阅读说明：本技术 一种氢动能发动机储氢装置 (Hydrogen storage device of hydrogen kinetic energy engine ) 是由 李洁 于 2020-07-24 设计创作，主要内容包括：本发明公开了一种氢动能发动机储氢装置,包括复合翼无人机和开在复合翼无人机内底部的安装室,所述安装室底部活动安装有一组相对的自动舱门,自动舱门两侧设有启闭机构,所述安装室内活动安装有氢气瓶安装板,氢气瓶安装板底部设有夹紧机构,所述氢气瓶安装板上设有弹出机构。本发明的有益效果是,通过位于自动舱门两侧的启闭机构可对自动舱门进行自动启闭,便于更换氢气瓶和无人机在高空失控时氢气瓶的弹出,夹紧机构可对氢气瓶进行夹紧和定位,且弧形夹紧板具有缓冲功能,减小对氢气瓶的振动,弹出机构可在无人机高空失控时,自动将氢气瓶的弹出,防止氢气瓶发生爆炸和,无人机造成二次伤害。(The invention discloses a hydrogen storage device of a hydrogen kinetic energy engine, which comprises a composite wing unmanned aerial vehicle and an installation chamber arranged at the bottom in the composite wing unmanned aerial vehicle, wherein a group of opposite automatic cabin doors are movably arranged at the bottom of the installation chamber, opening and closing mechanisms are arranged on two sides of each automatic cabin door, a hydrogen cylinder installation plate is movably arranged in the installation chamber, a clamping mechanism is arranged at the bottom of the hydrogen cylinder installation plate, and a pop-up mechanism is arranged on the hydrogen cylinder installation plate. The automatic cabin door has the advantages that the automatic cabin door can be automatically opened and closed through the opening and closing mechanisms positioned on the two sides of the automatic cabin door, so that the hydrogen cylinder can be conveniently replaced, the unmanned aerial vehicle can pop up when out of control at high altitude, the clamping mechanism can clamp and position the hydrogen cylinder, the arc-shaped clamping plate has a buffering function, the vibration to the hydrogen cylinder is reduced, the popping mechanism can automatically pop up the hydrogen cylinder when out of control at high altitude, and the explosion of the hydrogen cylinder and the secondary damage caused by the unmanned aerial vehicle are prevented.)

1. A hydrogen kinetic energy engine hydrogen storage device comprises a composite wing unmanned aerial vehicle (1) and an installation chamber (2) arranged at the bottom in the composite wing unmanned aerial vehicle (1), and is characterized in that a group of opposite automatic cabin doors (3) are movably installed at the bottom of the installation chamber (2), opening and closing mechanisms are arranged on two sides of each automatic cabin door (3), a hydrogen cylinder installation plate (4) is movably installed in the installation chamber (2), a clamping mechanism is arranged at the bottom of each hydrogen cylinder installation plate (4), and a pop-up mechanism is arranged on each hydrogen cylinder installation plate (4);

the opening and closing mechanism comprises a driving motor (5), a driving shaft (6), a driving chain tooth (7), a group of opposite rotating shafts (8), a driven chain tooth (9), a transmission chain (10), a group of opposite external threads (11), a group of opposite nuts (12), a first belt pulley (13), a rotating shaft (14), a second belt pulley (15), a transmission belt (16), a rectangular gear (17), a group of opposite sliding chutes (18), a sliding mounting plate (19), a connecting rod (20) and a strip-shaped rack (21), wherein the driving motor (5) is horizontally arranged on one side of the inner bottom of the mounting chamber (2), the driving shaft (6) is arranged on the rotating end of the driving motor (5), the driving chain tooth (7) is arranged at the front end of the driving shaft (6), the group of opposite rotating shafts (8) is transversely arranged on two sides of the inner bottom of the mounting chamber (, driven chain tooth (9) are installed at axis of rotation (8) front end, drive chain (10) suit is on initiative chain tooth (7) and driven chain tooth (9), and both sides are attacked in axis of rotation (8) to a set of relative external screw thread (11), and a set of relative screw (12) suit respectively is on a set of relative external screw thread (11), install on drive shaft (6) belt pulley (13), rotation axis (14) movable mounting is upper end one side in installation room (2), install in rotation axis (14) rear end belt pulley (15), drive belt (16) suit is on belt pulley (13) and belt pulley (15), rectangle gear (17) are installed at rotation axis (14) front end, and open in hydrogen bottle mounting panel (4) bottom a set of relative spout (18), sliding mounting panel (19) sliding mounting is on a set of relative spout (18), the connecting rod (20) is arranged on one side of the sliding mounting plate (19), and the strip-shaped rack (21) is arranged at the front end of the connecting rod (20) and is meshed with the rectangular gear (17);

the clamping mechanism comprises a group of opposite first support frames (22), a hydrogen cylinder placing base (23), a positioning baffle plate (24), an arc-shaped fixing sleeve (25), a group of opposite arc-shaped sliding grooves (26), an arc-shaped holding claw (27), a first limit block (28), a first spring (29), a pulling handle (30), a group of opposite second support frames (31), a rotating worm wheel (32), a clamping gripper (33), a fixed block (34), a limit groove (35), a sliding block (36), a second limit block (37), a second spring (38), an arc-shaped clamping plate (39), a clamping mounting plate (40), a rotating worm (41), a rotating handle (42) and a ratchet wheel (43), the group of opposite first support frames (22) are arranged at the bottom of the sliding mounting plate (19), the hydrogen cylinder placing base (23) is arranged at the bottom of the group of opposite first support frames (22), the positioning baffle plate (24) is arranged at the rear end of the hydrogen cylinder placing base, the arc fixed sleeve (25) is installed and is placed base (23) front end at the hydrogen cylinder, and both ends in arc fixed sleeve (25) are opened to a set of relative arc spout (26), claw (27) movable mounting is embraced in arc spout (26) to the arc, stopper (28) are installed and are embraced on claw (27) in the arc, spring (29) suit is embraced on claw (27) in the arc tightly, pull handle (30) and install and embrace claw (27) upper end one side in the arc, a set of relative support frame two (31) sliding mounting board (19) bottom both sides, rotate worm wheel (32) movable mounting in support frame two (31) upper end one side, press from both sides tight claw (33) movable mounting in support frame two (31) upper end opposite side, bottom in tight claw (33) is installed in fixed block (34), spacing recess (35) are opened in fixed block (34), the sliding block (36) is slidably mounted in the limiting groove (35), the second limiting block (37) is mounted at the rear end of the sliding block (36), the second spring (38) is sleeved on the sliding block (36), the arc-shaped clamping plate (39) is mounted at the front end of the sliding block (36), the clamping mounting plate (40) is vertically mounted at the rear end of the sliding mounting plate (19), the rotating worm (41) is movably inserted in the clamping mounting plate (40), the front end of the rotating worm is meshed with the rotating worm wheel (32), the rotating handle (42) is mounted at the rear end of the rotating worm (41), and the ratchet wheel (43) is mounted on the rotating worm (41);

the pop-up mechanism comprises a fixed top plate (44), a second sliding groove (45), a sliding pop-up plate (46), a baffle plate (47), a connecting shaft (48), a third spring (49), a first limiting plate (50), a set of opposite barb grooves (51), a set of opposite barb connecting rods (52), a second limiting plate (53), a fourth spring (54), a barb (55), an ejection groove (56), an ejection mounting plate (57), an electric push rod (58), an ejection barb (59), a limit stop (60) and an automatic umbrella opening device (61), wherein the fixed top plate (44) is arranged at the inner top of the mounting chamber (2), the second sliding groove (45) is arranged at the bottom of the fixed top plate (44), the sliding pop-up plate (46) is slidably arranged at the bottom of the second sliding groove (45), the baffle plate (47) is arranged at one side of the inner top of the mounting chamber (2), and the connecting shaft (48) is movably inserted, and the front end is connected with the sliding ejection plate (46), the three (49) spring suit is at connecting axle (48) front end, limiting plate (50) are installed at connecting axle (48) rear end, and open in sliding ejection plate (46) bottom a set of relative barb recess (51), and install in hydrogen cylinder mounting panel (4) upper end a set of relative barb connecting rod (52), limiting plate two (53) are installed on barb connecting rod (52), the four (54) spring suit is in barb connecting rod (52) bottom, barb (55) are installed in barb connecting rod (52) upper end, and are located barb recess (51), ejecting recess (56) are opened in sliding ejection plate (46) bottom one side, top one side in installation room (2) is installed in ejecting mounting panel (57), electric putter (58) are vertically installed on ejecting mounting panel (57), the ejection barb (59) is arranged on the telescopic end of the electric push rod (58) and corresponds to the ejection groove (56), the limit stop (60) is arranged at the front end of the ejection mounting plate (57) and corresponds to one side of the hydrogen cylinder mounting plate (4), and the automatic umbrella opening device (61) is arranged at the center of the upper surface of the hydrogen cylinder mounting plate (4).

2. The hydrogen storage device for the hydrogen kinetic energy engine according to claim 1, wherein the automatic cabin door (3) is composed of a first cabin door plate and a second cabin door plate, the first cabin door plate and the second cabin door plate are movably hinged through a rotating shaft, and a nut (12) is fixedly connected with one side of the front end of the second cabin door plate.

3. A hydrogen storage device for hydrogen kinetic energy engine as claimed in claim 1, wherein the upper end of the sliding mounting plate (19) is slidably mounted in the first sliding groove (18) through a set of sliding blocks.

4. The hydrogen storage device for the hydrogen kinetic energy engine as claimed in claim 1, wherein the upper surface of the arc-shaped fixing sleeve (25) is provided with a set of opposite handle sliding grooves (62), and one side of each handle sliding groove (62) is provided with a handle fixing groove (63).

5. The hydrogen storage device for the hydrogen kinetic energy engine of claim 1, wherein one side of the front surface of the clamping and mounting plate (40) is movably provided with a brake pawl (64) corresponding to the ratchet wheel (43), the rear end of the brake pawl (64) is connected with a brake handle (65), and the other side of the front surface of the clamping and mounting plate (40) is movably provided with a spring plate (66) corresponding to the brake pawl (64).

6. The hydrogen storage device for the hydrogen kinetic energy engine as claimed in claim 1, wherein the upper end of the sliding ejection plate (46) is slidably mounted in the second sliding groove (45) through the second sliding block.

7. The hydrogen storage device for the hydrogen kinetic energy engine as claimed in claim 1, wherein a third sliding groove (67) is formed in the center of the bottom of the sliding ejection plate (46), a fixing rod (68) is installed at the bottom inside the third sliding groove (67), the automatic umbrella opening device (61) is provided with a normally closed switch (69) corresponding to the fixing rod (68), and a time delay device (70) is installed on one side of the normally closed switch (69).

8. The hydrogen storage device for the hydrogen kinetic energy engine according to claim 1, wherein a hydrogen fuel engine (71) is installed in the composite wing drone (1), and a fuel supply pipe (72) corresponding to a hydrogen cylinder is installed on one side of the hydrogen fuel engine (71).

Technical Field

The invention relates to the field of unmanned aerial vehicles, in particular to a hydrogen storage device of a hydrogen kinetic energy engine.

Background

The unmanned plane is called unmanned plane for short, and is an unmanned plane operated by radio remote control equipment and a self-contained program control device. The machine has no cockpit, but is provided with an automatic pilot, a program control device and other equipment. The personnel on the ground, the naval vessel or the mother aircraft remote control station can track, position, remotely control, telemeter and digitally transmit the personnel through equipment such as a radar. The aircraft can take off like a common airplane under the radio remote control or launch and lift off by a boosting rocket, and can also be thrown into the air by a mother aircraft for flying. During recovery, the aircraft can land automatically in the same way as the common aircraft landing process, and can also be recovered by a parachute or a barrier net for remote control. Can be repeatedly used for many times. The method is widely used for aerial reconnaissance, monitoring, communication, anti-submergence, electronic interference and the like.

Hydrogen energy is a recognized clean energy, is emerging as a low-carbon and zero-carbon energy, and can effectively improve the cruising ability of the unmanned aerial vehicle. Traditional unmanned aerial vehicle stores up hydrogen method generally utilizes high-pressure steel bottle (hydrogen cylinder) to store hydrogen, but the volume that the hydrogen was stored to the steel bottle is little, and the danger of explosion in addition, because the stability of hydrogen is relatively poor, if unmanned aerial vehicle is out of control at the high altitude, the risk of easy collision explosion causes secondary damage to unmanned aerial vehicle.

Disclosure of Invention

Aiming at the defects, the invention provides a hydrogen storage device for a hydrogen kinetic energy engine, which aims to solve the problem of hydrogen storage of the hydrogen kinetic energy engine.

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

a hydrogen storage device of a hydrogen kinetic energy engine comprises a composite wing unmanned aerial vehicle and an installation chamber arranged at the bottom in the composite wing unmanned aerial vehicle, wherein a group of opposite automatic cabin doors are movably arranged at the bottom of the installation chamber, opening and closing mechanisms are arranged on two sides of each automatic cabin door, a hydrogen cylinder installation plate is movably arranged in the installation chamber, a clamping mechanism is arranged at the bottom of the hydrogen cylinder installation plate, and an ejection mechanism is arranged on the hydrogen cylinder installation plate;

the opening and closing mechanism comprises a driving motor, a driving shaft, a driving chain tooth, a group of opposite rotating shafts, a driven chain tooth, a transmission chain, a group of opposite external threads, a group of opposite nuts, a first belt pulley, a rotating shaft, a second belt pulley, a transmission belt, a rectangular gear, a group of opposite sliding chutes, a sliding mounting plate, a connecting rod and a strip-shaped rack, wherein the driving motor is horizontally arranged at one side of the bottom in the installation chamber, the driving shaft is arranged at the rotating end of the driving motor, the driving chain tooth is arranged at the front end of the driving shaft, the group of opposite rotating shafts are transversely arranged at two sides of the bottom in the installation chamber, the driven chain tooth is arranged at the front end of the rotating shaft, the transmission chain is sleeved on the driving chain tooth and the driven chain tooth, the group of opposite external threads are arranged, the first belt pulley is mounted on the driving shaft, the rotating shaft is movably mounted on one side of the upper end in the mounting chamber, the second belt pulley is mounted at the rear end of the rotating shaft, the transmission belt is sleeved on the first belt pulley and the second belt pulley, the rectangular gear is mounted at the front end of the rotating shaft, a group of opposite first sliding chutes is formed in the bottom of the hydrogen cylinder mounting plate, the sliding mounting plate is slidably mounted on the group of opposite first sliding chutes, the connecting rod is mounted on one side of the sliding mounting plate, and the strip-shaped rack is mounted at the front end of the connecting rod and meshed with;

the clamping mechanism comprises a group of opposite first support frames, a hydrogen cylinder placing base, a positioning baffle, an arc-shaped fixing sleeve, a group of opposite arc-shaped sliding grooves, an arc-shaped holding claw, a first limiting block, a first spring, a pulling handle, a group of opposite second support frames, a rotating worm wheel, a clamping gripper, a fixing block, a limiting groove, a sliding block, a second limiting block, a second spring, an arc-shaped clamping plate, a clamping mounting plate, a rotating worm, a rotating handle and a ratchet wheel, wherein the group of opposite first support frames is arranged at the bottom of the sliding mounting plate, the hydrogen cylinder placing base is arranged at the bottom of the group of opposite first support frames, the positioning baffle is arranged at the rear end of the hydrogen cylinder placing base, the arc-shaped fixing sleeve is arranged at the front end of the hydrogen cylinder placing base, the group of opposite arc-shaped sliding grooves are arranged, the first limiting block is installed on the arc-shaped holding claw, the spring is sleeved on the arc-shaped holding claw, the pulling handle is installed on one side of the upper end of the arc-shaped holding claw, a group of two opposite sliding installation plates of the supporting frame are arranged on two sides of the bottom of the supporting frame, the rotating worm wheel is movably installed on one side of the upper end of the supporting frame, the clamping gripper is movably installed on the other side of the upper end of the supporting frame, the fixed block is installed at the bottom of the clamping gripper, the limiting groove is formed in the fixed block, the sliding block is slidably installed in the limiting groove, the second limiting block is installed at the rear end of the sliding block, the spring is sleeved on the sliding block, the arc-shaped clamping plate is installed at the front end of the sliding block, the clamping installation plate is vertically installed at the rear end of the sliding installation plate, the rotating worm, the ratchet wheel is arranged on the rotating worm;

the pop-up mechanism comprises a fixed top plate, a second sliding groove, a sliding pop-up plate, a baffle plate, a connecting shaft, a third spring, a first limiting plate, a set of opposite barb grooves, a set of opposite barb connecting rods, a second limiting plate, a fourth spring, barbs, ejection grooves, ejection mounting plates, electric push rods, ejection barbs, limit stops and an automatic parachute opening device, wherein the fixed top plate is mounted at the top in the mounting chamber, the second sliding groove is formed in the bottom of the fixed top plate, the sliding pop-up plate is slidably mounted at the bottom of the second sliding groove, the baffle plate is mounted at one side of the top in the mounting chamber, the connecting shaft is movably inserted in the baffle plate, the front end of the connecting shaft is connected with the sliding pop-up plate, the third spring is sleeved at the front end of the connecting shaft, the first limiting plate is mounted at the rear end of the connecting shaft, the, limiting plate two is installed on the barb connecting rod, spring four-box dress is in barb connecting rod bottom, the barb is installed in barb connecting rod upper end, and is located the barb recess, ejecting recess is opened in slip pop-up plate bottom one side, ejecting mounting panel is installed in the indoor top one side of installation, electric putter is vertical to be installed on ejecting mounting panel, ejecting barb is installed and is served at electric putter is flexible, and corresponding with ejecting recess, limit stop installs at ejecting mounting panel front end and corresponding with hydrogen cylinder mounting panel one side, automatic parachute opening device installs in hydrogen cylinder mounting panel upper surface center department.

Furthermore, the automatic cabin door is composed of a first cabin door plate and a second cabin door plate, the first cabin door plate and the second cabin door plate are movably hinged through a rotating shaft, and a nut is fixedly connected with one side of the front end of the second cabin door plate.

Furthermore, the upper end of the sliding mounting plate is slidably mounted in the first sliding groove through a group of first sliding blocks.

Furthermore, a set of opposite handle sliding grooves is formed in the upper surface of the arc-shaped fixing sleeve, and a handle fixing groove is formed in one side of each handle sliding groove.

Furthermore, a braking pawl corresponding to the ratchet wheel is movably mounted on one side of the front surface of the clamping mounting plate, a braking handle is connected to the rear end of the braking pawl, and a reed corresponding to the braking pawl is movably mounted on the other side of the front surface of the clamping mounting plate.

Furthermore, the upper end of the sliding ejection plate is slidably mounted in the second sliding groove through the second sliding block.

Furthermore, the center of the bottom of the sliding ejection plate is provided with a third sliding groove, the bottom of the third sliding groove is provided with a fixed rod, the automatic umbrella opening device is provided with a normally closed switch corresponding to the fixed rod, and one side of the normally closed switch is provided with a time delay.

Furthermore, a hydrogen fuel engine is installed in the composite wing unmanned aerial vehicle, and a fuel supply pipe corresponding to the hydrogen cylinder is installed on one side of the hydrogen fuel engine.

The invention provides a hydrogen storage device of a hydrogen kinetic energy engine, which has the following beneficial effects that the automatic cabin door can be automatically opened and closed through opening and closing mechanisms positioned on two sides of the automatic cabin door, so that the hydrogen cylinder can be conveniently replaced, and the hydrogen cylinder can be conveniently popped out when an unmanned aerial vehicle is out of control at high altitude, a clamping mechanism can clamp and position the hydrogen cylinder, an arc-shaped clamping plate has a buffering function, the vibration to the hydrogen cylinder is reduced, the hydrogen cylinder can be automatically popped out by the popping mechanism when the unmanned aerial vehicle is out of control at high altitude, and the hydrogen cylinder is prevented from being exploded to cause secondary damage to the unmanned aerial vehicle.

Drawings

FIG. 1 is a schematic diagram of a hydrogen storage device of a hydrogen kinetic energy engine according to the present invention.

Fig. 2 is a sectional view of the installation chamber according to the present invention.

Fig. 3 is a schematic view of the opening and closing mechanism of the present invention.

Fig. 4 is a schematic view of the clamping mechanism of the present invention.

FIG. 5 is an enlarged view of a portion of FIG. 4 according to the present invention.

Fig. 6 is a cross-sectional view of an arcuate retaining sleeve according to the present invention.

FIG. 7 is an enlarged view of a portion of the invention shown at B in FIG. 6.

Fig. 8 is a schematic view of the handle runner of the present invention.

Fig. 9 is a front view of the clamp mounting plate of the present invention.

Fig. 10 is a bottom view of the slide mount plate of the present invention.

In the figure: 1. a composite wing drone; 2. an installation chamber; 3. an automatic hatch door; 4. a hydrogen cylinder mounting plate; 5. a drive motor; 6. a drive shaft; 7. a drive chain tooth; 8. a rotating shaft; 9. a driven chain tooth; 10. a drive chain; 11. an external thread; 12. a nut; 13. a first belt pulley; 14. a rotating shaft; 15. a second belt pulley; 16. a drive belt; 17. a rectangular gear; 18. a first sliding chute; 19. a slide mounting plate; 20. a connecting rod; 21. a strip rack; 22. a first support frame; 23. a hydrogen cylinder placing base; 24. positioning a baffle plate; 25. an arc-shaped fixed sleeve; 26. an arc-shaped chute; 27. an arc-shaped holding claw; 28. a first limiting block; 29. a first spring; 30. pulling the handle; 31. a second support frame; 32. rotating the worm gear; 33. clamping the gripper; 34. a fixed block; 35. a limiting groove; 36. a slider; 37. a second limiting block; 38. a second spring; 39. an arc-shaped clamping plate; 40. clamping the mounting plate; 41. rotating the worm; 42. rotating the handle; 43. a ratchet wheel; 44. fixing a top plate; 45. a second chute; 46. sliding the eject plate; 47. a baffle plate; 48. a connecting shaft; 49. a third spring; 50. a first limiting plate; 51. a barb groove; 52. a barb connecting rod; 53. a second limiting plate; 54. a fourth spring; 55. a barb; 56. ejecting out the groove; 57. ejecting the mounting plate; 58. an electric push rod; 59. ejecting the barb; 60. 61, automatic umbrella opening device; 62. a handle chute; 63. a handle chute; 64. a brake pawl; 65. a brake handle; 66. a reed; 67. a third chute; 68. fixing the rod; 69. a normally closed switch; 70. a time delay; 71. a hydrogen-fueled engine; 72. a fuel supply pipe.

Detailed Description

The invention is described in detail below with reference to the accompanying drawings, as shown in FIGS. 1-10: a hydrogen storage device of a hydrogen kinetic energy engine comprises a composite wing unmanned aerial vehicle 1 and an installation chamber 2 arranged at the bottom in the composite wing unmanned aerial vehicle 1, wherein a group of opposite automatic cabin doors 3 are movably installed at the bottom of the installation chamber 2, opening and closing mechanisms are arranged on two sides of each automatic cabin door 3, a hydrogen cylinder installation plate 4 is movably installed in the installation chamber 2, a clamping mechanism is arranged at the bottom of each hydrogen cylinder installation plate 4, and a pop-up mechanism is arranged on each hydrogen cylinder installation plate 4;

the opening and closing mechanism comprises a driving motor 5, a driving shaft 6, driving chain teeth 7, a group of opposite rotating shafts 8, driven chain teeth 9, a transmission chain 10, a group of opposite external threads 11, a group of opposite nuts 12, a first belt pulley 13, a rotating shaft 14, a second belt pulley 15, a transmission belt 16, a rectangular gear 17, a group of opposite sliding chutes 18, a sliding mounting plate 19, a connecting rod 20 and a strip-shaped rack 21, wherein the driving motor 5 is horizontally arranged at one side of the bottom in the mounting chamber 2, the driving shaft 6 is arranged at the rotating end of the driving motor 5, the driving chain teeth 7 are arranged at the front end of the driving shaft 6, the group of opposite rotating shafts 8 are transversely arranged at two sides of the bottom in the mounting chamber 2, the driven chain teeth 9 are arranged at the front end of the rotating shaft 8, the transmission chain 10 is sleeved on the driving chain teeth 7 and the driven chain teeth 9, and, a group of opposite nuts 12 are respectively sleeved on a group of opposite external threads 11, the first belt pulley 13 is installed on the driving shaft 6, the rotating shaft 14 is movably installed on one side of the upper end in the installation chamber 2, the second belt pulley 15 is installed at the rear end of the rotating shaft 14, the driving belt 16 is sleeved on the first belt pulley 13 and the second belt pulley 15, the rectangular gear 17 is installed at the front end of the rotating shaft 14, a group of opposite sliding grooves 18 are formed in the bottom of the hydrogen cylinder installation plate 4, the sliding installation plate 19 is slidably installed on the group of opposite sliding grooves 18, the connecting rod 20 is installed on one side of the sliding installation plate 19, and the strip-shaped rack 21 is installed at the front end of the connecting rod 20 and is;

the clamping mechanism comprises a group of opposite support frames 22, a hydrogen cylinder placing base 23, a positioning baffle plate 24, an arc-shaped fixing sleeve 25, a group of opposite arc-shaped sliding grooves 26, an arc-shaped holding claw 27, a limiting block 28, a spring 29, a pulling handle 30, a group of opposite support frames 31, a rotating worm wheel 32, a clamping hand grip 33, a fixing block 34, a limiting groove 35, a sliding block 36, a limiting block two 37, a spring two 38, an arc-shaped clamping plate 39, a clamping mounting plate 40, a rotating worm 41, a rotating handle 42 and a ratchet wheel 43, wherein the group of opposite support frames 22 are arranged at the bottom of the sliding mounting plate 19, the hydrogen cylinder placing base 23 is arranged at the bottom of the group of opposite support frames 22, the positioning baffle plate 24 is arranged at the rear end of the hydrogen cylinder placing base 23, the arc-shaped fixing sleeve 25 is arranged at the front end of the hydrogen cylinder placing base 23, the group of opposite arc, the arc-shaped clasping claw 27 is movably arranged in the arc-shaped sliding groove 26, the first limiting block 28 is arranged on the arc-shaped clasping claw 27, the first spring 29 is sleeved on the arc-shaped clasping claw 27, the pulling handle 30 is arranged on one side of the upper end of the arc-shaped clasping claw 27, a group of opposite supporting frames 31 are arranged on two sides of the bottom of the sliding mounting plate 19, the rotating worm wheel 32 is movably arranged on one side of the upper end of the supporting frames 31, the clamping hand 33 is movably arranged on the other side of the upper end of the supporting frames 31, the fixing block 34 is arranged on the bottom in the clamping hand 33, the limiting groove 35 is arranged in the fixing block 34, the sliding block 36 is slidably arranged in the limiting groove 35, the second limiting block 37 is arranged at the rear end of the sliding block 36, the second spring 38 is sleeved on the sliding block 36, the arc-, the rotating worm 41 is movably inserted into the clamping mounting plate 40, the front end of the rotating worm 41 is meshed with the rotating worm wheel 32, the rotating handle 42 is mounted at the rear end of the rotating worm 41, and the ratchet wheel 43 is mounted on the rotating worm 41;

the pop-up mechanism comprises a fixed top plate 44, a second sliding groove 45, a sliding pop-up plate 46, a baffle plate 47, a connecting shaft 48, a third spring 49, a first limiting plate 50, a set of opposite barb grooves 51, a set of opposite barb connecting rods 52, a second limiting plate 53, a fourth spring 54, a barb 55, an ejection groove 56, an ejection mounting plate 57, an electric push rod 58, an ejection barb 59, a limit stop 60 and an automatic umbrella opening device 61, wherein the fixed top plate 44 is mounted at the top in the mounting chamber 2, the second sliding groove 45 is arranged at the bottom of the fixed top plate 44, the sliding pop-up plate 46 is slidably mounted at the bottom of the second sliding groove 45, the baffle plate 47 is mounted at one side of the top in the mounting chamber 2, the connecting shaft 48 is movably inserted in the baffle plate 47, the front end of the connecting shaft 48 is connected with the sliding pop-up plate 46, the third spring 49 is sleeved at the front end of the connecting shaft 48, the first, a set of relative barb connecting rod 52 is installed in hydrogen cylinder mounting panel 4 upper end, two 53 limiting plates are installed on barb connecting rod 52, four 54 suit of spring are in barb connecting rod 52 bottom, barb 55 is installed in barb connecting rod 52 upper end, and is located barb recess 51, ejecting recess 56 is opened in slip ejection plate 46 bottom one side, ejecting mounting panel 57 is installed in installation room 2 top one side, electric putter 58 is vertical to be installed on ejecting mounting panel 57, ejecting barb 59 is installed and is served at electric putter 58 is flexible, and corresponding with ejecting recess 56, limit stop 60 is installed at ejecting mounting panel 57 front end and corresponding with hydrogen cylinder mounting panel 4 one side, automatic parachute opening device 61 is installed in hydrogen cylinder mounting panel 4 upper surface center department.

The automatic cabin door 3 is composed of a first cabin door plate and a second cabin door plate, the first cabin door plate and the second cabin door plate are movably hinged through a rotating shaft, and a nut 12 is fixedly connected with one side of the front end of the second cabin door plate.

The upper end of the sliding mounting plate 19 is slidably mounted in the sliding groove I18 through a group of sliding blocks I.

The upper surface of the arc-shaped fixed sleeve 25 is provided with a group of opposite handle sliding grooves 62, and one side of each handle sliding groove 62 is provided with a handle fixed groove 63.

A brake pawl 64 corresponding to the ratchet wheel 43 is movably mounted on one side of the front surface of the clamping mounting plate 40, a brake handle 65 is connected to the rear end of the brake pawl 64, and a spring plate 66 corresponding to the brake pawl 64 is movably mounted on the other side of the front surface of the clamping mounting plate 40.

The upper end of the sliding ejection plate 46 is slidably mounted in the second sliding groove 45 through the second sliding block.

The center of the bottom of the sliding ejection plate 46 is provided with a third sliding groove 67, the bottom of the third sliding groove 67 is provided with a fixed rod 68, the automatic umbrella opening device 61 is provided with a normally closed switch 69 corresponding to the fixed rod 68, and one side of the normally closed switch 69 is provided with a time delay device 70.

A hydrogen fuel engine 71 is installed in the composite-wing drone 1, and a fuel supply pipe 72 corresponding to a hydrogen cylinder is installed on one side of the hydrogen fuel engine 71.

The working principle of the embodiment is as follows: the electric equipment used by the device is controlled by an external controller, an installation chamber 2 is arranged at the bottom in the composite wing unmanned aerial vehicle 1, a group of opposite automatic cabin doors 3 are movably arranged at the bottom of the installation chamber 2, and when the device is used, a user firstly installs a hydrogen storage bottle at the bottom of a hydrogen cylinder installation plate 4;

when the automatic cabin door 3 is opened and closed: the user firstly opens the switch of the driving motor 5, the driving motor 5 drives the driving shaft 6 on the rotating end to start rotating, the driving chain teeth 7 are installed at the front end of the driving shaft 6, a group of opposite rotating shafts 8 are transversely and movably installed at two sides of the bottom in the installation chamber 2 through fastening bearings, the driven chain teeth 9 are installed at the front end of the rotating shafts 8, the driving chain 10 is sleeved on the driving chain teeth 7 and the driven chain teeth 9, the driving chain 10 drives the group of opposite rotating shafts 8 to start rotating, a group of opposite external threads 11 are tapped at two sides of the rotating shafts 8, a group of opposite nuts 12 are respectively sleeved on the group of opposite external threads 11, the automatic cabin door 3 is composed of a first cabin door plate and a second cabin door plate, the first cabin door plate and the second cabin door plate are movably hinged through the rotating shafts, and the nuts 12 are fixedly connected with one side of the front end of the second cabin door plate, the automatic cabin door 3 is driven to be opened, at the moment, the first cabin door panel and the second cabin door panel are V-shaped, the occupied space of the door panels is reduced, the rotating shaft 14 is movably installed on one side of the upper end in the installation chamber 2 through a fastening bearing, the belt pulley II 15 is installed at the rear end of the rotating shaft 14, the transmission belt 16 is sleeved on the belt pulley I13 and the belt pulley II 15, the rectangular gear 17 is installed at the front end of the rotating shaft (14), a group of opposite sliding chutes I18 are opened at the bottom of the hydrogen cylinder installation plate 4, the upper end of the sliding installation plate 19 is installed in the sliding chutes I18 through a group of sliding blocks I in a sliding mode, the connecting rod 20 is installed on one side of the sliding installation plate 19, the strip-shaped rack 21 is installed at the front end of the connecting rod 20 and is meshed with the rectangular gear 17, the driving motor 5 drives the automatic cabin door 3 to be opened, the, the automatic cabin door 3 can be automatically opened and closed through the opening and closing mechanisms positioned on the two sides of the automatic cabin door 3, so that the hydrogen cylinder can be conveniently replaced, and the hydrogen cylinder can be conveniently popped out when the unmanned aerial vehicle is out of control at high altitude;

when clamping: after the automatic cabin door 3 is opened, a user lifts the hydrogen cylinder and places the hydrogen cylinder at the bottom of the hydrogen cylinder placing base 23, the hydrogen cylinder placing base 23 is installed at the bottom of a group of opposite support frames I22, the positioning baffle plate 24 is installed at the rear end of the hydrogen cylinder placing base 23, the user enables the rear end of the hydrogen cylinder to abut against the positioning baffle plate 24 so as to be convenient for subsequent positioning connection of the hydrogen cylinder, the arc-shaped fixing sleeve 25 is installed at the front end of the hydrogen cylinder placing base 23, a group of opposite arc-shaped sliding grooves 26 are opened at two ends in the arc-shaped fixing sleeve 25, the arc-shaped clasping claw 27 is movably installed in the arc-shaped sliding grooves 26, the limiting block I28 is installed on the arc-shaped clasping claw 27, the spring I29 is sleeved on the arc-shaped clasping claw 27, the pulling handle 30 is installed at one side of the upper end of the arc-shaped clasping claw 27, as shown, as shown in FIG. 8, a user lifts the hydrogen cylinder with one hand, then pulls the handle 30 away from the handle fixing groove 63 with the other hand in sequence, at this time, the first spring 29 is reset to drive the arc-shaped holding claw 27 to pop out, and holds the hydrogen cylinder at the bottom of the hydrogen cylinder placing base 23, so as to be convenient for fixing the hydrogen cylinder subsequently, a group of opposite second support frames 31 slide on two sides of the bottom of the mounting plate 19, the rotating worm wheel 32 is movably arranged on one side of the upper ends of the second support frames 31, the clamping hand 33 is movably arranged on the other side of the upper ends of the second support frames 31, the fixing block 34 is arranged at the bottom in the clamping hand 33, the limiting groove 35 is arranged in the fixing block 34, the sliding block 36 is slidably arranged in the limiting groove 35, the second limiting block 37 is arranged at the rear end of the sliding block 36, the second spring 38 is sleeved, the rotating worm 41 is movably inserted into the clamping mounting plate 40, the front end of the rotating worm is meshed with the rotating worm wheel 32, the rotating handle 42 is mounted at the rear end of the rotating worm 41, the ratchet wheel 43 is mounted on the rotating worm 41, the braking pawl 64 corresponding to the ratchet wheel 43 is movably mounted on one side of the front surface of the clamping mounting plate 40, the rear end of the braking pawl 64 is connected with the braking handle 65, and the reed 66 corresponding to the braking pawl 64 is movably mounted on the other side of the front surface of the clamping mounting plate 40, as shown in fig. 9, a user drives the rotating worm 41 to rotate through the rotating handle 42, the rotating worm 41 drives the clamping hand grip 33 to rotate through a group of rotating worm wheels 32, the arc-shaped clamping plate 39 can clamp the hydrogen cylinder, the spring two 38 can play a buffering role, the braking pawl 64 can fix the ratchet wheel 43 to prevent the rotating worm 41 from, the braking handle 65 is pulled by one hand of a user, the braking pawl 64 is separated from the ratchet wheel 43 at the moment, the handle 42 is rotated by the other hand of the user in a reverse rotation mode, the arc-shaped clamping plate 39 is separated from the hydrogen cylinder, then the user pulls the pulling handle 30 into the handle fixing groove 63, the spring I29 is stressed and stretched, the arc-shaped holding claw 27 is contracted into the arc-shaped fixing sleeve 25 so as to be convenient for taking off the hydrogen cylinder and replacing the hydrogen cylinder, the hydrogen engine 71 is installed in the composite wing unmanned aerial vehicle 1, the fuel supply pipe 72 corresponding to the hydrogen cylinder is installed on one side of the hydrogen engine 71, after the hydrogen cylinder is clamped and fixed, the driving motor 5 is rotated in a reverse rotation mode to drive the automatic cabin door 3 to be closed, meanwhile, the rectangular gear 17 drives the sliding installation plate 19 to slide to the front end, the hydrogen cylinder is connected with the fuel supply pipe 72, the hydrogen cylinder clamping mechanism, reducing vibration to the hydrogen cylinders;

when popping up: when the unmanned aerial vehicle is out of control at high altitude and a hydrogen cylinder needs to be thrown down, the driving motor 5 firstly starts to work to drive the automatic cabin door 3 to be opened, meanwhile, the rectangular gear 17 drives the sliding mounting plate 19 to slide to the rear end, the hydrogen cylinder is separated from the fuel supply pipe 72, so that the subsequent hydrogen cylinder can be conveniently ejected, the fixed top plate 44 is arranged at the top in the mounting chamber 2, the sliding groove II 45 is arranged at the bottom of the fixed top plate 44, the upper end of the sliding ejection plate 46 is arranged in the sliding groove II 45 in a sliding manner through the sliding block II, the baffle plate 47 is arranged at one side of the top in the mounting chamber 2, the connecting shaft 48 is movably inserted in the baffle plate 47, the front end of the connecting shaft 46 is connected with the sliding ejection plate 46, the spring III 49 is sleeved at the front end of the connecting shaft 48, the limiting plate I50 is arranged at the rear end of, the second limit plate 53 is arranged on the barb connecting rod 52, the fourth spring 54 is sleeved at the bottom of the barb connecting rod 52, the barb 55 is arranged at the upper end of the barb connecting rod 52 and is positioned in the barb groove 51, the ejection groove 56 is arranged at one side of the bottom of the sliding ejection plate 46, the ejection mounting plate 57 is arranged at one side of the top in the mounting chamber 2, the electric push rod 58 is vertically arranged on the ejection mounting plate 57, the ejection barb 59 is arranged at the telescopic end of the electric push rod 58 and corresponds to the ejection groove 56, the limit stop 60 is arranged at the front end of the ejection mounting plate 57 and corresponds to one side of the hydrogen cylinder mounting plate 4, the automatic parachute opening device 61 is arranged at the center of the upper surface of the hydrogen cylinder mounting plate 4, as shown in figure 2, the electric push rod 58 drives the ejection barb 59 on the telescopic end to move upwards, the sliding ejection plate 46 slides rightwards, at the moment, the barb 55 is separated from the barb groove 51, the spring four 54 is reset under stress, the hydrogen cylinder mounting plate 4 is ejected out of the mounting chamber 2, the sliding ejection plate 46 is provided with a third sliding groove 67 at the center of the bottom, a fixing rod 68 is arranged at the bottom in the third sliding groove 67, two sides of the fixing rod 68 are connected with the fixing top plate 44 through connecting rods, the fixing structure is a fixed structure, not shown in the figure, the upper end of the fixing rod 68 is slidably mounted in the third sliding groove 67 through sliding blocks, so that when the fixing top plate 44 moves, the position of the fixing rod 68 is kept unchanged, the automatic parachute opening device 61 is provided with a normally closed switch 69 corresponding to the fixing rod 68, one side of the normally closed switch 69 is provided with a time delay device 70, the fixing rod 68 is in contact with the normally closed switch 69 in a normal state, after the hydrogen cylinder mounting plate 4 is ejected, the normally closed switch 69 is opened, the automatic, the automatic popping out of the hydrogen cylinder prevents the hydrogen cylinder from exploding and causing secondary damage to the unmanned aerial vehicle.

The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.