Patent Publication Number: US-2023159163-A1

Title: Rotary aircraft and interactive method of the same

Description:
FIELD OF THE INVENTION 
     The present invention relates to aircraft technical field, more particularly relates to a rotary aircraft and interactive method of the same. 
     BACKGROUND OF THE INVENTION 
     As people&#39;s living standards improve, the demands for toys are getting higher and higher, and flying toys emerge at the moment. Chinese Utility Model No. 201721262985.0 discloses a LED spherical display with an unmanned aerial vehicle assemble, which includes a frame, a display module, an unmanned aerial vehicle assemble, and a power assemble. The display module is fixed in the frame, the unmanned aerial vehicle assemble and a power assemble are provided in the display module. The unmanned aerial vehicle assemble drives the frame, and the display module and the power assemble in the frame to fly. The power assemble drive the display module to fly in its own axis. 
     Although the LED spherical display with an unmanned aerial vehicle assemble disclosed in the above patent can fly and project, its huge volume, and the limitation in the structure design result in the deficiencies such as not suitable for enlightening the children, lacking of enjoyments, which can not satisfy the user&#39;s demands for the flying toy. 
     SUMMARY OF THE INVENTION 
     The object of the present invention is to provide a rotary aircraft around its axis and interactive method of the same, which resolves the technical problems that flight toys can not meet the users&#39; demands. 
     To achieve the above object, the present invention provide a rotary aircraft, which includes a cover, a driving shaft in the cover, an electric control board on the cover, and a flight assembly mounted on the driving shaft and coupled electrically with the electrical control board, a driving assemble mounted on the flight assembly and coupled electrically with the electrical control board, connected with the driving shaft and driving it to rotate so as to rotate the cover, and a light bar mounted on the cover and coupled electrically with the electrical control board, used for displaying a presetting pattern or text. 
     The rotary aircraft also includes a signal transmitting element and a signal receiving element both coupled electrically with the electrical control board. The signal transmitting element can be mounted on the cover, the light bar or the fight assemble, the signal receiving element is mounted on the fight assemble. 
     Optionally, the electrical control board is provided with a control circuit which is coupled electrically with all of the light bar, the signal transmitting element, the signal receiving element, the flight assemble and the driving assemble. A surface, facing to the flight assemble, of the electrical control board is provided with a continuous conductive unit and an intermittent conductive unit, both coupled electrically with the control circuit. The continuous conductive unit is matched with a first elastic conductive unit, when the cover drives the electric control board to rotate a circle, the first elastic conductive unit is against with the continuous conductive unit. The intermittent conductive unit is matched with a second elastic conductive unit, when the cover drives the electric control board to rotate a circle, the second elastic conductive unit contacts the intermittent conductive unit at least once. The first elastic conductive unit and the second elastic conductive unit both are mounted in the flight assemble and are coupled with a supply power mounted on the flight assemble. 
     Optionally, the electrical control board is provided with a control circuit which is coupled electrically with all of the light bar, the signal transmitting element, the signal receiving element, the flight assemble and the driving assemble. The light bar is provided with a power supply element and a signal receiving circuit, and the power supply element is coupled electrically with the signal receiving circuit and supplies it. The signal receiving circuit and the control circuit are communication connection. 
     Optionally, the rotary aircraft also includes a connector mounted on a side of the flight assemble, both of the first elastic conductive unit and the second elastic conductive unit are mounted a connector. 
     Optionally, the connector includes a mounting plate and a connecting rod with a first end and a second end. The first end of the connecting rod is connected with the outside of the flight assemble, the second end of the connecting rod is connected with the mounting plate. The mounting plate is provided with a first mounting position where the first electrical conductive unit is mounted and a second mounting position where the second electrical conductive unit is mounted. 
     Optionally, two ends of the driving shaft are connected respectively with an inner wall of the cover. The driving shaft is also fixed with a drive gear, driven by the driving assemble. An inner side of the drive gear is against with another side of the flight assemble. 
     Optionally, the driving shaft passes longitudinally across the flight assemble. 
     Optionally, the driving shaft passes transversely across the flight assemble. 
     Optionally, the light bar includes multiple display lights, each coupled electrically to the control circuit, each disposed toward the exterior of the cover. 
     The above one or more of the rotary aircraft provided in embodiments of the present invention have at least one of the following technical effects: 
     When the rotary aircraft is used, the rotary aircraft is thrown out, the flight assemble is started, the rotary aircraft self-steadily flies according to a throwing angel, simultaneously, the driving assemble drives the driving shaft to rotate so as to drive the cover to rotate, the flight process, the force generated by the rotation of the cover balances the flight force of the flight assemble to achieve a stable flight. The light bar rotates with the cover and projects the presetting pattern or text to achieve enlightening education and improve the enjoyment of the flight toy and satisfy the demands of the users. 
     To achieve the above object, the present invention also includes an interactive method if the rotating aircraft, which includes the following steps: 
     Step S 100 , the flight assemble starts to drive the cover to fly, simultaneously, the driving assemble starts to drive the driving shaft to rotate so as to rotate the cover. 
     Step S 200 , the signal transmitting element sends a sensing signal to the outside of the cover. 
     Step S 300 , the signal receiving element receives at least two triggering signals sent by at least one user and sends the two triggering signals to the electrical control board, wherein, each of the triggering signals is the reflected signal that the sensing signal is sent to the user and reflected to the signal receiving element, at least two of the triggering signals are reflected to the signal receiving element at the same time point or in a specific time. 
     Step S 400 : the electrical control board controls the light bar to display the presetting pattern and text according to the triggering signals or control the flight assemble to change the flight attitude. 
     The above one or more of the rotary aircraft provided in embodiments of the present invention have at least one of the following technical effects: 
     When the signal receiving element receives at least two of the triggering signals sent by at least one user, the electrical control board controls the lighter bar to display the presetting pattern and text, the triggering signals can be generated by a user to waving his two hand respectively or by the user to wave one hand continuously in a specific time, or two or more users to generate one triggering signal respectively at the same time, so that the interaction with the aircraft can be achieved by more actions of one user and the simultaneous actions of multiple users, which improves the enjoyment of the rotary aircraft and satisfy the demands of the user. 
    
    
     
       BRIEF DESCRIPTION OF THE DRAWINGS 
       In order to more clearly illustrate the technical schemes in the embodiments in the present invention, the drawings needed in the embodiments or the prior technical description are briefly introduced below. Obviously, the drawings described below are only some embodiments in the present invention, and for those skilled in the art, additional drawings may be obtained according to the drawings below without creative work. 
         FIG.  1    is a perspective view of the rotary aircraft in accordance to an embodiment of the present invention. 
         FIG.  2    is a decomposition view of the rotary aircraft in accordance to an embodiment of the present invention. 
         FIG.  3    is a perspective view of the rotary aircraft removing the cover in accordance to an embodiment of the present invention. 
         FIG.  4    is another perspective view of the rotary aircraft removing the cover in accordance to an embodiment of the present invention. 
         FIG.  5    is a decomposition view of the flight assemble, the connector and the electrical control board of rotary aircraft in accordance to an embodiment of the present invention. 
         FIG.  6    is the other decomposition view of the flight assemble, the connector and the electrical control board of rotary aircraft in accordance to an embodiment of the present invention. 
         FIG.  7    is a perspective view of the rotary aircraft removing the cover in accordance to the other embodiment of the present invention. 
         FIG.  8    is a perspective view of the light bar of the rotary aircraft in accordance to the other embodiment of the present invention. 
         FIG.  9    is a flow view of an interactive method based on a rotary aircraft in accordance to the other embodiment of the present invention. 
     
    
    
     DETAILED DESCRIPTION OF ILLUSTRATED EMBODIMENTS 
     In order to make the invention purpose, the technical scheme and the technical effect more clearly be understood, the invention is further explained in combination with the concrete embodiment below. It should be understood that the specific embodiments described herein are only used to interpret the invention and are not used to limit the invention. 
     Embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the attached drawings, in which the same or similar labels represent the same or similar elements or elements with the same or similar function. The embodiments described below by reference to the attached drawings are exemplary and are intended to explain embodiments of the present invention and cannot be understood as limits in the present invention. 
     In the description of the embodiments of the present invention, it should be understood that the directional indications involved in the embodiments, such as the “upper”, “lower”, “left”, “right”, “front”, “rear”, “internal” and “external”, indicating orientation or location relationship, are based on the orientation or position relationship showed in the figures. These directional indications are only for describing the embodiments in the present invention and simplifying the description, rather than indicating or implying that the device or the element must be constructed and operated in a specified azimuth, which cannot be understood as a limitation of the present invention. 
     Further, the terms “first”, and “second” are used only for description purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defining “first” and “second” may expressly or implicitly include one or more of the features. In the description of the embodiments of the present invention, the “plurality of” means two or more unless otherwise specifically limits. 
     In the embodiments of the invention, unless otherwise clearly specified and defined, the terms, “installed”, “connected”, “or “fixed” should be generally understood, for example, a fixed connection, or a removable connection, a mechanical connection or an electrical connection, or an directly connection or an indirectly connection through an intermediate media, or a connection within two elements or the interaction of two elements. For those of ordinary skilled in the art, the specific meaning of the above terms in the embodiment of the present invention may be understood under specific circumstances. 
     Referring to  FIG.  1    to  FIG.  3   , in accordance to an embodiment of the present invention, the present invention provide a rotary aircraft, which includes a cover  100 , a driving shaft  200  in the cover  100 , an electric control board  300  on the cover  100 . 
     The rotary aircraft also includes a flight assembly  400  mounted on the driving shaft  200  and coupled electrically with the electrical control board  300 , a driving assemble  500  mounted on the flight assembly  40  and coupled electrically with the electrical control board  300 , connecting with the driving shaft  200  and driving it to rotate so as to rotate the cover  100 , and a light bar  600  mounted on the cover  100  and coupled electrically with the electrical control board  300 , used for displaying a presetting pattern or text. 
     The number of the light bar  600  is at least one such as eight, eight of the light bars  600  are uniformly disposed in the cover  100  to improve the display effect. 
     In use, the rotary aircraft is thrown out at a throwing angel, the flight assemble  400  is started to drive the rotary aircraft to self-steadily fly according to the throwing angel, simultaneously, the driving assemble  500  drives the driving shaft  200  to rotate so as to drive the cover  100  to rotate. In the flight process, the force generated by the rotation of the cover  100  balances the flight force of the flight assemble  400  to achieve a stable flight. The light bar  600  rotates with the cover  100  and projects the presetting pattern or text to achieve enlightening education and improve the enjoyment of the flight toy and satisfy the demands of the users. 
     The electrical control board  300  is provided with a control program, based on which the electric control board  300  controls the driving assemble  500  and the flight assemble  400 . 
     The rotary aircraft also includes an acceleration transducer coupled electrically with the electrical control board  300  and mounted on the electrical control board  300  or the flight assemble  400 . The acceleration transducer sends a reflected signal to the electrical control board  300 , the electrical control board  300  controls the flight assemble  400  to start and achieve the flight control of the flight assemble  400 . 
     Referring to  FIG.  1    to  FIG.  3   , The rotary aircraft also includes a rotary electric motor  510  driving the shaft  200  to rotate. 
     Referring to  FIG.  1    to  FIG.  3    and  FIG.  4   , in accordance to an embodiment of the present invention, the rotary aircraft also includes a signal transmitting element  710  and a signal receiving element  720  both coupled electrically with the electrical control board  300 . The signal transmitting element  710  can be mounted on the cover  100 , the light bar  600  or the fight assemble  400 . The signal receiving element  720  is mounted on the fight assemble  400 . The number of the signal transmitting element  710  is at least one. 
     The signal transmitting element  710  is an infrared transmitting tube, the signal receiving device  720  is an infrared receiving tube. In flights, the rotary aircraft transmits sensing signal by the infrared transmitting tube, receives the reflected signal, reflected after the sensing signal meets the obstacle, by the infrared receiving tube thereby realizing the obstacle avoidance function of the rotary aircraft and improving the safety and reliability of the rotary aircraft. 
     In accordance to an embodiment of the present invention, the electrical control board is provided with a control circuit which is coupled electrically with all of the light bar  600 , the signal transmitting element  710 , the signal receiving element  720 , the flight assemble  400  and the driving assemble  500 . 
     Referring to  FIG.  1    to  FIG.  3    and  FIG.  6   , a surface, facing to the flight assemble  400 , of the electrical control board  300  is provided with a continuous conductive unit  310  and an intermittent conductive unit  320 , both coupled electrically with the control circuit. The continuous conductive unit  310  is matched with a first elastic conductive unit  810 , when the cover  100  drives the electric control board  300  to rotate, the first elastic conductive unit  810  is always against with the continuous conductive unit  810 . The intermittent conductive unit  320  is matched with a second elastic conductive unit  820 , when the cover  100  drives the electric control board  300  to rotate a circle, the second elastic conductive unit  820  contacts the intermittent conductive unit  320  at least once. The first elastic conductive unit  810  and the second elastic conductive unit  820  both are mounted in the flight assemble  400  and are coupled with a supply power mounted on the flight assemble  400 . 
     The supply power is a rechargeable battery or a non-rechargeable battery, the electric power of the power supply device can supply to the electric control board  300  by the first elastic conductive unit  810 , the second elastic conductive unit  820 , the intermittent conductive unit  320  and the continuous conductive unit  310 . Then the electric control board  300  supplies for the light bar  600 . 
     The number of the continuous conductive portion  310  is at least one, in accordance to an embodiment of the present invention, referring to  FIG.  6   , the number of the continuous conductive portion  310  is two, the shape of the two continuous conductive portions  310  may be the same of different. For example, one of them is set in ring shape, the other of them is set in a circle. Or, the number of the continuous conductive portion  310  may be greater than two, and the shape may be set as desired. 
     In accordance to an embodiment of the present invention, the number of the intermittent conductive unit  320  is at least one. When the number of the intermittent conductive unit  320  is one, the cover  100  drives the electric control board  300  to rotate a circle, the second elastic conductive unit  820  contacts the intermittent conductive unit  320  once. The control circuit includes a main control chip with one I/O port coupled electrically with the intermittent conductive unit  320 , the second elastic conductive unit  820  contacts the intermittent conductive unit  320  once, that is triggering the I/O port once. The main control chip obtains the information about the number of the rotary circles of the cover  100  by the number of that the second elastic conductive unit  820  triggers the I/O port, thereby obtaining a speed information of the cover  100 , so that the main control chip controls the cover to rotate uniformly according to the speed information, simultaneously control the pattern of the light bar  600  to synchronize with the speed information to ensure clarity and accuracy of the displayed content. 
     Referring to  FIG.  5   , the first elastic conductive unit  810  and the second elastic conductive unit  820  are elastic parts such as compression spring. On one hand, the compression spring can deform to keep the conductive contact to the intermittent conductive unit  320  and the continuous conductive portion  310  when the cover  100  rotates, on the other hand, one end of the compression spring contacts the surface of the electric control board  300 , the other end of the compression spring contacts the flight assemble  400 , thereby supporting it. 
     The first elastic conductive unit  810  corresponds with the continuous conductive portion  310 . Referring to  FIG.  5    and  FIG.  6   , if the number of the continuous conductive portion  310  is two, the number of the first elastic conductive unit  810  is also two, and the position of the first elastic conductive unit  810  corresponds with that of the continuous conductive portion  310 . 
     In accordance to an embodiment of the present invention, referring to  FIG.  1    and  FIG.  2   , the aircraft also includes a connector  840  mounted on a side of the flight assemble  400 , both of the first elastic conductive unit  810  and the second elastic conductive unit  820  are mounted a connector  840 . 
     Referring to  FIG.  4    and  FIG.  6   , the connector  840  includes a mounting plate  842  and a connecting rod  841  with a first end and a second end. The first end of the connecting rod  841  is connected with the outside of the flight assemble  400 , the second end of the connecting rod  841  is connected with the mounting plate  842 . The mounting plate  842  is provided with a first mounting position  8421  where the first electrical conductive unit  810  is mounted and a second mounting position  8422  where the second electrical conductive unit  820  is mounted. 
     The connecting rod  841  is hollow inside, the driving shaft  200  passes through the connecting rod  841  and can rotate in it. When the driving shaft  200  is rotating, the connecting rod  841  is not rotating. 
     The first electrical conductive unit  810  and the second electrical conductive unit  820  are fixed on the mounting plate  842  respectively with a part passing through the mounting plate  842  so as to coupled electrically to the supply power with a cable. 
     Or, the mounting plate  842  is provided with an avoiding hole  8423  to facilitate setting a cable, with one end coupled electrically with the first conductive unit  810  and the second conductive unit  820 , the other end passing the avoiding hole  8423  and coupled electrically with the supply power. 
     The mounting rod and the connecting plate are integrated molding. 
     In accordance to an embodiment of the present invention, the light bar  600  is independently power supply, that is to say, the light bar  600  is provided with a power supply  640  which can be a battery chosen by those skilled in the art. The power supply  640  also can be arranged on the cover  100 . 
     The communication between the light bar  600  and the control circuit is wireless connected, that is to say, the light bar  600  and the electrical control board  300  are connected without wireless, the electrical control board  300  control the light bar  600  to display with a wireless method. 
     Specifically, referring to  FIG.  7   , the electrical control board  300  is provided with a first wireless communication interface coupled electrically with the control circuit. The light bar  600  is provided with a display control module  620  and a second wireless communication interface  630  coupled electrically with the display control module  620 . The power supply  640  supplies power for the display control module  620  and the second wireless communication interface  630 . The second wireless communication interface  630  and the first wireless communication interface are matched with each other to realize communication connection. 
     Specifically, the first wireless communication interface and the second wireless communication interface  630  is provided to matching interfaces for magnetic, optical, infrared or other wireless non-contact communication, thereby ensuring one-way or two-way wireless communication between the control circuit and the display control module  620  through the first wireless communication interface and the second wireless communication module  620 . 
     In accordance to an embodiment of the present invention, referring to  FIG.  1    and  FIG.  3   , both ends of the driving shaft  200  are connected respectively with the inner wall of the cover  100 . The driving shaft  200  is also fixed with a drive gear  210 , driven by the driving assemble  500 . An inner side of the drive gear  210  is against with another side of the flight assemble  400 . With the drive gear  210 , the flight assemble  400  is defined between the drive gear  210  and the electric control board  300 , with the position of the drive gear  210  on the driving shaft  200 , the position of the flight assemble  400  on the driving shaft  200  can be adjusted, thereby adjusting the center of gravity and stability of the rotary aircraft and solving the troublesome adjustment problems in the existing technique. 
     In accordance to another embodiment of the present invention, referring to  FIG.  1    and  FIG.  2   , the driving shaft  200  passes longitudinally across the flight assemble  400 , the light bar  600  is a long strip and longitudinally arranged. 
     In accordance to another embodiment of the present invention, referring to  FIG.  7   , the driving shaft  200  passes transversely across the flight assemble  400 , the light bar  600  is a long strip and transversely arranged. 
     In accordance to another embodiment of the present invention, referring to  FIG.  1    and  FIG.  2   , the light bar includes multiple display lights  610 , each coupled electrically with the display control module  620 , which is used to control the display of the display lights  610 . 
     Each of the display lamps  610  is oriented toward the exterior of the cover. The light bar  600  is mounted on the outside of the cover  100  or embedded in the cover  100  so that the light bar  600  and the cover  100  rotates synchronously. The cover  100  does not block the light projected from the display light  610 , which resolves the problem that the cover  100  blocks the light and then affects the effect of the projection from the light. 
     In accordance to another embodiment of the present invention, referring to  FIG.  1    to  FIG.  3   , the flight assemble  400  includes a shell  410 , at least a motor  420  and at least a blade  430 . A first side of the shell  410  is connected with the connector  840 , a second side of the shell  420  is against with an inner side of the drive gear  210 . The driving assemble  500  is mounted on the shell  410 , the motor  420  is mounted on the shell  410  and coupled electrically with the main control chip. The motor  420  is connected with the blade  430  to drive it to rotate, the blade  430  rotates to generate air flow to achieve the flight of the rotary aircraft. 
     In accordance to another embodiment of the present invention, referring to  FIG.  3   , the number of the motor  420  is four, arranged respectively at the four corners of the shell  410 , and improving the stability of the flight. The number of the blade is four. The shell  410  is hollow out to reduce weight. 
     In accordance to another embodiment of the present invention, referring to  FIG.  2   , the cover  100  is in a ball shape, which includes an upper cover  110  and a lower cover  120 . The upper cover  110  and the lower cover  120  are connected detachably. The driving shaft  200 , the electrical control board  300  and the flight assemble  400  and the driving assemble  500  are arranged between the upper cover  110  and the lower cover  120 . 
     The light bar  600  is mounted on the upper cover  110  or the lower cover  120 , or both of them. 
     In accordance to another embodiment of the present invention, referring to  FIG.  9   , the present invention provides an interactive method, which includes the following steps: 
     Step S 100 , the flight assemble  400  starts to drive the cover  100  to fly, simultaneously, the driving assemble  500  starts to drive the driving shaft  200  to rotate so as to rotate the cover  100 . 
     Step S 200 , the signal transmitting element  710  sends a sensing signal to the outside of the cover  100 . 
     Step S 300 , the signal receiving element  720  receives at least two triggering signals sent by at least one user and sends the two triggering signals to the electrical control board  300 , wherein, each of the triggering signals is the reflected signal that the sensing signal is sent to the user and reflected to the signal receiving element, at least two of the triggering signals are reflected to the signal receiving element  720  at the same time point or in a specific time. 
     Step S 400 : the electrical control board  300  controls the light bar to display the presetting pattern and text according to the triggering signals or control the flight assemble  400  to change the flight attitude. 
     When the signal receiving element  720  receives at least two of the triggering signals sent by at least one user, the electrical control board  300  controls the lighter bar  600  to display the presetting pattern and text, the triggering signals can be generated by a user to waving his two hand respectively or by the user to wave one hand continuously in a specific time, or two or more users to generate one triggering signal respectively at the same time, so that the interaction with the aircraft can be achieved by more actions of one user and the simultaneous actions of multiple users, which improves the enjoyment of the rotary aircraft and satisfy the demands of the user. 
     Wherein, the specific time may be 3 seconds, 5 seconds or other times. The action of the user includes, but are not limited to, waving both hands, and other actions can be set as desired to generate a trigger signal. 
     The above are only better embodiments of the invention and are not used to limit the invention, and any modifications, equivalent replacements, and improvements made within the spirit and principles of the invention shall be included within the protection of the invention. The above are only better embodiments of the invention and are not used to limit the invention, and any modifications, equivalent replacements, and improvements made within the spirit and principles of the invention shall be included within the protection of the invention.