CN101973403A - Suspension uni-directional/bi-directional steam catapult - Google Patents
Suspension uni-directional/bi-directional steam catapult Download PDFInfo
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- CN101973403A CN101973403A CN 201010523698 CN201010523698A CN101973403A CN 101973403 A CN101973403 A CN 101973403A CN 201010523698 CN201010523698 CN 201010523698 CN 201010523698 A CN201010523698 A CN 201010523698A CN 101973403 A CN101973403 A CN 101973403A
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Abstract
The invention discloses a suspension uni-directional/bi-directional steam catapult which comprises a cylinder, a left cylinder cover, a right cylinder cover, a piston, a steam guide pipe system, a left steel cable and a right steel cable; the cylinder consists of an outer cylinder and an inner cylinder; the left cylinder cover and the right cylinder cover are fixedly connected with the left and right ends of the outer cylinder respectively; multiple rows of annularly arranged steam ports are formed on the outer wall of the outer cylinder; through micro-steam holes are formed on the wall of the inner cylinder; the steam guide pipe system is composed of four groups of pipe collection; the first and second groups of pipe collections are arranged on the outer parts of the left and right cylinder covers respectively; the third and fourth groups of pipe collections are arranged on the outer wall of the outer cylinder; the piston is arranged in the inner cylinder; multiple suspension levers are arranged in the inner cylinder; the piston and the suspension levers are in sliding fit; a left tunnel pipe and a right tunnel pipe are mounted on the axle centre of the piston; the right side of the piston is fixedly connected with a signal shaft; and a left buffer and a right buffer are arranged on the inner sides of the left and right cylinder covers respectively. In the catapult, totally-closed cylinders are adopted; and the catapult has the advantages of compact structure, high airtight performance and heat energy utilization rate, large catapult force and high speed and can enable a heavy airplane to take off immediately.
Description
Technical field
The aircraft steam catapult that the present invention relates to use on the aircraft carrier, particularly a kind of suspension single-direction and dual-direction steam catapult.
Background technology
Aircraft wants from carrier-based, must be by the thrust of steam catapult generation.Steam catapult is Englishman's invention, but, up to now, have only the American to produce and to be used for steam catapult under battle conditions, the main body of steam catapult is a large-scale reciprocating type cylinder, steam energy is converted into kinetic energy launches, and high temperature, high pressure steam are produced by the propelling boiler on naval vessel, be stored in the pressure accumulation jar, the input of the steam in the pressure accumulation jar and pressure regulation are to be controlled by valve.The steam catapult of United States aircraft carrier active service adopts the split cylinder, and cylinder interior has individual piston, and piston need pass cylinder wall and be connected with slide block, and slide block connects the alighting gear of aircraft by hauling hook.Therefore, the split cylinder has the bar seam from the beginning to the end.This seam is sealing usually, opens in the time of the piston process, and piston is then shut in the past.The split cylinder has two greatest problem:
The firstth, the problem of distortion after cylinder itself is heated, open cylinder will be born the pressure that high temperature and high pressure steam produces, owing on the casing wall opening is arranged, the mechanical characteristic of open cylinder is very poor, accomplish that indeformable is quite difficult.Cylinder is in case distortion, and the cylinder straightness accuracy descends, and slide block is through out-of-date, can and level and smooth track between beat cylinder and track both sides serious wear.
The secondth, be difficult to sealing, the open cylinder sealing is crucial, the sealing property of this position is very important, is related to launch safety.The rubber tape that is arranged on the cylinder openings both sides that old-fashioned ejector adopts forms the sealing of " slide fastener " formula, the ejector of active service then utilizes a U type sealing band to insert in the opening of cylinder, no matter be which kind of method, maintenance cost is big, U type sealing band is changed frequent and is very bothered, and material is required high; Though it is no problem satisfying the needs of taking off, but the seal degree that reaches as the steam engine cylinder is impossible, when therefore launching at every turn, capital disperse below the deck goes out one high temperature white smoke, this is high temperature, the high pressure steam that leaks, not only consume a large amount of fresh water, and wasted a lot of energy.The greatest problem of steam catapult is: the lifting that speed and strength can't be gained simultaneously, can't realize the optimized matching acting, and it is slow that opportunity of combat is taken off.Just because of there being the problems referred to above, United States Navy is actively developing failure-free steam catapult more, but also not success at present.
Summary of the invention
The purpose of this invention is to provide a kind of suspension single-direction and dual-direction steam catapult, adopt fully enclosed cylinder, compact conformation, the steam packing performance is good, heat energy utilization rate height, it is big to launch strength, and speed is fast, can allow heavy airplane moment take off.
For achieving the above object, the present invention is by the following technical solutions:
A kind of suspension single-direction and dual-direction steam catapult comprises cylinder barrel, left cylinder cap, right cylinder cap, piston, steam guiding tube system and left and right wirerope; It is characterized in that: described cylinder barrel is made up of urceolus and inner core, being nested together of inner core and urceolus concentric, left side cylinder cap, right cylinder cap is fixed in the left side of urceolus respectively, right two ends, the outer wall of urceolus is provided with the steam ports that many rows are circular layout, what be provided with rectangle below the steam ports joins the vapour chamber, have little steam vent on the barrel of inner core, steam guiding tube system is made of four groups of pipeline set, first group of pipeline set is arranged in the outside of left cylinder cap, the set of first group of pipeline is that the annular left steam guiding tube in the center of circle constitutes by multi-turn with left cylinder cap center, each encloses left steam guiding tube and all is communicated with steam vent on the left cylinder cap by short tube, second group of pipeline set is arranged in the outside of right cylinder cap, the set of second group of pipeline is that the annular right steam guiding tube in the center of circle constitutes by multi-turn with right cylinder cap center, each encloses right steam guiding tube and all is communicated with steam vent on the right cylinder cap by short tube, the 3rd, the 4th group of pipeline set all is arranged on the outer drum outer wall, the 3rd group of pipeline set is made up of around the steam guiding tube on the outer drum outer wall many rows, the 4th group of pipeline set also is made up of around the steam guiding tube on the cylinder barrel outer wall many rows, and the steam guiding tube of respectively arranging in the set of the 3rd group of pipeline is respectively arranged the steam guiding tube alternative arrangement in gathering with the 4th group of pipeline, the steam guiding tube of respectively arranging of the 3rd group of pipeline set is communicated with by the strange steam drain on the outer wall of short tube and urceolus, the steam guiding tube of respectively arranging of the 4th group of pipeline set is communicated with by the even steam drain on the outer wall of short tube and urceolus, piston is installed in the inner core, be provided with a plurality of outstanding thick sticks in the inner core, these outstanding thick sticks are uniform around the axle center equal angles of inner core, the two ends of every outstanding thick stick are fixed on a left side by nut respectively, on the right cylinder cap, piston and outstanding thick stick bearing fit, the intersection of piston and outstanding thick stick is provided with sealed bearing, on the axle center of piston, a left side is installed, right tunnel pipe, a left side, right tunnel pipe is arranged in the left side of piston, right both sides, a left side, right tunnel pipe is respectively by a left side, right cylinder cap centre hole passes, the intersection of left side tunnel pipe and left cylinder cap is provided with sealed bearing, the intersection of right tunnel pipe and right cylinder cap is provided with sealed bearing, one end of left side wirerope penetrates in the left tunnel pipe, affixed with piston, the other end of left side wirerope is through upper left track adjusting wheel, the lower-left track adjusting wheel is connected with the left end of slide block, one end of right wirerope penetrates in the right tunnel pipe, affixed with piston, the other end of right wirerope is through upper right track adjusting wheel, the bottom right track adjusting wheel is connected with the right-hand member of slide block, the right side of piston is connected with signal shaft, signal shaft is piercing in right cylinder cap, the intersection of signal shaft and right cylinder cap is provided with sealed bearing, a left side, the inboard of right cylinder cap is separately installed with a left side, right energy disperser, a left side, on the right cylinder cap left side is housed respectively, a right baroceptor and a left side, right position transduser.
Between described inner core and the urceolus left side is installed, right-hand member ring and a plurality of control loop, a left side, the right-hand member ring is separately positioned on the left side of inner core and urceolus, right two ends, a left side, be respectively arranged with big steam vent on the right-hand member ring, big steam vent on the left end ring is communicated with left steam guiding tube on the left cylinder cap by left bend pipe, big steam vent on the right-hand member ring is communicated with right steam guiding tube on the right cylinder cap by right bend pipe, control loop is arranged side by side in a left side, between the right-hand member ring, be covered with little steam vent on the control loop, the top of each control loop is provided with screw, be bolted with control stalk on the screw, control stalk is stretched out by the long slot bore at urceolus top, is connected with steering unit.
Described steering unit is made of electromagnetic valve, and electromagnetic valve is fixed on the protective cover.
The present invention has following positive beneficial effect: steam guiding tube system is made of four groups of pipeline set, first group of pipeline set is arranged in the outside of left cylinder cap, second group of pipeline set is arranged in the outside of right cylinder cap, the 3rd, the 4th group of pipeline set all is arranged on the outer drum outer wall, compact conformation, detect position of piston by signal shaft, utilize computing machine to handle control stalk, stepping increases admission passage, advance, the steam discharge conversion, realized the stepping speedup, the arrangement works with suspended piston does not need speed change directly to launch, strength when launching is very big, can realize the speed and strength lifting that gains simultaneously, reach the effect of optimized matching acting, heavy opportunity of combat is taken off fast.Can carry out single-direction and dual-direction and launch, piston does not have idle travel, helps shortening the interval of taking off, and is the best catapult-launching gear of following aircraft carrier.
Description of drawings
Fig. 1 is the structural representation of one embodiment of the invention.
Fig. 2 is the back view of Fig. 1.
Fig. 3 is the partial enlarged drawing of Fig. 1.
Fig. 4 is the partial enlarged drawing of Fig. 3
Fig. 5 is the partial enlarged drawing of Fig. 2.
Fig. 6 is the partial enlarged drawing of Fig. 4.
Fig. 7 is the partial enlarged drawing of Fig. 5.
Fig. 8 is the structural representation of control loop.
Fig. 9 is the structural representation of steering unit.
Figure 10 is the cutaway view of Fig. 1, shows that piston is positioned at the cylinder barrel left position.
Figure 11 is the enlarged drawing of the A part of Figure 10.
Figure 12 is the enlarged drawing of the B part of Figure 10.
Figure 13 is the structural representation of one embodiment of the invention, shows that piston is positioned at the cylinder barrel right end position.
Figure 14 is a running condition scheme drawing of the present invention.
Figure 15 is the vapour road figure of left and right cylinder cap.
Figure 16 is the vapour road figure of the 3rd group of pipeline set.
Figure 17 is the vapour road figure of the 4th group of pipeline set.
Figure 18 is the enlarged drawing of the C part of Figure 13.
Figure 19 is the enlarged drawing of the D part of Figure 18.
The specific embodiment
Number in the figure
1 urceolus, 101 outer long slot bore 102 steam ports 103 are joined the vapour chamber
2 inner cores, 202 little steam vent 203 big steam vent 204 big steam vents
3 left end rings, 301 big steam vent 4 right-hand member rings 401 big steam vents
5 control loops, 501 screws, 502 little steam vents
8 left tunnel pipe 9 right tunnel pipes
10 left cylinder cap 11 left steam guiding tube 12 short tubes
13 outstanding thick stick 14 control stalks 141 otic placodes 142 bolts hole
15 signal shafts
16 left energy disperser 17 right energy disperser 18 sealed bearings 19 sealed bearings
20 right cylinder cap 21 right steam guiding tube 22 short tubes
23 electromagnetic valves, 24 valve rods, 25 retracing springs, 26 ear seats
27 bearing pins, 28 left wirerope 29 right wireropes
30 pistons, 31 steam guiding tubes
32 short tubes, 33 mandrels, 34 spacers, 35 permanent-magnetic clamps
36 insulation tubes, 37 slide blocks, 38 upper left track adjusting wheel 39 upper right track adjusting wheels
40 left bend pipe 41 steam guiding tubes 42 short tubes
43 sealed bearings, 44 left baroceptor 45 right baroceptor
46 left position transduser 47 right position transduser 48 lower-left track adjusting wheels
49 bottom right track adjusting wheels, 50 protective covers, 51 sealed bearings
52 bearings, 53 seal rings, 54 iron cores
55 magnet coils, 56 two position two-way valves, 57 pneumatic brake systems
58 bolts, 59 braking sensors, 60 bend pipes
61 admission valves, 62 pipelines, 63 steam supply sources, 64 pipelines
65 vapor cocks, 66 pipelines, 67 pipelines, 70 vapour-recovery units
71 admission valves, 72 pipelines, 73 steam supply sources, 74 pipelines
75 vapor cocks, 76 pipelines, 77 pipelines
81 admission valves, 82 pipelines, 83 steam supply sources, 84 pipelines
85 vapor cocks, 86 pipelines, 87 pipelines
91 admission valves, 92 pipelines, 93 steam supply sources, 94 pipelines
95 vapor cocks, 96 pipelines, 97 pipelines
Please refer to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 10, the present invention is a kind of suspension single-direction and dual-direction steam catapult, comprises cylinder barrel, left cylinder cap 10, right cylinder cap 20, piston 30, steam guiding tube system and left and right wirerope 28,29; Cylinder barrel is made up of urceolus 1 and inner core 2, being nested together of inner core 2 and urceolus 1 concentric, left side cylinder cap 10, right cylinder cap 20 is fixed in the left side of urceolus 1 respectively, right two ends, between inner core 2 and urceolus 1, a left side is installed, right-hand member ring 3,4 and a plurality of control loop 5, a left side, right-hand member ring 3,4 are separately positioned on the left side of urceolus 1, right two ends, a left side, right-hand member ring 3,4 effect is to be left energy disperser 16, right energy disperser 17 provides installing space, provide the admission space for left steam guiding tube 11 right steam guiding tubes 21 simultaneously, a left side, right-hand member ring 3, be respectively arranged with big steam vent 301 on 4,401, control loop 5 is arranged side by side in a left side, right-hand member ring 3, between 4, be covered with little steam vent 502 on the control loop 5.
Please refer to Fig. 8, Fig. 9, the top of each control loop 5 is provided with screw 501, be bolted with control stalk 14 on the screw 501, control stalk 14 is stretched out by the long slot bore 101 at urceolus 1 top, be connected with steering unit, there is countersunk-heat bolt hole 142 on control stalk 14 tops, and countersunk-heat bolt hole 142 is used to penetrate bolt 58, control stalk 14 can be fixed on the control loop 5 by bolt 58.
Please refer to Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, have big steam vent 203,204 on the barrel two ends of inner core 2, the position of big steam vent 203,204 respectively with left and right end ring 3,4 on big steam vent 301,401 corresponding consistent, have little steam vent 202 on the barrel of inner core 2, steam vent 202 is corresponding consistent with the little steam vent 502 on the control loop 5 slightly for this.
Please refer to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, steam guiding tube system is made of four groups of pipeline set,
First group of pipeline set is arranged in the outside of left cylinder cap 10, the set of first group of pipeline is that the annular left steam guiding tube 11 in the center of circle constitutes by multi-turn with left cylinder cap 10 centers, each encloses left steam guiding tube 11 and all passes through short tube 12 and be communicated with steam vent on the left cylinder cap 10, and the left steam guiding tube 11 of outmost turns is communicated with big steam vent 301 on the left end ring 3 by left bend pipe 40.
Second group of pipeline set is arranged in the outside of right cylinder cap 20, the set of second group of pipeline is that the annular right steam guiding tube 21 in the center of circle constitutes by multi-turn with right cylinder cap 20 centers, each encloses right steam guiding tube 21 and all passes through short tube 22 and be communicated with steam vent on the right cylinder cap 20, and the right steam guiding tube 21 of outmost turns is communicated with big steam vent 401 on the right-hand member ring 4 by right bend pipe 60.
Three, the 4th group of pipeline set all is arranged on urceolus 1 outer wall, the 3rd group of pipeline set is made up of around the steam guiding tube 31 on urceolus 1 outer wall many rows, the 4th group of pipeline set also is made up of around the steam guiding tube on the cylinder barrel outer wall 41 many rows, and the steam guiding tube 31 of respectively arranging in the set of the 3rd group of pipeline is respectively arranged steam guiding tube 41 alternative arrangement in gathering with the 4th group of pipeline, please refer to Figure 11, the outer wall of urceolus 1 is provided with the steam ports 102 that many rows are circular layout, and what rectangle was set below the steam ports 102 joins vapour chamber 103.The steam guiding tube 31 of respectively arranging of the 3rd group of pipeline set is communicated with by the strange steam drain on the outer wall of short tube 32 and urceolus 1, and the even steam drain that the 4th group of pipeline gathered respectively arranges on the outer wall that steam guiding tube 41 passes through short tube 42 and urceolus 1 is communicated with.
Please refer to Figure 10, Figure 11, Figure 12, Figure 13, Figure 15, Figure 16, Figure 17: piston 30 is installed in the inner core 2, be provided with a plurality of outstanding thick sticks 13 in the inner core 2, these outstanding thick sticks 13 are uniform around the axle center equal angles of inner core 2, the two ends of every outstanding thick stick 13 are fixed on a left side by nut respectively, right cylinder cap 10, on 20, piston 30 and outstanding thick stick 13 bearing fits, piston 30 is provided with sealed bearing 43 with the intersection of outstanding thick stick 13, on the axle center of piston 30, a left side is installed, right tunnel pipe 8,9, a left side, right tunnel pipe 8,9 are arranged in the left side of piston 30, right both sides, a left side, right tunnel pipe 8,9 respectively by a left side, right cylinder cap 10,20 centre holes pass, left side tunnel pipe 8 is provided with sealed bearing 18 with the intersection of left cylinder cap 10, and right tunnel pipe 9 is provided with sealed bearing 19 with the intersection of right cylinder cap 20.
Please refer to Figure 14, an end of left wirerope 28 penetrates in the left tunnel pipe 8, and is affixed with piston 30, and the other end of left wirerope 28 is connected with the left end of slide block 37 through lower-left track adjusting wheel 48, upper left track adjusting wheel 38,
One end of right wirerope 29 penetrates in the right tunnel pipe 9, and affixed with piston 30, the other end of right wirerope 29 is connected with the right-hand member of slide block 37 through bottom right track adjusting wheel 49, upper right track adjusting wheel 39,
Please refer to Figure 10, Figure 18, Figure 19, the right side of piston 30 is connected with signal shaft 15, and signal shaft 15 is piercing in right cylinder cap 20, and signal shaft 15 is provided with sealed bearing 51 with the intersection of right cylinder cap 20,
Please refer to Figure 10, Figure 12, Figure 18, the inboard of left and right cylinder cap 10,20 is separately installed with left and right energy disperser 16,17.
Steering unit is made of electromagnetic valve 23, and electromagnetic valve 23 is fixed on the protective cover 50.Please refer to Fig. 8 and Fig. 9, electromagnetic valve 23 adopts prior art, on the valve rod 24 of electromagnetic valve retracing spring 25 is housed, and the front end of valve rod 24 is provided with ear seat 26, and ear seat 26 is hinged with the otic placode 141 on the control stalk 14 by bearing pin 27.
Please refer to Figure 18, Figure 19, signal shaft 15 is made up of mandrel 33, spacer 34, permanent-magnetic clamp 35 and insulation tube 36, insulation tube 36 is wrapped in the outside of mandrel 33, spacer 34 is coated on the outside of insulation tube 36, being arranged between each section spacer 34 of permanent-magnetic clamp 35 intervals, the length of signal shaft 15 is greater than the length of inner core 2 urceolus 1.
Please refer to Figure 10, Figure 12, Figure 18, left and right baroceptor 44,45 and left and right position sensor 46,47 are housed respectively on the left and right cylinder cap 10,20.
Please refer to Figure 11, be provided with bearing 52 and seal ring 53 in the sealed bearing 43, outstanding thick stick 13 passes from the centre hole of bearing 52, bearing 52 and sealed bearing 43 flush fits, bearing 52 and hanging stick 13 free-running fits, seal ring 53 and sealed bearing 43 flush fits, seal ring 53 and hanging stick 13 resilient engagement, hanging stick 13 is by bearing 52 supportings.
Please refer to Figure 12, be provided with bearing 52 and seal ring 53 in the sealed bearing 18, left side tunnel pipe 8 passes from the centre hole of bearing 52, left side tunnel pipe 8 is by bearing 52 supportings, and left tunnel pipe 8 is by seal ring 53 sealings, bearing 52 and sealed bearing 18 flush fits, seal ring 53 and sealed bearing 18 flush fits, bearing 52 and left tunnel pipe 8 free-running fits, left tunnel pipe 8 can slide in the centre hole of bearing 52, seal ring 53 and left tunnel pipe 8 resilient engagement.
Please refer to Figure 18, be provided with bearing 52 and seal ring 53 in the sealed bearing 19, right tunnel pipe 9 passes from the centre hole of bearing 52, right tunnel pipe 9 is by bearing 52 supportings, and right tunnel pipe 9 is by seal ring 53 sealings, bearing 52 and sealed bearing 19 flush fits, seal ring 53 and sealed bearing 19 flush fits, bearing 52 and right tunnel pipe 9 free-running fits, right tunnel pipe 9 can slide in the centre hole of bearing 52, seal ring 53 and right tunnel pipe 9 resilient engagement.
Please refer to Figure 19, be provided with bearing 52 and seal ring 53 in the sealed bearing 51, signal shaft 15 passes from the centre hole of bearing 52, signal shaft 15 is by bearing 52 supportings, and signal shaft 15 is by seal ring 53 sealings, bearing 52 and sealed bearing 51 flush fits, seal ring 53 and sealed bearing 51 flush fits, bearing 52 and signal shaft 15 free-running fits, signal shaft 15 can slide in the centre hole of bearing 52, seal ring 53 and signal shaft 15 resilient engagement.
Principle of work of the present invention is as follows:
This device relies on the admission of cylinder barrel and steam discharge to realize piston 30 quick travel to the left or to the right, when piston 30 left during quick travel, right wirerope 29 in the right tunnel pipe 9 is dragged, and by bottom right track adjusting wheel 49, upper right track adjusting wheel 39 traction slide blocks 37, reaches the purpose that allows aircraft take off fast.
When piston 30 to the right during quick travel, the left wirerope 28 in the left tunnel pipe 8 is dragged, and by lower-left track adjusting wheel 48, upper left track adjusting wheel 38 traction slide blocks 37, reaches the purpose that allows aircraft take off fast.
Please refer to Figure 15, the admission and the steam discharge of the steam guiding tube 11 during first group of pipeline gathered are realized by intake system and exhaust steam system.Intake system is made of many covers admission valve 61, admission pipeline 62, admission pipeline 64, admission valve 61 is automatically controlled closed type two position two-way valves, the import of each admission valve 61 all is connected with steam supply source 63 by admission pipeline 64, and the outlet of each admission valve 61 is connected with steam guiding tube 11 by admission pipeline 62.Exhaust steam system is made of many covers vapor cock 65, blow-off line 66, blow-off line 67, vapor cock 65 is automatically controlled normally closed two position two-way valves, the import of each vapor cock 65 is connected with steam guiding tube 11 by blow-off line 66, and the outlet of each vapor cock 65 is connected with vapour-recovery unit 70 by blow-off line 67.
The admission of the steam guiding tube 21 during second group of pipeline gathered and steam discharge are realized by intake system and exhaust steam system, intake system is made of many covers admission valve 71, admission pipeline 72, admission pipeline 74, admission valve 71 is automatically controlled closed type two position two-way valves, the import of each admission valve 71 all is connected with steam supply source 73 by admission pipeline 74, and the outlet of each admission valve 71 is connected with steam guiding tube 21 by admission pipeline 72.Exhaust steam system is made of many covers vapor cock 75, blow-off line 76, blow-off line 77, vapor cock 75 is automatically controlled normally closed two position two-way valves, the import of each vapor cock 75 is connected with steam guiding tube 21 by blow-off line 76, and the outlet of each vapor cock 75 is connected with vapour-recovery unit 70 by blow-off line 77.
Please refer to Figure 16, the admission of the steam guiding tube 31 during the 3rd group of pipeline gathered and steam discharge are realized by intake system and exhaust steam system, intake system is made of many covers admission valve 81, admission pipeline 82, admission pipeline 84, admission valve 81 is automatically controlled closed type two position two-way valves, the import of each admission valve 81 all is connected with steam supply source 83 by admission pipeline 84, and the outlet of each admission valve 81 is connected with steam guiding tube 31 by admission pipeline 82.Exhaust steam system is made of many covers vapor cock 85, blow-off line 86, blow-off line 87, vapor cock 85 is automatically controlled normally closed two position two-way valves, the import of each vapor cock 85 is connected with steam guiding tube 31 by blow-off line 86, and the outlet of each vapor cock 85 is connected with vapour-recovery unit 70 by blow-off line 87.
Please refer to Figure 17, the admission of the steam guiding tube 41 during the 4th group of pipeline gathered and steam discharge are realized by intake system and exhaust steam system, intake system is made of many covers admission valve 91, admission pipeline 92, admission pipeline 94, admission valve 91 is automatically controlled closed type two position two-way valves, the import of each admission valve 91 all is connected with steam supply source 93 by admission pipeline 94, and the outlet of each admission valve 91 is connected with steam guiding tube 41 by admission pipeline 92.Exhaust steam system is made of many covers vapor cock 95, blow-off line 96, blow-off line 97, vapor cock 95 is automatically controlled normally closed two position two-way valves, the import of each vapor cock 95 is connected with steam guiding tube 41 by blow-off line 96, and the outlet of each vapor cock 95 is connected with vapour-recovery unit 70 by blow-off line 97.
The reference position of piston 30 as shown in figure 10, piston 30 is positioned at the high order end of cylinder barrel, computer control system at first makes two position two-way valve 56 outages among Figure 18, make pneumatic brake system 57 decontrol right tunnel pipe 9, at this moment, braking sensor 59 blackouts, computer control system is according to the setting of program, close first row's steam guiding tube 31, second series steam guiding tube 41 cooresponding control loops 5, promptly disconnect the supply line of these two control loop 5 cooresponding electromagnetic valves 23, control stalk 14 is in reset mode under the effect of retracing spring, make little steam vent 202 dislocation of little steam vent 502 with the inner core 2 of these two control loops 5.
Computer control system is opened and these two steam guiding tubes 31,41 cooresponding admission valve 81,91 and steam supply sources 83,93 then, for being moved right, piston 30 is unlikely to leak vapour in the process, initial period in piston 30 displacements, promptly become the stage of motion and the stage of moving continuously from quiescence, all to be in off-position with the next control loop 5 of piston 30 cooresponding control loops 5 and moving direction, all to open with the admission valve 61 and the steam supply source 63 of these two control loops, 5 cooresponding steam guiding tubes 31,41, carry out pre-steam supply.
Initial period in piston 30 displacement to the right, computer control system also will be opened the admission valve 61 and the steam supply source 63 of the steam guiding tube 11 in first group of pipeline set, the vapor cock 75 of the steam guiding tube 21 in second group of pipeline set is opened, make first group of steam guiding tube 11 in pipeline set cylinder cap 10 steam supplies left, the steam guiding tube 21 during second group of pipeline gathered simultaneously is by right cylinder cap 20 steam discharges; At this moment, computer control system is opened every the 1st row who is positioned at piston 30 right-hand members in third and fourth group pipeline set respectively arranges steam guiding tube with the right side vapor cock 85,95, make the 1st row who is positioned at piston 30 right-hand members respectively arrange steam guiding tube and all begin steam discharge with the right side, after the steam of discharging is lowered the temperature through vapour-recovery unit 70, cycling and reutilization.
The quantity of respectively arranging steam guiding tube that is positioned at piston 30 right-hand members in third and fourth group pipeline set is progressively being successively decreased, the quantity of respectively arranging steam guiding tube that is positioned at piston 30 left ends in third and fourth group pipeline set is progressively increasing progressively, in piston 30 whole moving process, the rule of admission, steam discharge remains as follows: every the 1st row who is positioned at piston 30 right-hand members in third and fourth group pipeline set respectively arranges steam discharges of steam guiding tube with the right side, and what every in third and fourth group pipeline set was positioned at piston 30 left ends respectively arranges all admission of steam guiding tube.
Admission and steam discharge are controlled by control loop 5 and electromagnetic valve 23, electromagnetic valve 23 is by computer controlled, the incoming signal of computing machine is from signal shaft 15, when electromagnetic valve 23 is not switched on, its valve rod 24 is failure to actuate, control stalk 14 also is failure to actuate, at this moment, and little steam vent 502 of control loop 5 and 202 dislocation of little steam vent of inner core 2.The steam supply source can not be in cylinder barrel steam supply, vapour-recovery unit 70 can draw gas in cylinder barrel.
In the time of electromagnetic valve 23 energising, its valve rod 24 actions, control stalk 14 also moves, at this moment, little steam vent 502 of control loop 5 aligns with little steam vent 202 of inner core 2 and communicates, by computing machine just open behind admission valve and the steam supply source can be in cylinder barrel steam supply,
After closing admission valve and steam supply source by computing machine, open vapor cock and vapour-recovery unit again and just can in cylinder barrel, draw gas.
Please refer to Figure 18, Figure 19 is equipped with signal pickup device with signal shaft 15 cooresponding positions on right cylinder cap 20, and signal pickup device is made up of iron core 54 and magnet coil 55.When permanent-magnetic clamp 35 leaves iron core 54, magnet coil 55 will produce impulse singla, behind the counting machine of this impulse singla input inside computer system (by adding counting machine and down counter is formed), computing machine according to the numerical value change of down counter close successively be positioned at piston 30 right-hand members respectively arrange steam guiding tube 31,41 cooresponding electromagnetic valves 23, computing machine according to the numerical value change that adds counting machine open successively be positioned at piston 30 left ends respectively arrange steam guiding tube 31,41 cooresponding electromagnetic valves 23.
In the present embodiment, control loop 5 has 38, wherein have 18 with idol row steam guiding tube 41 cooresponding control loops 5, have 20 with strange row's steam guiding tube 31 cooresponding control loops 5, the distribution density of permanent-magnetic clamp 35 is control loops 5 of per two correspondences on the signal shaft 15, or control loop 5 of three, four correspondences.Cycle that computing machine opens and closes electromagnetic valve 23 is to be benchmark with the step distance that piston 30 moves, step distance is measured by signal shaft 15, signal shaft 15 equal intervals be furnished with permanent-magnetic clamp 35, when a permanent-magnetic clamp 35 skims over magnet coil 55, magnet coil 55 will feed back an impulse singla and give computer control system, because permanent-magnetic clamp 35 is spaced apart, computer control system is counted by pulse signals, just can accurately calculate the trip distance of signal shaft 15, when the trip distance of signal shaft 15 equates with the step distance of piston 30, computer control system is just known piston 30 step distance that moved right, and will carry out above-mentioned corresponding cyclic operation.
What deserves to be mentioned is: before computing machine is closed an electromagnetic valve 23 at every turn, all close vapor cock and vapour-recovery unit earlier with these electromagnetic valve 23 cooresponding steam guiding tubes 31,41.
Open admission valve and steam supply source with this electromagnetic valve 23 cooresponding steam guiding tubes 31,41, carry out pre-steam supply,,, its state is changed so need a pre-steam supply process because this steam guiding tube is in the steam discharge state before adding admission ranks.
It is to be used to launch braking procedure braking in latter stage that another work of signal shaft 15 has, and makes braking softer.The number range of down counter can be 500, and when down counter is reduced to certain numerical value (for example 400 time), computing machine is opened as starting braking procedure.
At this moment, near right cylinder cap 20, computing machine sends instruction by program to piston 30, and admission, the steam discharge state of respectively arranging steam guiding tube in first, second, third and fourth group pipeline set are changed:
Close and everyly in third and fourth group pipeline set be positioned at respectively arranging steam guiding tube 31 cooresponding admission valves 81 and steam supply source 83 and respectively arranging steam guiding tube 41 cooresponding admission valve 91 and steam supply sources 93 of piston 30 left ends.
Open in third and fourth group pipeline set every be positioned at piston 30 left ends respectively arrange steam guiding tube 31,41 cooresponding vapor cock 85,95 and vapour-recovery units 70.
Open and everyly in third and fourth group pipeline set be positioned at respectively arranging steam guiding tube 31 cooresponding admission valves 81 and steam supply source 83 and respectively arranging steam guiding tube 41 cooresponding admission valve 91 and steam supply sources 93 of piston 30 right-hand members,
Close in third and fourth group pipeline set every be positioned at piston 30 right-hand members respectively arrange steam guiding tube 31,41 cooresponding vapor cock 85,95 and vapour-recovery units 70.
Simultaneous computer is closed and is respectively enclosed steam guiding tube 21 cooresponding vapor cock 75 and vapour-recovery units 70 in the set of second group of pipeline, opens second group of steam guiding tube 21 cooresponding admission valve 71 and steam supply source 73 of respectively enclosing in the pipeline set, the beginning admission.
Simultaneous computer is closed steam guiding tube 11 cooresponding admission valve 61 and the steam supply sources 63 of respectively enclosing in the set of first group of pipeline, opens respectively to enclose steam guiding tube 11 cooresponding vapor cock 65 and vapour-recovery units 70 in first group of pipeline set, begins to draw gas.
In braking procedure, computing machine according to the step distance signal whenever close one be positioned at piston 30 right-hand members arrange the cooresponding electromagnetic valve 23 of steam guiding tube 31,41 time, close admission valve 81,91 and steam supply source 83,93 simultaneously with this electromagnetic valve 23 cooresponding steam guiding tubes 31,41, open simultaneously one be positioned at piston 30 left ends respectively arrange steam guiding tube 31,41 cooresponding electromagnetic valves 23, open vapor cock 85,95 and vapour-recovery unit 70 with this electromagnetic valve 23 cooresponding steam guiding tubes 31,41.Simultaneously, computing machine begins to detect the pressure signal that right baroceptor 45 feeds back to, from magnet coil 55 incoming signals, the pressure signal height that feeds back to when right baroceptor 45, from magnet coil 55 incoming signals when fast, the 3rd, in the set of four groups of pipelines every be positioned at piston 30 right-hand members respectively arrange steam guiding tube 31,41 cooresponding admission valves 81, admission valve 91,83 steam supply sources 93, steam supply source are all closed, close second group of steam guiding tube 21 cooresponding admission valve 71 and steam supply source 73 of respectively enclosing in the pipeline set, thereby reduce the inertia of piston, reduce the impulsive force of piston, piston 30 leans against on the right energy disperser 17 with relatively low terminal velocity, as Figure 13, shown in 18, the right position transduser 47 of piston 30 shake-up this moment, signal circuit is connected, after computing machine is received the signal that right position transduser 47 feeds back to, send instruction by program, open and respectively enclose steam guiding tube 21 cooresponding vapor cocks 75 and vapour-recovery unit 70 beginning steam discharges in the set of second group of pipeline, be used in automatically controlled closed type two position two-way valve 56 conductings of control pneumatic brake system 57, connect the steam supply source, make pneumatic brake system 57 actions, hold right tunnel pipe 9 tightly, as shown in figure 13, working process finishes, right braking sensor 59 sends indicator signal, points out to the staff.At this moment piston 30 is in the low order end of cylinder barrel, and next stroke is ejection travel left, and ejection travel is identical with the above-mentioned principle of ejection travel to the right left, be into, the reversed in order of steam discharge.Pneumatic brake system 57 adopts prior art, so no longer given unnecessary details.
In the foregoing description, strange row's steam guiding tube 31 has 20, idol row's steam guiding tube 41 has 18, when practical application, can increase the quantity of steam guiding tube 31,41 accordingly according to take-off weight, the length of urceolus 1, inner core 2 also will increase accordingly, the quantity of control loop 5 also will increase accordingly, and the number of turns of the little steam vent 202 on the inner core 2 also will increase accordingly, and the quantity of control stalk 14, electromagnetic valve 23 etc. also will increase accordingly.The length of protective cover 50, outstanding thick stick 13, signal shaft 15 and left and right tunnel pipe 8,9 also will increase accordingly.
Claims (3)
1. a suspension single-direction and dual-direction steam catapult comprises cylinder barrel, left cylinder cap, right cylinder cap, piston, steam guiding tube system and left and right wirerope; It is characterized in that: described cylinder barrel is made up of urceolus and inner core, being nested together of inner core and urceolus concentric, left side cylinder cap, right cylinder cap is fixed in the left side of urceolus respectively, right two ends, the outer wall of urceolus is provided with the steam ports that many rows are circular layout, what be provided with rectangle below the steam ports joins the vapour chamber, have little steam vent on the barrel of inner core, steam guiding tube system is made of four groups of pipeline set, first group of pipeline set is arranged in the outside of left cylinder cap, the set of first group of pipeline is that the annular left steam guiding tube in the center of circle constitutes by multi-turn with left cylinder cap center, each encloses left steam guiding tube and all is communicated with steam vent on the left cylinder cap by short tube, second group of pipeline set is arranged in the outside of right cylinder cap, the set of second group of pipeline is that the annular right steam guiding tube in the center of circle constitutes by multi-turn with right cylinder cap center, each encloses right steam guiding tube and all is communicated with steam vent on the right cylinder cap by short tube, the 3rd, the 4th group of pipeline set all is arranged on the outer drum outer wall, the 3rd group of pipeline set is made up of around the steam guiding tube on the outer drum outer wall many rows, the 4th group of pipeline set also is made up of around the steam guiding tube on the cylinder barrel outer wall many rows, and the steam guiding tube of respectively arranging in the set of the 3rd group of pipeline is respectively arranged the steam guiding tube alternative arrangement in gathering with the 4th group of pipeline, the steam guiding tube of respectively arranging of the 3rd group of pipeline set is communicated with by the strange steam drain on the outer wall of short tube and urceolus, the steam guiding tube of respectively arranging of the 4th group of pipeline set is communicated with by the even steam drain on the outer wall of short tube and urceolus, piston is installed in the inner core, be provided with a plurality of outstanding thick sticks in the inner core, these outstanding thick sticks are uniform around the axle center equal angles of inner core, the two ends of every outstanding thick stick are fixed on a left side by nut respectively, on the right cylinder cap, piston and outstanding thick stick bearing fit, the intersection of piston and outstanding thick stick is provided with sealed bearing, on the axle center of piston, a left side is installed, right tunnel pipe, a left side, right tunnel pipe is arranged in the left side of piston, right both sides, a left side, right tunnel pipe is respectively by a left side, right cylinder cap centre hole passes, the intersection of left side tunnel pipe and left cylinder cap is provided with sealed bearing, the intersection of right tunnel pipe and right cylinder cap is provided with sealed bearing, one end of left side wirerope penetrates in the left tunnel pipe, affixed with piston, the other end of left side wirerope is through upper left track adjusting wheel, the lower-left track adjusting wheel is connected with the left end of slide block, one end of right wirerope penetrates in the right tunnel pipe, affixed with piston, the other end of right wirerope is through upper right track adjusting wheel, the bottom right track adjusting wheel is connected with the right-hand member of slide block, the right side of piston is connected with signal shaft, signal shaft is piercing in right cylinder cap, the intersection of signal shaft and right cylinder cap is provided with sealed bearing, a left side, the inboard of right cylinder cap is separately installed with a left side, right energy disperser, a left side, on the right cylinder cap left side is housed respectively, a right baroceptor and a left side, right position transduser.
2. a kind of suspension single-direction and dual-direction steam catapult as claimed in claim 1, it is characterized in that: between described inner core and the urceolus left side is installed, right-hand member ring and a plurality of control loop, a left side, the right-hand member ring is separately positioned on the left side of inner core and urceolus, right two ends, a left side, be respectively arranged with big steam vent on the right-hand member ring, big steam vent on the left end ring is communicated with left steam guiding tube on the left cylinder cap by left bend pipe, big steam vent on the right-hand member ring is communicated with right steam guiding tube on the right cylinder cap by right bend pipe, control loop is arranged side by side in a left side, between the right-hand member ring, be covered with little steam vent on the control loop, the top of each control loop is provided with screw, be bolted with control stalk on the screw, control stalk is stretched out by the long slot bore at urceolus top, is connected with steering unit.
3. a kind of suspension single-direction and dual-direction steam catapult as claimed in claim 2, it is characterized in that: described steering unit is made of electromagnetic valve, and electromagnetic valve is fixed on the protective cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105236987A CN101973403B (en) | 2010-08-30 | 2010-10-28 | Suspension uni-directional/bi-directional steam catapult |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010265495.2 | 2010-08-30 | ||
| CN201010265495 | 2010-08-30 | ||
| CN2010105236987A CN101973403B (en) | 2010-08-30 | 2010-10-28 | Suspension uni-directional/bi-directional steam catapult |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101973403A true CN101973403A (en) | 2011-02-16 |
| CN101973403B CN101973403B (en) | 2012-11-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105236987A Expired - Fee Related CN101973403B (en) | 2010-08-30 | 2010-10-28 | Suspension uni-directional/bi-directional steam catapult |
| CN2010205826208U Expired - Fee Related CN201901253U (en) | 2010-08-30 | 2010-10-28 | Suspension single/double-way steam ejector in transitional control |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205826208U Expired - Fee Related CN201901253U (en) | 2010-08-30 | 2010-10-28 | Suspension single/double-way steam ejector in transitional control |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101973403B (en) * | 2010-08-30 | 2012-11-21 | 李广 | Suspension uni-directional/bi-directional steam catapult |
| CN106965950A (en) * | 2016-01-14 | 2017-07-21 | 熵零技术逻辑工程院集团股份有限公司 | A kind of gas magnetic catapult-launching gear |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1996008410A1 (en) * | 1994-09-15 | 1996-03-21 | Airscrew Howden Limited | Launching projectiles |
| US20050230533A1 (en) * | 2002-09-16 | 2005-10-20 | Robonic Ltd Oy | Arrangement in catapult |
| CN101186235A (en) * | 2006-09-26 | 2008-05-28 | 王志勇 | Ejector with enclosed cylinder structure |
| CN101311072B (en) * | 2007-05-21 | 2010-04-21 | 赵家瑞 | Steam power aircraft catapult vertical elongated slot sealed system |
| CN201901253U (en) * | 2010-08-30 | 2011-07-20 | 李广 | Suspension single/double-way steam ejector in transitional control |
-
2010
- 2010-10-28 CN CN2010105236987A patent/CN101973403B/en not_active Expired - Fee Related
- 2010-10-28 CN CN2010205826208U patent/CN201901253U/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1996008410A1 (en) * | 1994-09-15 | 1996-03-21 | Airscrew Howden Limited | Launching projectiles |
| US20050230533A1 (en) * | 2002-09-16 | 2005-10-20 | Robonic Ltd Oy | Arrangement in catapult |
| CN101186235A (en) * | 2006-09-26 | 2008-05-28 | 王志勇 | Ejector with enclosed cylinder structure |
| CN101311072B (en) * | 2007-05-21 | 2010-04-21 | 赵家瑞 | Steam power aircraft catapult vertical elongated slot sealed system |
| CN201901253U (en) * | 2010-08-30 | 2011-07-20 | 李广 | Suspension single/double-way steam ejector in transitional control |
Also Published As
| Publication number | Publication date |
|---|---|
| CN201901253U (en) | 2011-07-20 |
| CN101973403B (en) | 2012-11-21 |
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