CN115158666A - Winching type unmanned aerial vehicle releasing device - Google Patents

Abstract

The invention discloses a winching type unmanned aerial vehicle releasing device which comprises a connecting device and a winching device, wherein the unmanned aerial vehicle comprises a main body, a support is fixedly connected to the lower side of the main body, the support comprises a plurality of supporting legs, a first connecting beam extending along the horizontal direction is fixedly connected between the supporting legs, the winching device comprises two connecting plates extending along the vertical direction, the upper ends of the connecting plates are fixedly connected with the first connecting beam, a winching piece extending along the horizontal direction is arranged between the lower ends of the connecting plates, and the winching piece is arranged below the connecting device. A stabilizer bar extending along the horizontal direction is arranged between the connecting plates, two ends of the stabilizer bar are fixedly connected with the corresponding connecting plates, and the stabilizer bar is arranged between the connecting device and the grinding piece. The arrangement of the winching member reduces the stress of the connecting device, so that the load of the unmanned aerial vehicle is increased; the stabilizer bar can reduce the vibration of the connecting plate; when the rope is released, the grinding piece rotates, so that the rope moves faster and the rope pressing phenomenon can be prevented.

Description

Winching type unmanned aerial vehicle releasing device

Technical Field

The invention relates to the technical field of unmanned aerial vehicle transportation materials, in particular to a winching type unmanned aerial vehicle releasing device.

Background

Four rotor (many rotors) unmanned aerial vehicle handling goods and materials at present, when transporting goods and materials, unmanned aerial vehicle passes through the rope and connects goods and materials, carries out the handling. Specifically, when the transportation, through the device connection rope of putting of taking off on the unmanned aerial vehicle, after arriving the destination, take off and put device and rope disconnection, realize taking off of goods and materials and put.

The existing releasing device can carry 3kg of materials at most, and too heavy materials can damage the releasing device or cause the releasing device to lose efficacy, so that the materials cannot be released; and when releasing the rope, the rope of whipping is got rid of the spare part of unmanned aerial vehicle easily on, destroys spare part.

Disclosure of Invention

The invention provides a winching type unmanned aerial vehicle releasing device for overcoming the defects in the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a hank grinds formula unmanned aerial vehicle and takes off put device, including connecting device and hank grinds device, unmanned aerial vehicle includes the main part, the downside fixedly connected with support of main part, the support includes a plurality of supporting legss, the upper end and the main part fixed connection of supporting legs, fixedly connected with is along the first connecting beam of level to extension between the supporting legss, connecting device sets up on first connecting beam, hank grinds the device and includes two connecting plates along vertical extension, the support sets up between the connecting plate, the upper end and the first connecting beam fixed connection of connecting plate, be provided with between the lower extreme of connecting plate along the hank that the level extends to grinding spare, hank grinding spare sets up the below at connecting device. A stabilizer bar extending along the horizontal direction is arranged between the connecting plates, two ends of the stabilizer bar are fixedly connected with the corresponding connecting plates, and the stabilizer bar is arranged between the connecting device and the grinding piece.

When using unmanned aerial vehicle to carry out the transportation of goods and materials, unmanned aerial vehicle's supporting legs is used for supporting the main part, the main part is used for realizing unmanned aerial vehicle's flight function, first tie-beam is used for increasing the stability of supporting legs, and be used for supporting connecting device, the connecting plate is used for supporting the hank mill device, the hank mill device can reduce connecting device's atress, thereby increase the load of this application, it is concrete, connect with the one end and the goods and materials of rope earlier, the other end of rope is connected to connecting device after round or two rings on the hank mill piece, after unmanned aerial vehicle takes off, the goods and materials move to aloft, at this moment, there is frictional force between rope and the hank mill piece, under the effect of frictional force, the pulling force of rope to connecting device is less than the weight of goods and materials. After being transported to the destination, the connecting device is disengaged from the rope, which slides down from the grinder under the weight of the material. When unloading, the rope is at the in-process of downstream, and the free end of rope can be whipped, and the rope is whipped on the stabilizer bar, prevents that the rope from destroying unmanned aerial vehicle's spare part, and on the other hand, the stabilizer bar can reduce the vibrations of connecting plate, prevents the connecting plate resonance.

Further, the hank grinds the piece and includes from first section, interlude and second section, and the interlude setting is between first section and second section, and the cross section of first section and second section is square, and the cross section of interlude is circular, and from the middle part of first section to interlude, the radius of interlude reduces gradually, and from the middle part of second section to interlude, the radius of interlude reduces gradually, forms the spacing groove between first section, interlude and the second section.

Further, connecting device passes through second tie-beam and first tie-beam fixed connection, and the second tie-beam extends and is perpendicular with first tie-beam along the level, and connecting device sets up the top at the interlude.

Further, connecting device includes the motor, the motor includes output shaft and casing, the downside fixed connection of casing and second tie-beam, the output shaft fixedly connected with and the first control lever of output shaft vertically of casing, one side fixedly connected with opening decurrent U-shaped that the casing is close to first control lever is detained, the bolt has been passed to one side that the U-shaped was detained, form closed spacing space between bolt and the U-shaped knot, bolt and U-shaped detain sliding connection and connect through first transfer line and first control lever, the one end and the bolt of first transfer line are articulated, the other end and the output shaft of first transfer line are articulated.

Further, the lower extreme of hank mill spare and connecting plate rotates to be connected, one side that the hank mill spare was kept away from to the connecting plate is provided with the ratchet, through pivot fixed connection between ratchet and the hank mill spare, the pivot passes the connecting plate and rotates with the connecting plate to be connected, the ratchet includes the wheel body, a plurality of spacing teeth of circumference fixedly connected with of wheel body, spacing tooth uses the axis of wheel body as the center to be the annular array and arranges, spacing tooth includes backstop face and inclined plane, the radial extension of backstop face along the wheel body, inclined plane and backstop face slope intersect, and the one end on inclined plane is located the one end that the wheel body was kept away from to the backstop face, the other end on inclined plane extends to the edge of wheel body, the upside of ratchet is provided with the locating part, the one end and the connecting plate rotation of locating part are connected, the other end slope downwardly extending of locating part and the backstop face butt of one of spacing tooth, connecting device and locating part are connected and are used for driving the locating part rotation.

Further, the output shaft of motor is to extending along the level, and the downside fixedly connected with supporting shoe at the both ends of second tie-beam, and the both ends of output shaft pass the supporting shoe and downwardly extending has the second control lever, is provided with the second driving medium between second control lever and the locating part, and the one end of second driving medium is articulated with the middle part of locating part, and the other end and the second control lever of second driving medium are articulated.

Compared with the prior art, the invention has the following beneficial effects: 1. due to the arrangement of the grinding member, the stress of the connecting device is reduced, so that the load of the unmanned aerial vehicle is increased; 2. the stabilizer bar can reduce the vibration of the connecting plate; 3. when the rope is released, the winching member rotates, so that the rope moves faster and the rope pressing phenomenon can be prevented.

Drawings

Fig. 1 is a first schematic diagram of an embodiment of the present application.

Fig. 2 is a side view of an embodiment of the present application.

Fig. 3 is an enlarged view at a of fig. 1 of an embodiment of the present application.

FIG. 4 is a partial cross-sectional view B-B of FIG. 2 of an embodiment of the present application.

Fig. 5 is a second schematic diagram of an embodiment of the present application.

Fig. 6 is an enlarged view at C of fig. 5 of an embodiment of the present application.

Fig. 7 is a side view of fig. 5 of an embodiment of the present application.

Fig. 8 is a schematic view illustrating rotation of a stopper rod according to an embodiment of the present application.

FIG. 9 is a schematic view of a downward motion of the rope according to an embodiment of the present application.

Detailed Description

The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.

Example (b):

referring to fig. 1 to 9, a device is put off to hank mill formula unmanned aerial vehicle, including connecting device 11 and hank mill device 12, unmanned aerial vehicle includes main part 21, the downside fixedly connected with support 22 of main part 21, support 22 includes a plurality of supporting legss 221, the upper end and the main part 21 fixed connection of supporting legss 221, fixedly connected with is along the first connecting beam 222 of level to extension between the supporting legss 221, connecting device 11 sets up on first connecting beam 222, hank mill device 12 includes two connecting plates 121 along vertical extension, support 22 sets up between connecting plate 121, the upper end and the first connecting beam 222 fixed connection of connecting plate 121, be provided with between the lower extreme of connecting plate 121 along the hank mill spare 1211 of level to extension, hank mill spare 1211 sets up the below at connecting device 11.

The grinding element 1211 includes a first section 1211a, an intermediate section 1211b and a second section 1211c, the intermediate section 1211b is disposed between the first section 1211a and the second section 1211c, the cross-sections of the first section 1211a and the second section 1211c are square, the cross-section of the intermediate section 1211b is circular, the radius of the intermediate section 1211b gradually decreases from the first section 1211a to the middle of the intermediate section 1211b, the radius of the intermediate section 1211b gradually decreases from the second section 1211c to the middle of the intermediate section 1211b, and a limit groove 1211d is formed among the first section 1211a, the intermediate section 1211b and the second section 1211 c.

A stabilizing rod 1212 extending in the horizontal direction is disposed between the connecting plates 121, two ends of the stabilizing rod 1212 are fixedly connected to the corresponding connecting plates 121, and the stabilizing rod 1212 is disposed between the connecting device 11 and the grinding member 1211.

The connection device 11 is fixedly connected to the first connection beam 222 through the second connection beam 111, the second connection beam 111 extends in the horizontal direction and is perpendicular to the first connection beam 222, and the connection device 11 is disposed above the middle section 1211 b.

The connecting device 11 includes a motor 112, the motor 112 includes an output shaft 1121 and a housing 1122, the housing 1122 is fixedly connected to the lower side of the second connecting beam 111, a first control rod 1121a perpendicular to the output shaft 1121 is fixedly connected to the output shaft 1121 of the housing 1122, a U-shaped buckle 1122a with a downward opening is fixedly connected to one side of the housing 1122 close to the first control rod 1121a, a bolt 1122b is penetrated through one side of the U-shaped buckle 1122a, a closed limit space is formed between the bolt 1122b and the U-shaped buckle 1122a, the bolt 1122b is slidably connected to the U-shaped buckle 1122a and is connected to the first control rod 1121a through a first transmission rod 1122c, one end of the first transmission rod 1122c is hinged to the bolt 1122b, and the other end of the first transmission rod 1122c is hinged to the output shaft 1121.

The lower ends of the support legs 221 are at a height lower than the lower edge of the grinding element 1211.

In one implementation, the reamer 1211 is fixedly coupled to the connection plate 121. At this moment, when using unmanned aerial vehicle to carry out the transportation of goods and materials, unmanned aerial vehicle's supporting legs 221 is used for supporting main part 21, main part 21 is used for realizing unmanned aerial vehicle's flight function, first tie-beam 222 is used for increasing the stability of supporting legs 221, and be used for supporting connecting device 11, connecting plate 121 is used for supporting grinder device 12, grinder device 12 can reduce connecting device 11's atress, thereby increase the load of this application, it is concrete, connect with the one end and the goods and materials of rope 300 earlier, the other end of rope is connected to connecting device 11 after round or two rings on grinder 1211, after unmanned aerial vehicle takes off, the goods and materials move to aerial, at this moment, there is frictional force between rope and the grinder 1211, under the effect of frictional force, the pulling force of rope to connecting device 11 is less than the weight of goods and materials. Wherein the strand is wound around the intermediate section 1211b of the wringing element 1211. When transported to the destination, the connecting device 11 is disengaged from the rope, which slides downwardly from the wringing element 1211 under the weight of the material. When transporting goods and materials, the number of turns of rope winding on hank grinds piece 1211 is more, unmanned aerial vehicle takes off the back, connecting device 11 receives the pulling force of rope and is less, and simultaneously, when connecting device 11 and rope disconnection, the rope is when the downstream, the phenomenon of "rope pressure rope" appears in the rope more easily on hank grinds piece 1211, the rope is when the downstream promptly, rope and hank grinds piece 1211 production relative slip, the rope of different circles extrudees each other and makes frictional force increase between rope and the hank grinds piece 1211, the rope can't be from hank grinds piece 1211 landing under the effect of the gravity of goods and materials, can't realize unloading of goods and materials promptly. In addition, when unloading, the rope is at the in-process of downstream, and the free end of rope can the whipping, in order to prevent that the free end of rope from destroying unmanned aerial vehicle's spare part, increases stabilizer bar 1212, and the free end of rope is when the whipping, and the rope is flapped on stabilizer bar 1212, prevents that the rope from destroying unmanned aerial vehicle's spare part, and on the other hand, stabilizer bar 1212 can reduce the vibrations of connecting plate 121, prevents connecting plate 121 resonance. The free end of the rope is provided with a loop, and the pin 1122b passes through the loop when the connecting device 11 is connected to the rope. When the connection device 11 is to be disconnected from the rope, the motor 112 is operated, the output shaft 1121 rotates to drive the pin 1122b to move, the U-shaped buckle 1122a is opened, and when the pin 1122b is disengaged from the rope loop, the rope is disconnected from the connection device 11.

As an implementation manner, the grinding element 1211 is rotatably connected to a lower end of the connecting plate 121, a ratchet 1213 is disposed on a side of the connecting plate 121 away from the grinding element 1211, the ratchet 1213 and the grinding element 1211 are fixedly connected by a rotating shaft 1213a, the rotating shaft 1213a passes through the connecting plate 121 and is rotatably connected to the connecting plate 121, the ratchet 1213 includes a wheel body 1213b, a plurality of limiting teeth 1213c are fixedly connected to a circumferential direction of the wheel body 1213b, the limiting teeth 1213c are arranged in an annular array around an axis of the wheel body 1213b, the limiting teeth 1213c include a stopping surface 1213d and an inclined surface 1213e, the stopping surface 1213d extends in a radial direction of the wheel body 1213b, the inclined surface 1213e and the stopping surface 1213d intersect obliquely, one end of the inclined surface 1213e is located at an end of the stopping surface 1213d away from the wheel body 1213b, the other end of the inclined surface 1213e extends to an edge of the wheel body 1213b, a limiter 1213f is disposed on the ratchet 1213, one end of the limiter 1213f is rotatably connected to the connecting plate 121 f, and is connected to one of the limiter 1213f and is connected to the limiting tooth 1213c and is connected to the limiting element 1213 d. An output shaft 1121 of the motor 112 extends horizontally, a support block 1111 is fixedly connected to the lower sides of two ends of the second connecting beam 111, two ends of the output shaft 1121 penetrate through the support block 1111 and extend downwards to form a second control rod 1111a, a second transmission member 1111b is arranged between the second control rod 1111a and the limiting member 1213f, one end of the second transmission member 1111b is hinged to the middle of the limiting member 1213f, and the other end of the second transmission member 1111b is hinged to the second control rod 1111 a. Through above-mentioned setting, can increase the number of turns of middle section 1211b in the rope winding hank grinds piece 1211 when transporting goods and materials, can improve the load of this application. Specifically, referring to fig. 5 and 6, the limiting member 1213f includes a rotation end rotatably connected to the connection plate 121 and an abutment end abutting against the stop surface 1213 d. The rope includes a skirt portion 31, and the skirt portion 31 is located below the wringing element 1211, and the stopper 1213f gradually moves away from the skirt portion 31 from the rotating end to the abutting end. With the above arrangement, when the rope is under the gravity of the material, the limiting member 1213f presses the stopping surface 1213d to prevent the rotation of the grinding member 1211, i.e. there is a friction between the grinding member 1211 and the rope, so as to reduce the stress on the connecting device 11. When the materials reach the destination, the motor 112 operates, the output shaft 1121 rotates, and the output shaft 1121 drives the bolt 1122b to move on one hand, that is, the connecting device 11 and the rope are disconnected; on the other hand, the output shaft 1121 drives the limiting member 1213f to rotate through the second transmission member 1111b, and specifically, the abutting end of the limiting member 1213f moves upward and disengages from the stop surface 1213d, see fig. 8 and 9. Under the action of the gravity of the material, the rope moves downwards, the rope drives the winching member 1211 to rotate under the action of friction force, the rotation of the winching member 1211 can help the rope to fall, the rope can be separated from the winching member 1211 more quickly, and meanwhile, the phenomenon that the rope is pressed on the winching member 1211 can be prevented.

It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.

Claims (6)

1. The winching type unmanned aerial vehicle releasing device is characterized by comprising a connecting device and a winching device, wherein the unmanned aerial vehicle comprises a main body, a support is fixedly connected to the lower side of the main body, the support comprises a plurality of supporting legs, the upper ends of the supporting legs are fixedly connected with the main body, a first connecting beam extending along the horizontal direction is fixedly connected between the supporting legs, the connecting device is arranged on the first connecting beam, the winching device comprises two connecting plates extending along the vertical direction, the support is arranged between the connecting plates, the upper ends of the connecting plates are fixedly connected with the first connecting beam, a winching piece extending along the horizontal direction is arranged between the lower ends of the connecting plates, and the winching piece is arranged below the connecting device;

and a stabilizing rod extending along the horizontal direction is arranged between the connecting plates, two ends of the stabilizing rod are fixedly connected with the corresponding connecting plates, and the stabilizing rod is arranged between the connecting device and the grinding piece.

2. The winching type unmanned aerial vehicle releasing device of claim 1, wherein the winching member comprises a first section, a middle section and a second section, the middle section is arranged between the first section and the second section, the cross sections of the first section and the second section are square, the cross section of the middle section is circular, the radius of the middle section is gradually reduced from the first section to the middle part of the middle section, the radius of the middle section is gradually reduced from the second section to the middle part of the middle section, and a limit groove is formed between the first section, the middle section and the second section.

3. The winching type unmanned aerial vehicle releasing device according to claim 2, wherein the connecting device is fixedly connected with the first connecting beam through a second connecting beam, the second connecting beam extends horizontally and is perpendicular to the first connecting beam, and the connecting device is arranged above the middle section.

4. The winching type unmanned aerial vehicle releasing device according to claim 3, wherein the connecting device comprises a motor, the motor comprises an output shaft and a housing, the housing is fixedly connected with the lower side of the second connecting beam, the output shaft of the housing is fixedly connected with a first control rod perpendicular to the output shaft, one side of the housing, close to the first control rod, is fixedly connected with a U-shaped buckle with a downward opening, a bolt penetrates through one side of the U-shaped buckle, a closed limiting space is formed between the bolt and the U-shaped buckle, the bolt and the U-shaped buckle are connected in a sliding manner and are connected with the first control rod through a first transmission rod, one end of the first transmission rod is hinged to the bolt, and the other end of the first transmission rod is hinged to the output shaft.

5. The leno-grinding type unmanned aerial vehicle releasing device according to claim 4, wherein the leno-grinding piece is rotatably connected with the lower end of the connecting plate, one side of the connecting plate, which is far away from the leno-grinding piece, is provided with a ratchet wheel, the ratchet wheel is fixedly connected with the leno-grinding piece through a rotating shaft, the rotating shaft penetrates through the connecting plate and is rotatably connected with the connecting plate, the ratchet wheel comprises a wheel body, a plurality of limiting teeth are fixedly connected with the wheel body in the circumferential direction, the limiting teeth are arranged in an annular array by taking the axis of the wheel body as the center, the limiting teeth comprise a stopping surface and an inclined surface, the stopping surface extends in the radial direction of the wheel body, the inclined surface intersects with the stopping surface in an inclined manner, one end of the inclined surface is located at one end, away from the wheel body, of the inclined surface extends to the edge of the wheel body, a limiting piece is arranged on the upper side of the ratchet wheel, one end of the limiting piece is rotatably connected with the connecting plate, the other end of the limiting piece extends in an inclined downward manner and abuts against the stopping surface of one limiting piece, and the connecting device is connected with the limiting piece and is used for driving the limiting piece to rotate.

6. The winching type unmanned aerial vehicle releasing device according to claim 5, wherein an output shaft of the motor extends horizontally, support blocks are fixedly connected to lower sides of two ends of the second connecting beam, two ends of the output shaft penetrate through the support blocks and extend downwards to form a second control rod, a second transmission member is arranged between the second control rod and the limiting member, one end of the second transmission member is hinged to the middle of the limiting member, and the other end of the second transmission member is hinged to the second control rod.

Images