CN217969944U - Inflatable skeleton type damping air bag - Google Patents

Abstract

The utility model discloses an aerify skeleton formula shock attenuation gasbag belongs to the unmanned vehicles field. Comprises an outer bag, an inner skeleton bag and an inflation assembly; the inner skeleton bag is arranged in the outer bag and is connected with the outer bag, and the inner skeleton bag is communicated with the inflating mechanism; the outer bag is provided with a hole; the inner skeleton bag is expanded to support the outer bag after being inflated. When aircraft such as unmanned aerial vehicle retrieved the landing, the gas charging component aerifys and makes the inner frame bag expand and prop up the outer bag, contacts to earth the outer bag of impact oppression of aircraft organisms such as back unmanned aerial vehicle, and the inner frame bag is blown up by the conquassation, and the inside air of gas charging component gradually spills via hole on the outer bag, and gasbag internal pressure releases gradually, realizes the landing shock attenuation of aircraft such as unmanned aerial vehicle, absorbs the landing impact. Because the inner skeleton bag is of a skeleton structure, the inner skeleton bag has small volume and quick inflation, reduces the time required by the complete expansion of the outer bag, and ensures the landing reliability of the aircraft; the method is particularly suitable for the condition that the recovery height of aircrafts such as unmanned planes and the like is limited and the aircrafts need to land and recover.

Description

Inflatable skeleton type damping air bag

Technical Field

The utility model relates to an unmanned aerial vehicle aircraft retrieves landing damping device fast specifically says to an aerify skeleton type shock attenuation gasbag, belongs to the unmanned aerial vehicle field.

Background

At present, the shock-absorbing air bag is generally composed of an integral air bag and a gunpowder inflating device, and the like. The prior damping air bag body has large volume, large required inflation amount, long inflation time and slow opening speed; gunpowder aerating device weight is heavy, difficult storage, especially may lose efficacy in severe cold district or humid area, influences the recovery safety of aircrafts such as unmanned aerial vehicle. Meanwhile, the existing damping airbag body and the gunpowder inflating device are disposable products, and have the defects of high use cost, inconvenience in use and maintenance and the like.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technique that will solve lies in overcoming the prior art defect, provides a reliability height, aerify that the expansion is fast, with low costs, maintainability is good aerify skeleton type shock attenuation gasbag and realize the landing shock attenuation of aircrafts such as unmanned aerial vehicle.

In order to solve the technical problem, the utility model provides an inflatable skeleton type damping air bag, which comprises an outer bag, an inner skeleton bag and an inflation assembly;

the inner skeleton bag is arranged in the outer bag and is connected with the outer bag, and the inner skeleton bag is communicated with the inflating mechanism;

the outer bag is provided with a hole;

the inner skeleton bag is expanded to support the outer bag after being inflated.

The beneficial effects of the utility model reside in that: (1) When the aircrafts such as the unmanned aerial vehicle are recovered to land, the inflation assembly inflates to enable the inner skeleton bag to expand and support the outer bag, after the aircrafts such as the unmanned aerial vehicle impact and press the outer bag after touching the ground, the inner skeleton bag is crushed and blasted, air in the air bag assembly gradually overflows from holes in the outer bag, the pressure in the air bag is gradually released, landing shock absorption of the aircrafts such as the unmanned aerial vehicle is realized, and landing impact is absorbed; the method is particularly suitable for the condition that the recovery height of aircrafts such as unmanned aerial vehicles and the like is limited and the recovery needs to be landed; (2) The outer bag, the inner framework bag and the inflation assembly are installed in a modularized mode, any one of the modules can be replaced according to actual requirements or using and maintaining requirements to change the recovery and shock absorption performance of the whole system, the maintenance operation is convenient, the use cost is greatly reduced, and the adaptability and maintainability of the device are improved; (3) After the recovery and landing tasks of aircrafts such as unmanned planes and the like are finished, the outer bag and the like are not damaged, only the inner skeleton bag is broken, and the whole recovery performance of the bag body assembly can be recovered only by replacing the inner skeleton bag during secondary use, and the inner skeleton bag has a small structure and lower manufacturing cost; (4) The integral device has the advantages of high inflation and expansion speed, good shape-preserving rigidity, high reliability, light weight, low cost and the like, and can be widely applied to the related fields of shock absorption and recovery of aircrafts such as unmanned aerial vehicles and the like.

The utility model discloses in, the inner frame bag links with the outer bag in dog-ear joint, when guaranteeing that the inner frame bag can effectively support the outer bag, has improved the convenience of maintaining and assembling.

In the utility model, the inflation component comprises an inflation interface which passes through the outer bag and is connected with the inner skeleton bag; the outer bag and the inner skeleton bag are fixedly connected at an inflation interface so as to protect the opening reliability of the whole device.

The utility model discloses in, inflation assembly includes vortex fan, and vortex fan intercommunication aerifys the interface.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

in the figure: 1 is a bag body component, 1-1 is an outer bag, 1-2 is an inner skeleton bag, 1-3 is an inflation connector, and 1-4 is an inflation pipeline; 2 is a vortex fan component, 2-1 is a vortex fan, and 2-2 is a drive control circuit.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "suspended" and the like do not imply that the components are absolutely horizontal or suspended, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The embodiments and features of the embodiments described below can be combined with each other without conflict.

The technical solution of the present invention will be further described in detail with reference to the accompanying drawings.

As shown in fig. 1 and 2, the inflatable skeleton-type shock-absorbing air bag in the present embodiment structurally comprises a bag body assembly 1 and a vortex fan assembly 2.

The bag body component comprises an outer bag 1-1, an inflation connector 1-3 and an inflation pipeline 1-4. The inner skeleton bag 1-2 is arranged in the outer bag 1-1, and the side surface of the outer bag 1-1 is provided with holes 1-5. An inner skeleton bag 1-2 in the bag body component 1 is bound and connected to an outer bag 1-1 at a joint, and one end of an inflation interface 1-3 penetrates through the outer bag 1-1 to be installed in the inner skeleton bag 1-2 and is communicated with the skeleton bag 1-2. The inflation connector 1-3 fixedly connects the outer bag 1-1 and the inner skeleton bag 1-2 together, and one end of the inflation pipeline 1-4 is inserted into the other end of the inflation connector 1-3.

In this embodiment, two holes 1-5 are symmetrically disposed on the outer bag 1-1.

The eddy current fan assembly 2 includes an eddy current fan 2-1 and a drive control circuit 2-2. The vortex fan 2-1 is connected with the drive control circuit 2-2 through a circuit, the drive control circuit 2-2 is externally connected with a power supply system, and the drive control circuit 2-2 controls the operation of the vortex fan 2-1. The other end of the air charging pipeline 1-4 is butted with an air outlet of the vortex fan 2-1. In this embodiment, the driving control circuit 2-2 controls the eddy current fan 2-1 in a conventional control manner in the prior art, and can be implemented by using a standard fan driving control circuit in the prior art.

In the embodiment, the air charging pipeline 1-4 in the bag body component 1 is directly butted with the air outlet of the vortex fan 2-1, when in use, the driving control circuit 2-2 drives the vortex fan 2-1 to work, air flow is transmitted to the inner skeleton bag 1-2 through the air charging pipeline 1-4 and the air charging interface 1-3, the inner skeleton bag 1-2 is inflated and unfolded to drive the outer bag 1-1 to be unfolded, after the inner skeleton bag 1-2 is unfolded to the completely unfolded state shown in fig. 2, the vortex fan 2-1 continuously supplies air to keep the internal pressure and the integral rigidity shape of the inner skeleton bag 1-2, and the outer bag 1-1 is ensured to continuously keep the completely unfolded shape shown in fig. 2 and keep certain rigidity.

In the embodiment, the capsule component 1 is inflated and expanded through the vortex fan 2 when the aircrafts such as the unmanned aerial vehicle are recovered and landed, after the aircraft body such as the unmanned aerial vehicle impacts and presses the upper surface of the outer capsule 1-1, the whole capsule component 1 is pressed to deform by internal extrusion, the inner framework capsule 1-2 is finally crushed and exploded, air in the outer capsule 1-1 gradually overflows and scatters outwards through the side holes 1-2 of the outer capsule 1-1, and the pressure in the outer capsule 1-1 is gradually released, so that landing shock absorption and landing impact absorption of the aircrafts such as the unmanned aerial vehicle are realized.

In this embodiment, the bag body assembly 1, the vortex fan assembly 2, the inner component thereof, the outer bag 1-1, the inner skeleton bag 1-2, the inflation interface 1-3, the inflation pipeline 1-4, the vortex fan 2-1, the drive control circuit 2-2 and the like are all installed in a modularized manner, and any one of the modules can be replaced according to actual needs or maintenance needs to change the recovery and damping performance of the whole system.

After the recovery and landing tasks of aircrafts such as unmanned aerial vehicles and the like are finished, parts such as the outer bag 1-1 and the like are not damaged, only the inner skeleton bag 1-2 is broken, and the overall recovery performance of the capsule assembly can be recovered by only replacing the inner skeleton bag 1-2 during secondary use. And the inner skeleton bag 1-2 is only bound and connected to the outer bag 1-1 at the joint, so that the disassembly, the assembly and the connection are convenient, the availability of the inflatable skeleton type damping air bag is greatly improved, and the use cost of the aircraft is reduced.

The utility model provides a thought of aerifing skeleton formula shock attenuation gasbag specifically realizes that this technical scheme's method and approach are many, above only the utility model discloses an preferred embodiment should point out, to the ordinary technical personnel of this technical field, does not deviate from the utility model discloses under the prerequisite of principle, can also make a plurality of improvements and moist decorations, these improve and moist decorations should also regard as the utility model discloses a scope of protection. All the components not specified in this embodiment can be implemented by the prior art.

Claims (4)

1. An inflatable skeleton type shock-absorbing air bag is characterized in that: comprises an outer bag, an inner skeleton bag and an inflation assembly;

the inner skeleton bag is arranged in the outer bag and is connected with the outer bag, and the inner skeleton bag is communicated with the inflating mechanism;

the outer bag is provided with a hole;

the inner frame bag is expanded to support the outer bag after being inflated.

2. The inflatable skeleton-type cushioning bladder of claim 1, wherein: the inner skeleton sac is connected with the outer sac at the bevel joint.

3. The inflatable skeleton-type cushioning bladder of claim 1 or 2, wherein: the inflation assembly comprises an inflation interface, and the inflation interface penetrates through the outer bag to be connected with the inner skeleton bag; the outer bag and the inner skeleton bag are fixedly connected at an inflation interface.

4. The inflatable skeletal shock absorbing bladder of claim 3, wherein: the inflation assembly comprises a vortex fan, and the vortex fan is communicated with the inflation interface.

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