CN114408163B - Steering wheel with foldable rudder piece - Google Patents
Steering wheel with foldable rudder piece Download PDFInfo
- Publication number
- CN114408163B CN114408163B CN202210119123.1A CN202210119123A CN114408163B CN 114408163 B CN114408163 B CN 114408163B CN 202210119123 A CN202210119123 A CN 202210119123A CN 114408163 B CN114408163 B CN 114408163B
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- Prior art keywords
- assembly
- rudder piece
- locking
- rudder
- screw
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C13/00—Control systems or transmitting systems for actuating flying-control surfaces, lift-increasing flaps, air brakes, or spoilers
- B64C13/24—Transmitting means
- B64C13/38—Transmitting means with power amplification
- B64C13/50—Transmitting means with power amplification using electrical energy
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C9/00—Adjustable control surfaces or members, e.g. rudders
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/40—Weight reduction
Abstract
The application discloses a miniature steering engine with a foldable rudder piece, which is characterized by comprising a steering engine shell, a control circuit assembly, a driving mechanism assembly, a foldable rudder piece control assembly and an angle measurement assembly, wherein the foldable rudder piece control assembly and the foldable rudder piece control assembly are arranged in a matched manner, a mounting bracket is arranged in the steering engine shell, the control circuit assembly, the driving mechanism assembly, the foldable rudder piece control assembly, the foldable rudder piece and the angle measurement assembly are arranged in the shell and are mounted on the mounting bracket, the mounting bracket is connected to the shell, the control circuit assembly is electrically connected to the driving mechanism assembly, and the driving mechanism assembly is connected with the foldable rudder piece through the foldable rudder piece control assembly and is used for driving the foldable rudder piece. The application solves the problems that the existing steering engine transmission mechanism has lower transmission efficiency, large transmission clearance and easy creeping under the condition of small-angle control. The application improves the transmission efficiency of the steering engine transmission mechanism and has the characteristics of small transmission clearance, small dead zone and small friction moment.
Description
Technical Field
The application belongs to the technical field of aviation aircrafts, and particularly relates to a miniature steering engine with a foldable rudder piece.
Background
With the rapid development of the aerospace field in recent years, the performance requirements of people on steering engines are higher and higher, and the steering engines gradually develop towards the directions of small volume and light weight. The steering engine is used as a driver for the position angle servo of the aircraft, is suitable for control systems which need the continuous change and maintenance of the angle, and is an important component for remotely controlling the control actions of aviation and aerospace models and changing the direction.
At present, the existing steering engine transmission mode mostly adopts a turbine worm mode for transmission, the turbine worm transmission efficiency is lower, the friction moment, the transmission clearance and the dead zone are larger, and particularly, the phenomena of creeping and the like are easy to occur under the condition of small-angle control.
Disclosure of Invention
The application aims to provide a miniature steering engine with a foldable rudder piece, which solves the problems that the existing steering engine transmission mechanism is low in transmission efficiency, large in transmission clearance and easy to creep under the condition of small-angle control. The application improves the transmission efficiency of the steering engine transmission mechanism and has the characteristics of small transmission clearance, small dead zone and small friction moment.
In order to solve the problems, the application adopts the following technical scheme:
the utility model provides a rudder piece folding miniature steering engine, a serial communication port, including steering engine casing, control circuit subassembly, actuating mechanism subassembly, folding rudder piece and with folding rudder piece cooperation setting folding rudder piece control assembly, angle measurement subassembly, set up the installing support in the steering engine casing, control circuit subassembly, actuating mechanism subassembly, folding rudder piece control assembly, angle measurement subassembly set up in the casing and install on the installing support, control circuit subassembly electricity is connected in the actuating mechanism subassembly, actuating mechanism subassembly passes through folding rudder piece control assembly and connects folding rudder piece for the folding rudder piece of drive.
For further optimization, the application is improved in the following aspects:
in some embodiments, the control circuit assembly includes a control circuit board and a mounting plate, the control circuit board is mounted on the mounting plate, a connector is provided between the mounting plate and the mounting bracket, and the mounting plate is connected to the mounting bracket through the connector.
In some embodiments, the drive mechanism assembly includes a motor and a decelerator, a power output end of the motor is connected to the decelerator, one end of the motor connected to the decelerator is connected to the mounting bracket, and the other end is connected to the mounting plate.
In some embodiments, the fold rudder blade control assembly includes a rudder blade fold locking assembly and a rudder blade angle adjustment assembly.
The rudder piece folding and locking assembly comprises a pressing bracket, a pressing spring and a pressing screw, wherein the pressing bracket is movably connected to the mounting bracket through the pressing screw, the pressing spring is sleeved on a screw rod of the pressing screw, one end of the pressing spring is overhead on the mounting bracket, and the other end of the pressing spring is overhead on a nut of the pressing screw.
The rudder blade angle adjusting assembly comprises a ball screw pair and a rotating body.
The ball screw pair comprises a screw, a screw nut and a guide rod, wherein the screw is connected to the mounting bracket through a bearing arranged at the end part of the screw, a poking pin and a guide hole are arranged on the screw nut, and the guide rod penetrates through the guide hole arranged on the screw nut and is fixed to the mounting bracket.
A rotating shaft is arranged on one side of the rotating body, the rotating shaft is arranged on the mounting bracket through a sliding bearing, a shifting fork is arranged on the same side of the rotating body, on which the rotating shaft is arranged, and is connected with a shifting pin on a screw nut, and the rotating body is connected with a ball screw pair through the shifting fork and the shifting pin; the rudder piece mounting groove is formed in the other side of the rotating body, the connecting shaft and the unfolding spring are arranged in the rudder piece mounting groove, the unfolding spring is sleeved on the rotating shaft, and the folding rudder piece is arranged in the rudder piece mounting groove through the connecting shaft and the unfolding spring.
In some embodiments, a locking screw hole is formed in the rotor at a position corresponding to the rudder piece mounting groove, and a rudder piece unfolding locking mechanism is arranged at the locking screw hole.
The rudder blade unfolding and locking mechanism comprises a locking nut, a locking pin and a locking spring, wherein a limiting block is arranged on the locking pin, the locking pin is movably installed in a locking screw hole in a matched mode, one end of the locking pin penetrates through the locking screw hole to extend into a rudder blade installation groove, the locking spring is sleeved at the other end of the locking pin, and the locking nut is in threaded connection with the locking screw hole.
In some embodiments, the angle measuring assembly is an angle measuring potentiometer, the angle measuring potentiometer is electrically connected to the control circuit assembly, and the angle measuring potentiometer is sleeved on the rotating shaft and is mounted on the mounting bracket.
In some embodiments, the drive mechanism assembly, the folded rudder blade control assembly, and the angle measurement assembly are in multiple groups.
The application has the beneficial effects that:
1. according to the steering wheel structure with the foldable rudder pieces, the four groups of driving mechanism components and the foldable rudder piece control components are matched with the control circuit, and through the rotation linkage of the four driving mechanisms, the synchronous angle adjustment of the four foldable rudder pieces is realized, meanwhile, the folded rudder pieces are unfolded after being locked and emitted before being emitted, and the requirements of storage, transportation and use of the steering wheel are met.
2. The steering wheel with the foldable rudder piece adopts the structural design that the driving mechanism is matched with the control assembly of the folding rudder piece, and the transmission mode adopts the mode that the ball screw, the poking pin, the rotator and the poking fork are matched, so that the problems of large transmission error, large friction moment and easy creeping of the traditional steering wheel are solved. The structural design of the mutual matching of the ball screw and the transmission body improves the transmission efficiency among the components, has small transmission clearance and dead zone and small transmission friction moment, and is suitable for the miniature steering engine.
3. According to the miniature steering engine with the foldable rudder piece, the four groups of speed reducing mechanisms are arranged and connected on the transmission support, the potentiometer is directly connected with the output shaft, the transmission mechanism can achieve larger transmission ratio under the condition that the using space is the same, the space is saved under the condition that the output torque is the same, and the design of the miniature steering engine can be achieved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present application;
FIG. 2 is an overall exploded view of the present application;
FIG. 3 is an exploded view of the internal structure of the present application;
FIG. 4 is a schematic view of a mechanism for adjusting the angle of a folding rudder blade
FIG. 5 is a schematic view of a combined structure of a folded rudder blade and a rudder blade unfolding locking assembly;
FIG. 6 is a right side view of FIG. 5;
FIG. 7 is a top view of FIG. 6;
FIG. 8 is a left side view of FIG. 5;
fig. 9 is a schematic structural view of the rotor.
Reference numerals illustrate:
in the figure: 1. steering engine shell; 2. a control circuit assembly; 21. a first control circuit board; 22. a second control circuit board; 3. A drive mechanism assembly; 31. a motor; 32. a speed reducer; 321. a driving wheel; 322. driven wheel; 4. Folding rudder pieces; 5. A folding rudder piece control assembly; 51. rudder piece folding and locking assembly; 511. compressing the bracket; 512. a compression spring; 513. a compression screw; 52. Rudder piece angle adjusting components; 521. a ball screw pair; 5211. a screw rod; 5212. a lead screw nut; 5213. a guide rod; 5214. a poking pin; 5215. a guide hole; 522. a rotating body; 5221. a rotating shaft; 5222. a sliding bearing; 5223. a shifting fork; 5224. an extension arm; 5225. fork grasping; 5226. rudder piece mounting grooves; 6. An angle measurement assembly; 7. a mounting bracket; 8. a connecting rod; 9. a connecting shaft; 10. expanding a spring; 11. the rudder piece expands the locking mechanism; 111. a lock nut; 112. a locking pin; 113. a locking spring; 114. a limiting block; 12. locking the screw hole.
Detailed Description
In order to clearly illustrate the technical characteristics of the present solution, the present solution is described below by means of specific embodiments and with reference to the accompanying drawings.
In the description of the present application, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.
In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1 and 2, the application discloses a micro steering engine with a foldable rudder piece, which comprises a steering engine shell 1, a control circuit assembly 2, a driving mechanism assembly 3, a foldable rudder piece 4, a foldable rudder piece control assembly 5 and an angle measuring assembly 6, wherein the foldable rudder piece control assembly 5 and the foldable rudder piece are matched with each other. The driving mechanism assemblies 3 are arranged in a plurality of groups, and each group of driving mechanism assemblies 3 is correspondingly provided with a group of folded rudder piece control assemblies 5, folded rudder pieces 4 and angle measuring assemblies 6.
In this embodiment, the driving mechanism assembly 3, the folded rudder piece control assembly 5, the folded rudder piece 4 and the angle measurement assembly 6 are set into four groups, and the four groups of driving mechanism assemblies 3 and the angle measurement assembly 6 are respectively and electrically connected to the control circuit assembly 2 through communication wires, and all the above components are installed in the housing of the steering engine.
The rudder piece folding miniature steering engine realizes the rotation linkage of four driving mechanisms, simultaneously realizes the locking and the unfolding after the folding rudder piece is transmitted, adopts ball screw transmission on a transmission mode, has higher transmission efficiency, small transmission gap and dead zone and small transmission friction moment, is more suitable for being used in miniature aircrafts, and solves the problems of large transmission error, large friction moment and easy creeping of the traditional miniature steering engine.
The steering engine shell 1 plays a role in supporting the whole steering engine internal mechanism, and two ends of the steering engine shell 1 can be designed into different interface forms according to the interface forms of other cabin sections. The steering engine shell 1 is internally provided with a mounting bracket 7, and the mounting bracket 7 is fixedly connected to the steering engine shell 1 through threads. The control circuit component 2, the driving mechanism component 3, the folded rudder piece control component 5, the folded rudder piece 4 and the angle measuring component 6 are arranged in the shell 1 and are arranged on the mounting bracket 7.
The control circuit component 2 is used as a part of electrical control and is used for controlling the action of the driving mechanism component 3 on one hand to realize the adjustment of the unfolding angle of the folded rudder piece; and on the other hand, the angle measuring assembly is connected through a communication line and is used for measuring the rotation angle of the rudder blade.
The control circuit assembly 2 is electrically connected to the driving mechanism assembly 3, and the driving mechanism assembly 3 is connected to the folding rudder piece 4 through the folding rudder piece control assembly 5 and is used for driving the folding rudder piece, and meanwhile communication with the angle measuring assembly is achieved.
The control circuit assembly 2 comprises a first control circuit board 21 and a second control circuit board 22, the first control circuit board 21 and the second control circuit board 22 are connected to the first control circuit board 21 and the second control circuit board 22 through communication wires, the corresponding installation of the first control circuit board 21 and the second control circuit board 22 is carried out on an installation plate 23, the installation plate is set to be an annular plate, a connecting rod 8 is arranged between the installation plate 23 and an installation support 7, one end of the connecting rod is connected to the installation plate, the other end of the connecting rod is connected to the installation support, and the installation plate 23 is fixedly connected to the installation support 7 through the connecting rod 8.
The driving mechanism assembly 3 is a power mechanism for folding rudder pieces, the driving mechanism assembly 3 comprises four groups of motors 31, the four groups of motors 31 are correspondingly arranged on the mounting bracket, the four groups of motors 31 correspond to four speed reducers 32, and the power output end of each motor 31 is connected with the corresponding speed reducer 32. The speed reducer 32 comprises a driving wheel 321 and a driven wheel 322, wherein the driving wheel is a pinion, and the driven wheel is a bull gear. Other decelerator capable of realizing the function can be selected. For example: a planetary gear reducer.
The main structure of the folded rudder piece control assembly 5 comprises a rudder piece folding and locking assembly 51 and a rudder piece angle adjusting assembly 52.
The rudder piece folding and locking assembly 51 is used for realizing the rudder piece locking function before launching, the rudder piece folding and locking assembly 51 comprises a pressing bracket 511, a pressing spring 512 and a pressing screw 513, the pressing bracket 511 is movably connected to the mounting bracket 511 through the pressing screw 513, the pressing spring is sleeved on a screw rod of the pressing screw 513, one end of the pressing spring 513 is overhead on the mounting bracket 7, and the other end of the pressing spring is overhead on a nut of the pressing screw 513.
Before the launching, the compression spring and the compression screw provide compression force for the compression bracket, the compression bracket is pressed on the folding rudder piece under the action of the elastic precompression force of the compression spring, and the folding rudder piece is folded and placed in a groove which is arranged on the mounting bracket and is used for accommodating the folding rudder piece, so that the folding rudder piece is in a folded state before the launching. After the rudder sheet is launched, the compaction support overcomes the compaction force of the compaction spring under the action of inertia force under the condition of high overload, and the rudder sheet is released to be unfolded.
The rudder piece folding locking assembly structure has the advantages that the rudder piece folding locking assembly structure is designed, the rudder piece folding state is adopted before the rudder piece folding locking assembly structure is transmitted, the occupied rudder piece space is reduced, the requirements of placing and transporting the miniature steering engine are met, and in addition, the folding rudder piece unfolding under the unpowered driving state is realized through the structural design.
As shown in fig. 3 and 4, the rudder blade angle adjusting assembly 52 is mainly used for controlling the angle adjustment of the folded rudder blade after unfolding, and its structure mainly includes a ball screw pair 521 and a rotating body 522, where the ball screw pair 521 and the rotating body 522 cooperate with each other to realize the rudder blade angle adjustment.
The ball screw pair 521 comprises a screw 5211, a screw nut 5212 and a guide rod 5213, the screw nut 5212 and the guide rod 5213 are arranged in a matched mode with the screw 5211, the screw 5211 is correspondingly arranged at two ends of the mounting bracket 7 through bearings arranged at the ends, a poking pin 5214 and a guide hole 5215 are arranged on the screw nut 5212, the guide rod 5213 penetrates through the guide hole 5215 arranged on the screw nut 5212 to be fixed on the mounting bracket 7, and the driving mechanism assembly drives the screw nut 5212 to linearly move along the guide rod 5213.
As shown in fig. 6 and 9, a rotating shaft 5221 is provided on one side of the rotating body 522, the rotating shaft 5221 is mounted on the mounting bracket 7 via a slide bearing 5222, and the rotating shaft 5221 is rotatable relative to the mounting bracket 7. The same side of the rotating body 522, on which the rotating shaft 5221 is installed, is provided with a shifting fork 5223, the shifting fork can be integrally formed with the rotating body, and can also be provided with a detachable structure, the shifting fork 5223 is provided with an extension arm 5224 and a fork grab 5225, the extension arm 5224 can be designed according to the deflection angle requirement of a folded rudder piece, the fork grab 5225 of the shifting fork 5223 is inserted on a poking pin 5214 on a screw nut 5212, the shifting fork 5223 is movably connected with the poking pin 5214 of the screw nut 5212, the rotating body 522 is connected with a ball screw pair 521 through the shifting fork 5223 and the poking pin 5214, and the movement of the ball screw pair drives the rotating body to rotate within a certain angle range, so that the angle of the rudder piece is adjusted.
As shown in fig. 7 and 8, a rudder piece mounting groove 5226 is formed on the other side of the rotor 522, a connecting shaft 9 for connecting the folded rudder piece 4 and an expanding spring 10 are mounted in the rudder piece mounting groove 5226, the expanding spring 10 is sleeved on the connecting shaft 9, the expanding spring 10 uses a torsion spring, one end of the expanding spring is pressed on the folded rudder piece 4, and the other end of the expanding spring is pressed on the connecting shaft 9 to provide an expanding moment for the rudder piece.
As shown in fig. 5 and 7, in order to ensure the stability of the rudder piece after being unfolded, a rudder piece unfolding locking mechanism 11 is arranged on the rotor 522 at a position corresponding to the rudder piece mounting groove 5226, and a locking screw hole 12 is formed on one side of the rudder piece mounting groove 5226, and the rudder piece unfolding locking mechanism 11 is connected to the side wall of the rotor 522, which is close to the rudder piece mounting groove 5226, through the locking screw hole 12 for locking the rudder piece.
The rudder piece unfolding locking mechanism 11 comprises a locking nut 111, a locking pin 112 and a locking spring 113, wherein a limiting block 114 is connected to the locking pin 112 in a threaded manner, the locking pin 112 is movably mounted in a locking screw hole 12 in cooperation with the limiting block 114, one end of the locking pin 112 penetrates through the locking screw hole 12 to partially extend into a rudder piece mounting groove 5226, the limiting block 114 can limit the insertion length of the locking pin 112, the locking spring 113 is sleeved on the other end of the locking pin 112, the locking nut 111 is connected to the locking screw hole 12 in a threaded manner, one end of the locking spring 113 is overhead on the locking nut 111, the other end of the locking spring 113 is overhead on the limiting block 114, and the locking spring 113 provides pretightening force for the locking pin. The locking pin can slide back and forth in the locking nut, is driven by the locking spring 113, and is inserted into a rudder piece locking hole formed in the folded rudder piece after the folded rudder piece is unfolded in place, so that locking of the folded rudder is realized.
As shown in fig. 4, in order to realize the measurement of the deflection angle of the rudder piece, a goniometer assembly 6 is further provided on the mounting bracket, the goniometer assembly 6 is a goniometer, a semicircle hole is provided in the middle of the goniometer, and the goniometer is sleeved on a rotating shaft 5221 provided on one side of the rotating body and is mounted on the mounting bracket 7, and the semicircle hole is matched with the rotating shaft for measuring the rotation angle of the rotating shaft. The angle measurement potentiometer is electrically connected with the control circuit board through a communication line and used for transmitting rotation angle data measured by the angle measurement potentiometer.
Rudder piece folding miniature steering engine working principle:
before the miniature steering engine is launched, under the combined action of a compression spring, a compression screw and a compression bracket, the folding rudder piece is pressed in a groove which is arranged on the mounting bracket and used for accommodating the folding rudder piece, and at the moment, the folding rudder piece is in a folding state. During launching, under the action of launching overload, the compression support compresses the compression spring under the action of overload force, and the folded rudder piece is released and unfolded. The control circuit of the control circuit board simultaneously controls the four motors to start, and the motors drive the screw rod of the ball screw pair to rotate through the speed reducer, so that the screw rod nut is driven to do linear motion along the guide rod; the poking pin on the screw nut is connected with the poking fork arranged on the rotating body, and the screw nut makes linear reciprocating motion to drive the rotating body to rotate along the rotating shaft, so that the angle of the folded rudder piece is adjusted.
The foregoing is only a preferred embodiment of the present application, and it will be apparent to those skilled in the art that numerous modifications and variations can be made without departing from the principles of the application, and such modifications and variations are considered to be within the scope of the application.
Claims (8)
1. The miniature steering engine with the foldable rudder piece is characterized by comprising a steering engine shell, a control circuit assembly, a driving mechanism assembly, a foldable rudder piece control assembly and an angle measurement assembly, wherein the foldable rudder piece control assembly and the foldable rudder piece control assembly are matched with the foldable rudder piece; the rudder piece control assembly comprises a rudder piece folding locking assembly and a rudder piece angle adjusting assembly, wherein the rudder piece folding locking assembly comprises a pressing bracket, a pressing spring and a pressing screw, the pressing bracket can be movably connected to the mounting bracket through the pressing screw, the pressing spring is sleeved on a screw rod of the pressing screw, one end of the pressing spring is propped on the mounting bracket, and the other end of the pressing spring is propped on a screw cap of the pressing screw; before launching, the compression spring and the compression screw provide compression force for the compression bracket, the compression bracket is pressed on the folding rudder piece under the action of the elastic precompression force of the compression spring, and the folding rudder piece is folded and placed in a groove which is arranged on the mounting bracket and is used for accommodating the folding rudder piece, so that the folding rudder piece is ensured to be in a folded state before launching; after the rudder sheet is launched, the compaction support overcomes the compaction force of the compaction spring under the action of inertia force under the condition of high overload, and the rudder sheet is released to be unfolded.
2. The steering engine of claim 1, wherein the control circuit assembly comprises a control circuit board and a mounting plate, the control circuit board is mounted on the mounting plate, a connecting piece is arranged between the mounting plate and the mounting bracket, and the mounting plate is connected with the mounting bracket through the connecting piece.
3. The steering engine of claim 2, wherein the driving mechanism assembly comprises a motor and a speed reducer, wherein a power output end of the motor is connected with the speed reducer, one end of the motor connected with the speed reducer is connected with the mounting bracket, and the other end of the motor connected with the mounting plate.
4. The steering wheel according to claim 1, wherein the steering wheel angle adjusting assembly comprises a ball screw pair and a rotator;
the ball screw pair comprises a screw, a screw nut and a guide rod, wherein the screw is connected to the mounting bracket through a bearing arranged at the end part, a poking pin and a guide hole are arranged on the screw nut, and the guide rod is fixed on the mounting bracket through the guide hole arranged on the screw nut;
a rotating shaft is arranged on one side of the rotating body, the rotating shaft is arranged on the mounting bracket through a sliding bearing, a shifting fork is arranged on the same side of the rotating body, on which the rotating shaft is arranged, and is connected with a shifting pin on a screw nut, and the rotating body is connected with a ball screw pair through the shifting fork and the shifting pin; the rudder piece mounting groove is formed in the other side of the rotating body, the connecting shaft and the unfolding spring are arranged in the rudder piece mounting groove, the unfolding spring is sleeved on the rotating shaft, and the folding rudder piece is arranged in the rudder piece mounting groove through the connecting shaft and the unfolding spring.
5. The steering engine of claim 4, wherein the rotor has locking screw holes corresponding to the rudder blade mounting grooves, and rudder blade unfolding locking mechanisms are arranged at the locking screw holes.
6. The steering engine of claim 5, wherein the rudder blade unfolding and locking mechanism comprises a locking nut, a locking pin and a locking spring, a limiting block is arranged on the locking pin, the locking pin is movably mounted in a locking screw hole in a matched mode, one end of the locking pin penetrates through the locking screw hole to extend into the rudder blade mounting groove, the locking spring is sleeved on the other end of the locking pin, and the locking nut is connected to the locking screw hole in a threaded mode.
7. The steering engine of claim 1, wherein the angle measuring assembly is an angle measuring potentiometer, the angle measuring potentiometer is electrically connected to the control circuit assembly, and the angle measuring potentiometer is sleeved on the rotating shaft and is mounted on the mounting bracket.
8. The steering engine of claim 1, wherein the drive mechanism assembly, the folded rudder blade control assembly, and the angle measuring assembly are provided in multiple groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210119123.1A CN114408163B (en) | 2022-02-08 | 2022-02-08 | Steering wheel with foldable rudder piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210119123.1A CN114408163B (en) | 2022-02-08 | 2022-02-08 | Steering wheel with foldable rudder piece |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114408163A CN114408163A (en) | 2022-04-29 |
| CN114408163B true CN114408163B (en) | 2023-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210119123.1A Active CN114408163B (en) | 2022-02-08 | 2022-02-08 | Steering wheel with foldable rudder piece |
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| Country | Link |
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| CN (1) | CN114408163B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115218728A (en) * | 2022-08-26 | 2022-10-21 | 上海翔骜电子科技有限公司 | Electric steering engine and control system thereof |
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| CN110733630A (en) * | 2019-10-25 | 2020-01-31 | 北京机电工程研究所 | steering engine for miniature aircraft |
| CN111220032A (en) * | 2019-11-18 | 2020-06-02 | 中国空空导弹研究院 | Four-channel linkage unlocking mechanism of small folding control surface |
| CN112319768A (en) * | 2020-11-12 | 2021-02-05 | 西安长峰机电研究所 | Embedded folding wing mechanism |
| CN215114243U (en) * | 2021-05-21 | 2021-12-10 | 贵州航天控制技术有限公司 | Folding and unfolding mechanism for mechanical control surface and flight device |
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