103387054A (en) * | 2013-08-09 | 2013-11-13 | 林建斌 | Altitude landing device |
| CN103587601A (en) * | 2013-11-12 | 2014-02-19 | 上海大学 | Long journey continuing wind power driven type spherical robot in polar region |
| CN104058106A (en) * | 2014-06-13 | 2014-09-24 | 北京空间飞行器总体设计部 | Multilayer spherical buffer device capable of automatically unfolding |
| CN106130306A (en) * | 2016-07-08 | 2016-11-16 | 上海大学 | Preferably class methane structure wind drives formula Electromagnetic generation ball shape robot |
| CN110300709A (en) * | 2016-11-01 | 2019-10-01 | A·柯宁 | Packing method and transportation and packing, and the unmanned plane for accommodating packaging |
| CN110366529A (en) * | 2017-01-30 | 2019-10-22 | 竹本直文 | Wrapper |
| US20190352007A1 (en) * | 2017-01-30 | 2019-11-21 | Naofumi Takemoto | Packing tool |
| CN107963220A (en) * | 2017-11-23 | 2018-04-27 | 北京天恒长鹰科技股份有限公司 | Landing protective device and put-on method |
| CN208503676U (en) * | 2018-07-16 | 2019-02-15 | 扬州和镪金属制品有限公司 | A kind of protecting against shock carbon aluminium composite pipe |
| CN210101999U (en) * | 2019-06-21 | 2020-02-21 | 重庆化工职业学院 | Unmanned aerial vehicle high altitude drop protection device |
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Application publication date: 20201030 |
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