CN211969720U

CN211969720U - Emergency landing device for airship

Info

Publication number: CN211969720U
Application number: CN202020325265.XU
Authority: CN
Inventors: 杜会祥
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-16
Filing date: 2020-03-16
Publication date: 2020-11-20
Anticipated expiration: 2030-03-16

Abstract

The utility model discloses an emergency landing device for airship, which comprises a support frame and landing sails movably connected with the two sides of the support frame, wherein the two ends of the support frame are fixedly connected with a landing sail unfolding part for unfolding the landing sails, the landing sail unfolding part is movably connected with the support frame, the landing sail unfolding part is close to one side of the landing sails and fixedly connected with the landing sails, the emergency landing device has the advantages of small size, small occupied space, simple arrangement, small influence on original equipment of the airship, and enough resistance for the descending of the airship to be unfolded when emergency occurs by arranging the support frame and arranging two landing sails in two sides in a folding way in landing sail bins at the two sides of the support frame when the airship is normally used, the safety performance of airship landing in emergency is improved.

Description

Emergency landing device for airship

Technical Field

The utility model relates to an airship technical field specifically is an emergency landing device for airship.

Background

An airship belongs to one type of aerostat, and is also an aircraft that uses lighter-than-air gas to provide lift. According to different working principles, the aerostat can be divided into an airship, a captive balloon, a hot air balloon and the like, wherein the airship is divided into a manned airship and an unmanned airship. The lift force obtained by the airship mainly comes from gas which is filled in the airship and is lighter than air, the modern airship generally uses helium which is better in safety to provide the lift force, and in addition, an engine or a battery arranged on the airship provides partial lift force for the airship. The power provided by the engine or the battery is mainly used for the horizontal movement of the airship and the power supply of the onboard equipment, so that the airship has better energy-saving performance and less damage to the environment compared with the modern jet aircraft.

Because the airship is mostly used for low-speed flight and has a low flying height, when the airbag fails or the power mechanism fails and needs emergency landing, the airbag or the power mechanism is damaged and cannot provide enough buoyancy or buoyancy, so that the airship can fall rapidly, damage and casualties of the airship are caused, and popularization and application of the airship are greatly restricted.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an emergency landing device for airship to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an emergency landing device for dirigible, includes support frame and swing joint in the sail that descends of support frame both sides, the equal fixedly connected with in support frame both ends is used for expanding the sail that descends expandes the portion that descends, the sail that falls expand the portion with support frame swing joint, the sail that descends expandes the portion and is close to the sail that falls one side with sail fixed connection descends.

As a further aspect of the present invention: and sail falling bins are arranged on two sides of the support frame, and the sails falling on two sides are arranged in the sail falling bins.

As a further aspect of the present invention: the equal fixedly connected with mount pad in support frame both ends, both ends mount pad parallel arrangement, descending sail expansion portion is including connecting in both ends the first device that expandes of mount pad, both ends first expansion device symmetrical arrangement.

As a further aspect of the present invention: the first unfolding device comprises a cylinder fixedly connected with the mounting seat, a piston is movably connected in the cylinder, and an air guide pipe is arranged at the bottom end of the cylinder and connected with an air source.

As a further aspect of the present invention: the two cylinders are arranged, the extending directions of the pistons in the two cylinders are opposite, ejector rods are fixedly connected to the front ends of the pistons, and the ejector rods are connected with the landing sails through ejector rod connecting ropes.

As a further aspect of the present invention: the equal fixedly connected with mount pad in support frame both ends, both ends mount pad parallel arrangement, descending sail expansion portion is including connecting in both ends the second of mount pad expandes the device, both ends the second expandes device symmetrical arrangement.

As a further aspect of the present invention: the second unfolding device comprises an unfolding arm which is rotatably connected with the mounting seat, and the unfolding arm is connected with the descending sail through an unfolding arm connecting rope.

As a further aspect of the present invention: the unfolding arms are symmetrically arranged and are rotatably connected with the mounting seat through rotating shafts.

As a further aspect of the present invention: the power device is connected between the unfolding arm and the mounting seat and is a torsion spring sleeved on the rotating shaft.

As a further aspect of the present invention: the power device is a clockwork spring sleeved on the rotating shaft.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the support frame is arranged, the two landing sails are arranged on the two sides of the support frame in a folding mode, when the airship is normally used, the landing sails are arranged in the landing sail bins on the two sides of the support frame in a folding mode, so that the emergency landing device is small in size, small in occupied space, simple in arrangement and small in influence on original equipment of the airship, when an emergency situation occurs, the landing sails on the two sides are unfolded to provide enough resistance for the airship to descend, the problem that the airship falls can be greatly solved, the landing safety performance of the airship in an emergency state is improved, and further the practicability of the airship is improved;

2. this application expands the device through setting up, through the cylinder or expand the arm, will fold under emergency sail pull out and expand, the expansion device simple structure of this application moreover, simple to operate can used repeatedly, has reduced use cost, but also has improved corresponding efficiency.

Drawings

FIG. 1 is a schematic view of the initial state of embodiment 1 of the present application;

FIG. 2 is an enlarged view of a portion of FIG. 1;

FIG. 3 is a schematic view of the working state of embodiment 1 of the present application;

FIG. 4 is an enlarged view of a portion of FIG. 3;

FIG. 5 is a schematic view of the initial state of embodiment 2 of the present application;

FIG. 6 is an enlarged view of a portion of FIG. 5;

FIG. 7 is a schematic view of the working state of embodiment 2 of the present application;

fig. 8 is a partially enlarged view of fig. 7.

In the figure: the device comprises a support frame 1, a mounting seat 2, a sail descending bin 3, a sail descending bin 4, a first unfolding device 5, a cylinder 51, a mandril 52, an air duct 53, a piston 54, a mandril connecting rope 55, a second unfolding device 6, a rotating shaft 61, a torsion spring 62, an unfolding arm 63 and an unfolding arm connecting rope 64.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Example 1

Referring to fig. 1-4, in an embodiment of the present invention, an emergency landing device for an airship includes a support frame 1, two end mounting seats 2 fixedly connected to two ends of the support frame 1, the two end mounting seats 2 are arranged in parallel, the two end mounting seats 2 are arranged perpendicular to the support frame 1, two side mounting seats 3 are fixedly mounted on two sides of the support frame 1, the landing sail bin 3 is arranged in parallel with the support frame 1, and a landing sail 4 is movably connected to the landing sail bin 3.

The two end mounting bases 2 are respectively provided with a first unfolding device 5 for unfolding the lowering sail 4, the two end first unfolding devices 5 are symmetrically arranged, each first unfolding device 5 comprises a cylinder 51 fixedly connected with the mounting base 2, a piston 54 is movably connected in the cylinder 51, the bottom end of the cylinder 51 is provided with an air duct 53, the air duct 53 is connected with an air source, two cylinders 51 are arranged, and the extending directions of the pistons 54 in the two cylinders 51 are opposite, the front ends of the pistons 54 are fixedly connected with the mandrils 52, the mandrils 52 are connected with the landing sails 4 through mandrils connecting ropes 55, in this embodiment, the end of the ram connecting string 55 is fixedly connected to the end of the ram 52 away from the piston 54, thus, when compressed gas is introduced into the cylinder 51 through the gas pipe 53, the piston 54 is extended and drives the rod 52 to be extended, the falling sail 4 folded and installed in the falling sail cabin 3 is further pulled out and unfolded through the mandril 52, and further, stable resistance can be provided for the emergency landing of the airship through the unfolded landing sails 4.

When the airship is used, when the airship breaks down, if the airbag breaks, emergency landing is required, the compressed air source is started, high-pressure air is introduced into the cylinder 51 through the compressed air source and the air guide pipe 53 communicated with the compressed air source, the high-pressure air drives the piston 54 to extend, the piston 54 drives the ejector rod 52 to extend, in the process of extending the ejector rod 52, the falling sail 4 which is folded and installed in the falling sail bin 3 is pulled out and unfolded through the ejector rod 52, then two falling sails are unfolded at two ends of the support frame 1, the windward resistance in the descending process of the airship is increased through the two falling sails 4, the descending speed of the airship can be greatly reduced, and the safe landing of the airship in an emergency state is ensured.

Example 2

Referring to fig. 5-8, in an embodiment of the present invention, an emergency landing device for an airship includes a support frame 1, two end mounting seats 2 fixedly connected to two ends of the support frame 1, the two end mounting seats 2 are arranged in parallel, the two end mounting seats 2 are arranged perpendicular to the support frame 1, two side mounting seats 3 are fixedly mounted on two sides of the support frame 1, the landing sail bin 3 is arranged in parallel with the support frame 1, and a landing sail 4 is movably connected to the landing sail bin 3.

The two end mounting bases 2 are respectively provided with a second unfolding device 6 for unfolding the lowering sail 4, the two end second unfolding devices 6 are symmetrically arranged, each second unfolding device 6 comprises two unfolding arms 63 rotatably connected with the mounting bases 2, the two unfolding arms 63 are arranged, the two unfolding arms 63 are symmetrically arranged, the unfolding arms 63 are rotatably connected with the mounting base 2 through a rotating shaft 61, a power device is connected between the unfolding arms 63 and the mounting base 2, the power device is a torsion spring 62 or a clockwork spring sleeved on the rotating shaft 61, the unfolding arms 63 are connected with the descending sail 4 through unfolding arm connecting ropes 64, and the unfolding arm 63 can be driven by the torsion spring 62 or the spring to rotate around the rotating shaft 61, so that the unfolding arm 63 rotates in the direction away from the support frame 1, the falling sail 4 folded and installed in the falling sail storage 3 can be pulled out and unfolded by the unfolding arm 63, and further, stable resistance can be provided for the emergency landing of the airship through the unfolded landing sails 4.

When the airship emergency landing device is used, when the airship breaks down, if the airbag breaks, emergency landing is required, the torsion spring 62 or the clockwork is started, the unfolding arm 63 is driven by the torsion spring 62 or the clockwork to rotate around the rotating shaft 61, so that the unfolding arm 63 rotates towards the direction far away from the support frame 1, the falling sail 4 which is installed in the falling sail bin 3 in a folding mode can be pulled out and unfolded through the unfolding arm 63, two falling sails are unfolded at two ends of the support frame 1, windward resistance in the descending process of the airship is increased through the two falling sails 4, the descending speed of the airship can be greatly reduced, and safe landing of the airship in an emergency state is guaranteed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an emergency landing device for airship, its characterized in that, including support frame (1) and swing joint in sail (4) that fall of support frame (1) both sides, the equal fixedly connected with in support frame (1) both ends is used for expanding the sail portion of launching of falling of sail (4), the sail portion of launching of falling fall with support frame (1) swing joint, the sail portion of launching of falling is close to one side of sail (4) of falling with sail (4) fixed connection falls.

2. An emergency lowering device for an airship according to claim 1, characterised in that the support frame (1) is provided with a lowering sail bin (3) on both sides, and the lowering sails (4) on both sides are mounted in the lowering sail bin (3).

3. An emergency drop arrangement for an airship according to claim 1, where the support frame (1) is fixedly connected at both ends with mounting seats (2), the mounting seats (2) at both ends being arranged in parallel, the deployed section of the descending sail comprises first deployment means (5) connected to the mounting seats (2) at both ends, the first deployment means (5) at both ends being arranged symmetrically.

4. An emergency drop arrangement for an airship according to claim 3, wherein the first deployment means (5) comprises a cylinder (51) fixedly connected to the mounting base (2), a piston (54) is movably connected in the cylinder (51), a gas duct (53) is arranged at the bottom end of the cylinder (51), and the gas duct (53) is connected to a gas source.

5. An emergency landing gear for an airship according to claim 4, wherein two cylinders (51) are provided, the extending directions of the pistons (54) in the two cylinders (51) are opposite, a mandril (52) is fixedly connected to the front end of the piston (54), and the mandril (52) is connected with the landing sail (4) through a mandril connecting rope (55).

6. An emergency drop arrangement for an airship according to claim 1, where the support frame (1) is fixedly connected at both ends with mounting bases (2), the mounting bases (2) at both ends being arranged in parallel, the drop sail deployment section comprises second deployment devices (6) connected to the mounting bases (2) at both ends, the second deployment devices (6) at both ends being arranged symmetrically.

7. An emergency drop arrangement for an airship according to claim 6, characterised in that the second deployment arrangement (6) comprises a deployment arm (63) pivotally connected to the mount (2), the deployment arm (63) being connected to the drop sail (4) by a deployment arm connection line (64).

8. An emergency drop arrangement for an airship according to claim 7, characterised in that the deployment arms (63) are provided in two and the two deployment arms (63) are arranged symmetrically, the deployment arms (63) being rotatably connected to the mount (2) by means of a rotation shaft (61).

9. An emergency drop arrangement for an airship according to claim 8, characterised in that a power means is connected between the deployment arm (63) and the mount (2), the power means being a torsion spring (62) journalled on the rotation shaft (61).

10. An emergency drop arrangement for an airship according to claim 9, where the power means is a spring fitted over the rotating shaft (61).