CN-121972330-A - Multi-nozzle synchronous adjusting mechanism based on carbon fiber tube and aircraft

CN121972330ACN 121972330 ACN121972330 ACN 121972330ACN-121972330-A

Abstract

The invention discloses a carbon fiber tube-based multi-nozzle synchronous adjusting mechanism and an aircraft, wherein the mechanism comprises a carbon fiber shunt tube, a bearing support assembly and a high-torque driving piece, wherein the carbon fiber shunt tube is made of carbon fiber materials with high specific strength and high specific modulus, a plurality of nozzles are fixed at intervals along the axial direction of the carbon fiber shunt tube to form an integrated nozzle arrangement structure, the bearing support assembly is provided with two groups and is respectively and coaxially assembled at two ends of the carbon fiber shunt tube and is used for being fixedly connected with an external bearing structure and realizing rotary support of the carbon fiber shunt tube, the high-torque driving piece is in transmission connection with the end part of the carbon fiber shunt tube and is arranged between the carbon fiber shunt tube and a bearing support assembly at the corresponding end, and is used for driving the carbon fiber shunt tube to synchronously rotate around the axis of the carbon fiber shunt tube so as to drive all the nozzles to realize uniform angle adjustment, thereby not only guaranteeing the bearing capacity, but also effectively improving the endurance mileage and maneuvering response performance of an unmanned aerial vehicle and meeting the long-time operation requirements of a complex mountain environment.

Inventors

CAO YUNDONG
ZHU WENZHE
CHEN XIONGFEI
Cui Tonghai
LIU YU
ZHOU SHENGLONG
ZHANG HUA
YANG FENG
ZHAO PU
GAO HU

Assignees

宾川中碳清洁能源有限公司
中国华能集团清洁能源技术研究院有限公司

Dates

Publication Date: 20260505
Application Date: 20260320

Claims (10)

1. Multi-nozzle synchronous adjustment mechanism based on carbon fiber tube, characterized by comprising: the carbon fiber shunt tubes are made of carbon fiber materials with high specific strength and high specific modulus, and a plurality of spray heads are fixed at intervals in parallel along the axial direction of the carbon fiber shunt tubes to form an integrated spray head arrangement structure; the bearing support assembly is provided with two groups which are respectively and coaxially assembled at two ends of the carbon fiber shunt tube and used for being fixedly connected with an external bearing structure and realizing the rotary support of the carbon fiber shunt tube; The high-torque driving piece is in transmission connection with the end part of the carbon fiber shunt tube and is arranged between the carbon fiber shunt tube and the corresponding end bearing support assembly and used for driving the carbon fiber shunt tube to synchronously rotate around the axis of the carbon fiber shunt tube so as to drive all spray heads to realize uniform angle adjustment.
2. The multi-nozzle synchronous adjusting mechanism based on the carbon fiber tube according to claim 1, wherein the length of the carbon fiber shunt tube is 540mm, the outer diameter of the carbon fiber shunt tube is 10mm, and the wall thickness of the carbon fiber shunt tube is 1.5mm.
3. The carbon fiber tube-based multi-nozzle synchronization adjustment mechanism of claim 1, wherein the bearing support assembly comprises: the precise deep groove ball bearing is assembled with the carbon fiber shunt tube in a coaxial interference fit mode; The precise deep groove ball bearing is matched with the carbon fiber shunt tube, so that friction loss and radial runout in rotary motion can be effectively reduced, and the synchronous angle adjustment precision of the multiple spray heads is consistent.
4. A multi-nozzle synchronous adjusting mechanism based on carbon fiber tubes as claimed in claim 3, wherein the inner diameter of the precise deep groove ball bearing is 11mm, and the outer diameter of the precise deep groove ball bearing is 14mm.
5. The multi-nozzle synchronous adjusting mechanism based on the carbon fiber tube according to claim 1, wherein the high-torque driving piece is a high-torque steering engine; The output end of the high-torque steering engine is in transmission fit with the end part of the carbon fiber shunt tube, and can drive the carbon fiber shunt tube to drive all spray heads to synchronously swing horizontally or adjust pitching gestures within an angle range of-60 degrees to 90 degrees.
6. The multi-nozzle synchronous adjusting mechanism based on the carbon fiber tube according to claim 1, wherein the nozzle is provided with multi-angle injection and multi-pressure output functions.
7. The carbon fiber tube-based multi-nozzle synchronization adjustment mechanism of claim 1, wherein the external load-bearing structure is a fixture.
8. The multi-nozzle synchronous adjusting mechanism based on the carbon fiber tube according to claim 1, wherein the number of the plurality of nozzles is four, and the spacing distances between two adjacent nozzles along the axial direction of the carbon fiber shunt tube are equal; and the spraying direction of the spray head is perpendicular to the axis of the carbon fiber shunt tube.
9. The multi-nozzle synchronous adjusting mechanism based on the carbon fiber tube according to claim 1, wherein the high-torque driving piece and the end part of the carbon fiber split-flow tube are fixedly driven through a key connection structure, and a fit clearance of the key connection structure is not more than 0.02mm.
10. An aircraft, characterized in that it is equipped with a carbon fiber tube-based multi-nozzle synchronization adjustment mechanism according to any one of claims 1 to 9.

Description

Multi-nozzle synchronous adjusting mechanism based on carbon fiber tube and aircraft Technical Field The invention belongs to the technical field of aircrafts, and particularly relates to a multi-nozzle synchronous adjusting mechanism based on a carbon fiber tube and an aircraft. Background In mountain region photovoltaic power plant cleaning operation, unmanned aerial vehicle carries cleaning system and has become mainstream scheme, but prior art still has a plurality of bottlenecks, and traditional unmanned aerial vehicle cleaning system's shower nozzle adopts the decentralized mounting design more, lacks the integration and bears and drive structure, leads to many shower nozzles to adjust dyssynchrony, is difficult to adapt to photovoltaic module multi-angle and covers the demand, and whole rigidity is weak, easily receives the operation vibration to disturb, reduces shower nozzle regulation precision by a wide margin. Meanwhile, the dual requirements are put forward to the load bearing capacity and the light weight level of the cleaning mechanism in the scene, the common metal supporting structure and the independent fluid conveying pipeline are separated, the dead weight is too large, the endurance mileage and the maneuvering response performance of the unmanned aerial vehicle are seriously restricted, the long-time operation requirements of the complex mountain environment cannot be met, and the high-precision synchronous adjustment, the high-load bearing and the light weight characteristics of the conventional mechanism are difficult to consider. Disclosure of Invention The invention aims to provide a multi-nozzle synchronous adjusting mechanism based on a carbon fiber tube and an aircraft, which are used for solving the technical defects that the nozzle dispersion of the existing unmanned aerial vehicle cleaning mechanism causes asynchronous adjustment, weak rigidity and vibration influence precision, and the dead weight of the separation and arrangement of a metal structure and a pipeline is too large, so that the problem of endurance and maneuverability is restricted. In order to achieve the above object, the present application provides the following technical solutions: In a first aspect of the present application, there is provided a multi-nozzle synchronization adjustment mechanism based on carbon fiber tubes, comprising: the carbon fiber shunt tubes are made of carbon fiber materials with high specific strength and high specific modulus, and a plurality of spray heads are fixed at intervals in parallel along the axial direction of the carbon fiber shunt tubes to form an integrated spray head arrangement structure; the bearing support assembly is provided with two groups which are respectively and coaxially assembled at two ends of the carbon fiber shunt tube and used for being fixedly connected with an external bearing structure and realizing the rotary support of the carbon fiber shunt tube; The high-torque driving piece is in transmission connection with the end part of the carbon fiber shunt tube and is arranged between the carbon fiber shunt tube and the corresponding end bearing support assembly and used for driving the carbon fiber shunt tube to synchronously rotate around the axis of the carbon fiber shunt tube so as to drive all spray heads to realize uniform angle adjustment. In an alternative embodiment, the carbon fiber shunt tube has a length of 540mm, an outer diameter of 10mm, and a wall thickness of 1.5mm. In an alternative embodiment, the bearing support assembly includes: the precise deep groove ball bearing is assembled with the carbon fiber shunt tube in a coaxial interference fit mode; The precise deep groove ball bearing is matched with the carbon fiber shunt tube, so that friction loss and radial runout in rotary motion can be effectively reduced, and the synchronous angle adjustment precision of the multiple spray heads is consistent. In an alternative embodiment, the inner diameter of the precision deep groove ball bearing is 11mm and the outer diameter of the precision deep groove ball bearing is 14mm. In an alternative embodiment, the high torque driver is a high torque steering engine; The output end of the high-torque steering engine is in transmission fit with the end part of the carbon fiber shunt tube, and can drive the carbon fiber shunt tube to drive all spray heads to synchronously swing horizontally or adjust pitching gestures within an angle range of-60 degrees to 90 degrees. In an alternative embodiment, the spray head is a spray head with multi-angle spraying and multi-pressure output functions. In an alternative embodiment, the external load bearing structure is a mount. In an alternative embodiment, the number of the plurality of spray heads is four, and the spacing distances between two adjacent spray heads along the axial direction of the carbon fiber shunt tube are equal; and the spraying direction of the spray head is perpendicular to the axis of th