CN214216130U

CN214216130U - Rotor head structure of single-rotor unmanned helicopter

Info

Publication number: CN214216130U
Application number: CN202120267545.4U
Authority: CN
Inventors: 陈罗丹
Original assignee: Zhejiang Xingkong General Aviation Technology Co ltd
Current assignee: Zhejiang Xingkong General Aviation Technology Co ltd
Priority date: 2021-01-29
Filing date: 2021-01-29
Publication date: 2021-09-17
Anticipated expiration: 2031-01-29

Abstract

The utility model discloses an unmanned helicopter rotor head structure of single rotor belongs to unmanned air vehicle technical field. The utility model provides a single-rotor unmanned helicopter rotor head structure, includes dwang and first adapter, first adapter is installed on the dwang, the below that lies in first adapter on the dwang is equipped with the installation shell, both ends all are equipped with the adapter sleeve about first adapter, and the adapter sleeve rotates with first adapter to be connected. The utility model discloses, when the angle of blade needs to be changed, motor and electric push rod are opened, and the cooperation through motor and electric push rod drives the fixed plate and rotates, and the fixed plate can pass through the pull rod when rotating and drive the turning block and rotate, can drive the fixed block when the turning block rotates and rotate to utilize turning block and fixed block to drive the blade and rotate, and then change the angle of blade, can increase rotor blade's turned angle through this kind of mode, the utility model has the characteristics of simple structure, cost are cheap.

Description

Rotor head structure of single-rotor unmanned helicopter

Technical Field

The utility model relates to an unmanned air vehicle technique field specifically is a single rotor unmanned helicopter rotor head structure.

Background

Unmanned aerial vehicle has unique a great deal of advantages such as low cost, low loss, zero casualties, repeatedly usable and high mobility, plays huge effect in agriculture, for example: seeding, spraying, insect prevention, etc. The rotor part of the unmanned aerial vehicle is an important component and a supporting part of the unmanned aerial vehicle.

The unmanned aerial vehicle that has now adopts no hinge rotor and no bearing formula rotor many, and no hinge rotor and no bearing formula rotor structure are complicated, and the cost of manufacture is high, and the structure is too compact moreover and leads to the rotatable angle scope of rotor blade to diminish. Therefore, the utility model provides a single-rotor unmanned helicopter rotor head structure to solve the above-mentioned problem that proposes.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a single-rotor unmanned helicopter rotor head structure 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:

a rotor head structure of a single-rotor unmanned helicopter comprises a rotating rod and a first connecting head, wherein the first connecting head is installed on the rotating rod, an installation shell is arranged below the first connecting head on the rotating rod, connecting sleeves are respectively arranged at the left end and the right end of the first connecting head and are rotatably connected with the first connecting head, rotating blocks are respectively arranged at the ends, far away from the first connecting head, of the connecting sleeves, fixed blocks are respectively arranged at the ends, far away from the connecting sleeves, of the rotating blocks, the fixed blocks are fixedly connected with the connecting sleeves through bolts, blades are respectively arranged at the ends, far away from the rotating blocks, of the fixed blocks, second connecting heads are respectively arranged at the front end and the rear end of the rotating blocks, pull rods are respectively arranged between the second connecting heads, the pull rods are rotatably connected with the second connecting heads, a fixed plate is arranged at the end, far away from the second connecting heads, of the pull rods are rotatably connected with the fixed plates, the one end that the fixed plate is close to the installation shell all is equipped with the motor, the output shaft and the fixed plate fixed connection of motor, the motor is installed in the installation shell.

As a further aspect of the present invention, the mounting shell is rotatably connected to the rotating rod.

As the utility model discloses further scheme again, the turning block sets up to square, just turning block and adapter sleeve fixed connection.

As the utility model discloses scheme further again, both ends all are equipped with the mounting panel about the installation shell, the lower extreme of mounting panel is equipped with the dead lever.

As the utility model discloses scheme further again, the lower extreme of dead lever is equipped with the connection pad, the installation shell passes through connection pad and unmanned helicopter fixed connection.

As the utility model discloses scheme further again, the symmetry is equipped with electric push rod on the mounting panel, just the one end that the mounting panel was kept away from to electric push rod is rotated with the fixed plate and is connected.

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

1. the utility model discloses during the use, when the angle of blade needs to be changed, open motor and electric push rod, the cooperation through motor and electric push rod drives the fixed plate and rotates, can the band-pass when the fixed plate rotates and drive the turning block rotation through the pull rod, can drive the fixed block rotation when the turning block rotates to utilize turning block and fixed block to drive the blade rotation, and then change the angle of blade, can increase rotor blade's turned angle through this kind of mode.

2. The utility model has the characteristics of simple structure, cost is cheap.

Drawings

Fig. 1 is a schematic structural diagram of a rotor head structure of a single-rotor unmanned helicopter.

Fig. 2 is an exploded view of a rotor head structure of a single-rotor unmanned helicopter.

Fig. 3 is a use state diagram of a rotor head structure of the single-rotor unmanned helicopter.

In the figure: 1. rotating the rod; 2. a first connector; 3. mounting a shell; 4. connecting sleeves; 5. rotating the block; 6. a fixed block; 7. a blade; 8. a second connector; 9. a pull rod; 10. a fixing plate; 11. a motor; 12. mounting a plate; 13. an electric push rod; 14. fixing the rod; 15. and (7) connecting the disc.

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.

Referring to fig. 1 to 3, in the embodiment of the present invention, a single-rotor unmanned helicopter rotor head structure includes a rotating rod 1 and a first connecting head 2, the first connecting head 2 is installed on the rotating rod 1, an installation shell 3 is disposed below the first connecting head 2 on the rotating rod 1, both left and right ends of the first connecting head 2 are provided with connecting sleeves 4, the connecting sleeves 4 are rotatably connected with the first connecting head 2, one ends of the connecting sleeves 4 far away from the first connecting head 2 are provided with rotating blocks 5, one ends of the rotating blocks 5 far away from the connecting sleeves 4 are provided with fixed blocks 6, the fixed blocks 6 are fixedly connected with the connecting sleeves 4 through bolts, one ends of the fixed blocks 6 far away from the rotating blocks 5 are provided with blades 7, both front and rear ends of the rotating blocks 5 are provided with second connecting heads 8, a pull rod 9 is disposed between the second connecting heads 8, the pull rod 9 is rotatably connected with the second connecting heads 8, the one end that second connector 8 was kept away from to pull rod 9 is equipped with fixed plate 10, pull rod 9 rotates with fixed plate 10 to be connected, the one end that fixed plate 10 is close to installation shell 3 all is equipped with motor 11, motor 11's output shaft and fixed plate 10 fixed connection, motor 11 installs in installation shell 3.

Wherein, the installation shell 3 is connected with the dwang 1 in a rotating way.

The rotating block 5 is square, and the rotating block 5 is fixedly connected with the connecting sleeve 4.

Wherein, both ends all are equipped with mounting panel 12 about installation shell 3, the lower extreme of mounting panel 12 is equipped with dead lever 14.

The lower end of the fixing rod 14 is provided with a connecting disc 15, and the mounting shell 3 is fixedly connected with the unmanned helicopter through the connecting disc 15.

Wherein, the symmetry is equipped with electric push rod 13 on the mounting panel 12, just electric push rod 13 keeps away from the one end of mounting panel 12 and is connected with fixed plate 10 rotation, and electric push rod 13 is located the front and back both sides of motor 11 output shaft.

The utility model discloses a theory of operation is:

the utility model discloses during the use, when needs change blade 7's angle, open motor 11 and electric push rod 13, cooperation through motor 11 and electric push rod 13 drives fixed plate 10 and rotates, can the band-pass drive turning block 5 rotation through pull rod 9 when fixed plate 10 rotates, can drive fixed block 6 rotation when turning block 5 rotates, thereby utilize turning block 5 and fixed block 6 to drive blade 7 and rotate, and then change blade 7's angle, electric push rod 13 can play spacing fixed action, be in under the state that does not start when motor 11, electric push rod 13 can draw and drag fixed plate 10, avoid fixed plate 10 to take place to rotate.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a single rotor unmanned helicopter rotor head structure, includes dwang (1) and first connector (2), its characterized in that, first connector (2) are installed on dwang (1), the below that lies in first connector (2) on dwang (1) is equipped with installation shell (3), both ends all are equipped with adapter sleeve (4) about first connector (2), and adapter sleeve (4) rotate with first connector (2) to be connected, the one end that first connector (2) were kept away from in adapter sleeve (4) all is equipped with turning block (5), the one end that adapter sleeve (4) were kept away from in turning block (5) all is equipped with fixed block (6), and fixed block (6) pass through bolt and adapter sleeve (4) fixed connection, the one end that turning block (5) were kept away from in fixed block (6) all is equipped with blade (7), both ends all are equipped with second connector (8) around turning block (5), all be equipped with pull rod (9) between second connector (8), rotate between pull rod (9) and second connector (8) and be connected, the one end that second connector (8) were kept away from in pull rod (9) is equipped with fixed plate (10), pull rod (9) rotate with fixed plate (10) and are connected, the one end that fixed plate (10) are close to installation shell (3) all is equipped with motor (11), the output shaft and fixed plate (10) fixed connection of motor (11), install in installation shell (3) motor (11).

2. The rotor head structure of the single-rotor unmanned helicopter according to claim 1, characterized in that the mounting housing (3) is rotatably connected to the rotating rod (1).

3. The rotor head structure of the single-rotor unmanned helicopter according to claim 1, characterized in that the rotating block (5) is square, and the rotating block (5) is fixedly connected with the connecting sleeve (4).

4. The rotor head structure of the single-rotor unmanned helicopter is characterized in that the left end and the right end of the mounting shell (3) are provided with mounting plates (12), and the lower ends of the mounting plates (12) are provided with fixing rods (14).

5. The rotor head structure of the single-rotor unmanned helicopter is characterized in that the lower end of the fixing rod (14) is provided with a connecting disc (15), and the mounting shell (3) is fixedly connected with the unmanned helicopter through the connecting disc (15).

6. The rotor head structure of the single-rotor unmanned helicopter is characterized in that the mounting plate (12) is symmetrically provided with electric push rods (13), and one ends of the electric push rods (13) far away from the mounting plate (12) are rotatably connected with the fixing plate (10).