Search

CN-224211276-U - Unmanned aerial vehicle fuselage wing fixed connection device

CN224211276UCN 224211276 UCN224211276 UCN 224211276UCN-224211276-U

Abstract

The utility model discloses a wing fixed connection device of an unmanned aerial vehicle body, which relates to the technical field of unmanned aerial vehicles and comprises a shell, wherein a locking frame is sleeved in the shell, a ring table is arranged on the periphery of the locking frame, the ring table is gradually reduced to one side deviating from the locking frame, the side wall of the ring table is attached to an inner cavity of the shell, a first elastic piece is sleeved on the locking frame, the first elastic piece is clamped between the end face of the ring table and a port of the shell, a lock rod penetrates through the locking frame, a locking groove is formed in one end of the lock rod, a plurality of locking beads are arranged on the side wall of the ring table, when the lock rod is in a locking state, the locking beads are respectively abutted with the locking groove and the inner wall of the shell, a control wrench is rotatably connected to one end of the locking frame deviating from the ring table, and the rotation axis of the control wrench is perpendicular to the locking frame.

Inventors

  • ZHENG PENGCHENG
  • YANG YUANCHAO
  • ZHANG ZHENHUA
  • LI WEI
  • WANG ZHENGREN

Assignees

  • 中电科特种飞机系统工程有限公司

Dates

Publication Date
20260508
Application Date
20250624

Claims (10)

  1. 1. An unmanned aerial vehicle fuselage wing fixed connection device, characterized by comprising: The device comprises a shell (1), wherein a locking frame (2) is arranged in an inner cavity of the shell (1), a ring table (3) is sleeved on the periphery of the locking frame (2), the ring table (3) is positioned at one end of the locking frame (2) in the length direction, the side wall of the ring table (3) is gradually reduced along the length direction of the locking frame (2), the gradually reduced end of the side wall of the ring table (3) is positioned at one end deviating from the locking frame (2), the side wall of the ring table (3) is attached to the inner cavity of the shell (1), a first elastic piece (4) is sleeved on the locking frame (2), and the first elastic piece (4) is clamped between the end face of the ring table (3) and a port of the shell (1); The locking rod (6) is arranged in the locking frame (2) in a penetrating mode, the side wall of the locking rod (6) is attached to the inner wall of the locking frame (2), and a locking groove (61) is formed in one end of the locking rod (6); the lock beads (5) are uniformly distributed on the side wall of the annular table (3), and when the lock rod (6) is in a locking state, the lock beads (5) are respectively abutted against the locking groove (61) and the inner wall of the shell (1); The control spanner (7), control spanner (7) rotatable connect in the one end that locking frame (2) deviate from ring platform (3), control spanner (7) axis of rotation with locking frame (2) are perpendicular, control spanner (7) one end with the port butt of casing (1).
  2. 2. The unmanned aerial vehicle fuselage wing fixed connection device according to claim 1, wherein a baffle ring (8) is arranged in a port of the housing (1), the baffle ring (8) is positioned between the locking frame (2) and the housing (1), and the baffle ring (8) is abutted with one end of the first elastic piece (4).
  3. 3. The unmanned aerial vehicle fuselage wing fixed connection device according to claim 2, wherein the two ends of the lock rod (6) are respectively provided with a connecting groove (63) and a guiding part (62), the connecting groove (63) is used for fixing the lock rod (6) and the fuselage, the guiding part (62) is positioned at one end close to the locking groove (61), the diameter of the guiding part (62) is gradually reduced towards one end deviating from the locking groove (61), and the guiding part (62) is used for guiding the lock rod (6) to extend into the inner cavity of the locking frame (2).
  4. 4. A wing fixed connection device according to claim 3, characterized in that the inner wall of the locking groove (61) on the side close to the guide part (62) is inclined to the side of the guide part (62), and the inner wall of the locking groove (61) is used for guiding the locking bead (5) to slide.
  5. 5. The unmanned aerial vehicle fuselage wing fixed connection device according to claim 3, wherein an indication rod (10) is arranged in the locking frame (2), the indication rod (10) is abutted to the guide portion (62), a convex ring is arranged on the periphery of one end, close to the guide portion (62), of the indication rod (10), a second elastic piece (11) is clamped between the top surface of the locking frame (2) and the convex ring, and the indication rod (10) can extend out of the top surface of the locking frame (2).
  6. 6. The unmanned aerial vehicle fuselage wing fixed connection device according to claim 5, wherein the indication rod (10) is provided with a sliding groove (101) along the axial direction thereof, a rotating shaft (12) is vertically arranged on the side wall of the locking frame (2) in a penetrating manner, the rotating shaft (12) penetrates through the control wrench (7) and the indication rod (10) and penetrates through the sliding groove (101), the control wrench (7) and the locking frame (2) are connected by the rotating shaft (12), and the rotating shaft (12) can slide in the indication rod (10).
  7. 7. The unmanned aerial vehicle fuselage wing fixed connection device according to claim 6, wherein a position of the control wrench (7) corresponding to the inner cavity of the shell (1) is provided with a yielding groove (71), two opposite side inner walls of the yielding groove (71) are provided with limiting blocks (14), and the limiting blocks (14) are used for limiting the freedom degree of the control wrench (7) along the axial direction of the rotating shaft (12).
  8. 8. The unmanned aerial vehicle fuselage wing fixed connection device according to claim 2, wherein a fixing element (9) is arranged between the baffle ring (8) and the housing (1).
  9. 9. The unmanned aerial vehicle fuselage wing fixed connection device according to claim 6, wherein the control wrench (7) comprises a supporting portion (72) and a holding portion (73) which are positioned on two sides of the rotating shaft (12), the length of the supporting portion (72) is smaller than that of the holding portion (73), and the side wall, opposite to the port of the shell (1), of the supporting portion (72) is an arc surface.
  10. 10. The unmanned aerial vehicle fuselage wing fixed connection device according to claim 9, wherein the housing (1) is provided with a limiting plate (13) for carrying the grip (73), and the control wrench (7) is engaged with a reserved slot of the wing.

Description

Unmanned aerial vehicle fuselage wing fixed connection device Technical Field The utility model relates to the technical field of unmanned aerial vehicles, in particular to a fixed connection device for a fuselage wing of an unmanned aerial vehicle. Background The existing small and medium-sized unmanned aerial vehicle is convenient to transport, and a sectional design is generally adopted to separately manufacture, case and transport the airframe wings. When the wing locking device is used, the wing of the fuselage is only required to be butted together through the locking device, and the wing of the fuselage can be locked without other operation of the locking device. At present, the fuselage and the wings of the unmanned aerial vehicle are connected in two modes generally, namely, the fuselage and the wings can be connected tightly by bolting, and the unmanned aerial vehicle can not shake loose by working, but the unmanned aerial vehicle has the defects that related tools are matched during installation, the use is inconvenient, and the fuselage and the wings cannot be prevented from loosening by shaking although the latch connection operation is convenient and rapid by using a general latch on the market. In summary, developing a fixing connection device that is easy to install and can prevent the wing of the unmanned aerial vehicle from loosening due to vibration is a problem to be solved by those skilled in the art. Disclosure of utility model The utility model aims to provide a fixed connection device for a fuselage and wings of an unmanned aerial vehicle, which solves the technical problems that the existing connection mode of the fuselage and wings of the unmanned aerial vehicle cannot meet the requirement of connection convenience at the same time, and effectively prevents the fuselage and wings from loosening due to vibration. In order to achieve the above object, the present utility model provides an unmanned aerial vehicle fuselage wing fixing connection device, comprising: The locking device comprises a shell, a side wall of the ring table, a first elastic piece, a second elastic piece, a locking frame and a locking plate, wherein the inner cavity of the shell is provided with the locking frame, the ring table is sleeved on the periphery of the locking frame and is positioned at one end of the locking frame in the length direction; The locking rod penetrates through the locking frame, the side wall of the locking rod is attached to the inner wall of the locking frame, and a locking groove is formed in one end of the locking rod; The locking beads are uniformly distributed on the side wall of the annular table, and when the locking rod is in a locking state, the locking beads are respectively abutted with the locking groove and the inner wall of the shell; The control spanner is rotatably connected to one end of the locking frame, deviating from the annular table, the rotating axis of the control spanner is perpendicular to the locking frame, and one end of the control spanner is abutted to the port of the shell. Preferably, a baffle ring is arranged in the port of the shell, the baffle ring is positioned between the locking frame and the shell, and the baffle ring is abutted with one end of the first elastic piece. Preferably, the connecting grooves and the guide parts are respectively arranged at the two ends of the lock rod, the connecting grooves are used for fixing the lock rod and the machine body, the guide parts are positioned at one end close to the locking grooves, the diameter of the guide parts is gradually reduced to one end deviating from the locking grooves, and the guide parts are used for guiding the locking frames to extend into the inner cavities of the locking frames. Preferably, the inner wall of the locking groove near the side of the guide portion is inclined to the side of the guide portion, and the inner wall of the locking groove is used for guiding the lock bead to slide. Preferably, an indication rod is arranged in the locking frame and is abutted with the guide part, a convex ring is arranged on the periphery of one end, close to the guide part, of the indication rod, a second elastic piece is clamped between the top surface of the locking frame and the convex ring, and the indication rod can extend out of the top surface of the locking frame. Preferably, the indicating rod is provided with a sliding groove along the axial direction, the side wall of the locking frame is vertically penetrated with a rotating shaft, the rotating shaft penetrates through the control wrench and the indicating rod and the sliding groove, the rotating shaft connects the control wrench and the locking frame, and the rotating shaft can slide in the indicating rod. Preferably, the control spanner is equipped with the groove of stepping down with the casing inner chamber department of corresponding, is equipped with the stopper on the two inner walls that the groove is relative of stepping d