CN101678899A - Full-floating steam-powered compression catapult - Google Patents
Full-floating steam-powered compression catapult Download PDFInfo
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- CN101678899A CN101678899A CN200980000059A CN200980000059A CN101678899A CN 101678899 A CN101678899 A CN 101678899A CN 200980000059 A CN200980000059 A CN 200980000059A CN 200980000059 A CN200980000059 A CN 200980000059A CN 101678899 A CN101678899 A CN 101678899A
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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—Launching or towing gear
- B64F1/06—Launching or towing gear using catapults
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Abstract
A full-floating steam-powered compression catapult is presented. Its shell comprises a left cylinder, a right cylinder and a base. A left cylinder cover and a right cylinder cover are respectively arranged on the ends of the left cylinder and the right cylinder. A left piston and a right piston are respectively arranged inside the left cylinder and the right cylinder. The left piston is connectedto the right piston by a suspension girder. The chamber between the left piston and the right piston forms a launching chamber. A launching mechanism consists of elastic swinging rods, a rod base, a left launching rod and a right launching rod. The left launching rod and the right launching rod are fastened on both ends of the rod base. The rod base is arranged inside the launching chamber. The elastic swinging rods comprise at least one group. The group of the elastic swinging rods consists of several elastic swinging rods, which are equispaced circumferentially along the center axis of the shell. Both ends of each elastic swinging rod are respectively hinged on the wall of a supporting steel ring and the rod base by a big steering knuckle and a small steering knuckle.
Description
Specification full-floating steam-powered compression catapult
Technical field
[1] the present invention relates to the aircraft steam catapult used on aircraft carrier, more particularly to a kind of pneumatic compression ejector
[2] background technology
[3] aircraft is wanted from carrier-based, it is necessary to the thrust produced by steam catapult.Steam catapult is Englishman's invention, but, so far, only American, which has produced, can be used for the steam catapult of actual combat, the main body of steam catapult is a large-scale alternating cylinders, and steam energy is converted into kinetic energy is launched, and high temperature, high steam are produced by the propulsion boiler on naval vessel, it is stored in accumulator tank, the input and pressure regulation of the steam in accumulator tank are by Valve controlling.The steam catapult of United States aircraft carrier active service uses split cylinder, and cylinder interior has individual piston, and piston needs to be connected with sliding block through cylinder wall, and sliding block is by drawing the undercarriage of hook connects aircraft.Therefore, split cylinder has bar seam from the beginning to the end.This seam is encapsulate usually, and the inch that piston passes through, which is waited, to be opened, and piston is followed by shut in the past.Split cylinder has two greatest problems：
[4] first be that open cylinder will bear the pressure of high temperature and high pressure steam generation the problem of deformation after cylinder is heated in itself
, due to there is opening on casing wall, the mechanical characteristic of open cylinder is very poor, to accomplish that indeformable is extremely difficult.Cylinder is once deform, and cylinder degree declines, and sliding block passes through inch, beated between meeting and smooth track, cylinder and track both sides serious wear.
[5] second are difficult to sealing, and open cylinder sealing is crucial, and the sealing property of this position is critically important, is related to ejection safety.Old-fashioned ejector uses rubber strip formation " slide fastener " formula sealing for being arranged on cylinder openings both sides, the ejector of active service is then inserted in the opening of cylinder using a single u-shaped sealing strip, regardless of method, maintenance cost is big, U-shaped sealing strip changes frequent and cumbersome, requires high to material；Although satisfaction has no problem the need for taking off, but to reach that the seal degree as steam engine cylinder is impossible, therefore inch is launched every time, disperse it will go out one high temperature white smoke below deck, this is the high temperature of leakage, high steam, a large amount of fresh water are not only consumed, and waste many energy.The greatest problem of steam catapult is：Speed and strength can not be lifted with inch gain, it is impossible to realize that best fit is done work, opportunity of combat is taken off slow.
Just because of there is above mentioned problem, USN is being actively developed relatively reliable steam catapult, but there is presently no success.
[6] content of the invention
[7] it is an object of the invention to provide a kind of full-floating steam-powered compression catapult, it is worked using the principle of spring energy-storage, and the explosive force for launching inch is very big, reaches the mesh for allowing heavy airplane moment to go up to the air, and compact conformation, and service life is long.
[8] to achieve the above object, the present invention uses following technical scheme：
[9] a kind of full-floating steam-powered compression catapult, including cylindrical housing, ejection mechanism, it is characterized in that：Shell is by a left side
, right cylinder body and back of the body base composition, back of the body base are made up of a columnar steel ring that thickeies, and back of the body base is arranged on a left side, between right cylinder body, back of the body base passes through fastener and a left side, right cylinder body is affixed, left, the two ends of right cylinder body are respectively arranged with a left side, right cylinder lid, it is left, a left side is respectively arranged with right cylinder body, right piston, it is left, linked together between right piston by outstanding thick stick, the extended end of Xuan Gang both sides is exposed to a left side respectively, a left side is respectively fixed with right cylinder lid, two extended end, right parallel plate, the space between left piston and left cylinder lid constitutes left air chamber, and the space between right piston and right cylinder lid constitutes right air chamber, left, cavity volume between right piston constitutes ejection chamber, and the ejection mechanism is by elastic rocking beam, bar base and a left side, bar composition is penetrated on the right side, and bar base is made up of solid steel column, and bar base is arranged in ejection chamber, left, the right side is penetrated bar and is fixed on the two ends of bar base, and bar is penetrated by left piston in the thrust disc for being provided at both ends with back taper of bar base a, left side, the centre bore of left cylinder lid is passed, and bar is penetrated by right piston in the right side, the centre bore of right cylinder lid is passed；Left bearing seal receptacle is provided with the centre bore of left piston and left cylinder lid, is provided with the centre bore of right piston and right cylinder lid in right bearing seal receptacle, left and right bearing seal seat and is respectively arranged with left and right bearing；The left side is penetrated bar and supported by left bearing, the right side is penetrated bar and supported by right bearing, at least one group of the elastic rocking beam, this group of elastic rocking beam is made up of the branched elastic rocking beam uniform along shell axis ring, the two ends of every elastic rocking beam are respectively arranged with greatly, small knuckle, the pod of multiple tracks axial direction is provided with the inner surface of back of the body base, the side wall of pod is provided with the horizontal hole slot for being embedded in big free bearing, the boss being evenly equipped with for installing small knuckle at the outer surface interval of bar base, the horizontal hole slot for being embedded in small free bearing is provided with boss, the big knuckle is by bearing hinge connection on the side wall of pod, the small knuckle is by bearing hinge connection on the boss of bar base outer surface.
[10] elastic rocking beam is made up of many secondary elastic components and more piece guiding cylinder, and the diameter of each section guiding cylinder is incremented by successively, and these guiding cylinders are nested together successively by diameter order is descending, the section guiding of foremost one
The diameter of cylinder is minimum,Backmost the diameter of a section guiding cylinder is maximum,On the affixed section guiding cylinder up front of the small knuckle,Big knuckle is fixed on a section guiding cylinder backmost,The inner and outer wall for respectively saving adjacent guiding cylinder mutual cooperation has multiple axial internal channels and outer channel,The cross section of each internal channel and outer channel is semicircle,The quantity of each section guiding cylinder outer channel is equal,The position of outer channel and the internal channel of the adjacent guiding cylinder being relatively large in diameter of often section guiding cylinder and quantity is corresponding is consistent,The position of internal channel and outer channel interlocks on often section guiding cylinder,Spring cylinder is provided with the outer channel of often section guiding cylinder,Closed by plate washer the front end of spring cylinder,Rear end opening,The afterbody of the internal channel of often section guiding cylinder is provided with spring lid,The spring lid of often section guiding cylinder septal fossula slot tail and one group two-by-two of spring cylinder in the adjacent less guiding cylinder outer channel of diameter,Correspond,Equipped with a secondary elastic component between every group of corresponding spring lid and spring cylinder,Per pair elastic component by spring,Buffering guiderod,Lead spring post composition,The front end of buffering guiderod is connected with preceding spring abutment,The rear end for leading spring post is connected with rear spring abutment,Buffering guiderod is arranged in spring cylinder,Spring post is led to be arranged in the internal channel of guiding cylinder,The preceding spring abutment of buffering guiderod front end and the plate washer of spring cylinder front end are affixed by fastener,Lead the elongated hole that front and rear insertion is provided with spring post,Buffering guiderod rear end is stretched into wherein by the aperture for leading spring post front end,With leading spring post into being slidably matched,The rear spring abutment and spring lid for leading spring post rear end are affixed by fastener,Before the spring,Before two ends are separately fixed at afterwards,Afterwards on spring abutment,The center of spring lid is provided with the through hole stretched out for buffering guiderod.
[11] the forward and backward spring abutment is all disc, is provided with for embedding spring-loaded annular groove on its is cylindrical, the forward and backward two ends of the spring are fixed in the annular groove of forward and backward spring abutment by clip respectively.
[12] it is connected with the outer wall of the left end cap on inside and outside buffer, the outer wall of the right end cap and is connected with inside and outside buffer.
[13] axis hole for being provided at both ends with symmetrical lug and breach, being provided with for placing long pin shaft on the lug and breach of the parallel plate.
[14] the left and right end for penetrating bar is exposed to left and right parallel 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.
[15] present invention has following positive beneficial effect：
[16] present invention uses totally enclosed cylinder, it is not open, air-tightness is good, heat utilization rate is high, using the arrangement works of spring energy-storage, the explosive force for launching inch is very big, can realize that speed and strength is lifted with inch gain, the effect of best fit acting is reached, opportunity of combat is quickly taken off.It can also be realized by parallel plate and thick stick in parallel in parallel, the power of output can be multiplied, with can reaching the mesh that allows heavy airplane moment to go up to the air completely, and structure is tight
Gather, service life is long, two-way ejection can be carried out, piston does not have idle stroke, is conducive to shortening the interval taken off.
[17] Summary of drawings
[18] Fig. 1 is the schematic diagram of the embodiment of the present invention one, is right to penetrate bar and launch the structural representation after finishing to the right.
[19] Fig. 2 is the enlarged drawing of Fig. 1 A parts.
[20] Fig. 3 is the enlarged drawing of Fig. 1 B parts.
[21] Fig. 4 is that bar base shown in Fig. 1 is moved to the left the structural representation that inch is overlapped with separated time in back of the body base.
[22] Fig. 5 is Fig. 4 U partial enlarged drawings.
[23] Fig. 6 is Fig. 4 D partial enlarged drawings.
[24] during Fig. 7 is embodiment illustrated in fig. 4, a left side penetrates bar and launches the structural representation after finishing to the left.
[25] Fig. 8 is that bar basal orientation shown in Fig. 7 is moved right to the structural representation that inch is overlapped with separated time in back of the body base.
[26] Fig. 9 is Fig. 8 E-E sectional views.
[27] Figure 10 is Fig. 8 W partial enlarged drawings.
[28] Figure 11 is Fig. 9 F-F sectional views.
[29] Figure 12 is Figure 11 M partial enlarged drawings.
[30] Figure 13 is Figure 11 N partial enlarged drawings.
[31] Figure 14 is the stereoscopic appearance structural representation that elastic rocking beam is in extended configuration.
[32] Figure 15 is Figure 14 front view.
[33] Figure 16 is Figure 15 Q-Q sectional views.
[34] Figure 17 is Figure 16 partial enlarged drawing.
[35] Figure 18 is Figure 15 R-R sectional views
[36] Figure 19 is the assembling structure schematic diagram of elastic component.
[37] Figure 20 is the assembling structure schematic diagram of rear spring abutment and clip.
[38] Figure 21 is the assembling structure schematic diagram of preceding spring abutment and clip.
[39] Figure 22 is the stereoscopic appearance structural representation of elastic rocking beam.
[40] Figure 23 is the structural representation that elastic rocking beam is in compressive state.
[41] Figure 24 is the decomposing schematic representation of first, second, third, fourth guiding cylinder in Figure 22.
[42] Figure 25 is the decomposing schematic representation of first, second, third, fourth guiding cylinder in Figure 14.
[43] Figure 26 is Fig. 9 G-G sectional views.
[44] Figure 27 is Figure 26 T partial enlarged drawings.
[45] Figure 28 is Fig. 9 Y partial enlarged drawings.
[46] Figure 29 is the structural representation of the embodiment of the present invention two.
[47] Figure 30 is Figure 29 S-S sectional views.
[48] Figure 31 is the structural representation of the embodiment of the present invention three.
[49] Figure 32 is Figure 31 top view.
[50] embodiments of the invention
[51] label in figure
[52] 1 left cylinders, 2 right cylinder bodies, 3 left pistons, 4 right pistons, 5 back of the body bases, 6 elastic rocking beams, 7 left sensors, bar is penetrated on 8 left sides, bar is penetrated on 9 right sides, 10 left parallel plates, 11 left cylinder lids, 12 right cylinder lids, 13 seal receptacles, 14 right parallel plates, 15 bar bases, 16 right air inlet pipe, 17 left bank tracheaes, 18 right blast pipes, 19 outstanding thick sticks, 20 right internal inner rings, 21 left ejector-seats, 22 right ejector-seats, 23 left outside buffers, 24 right outer buffers, 25 left inside buffers, 26 left air inlet pipe, 27 right sensors, 28 axis holes, 29 lugs, 30 breach, 31 stomatas, 32 left thick sticks in parallel, 33 framves in parallel, 34 right bearings, 35 sealing rings, 36 left bearings, 37 first segments guide cylinder, 38 second sections guide cylinder, section 39 the 3rd, guiding cylinders, section 40 the 4th, guiding cylinders, 41 springs, 42 buffering guiderods, 43 lead spring post, spring abutment before 44, spring abutment after 45, 46 plate washers, 47 screws, 48 big knuckles, 49 small knuckles, 50 elastic components, 51 elastic components, 52 elastic components, 53 pedestals,
54 annular grooves, 55 annular grooves, 56 clips, 57 straight troughs, 58 skewed slots, 59 bearings, 60 bearing caps, 61 hole slots, 62 bolts, 63 sealing rings, 64 card valves, 65 bearing pins, 66 bearing seals seat, 67 bearings, 68 nuts, 69 grades of rings, 70 full-floating steam-powered compression catapults, 71 full-floating steam-powered compression catapults, 72 full-floating steam-powered compression catapults, 73 pods, 74 boss, 75 hole slots, 76 bearings, 77 thrust discs, 78 right thick sticks in parallel, 79 through holes, 80 annular grooves
[53] it refer to Fig. 1, Fig. 2, Fig. 3, the present invention is a kind of full-floating steam-powered compression catapult, including cylindrical housing, ejection mechanism, shell is by a left side, right cylinder body 1, 2 constitute with back of the body base 5, back of the body base 5 is made up of a columnar steel ring that thickeies, back of the body base 5 is arranged on a left side, right cylinder body 1, between 2, back of the body base 5 is fastened by bolts part and a left side, right cylinder body is affixed, it is left, right cylinder body 1, 2 two ends are respectively arranged with a left side, right cylinder lid 11, 12, it is left, right cylinder body 1, a left side is respectively arranged with 2, right piston 3, 4, it is left, right piston 3, linked together between 4 by outstanding thick stick 19
.The extended end of the outstanding both sides of thick stick 19 is exposed to left and right cylinder cap 11,12 respectively, and left and right parallel plate 10,14 is respectively fixed with two extended ends of outstanding thick stick 19.Space between left piston 3 and left cylinder lid 11 constitutes left air chamber, and the space between right piston 4 and right cylinder lid 12 constitutes right air chamber,
Cavity volume between left and right piston 3,4 constitutes ejection chamber, and ejection mechanism is made up of elastic rocking beam 6, bar base 15 and left and right bar 8,9 of penetrating, and bar base 15 is made up of solid steel column, and bar base 15 is arranged in ejection chamber.Left and right bar 8,9 of penetrating is respectively and fixedly connected on the two ends of bar base 15；Figure 10, the thrust disc 77 for being provided at both ends with back taper of bar base 15 are refer to, the effect of thrust disc 77 is the stress surface of increase and left and right piston 3,4.
[54] Fig. 4, Fig. 5 be refer to, the right side is penetrated bar 9 and passed by the centre bore of right piston 4, right cylinder lid 12, the intrinsic bearing seal seat 13 of spiral shell in right cylinder lid 12 and the centre bore of right piston 4, right bearing 34 and sealing ring 35 are provided with bearing seal seat 13, right bearing 34 and bearing seal 13 tight fits of seat, right bearing 34 penetrates the cooperation of the gap of bar 9 with the right side, sealing ring 35 and bearing seal 13 tight fits of seat, sealing ring 35 penetrates the resilient engagement of bar 9 with the right side, and the right side is penetrated bar 9 and supported by right bearing 34.
[55] Fig. 1, Fig. 3 be refer to, a left side is penetrated bar 8 and passed by the centre bore of left piston 3, left cylinder lid 11, the intrinsic bearing seal seat 13 of spiral shell in the centre bore of left cylinder lid 11 and left piston 3, left bearing 36 and sealing ring 35 are provided with bearing seal seat 13, left bearing 36 and bearing seal 13 tight fits of seat, left bearing 36 penetrates the cooperation of the gap of bar 8 with a left side, and sealing ring 35 penetrates the resilient engagement of bar 8 with bearing seal 13 tight fits of seat, sealing ring 35 with a left side.A left side is penetrated bar 8 and supported by left bearing 36.The end that bar 8 is penetrated on a left side is exposed to left parallel 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 parallel plate 14, and the end that bar 9 is penetrated on the right side is connected with right ejector-seat 22.
[56] Fig. 9, Figure 10, Figure 26, Figure 27, Figure 28 be refer to, in the present embodiment, elastic rocking beam has three groups, every group of elastic rocking beam is constituted by four along the uniform elastic rocking beam 6 of shell axis ring, and the two ends of every elastic rocking beam 6 are respectively arranged with large and small knuckle 48,49.The inner surface of back of the body base 5 is provided with the axial pod 73 of multiple tracks, the side wall of pod 73 is provided with the horizontal hole slot 61 for being embedded in big free bearing 59, the boss 74 being evenly equipped with for installing small knuckle 49 at the outer surface interval of bar base 15, the horizontal hole slot 75 for being embedded in small free bearing 76 is provided with boss 74, big knuckle 48 is hinged on the side wall of pod 73 by bearing 59, and small knuckle 49 is hinged on by bearing 76 on the boss 74 of the outer surface of bar base 5.
[57] Fig. 5 is refer to, right internal inner ring 20 is screwed on right cylinder lid 12.The right outer concentric of buffer 24 is socketed on the periphery of right internal inner ring 20, and right internal inner ring 20 is used for the excessive inertia for accepting right ejector-seat 22, pressure inertia of the right outer buffer 24 for accepting right parallel plate 14.
[58] Fig. 1, Fig. 3 be refer to, state shown in Fig. 1 penetrates bar 9 for the right side and launches the state after finishing, after the ejection of bar 9 is penetrated on the right side to be finished, left parallel plate 10 is withstood by left outside buffer 23, left ejector-seat 21 is stretched by the spring 41 in elastic component 50,51,52 and drags stopping, and buffer distance d4 is left between the stop position and left inside buffer 25 of left ejector-seat 21.This inch, leaves safe distance d3, to prevent rigid collision between the right-hand member and right piston 4 of bar base 15.
[59] it refer to Fig. 1, Fig. 4, apart from dl it is left in figure, right piston 3, 4 maximum compression strokes, it is left apart from d2, right ejector-seat 21, 22 ejection travel, it is overcompression stroke apart from X, it refer to Fig. 4, the vertical middle separated time L of back of the body base 5 is the line of demarcation of compression travel and ejection travel, when the right air inlet of air inlet pipe 16, left bank tracheae 17 is vented inch, right piston 4 is moved to the left in the presence of steam pressure, when compression travel to dl-x inch, the middle separated time of bar base 15 is overlapped with carrying on the back the middle separated time L of base 5, elastic rocking beam 6 is compressed to greatest extent, in vertical state, it is in critical ejection status.This inch, right parallel plate 14 is with right outer buffer 24 apart from X as shown in figure 5, this is overcompression stroke distances apart from X, that is to say, that after right piston 4 is moved to the left apart from X again, and left bar 8 of penetrating starts ejection travel to the left.
The need for working condition, the two ends of bar base 15 grow back of the body base 5 two ends h respectively;For elastic rocking beam 6 is pressed through into line of demarcation, it is less than h apart from X.
[60] it refer to Fig. 7, after right piston 4 is moved to the left apart from X again, elastic rocking beam 6 is tilted to the left, in the presence of the stubborn power of spiral compression spring 41, all elastic swing rod 6 stretches rapidly, bar 8 is penetrated on a left side, and moment completes ejection to the left, and a left side penetrates the left ejector-seat 21 on bar 8 and drives taking off on deck by transmission mechanism.Transmission mechanism can be using the combination swinging sliding block used on existing aircraft carrier, left ejector-seat 21 is connected with sliding block, sliding block is connected by the gap on deck with mechanical arm pawl, the undercarriage connection of mechanical arm pawl and aircraft, transmission mechanism uses prior art, therefore is no longer subject to redundant herein.When a left side penetrate bar 8 launch to the left finish after, left sensor 7 on left cylinder lid 11 is supported by left piston 3, its closing of contact, elastic rocking beam 6 is in maximum extension state, bar base 15 is stopped by the impetus of elastic rocking beam 6, bar base 15 stops inch, safe distance d3 is left between its left end and left piston 3, to prevent rigid collision.This inch, right piston 4 is from being h-x with a distance from back of the body base 5 right side, and right parallel plate 14 is pressed on outside the right side on buffer 24.Right ejector-seat 22 is stretched by spring 50,51,52 and drags stopping, and buffer distance d4 is left between the stop position and right internal inner ring 20 of right ejector-seat 22.
[61] Fig. 8 is refer to, when the left air inlet of air inlet pipe 26, right blast pipe 18 is vented inch, and left piston 3 moves right in the presence of steam pressure, when compression travel to dl-x inch, and left parallel plate 10 and left outside buffer 23 are apart from x, left work
The distance back of the body left end of base 5 of plug 3 leaves space h, and this inch, the middle separated time of bar base 15 is overlapped with carrying on the back the middle separated time L of base 5, and elastic rocking beam 6 is compressed to greatest extent, in vertical state, is in critical ejection status.When left piston 3 moves right apart from x again, elastic rocking beam 6 is tilted to the right, in the presence of the stubborn power of spiral compression spring 41, and all elastic swing rod 6 stretches rapidly, bar 9 is penetrated on the right side, and moment completes ejection to the right, as state as shown in Figure 1, this inch, the right sensor 27 on right cylinder lid 12 is supported by right piston 4, its movable contact is closed, cause left bank tracheae 17 to be opened, right air inlet pipe 16 is opened, start compression travel to the left.The right ejector-seat 22 that the right side is penetrated on bar 9 can be coupled by transmission mechanism with the aircraft on deck, and this is prior art, therefore no longer be subject to redundant herein.
[62] because left and right parallel plate 10,14 and left and right piston 3,4 are all fixed on outstanding thick stick 19, so dl=d2+d3+xo buffer distances d4 is less than safe distance d3, the thickness difference d5 of left ejector-seat 21 and left parallel plate 10 is more than safe distance d3.The thickness difference d5 of right ejector-seat 22 and right parallel plate 14 is more than safe distance d3, in order to used in parallel.
[63] it refer to Figure 14, Figure 15, Figure 16, Figure 17, Figure 18, Figure 19, Figure 20, Figure 21, Figure 22, Figure 23, Figure 24, Figure 25, elastic rocking beam 6 is by many secondary elastic components and first, second, 3rd, section four, guiding cylinder 37, 38, 39, 40 compositions, the diameter of each section guiding cylinder is incremented by successively, these guiding cylinders are nested together successively by diameter order is ascending, one section of foremost is that the diameter of first segment guiding cylinder 37 is minimum, the diameter of rearmost i.e. Section four guiding cylinder 40 of a section is maximum, small knuckle 49 is fixed in first segment by pedestal 53 and guided on cylinder 37, big knuckle 48 is fixed on Section of four guiding cylinder 40, four axial outer channels 372 are provided with the outer wall of first segment guiding cylinder 37, as shown in figure 25.
[64] four axial internal channels 381 are provided with the inwall of second section guiding cylinder 38, as shown in figure 24.Outer channel 372 is corresponding with the position of internal channel 381, and a spring cylinder 373 is provided with each outer channel 372,
The front end of spring cylinder 373 is closed by plate washer 46, rear end opening, and the through hole 461 for placing screw is provided with plate washer 46.The afterbody of each internal channel 381 is provided with spring lid 383, as shown in figure 25.
[65] four spring lids 383 and four one group two-by-two of spring cylinders 373, correspond, form four groups of corresponding spring lids 383 and spring cylinder 373, equipped with a secondary elastic component 50 between every group of corresponding spring lid 383 and spring cylinder 373, four axial outer channels 382 are provided with the outer wall of second section guiding cylinder 38, as shown in figure 25.Section three, four axial internal channels 391 are provided with the inwall of guiding cylinder 39, as shown in figure 24.
[66] outer channel 382 is corresponding with the position of internal channel 391, and the position of outer channel 382 and internal channel 381 interlocks, and a spring cylinder 384 is provided with each outer channel 382, and the front end of spring cylinder 384 is closed by plate washer 46, rear end opening,
The through hole 461 for placing screw is provided with plate washer 46.
[67] afterbody of each internal channel 391 is provided with spring lid 394, as shown in figure 25.Four spring lids 394 and four one group two-by-two of spring cylinders 384, correspond, form four groups of corresponding spring lids 394 and spring cylinder 384, equipped with a secondary elastic component 51 between every group of corresponding spring lid 394 and spring cylinder 384, section three, four axial outer channels 392 are provided with the outer wall of guiding cylinder 39, as shown in figure 25.Section four, four axial internal channels 401 are provided with the inwall of guiding cylinder 40, as shown in figure 24.Outer channel 392 is corresponding with the position of internal channel 401, the position of outer channel 392 and internal channel 391 interlocks, a spring cylinder 395 is provided with each outer channel 392, closed by plate washer 46 front end of spring cylinder 395, the through hole 461 for placing screw is provided with rear end opening, plate washer 46.
[68] afterbody of each internal channel 401 is provided with spring lid 405, as shown in figure 25.Four spring lids 405 and four one group two-by-two of spring cylinders 395, are corresponded, and form four groups of corresponding spring lids 405 and spring cylinder 395, equipped with a secondary elastic component 52 between every group of corresponding spring lid 405 and spring cylinder 395.
[69] cross section of above-mentioned each internal channel and outer channel is semicircle, above-mentioned each secondary structure of elastic component 50,51,52 is identical, mounting means is identical, per pair elastic component all by spring 41, buffering guiderod 42, lead spring post 43 and constitute, spring abutment 44 before the front end of buffering guiderod 42 is connected with.
[70] now illustrated by taking the mounting means of elastic component 51 as an example.It refer to Figure 15, Figure 16, Figure 17, Figure 18, Figure 19, elastic component 51 by spring 41, buffering guiderod 42, lead spring post 43 and constitute, the front end of buffering guiderod 42 is connected with preceding spring abutment 44, and the rear end for leading spring post 43 is connected with rear spring abutment 45.
[71] buffering guiderod 42 is arranged in spring cylinder 384, spring post 43 is led to be arranged in the internal channel 391 of guiding cylinder, the preceding spring abutment 44 of the front end of buffering guiderod 42 and the plate washer 46 of 384 front ends of spring cylinder are affixed by screw 47, lead the elongated hole 431 that front and rear insertion is provided with spring post 43, the rear end of buffering guiderod 42 is stretched into wherein by the aperture for leading the front end of spring post 43, with leading spring post 43 into being slidably matched, lead the rear spring abutment 45 of the rear end of spring post 43 and spring lid 394 by screw 47 affixed, spring41Forward and backward two ends be separately fixed on forward and backward spring abutment 44,45.Figure 17 is refer to, the center of spring lid 3 94 is provided with the through hole 79 stretched out for buffering guiderod 42.Figure 23, Figure 17 are refer to, when each guiding cylinder is in complete compressive state inch, the rear end of buffering guiderod 42 is stretched out from through hole 79.Forward and backward spring abutment 44,45 is all disc, is separately provided for embedding spring-loaded annular groove 54,55 on its is cylindrical, the forward and backward two ends of spring 41 are fixed in the annular groove 54,55 of forward and backward spring abutment by clip 56 respectively.In preferred embodiments, straight trough 57 and skewed slot 58 are provided with clip 56.
[72] in above-mentioned each elastic component spring inside diameter, external diameter, central diameter with curl up, its purpose more identical than total length
It is：Make elastic component elastic force at different levels identical, because only that when the identical inch of the parameter of spring in each elastic component, there could be maximum speed and vigor compressing and launching inch.
[73] Figure 23 is refer to, in compression,metal-to-metal position inch, the minimum compressed length of the axial line of the axial line of big knuckle 48 to small knuckle 49 is Cl, and length C1 is the minimum length of elastic rocking beam 6.
[74] it refer to Figure 16, guide a length of el in left side to right side of cylinder 40, el is the stroke for guiding cylinder 40, guides a length of e2 in the left side of cylinder 39 to right side, and e2 is the stroke for guiding cylinder 39, guide a length of e3 in left side to right side of cylinder 38, e3 is the stroke for guiding cylinder 38, and the length of pedestal 53 is e4, el=e2=e3,01 is that spring covers length, and 02 is the thickness sum of preceding spring abutment and plate washer.03 is the length of buffering guiderod 42, and its mathematical relationship is 01+02=el, the minimum compressed length Cl of elastic rocking beam 6=el+e4, the maximum extension length C2 of elastic rocking beam 6=C1+e l+e2+e3, el+502=03,
[75] Figure 10, Figure 26, Figure 27, Figure 28 be refer to, in the present embodiment, elastic rocking beam has 12,12 elastic rocking beams press tetrad, and four elastic rocking beams being divided into three groups, every group are circumferentially uniform, the hole slot 61 for being embedded in bearing 59 and bearing cap 60 is provided with the back of the body internal perisporium of base 5, the bearing cap 60 and the tight fit of hole slot 61, and fixed by bolt 62, big knuckle 48 is supported by bearing 59.Small knuckle 49 is hinged on by bearing 76 on the boss 74 of the outer surface of bar base 15.
[76] Figure 11, Figure 12, Figure 13 be refer to, annular groove 80 is provided with outstanding thick stick 19, inch is installed, first two card valves 64 are closed in the annular groove 80 being buckled on outstanding thick stick 19, outstanding thick stick 19 is passed through into shelves ring 69 and left piston 3 again, then bound round with shelves ring 69 on card valve 64, cylindrical and shelves ring 69 the endoporus of card valve 64 is all taper, they are locked by the mating surface of taper, left piston 3 is resisted against the side of grade ring 69, and the opposite side of left piston 3 is positioned by the nut 68 being screwed onto on outstanding thick stick 19.Figure 12 is refer to, the fixed form of right parallel plate 14 and outstanding thick stick 19 is：Two card valves 64 are first closed to the annular groove 80 being buckled on outstanding thick stick 19, outstanding thick stick 19 is passed through into shelves ring 69 and right parallel plate 14 again, then bound round with shelves ring 69 on card valve 64, cylindrical and shelves ring 69 the endoporus of card valve 64 is all taper, they are locked by the mating surface of taper, right parallel plate 14 is resisted against the side of grade ring 69, and the opposite side of right parallel plate 14 is positioned by the nut 68 being screwed onto on outstanding thick stick 19.
[77] it refer to Figure 12, right end cap 12 it is lateral opening in be provided with bearing seal seat 66, bearing 67 and sealing ring 63 are housed in bearing seal seat 66, bearing 67 and bearing seal 66 tight fits of seat, bearing 67 is slidably matched with outstanding thick stick 19, outstanding thick stick 19 is supported by bearing 67, sealing ring 63 and the outstanding resilient engagement of thick stick 19, sealing ring 63 and bearing seal 66 tight fits of seat.
[78] it refer to Figure 13, left end cap 11 it is lateral opening in be provided with bearing seal seat 66, bearing 67 and sealing ring 63 are housed in bearing seal seat 66, bearing 67 and bearing seal 66 tight fits of seat, bearing 67 is slidably matched with outstanding thick stick 19, outstanding thick stick 19 is supported by bearing 67, sealing ring 63 and the outstanding resilient engagement of thick stick 19, sealing ring 63 and bearing seal seat 6
6 tight fits.
[79] embodiment two, refer in Figure 29, Figure 30, the present embodiment, and it is 5 that elastic rocking beam, which has three groups, every group of number, and its operation principle is identical with embodiment one.
[80] embodiment three, it refer to Figure 31, Figure 32, the full-floating steam-powered compression catapult of the present invention can be with used in parallel, for example, three full-floating steam-powered compression catapults 70,71,72 can be arranged side by side together, frame 33 in parallel is set at the top of three full-floating steam-powered compression catapults 70,71,72, frame 33 in parallel is the recessed plank of three sections of arcs of band, and the back of the body base 5 that frame 33 in parallel is fastened by bolts part and three full-floating steam-powered compression catapults 70,71,72 is affixed.
[81] left and right thick stick in parallel 32,78 is the solid steel part of rectangle, and left and right ejector-seat 21,22 is cylinder, and left and right ejector-seat 21,22 is screwed onto left and right penetrate on the shaft shoulder of bar 8,9 respectively.
[82] left thick stick in parallel 32 is fastened by bolts part by the left ejector-seat of full-floating steam-powered compression catapult 70,71,72
21 are fixed together, right thick stick in parallel 78 is fastened by bolts part by full-floating steam-powered compression catapult 70, 71, 72 right ejector-seat 22 is fixed together, left parallel plate 10 is provided at both ends with symmetrical lug 29 and breach 30, the axis hole 28 for placing long pin shaft 65 is provided with lug 29 and breach 30, full-floating steam-powered compression catapult 70, 71, 72 left parallel plate 10 is set up in parallel together, the lug 29 of each left head end of parallel plate 10 is correspondingly embedded in the breach 30 of the adjacent tail end of left parallel plate 10, mutually it coincide, fixed by long pin shaft 65.The fixed form of the right parallel plate 14 of full-floating steam-powered compression catapult 70,71,72 is identical with the mode that its left parallel plate 10 is fixed, and stomata 31 is both provided with the back of the body base 5 of three full-floating steam-powered compression catapults 70,71,72.
Claims (1)
- Claims[1] a kind of full-floating steam-powered compression catapult, including cylindrical housing, ejection mechanism, it is characterized in that：Shell is by a left side, right cylinder body and back of the body base composition, back of the body base are made up of a columnar steel ring that thickeies, and back of the body base is arranged on a left side, between right cylinder body, back of the body base passes through fastener and a left side, right cylinder body is affixed, left, the two ends of right cylinder body are respectively arranged with a left side, right cylinder lid, it is left, a left side is respectively arranged with right cylinder body, right piston, it is left, linked together between right piston by outstanding thick stick, the extended end of Xuan Gang both sides is exposed to a left side respectively, a left side is respectively fixed with right cylinder lid, two extended end, right parallel plate, the space between left piston and left cylinder lid constitutes left air chamber, and the space between right piston and right cylinder lid constitutes right air chamber, left, cavity volume between right piston constitutes ejection chamber, and the ejection mechanism is by elastic rocking beam, bar base and a left side, bar composition is penetrated on the right side, and bar base is made up of solid steel column, and bar base is arranged in ejection chamber, left, the right side is penetrated bar and is fixed on the two ends of bar base, and bar is penetrated by left piston in the thrust disc for being provided at both ends with back taper of bar base a, left side, the centre bore of left cylinder lid is passed, and bar is penetrated by right piston in the right side, the centre bore of right cylinder lid is passed；Left bearing seal receptacle is provided with the centre bore of left piston and left cylinder lid, is provided with the centre bore of right piston and right cylinder lid in right bearing seal receptacle, left and right bearing seal seat and is respectively arranged with left and right bearing；The left side is penetrated bar and supported by left bearing, the right side is penetrated bar and supported by right bearing, at least one group of the elastic rocking beam, this group of elastic rocking beam is made up of the branched elastic rocking beam uniform along shell axis ring, the two ends of every elastic rocking beam are respectively arranged with greatly, small knuckle, the pod of multiple tracks axial direction is provided with the inner surface of back of the body base, the side wall of pod is provided with the horizontal hole slot for being embedded in big free bearing, the boss being evenly equipped with for installing small knuckle at the outer surface interval of bar base, the horizontal hole slot for being embedded in small free bearing is provided with boss, the big knuckle is by bearing hinge connection on the side wall of pod, the small knuckle is by bearing hinge connection on the boss of bar base outer surface.[2] full-floating steam-powered compression catapult as claimed in claim 1, it is characterized in that：The elastic rocking beam You Duo Wan 1Elastic component and more piece guiding cylinder composition, the diameter of each section guiding cylinder is incremented by successively, these guiding cylinders are nested together successively by diameter order is descending, the diameter of the section guiding cylinder of foremost one is minimum, backmost the diameter of a section guiding cylinder is maximum, on the affixed section guiding cylinder up front of the small knuckle, big knuckle is fixed on a section guiding cylinder backmost, the inner and outer wall for respectively saving adjacent guiding cylinder mutual cooperation has multiple axial internal channels and outer channel, the cross section of each internal channel and outer channel is semicircle, the quantity of each section guiding cylinder outer channel is equal, often section guiding cylinder outer channel with The position of the internal channel of the adjacent guiding cylinder being relatively large in diameter is consistent with quantity correspondence, the position of internal channel and outer channel interlocks on often section guiding cylinder, spring cylinder is provided with the outer channel of often section guiding cylinder, closed by plate washer the front end of spring cylinder, rear end opening, the afterbody of the internal channel of often section guiding cylinder is provided with spring lid, the spring lid of often section guiding cylinder septal fossula slot tail and one group two-by-two of spring cylinder in the adjacent less guiding cylinder outer channel of diameter, correspond, equipped with a secondary elastic component between every group of corresponding spring lid and spring cylinder, per pair elastic component by spring, buffering guiderod, lead spring post composition, the front end of buffering guiderod is connected with preceding spring abutment, the rear end for leading spring post is connected with rear spring abutment, buffering guiderod is arranged in spring cylinder, spring post is led to be arranged in the internal channel of guiding cylinder, the preceding spring abutment of buffering guiderod front end and the plate washer of spring cylinder front end are affixed by fastener, lead the elongated hole that front and rear insertion is provided with spring post, buffering guiderod rear end is stretched into wherein by the aperture for leading spring post front end, with leading spring post into being slidably matched, the rear spring abutment and spring lid for leading spring post rear end are affixed by fastener, before the spring, before two ends are separately fixed at afterwards, afterwards on spring abutment, the center of spring lid is provided with the through hole stretched out for buffering guiderod.[3] full-floating steam-powered compression catapult as claimed in claim 1, it is characterized in that：The forward and backward spring abutment is all disc, is provided with for embedding spring-loaded annular groove on its is cylindrical, the forward and backward two ends of the spring are fixed in the annular groove of forward and backward spring abutment by clip respectively.[4] full-floating steam-powered compression catapult as claimed in claim 1, it is characterized in that：It is connected with the outer wall of the left end cap on inside and outside buffer, the outer wall of the right end cap and is connected with inside and outside buffer.[5] full-floating steam-powered compression catapult as claimed in claim 1, it is characterized in that：The axis hole for being provided at both ends with symmetrical lug and breach, being provided with for placing long pin shaft on the lug and breach of the parallel plate.[6] full-floating steam-powered compression catapult as claimed in claim 1, it is characterized in that：The left and right end for penetrating bar is exposed to left and right parallel 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 |
|---|---|---|---|
| CN200980000059A CN101678899A (en) | 2008-04-28 | 2009-02-06 | Full-floating steam-powered compression catapult |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810094007 | 2008-04-28 | ||
| CN200810094007.9 | 2008-04-28 | ||
| CN200980000059A CN101678899A (en) | 2008-04-28 | 2009-02-06 | Full-floating steam-powered compression catapult |
| PCT/CN2009/070370 WO2009132527A1 (en) | 2008-04-28 | 2009-02-06 | Full-floating steam-powered compression catapult |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101678899A true CN101678899A (en) | 2010-03-24 |
Family
ID=40515941
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 Before (1)
| 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 |
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 WO PCT/CN2009/070370 patent/WO2009132527A1/en active Application Filing
- 2009-02-06 CN CN200980000059A patent/CN101678899A/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CN101397054B (en) | 2010-12-08 |
| CN101397054A (en) | 2009-04-01 |
| WO2009132527A1 (en) | 2009-11-05 |
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