CN211996118U

CN211996118U - Unmanned aerial vehicle is with frame shock-absorbing structure that plays

Info

Publication number: CN211996118U
Application number: CN202020072412.7U
Authority: CN
Inventors: 许克涛
Original assignee: Anhui Hangying Uav Technology Service Co ltd
Current assignee: Anhui Hangying Uav Technology Service Co ltd
Priority date: 2020-01-14
Filing date: 2020-01-14
Publication date: 2020-11-24
Anticipated expiration: 2030-01-14

Abstract

The utility model belongs to the unmanned aerial vehicle field, concretely relates to unmanned aerial vehicle is with having fallen frame shock-absorbing structure, including backup pad and folded piece, the upper end welding of backup pad has the support column, the welding has the bolster on the support column, the welding has U type bracing piece on the folded piece, the welding has the mounting bracket in the outside of U type bracing piece. The utility model discloses a design controllable folded piece in unmanned aerial vehicle is with lifting frame shock-absorbing structure, break straight folded piece off with the fingers and thumb before unmanned aerial vehicle flies, because the second spring acts on the slide bar makes the concave type pulley notch of slide bar embedding after breaking straight off with the fingers and thumb, make the undercarriage at unmanned aerial vehicle more firm. When unmanned aerial vehicle accomodates and carries, make the slide bar take out from concave arbor wheel through the slip handle and fold the folded piece. Connect the bradyseism piece on the bracing piece, install first spring in the bradyseism piece, descend at unmanned aerial vehicle and eliminate most impulsive force through the first spring of extrusion, wherein the foraminiferous piston of connecting on the piston rod also can eliminate partial impulsive force.

Description

Unmanned aerial vehicle is with frame shock-absorbing structure that plays

Technical Field

The utility model relates to an unmanned air vehicle technique field specifically is an unmanned aerial vehicle is with having fallen frame shock-absorbing structure.

Background

Along with the rapid development of unmanned aerial vehicle technique, every unmanned aerial vehicle has all had nothing to do, and present most unmanned aerial vehicle's undercarriage is rigid structure, generally by drawing together backup pad, bracing piece, mount pad.

At present, after unmanned aerial vehicle uses up, the unmanned aerial vehicle undercarriage is too big accomodate and is carried inconveniently, and unmanned aerial vehicle is if falling to the ground to strike too big easily to cause the harm to fuselage structure and spare part at the in-process of preparing to descend, consequently, needs improve current technique.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an undercarriage shock-absorbing structure for unmanned aerial vehicle has solved unmanned aerial vehicle and has fallen to the ground and strike too big easily and cause the harm to fuselage structure and spare part, unmanned aerial vehicle's the problem of accomodating and carrying at the descending in-process.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an unmanned aerial vehicle is with landing frame shock-absorbing structure, includes backup pad and folded piece, the upper end welding of backup pad has the support column, the welding has the bolster on the support column, the welding has U type bracing piece on the folded piece, the welding has the mounting bracket in the outside of U type bracing piece.

Preferably, the lower port of the buffer member is fixedly connected with a spring fixing bottom plate, the upper end of the spring fixing bottom plate is fixedly connected with a first spring fixing ring seat, and the first spring fixing ring seat is connected with the buffer member through threads.

Preferably, a first spring is installed in the cavity of the buffer piece, the upper end of the first spring is in contact with a piston with a hole, and a piston rod is welded at the upper end of the piston with the hole.

Preferably, a sliding rod is clamped in a concave shaft wheel at the lower end of the folding piece.

Preferably, a handle is fixedly connected to the surface of the sliding rod.

Preferably, the upper end contact of slide bar is connected with the second spring, the upper end contact of second spring is connected with second spring retainer plate, second spring retainer plate and folded piece formula structure as an organic whole.

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

1. the utility model discloses a design controllable folded piece in unmanned aerial vehicle is with lifting frame shock-absorbing structure, break straight folded piece off with the fingers and thumb before unmanned aerial vehicle flies, because the elasticity of second spring acts on the notch that the slide bar made the concave type pulley of slide bar embedding after breaking straight off with the fingers and thumb, make can not make the folded piece fold because of the impulsive force and lead to the unbalanced of unmanned aerial vehicle to tumble when unmanned aerial vehicle descends. When unmanned aerial vehicle accomodates and carries, make the slide bar take out from concave arbor wheel through the slip handle and fold the folded piece.

2. The utility model discloses a connect the bradyseism piece on the bracing piece, install first spring in the cavity of bradyseism piece, descend at unmanned aerial vehicle and eliminate most impulsive force through the first spring of extrusion, wherein the foraminiferous piston of connecting on the piston rod also can eliminate partial impulsive force in the time of ventilating to can realize fine buffering effect.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an enlarged view of the buffer member of fig. 1 according to the present invention.

Fig. 3 is an enlarged view of the folding member of fig. 1 according to the present invention.

In the figure: 1. a support plate; 2. a support pillar; 3. a buffer member; 4. a folding member; 5. a U-shaped support rod; 6. a mounting frame; 7. a piston rod; 8. a piston with a hole; 9. a first spring; 10. a first spring retainer ring seat; 11. the spring fixes the bottom plate; 12. a second spring retainer ring seat; 13. a second spring; 14. a slide bar; 15. a handle; 16. a concave shaft wheel.

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.

Examples

Please refer to fig. 1, a landing gear shock-absorbing structure for unmanned aerial vehicle, includes backup pad 1 and folded piece 4, and the welding of the upper end of backup pad 1 has support column 2, and the welding has bolster 3 on support column 2, and the welding has U type bracing piece 5 on folded piece 4, and the welding has mounting bracket 6 in the outside of U type bracing piece 5.

Referring to fig. 2, a spring fixing base plate 11 is fixedly connected to a lower port of the buffer member 3, a first spring fixing ring seat 10 is fixedly connected to an upper end of the spring fixing base plate 11, the first spring fixing ring seat 10 is connected to the buffer member 3 through a screw thread, and the first spring fixing ring seat 10 is fixed to the first spring 9, so that the first spring 9 is not easily moved when deformed.

Referring to fig. 2, a first spring 9 is installed in a cavity of the buffer member 3, a perforated piston 8 is in contact with the upper end of the first spring 9, a piston rod 7 is welded to the upper end of the perforated piston 8, the piston rod is pushed to move in the landing process of the unmanned aerial vehicle, and the perforated piston 8 plays a certain buffering role while balancing air pressure.

Referring to fig. 3, a sliding rod 14 is clamped in a concave shaft wheel 16 at the lower end of the folding piece 4, which has the function of making the whole folding piece 4 more stable, so that the unmanned aerial vehicle cannot fall down in an unbalanced manner due to the folding of the folding piece 4 caused by impulsive force when the unmanned aerial vehicle lands.

Referring to fig. 3, a handle 15 is fixedly connected to the surface of the sliding rod 14, and the sliding rod 14 is drawn out from the concave shaft wheel 16 by the sliding handle 15 to fold the folding member 4, so as to be convenient for storage and carrying.

Referring to fig. 3, the upper end of the sliding rod 14 is connected to a second spring 13 in a contact manner, the upper end of the second spring 13 is connected to a second spring retainer ring seat 12 in a contact manner, the second spring retainer ring seat 12 and the folding member 4 are of an integrated structure, and most of impulsive force is eliminated by pressing the second spring 13 when the unmanned aerial vehicle lands.

The utility model discloses the concrete implementation process as follows: break straight folded piece 4 off with the fingers and thumb before unmanned aerial vehicle flight, break straight back off with the fingers and thumb because the elasticity of second spring 13 acts on the notch that slide bar 14 made the concave pulley 16 of slide bar 14 embedding, make can not make folded piece 4 fold because of impulsive force and lead to the unbalanced of unmanned aerial vehicle to tumble when unmanned aerial vehicle descends. At the end of the flight of the unmanned aerial vehicle, the sliding rod 14 is drawn away from the concave shaft wheel 16 through the sliding handle 15, and the folding piece 4 is folded, stored and carried.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an unmanned aerial vehicle is with landing frame shock-absorbing structure, includes backup pad (1) and folded piece (4), its characterized in that: the welding of the upper end of backup pad (1) has support column (2), the welding has bolster (3) on support column (2), the welding has U type bracing piece (5) on folded piece (4), the outside welding of U type bracing piece (5) has mounting bracket (6).

2. The landing frame shock-absorbing structure for unmanned aerial vehicle of claim 1, wherein: the lower port fixedly connected with spring PMKD (11) of bolster (3), the upper end fixedly connected with first spring retainer plate seat (10) of spring PMKD (11), first spring retainer plate seat (10) passes through threaded connection with bolster (3).

3. The landing frame shock-absorbing structure for unmanned aerial vehicle of claim 1, wherein: install first spring (9) in the cavity of bolster (3), the upper end contact of first spring (9) has foraminiferous piston (8), the upper end welding of foraminiferous piston (8) has piston rod (7).

4. The landing frame shock-absorbing structure for unmanned aerial vehicle of claim 1, wherein: a sliding rod (14) is clamped in a concave shaft wheel (16) at the lower end of the folding piece (4).

5. The landing gear shock-absorbing structure for unmanned aerial vehicle of claim 4, wherein: the surface of the sliding rod (14) is fixedly connected with a handle (15).

6. The landing gear shock-absorbing structure for unmanned aerial vehicle of claim 4, wherein: the upper end contact of slide bar (14) is connected with second spring (13), the upper end contact of second spring (13) is connected with second spring retainer plate seat (12), second spring retainer plate seat (12) and folded piece (4) formula structure as an organic whole.