阅读说明：本技术 一种笼式飞行器旋翼保护罩 (Cage aircraft rotor safety cover ) 是由 曾照亮 于 2021-06-28 设计创作，主要内容包括：本发明公开了飞行器技术领域的一种笼式飞行器旋翼保护罩；包括第一固定环,第一固定环的内壁均匀固定连接有多个支撑杆,多个支撑杆分别远离第一固定环的一端共同固定连接有第一连接块,第一固定环的顶部设有第二固定环,第二固定环的顶部均匀固定连接有多个防护杆,多个防护杆分别远离第二固定环的一端共同固定连接有第二连接块,第二固定环的一端侧壁固定连接有限位片,限位片的底端侧壁贯穿开设有第一限位螺纹孔。本发明的有益效果是：本装置使用简单,安装拆卸方便,安装在无人飞行器的旋翼上时,可在不影响飞行器飞行的同时为飞行器的旋翼提供防护,对旋翼提供防护,确保无人飞行器的飞行状态,提高工作效率。(The invention discloses a cage type aircraft rotor wing protective cover in the technical field of aircrafts; including first solid fixed ring, a plurality of bracing pieces of the even fixedly connected with of first solid fixed ring's inner wall, the first connecting block of the common fixedly connected with of one end of first solid fixed ring is kept away from respectively to a plurality of bracing pieces, first solid fixed ring's top is equipped with the solid fixed ring of second, the even fixedly connected with a plurality of protective rods in the solid fixed ring's of second top, the common fixedly connected with second connecting block of one end of the solid fixed ring of second is kept away from respectively to a plurality of protective rods, the spacing piece of the solid fixed ring's of second one end lateral wall fixedly connected with, the bottom lateral wall of spacing piece runs through and has seted up first spacing screw hole. The invention has the beneficial effects that: this device is simple to use, and the installation is dismantled conveniently, and when installing on unmanned vehicles's rotor, can provide the protection for the rotor of aircraft when not influencing the aircraft flight, provide the protection to the rotor, ensure unmanned vehicles's flight state, improve work efficiency.)

1. A cage aircraft rotor safety cover, includes first solid fixed ring (1), its characterized in that: the utility model discloses a spacing bolt, including first solid fixed ring (1), the even fixedly connected with of inner wall of first solid fixed ring (1) a plurality of bracing pieces (3), it is a plurality of the common fixedly connected with first connecting block (4) of one end that first solid fixed ring (1) was kept away from respectively in bracing piece (3), the top of first solid fixed ring (1) is equipped with the solid fixed ring of second (2), the even fixedly connected with a plurality of protective rods (5) in top of the solid fixed ring of second (2), it is a plurality of the common fixedly connected with second connecting block (6) of one end that the solid fixed ring of second (2) was kept away from respectively in protective rod (5), the one end lateral wall fixedly connected with spacing piece (8) of the solid fixed ring of second (2), the bottom lateral wall of spacing piece (8) runs through and has seted up first spacing screw hole (9), the inner wall meshing of first spacing screw hole (9) is connected with spacing bolt (10), first solid fixed ring (1) runs through with first spacing screw hole (9) position assorted lateral wall and has seted up second spacing screw hole (9) lateral wall (12) It is a plurality of third spacing screw hole (13) have been seted up with second spacing screw hole (12) position assorted lateral wall in bracing piece (3), spacing bolt (10) run through the one end of first spacing screw hole (9) and second spacing screw hole (12) through the meshing is connected, spacing bolt (10) run through the one end and the meshing of third spacing screw hole (13) of second spacing screw hole (12) and are connected, the common fixedly connected with rotating-structure (11) of one end of spacing piece (8) are kept away from to first solid fixed ring (1) and the solid fixed ring of second (2).

2. A cage aircraft rotor guard according to claim 1 in which: rotating-structure (11) are including first fixed block (111), the one end lateral wall that the solid fixed ring of second (2) was kept away from in first fixed block (111) evenly runs through and has seted up a plurality of first fixed screw hole (112), and is a plurality of the inner wall of first fixed screw hole (112) all runs through the meshing and is connected with first fixing bolt (113), and is a plurality of the one end that first fixing bolt (113) run through first fixed screw hole (112) all is connected with the solid fixed ring of position assorted second (2) meshing.

3. A cage aircraft rotor guard according to claim 2 in which: first fixed block (111) are kept away from the equal fixedly connected with third connecting block (114) of lateral wall at the solid fixed ring of second (2) one side both ends of keeping away from each other, two connecting hole (115) have all been seted up at the both ends that third connecting block (114) are close to each other.

4. A cage aircraft rotor guard according to claim 3 in which: two the common fixedly connected with pivot (116) of inner wall that connecting hole (115) are close to both ends each other, the bottom fixedly connected with connecting rod (118) of pivot (116), the bottom that connecting rod (118) are close to solid fixed ring (2) one side of second is equipped with second fixed block (117).

5. A cage aircraft rotor guard according to claim 4 in which: the connecting rod (118) is kept away from one side lateral wall of second fixed block (117) and is run through and seted up second fixed screw hole (119), the inner wall meshing of second fixed screw hole (119) is connected with second fixing bolt (120), second fixing bolt (120) run through the one end and the meshing of position assorted second fixed block (117) of second fixed screw hole (119) and are connected.

6. A cage aircraft rotor guard according to claim 1 or 4 in which: second fixed block (117) and first solid fixed ring (1) position phase-match, the lateral wall that first solid fixed ring (1) one side was kept away from in second fixed block (117) evenly runs through and has seted up a plurality of third fixing screw hole (121), and is a plurality of the inner wall of third fixing screw hole (121) all runs through the meshing and is connected with third fixing bolt (122), and is a plurality of the one end that third fixing bolt (122) run through third fixing screw hole (121) all is connected with position assorted first solid fixed ring (1) meshing.

7. A cage aircraft rotor guard according to claim 1 in which: the top of the first connecting block (4) is provided with a mounting threaded hole (14) in a penetrating way, and the top of the second connecting block (6) is provided with a penetrating port (7) in a penetrating way.

8. A cage aircraft rotor guard according to claim 1 in which: a plurality of hollow holes (15) are formed in the protection rods (5).

Technical Field

The invention relates to the technical field of aircrafts, in particular to a cage type aircraft rotor wing protective cover.

Background

An aircraft is an apparatus that flies in the atmosphere or in the outer space of the atmosphere (space). Aircraft fall into 3 categories: aircraft, spacecraft, rockets, and missiles. Flying in the atmosphere is referred to as an aircraft, such as a balloon, airship, airplane, etc. They fly by the static buoyancy of air or the aerodynamic force generated by the relative movement of air. Flying in space is called a spacecraft, such as an artificial earth satellite, a manned spacecraft, a space probe, a space shuttle and the like. They are propelled by a launch vehicle to obtain the necessary velocity to enter space and then rely on inertia to make orbital motion similar to celestial bodies.

With the continuous improvement of the technology, more unmanned aerial vehicles appear in life, and the unmanned aerial vehicles play an important role in the aspects of landform detection, search and rescue and the like. In current technique, most small-size unmanned vehicles all use many rotors cooperation to use and drive the aircraft flight, and these small-size aircraft's rotor majority does not have the protection and directly exposes in the air, when carrying out the landform and surveying or search and rescue, if there is debris to receive the rotor to influence to be inhaled in the rotor, then can lead to rotor operating condition to be destroyed, the rotor damages the circumstances such as, and along with the unable work of rotor, can lead to the direct crash of unmanned vehicles, cause loss of property, influence work efficiency simultaneously. Accordingly, one skilled in the art provides a cage aircraft rotor protector that addresses the problems set forth in the background above.

Disclosure of Invention

The invention aims to provide a rotor protection cover of a cage type aircraft, which solves the problems in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: a cage type aircraft rotor wing protection cover comprises a first fixing ring, wherein a plurality of supporting rods are uniformly and fixedly connected to the inner wall of the first fixing ring, a first connecting block is fixedly connected to one end, away from the first fixing ring, of each supporting rod, a second fixing ring is arranged at the top of the first fixing ring, a plurality of protective rods are uniformly and fixedly connected to the top of the second fixing ring, a second connecting block is fixedly connected to one end, away from the second fixing ring, of each protective rod, a limiting piece is fixedly connected to the side wall at one end of the second fixing ring, a first limiting threaded hole is formed in the side wall at the bottom end of each limiting piece in a penetrating mode, a limiting bolt is connected to the inner wall of the first limiting threaded hole in a meshing mode, a second limiting threaded hole is formed in the side wall, matched with the first limiting threaded hole, of each first fixing ring, a third limiting threaded hole is formed in the side wall, the limit bolt runs through the one end of first limit screw hole and is connected with the meshing of the spacing screw hole of second through, the one end that the limit bolt runs through the spacing screw hole of second is connected with the meshing of the spacing screw hole of third, the first solid fixed ring and the first solid fixed ring of second keep away from the common fixedly connected with rotating-structure of one end of spacing piece.

As a further scheme of the invention: rotating-structure includes first fixed block, the solid fixed ring's of second one end lateral wall is evenly run through and has been seted up a plurality of first fixed screw holes to first fixed block, and is a plurality of the inner wall of first fixed screw hole all runs through the meshing and is connected with first fixing bolt, and is a plurality of first fixing bolt runs through the solid fixed ring meshing of first fixed screw hole's one end and all is connected with the solid fixed ring of position assorted second, uses through first fixing bolt and the cooperation of first fixed screw hole, connects first fixed block and the solid fixed ring of second spacing.

As a still further scheme of the invention: the first fixing block is far away from the equal fixedly connected with third connecting block of lateral wall at the both ends of keeping away from each other in solid fixed ring one side of second, two the connecting hole has all been seted up at the both ends that the third connecting block is close to each other, uses through third connecting block and connecting hole cooperation, provides installation and working space for the pivot.

As a still further scheme of the invention: two the common fixedly connected with pivot of inner wall that the connecting hole is close to both ends each other, the bottom fixedly connected with connecting rod of pivot, the bottom that the connecting rod is close to solid fixed ring one side of second is equipped with the second fixed block, rotates through the pivot and drives the pole connecting rod rotation, and then realizes the solid fixed ring's of first solid fixed ring and second rotation effect through the connecting rod.

As a still further scheme of the invention: the lateral wall of one side that the second fixed block was kept away from to the connecting rod runs through and has seted up second fixed threaded hole, the inner wall meshing of second fixed threaded hole is connected with second fixing bolt, second fixing bolt runs through the one end of second fixed threaded hole and is connected with the meshing of position assorted second fixed block, and it is spacing to connect connecting rod and second fixed block through second fixed threaded hole and second fixing bolt.

As a still further scheme of the invention: second fixed block and first solid fixed ring position phase-match, the lateral wall that first solid fixed ring one side was kept away from to the second fixed block evenly runs through and sets up a plurality of third fixed screw hole, and is a plurality of the inner wall of third fixed screw hole all runs through the meshing and is connected with third fixing bolt, and is a plurality of the one end that third fixing bolt runs through third fixed screw hole all is connected with the meshing of the first solid fixed ring of position assorted, uses through third fixed screw hole and third fixing bolt cooperation, connects second fixed block and first solid fixed ring spacingly.

As a still further scheme of the invention: the top of first connecting block runs through and has seted up installation screw hole, the top of second connecting block runs through and has seted up and run through the mouth, conveniently installs this device and aircraft through installation screw hole, convenient dismantlement simultaneously.

As a still further scheme of the invention: a plurality of the cavity hole has all been seted up to the inside of protective rod, alleviates the whole weight of this device through the cavity hole, ensures the flight effect of aircraft.

Compared with the prior art, the invention has the beneficial effects that: according to the invention, the first fixing ring and the rotor wing can be movably connected through the first connecting block and the threaded hole, the first fixing ring and the rotor wing can be movably connected through the matching of the first connecting block and the threaded hole, the first fixing ring and the second fixing ring can be movably connected and limited through the rotating structure by using the plurality of supporting rods in a matching manner, and meanwhile, the connecting rod is driven to rotate through the matching of the rotating shaft and the connecting hole, so that the rotating effect of the first fixing ring and the second fixing ring can be driven, and the rotor wing can be conveniently installed and maintained; the connection between the second fixing ring and the first fixing ring can be limited by matching the limiting piece with the first limiting threaded hole, the limiting bolt, the second limiting threaded hole and the third limiting threaded hole, so that the protection effect is ensured; the rotor wing is protected by the plurality of protection rods, so that sundries cannot easily enter the rotor wing when the rotor wing works, the working effect of the rotor wing is damaged, and meanwhile, the working state of the unmanned aerial vehicle is ensured; the weight of the protective rod is reduced through the hollow hole, so that the device can provide protection for the rotor wing under the condition that the flight of the unmanned aerial vehicle is not influenced. This device is simple to use, and the installation is dismantled conveniently, and when installing on unmanned vehicles's rotor, can provide the protection for the rotor of aircraft when not influencing the aircraft flight, provide the protection to the rotor, ensure unmanned vehicles's flight state, improve work efficiency.

Drawings

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

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a side view of the first retaining ring of the present invention;

FIG. 4 is an enlarged view of the rotating structure of the present invention;

FIG. 5 is a schematic structural view of a support rod according to the present invention;

FIG. 6 is a schematic bottom view of the guard bar of the present invention; .

In the figure: 1. a first retaining ring; 2. a second retaining ring; 3. a support bar; 4. a first connection block; 5. a guard bar; 6. a second connecting block; 7. a through opening; 8. a limiting sheet; 9. a first limit threaded hole; 10. a limit bolt; 11. a rotating structure; 111. a first fixed block; 112. a first fixing threaded hole; 113. a first fixing bolt; 114. a third connecting block; 115. connecting holes; 116. a rotating shaft; 117. a second fixed block; 118. a connecting rod; 119. a second fixing threaded hole; 120. a second fixing bolt; 121. a third fixing threaded hole; 122. a third fixing bolt; 12. a second limit threaded hole; 13. a third limit threaded hole; 14. installing a threaded hole; 15. a hollow bore.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 6, in an embodiment of the present invention, a protective cover for a rotor wing of a cage type aircraft includes a first fixing ring 1, a plurality of support rods 3 are uniformly and fixedly connected to an inner wall of the first fixing ring 1, a first connecting block 4 is commonly and fixedly connected to ends of the plurality of support rods 3 respectively far away from the first fixing ring 1, a second fixing ring 2 is disposed on a top of the first fixing ring 1, a plurality of guard rods 5 are uniformly and fixedly connected to a top of the second fixing ring 2, a second connecting block 6 is commonly and fixedly connected to ends of the plurality of guard rods 5 respectively far away from the second fixing ring 2, a limiting plate 8 is fixedly connected to a side wall of one end of the second fixing ring 2, a first limiting threaded hole 9 is formed through a side wall of a bottom end of the limiting plate 8, a limiting bolt 10 is engaged with an inner wall of the first limiting threaded hole 9, a second limiting threaded hole 12 is formed through a side wall of the first fixing ring 1 matching the first limiting threaded hole 9, third limiting threaded holes 13 are formed in the side walls of the plurality of supporting rods 3 and the second limiting threaded holes 12 in position matching, one ends of the limiting bolts 10 penetrating through the first limiting threaded holes 9 are connected with the second limiting threaded holes 12 in a penetrating and meshing mode, one ends of the limiting bolts 10 penetrating through the second limiting threaded holes 12 are connected with the third limiting threaded holes 13 in a meshing mode, and the first fixing ring 1 and the second fixing ring 2 are connected with a rotating structure 11 in a fixed mode, wherein one ends of the first fixing ring 1 and the second fixing ring 2 are far away from the limiting pieces 8.

The rotating structure 11 comprises a first fixing block 111, a plurality of first fixing threaded holes 112 are uniformly formed in the side wall of one end, far away from the second fixing ring 2, of the first fixing block 111 in a penetrating mode, the inner walls of the first fixing threaded holes 112 are connected with first fixing bolts 113 in a penetrating and meshing mode, one ends, penetrating through the first fixing threaded holes 112, of the first fixing bolts 113 are connected with the second fixing ring 2 in a meshing mode, the positions of the first fixing bolts 113 are matched with the positions of the second fixing ring 2, and the first fixing bolts 113 are matched with the first fixing threaded holes 112 for use to connect and limit the first fixing block 111 and the second fixing ring 2; the side walls of the two ends of the first fixing block 111, which are far away from the second fixing ring 2, are fixedly connected with third connecting blocks 114, the two ends of the two third connecting blocks 114, which are close to each other, are provided with connecting holes 115, and the third connecting blocks 114 and the connecting holes 115 are matched for use, so that installation and working spaces are provided for the rotating shaft 116; two connecting holes 115 are close to the common fixedly connected with pivot 116 of inner wall at both ends each other, the bottom fixedly connected with connecting rod 118 of pivot 116, the bottom that connecting rod 118 is close to the solid fixed ring 2 one side of second is equipped with second fixed block 117, rotates through pivot 116 and drives pole connecting rod 118 and rotate, and then realizes the solid fixed ring 2's of first solid fixed ring 1 and second rotation effect through connecting rod 118.

A second fixing threaded hole 119 is formed in the side wall of the connecting rod 118, which is far away from the second fixing block 117, in a penetrating manner, a second fixing bolt 120 is connected to the inner wall of the second fixing threaded hole 119 in a meshing manner, one end, penetrating through the second fixing threaded hole 119, of the second fixing bolt 120 is connected with the second fixing block 117 in a meshing manner, the position of the second fixing bolt is matched with that of the second fixing threaded hole 119, and the connecting rod 118 and the second fixing block 117 are connected and limited through the second fixing threaded hole 119 and the second; second fixed block 117 and first solid fixed ring 1 position phase-match, the lateral wall that first solid fixed ring 1 one side was kept away from to second fixed block 117 evenly runs through and has seted up a plurality of third fixing screw hole 121, the inner wall of a plurality of third fixing screw hole 121 all runs through the meshing and is connected with third fixing bolt 122, a plurality of third fixing bolt 122 run through the one end of third fixing screw hole 121 all with the first solid fixed ring 1 meshing of position assorted and be connected, use through third fixing screw hole 121 and third fixing bolt 122 cooperation, it is spacing to connect second fixed block 117 and first solid fixed ring 1.

The top of the first connecting block 4 is provided with a mounting threaded hole 14 in a penetrating way, the top of the second connecting block 6 is provided with a penetrating port 7 in a penetrating way, and the device and the aircraft can be conveniently mounted and dismounted through the mounting threaded hole 14; hollow hole 15 has all been seted up to a plurality of guard bars 5's inside, reduces the whole weight of this device through hollow hole 15, ensures the flight effect of aircraft.

The working principle of the invention is as follows: when the device is used, the first connecting block 4 is movably connected with the rotor wing fixing shaft of the aircraft only through the mounting threaded hole 14, when the first connecting block 4 is connected with the aircraft, the first fixing ring 1 is supported through the plurality of support rods 3, and the fixing effect of the first fixing ring 1 is ensured; screwing up limit bolt 10, the first spacing screw hole 9 of cooperation, the spacing screw hole 12 of second and the spacing screw hole 13 of third are connected first solid fixed ring 1 and the solid fixed ring 2 of second spacing, provide the protection to the rotor through the solid fixed ring 2 of second and a plurality of fender rod 5 this moment, and when a plurality of foreign matters had, a plurality of fender rods 5 blocked the foreign matter, ensure rotor working effect. When needs overhaul the rotor and maintain, only need unscrew spacing bolt 10, then to keeping away from the solid fixed ring 2 of second of the orientation rotation of first solid fixed ring 1, pivot 116 at the 115 internal rotations of connecting hole this moment, provide the support through connecting rod 118, drive the solid fixed ring 2 of second and keep away from first solid fixed ring 1, can begin to overhaul or maintain the operation to the rotor this moment.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.