CN101397054B - Full floating turbine driven compressing ejector - Google Patents
Full floating turbine driven compressing ejector Download PDFInfo
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- CN101397054B CN101397054B CN2008101353289A CN200810135328A CN101397054B CN 101397054 B CN101397054 B CN 101397054B CN 2008101353289 A CN2008101353289 A CN 2008101353289A CN 200810135328 A CN200810135328 A CN 200810135328A CN 101397054 B CN101397054 B CN 101397054B
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 10
- 239000010959 steel Substances 0.000 claims abstract description 10
- 230000006835 compression Effects 0.000 claims description 57
- 238000007906 compression Methods 0.000 claims description 57
- 239000000872 buffer Substances 0.000 claims description 16
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 6
- 230000007423 decrease Effects 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 230000008719 thickening Effects 0.000 claims description 3
- 238000004146 energy storage Methods 0.000 abstract description 3
- 239000000725 suspension Substances 0.000 abstract 1
- 230000008093 supporting effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 241000486406 Trachea Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
- B64F1/00—Ground or aircraft-carrier-deck installations
- B64F1/04—Ground or aircraft-carrier-deck installations for launching aircraft
- B64F1/06—Ground or aircraft-carrier-deck installations for launching aircraft using catapults
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
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Abstract
The invention discloses a full-floating pneumatic compressed catapult. An outer housing of the catapult consists of a left cylinder body, a right cylinder body and a back base, the two ends of the left cylinder body and the right cylinder body are respectively provided with a left cylinder cover and a right cylinder cover, a left piston and a right piston are respectively arranged in the left cylinder body and the right cylinder body, the left piston and the right piston are connected with each other by a suspension, a cavity between the left piston and the right piston forms an ejection cavity, an ejection mechanism consists of elastic swing rods, a rod base, a left ejection rod and a right ejection rod, and the left ejection rod and the right ejection rod are fixedly connected on the two ends of the rod base; the rod base is arranged in the ejection cavity, the elastic swing rods have at least one set of the rods, the set of the elastic swing rods consists of a plurality of the elastic swing rods which are circumferentially distributed along the central axis of the outer housing, and the two ends of each elastic swing rod are respectively articulated on the walls of a support steel ring and the rod base by a big knuckle spindle and a small knuckle spindle. As a fully enclosed cylinder is adopted, the airtightness is good and the heat utilization efficiency is high; as the structure of spring energy storage is adopted, the force at the time of ejection is very great, thus achieving the purpose of causing a heavy-duty aircraft to instantly lift off.
Description
Technical field
The aircraft steam catapult that the present invention relates to use on the airplane carrier, particularly a kind of pneumatic compression catapult.
Background technique
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 undercarriage of aircraft by draw 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 three greatest problem:
The firstth, the cylinder seam is subjected to the problem of in-cylinder pressure expansion, expanded by in-cylinder pressure in order to prevent the cylinder seam, and it is very thick that cylinder wall must be done, thereby volume is big, very heavy, according to open source information demonstration, is using as a servant every steam catapult gross weight near 500 tons at present.
The secondth, 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 3rd is to be difficult to sealing, and the open cylinder sealing is crucial, and the sealability 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 catapult adopts forms the sealing of " slide fastener " formula, the catapult of active service then utilizes a U type Stamping Steel Ribbon to insert in the opening of cylinder, no matter be which kind of method, maintenance cost is big, U type Stamping Steel Ribbon 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 steamer 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 consumed a large amount of fresh water, and it is many to waste a lot of energy.Formal owing to there are the problems referred to above, USN is actively development steam catapult, still also not success at present more reliably.
Summary of the invention
The purpose of this invention is to provide a kind of full-floating steam-powered compression catapult, it utilizes the principle work of spring energy-storage, and the explosive force when launching is very big, reach to allow the order ground of heavy airplane moment lift-off, and compact structure, volume is little, long service life.
For achieving the above object, the present invention is by the following technical solutions:
A kind of full-floating steam-powered compression catapult, comprise cylindrical housing, ejection mechanism, it is characterized in that: shell is by a left side, right cylinder body and back of the body base are formed, back of the body base is made of a columnar thickening steel ring, back of the body base is arranged on a left side, between the right cylinder body, back of the body base is by a bolt fastener and a left side, right cylinder body is affixed, a left side, the two ends of right cylinder body are respectively arranged with a left side, right cylinder cap, a left side, be respectively arranged with a left side in the right cylinder body, right piston, a left side, link together by outstanding thick stick between the right piston, the extended end of Xuan Gang both sides is exposed to a left side respectively, right cylinder cap, be fixed with a left side respectively on this two extended end, right also yoke plate, space between left piston and the left cylinder cap constitutes left air chamber, space between right piston and the right cylinder cap constitutes right air chamber, a left side, cavity volume between the right piston constitutes ejection chamber, and described ejection mechanism is by elastic rocking beam, a bar base and a left side, the right side is penetrated bar and is formed, the bar base is made of solid steel column, a left side, the right side is penetrated on the two ends that bar is fixed in the bar base; The bar base is arranged in the ejection chamber, and a left side is penetrated bar and passed by the center hole of left piston, left cylinder cap, and the right side is penetrated bar and passed by the center hole of right piston, right cylinder cap; In the center hole of left piston and left cylinder cap, be provided with the left bearing sealing seat, in the center hole of right piston and right cylinder cap, be provided with the right bearing sealing seat, be respectively arranged with left and right bearing in the left and right bearing seal seat; A described left side is penetrated bar and is supported by left bearing, the described right side is penetrated bar and is supported by right bearing, described elastic rocking beam has one group at least, this group elastic rocking beam is formed along the shell medial axis uniform elastic rocking beam of hoop by many, and the two ends of every elastic rocking beam are hinged on back of the body base and the bar base by large and small knuckle spindle respectively.
Described elastic rocking beam is made up of more piece spring spool and multiple coil pressure spring, and each saves the spring spool diameter successively decreases successively, and these spring spools nest together, on the outer wall that is set in spring spool of described spiral compression spring correspondence.
Described elastic rocking beam is guided cylinder by more piece, more piece spring spool and multiple coil pressure spring are formed, the diameter of each joint guiding cylinder increases progressively successively, each diameter that saves spring spool successively decreases successively, each saves the outside that spring spool is set in each joint guiding cylinder correspondingly, the head end of guiding cylinder and tail end have internal projecting ring shoulder and outer bulge loop shoulder respectively, this internal projecting ring shoulder and outer bulge loop shoulder are made of the blanket gas compression buffer, two adjacent joint guiding cylinders advance retaining ring together by outer bulge loop shoulder and internal projecting ring shoulder ladder, the guiding cylinder of diameter minimum is affixed with the pedestal of big knuckle spindle, the head end inwall of the spring spool of diameter minimum and the pedestal of little knuckle spindle are affixed, the head end of spring spool and tail end have internal projecting ring platform and outer bulge loop platform respectively, two adjacent joint spring spools advance retaining ring together by outer bulge loop platform and internal projecting ring platform ladder, the outer bulge loop shoulder retaining ring of the internal projecting ring platform of the spring spool of diameter minimum and the guiding cylinder of diameter maximum together, arranged outside at spring spool has the multiple coil pressure spring, the head end of first order spiral compression spring is fixed on the outer bulge loop platform of the minimum spring spool of bore, the tail end of first order spiral compression spring is fixed on the internal projecting ring platform of adjacent springs sleeve, from the second level, the two ends of every joint spiral compression spring are separately fixed on the outer bulge loop platform and internal projecting ring platform of two adjacent spring spools, the head end of the last grade spiral compression spring is fixed on the outer bulge loop platform of spring spool of bore maximum, and the tail end of the last grade spiral compression spring is fixed on the pedestal of big knuckle spindle.
Described big knuckle spindle is being carried on the back on the basic inwall by bearing hinge connection.
Described little knuckle spindle by bearing hinge connection on the outer wall of bar base.
Be connected with buffer on the outer wall of described left and right cylinder cap.
Described two ends left and right and yoke plate be provided with the symmetry lug and breach, this lug and breach be provided be used to place have strong market potential the axle axis hole.
The described left and right end of penetrating bar is exposed to left and right and yoke plate respectively; The end that bar is penetrated on a left side is connected with left ejector-seat, and the end that bar is penetrated on the right side is connected with right ejector-seat.
The present invention has following positive beneficial effect:
The present invention adopts totally enclosed cylinder, does not have opening, and air-tightness is good, heat energy utilization rate height, adopt the arrangement works of spring energy-storage, the explosive force when launching is very big, reaches to allow the order ground of heavy airplane moment lift-off, and compact structure, volume is little, and long service life can be carried out two-way launching, piston does not have idle stroke, helps shortening the interval of taking off.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention one, penetrates bar for a left side and launches structural representation after finishing.
Fig. 2 is the enlarged view of the A part of Fig. 1.
Fig. 3 is the enlarged view of the B part of Fig. 1.
Fig. 4 be bar basal orientation shown in Figure 1 move right to back of the body base in the structural representation of separated time when overlapping.
Fig. 5 is the C partial enlarged drawing of Fig. 4.
Fig. 6 is the D partial enlarged drawing of Fig. 4.
Fig. 7 be embodiment illustrated in fig. 4 in, the right side is penetrated bar and is shot away structural representation after finishing to the right.
Fig. 8 be bar basal orientation shown in Figure 7 move left to back of the body base in the structural representation of separated time when overlapping.
Fig. 9 is the structural representation of elastic rocking beam among Fig. 1.
Figure 10 is the E partial enlarged drawing of Fig. 9.
Figure 11 is the F partial enlarged drawing of Fig. 9.
Figure 12 is the G partial enlarged drawing of Fig. 9.
Figure 13 is the erection drawing of elastic rocking beam among Fig. 1.
Figure 14 is the structural representation that elastic rocking beam is in extended configuration.
Figure 15 is the structural representation that elastic rocking beam is in compressive state.
Figure 16 is the P-P sectional view of Fig. 8.
Figure 17 is the J-J sectional view of Figure 16.
Figure 18 is the enlarged view of the T part of Figure 17.
Figure 19 is the N-N sectional view of Figure 16.
Figure 20 is the enlarged view of the Q part of Figure 19.
Figure 21 is the enlarged view of the R part of Figure 19.
Figure 22 is the structural representation of the embodiment of the invention two.
Figure 23 is the M-M sectional view of Figure 22.
Figure 24 is the structural representation of the embodiment of the invention three.
Figure 25 is the plan view of Figure 24.
Embodiment
Number in the figure
1 left cylinder, 2 right cylinder body 3 left pistons 4 right pistons
Bar is penetrated on basic 6 elastic rocking beams, the 7 left sensors of 5 back ofs the body 8 left sides
13 sealing seats, 14 right and yoke plate 15 bar bases 16 right suction tude
17 left bank tracheaes, 18 right outlet pipe 19 outstanding thick stick 20 right internal inner rings
The outer buffer in 21 left ejector-seat 22 right ejector-seat 23 left sides
24 right outer buffer 25 left internal inner ring 26 left suction tude
27 breach, 28 nuts, 29 lugs, 30 spring grooves
31 blanket gas compression buffers, 32 bolts, 33 hole slots, 34 bearing caps
35 seal rings, 36 bolts, 37 internal projecting rings shoulder, 38 outer bulge loop shoulders
39 internal projecting ring platforms, 40 big knuckle spindle 41 pores 42 pedestals
Collar in 43 pores, 44 little knuckle spindle 45 pedestals 46
47 internal projecting ring platforms, 48 outer bulge loop platform 49 guiding cylinders 50 guiding cylinders
51 guiding cylinders, 52 spring spools, 53 spring spools, 54 spring spools
55 outer collar 56 bearing seal seats 57 bearings 58 seal rings
59 springs, 60 springs, 61 springs, 62 left bearings
63 bearings, 64 frame 65 right sensor 66 thick sticks in parallel in parallel
67 thick sticks 68 in parallel have strong market potential the axle 69 right bearings
70 full-floating steam-powered compression catapults, 71 full-floating steam-powered compression catapults
72 full-floating steam-powered compression catapults, 73 axis holes
74 baffle rings, 75 card lobes, 76 pins
Please refer to Fig. 1, Fig. 2, Fig. 3, the present invention is a kind of full-floating steam-powered compression catapult, comprise cylindrical housing, ejection mechanism, shell is made up of left and right cylinder body 1,2 and back of the body base 5, back of the body base 5 is made of a columnar thickening steel ring, back of the body base 5 is arranged between the left and right cylinder body 1,2, back of the body base 5 is affixed by bolt fastener and left and right cylinder body, the two ends of left and right cylinder body 1,2 are respectively arranged with left and right cylinder cap 11,12, be respectively arranged with left and right piston 3,4 in the left and right cylinder body 1,2, link together by outstanding thick stick 19 between the left and right piston 3,4.The extended end of outstanding thick stick 19 both sides is exposed to left and right cylinder cap 11,12 respectively, is fixed with left and right respectively and yoke plate 10,14 on two extended ends of outstanding thick stick 19.Space between left piston 3 and the left cylinder cap 11 constitutes left air chamber, space between right piston 4 and the right cylinder cap 12 constitutes right air chamber, cavity volume between the left and right piston 3,4 constitutes ejection chamber, ejection mechanism is made up of elastic rocking beam 6, bar base 15 and the left and right bar 8,9 of penetrating, bar base 15 is made of solid steel column, and the left and right bar 8,9 of penetrating is fixed in respectively on the two ends of bar base 15; Bar base 15 is arranged in the ejection chamber.
Please refer to Fig. 5, a left side is penetrated bar 8 and is passed by the center hole of left piston 3, left cylinder cap 11, the intrinsic bearing seal seat 13 of spiral shell in the center hole of left side cylinder cap 11 and left piston 3, be provided with left bearing 62 and seal ring 35 in the bearing seal seat 13, left bearing 62 and bearing seal seat 13 drive fits, left bearing 62 is penetrated bar 8 Spielpassung with a left side, seal ring 35 and bearing seal seat 13 drive fits, seal ring 35 is penetrated bar 8 resilient engagement with a left side, and bar 8 is penetrated by left bearing 62 supportings in a left side.
Please refer to Fig. 3, the right side is penetrated bar 9 and is passed by the center hole of right piston 4, right cylinder cap 12, the intrinsic bearing seal seat 13 of spiral shell in the center hole of right cylinder cap 12 and right piston 4, be provided with right bearing 69 and seal ring 35 in the bearing seal seat 13, right bearing 69 and bearing seal seat 13 drive fits, right bearing 69 is penetrated bar 9 Spielpassung with the right side, seal ring 35 and bearing seal seat 13 drive fits, and seal ring 35 is penetrated bar 9 resilient engagement with the right side.Bar 9 is penetrated by right bearing 69 supportings in the right side.
The end that bar 8 is penetrated on a left side is exposed to a left side and yoke plate 10; The end that bar 8 is penetrated on a left side is connected with left ejector-seat 21, and the end that bar 9 is penetrated on the right side is exposed to right and yoke plate 14, and the end that bar 9 is penetrated on the right side is connected with right ejector-seat 22.
In the present embodiment, elastic rocking beam has two groups, and every group of elastic rocking beam formed along the uniform elastic rocking beam 6 of shell medial axis hoop by four, and the two ends of every elastic rocking beam 6 are hinged on back of the body base and the bar base by large and small knuckle spindle respectively.
Please refer to Fig. 3, right internal inner ring 20 spiral shells are solid on right cylinder cap 12.On the periphery that is socketed in right internal inner ring 20 of right outer buffer 24 concentrics, right internal inner ring 20 is used to accept right ejector-seat 22 inertia, and right outer buffer 24 is used to accept the pressure inertia of right and yoke plate 14.
Please refer to Fig. 1, state shown in Figure 1 is penetrated bar 8 for a left side and is launched state after finishing, when a left side penetrate bar 8 launch finish after, right and yoke plate 14 is withstood by right outer buffer 24, right ejector-seat 22 is withstood by right internal inner ring 20.At this moment, leave safe distance d3 between the left end of bar base 15 and the left piston 3, to prevent rigid collision.
Please refer to Fig. 4, the vertically middle separated time L of back of the body base 5 is separatrix of compression stroke and ejection travel, when left suction tude 26 air inlets, during right outlet pipe 18 exhausts, left piston 3 moves right under the effect of vapor pressure, when compression stroke during to d1-x, the middle separated time of bar base 15 overlaps with the middle separated time of back of the body base 5, elastic rocking beam 6 is compressed to greatest extent, in vertical state, is in critical ejection status.At this moment, a left side and yoke plate 10 and the outer buffer 23 in a left side apart from x as shown in Figure 5, this is the overcompression stroke distances apart from x, that is to say, after left piston 3 moves right apart from x again, promptly begins ejection travel.
Because the needs of working condition, the two ends of bar base 15 grow the basic 5 two ends h of the back of the body respectively; For elastic rocking beam 6 was pressed the separatrix, x is less than h for the overcompression stroke distances.
Please refer to Fig. 7, after left piston 3 moved right apart from x again, elastic rocking beam 6 was tilted to the right, and under the effect of the stubborn power of spiral compression spring, all elastic rocking beams 6 stretch rapidly, the right side penetrate bar 9 to the right moment finish and launch, promote taking off of catapult right side.Right ejector-seat 22 can pass through slide block, draw hook connects with aircraft, and this is a prior art, so this paper superfluous stating no longer in addition.
This moment, a left side and yoke plate 10 were resisted against on the outer buffer 23 in a left side, and left ejector-seat 21 is withstood as shown in Figure 5 by left internal inner ring 25.
When the right side penetrate bar 9 launch to the right finish after, the right sensor 65 that is contained on the right cylinder cap 12 is replaced by right piston 4, its make contact, elastic rocking beam 6 is in the maximum extension state, bar base 15 is subjected to the drive of elastic rocking beam 6, be parked in apart from right piston 4 end face d3 places as shown in Figure 7, left piston 3 is h-x from the distance of basic 5 left sides of the back of the body, and a left side and yoke plate 10 are pressed on the outer buffer 23 in a left side.Left side ejector-seat 21 is pressed on the left internal inner ring 25.
Please refer to Fig. 8, when right suction tude 16 air inlets, during 17 exhausts of left bank tracheae, right piston 4 is moved to the left under the effect of vapor pressure, when compression stroke during to d1-x, right also yoke plate 14 and right outer buffer 24 are apart from x, and the end face distance of right piston 4 is carried on the back basic 15 right-hand members and left space h, at this moment, the middle separated time of bar base 15 overlaps with separated time in the back of the body base 5, elastic rocking beam 6 is compressed to greatest extent, in vertical state, is in critical ejection status.When right piston 4 is moved to the left apart from x again, elastic rocking beam 6 is tilted to the left, and under the effect of the stubborn power of spiral compression spring, all elastic rocking beams 6 stretch rapidly, and bar 8 is penetrated on a left side, and moment finishes and launches to the right.Become state as shown in Figure 1, promote taking off of catapult left side.Left side ejector-seat 21 can pass through slide block, draw hook connects with aircraft, and this is a prior art, so this paper superfluous stating no longer in addition.
Because all being fixed in left and right piston 3,4, left and right and yoke plate 10,14 hangs on the thick stick 19, so compression stroke d1=ejection travel d2+ safe distance d3+ overcompression stroke x.At this moment, the left sensor 7 that is contained on the left cylinder cap 11 is replaced by left piston 3, and its movable contact closure causes right outlet pipe 18 to be opened, and right suction tude 26 is opened, beginning compression stroke to the right.
Please refer to Fig. 9, Figure 10, Figure 11, Figure 12, elastic rocking beam 6 is by three joint guiding cylinders, three joint spring spools are formed, three joint guiding cylinders 49,50,51 diameter increases progressively successively, three joint spring spools 52,53,54 diameter successively decreases successively, each saves the outside that spring spool is set in each joint guiding cylinder correspondingly, the head end of guiding cylinder and tail end have internal projecting ring shoulder 37 and outer bulge loop shoulder 38 respectively, internal projecting ring shoulder 37 and outer bulge loop shoulder 38 all are made of blanket gas compression buffer 31, two adjacent joint guiding cylinders are takeed on 37 ladders by outer bulge loop shoulder 38 with internal projecting ring and are advanced retaining ring together, between outer bulge loop shoulder 38 and the internal projecting ring shoulder 37 several pores 43 are arranged, the tail end of the guiding cylinder 49 of diameter minimum is affixed with the pedestal 42 of big knuckle spindle 40, please refer to Figure 10, guiding cylinder 49 is solidly connected with pedestal 42 spiral shells of big knuckle spindle 40, and by pin 76 location.The pedestal 45 of Zhou Yuxiao knuckle spindle 44 is affixed in the head end of the spring spool 54 of diameter minimum, the head end of spring spool 52,53,54 and tail end have outer bulge loop platform 48 and internal projecting ring platform 47 respectively, two adjacent joint spring spools advance retaining ring by outer bulge loop platform 48 with internal projecting ring platform 47 ladders and are in the same place, and the internal projecting ring platform 47 of the spring spool 54 of diameter minimum is takeed on 38 retaining rings together with the outer bulge loop of the guiding cylinder 51 of diameter maximum.
Arranged outside at spring spool has three grades of spiral compression springs, please refer to Figure 12, the head end of first order spiral compression spring 61 is fixed on the outer bulge loop platform 48 of the minimum spring spool 54 of bore, outer bulge loop platform 48 is provided with spring groove 30, the first circle of spiral compression spring 61 is embedded in the spring groove 30, and it is fixing by outer collar 55, the tail end of first order spiral compression spring 61 is fixed on the internal projecting ring platform 47 of adjacent springs sleeve, internal projecting ring platform 47 is provided with spring groove 30, the tail circle of spiral compression spring 61 is embedded in the spring groove 30, and it is fixing by interior collar 46, from the second level, the two ends of every joint spiral compression spring are separately fixed on the outer bulge loop platform and internal projecting ring platform of two adjacent spring spools, the head end of the last grade spiral compression spring 59 is fixed on the outer bulge loop platform 48 of spring spool 52 of bore maximum, and the tail end of the last grade spiral compression spring 59 is fixed on the pedestal 42 of big knuckle spindle.
Please refer to Figure 11, the cylindrical of pedestal 42 is provided with internal projecting ring platform 39, and internal projecting ring platform 39 is provided with spring groove 30, and spiral compression spring 59 is embedded in the spring groove 30, and is fixed by interior collar 46.Respectively drawing cylinder internal projecting ring shoulder 37 forms by blanket gas compression buffer 31 with outer bulge loop shoulder 38.
Please refer to Figure 13, Figure 14, Figure 15, big knuckle spindle 40 to the length of pedestal 42 is e5, the stroke of guiding cylinder 49 is e1, the stroke of guiding cylinder 50 is e2, the stroke of guiding cylinder 51 is e3, and internal projecting ring shoulder 37 length to pedestal 45 of the spring spool 54 of diameter minimum are e4, and little knuckle spindle 44 to the length of pedestal 45 is e6, then elastic rocking beam 6 maximum extension length c1=e1+e2+e3+e4+e5+e6, then elastic rocking beam 6 minimum compressed length c2=c1-e1-e2-e3.
Please refer to Figure 16, Figure 17, Figure 18, in the present embodiment, elastic rocking beam has eight, these eight elastic rocking beams are pressed quaternion, are divided into two groups, and four elastic rocking beams in every group are pressed circumference uniform distribution, carry on the back and have the hole slot 33 that is used for setting-in bearing 63 and bearing cap 34 on basic 5 inner circle walls, this bearing cap 34 and hole slot 33 drive fits, and fixing by bolt 36, and big knuckle spindle 40 is by bearing 63 supportings.
Please refer to Figure 19, Figure 20, during installation, earlier two card lobes 75 are closed to be buckled in and hang on the thick stick 19, will hang thick stick 19 again and pass baffle ring 74 and left piston 3, bind round on card lobe 75 with baffle ring 74 then, the cylindrical of card lobe 75 and the endoporus of baffle ring 74 all are tapers.Left piston 3 is resisted against a side of baffle ring 74, and the opposite side of left piston 3 is by being screwed onto nut 28 location on the outstanding thick stick 19.
Please refer to Figure 21, means of fixation right and yoke plate 14 and outstanding thick stick 19 is: elder generation closes two card lobes 75 and is buckled on the outstanding thick stick 19, to hang thick stick 19 again and pass baffle ring 74 and right and yoke plate 14, and bind round on card lobe 75 with baffle ring 74 then, the cylindrical of card lobe 75 and the endoporus of baffle ring 74 all are tapers.Right and yoke plate 14 is resisted against a side of baffle ring 74, and the opposite side of right also yoke plate 14 is by being screwed onto nut 28 location on the outstanding thick stick 19.
In right cylinder cap 12 lateral opening, be provided with bearing seal seat 56, bearing 57 and seal ring 58 are housed in the bearing seal seat 56, supporting of outstanding thick stick 19 by bearing 57, bearing 57 and bearing seal seat 56 drive fits, bearing 57 is slidingly matched with outstanding thick stick 19, seal ring 58 and bearing seal seat 56 drive fits, seal ring 58 and outstanding thick stick 19 resilient engagement.
Please refer to Figure 20, in left cylinder cap 11 lateral opening, be provided with bearing seal seat 56, bearing 57 and seal ring 58 are housed in the bearing seal seat 56, supporting of outstanding thick stick 19 by bearing 57, bearing 57 and bearing seal seat 56 drive fits, bearing 57 is slidingly matched with outstanding thick stick 19, seal ring 58 and bearing seal seat 56 drive fits, seal ring 58 and outstanding thick stick 19 resilient engagement.
Embodiment two, please refer to Figure 22, Figure 23, and in the present embodiment, elastic rocking beam has two groups, and every group number is 5, and its working principle is identical with embodiment one.
Embodiment three, please refer to Figure 24, Figure 25, full-floating steam-powered compression catapult of the present invention can in parallelly use, for example, three full-floating steam-powered compression catapults 70,71,72 can be arranged side by side together, at the top of three full-floating steam-powered compression catapults 70,71,72 frame 64 in parallel is set, frame 64 in parallel is with three sections planks that arc is protruding, and frame 64 in parallel is affixed by the solid back of the body base 5 with three full-floating steam-powered compression catapults 70,71,72 of the tight part of bolt.
Claims (8)
1. full-floating steam-powered compression catapult, comprise cylindrical housing, ejection mechanism, it is characterized in that: shell is by a left side, right cylinder body and back of the body base are formed, back of the body base is made of a columnar thickening steel ring, back of the body base is arranged on a left side, between the right cylinder body, back of the body base is by a bolt fastener and a left side, right cylinder body is affixed, a left side, the two ends of right cylinder body are respectively arranged with a left side, right cylinder cap, a left side, be respectively arranged with a left side in the right cylinder body, right piston, a left side, link together by outstanding thick stick between the right piston, the extended end of Xuan Gang both sides is exposed to a left side respectively, right cylinder cap, be fixed with a left side respectively on this two extended end, right also yoke plate, space between left piston and the left cylinder cap constitutes left air chamber, space between right piston and the right cylinder cap constitutes right air chamber, a left side, cavity volume between the right piston constitutes ejection chamber, and described ejection mechanism is by elastic rocking beam, a bar base and a left side, the right side is penetrated bar and is formed, the bar base is made of solid steel column, a left side, the right side is penetrated on the two ends that bar is fixed in the bar base; The bar base is arranged in the ejection chamber, and a left side is penetrated bar and passed by the center hole of left piston, left cylinder cap, and the right side is penetrated bar and passed by the center hole of right piston, right cylinder cap; In the center hole of left piston and left cylinder cap, be provided with the left bearing sealing seat, in the center hole of right piston and right cylinder cap, be provided with the right bearing sealing seat, be respectively arranged with left and right bearing in the left and right bearing seal seat; A described left side is penetrated bar and is supported by left bearing, the described right side is penetrated bar and is supported by right bearing, described elastic rocking beam has one group at least, this group elastic rocking beam is formed along the shell medial axis uniform elastic rocking beam of hoop by many, and the two ends of every elastic rocking beam are hinged on back of the body base and the bar base by large and small knuckle spindle respectively.
2. full-floating steam-powered compression catapult as claimed in claim 1, it is characterized in that: described elastic rocking beam is made up of more piece spring spool and multiple coil pressure spring, each saves the spring spool diameter and successively decreases successively, these spring spools nest together, on the outer wall that is set in spring spool of described spiral compression spring correspondence.
3. full-floating steam-powered compression catapult as claimed in claim 1, it is characterized in that: described elastic rocking beam is guided cylinder by more piece, more piece spring spool and multiple coil pressure spring are formed, the diameter of each joint guiding cylinder increases progressively successively, each diameter that saves spring spool successively decreases successively, each saves the outside that spring spool is set in each joint guiding cylinder correspondingly, the head end of guiding cylinder and tail end have internal projecting ring shoulder and outer bulge loop shoulder respectively, this internal projecting ring shoulder and outer bulge loop shoulder are made of the blanket gas compression buffer, two adjacent joint guiding cylinders advance retaining ring together by outer bulge loop shoulder and internal projecting ring shoulder ladder, the guiding cylinder of diameter minimum is affixed with the pedestal of big knuckle spindle, the head end inwall of the spring spool of diameter minimum and the pedestal of little knuckle spindle are affixed, the head end of spring spool and tail end have internal projecting ring platform and outer bulge loop platform respectively, two adjacent joint spring spools advance retaining ring together by outer bulge loop platform and internal projecting ring platform ladder, the outer bulge loop shoulder retaining ring of the internal projecting ring platform of the spring spool of diameter minimum and the guiding cylinder of diameter maximum together, arranged outside at spring spool has the multiple coil pressure spring, the head end of first order spiral compression spring is fixed on the outer bulge loop platform of the minimum spring spool of bore, the tail end of first order spiral compression spring is fixed on the internal projecting ring platform of adjacent springs sleeve, from the second level, the two ends of every joint spiral compression spring are separately fixed on the outer bulge loop platform and internal projecting ring platform of two adjacent spring spools, the head end of the last grade spiral compression spring is fixed on the outer bulge loop platform of spring spool of bore maximum, and the tail end of the last grade spiral compression spring is fixed on the pedestal of big knuckle spindle.
4. full-floating steam-powered compression catapult as claimed in claim 1 is characterized in that: described big knuckle spindle is being carried on the back on the basic inwall by bearing hinge connection.
5. full-floating steam-powered compression catapult as claimed in claim 1 is characterized in that: described little knuckle spindle by bearing hinge connection on the outer wall of bar base.
6. full-floating steam-powered compression catapult as claimed in claim 1 is characterized in that: be connected with buffer on the outer wall of described left and right cylinder cap.
7. full-floating steam-powered compression catapult as claimed in claim 1 is characterized in that: described two ends left and right and yoke plate be provided with the symmetry lug and breach, this lug and breach be provided be used to place have strong market potential the axle axis hole.
8. full-floating steam-powered compression catapult as claimed in claim 1 is characterized in that: the described left and right end of penetrating bar is exposed to left and right and yoke plate respectively; The end that bar is penetrated on a left side is connected with left ejector-seat, and the end that bar is penetrated on the right side is connected with right ejector-seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101353289A CN101397054B (en) | 2008-04-28 | 2008-07-31 | Full floating turbine driven compressing ejector |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810094007 | 2008-04-28 | ||
| CN200810094007.9 | 2008-04-28 | ||
| CN2008101353289A CN101397054B (en) | 2008-04-28 | 2008-07-31 | Full floating turbine driven compressing ejector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101397054A CN101397054A (en) | 2009-04-01 |
| CN101397054B true CN101397054B (en) | 2010-12-08 |
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101353289A Expired - Fee Related CN101397054B (en) | 2008-04-28 | 2008-07-31 | Full floating turbine driven compressing ejector |
| CN200980000059A Pending CN101678899A (en) | 2008-04-28 | 2009-02-06 | Full-floating steam-powered compression catapult |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200980000059A Pending CN101678899A (en) | 2008-04-28 | 2009-02-06 | Full-floating steam-powered compression catapult |
Country Status (2)
| Country | Link |
|---|---|
| CN (2) | CN101397054B (en) |
| WO (1) | WO2009132527A1 (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101397054B (en) * | 2008-04-28 | 2010-12-08 | 李广 | Full floating turbine driven compressing ejector |
| CN102951297B (en) * | 2011-08-19 | 2015-04-22 | 丁陶生 | Device for realizing high-speed take-off of shipboard aircraft by spring combination mechanical ejection |
| CN105035342A (en) * | 2015-08-12 | 2015-11-11 | 镇江市高等专科学校 | Three-level acceleration carrier plane catapult |
| CN105240327B (en) * | 2015-11-19 | 2017-08-29 | 南京理工大学 | Multistage retractable Pneumatic hydraulic catapult-launching gear |
| CN106742028A (en) * | 2017-04-06 | 2017-05-31 | 重庆科技学院 | The apparatus and method of two-level spring joint ejection carrier-borne aircraft |
| CN107364586B (en) * | 2017-07-21 | 2019-06-18 | 四川创未网络科技有限公司 | It is a kind of to make the catapult-launching gear that object is stable and persistently accelerates |
| CN110371311B (en) * | 2019-07-08 | 2021-02-26 | 李广 | Storage type ejection machine |
| CN110758763B (en) * | 2019-11-28 | 2022-03-08 | 北京泊松技术有限公司 | Unmanned aerial vehicle pneumatic catapult and catapult method |
| CN115303502B (en) * | 2022-10-08 | 2023-03-21 | 成都航天万欣科技有限公司 | Pneumatic catapult of unmanned aerial vehicle |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4101099A (en) * | 1977-09-15 | 1978-07-18 | The United States Of America As Represented By The Secretary Of The Navy | Repeatable release holdback bar |
| FR2489499A1 (en) * | 1980-08-26 | 1982-03-05 | France Etat | LAUNCHING AND GUIDING DEVICE FOR PROJECTILES |
| FR2712970B1 (en) * | 1993-11-23 | 1996-01-26 | Aerospatiale | Device for ejecting, by a pressurized gas, an object from a structure. |
| JP3726930B2 (en) * | 1997-02-13 | 2005-12-14 | ナブテスコ株式会社 | Actuator |
| CN101186235A (en) * | 2006-09-26 | 2008-05-28 | 王志勇 | Ejector with enclosed cylinder structure |
| CN101397054B (en) * | 2008-04-28 | 2010-12-08 | 李广 | Full floating turbine driven compressing ejector |
-
2008
- 2008-07-31 CN CN2008101353289A patent/CN101397054B/en not_active Expired - Fee Related
-
2009
- 2009-02-06 CN CN200980000059A patent/CN101678899A/en active Pending
- 2009-02-06 WO PCT/CN2009/070370 patent/WO2009132527A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| CN101678899A (en) | 2010-03-24 |
| WO2009132527A1 (en) | 2009-11-05 |
| CN101397054A (en) | 2009-04-01 |
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