CN111196376A - Collapsible independent assortment formula unmanned aerial vehicle electromagnetism catapult - Google Patents
Collapsible independent assortment formula unmanned aerial vehicle electromagnetism catapult Download PDFInfo
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- CN111196376A CN111196376A CN201911281689.9A CN201911281689A CN111196376A CN 111196376 A CN111196376 A CN 111196376A CN 201911281689 A CN201911281689 A CN 201911281689A CN 111196376 A CN111196376 A CN 111196376A
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- 230000005540 biological transmission Effects 0.000 claims abstract description 31
- 230000002146 bilateral effect Effects 0.000 claims 2
- 238000013016 damping Methods 0.000 claims 2
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- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
- B64F1/00—Ground or aircraft-carrier-deck installations
- B64F1/04—Ground or aircraft-carrier-deck installations for launching aircraft
- B64F1/06—Ground or aircraft-carrier-deck installations for launching aircraft using catapults
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Abstract
A foldable freely combined unmanned aerial vehicle electromagnetic catapult belongs to the technical field of unmanned aerial vehicle launching, and comprises an unmanned aerial vehicle carrying trolley, a catapult device, a transmission device, a power device and double safety buffer devices; the electromagnetic catapult for the unmanned aerial vehicle is designed by adopting a foldable and freely combined method, all devices are freely combined according to the type of the unmanned aerial vehicle, the catapult environment is diversified, the catapult field is diversified, the problems of fixed size, limited launching power and the like of the traditional catapult are solved, all devices are freely combined according to the type of the unmanned aerial vehicle, the size-adjustable catapult power is variable, and the launching requirements of the unmanned aerial vehicles of different types are met.
Description
Technical Field
The invention belongs to the technical field of unmanned aerial vehicle launching, and particularly relates to a foldable and freely combined unmanned aerial vehicle electromagnetic catapult.
Background
In recent years, due to the rapid development of the unmanned aerial vehicle industry, the unmanned aerial vehicle has more and more extensive applications in the aviation field and more profound influences, and is widely applied to various aspects such as target drone, agriculture and the like. When unmanned aerial vehicle launches the takeoff, unmanned aerial vehicle's the environment of launching has the uncertainty, launches the place and has the variety, and various model unmanned aerial vehicle take off the run distance, the liftoff ground speed is different, and traditional jettison device size is fixed, launches the power limitedly, launches the unmanned aerial vehicle model singlely, so market needs the adjustable jettison device that launches the power changeable of size to satisfy different model unmanned aerial vehicles' transmission requirement.
Based on the above, the invention innovatively attempts to design the electromagnetic catapult of the unmanned aerial vehicle by adopting a foldable and freely combined method, and the devices are freely combined according to the model of the unmanned aerial vehicle, so that the size of the catapult is adjustable, the catapult power is variable, and the launching requirements of unmanned aerial vehicles of different models are met.
Disclosure of Invention
In order to solve the problems of fixed size, limited ejection power, single type of the ejection unmanned aerial vehicle and the like of the traditional ejection device, the invention provides a foldable freely-combined type unmanned aerial vehicle electromagnetic ejection system, which utilizes a linkage belt part in a transmission device to connect each power device so as to greatly improve the emission power of the unmanned aerial vehicle, and the electromagnetic ejection system can adjust the size at any time so as to adapt to the emission of the unmanned aerial vehicles of various types, and the specific technical scheme is as follows:
a foldable freely combined unmanned aerial vehicle electromagnetic catapult is an N-order foldable freely combined unmanned aerial vehicle electromagnetic catapult, wherein N is more than or equal to 1, and the unmanned aerial vehicle electromagnetic catapult consists of an unmanned aerial vehicle carrying trolley, a catapulting device, a transmission device, a power device and double safety buffer devices; the unmanned aerial vehicle carrying trolley is characterized by comprising an electromagnet switching device 5, an unmanned aerial vehicle carrying trolley support plate 6, a buffer device B limiting block 15, an electromagnet switching device limiting block 17, an ejection rod 18 and a switch guide rail 19; the ejection device comprises an ejection front foot rest 1, an ejection rear foot rest 2, an ejection rear foot rest fixed guide rail 3, a guide rail slider 4, a trolley limiting block 21, an ejection frame connecting guide rail 22, an ejection front foot rest fixed guide rail 23 and a buffer device A limiting block 25; the transmission device comprises a V-belt 7, a large transmission belt wheel 8, a belt wheel rod 9, a small transmission belt wheel 10, a linkage belt A11, a trolley brace 20 and a linkage belt B26; the power device comprises a motor belt wheel 12, an alternating current motor 13 and a motor serial connecting rod 14; the double safety buffer device comprises a buffer device A24 and a buffer device B16; as shown in fig. 1-6;
the unmanned aerial vehicle carrying trolley support plate 6 is connected with the ejection rear foot rest fixed guide rail 3 through a guide rail slide block 4; a buffer device B limiting block 15, a buffer device B16 and a switch guide rail 19 are sequentially arranged from front to back below the unmanned aerial vehicle carrying trolley support plate 6, and an electromagnet switch device limiting block 17 and an electromagnet switch device 5 are arranged on the switch guide rail 19; the electromagnet switching device limiting block 17 is arranged at the rearmost end of the switching guide rail 19; the ejection rod 18 is arranged on the electromagnet switching device 5;
the ejection front foot rest 1 is bilaterally and symmetrically connected with the belt wheel rod 9 through the motor string connecting rod 14, and the ejection rear foot rest 2 is bilaterally and symmetrically connected with the belt wheel rod 9; the ejection front foot rest 1 and the ejection rear foot rest 2 are connected in a front-back manner through an ejection frame connecting guide rail 22;
the ejection front foot rest 1 is sequentially provided with a buffer device A limiting block 25, a buffer device A24 and an ejection front foot rest fixed guide rail 23 from front to back; the limiting block 25 of the buffer device A is arranged at the foremost end of the ejection front foot rest 1; the ejection rear foot rest fixed guide rail 3 is arranged on the ejection rear foot rest 2; the guide rail sliding block 4 is arranged on the ejection rear foot rest fixed guide rail 3; the trolley limiting block 21 is arranged at the rearmost end of the ejection rear foot rest fixed guide rail 3;
a motor belt wheel 12 is arranged on the shaft of the alternating current motor 13; the alternating current motor 13 is connected in series through a motor series connecting rod 14;
the trolley brace 20 is arranged on the V-belt 7 and is vertical to the V-belt 7; the V-belt 7 is connected with a large transmission belt wheel 8;
the linkage belt A11 is arranged on the motor belt wheel 12 and the small transmission belt wheel 10, and the linkage belt A11 is used for connecting a power device and a transmission device;
the connection mode of the N-step foldable freely-combined unmanned aerial vehicle electromagnetic catapults is that an unmanned aerial vehicle carrying trolley carrier plate 6 of each step of foldable freely-combined unmanned aerial vehicle electromagnetic catapult is connected together at the left and right through a guide rail slide block 4 and a switch guide rail 19 at the front and at the back, power devices of each step of foldable freely-combined unmanned aerial vehicle electromagnetic catapult are connected through a linkage belt B26, and the linkage belt B26 is arranged on motor belt wheels 12 of two adjacent power devices, as shown in FIGS. 6-9;
the buffer device A24 and the buffer device B16 are spring dampers;
the ejection rear foot rest fixed guide rail 3, the switch guide rail 19, the ejection frame connecting guide rail 22 and the ejection front foot rest fixed guide rail 23 are SBR cylindrical guide rails;
the guide rail sliding block 4, the buffer device B limiting block 15, the electromagnet switching device limiting block 17, the trolley limiting block 21 and the buffer device A limiting block 25 are SBR cylindrical guide rail sliding blocks;
the unmanned aerial vehicle carrying trolley, the ejection device, the power device, the transmission device and the double-safety buffer device are all connected and fixed through bolts and nuts.
Compared with the prior art, the foldable and freely combined unmanned aerial vehicle electromagnetic catapult has the beneficial effects that:
the ejector can be folded by connecting the detachable ejection frame with the guide rail, so that the ejector is convenient to disassemble, assemble and transport.
When the unmanned aerial vehicle takes off in an ejection mode, the double-safety buffer system can effectively reduce impact load borne by the unmanned aerial vehicle carrying trolley, and therefore the unmanned aerial vehicle is protected to a greater extent; after the unmanned aerial vehicle catapults and takes off, the resetting of the unmanned aerial vehicle carrying trolley can be realized by controlling the positive and negative rotation of the alternating current motor and the catapult rod and the trolley brace.
Thirdly, launch the environment diversified, launch the place variety, overcome traditional jettison device size fixed, the limited scheduling problem of transmission power, carry out the independent assortment with each device according to unmanned aerial vehicle's model, realize that the adjustable power of launching of size is variable to satisfy different model unmanned aerial vehicle's transmission requirement.
Drawings
Fig. 1 is a schematic overall structure diagram of a first-order foldable freely-combined unmanned aerial vehicle electromagnetic catapult;
fig. 2 is a bottom view of a first-order foldable free-combination unmanned aerial vehicle electromagnetic catapult;
fig. 3 is a left side view of a first-order foldable free-combination unmanned aerial vehicle electromagnetic catapult;
fig. 4 is a front view of a first-order foldable free-combination unmanned aerial vehicle electromagnetic catapult;
fig. 5 is a top view of a first-order foldable free-combination unmanned aerial vehicle electromagnetic catapult;
fig. 6 is a front view of a four-stage foldable free-combination unmanned aerial vehicle electromagnetic catapult;
fig. 7 is a bottom view of a four-step foldable free-combination unmanned aerial vehicle electromagnetic catapult;
fig. 8 is a top view of a four-step foldable free-combination unmanned aerial vehicle electromagnetic catapult;
fig. 9 is a left side view of the four-step foldable free-combination unmanned aerial vehicle electromagnetic catapult;
in the figure: 1-ejection front foot stool, 2-ejection rear foot stool, 3-ejection rear foot stool fixed guide rail, 4-guide rail slider, 5-electromagnet switching device, 6-unmanned aerial vehicle carrying trolley carrier plate, 7-V belt, 8-transmission big belt pulley, 9-belt pulley rod, 10-transmission small belt pulley, 11-linkage belt A, 12-motor belt pulley, 13-alternating current motor, 14-motor string connecting rod, 15-buffer device B stopper, 16-buffer device B, 17-electromagnet switching device stopper, 18-ejection rod, 19-switch guide rail, 20-trolley brace, 21-trolley stopper, 22-ejection frame connecting guide rail, 23-ejection front foot stool fixed guide rail, 24-buffer device A, 25-a buffer device A limiting block and 26-a linkage belt B.
Detailed Description
The present invention will be further described with reference to specific examples, but the present invention is not limited to these examples.
A foldable freely combined unmanned aerial vehicle electromagnetic catapult is an N-order foldable freely combined unmanned aerial vehicle electromagnetic catapult, wherein N is more than or equal to 1, and the unmanned aerial vehicle electromagnetic catapult consists of an unmanned aerial vehicle carrying trolley, a catapulting device, a transmission device, a power device and double safety buffer devices; the unmanned aerial vehicle carrying trolley is characterized by comprising an electromagnet switching device 5, an unmanned aerial vehicle carrying trolley support plate 6, a buffer device B limiting block 15, an electromagnet switching device limiting block 17, an ejection rod 18 and a switch guide rail 19; the ejection device comprises an ejection front foot rest 1, an ejection rear foot rest 2, an ejection rear foot rest fixed guide rail 3, a guide rail slider 4, a trolley limiting block 21, an ejection frame connecting guide rail 22, an ejection front foot rest fixed guide rail 23 and a buffer device A limiting block 25; the transmission device comprises a V-belt 7, a large transmission belt wheel 8, a belt wheel rod 9, a small transmission belt wheel 10, a linkage belt A11, a trolley brace 20 and a linkage belt B26; the power device comprises a motor belt wheel 12, an alternating current motor 13 and a motor serial connecting rod 14; the double safety buffer device comprises a buffer device A24 and a buffer device B16; as shown in fig. 1-6;
the unmanned aerial vehicle carrying trolley support plate 6 is connected with the ejection rear foot rest fixed guide rail 3 through a guide rail slide block 4; a buffer device B limiting block 15, a buffer device B16 and a switch guide rail 19 are sequentially arranged from front to back below the unmanned aerial vehicle carrying trolley support plate 6, and an electromagnet switch device limiting block 17 and an electromagnet switch device 5 are arranged on the switch guide rail 19; the electromagnet switching device limiting block 17 is arranged at the rearmost end of the switching guide rail 19; the ejection rod 18 is arranged on the electromagnet switching device 5;
the ejection front foot rest 1 is bilaterally and symmetrically connected with the belt wheel rod 9 through the motor string connecting rod 14, and the ejection rear foot rest 2 is bilaterally and symmetrically connected with the belt wheel rod 9; the ejection front foot rest 1 and the ejection rear foot rest 2 are connected in a front-back manner through an ejection frame connecting guide rail 22;
the ejection front foot rest 1 is sequentially provided with a buffer device A limiting block 25, a buffer device A24 and an ejection front foot rest fixed guide rail 23 from front to back; the limiting block 25 of the buffer device A is arranged at the foremost end of the ejection front foot rest 1; the ejection rear foot rest fixed guide rail 3 is arranged on the ejection rear foot rest 2; the guide rail sliding block 4 is arranged on the ejection rear foot rest fixed guide rail 3; the trolley limiting block 21 is arranged at the rearmost end of the ejection rear foot rest fixed guide rail 3;
a motor belt wheel 12 is arranged on the shaft of the alternating current motor 13; the alternating current motor 13 is connected in series through a motor series connecting rod 14;
the trolley brace 20 is arranged on the V-belt 7 and is vertical to the V-belt 7; the V-belt 7 is connected with a large transmission belt wheel 8;
the linkage belt A11 is arranged on the motor belt wheel 12 and the small transmission belt wheel 10, and the linkage belt A11 is used for connecting a power device and a transmission device;
the connection mode of the N-step foldable freely-combined unmanned aerial vehicle electromagnetic catapults is that an unmanned aerial vehicle carrying trolley carrier plate 6 of each step of foldable freely-combined unmanned aerial vehicle electromagnetic catapult is connected together at the left and right through a guide rail slide block 4 and a switch guide rail 19 at the front and at the back, power devices of each step of foldable freely-combined unmanned aerial vehicle electromagnetic catapult are connected through a linkage belt B26, and the linkage belt B26 is arranged on motor belt wheels 12 of two adjacent power devices, as shown in FIGS. 6-9;
the buffer device A24 and the buffer device B16 are spring dampers;
the ejection rear foot rest fixed guide rail 3, the switch guide rail 19, the ejection frame connecting guide rail 22 and the ejection front foot rest fixed guide rail 23 are SBR cylindrical guide rails;
the guide rail sliding block 4, the buffer device B limiting block 15, the electromagnet switching device limiting block 17, the trolley limiting block 21 and the buffer device A limiting block 25 are SBR cylindrical guide rail sliding blocks;
the unmanned aerial vehicle carrying trolley, the ejection device, the power device, the transmission device and the double-safety buffer device are all connected and fixed through bolts and nuts.
The first-order catapult ejection process of the foldable freely combined type unmanned aerial vehicle electromagnetic catapult comprises the following steps:
checking the connection condition of each device, electrifying the alternating current motor and the electromagnet to ensure that the alternating current motor 13 rotates forwards, driving the power device to drive the transmission device to rotate forwards through the linkage belt A11, the transmission device drives the trolley brace 20 to rotate forwards through the V-belt 7, when the rotating speed reaches the launching speed of the unmanned aerial vehicle, a signal is transmitted to the electromagnet switching device 5, the electromagnet switching device 5 is separated, the separated electromagnet switching device 5 drives the ejection rod 18 to move forwards and is buckled with the trolley brace 20, the trolley brace 20 drives the ejection rod 18 to move forwards, the ejection rod 18 drives the separated electromagnet switching device 5 to move forwards, the separated electromagnet switching device 5 triggers the buffer device B16, the buffer device B16 absorbs kinetic energy, the buffer device B16 releases the kinetic energy to the buffer device B limiting block 15, the buffer device B limiting block 15 drives the unmanned aerial vehicle 6 to move forwards, and further accelerates the unmanned aerial vehicle, when the unmanned aerial vehicle carrying trolley support plate 6 reaches the buffer device A24, the ejection rod 18 is separated from the trolley brace 20, the buffer device A24 decelerates the unmanned aerial vehicle carrying trolley support plate 6, the unmanned aerial vehicle carrying trolley support plate 6 stops moving, and the unmanned aerial vehicle takes off; then, the switch controls the alternating current motor 13 to rotate reversely, the ejection rod 18 is buckled with the trolley brace 20, the unmanned aerial vehicle carrying trolley support plate 6 moves backwards to reach the initial position, the ejection rod 18 is separated from the trolley brace 20 again, the unmanned aerial vehicle carrying trolley support plate 6 resets, the power is cut off, and ejection is completed.
Through tests, the maximum ejection weight of the first-order foldable freely-combined unmanned aerial vehicle electromagnetic ejector can reach 15 kg.
As shown in fig. 6-9, which are schematic diagrams of the overall structure of a four-step foldable and freely-combined type unmanned aerial vehicle electromagnetic catapult, four unmanned aerial vehicle carrier plates 6 are connected together through a switch guide rail 19 from front to back through guide rail sliders 4 to form a whole, a power device is connected through a linkage belt B26 to achieve superposition of power, and the four-step catapult process is the same as the principle of the first-step catapult and will not be explained here. And the N-order foldable freely combined unmanned aerial vehicle electromagnetic catapult can be obtained in the same way.
Through tests, the maximum ejection weight of the four-order foldable freely combined unmanned aerial vehicle electromagnetic ejector can reach 40 kg.
Claims (5)
1. A foldable freely combined unmanned aerial vehicle electromagnetic catapult is an N-order foldable freely combined unmanned aerial vehicle electromagnetic catapult, wherein N is more than or equal to 1, and the unmanned aerial vehicle electromagnetic catapult consists of an unmanned aerial vehicle carrying trolley, a catapulting device, a transmission device, a power device and double safety buffer devices; the unmanned aerial vehicle carrying trolley is characterized by comprising an electromagnet switching device (5), an unmanned aerial vehicle carrying trolley support plate (6), a buffer device B limiting block (15), an electromagnet switching device limiting block (17), an ejection rod (18) and a switch guide rail (19); the ejection device comprises an ejection front foot rest (1), an ejection rear foot rest (2), an ejection rear foot rest fixed guide rail (3), a guide rail slide block (4), a trolley limiting block (21), an ejection frame connecting guide rail (22), an ejection front foot rest fixed guide rail (23) and a buffer device A limiting block (25); the transmission device comprises a V-belt (7), a large transmission belt wheel (8), a belt wheel rod (9), a small transmission belt wheel (10), a linkage belt A (11), a trolley brace (20) and a linkage belt B (26); the power device comprises a motor belt wheel (12), an alternating current motor (13) and a motor serial connecting rod (14); the double-safety buffer device comprises a buffer device A (24) and a buffer device B (16);
the unmanned aerial vehicle carrying trolley carrier plate (6) is connected with the ejection rear foot rest fixed guide rail (3) through a guide rail slide block (4); a buffer device B limiting block (15), a buffer device B (16) and a switch guide rail (19) are sequentially arranged from front to back below the unmanned aerial vehicle carrying trolley support plate (6), and an electromagnet switch device limiting block (17) and an electromagnet switch device (5) are arranged on the switch guide rail (19); the electromagnet switching device limiting block (17) is arranged at the rearmost end of the switching guide rail (19); the ejection rod (18) is arranged on the electromagnet switching device (5);
the ejection front foot rest (1) is connected with the belt wheel rod (9) in a bilateral symmetry mode through the motor string connecting rod (14), and the ejection rear foot rest (2) is connected with the belt wheel rod (9) in a bilateral symmetry mode; the ejection front foot rest (1) and the ejection rear foot rest (2) are connected in a front-back manner through an ejection frame connecting guide rail (22);
a buffer device A limiting block (25), a buffer device A (24) and a fixed guide rail (23) of the ejection front foot rest are sequentially arranged on the ejection front foot rest (1) from front to back; the buffer device A limiting block (25) is arranged at the foremost end of the ejection front foot rest (1); the ejection rear foot rest fixed guide rail (3) is arranged on the ejection rear foot rest (2); the guide rail sliding block (4) is arranged on the ejection rear foot stool fixed guide rail (3); the trolley limiting block (21) is arranged at the rearmost end of the ejection rear foot rest fixed guide rail (3);
a motor belt wheel (12) is arranged on the shaft of the alternating current motor (13); the alternating current motor (13) is connected in series through a motor series connecting rod (14);
the trolley brace (20) is arranged on the V-belt (7) and is vertical to the V-belt (7); the V-belt (7) is connected with a large transmission belt wheel (8);
the linkage belt A (11) is arranged on the motor belt wheel (12) and the small transmission belt wheel (10), and the linkage belt A (11) is used for connecting the power device and the transmission device;
the connection mode of the N-step foldable free combined type unmanned aerial vehicle electromagnetic catapult is that an unmanned aerial vehicle carrying trolley support plate (6) of each step of foldable free combined type unmanned aerial vehicle electromagnetic catapult is connected together through a switch guide rail (19) in a front-back mode through a guide rail slider (4), power devices of each step of foldable free combined type unmanned aerial vehicle electromagnetic catapult are connected through a linkage belt B (26), and the linkage belt B (26) is arranged on motor belt wheels (12) of two adjacent power devices.
2. The foldable free-combination unmanned aerial vehicle electromagnetic catapult of claim 1, wherein the damping device a (24) and the damping device B (16) are spring dampers.
3. The electromagnetic catapult of a foldable and freely-combined unmanned aerial vehicle as claimed in claim 1, wherein the post-catapult foot stool fixing guide rail (3), the switch guide rail (19), the catapult frame connecting guide rail (22) and the pre-catapult foot stool fixing guide rail (23) are SBR cylindrical guide rails.
4. The foldable free-combination type unmanned aerial vehicle electromagnetic catapult as claimed in claim 1, wherein the rail block (4), the buffer device B limit block (15), the electromagnet switch device limit block (17), the trolley limit block (21) and the buffer device A limit block (25) are SBR cylindrical rail blocks.
5. The electromagnetic catapult of the foldable and freely-combined unmanned aerial vehicle as claimed in claim 1, wherein the unmanned aerial vehicle carrying trolley, the catapult device, the power device, the transmission device and the double-safety buffer device are all fixed by bolt and nut connection.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911281689.9A CN111196376A (en) | 2019-12-13 | 2019-12-13 | Collapsible independent assortment formula unmanned aerial vehicle electromagnetism catapult |
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| CN201911281689.9A CN111196376A (en) | 2019-12-13 | 2019-12-13 | Collapsible independent assortment formula unmanned aerial vehicle electromagnetism catapult |
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