CN-122009490-A - Fire-fighting lance anti-drop mounting device for fire-fighting unmanned aerial vehicle

CN122009490ACN 122009490 ACN122009490 ACN 122009490ACN-122009490-A

Abstract

The invention belongs to the technical field of unmanned aerial vehicle matched equipment, and discloses an anti-falling mounting device of a fire-fighting lance for a fire-fighting unmanned aerial vehicle, which comprises a body spandrel girder, a lance head, a mounting sliding table, a bearing base and a buffer hydraulic linkage mechanism; according to the invention, when the gun head sprays to generate recoil force, the first polyurethane buffer pad firstly absorbs the peak value of the recoil force through elastic deformation to weaken instantaneous impact, the rest recoil force drives the bearing plate to compress the buffer spring, impact energy is further absorbed through spring deformation, the graded attenuation of the recoil force is realized, the transmission efficiency of the recoil force is reduced, the direct transmission of the recoil force to the unmanned aerial vehicle body is effectively avoided, the stability of the flight attitude of the unmanned aerial vehicle is ensured, the fire extinguishing aiming precision is improved, the long-term damage of the recoil force to the body structure is reduced, and the service life of equipment is prolonged.

Inventors

GAN LUPING
Rao xiong
DENG YUANYUAN
HE MING
WU QIJUN
HUANG XIAOBING
HUANG XIANBING
Li Menlong
YANG GUO
RAO E
LI YUN

Assignees

广安理工学院筹建处

Dates

Publication Date: 20260512
Application Date: 20260310

Claims (10)

1. The anti-falling mounting device for the fire-fighting lance for the unmanned aerial vehicle is characterized by comprising a body bearing beam (1), a lance head (101), a mounting sliding table (102), a bearing base (103) and a buffer hydraulic linkage mechanism; The buffer hydraulic linkage mechanism is arranged on one side, far away from the gun head (101), of the mounting sliding table (102), is used for absorbing recoil force generated when the gun head (101) sprays water flow, and synchronously realizes self-adaptive secondary clamping of the mounting sliding table (102); The buffering hydraulic linkage mechanism comprises a first polyurethane buffer cushion (205), a bearing plate (204), a buffer spring (206), two compression rods (203), two first piston plates (202), two hydraulic cylinders (201), two high-pressure hydraulic oil pipes (308), two sleeves (301), two second piston plates (302), two round rods (303), two return springs (307) and two clamping plates (304).
2. The fire-fighting lance drop-proof mounting device for a fire-fighting unmanned aerial vehicle according to claim 1, wherein a first fixing plate (2) is fixedly arranged at the bottom of the bearing base (103), one side of the first polyurethane buffer pad (205) far away from the contact plate (208) is fixedly connected with the bearing plate (204), one ends of the two pressure rods (203) are fixedly arranged at one side of the bearing plate (204) far away from the first polyurethane buffer pad (205), the other ends of the two pressure rods are respectively fixedly connected with the two first piston plates (202), and the buffer springs (206) are fixedly arranged at the opposite sides of the bearing plate (204) and the first fixing plate (2).
3. The anti-falling mounting device for the fire fighting lance of claim 2, wherein the two first piston plates (202) are respectively embedded in the inner walls of the two hydraulic cylinders (201) in a sealing manner, and the two hydraulic cylinders (201) are respectively fixedly arranged on two sides of the first fixing plate (2).
4. The anti-drop mounting device for the fire-fighting lance of claim 3, wherein the bottoms of the bearing bases (103) close to two sides are fixedly provided with second fixing plates (3), opposite sides of the two second fixing plates (3) are respectively fixed at opposite ends of the two sleeves (301), and the two second piston plates (302) are respectively embedded in the inner walls of the two sleeves (301) in a sealing mode.
5. The anti-drop mounting device for a fire-fighting lance of claim 4, wherein one end of the second piston plate (302) is fixedly connected with one end of the round rod (303), and the two return springs (307) are movably sleeved on the outer surfaces of the round rods (303) respectively, and one ends of the return springs, which are far away from the second piston plate (302), are abutted with the open ends of the two sleeves (301) respectively.
6. The anti-drop mounting device for a fire-fighting lance of claim 5, wherein the two hydraulic cylinders (201) are respectively communicated with the two sleeves (301) through high-pressure hydraulic oil pipes (308), one ends of the two round rods (303) far away from the second piston plates (302) are respectively fixedly connected with the two clamping plates (304), one sides of the two clamping plates (304) close to the mounting sliding table (102) are respectively and fixedly provided with a nitrile rubber vibration damping pad (305) and a polyurethane anti-slip pad (306), and oil filling pipes (207) with sealing plugs are respectively arranged on the outer surfaces of the two hydraulic cylinders (201).
7. The anti-drop mounting device for the fire fighting unmanned aerial vehicle according to claim 1, wherein the bearing base (103) is fixedly arranged on the lower side of the body spandrel girder (1), two sliding rails (4) are symmetrically and parallelly fixedly arranged on the lower surface of the bearing base (103), guide channels suitable for sliding of the mounting sliding table (102) are formed in the inner sides of the two sliding rails (4) in a relative mode, and limiting grooves (401) are formed in the inner sides of the two sliding rails (4).
8. The anti-drop mounting device for the fire-fighting lance of claim 7, wherein the inner walls of the two limiting grooves (401) are movably embedded with limiting plates (402), a notch (404) is formed in one side, close to the bearing base (103), of the limiting plates (402), and a second polyurethane buffer pad (405) is fixedly arranged on the inner wall of the notch (404).
9. The anti-drop mounting device for the fire-fighting lance of claim 8, wherein the lance tip (101) and the mounting sliding table (102) are integrally formed, the mounting sliding table (102) is slidably embedded in the guide channels of the two sliding rails (4), and a contact plate (208) is fixedly arranged on one side, far away from the limiting plate (402), of the mounting sliding table (102).
10. The anti-drop mounting device for the fire-fighting lance of claim 9, wherein a pull plate (403) is fixedly arranged on one side of the limiting plate (402), and one side of the mounting sliding table (102) far away from the contact plate (208) is tightly attached to a second polyurethane buffer pad (405).

Description

Fire-fighting lance anti-drop mounting device for fire-fighting unmanned aerial vehicle Technical Field The invention relates to the technical field of unmanned aerial vehicle supporting equipment, in particular to a fire-fighting lance anti-falling mounting device for a fire-fighting unmanned aerial vehicle. Background Along with the rapid development of unmanned aerial vehicle technology, the unmanned aerial vehicle for fire control is widely applied to fire extinguishing operation of complex scenes such as high-rise buildings, forests, chemical industry parks and the like by virtue of the advantages of flexibility and rapid response. The core operation part of the unmanned fire-fighting plane is a fire-fighting lance, and the mounting stability of the unmanned fire-fighting plane directly determines the safety and effectiveness of fire-extinguishing operation. At present, the current fire control unmanned aerial vehicle's squirt adopts rigid connection structure installation mostly, but the instantaneous recoil force that produces when the squirt rivers can directly transmit to the unmanned aerial vehicle fuselage, not only easily lead to unmanned aerial vehicle flight gesture unbalance, rock violently, influence the sighting precision of putting out a fire, still probably damage unmanned aerial vehicle fuselage structure for a long time, shorten equipment life, current device adopts the bolt fastening more moreover, fixed modes such as buckle joint, clamping force is fixed and can't self-adaptation be adjusted, under the repeated impact of recoil force, the bolt looseness easily appears, buckle warp scheduling problem, and then lead to the squirt skew to drop even, the incident is triggered. Especially in the scene of high pressure water spraying fire extinguishing, the water gun recoil is obviously increased, the problem is more remarkable, although some devices try to add a buffer pad or strengthen a clamping structure in the prior art, the linkage adaptation of buffering and clamping cannot be realized, or the buffering effect is limited, or the clamping force cannot be adaptively adjusted along with the recoil, so that the two core requirements of buffering protection and anti-falling clamping are difficult to solve simultaneously, and the safety and the reliability of fire extinguishing operation of the fire-fighting unmanned aerial vehicle are restricted. Disclosure of Invention According to the anti-falling mounting device for the fire-fighting lance, the buffer protection on the jet recoil force of the lance is enhanced, the influence of the recoil force on the body of the unmanned aerial vehicle is reduced, the clamping and fixing self-adaptive adjustment along with the recoil force is realized, and the loosening or falling of the lance is avoided. The anti-falling mounting device for the fire-fighting lance comprises a body bearing beam, a lance head, a mounting sliding table, a bearing base and a buffer hydraulic linkage mechanism, wherein the buffer hydraulic linkage mechanism is arranged on one side of the mounting sliding table far away from the lance head and is used for absorbing recoil force generated when the lance head sprays water flow and synchronously realizing self-adaptive secondary clamping of the mounting sliding table, and the buffer hydraulic linkage mechanism comprises a first polyurethane buffer cushion, a bearing plate, a buffer spring, two compression rods, two first piston plates, two hydraulic cylinders, two high-pressure hydraulic oil pipes, two sleeves, two second piston plates, two round rods, two reset springs and two clamping plates. As a still further improvement scheme of the invention, a first fixing plate is fixedly arranged at the bottom of the bearing base, one side of the first polyurethane buffer pad, which is far away from the contact plate, is fixedly connected with the bearing plate, one ends of two compression rods are fixedly arranged at one side of the bearing plate, which is far away from the first polyurethane buffer pad, the other ends of the two compression rods are respectively fixedly connected with the two first piston plates, and the buffer springs are fixedly arranged at the opposite sides of the bearing plate and the first fixing plate. As a further improvement scheme of the invention, the two first piston plates are respectively embedded in the inner walls of the two hydraulic cylinders in a sealing way, and the two hydraulic cylinders are respectively fixedly arranged on two sides of the first fixing plate. As a further improvement scheme of the invention, the bottoms of the bearing base, which are close to two sides, are fixedly provided with second fixing plates, opposite sides of the two second fixing plates are respectively fixed at opposite ends of the two sleeves, and the two second piston plates are respectively embedded in the inner walls of the two sleeves in a sealing way. As a further improvement scheme of the invention, one end