Device is blocked in the aircraft carrier landing
Technical field
The present invention relates to a kind of military equipment, device is blocked in specifically a kind of aircraft carrier landing.
Background technology
Aircraft carrier is a kind of large-scale naval warfare platform; Or the airport is moved at a kind of sea; No matter carrier-borne aircraft takes off in which way, and the recovery of finally all will on aircraft carrier, landing is for strong China prevents; My naval must develop the aircraft carrier landing of the homemade aircraft carrier needs of adaptation of oneself and block device by force.
Summary of the invention
The purpose of this invention is to provide a kind of aircraft carrier landing and block device.
The objective of the invention is to realize that by following mode comprise that at least three are blocked the device assembly, each blocks the device assembly and comprise two groups of dampers that are symmetricly set on aircraft landing runway both sides; Wherein, the two ends of check cable are connected with damper, and the check cable intermediate lateral is arranged in the middle of the landing runway; Damper comprises fixed frame, tracheae, high pressure gas holder, several damping cylinders; Be provided with piston in each damping cylinder, piston is connected with pitch brace, and the external part of pitch brace is connected with movable pulley; One group of fixed pulley is connected with fixed frame; One end and the fixed frame of check cable are fixed, and the other end of check cable and opposed damper fixed frame are fixed, and wear around between movable pulley and the fixed pulley centre of check cable;
Damping cylinder and fixed frame are fixed, and fixed frame and aircraft carrier hull are fixed, and the tail end of damping cylinder is provided with automatically controlled breathing valve; The head of damping cylinder is that the external part side of pitch brace is provided with admission port; Admission port is connected with tracheae, tracheae be arranged on high pressure gas holder on electric T-shaped valve be connected, electric T-shaped valve is provided with evacuation port; Evacuation port is provided with the electronic control pressure reducing valve, also is provided with recoil spring on the pitch brace of the head of damping cylinder;
The damping step is following:
1) high pressure gas holder is inflated in damping cylinder through tracheae, and piston moves to the damping cylinder afterbody, and is through the bonded assembly pitch brace that check cable is stretching subsequent use; Open the automatically controlled triple valve that connects high pressure gas holder, let tracheae communicate, the electronic control pressure reducing valve is set on the evacuation port with evacuation port;
2) carrier-borne aircraft landing, the afterbody drag hook slips over landing runway, with a check cable hook at least three road check cables check cable is stretched along the aircraft landing direction; Check cable pulling movable pulley, movable pulley is through pitch brace pulling piston, and piston moves the air in the compression cylinder to the damping cylinder head; Produce shock damping action; Compressed air is through spreading in the damping cylinder of tracheae in other dampers, and a part discharges to atmosphere through the electronic control pressure reducing valve on the triple valve evacuation port, reduces the pressure in the compressed damping cylinder; Play the pressure buffer effect; Because check cable detours between some movable pulleys and fixed pulley, the miles of relative movement sum of each movable pulley is taken advantage of in 2 being exactly the stretched length of check cable, and the quantity that increases or reduce damping cylinder is the damping distance of scalable aircraft landing; Regulate the automatically controlled breathing valve aperture of damping cylinder afterbody, the suction quantity of control damping cylinder tail end, the moving velocity of same adjusting piston; Through above-mentioned shock damping action, the landing inertia of aircraft is consumed in the drawing process of check cable, and aircraft reclaims subsequent use;
3) open the automatically controlled triple valve of high pressure gas holder, let the pressurized air in the high pressure gas holder get into damping cylinder through tracheae, the piston playback, check cable is stretching again subsequent use, and it is subsequent use that Air compressor thinks to replenish high pressure air in the high pressure gas holder.
Excellent effect of the present invention, simple in structure, be easy to processing and be easy to install and use standard modular production; Assemble easy to maintenance, reasonable in design, safe in utilization; Degree of automation is high, and long service life is through controlling the throughput of automatically controlled breathing valve and electronic control pressure reducing valve; The automatically regulating damping intensity, the resistance that is used for different tonnage kind aircrafts is fallen.
Description of drawings
Fig. 1 is the integral structure scheme drawing that device is blocked in the aircraft carrier landing;
Fig. 2 is the structural representation of damping cylinder;
Description of reference numerals: damping cylinder 1, tracheae 2, pitch brace 3, movable pulley 4, fixed pulley group 5, check cable 6, landing runway 7, fixed frame 8, automatically controlled triple valve 9, high pressure gas holder 10, automatically controlled breathing valve 11, recoil spring 12, admission port 13, piston 14, electronic control pressure reducing valve 15.
The specific embodiment
With reference to Figure of description to explanation at length below the work of the present invention.
Device is blocked in aircraft carrier landing of the present invention, and shown in accompanying drawing, its structure comprises that at least three are blocked the device assembly; Each blocks the device assembly and comprises two groups of dampers that are symmetricly set on aircraft landing runway both sides, and wherein, the two ends of check cable 6 are connected with damper; Check cable 6 intermediate lateral are arranged in the middle of the landing runway 7, and damper comprises fixed frame 8, tracheae 2, high pressure gas holder 10, several damping cylinders 1, is provided with piston 14 in each damping cylinder 1; Piston 14 is connected with pitch brace 3; The external part of pitch brace 3 is connected with movable pulley 4, and fixed pulley group 5 is connected with fixed frame 8, and an end of check cable 6 and fixed frame 8 are fixing; The other end of check cable 6 and opposed damper fixed frame 8 are fixing, and wear around between movable pulley 4 and the fixed pulley group 5 centre of check cable 6;
Damping cylinder 1 is fixing with fixed frame 8, and fixed frame 8 is fixed with the aircraft carrier hull, and the tail end of damping cylinder 1 is provided with automatically controlled breathing valve 11; The head of damping cylinder 1 is that the external part side of pitch brace 3 is provided with admission port 13; Admission port 13 is connected with tracheae 2, tracheae 2 be arranged on high pressure gas holder 10 on electric T-shaped valve 9 be connected, electric T-shaped valve 9 is provided with evacuation port; Evacuation port is provided with electronic control pressure reducing valve 15, also is provided with buffering bullet 12 on the pitch brace 3 of the head of damping cylinder 1;
The damping step is following:
1) high pressure gas holder is inflated in damping cylinder through tracheae, and piston moves to the damping cylinder afterbody, and is through the bonded assembly pitch brace that check cable is stretching subsequent use; Open the automatically controlled triple valve that connects high pressure gas holder, let tracheae communicate, the electronic control pressure reducing valve is set on the evacuation port with evacuation port;
2) carrier-borne aircraft landing, the afterbody drag hook slips over landing runway, with a check cable hook at least three road check cables check cable is stretched along the aircraft landing direction; Check cable pulling movable pulley, movable pulley is through pitch brace pulling piston, and piston moves the air in the compression cylinder to the damping cylinder head; Produce shock damping action; Compressed air is through spreading in the damping cylinder of tracheae in other dampers, and a part discharges to atmosphere through the electronic control pressure reducing valve on the triple valve evacuation port, reduces the pressure in the compressed damping cylinder; Play the pressure buffer effect; Because check cable detours between some movable pulleys and fixed pulley, the miles of relative movement sum of each movable pulley is taken advantage of in 2 being exactly the stretched length of check cable, and the quantity that increases or reduce damping cylinder is the damping distance of scalable aircraft landing; Regulate the automatically controlled breathing valve aperture of damping cylinder afterbody, the suction quantity of control damping cylinder tail end, the moving velocity of same adjusting piston; Through above-mentioned shock damping action, the landing inertia of aircraft is consumed in the drawing process of check cable, and aircraft reclaims subsequent use;
3) open the automatically controlled triple valve of high pressure gas holder, let the pressurized air in the high pressure gas holder get into damping cylinder through tracheae, the piston playback, check cable is stretching again subsequent use, and it is subsequent use that Air compressor thinks to replenish high pressure air in the high pressure gas holder.
Embodiment:
It is very simple and convenient that its processing and fabricating of device is blocked in aircraft carrier landing of the present invention; Processing and fabricating gets final product shown in the by specification accompanying drawing; The processing of damping cylinder, movable pulley and fixed pulley is known technology; Reducing valve and breathing valve are known technology also, add that electrical motor or magnetic controller are the aperture of the hold-off pressure or the breathing valve of may command reducing valve.The effect of recoil spring is to prevent the impact of piston to the cylinder head cylinder cap.
The radical of cylinder, diameter and length are come concrete design according to the length and the weight of landing runway.
Except that the described technical characterictic of specification sheets, be the known technology of those skilled in the art.