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CN-122009515-A - Automatic discharging equipment for fuel precipitation of airplane

CN122009515ACN 122009515 ACN122009515 ACN 122009515ACN-122009515-A

Abstract

The invention belongs to the technical field of aerospace and discloses automatic discharge equipment for fuel precipitation of an airplane, which comprises a trolley, wherein a discharge pipeline is arranged in the trolley, a liquid inlet end of the discharge pipeline is connected with a connecting hose, a liquid inlet end of the connecting hose is connected with a positioning head, one side of the bottom end of the positioning head is provided with a first telescopic part, the top end of the positioning head is provided with a discharge assembly, a rotating assembly is arranged in the trolley, a measuring cup is arranged above the rotating assembly, the discharge, collection and detection are integrated into a whole through the trolley type automatic equipment, the fuel discharge valve of the airplane is rapidly aligned by utilizing laser positioning, the valve is automatically jacked up through the first telescopic part which is electrically lifted, manual operation is replaced, the fuel precipitation treatment time of the single-frame airplane is obviously shortened, the switching and the man-hour occupation of manual links are reduced, the integral turnover efficiency of airport ground maintenance is facilitated, and the influence on the scheduling of the airplane is reduced.

Inventors

  • GUO JUN
  • SHEN QIAN
  • ZHANG RUI
  • WANG JINGNI
  • Mo Zhuangxiong
  • WANG LINLIN
  • WEN CHENG
  • KANG XIAOBO
  • WANG XUEMIN
  • ZHAO ZHUO

Assignees

  • 长沙航空职业技术学院(空军航空维修技术学院)

Dates

Publication Date
20260512
Application Date
20260120

Claims (10)

  1. 1. The automatic discharging equipment for the fuel precipitation of the aircraft is characterized by comprising a trolley (1), wherein a discharging pipeline (2) is arranged in the trolley (1), a connecting hose (3) is connected to a liquid inlet end of the discharging pipeline (2), a positioning head (4) is connected to a liquid inlet end of the connecting hose (3), a telescopic piece I (5) is arranged on one side of the bottom end of the positioning head (4), a discharging component (6) is arranged on the top end of the positioning head (4), a rotating component (7) is arranged in the trolley (1), a placing measuring cup (8) is arranged above the rotating component (7), two optical detectors (9) are arranged on one side of the rotating component (7) in the trolley (1), a probe component (10) is arranged on the outer side of the placing measuring cup (8), a power supply (11) is arranged at the bottom end of the inner wall of the trolley (1), an oil drum (13) is arranged at one side position of the power supply (11), and a stabilizing component (12) is arranged at the bottom end of the trolley (1).
  2. 2. An automatic discharge device for fuel precipitation of an aircraft according to claim 1, characterized in that the discharge assembly (6) comprises a conical cover (61) fixedly mounted at the top end of the positioning head (4), support bars (62) are mounted in the positioning head (4) at equal intervals, push rods (63) are fixedly mounted above the crossing points of a plurality of the support bars (62), the outer sides of the support bars (62) are connected with a same protective cover (64), and laser lamps (65) are fixedly mounted in the protective cover (64).
  3. 3. The automatic fuel precipitation discharging device for the airplane according to claim 1, wherein the rotating assembly (7) is formed by combining a driving motor and a rotating disc, the driving motor is fixedly installed inside the cart (1), an output shaft of the driving motor is connected with the rotating disc in a clamping manner, and the placing measuring cup (8) is placed above the rotating disc.
  4. 4. The automatic discharging device for the fuel sediment of the aircraft according to claim 1, wherein the discharging pipeline (2) is formed by combining a plurality of pipelines, an electric three-way valve and an electric control valve, the bottom end of the pipeline is connected with the electric three-way valve, two water outlet ends of the electric three-way valve are connected with the electric control valve through the pipeline, and the water outlet ends of the two electric control valves are respectively positioned above the oil drum (13) and the placing measuring cup (8).
  5. 5. The automatic discharging equipment for aircraft fuel precipitation according to claim 1, wherein the probe assembly (10) comprises a mounting frame (101) fixedly mounted at the top end of the inner wall of the trolley (1), a second telescopic member (102) is fixedly mounted at the bottom end of the mounting frame (101), an output end of the second telescopic member (102) is connected with a connecting plate (103), two limiting members (104) are mounted between the top end of the connecting plate (103) and the bottom end of the mounting frame (101), cylinders (105) are mounted on two sides of the connecting plate (103), a bidirectional threaded rod (106) is connected in a rotating mode inside the connecting plate (103), clamping plates (107) are sleeved on two sides of the bidirectional threaded rod (106), a receiving probe (108) is mounted at the bottom end of one clamping plate (107), a Raman spectrum probe (1010) is mounted at the bottom end of the other clamping plate (107), and a transmitting probe (109) is mounted at the bottom end of the Raman spectrum probe (1010).
  6. 6. An automatic discharge device for fuel precipitation of an aircraft according to claim 1, characterized in that said transfer stabilizing assembly (12) comprises two vertical plates (121) fixedly mounted at the bottom end of the trolley (1), two symmetrically arranged wave bars (122) are fixedly mounted between the two vertical plates (121), two symmetrically arranged wave plates (123) are fixedly mounted between the two vertical plates (121), and the wave plates (123) are located below the wave bars (122).
  7. 7. The automatic discharging device for fuel precipitation of an aircraft according to claim 6, wherein a screw rod (124) is rotatably connected between two vertical plates (121), one end of the screw rod (124) is connected with a driving structure (125), a sliding bar (126) is sleeved outside the screw rod (124), a positioning column (127) is embedded and mounted at the bottom end of the sliding bar (126), a moving bar (128) is sleeved outside the positioning column (127), two ends of the moving bar (128) are positioned between two wavy bars (122) and the wavy plates (123), a positioning shaft (129) is mounted at the position between the two wavy bars (122) and the wavy plates (123), and auxiliary wheels (1215) are symmetrically mounted at the bottom ends of the moving bar (128).
  8. 8. The automatic discharging device for fuel precipitation of an aircraft according to claim 7, wherein the transferring stabilizing assembly (12) further comprises a pushing bar (1210) fixedly installed on the outer surface of the positioning column (127), one end of the vertical plate (121) is vertically and movably connected with a lifting bar (1211), reset pieces (1212) are symmetrically embedded and installed on two sides of the top end of the lifting bar (1211), anti-sliding bars (1213) are symmetrically embedded and installed on two sides of the bottom end of the lifting bar (1211), and rectangular blocks (1214) are fixedly installed on the top end of the reset pieces (1212).
  9. 9. The automatic fuel sediment discharging device for the aircraft according to claim 1, wherein two guide wheels are fixedly arranged at two corners of the bottom end of the cart (1), two guide wheels are fixedly arranged at the other two corners of the bottom end of the cart (1), and the two guide wheels are horizontally and symmetrically arranged.
  10. 10. The automatic fuel sediment discharging device for the aircraft according to claim 1, wherein a control switch is fixedly arranged at the edge of the top end of the trolley (1), and a push rod is arranged at the position, outside the control switch, of the top end of the trolley (1).

Description

Automatic discharging equipment for fuel precipitation of airplane Technical Field The invention belongs to the technical field of aerospace, and particularly relates to automatic fuel precipitation discharging equipment for an aircraft. Background In the running process of the aircraft, the safety of the fuel system is directly related to the flight safety, wherein the timely detection and emission of fuel precipitation are one of key links for guaranteeing the stable running of the fuel system. In the process of storing and transporting the fuel, the fuel is easy to be precipitated due to factors such as water mixing, impurity deposition and the like, if the precipitates can not be discharged in time, the fuel filter is possibly blocked, the fuel pump is possibly worn, and even the normal operation of an engine is affected in severe cases, so that the flying accident is caused, therefore, the regular detection and discharge of the fuel precipitates of the aircraft are important working contents in the maintenance of the aircraft; In the existing aircraft fuel precipitation detection process, manual detection and emission modes are commonly adopted. The maintenance personnel need to carry the specialized tool to go to the position of fuel precipitation tank under the aircraft shut down state, open the fuel drain valve manually, make the fuel precipitation part flow out to the specialized container, then judge whether the precipitation has been discharged cleanly through observing the clarity of the fuel flowing out visually, whether there is water or impurity, etc., after detecting to pass qualification, close the fuel drain valve manually, and carry on the subsequent treatment to the fuel discharged; However, the manual detection mode has low detection efficiency, occupies a large amount of manual labor time, is limited by the operation proficiency of maintenance personnel, is difficult to uniformly control the detection period, and particularly in airports with dense flights, the normal scheduling plan of the aircraft is easily influenced by manual detection. Disclosure of Invention Aiming at the problems that the manual detection mode in the prior art has low detection efficiency, occupies a large amount of manual labor time, is limited by the operation proficiency of maintenance personnel, is difficult to uniformly control the detection period, and particularly has easiness in influencing the normal scheduling plan of an airplane in the manual detection at airports with dense flights, the invention provides the following technical scheme: The automatic discharging equipment for the fuel sediment of the aircraft comprises a trolley, wherein a discharging pipeline is arranged in the trolley, a liquid inlet end of the discharging pipeline is connected with a connecting hose, a positioning head is connected to a liquid inlet end of the connecting hose, a first telescopic piece is arranged on one side of the bottom end of the positioning head, a discharging assembly is arranged at the top end of the positioning head, a rotating assembly is arranged in the trolley, a placing measuring cup is arranged above the rotating assembly, two optical detectors are arranged on one side of the rotating assembly in the trolley, a probe assembly is arranged on the outer side of the placing measuring cup, a power supply is arranged at the bottom end of the inner wall of the trolley, an oil drum is arranged at the position of one side of the power supply, and a transferring stabilizing assembly is arranged in the middle of the bottom end of the trolley. As the preference of above-mentioned technical scheme, the subassembly of discharging includes fixed mounting in the toper cover of locating head top, the inside equidistance of locating head is installed the support bar, and a plurality of support bar cross point top fixed mounting has the push rod, and a plurality of the support bar outside is connected with same protection casing, the inside fixed mounting of protection casing has the laser lamp. As the preference of above-mentioned technical scheme, rotating assembly is formed by driving motor and rolling disc combination, driving motor fixed mounting is inside the shallow, joint is connected between driving motor's output shaft and the rolling disc, place the graduated flask and place in the rolling disc top. As the preference of above-mentioned technical scheme, discharge pipeline is formed by pipeline, electronic three-way valve and electric control valve combination, and wherein the pipeline is provided with a plurality ofly, the pipeline bottom is connected with electronic three-way valve, two water outlets of electronic three-way valve all have the electric control valve through the pipe connection, two the water outlets of electric control valve are located the oil drum respectively and place the measuring cup top. As the preference of above-mentioned technical scheme, the probe subassembly includes fixed mounting