CN214241216U - Propeller controller for unmanned aerial vehicle - Google Patents
Propeller controller for unmanned aerial vehicle Download PDFInfo
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- CN214241216U CN214241216U CN202023241256.1U CN202023241256U CN214241216U CN 214241216 U CN214241216 U CN 214241216U CN 202023241256 U CN202023241256 U CN 202023241256U CN 214241216 U CN214241216 U CN 214241216U
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- aerial vehicle
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Abstract
The utility model discloses a screw controller for unmanned aerial vehicle, screw controller includes: the device comprises a shell, a main control circuit board, a driving circuit board, an aviation connector and a switch; the main control circuit board and the driving circuit board are arranged in the shell and are mutually connected through the connectors between the boards, and the aviation connector and the switch are arranged on the shell and are respectively connected to the driving circuit board. The automatic adjustment of rotational speed can be realized to this scheme, can satisfy unmanned aerial vehicle ground debugging and air flight operation requirement.
Description
Technical Field
The utility model belongs to the technical field of automatic control, more specifically relates to a screw controller for unmanned aerial vehicle.
Background
The power device of the unmanned aerial vehicle generally comprises an engine and a propeller, and power generated by the engine is transmitted to the propeller through a speed reducer to generate power required by the advancing of the unmanned aerial vehicle. The propeller can be divided into a fixed-pitch propeller and a variable-pitch propeller according to the propeller pitch, the propeller pitch of the fixed-pitch propeller is fixed, the efficiency is higher only in a fixed speed range, and the efficiency is lower in other states; the pitch propeller can change the pitch angle according to the flying speed and the altitude in flight, so that the unmanned aerial vehicle can utilize the maximum effective power of the engine at any flying speed. In the flying process of the unmanned aerial vehicle, along with the change of external airflow or the change of different flying states, the damping torque acting on the propeller changes along with the change of the external airflow, and the rotating speed of the engine changes along with the change of the damping torque. When the engine speed is too big or too little, can produce the influence to unmanned aerial vehicle's flight. Therefore, in order to ensure the stability and reliability of the engine rotating speed, the pitch angle of the propeller needs to be adjusted to enable the engine to operate in a reasonable rotating speed range. Most of existing propeller controllers are man-machine products, and the expected rotating speed control function can be realized only by manual operation.
Therefore, the propeller controller for the unmanned aerial vehicle is expected to be developed, can be applied to control of the electric variable pitch propeller of the medium-large unmanned aerial vehicle, integrates a control system in a box body, and meets the ground debugging and air flight use requirements of the unmanned aerial vehicle.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a screw controller for unmanned aerial vehicle according to unmanned aerial vehicle's characteristics of use, can satisfy unmanned aerial vehicle automatic adjustment's operation requirement, and with control system integration in the box, small in size, the overall arrangement is compact, uses and maintains the convenience.
In order to achieve the above object, the utility model provides a screw controller for unmanned aerial vehicle, screw controller includes: the device comprises a shell, a main control circuit board, a driving circuit board, an aviation connector and a switch;
the main control circuit board and the driving circuit board are arranged in the shell and are mutually connected through an inter-board connector, and the aviation connector and the switch are arranged on the shell and are respectively connected to the driving circuit board.
Optionally, the main control circuit board and the driving circuit board are sequentially stacked in the housing from bottom to top, and the inter-board connector is located between the main control circuit board and the driving circuit board.
Optionally, the aviation connector comprises a first aviation socket and a second aviation socket, the first aviation socket is used for connecting a power supply and a flight control computer, and the second aviation socket is used for connecting the propeller.
Optionally, the switch is an interactive toggle switch, and the switch includes a self-locking two-gear switch and a self-returning three-gear switch.
Optionally, the electronic device further comprises a status indicator light, wherein the status indicator light is arranged on the main control circuit board and extends out of the shell through the opening in the shell.
Optionally, the status indicator lamps are connected with the shell in a sealing manner through glue, and the two status indicator lamps are respectively used for indicating the power-on status and the working status of the main control circuit board.
Optionally, the casing includes box and apron, the opening edge of box is equipped with the seal groove, inlay in the seal groove and be equipped with the doublet sealing washer, the apron cover in on the opening of box to reach through the screw the cooperation of doublet sealing washer is sealed the opening of box.
Optionally, the aviation connector and the switch are respectively connected to the driving circuit board through interconnection cables.
Optionally, the aviation connector is hermetically connected with the shell through a conductive gasket.
The beneficial effects of the utility model reside in that: the propeller controller is suitable for the unmanned aerial vehicle, integrates a control system in a box body, is small in size, compact in layout and convenient to use and maintain, can realize automatic control of the rotating speed of the propeller, and enables the unmanned aerial vehicle to utilize the maximum effective power of an engine at any flying speed; can switch the mode, satisfy unmanned aerial vehicle ground debugging and air flight and use.
Other features and advantages of the present invention will be described in detail in the detailed description which follows.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent by describing in more detail exemplary embodiments thereof with reference to the attached drawings, in which like reference numerals generally represent like parts throughout the exemplary embodiments of the present invention.
Fig. 1 shows an exploded view of a propeller controller for an unmanned aerial vehicle according to an embodiment of the present invention.
Fig. 2 shows an assembly diagram of a propeller controller for an unmanned aerial vehicle according to an embodiment of the present invention.
Description of the reference numerals
1. A self-locking two-gear switch; 2. a self-centering three-gear switch; 3. a first screw; 4. a cover plate; 5. a drive circuit board; 6. a main control circuit board; 7. a box body; 8. a first aviation socket; 9. a second aviation socket; 10. a second screw.
Detailed Description
Preferred embodiments of the present invention will be described in more detail below. While the following describes preferred embodiments of the present invention, it should be understood that the present invention may be embodied in various forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
The utility model discloses a screw controller for unmanned aerial vehicle, screw controller includes: the device comprises a shell, a main control circuit board, a driving circuit board, an aviation connector and a switch;
the main control circuit board and the driving circuit board are arranged in the shell and are mutually connected through the connectors between the boards, and the aviation connector and the switch are arranged on the shell and are respectively connected to the driving circuit board.
Specifically, a control object of the propeller controller is an electric variable-pitch propeller and comprises a flight mode and a ground mode, the aviation connector is used for connecting a power supply, a flight control computer and an unmanned aerial vehicle propeller, and the switch is used for switching the mode of the propeller;
when the propeller controller is in a flight mode, the main control circuit board can receive a rotating speed signal of the propeller and a rotating speed instruction signal issued by the flight control computer through the aviation connector, and generates a control signal according to the rotating speed signal and the rotating speed deviation of the rotating speed instruction signal; the control signal is transmitted to the driving circuit board, the driving circuit board generates a driving signal according to the control signal, the driving signal is transmitted to the pitch changing motor of the propeller through the aviation connector, the pitch angle of the propeller is changed, the propeller of the unmanned aerial vehicle is operated by an engine of the propeller in a reasonable rotating speed range and is an electric pitch changing propeller which comprises a flight mode and a ground mode,
the propeller controller can acquire a rotating speed signal, receive an instruction signal of the flight control computer and output a driving signal according to the deviation to control the pitch change of the electric variable-pitch propeller, so that the rotating speed automatic control function of the variable-pitch propeller is realized, and the unmanned aerial vehicle can utilize the maximum effective power of an engine at any flight speed; the working mode can be switched through the switch, so that the ground debugging and air flying use of the unmanned aerial vehicle are met; each part is integrated in the shell, so that the volume is small, the layout is compact, and the use and the maintenance are convenient.
Alternatively, the main control circuit board and the driving circuit board are sequentially stacked in the shell from bottom to top, and the inter-board connector is located between the main control circuit board and the driving circuit board.
Specifically, the main control circuit board and the driving circuit board are arranged in the shell in a stacked mode and are respectively fixed on the shell through screws, so that the size of the shell can be reduced, the controller is smaller, and the structure is more compact.
Alternatively, the aviation connector comprises a first aviation socket and a second aviation socket, the first aviation socket is used for connecting the power supply and the flight control computer, and the second aviation socket is used for connecting the propeller.
As an alternative, the switch is a mutual toggle switch, and the switch comprises a self-locking two-gear switch and a self-returning three-gear switch.
Specifically, two grades of switches of self-locking type are used for switching the mode of screw, and when the screw controller was ground mode, the pitch angle of screw can be adjusted from returning chinese style three-gear switch, when switching unmanned aerial vehicle's screw to the air flight mode through two grades of switches of self-locking type, the pitch angle can't be adjusted from returning chinese style three-gear switch inefficacy.
As an alternative, the intelligent control cabinet further comprises a status indicator light, wherein the status indicator light is arranged on the main control circuit board and extends out of the shell through an opening in the shell.
As an alternative, the status indicator lamps are connected with the shell in a sealing mode through gluing, and the two status indicator lamps are used for indicating the power-on state and the working state of the main control circuit board respectively.
As an alternative scheme, the shell comprises a box body and a cover plate, a sealing groove is formed in the edge of an opening of the box body, a double-peak sealing ring is embedded in the sealing groove, the cover plate covers the opening of the box body, and the opening of the box body is sealed through the matching of a screw and the double-peak sealing ring.
Alternatively, the aviation connector and the switch are respectively connected to the driving circuit board through interconnection cables.
Alternatively, the aviation connector and the shell are hermetically connected through a conductive gasket.
Examples
Fig. 1 shows an exploded view of a propeller controller for a drone of the present embodiment; fig. 2 shows an assembly diagram of the propeller controller for the unmanned aerial vehicle of the present embodiment.
As shown in fig. 1 and 2, the propeller controller for the unmanned aerial vehicle of the embodiment includes a housing, the housing includes a box body 7 and a cover plate 4, a sealing groove is arranged at an edge of an opening of the box body 7, a double-peak sealing ring is embedded in the sealing groove, the cover plate 4 covers the opening of the box body 7, and the opening of the box body 7 is sealed through the matching of a first screw 3 and the double-peak sealing ring;
the main control circuit board 6 and the driving circuit board 5 are sequentially stacked in the box body 7 from bottom to top and are connected with each other through the connectors between boards;
the first aviation socket 8 and the second aviation socket 9 are respectively arranged on the side wall of one end of the box body 7 through the matching of a conductive gasket and a second screw 10 and are hermetically connected with the box body 7, the first aviation socket 8 and the second aviation socket 9 are respectively connected to the driving circuit board 5 through internal interconnection cables, wherein the first aviation socket 8 is used for connecting a power supply and a flight control computer, and the second aviation socket 9 is used for connecting an unmanned aerial vehicle propeller; a rotating speed instruction signal sent by a flight control computer and received by the first aviation socket 8 and an unmanned aerial vehicle propeller rotating speed signal collected by the second aviation socket 9 are sequentially transmitted to the main control circuit board 6 through the driving circuit board 5 and the inter-board connector, and the main control circuit board 6 generates a control signal according to the rotating speed signal and the rotating speed deviation of the rotating speed instruction signal; the main control circuit board 6 transmits the control signal to the driving circuit board 5 through the inter-board connector, the driving circuit board 5 generates a driving signal according to the control signal, transmits the driving signal to a pitch changing motor of a propeller of the unmanned aerial vehicle through the second aviation socket 9, changes the pitch angle of the propeller and enables an engine of the propeller to operate within a reasonable rotating speed range;
the self-locking two-gear switch 1 and the self-centering three-gear switch 2 are arranged on the side wall at the other end of the box body 7 and are respectively connected to the driving circuit board 5 through internal interconnection cables, wherein the self-locking two-gear switch 1 and the self-centering three-gear switch 2 are both interactive toggle switches, the self-locking two-gear switch 1 is used for switching a propeller working mode of the unmanned aerial vehicle, and the self-centering three-gear switch 2 is used for adjusting a pitch angle in a ground debugging mode;
the two state indicating lamps are arranged on the main control circuit board 6, extend out of the box body 7 through the holes in the box body 7 and are connected with the box body 7 in a sealing mode through gluing, and the two state indicating lamps are used for indicating the power-on state and the working state respectively.
The propeller controller can be used for controlling the electric variable-pitch propeller of the medium-sized and large-sized unmanned aerial vehicles, two working modes of flight and ground can be switched through a self-locking two-gear switch outside the box body, and the propeller controller can realize constant-speed control and remote regulation control in the flight mode; in the ground mode, the variable pitch can be controlled by a manual shifting knob of a self-centering three-gear switch outside the box body. Satisfy unmanned aerial vehicle ground debugging and air flight operation requirement to possess the state indication function, this equipment small in size, the overall arrangement is compact, uses and maintains the convenience.
While various embodiments of the present invention have been described above, the above description is intended to be illustrative, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments.
Claims (9)
1. A propeller controller for a drone, the propeller controller comprising: the device comprises a shell, a main control circuit board, a driving circuit board, an aviation connector and a switch;
the main control circuit board and the driving circuit board are arranged in the shell and are mutually connected through an inter-board connector, and the aviation connector and the switch are arranged on the shell and are respectively connected to the driving circuit board.
2. The propeller controller for unmanned aerial vehicle of claim 1, wherein the main control circuit board and the driving circuit board are stacked in the housing in sequence from bottom to top, and the inter-board connector is located between the main control circuit board and the driving circuit board.
3. A propeller controller for unmanned aerial vehicles according to claim 1, wherein the aviation connector includes a first aviation socket for connecting to a power supply and a flight control computer and a second aviation socket for connecting to the propeller.
4. The propeller controller for unmanned aerial vehicle of claim 1, wherein the switch is a toggle switch, the switch comprising a self-locking two-position switch and a self-centering three-position switch.
5. The propeller controller for unmanned aerial vehicle of claim 1, further comprising a status indicator light, the status indicator light being disposed on the main control circuit board and extending out of the housing through an opening in the housing.
6. The propeller controller for an unmanned aerial vehicle of claim 5, wherein the status indicator light is connected with the housing in a sealing manner by gluing, and the two status indicator lights are respectively used for indicating the power-on status and the working status of the main control circuit board.
7. The propeller controller for unmanned aerial vehicle of claim 1, wherein the housing comprises a box body and a cover plate, a sealing groove is formed in an edge of an opening of the box body, a double-peak sealing ring is embedded in the sealing groove, and the cover plate covers the opening of the box body and seals the opening of the box body through matching of a screw and the double-peak sealing ring.
8. The propeller controller for unmanned aerial vehicle of claim 1, wherein the aviation connector and the switch are respectively connected to the driving circuit board through interconnection cables.
9. The propeller controller for a drone of claim 1, wherein the aero connector and the housing are sealingly connected by an electrically conductive gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023241256.1U CN214241216U (en) | 2020-12-29 | 2020-12-29 | Propeller controller for unmanned aerial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023241256.1U CN214241216U (en) | 2020-12-29 | 2020-12-29 | Propeller controller for unmanned aerial vehicle |
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| Publication Number | Publication Date |
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| CN214241216U true CN214241216U (en) | 2021-09-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202023241256.1U Active CN214241216U (en) | 2020-12-29 | 2020-12-29 | Propeller controller for unmanned aerial vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114379770A (en) * | 2022-01-21 | 2022-04-22 | 夏青元 | Unmanned aerial vehicle electric constant speed variable pitch propeller rotating speed and propeller pitch automatic controller |
-
2020
- 2020-12-29 CN CN202023241256.1U patent/CN214241216U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114379770A (en) * | 2022-01-21 | 2022-04-22 | 夏青元 | Unmanned aerial vehicle electric constant speed variable pitch propeller rotating speed and propeller pitch automatic controller |
| CN114379770B (en) * | 2022-01-21 | 2024-05-14 | 夏青元 | Unmanned aerial vehicle motor constant speed variable pitch screw rotational speed and pitch automatic control ware |
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