CN214356672U

CN214356672U - Screw for unmanned aerial vehicle

Info

Publication number: CN214356672U
Application number: CN202023306239.1U
Authority: CN
Inventors: 刘鲁宁; 张伉康; 冯晨阳
Original assignee: Shandong Zhengheng Jianye Land Consolidation Planning Co ltd
Current assignee: Shandong Zhengheng Jianye Land Consolidation Planning Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-10-08
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a screw for unmanned aerial vehicle, including main blade, mount pad and protective cover, the one end fixedly connected with insertion piece of main blade, the other end of main blade is fixed to be connected with the connecting seat, the equal swing joint in both sides of connecting seat has spacing fixture block, the swing joint that main blade passes through the connecting seat has inferior blade. The utility model discloses a main blade's setting, dismantle and install through the connecting seat between main blade and the inferior blade, the effect of the spacing spring of stripper bar cooperation through the bottom of extrusion connecting seat, and both can control the activity of spacing fixture block, the stripper bar atress drives spacing fixture block shrink, loosen the back, resilience through spacing spring, make spacing fixture block pop out, both make the connecting seat and the inside spacing groove looks adaptation of seting up of inferior blade, thereby connect fixed main blade and inferior blade, through this kind of connected mode, can dismantle the change to the pertinence, greatly reduced cost of maintenance.

Description

Screw for unmanned aerial vehicle

Technical Field

The utility model relates to a screw technical field specifically is a screw for unmanned aerial vehicle.

Background

The screw means to lean on the paddle rotatory in air or aquatic, turns into the device of propulsive force with engine rotation power, can have two or more leaves and link to each other with the hub, and the one side backward of leaf is the helicoid or is similar to a propeller of helicoid, and the screw divide into a lot of, and it is also very extensive to use, like the propeller etc. of aircraft, steamer, the screw is the important part on the unmanned aerial vehicle, can control unmanned aerial vehicle's functions such as rising, decline and turn through the screw.

The propeller for the unmanned aerial vehicle in the prior art has the defects that:

1. in the prior art, the existing propeller of the unmanned aerial vehicle is complex in structure and high in production and manufacturing cost, and when blades are damaged, the whole propeller needs to be replaced, so that resources are consumed;

2. in the prior art, the propeller for the unmanned aerial vehicle is complex to install, troublesome to disassemble and replace and time-consuming to install, so that the production efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a screw for unmanned aerial vehicle to solve the problem that proposes among the above-mentioned background art.

In order to achieve the purpose, the utility model provides a following technical scheme, a screw for unmanned aerial vehicle, including main blade, mount pad and protective cover, the one end fixedly connected with insertion piece of main blade, the other end of main blade is fixed to be connected with the connecting seat, the equal swing joint in both sides of connecting seat has spacing fixture block, the swing joint that main blade passes through the connecting seat has inferior blade.

Preferably, the inside swing joint of mount pad has the axis of rotation, the surperficial swing joint of axis of rotation has spacing splint, one side fixedly connected with inserted block of spacing splint, the last fixed surface of mount pad is connected with the screw thread seat, the upper surface of mount pad has seted up threaded hole, the inside threaded connection of screw hole has fixing bolt.

Preferably, the inner wall of protective cover is provided with the screw thread circle, the fixed surface of protective cover is connected with the metal circle.

Preferably, one end of the limiting clamping block is movably connected with a limiting spring, and the bottom of the limiting clamping block is fixedly connected with an extrusion rod.

Preferably, one side of the insertion piece is provided with an insertion groove, and the upper surface of the insertion piece is provided with a threaded hole.

Preferably, the bottom of the secondary blade is provided with a limiting groove, and the limiting groove is matched with the extrusion rod.

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

1. the utility model discloses a main blade's setting, dismantle and install through the connecting seat between main blade and the inferior blade, the effect of the spacing spring of stripper bar cooperation through the bottom of extrusion connecting seat, and both can control the activity of spacing fixture block, the stripper bar atress drives spacing fixture block shrink, loosen the back, resilience through spacing spring, make spacing fixture block pop out, both make the spacing groove looks adaptation that connecting seat and inferior blade are inside to be seted up, thereby connect fixed main blade and inferior blade, through this kind of connected mode, when the blade appears damaging, can dismantle the change to the pertinence, greatly reduced cost of maintenance.

2. The utility model discloses a setting of mount pad inserts the one end of main blade through the inserted sheet, makes its one end laminate mutually with the steering spindle, rotate spacing splint with the inserted block, the card goes into the inserting groove that inserted sheet one side was seted up, play spacing fixed action to the blade, carry out the secondary through fixing bolt to the blade and fix, stability when addding its rotation, and the spacing fixed mode of inserted block and fixing bolt, the installation and the dismantlement of the blade of being convenient for shorten the time of installation and dismantlement, improve production efficiency.

Drawings

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

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

FIG. 3 is a schematic side view of the secondary blade structure of the present invention;

fig. 4 is a schematic structural sectional view of the mounting base of the present invention.

In the figure: 1. a main blade; 2. a mounting seat; 3. a protective cover; 4. a plug-in sheet; 5. a connecting seat; 6. a limiting clamping block; 7. a secondary leaf; 8. a rotating shaft; 9. a limiting clamp plate; 10. inserting a block; 11. a threaded seat; 12. fixing the bolt; 13. a metal ring; 14. a limiting spring; 15. the rod is squeezed.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be a fixed connection or a movable connection, or may be a detachable connection, or may be integrally connected; 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 in specific cases to those skilled in the art.

Referring to fig. 1-4, an embodiment of the present invention provides a propeller for an unmanned aerial vehicle, including a main blade 1, a mounting seat 2 and a protective cover 3, a power source adapted to the mounting seat 2 is disposed at the bottom of the mounting seat 2, a rotation shaft 8 is movably connected to the mounting seat 2, a position-limiting clamp plate 9 is movably connected to the surface of the rotation shaft 8, an insert block 10 is fixedly connected to one side of the position-limiting clamp plate 9, a screw seat 11 is fixedly connected to the upper surface of the mounting seat 2, a screw hole is formed in the upper surface of the mounting seat 2, a fixing bolt 12 is connected to the internal thread of the screw hole, a thread ring is disposed on the inner wall of the protective cover 3, a metal ring 13 is fixedly connected to the surface of the protective cover 3, the metal ring 13 is disposed to increase a certain weight, a certain stabilizing effect is performed on the protective cover 3 to increase its adaptability, an insert piece 4 is fixedly connected to one end of the main blade 1, one side of the insertion sheet 4 is provided with an insertion groove, the upper surface of the insertion sheet 4 is provided with a threaded hole, the other end of the main blade 1 is fixedly connected with a connecting seat 5, two sides of the connecting seat 5 are both movably connected with a limiting fixture block 6, one end of the limiting fixture block 6 is movably connected with a limiting spring 14, the bottom of the limiting fixture block 6 is fixedly connected with an extrusion rod 15, the main blade 1 is movably connected with a secondary blade 7 through the connecting seat 5, the bottom of the secondary blade 7 is provided with a limiting groove, the limiting groove is matched with the extrusion rod 15, the main blade 1 and the secondary blade 7 are disassembled and installed through the connecting seat 5 by extruding the extrusion rod 15 at the bottom of the connecting seat 5 to be matched with the limiting spring 14, thereby the activity of the limiting fixture block 6 can be controlled, the extrusion rod 15 is forced to drive the limiting fixture block 6 to shrink, after loosening, through the resilience of the limiting spring 14, the limiting fixture block 6 is popped out, and the connecting seat 5 is matched with the limiting groove arranged in the secondary blade 7, so that the main blade 1 and the secondary blade 7 are connected and fixed, when the blade is damaged, the blade can be detached and replaced pertinently, the maintenance cost is greatly reduced, through the arrangement of the mounting seat 2, one end of the main blade is inserted through the insertion sheet 4, one end of the main blade is attached to the steering shaft 8, the insertion block 10 is clamped into the insertion groove arranged on one side of the insertion sheet 4 by rotating the limiting clamp plate 9, the blade is limited and fixed, the blade is secondarily fixed through the fixing bolt 12, the stability of the blade in rotation is increased, in addition, the limiting fixing mode of the insertion block 10 and the fixing bolt 12 is convenient for the installation and the disassembly of the blade, the time for the installation and the disassembly is shortened, the production efficiency is improved, the detailed description of the known function and the known component is omitted in the specific embodiment of the disclosure, in order to ensure the compatibility of the equipment, the adopted operation means are all kept consistent with the parameters of the instruments on the market.

The utility model discloses in, the device's working procedure as follows:

1. through the setting of main blade, dismantle and install through connecting seat 5 between main blade 1 and the inferior blade 7, the effect of the spacing spring 14 of extrusion stem 15 cooperation through the bottom of extrusion connecting seat 5, both can control the activity of spacing fixture block 6, extrusion stem 15 atress drives spacing fixture block 6 and contracts, loosen the back, resilience through spacing spring 14, make spacing fixture block 6 pop out, and then make the spacing groove looks adaptation that connecting seat 5 and inferior blade 7 are inside to be seted up, thereby connect fixed main blade 1 and inferior blade 7, through this kind of connected mode, when the blade damage appears, can dismantle the change to the pertinence.

2. Through the work of mount pad 2, insert the one end of main blade through insertion piece 4, make its one end laminate with steering spindle 8 mutually, rotate spacing splint 9 with inserted block 10, during the inserting groove that inserted piece 4 one side was seted up is gone into to the card, play spacing fixed action to the blade, carry out the secondary through fixing bolt 12 and fix the blade, add its stability when rotating, and the spacing fixed mode of inserted block 10 and fixing bolt 12, the installation and the dismantlement of the blade of being convenient for.

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.

Claims

1. The utility model provides a screw for unmanned aerial vehicle, includes main blade (1), mount pad (2) and protective cover (3), its characterized in that: the novel blade is characterized in that one end of the main blade (1) is fixedly connected with an insertion piece (4), the other end of the main blade (1) is fixedly connected with a connecting seat (5), two sides of the connecting seat (5) are both movably connected with limiting clamping blocks (6), and the main blade (1) is movably connected with a secondary blade (7) through the connecting seat (5).

2. The propeller of claim 1, wherein: the utility model discloses a quick-witted, including mount pad (2), the inside swing joint of mount pad (2) has axis of rotation (8), the surperficial swing joint of axis of rotation (8) has spacing splint (9), one side fixedly connected with inserted block (10) of spacing splint (9), the last fixed surface of mount pad (2) is connected with screw thread seat (11), the upper surface set screw hole of mount pad (2), the inside threaded connection of screw hole has fixing bolt (12).

3. The propeller of claim 1, wherein: the inner wall of protective cover (3) is provided with the screw thread circle, the fixed surface of protective cover (3) is connected with metal circle (13).

4. The propeller of claim 1, wherein: one end of the limiting clamping block (6) is movably connected with a limiting spring (14), and the bottom of the limiting clamping block (6) is fixedly connected with an extrusion rod (15).

5. The propeller of claim 1, wherein: one side of the insertion piece (4) is provided with an insertion groove, and the upper surface of the insertion piece (4) is provided with a threaded hole.

6. The propeller of claim 1, wherein: the bottom of the secondary blade (7) is provided with a limiting groove, and the limiting groove is matched with the extrusion rod (15).