CN201442654U - Dock for maintaining airplane - Google Patents
Dock for maintaining airplane Download PDFInfo
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- CN201442654U CN201442654U CN2009200219615U CN200920021961U CN201442654U CN 201442654 U CN201442654 U CN 201442654U CN 2009200219615 U CN2009200219615 U CN 2009200219615U CN 200920021961 U CN200920021961 U CN 200920021961U CN 201442654 U CN201442654 U CN 201442654U
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Abstract
The utility model discloses a dock for maintaining airplane, which comprises an airplane head dock, an airplane body dock and a tail dock, wherein large wing docks are arranged under the large wings of the airplane; the airplane head dock, the airplane body dock and the tail dock are a symmetrical structure taking the vertical section of the longitudinal axis as the symmetrical surface; the airplane head dock and the airplane body dock form an integral body which can be dismounted and connected; the worktables of the airplane head dock and the airplane body dock are on the plane in the middle of the airplane body; the airplane body dock comprises a plurality of premade sections which are mutually connected; the sections positioned outside the areas of the great wings and the airplane head dock are all provided with rolling mechanism and support legs of a locking mechanism; at least one ladder is arranged at the airplane head dock; and at least one ladder is arranged at the airplane body dock. The dock for maintaining airplane adopting the technical scheme provided by the utility model has a modularized framework, which is convenient for dismounting, and can be suitable for the overhaul and paintwork for airplanes in different models. In addition, the dock for maintaining airplane has convenient use and maintenance and low overall use cost.
Description
(1) technical field
The utility model relates to a kind of aircraft maintenance machine depressed place, belongs to the large-scale transportation device maintenance technique of aircraft class field, is mainly used in the work of spraying paint of the overhaul of aircraft and complete machine.
(2) background technology
In order to keep in repair or to spray paint, generally adopt service stand or workover rig depressed place at present to aircraft.From literal and practical application, said service stand is primarily aimed at the provisional service stand that the individuality of concrete aircraft is built, said workover rig depressed place then is fixed docking facility, go for different type of machines, certainly both boundary is fuzzyyer in actual applications, the latter is often in use at different types and some stuck-modules of arranging in pairs or groups.
Main large-scale hangar rack suspension type machine depressed place or the large-scale floor rail type machine depressed places of using such as at present domestic aircraft maintenance enterprise such as Xiamen romote antiquity, the machine depressed place that is similar to scaffold character of aluminum alloy fastener overlap joint is more commonly adopted in the machine depressed place of other simple types, and its ubiquitous problem is:
1. cost height, complex structure: no matter be suspension-type or floor rail type, its volume is all huger, and in order to obtain more stable and the failure-free maintenance platform, accessory device is too much, and dead weight is bigger than normal, and effectively usable floor area is compared too little with its integral structure.And the simple and easy machine depressed place cost that the aluminum alloy PUSH NUT FASTENERS is built is also higher, have in addition reach ten thousand yuan of 200-300, and obvious a bit be, owing to build maintenance platform at every type aircraft, efficient is very low, length consuming time, the cost of labor height, and then influenced whole maintenance progress; But and if it is made the stuck-module formula builds the maintenance platform process with simplification and lost the divergence of himself, and laid down cost is also than higher, electrified operation also can't be realized in the part position, has limited the lifting of work efficiency.
2. each chief component stationkeeping, very flexible influences effective utilization in hangar space, and alerting ability is not enough.
3. technical requirements is comparatively harsh, be difficult to safeguard: large-sized multifunction workover rig depressed place all needs motor, spiral lift, electronic control system, warning etc. without exception at present, structure and engineering factor are too complicated, the bigger difficulty of definite existence of its maintenance and fault.And simple type machine depressed place is too simple and easy, can't satisfy electrified demand, has reduced work efficiency.
And then, the framework of above-mentioned basic fixed causes it to be difficult to satisfy the flexible and changeable job requirement of middle-size and small-size maintenance company, it is made and maintenance cost is a comparison white elephant to enterprise.
No. 03100529.2 patent of invention of China Intellectual Property Office discloses a kind of service stand unit, its basic framework belongs to suspension-type workover rig depressed place, though it has carried out certain improvement to existing suspension-type workover rig depressed place, make its aircraft that under the situation of maintenance support of not dismantling, just can satisfy different wing length pass in and out, but other problem does not still solve along maintenance channel.
(3) summary of the invention
Therefore, the purpose of this utility model is to provide a kind of workover rig depressed place, and it has modular framework, is convenient to dismounting, and applicable to the overhaul and the paint work of different type of machines aircraft, working service is convenient, and whole use cost is low.
According to the utility model, its purpose realizes by aircraft maintenance machine depressed place, it comprises the head depressed place, the fuselage depressed place, the empennage depressed place, and below the big wing of aircraft, be provided with Da Yiwu, former three is for being the symmetrical structure of the plane of symmetry with the aircraft longitudinal axis vertical section, wherein head depressed place and fuselage depressed place separable joint constitute one, both work tops are positioned at the waist plane, the fuselage depressed place comprises interconnective a plurality of prefabricated sections, it is positioned at each overseas sections of big pterion and the head depressed place all is provided with the supporting leg with rolling mechanism and lockout mechanism thereof, and in head depressed place and fuselage depressed place one place's cat ladder is set at least; Described empennage depressed place comprises the Prefabricated block that has the winglet maintenance platform that is positioned at the winglet below and divides lifting arm that has work top and the lifting drive system thereof that occupy the vertical tail both sides, and the empennage depressed place is provided with wheeled leg and leg lockout mechanism.
The utility model is mainly considered is that the present same company aircraft individual difference of producing is little, and the aircraft majority of a lot of airline companys is the aircraft of same model, at the aircraft of different model, little to the adjustment that the workover rig thing is done.
According to the technical solution of the utility model, the main modular machine depressed place parts that adopt, and each parts all is provided with the supporting leg with rolling mechanism and lockout mechanism thereof, can the fast speed group abandon and split, the efficient of machine depressed place moulding improves greatly, also therefore, its overall architecture has flexible setting range, to adapt to the needs of different type of machines.On the other hand, because each main composition parts adopt modular production method, each module self can adopt more, and failure-free connects technology, and do not emphasize dismoutability, such as welding process, make module self structure stability and intensity all than higher, when group is abandoned into whole machine depressed place, structural stability is good, and staff's sense of security is strong.
Because fuselage is generally long, therefore, abandon for the ease of the mobile and group of module, the fuselage depressed place is divided into a plurality of modules, promptly it comprises a plurality of sections.And the existence of a plurality of sections also is convenient to adjust the degree of freedom on the fuselage length direction, to adapt to the needs of different fuselage length.Nature may be considered the needs on the fuselage width direction here, because of the fuselage depressed place also is symmetrical two parts on its Width, so the ratio of the adjustment on the Width is easier to.
In addition,, consider that its aspect ratio is bigger, adopt the lifting arm that has work top so that it is overhauled for empennage, more more convenient than setting up support.
Above-mentioned aircraft maintenance machine depressed place, the sections in described fuselage depressed place comprise big wing prosthomere module, big wing deutomerite module at least, and cross over the big wing and connect big wing prosthomere module and the shelter bridge module of big wing deutomerite module.
Further, between described fuselage depressed place and described head depressed place, and also be provided with the suspension bridge module that is used to adjust fuselage depressed place total length between described big wing deutomerite module and sections thereafter.
Described big wing prosthomere module, big wing deutomerite module and shelter bridge module are provided with the machine back of the body ladder consistent with machine back of the body curvature direction, and at each sections of fuselage depressed place and head depressed place work top, and the suspension bridge module work top when having the suspension bridge module is provided with and is used for the track that machine back of the body ladder moves along the fuselage axis direction, wherein big wing prosthomere module and head depressed place, or exist the track of suspension bridge modular between the two to interconnect.
Above-mentioned aircraft maintenance machine depressed place, described each machine back of the body cat ladder slides against on the respective rail by a cat ladder balladeur train, this cat ladder balladeur train is four jiaos of rectangular frame structure that respectively are provided with a roll assembly, and is provided with the locking spanner that the end has position limiting convex ring on the frame at the roll assembly place of fuselage heteropleural; Described roll assembly comprises the base that is installed on the described cat ladder balladeur train substrate, is fixed on the roller bracket on the base and divides each roller that occupy these roller bracket both sides; Described every track is that a leg is welded in two the relative channel-section steels of notch on the work top, and leave the gap between two channel-section steel legs, the roller of described roller bracket both sides is positioned at respective side channel-section steel groove just, support then passes described gap, and described position limiting convex ring is positioned at the space that two channel-section steels constitute greater than described gap.
Be provided with near the fuselage side at landing gate place, back at work top and be used for the outward extending a plurality of slide plates of bench board, each slide plate side frame can slidably reciprocate along the guide and limit groove that notch is relative in twos, and said guide and limit groove is fixed on the sliding plate support that is positioned on the work top.
Described sliding plate support part is unsettled, is provided with diagonal ligament between its downside and supporting leg; Described work top is laid diamond plate, described every slide plate all is provided with blocking device, this blocking device comprises that the shank top is the frid of outward extending otic placode and is pinned at turnover panel between these frid two legs by bearing pin, the waist of wherein said frid is provided with the bar hole that two ends are semi-circular hole, the corresponding fixed pin shaft perpendicular to turnover panel that is provided with on the described turnover panel, this bearing pin passes described bar hole in turnover panel ploughs under the frid groove time, and the lock hole that is provided with of insertion slide plate, and this moment, the last plane of turnover panel is concordant with the otic placode plane; Described diamond plate is provided with the mouth that frid is absorbed in except that otic placode in described frid position, otic placode is fixed on the diamond plate.
The leg of supporting leg is the wheel plate that a bottom is provided with wheel, and this wheel plate also is provided with and is used to adjust wheel disengaging ground, and as the spiral stempoda that supports; Be provided with the reinforcement gusset at wheel plate upside and supporting leg side; Wherein said spiral stempoda is that the bottom is a brake disc, and the height adjustment position comprises the spiral stempoda of screw thread bush that is supported on this brake disc and the helical screw that has swing handle that cooperates with it; Perhaps said spiral stempoda is that the bottom has a spiral brake axle for feet, and the height adjustment position comprises the lower sleeve that cooperates with described spiral brake axle and is used to drive the spiral stempoda of the adjusting hand wheel of lower sleeve rotation that wherein the lower sleeve upper end is provided with the brake valve shell that has spool.
Described empennage depressed place comprises the support that has wheeled leg, its side is provided with cat ladder, on support, be provided with pedestal, be used to carry the close empennage side that is located at above it and have the liter of fluctuating orbit than support, described fluctuating orbit is obliquely installed, its slope is consistent with vertical tail, described liter slides against up and down on this fluctuating orbit than arm, and its jacking system one structure comprises the hydraulic actuating cylinder that is fixed on the pedestal, its push rod top is provided with a sprocket wheel, and messenger chain one end that passes this sprocket wheel is fixed on the described pedestal, and the other end is fixed in described liter than on the arm, wherein, the chain pulley seat of sprocket wheel is provided with the track adjusting wheel of helping on pressure holding is in reverse to sprocket wheel at messenger chain the face; The another kind of structure of jacking system comprises that one has the motor of drop-gear box, and wherein speed reducer output shaft is provided with driving chain mechanism; Described each lifting arm is provided with two work tops up and down, and is installed on the rail bracket by a folding rail bracket that runs on the described fluctuating orbit, and lifting arm can move along the horizontal rail on the described folding rail bracket.
Between the adjacent segment of described fuselage depressed place, and with the head depressed place between be connected by tie bolt, said tie bolt polished rod is the polished rod with tapering, and its path is greater than screw mandrel) big footpath; Go up the corresponding coupling link that has with the identical tapering of described polished rod that is welded with for to be connected, and when coupled condition, this coupling link and described polished rod closely cooperate.
(4) description of drawings
Below in conjunction with Figure of description the technical solution of the utility model is further elaborated, makes those skilled in the art better understand the utility model, wherein:
Fig. 1 is the plan structure scheme drawing in a kind of workover rig of the utility model depressed place.
Fig. 2 is the main TV structure scheme drawing (not comprising empennage depressed place and Da Yiwu) corresponding to Fig. 1.
Fig. 3 is the main TV structure scheme drawing of empennage depressed place vertical tail maintenance support.
Fig. 4 is the left TV structure scheme drawing of empennage depressed place vertical tail maintenance support.
Fig. 5 is an empennage depressed place lifting arm kinematic mechanism scheme drawing.
Fig. 6-1 is a kind of track and slide assemblies fit structure scheme drawing.
Fig. 6-2 is the slide assemblies structural representation.
Fig. 7 is a kind of driving chain mechanism scheme drawing among the embodiment.
Fig. 8 is an another kind of driving chain mechanism scheme drawing among the embodiment.
Fig. 9 is a kind of stand bar structure scheme drawing.
Figure 10 is a kind of spiral stempoda structural representation among the embodiment.
Figure 10 is an another kind of spiral stempoda structural representation among the embodiment.
Figure 11 is the attaching parts structural representation.
Figure 12 is provided with scheme drawing for skateboard.
Figure 13 is a skateboard lockout mechanism scheme drawing.
Figure 14 is the roll assembly structural representation.
Among the figure: 1, the empennage depressed place, 2, the winglet maintenance platform, 3, first module, 4, big wing deutomerite module, 5, track, 6, the shelter bridge module, 7, big wing primary module, 8, the auxilliary module of the big wing, 9, big wing prosthomere module, 10, the head depressed place, 11, cat ladder, 12, railing, 13, machine back of the body ladder, 14, wheel, 15, cat ladder, 16, leg, 17, supporting leg, 18, auxilliary leg, 19, fluctuating orbit, 20, rail bracket, 21, lifting arm, 22, auxilliary leg, 23, wheeled leg, 24, support, 25, pedestal, 26, lifting support, 27, cat ladder, 28, the folding rail bracket, 29, slide assemblies, 30, railing, 31, slide assemblies, 32, attachment face, 33, track adjusting wheel, 34, road wheel, 35, adapter plate, 36, bolt, 37, wheel shaft, 38, slide assemblies, 39, the slide assemblies adapter plate, 40, chain pulley seat, 41, messenger chain, 42, sprocket wheel, 43, push rod, 44, hydraulic cylinder, 45, auxiliary guide wheels, 46, transmission shaft, 47, reductor, 48, motor, 49, the spiral stempoda, 50, strengthen gusset, 51, wheel, 52, wheel plate, 53, cover board hole, 54, upper bush, 55, the slip brake axle, 56, the brake valve casing, 57, lower sleeve, 58, retracing spring, 59, agproximation plate, 60, adjusting hand wheel, 61, the spiral brake axle, 62, feet, 63, rotate handgrip, 64, bearing pin, 65, helical screw, 66, screw thread bush, 67, adapter plate, 68, brake disc, 69, tie bolt, 70, polished rod, 71, screw mandrel, 72, coupling link, 73, packing ring, 74, nut, 75, sliding plate support, 76, work top, 77, slide plate, 78, the guide and limit groove, 79, bar hole, 80, fixed pin shaft, 81, turnover panel, 82, otic placode, 83, frid, 84, bearing pin, 85, tighten spanner, 86, the cat ladder balladeur train, 87, substrate, 88, assembly opening, 89, roll assembly, 90, lug, 91, the spacing axle collar, 92, roller bracket, 93, roller, 94, base.
(5) specific embodiment
Below the technical solution of the utility model is carried out exemplary illustration, with reference to explanation accompanying drawing 1 to 3, present embodiment aircraft maintenance machine depressed place, it comprises head depressed place 10, the fuselage depressed place, empennage depressed place 1, and below the big wing of aircraft, be provided with Da Yiwu, former three is for being the symmetrical structure of the plane of symmetry with the aircraft longitudinal axis vertical section, wherein head depressed place and fuselage depressed place separable joint constitute one, both work tops are positioned at the waist plane, the fuselage depressed place comprises interconnective a plurality of prefabricated sections, it is positioned at each overseas sections of big pterion and the head depressed place all is provided with the supporting leg 17 with rolling mechanism and lockout mechanism thereof, and in head depressed place and fuselage depressed place one place's cat ladder 11 is set at least; Described empennage depressed place comprises the Prefabricated block that has winglet maintenance platform 22 that is positioned at the winglet below and divides lifting arm that has work top 21 and the lifting drive system thereof that occupy the vertical tail both sides, and the empennage depressed place is provided with wheeled leg 23 and leg lockout mechanism.
For said big wing depressed place, because of the big alar part of aircraft has comprised wing flap, the length of the static determinacy wing of Pei Heing is longer than wing flap overlay length with it, therefore with big wing depressed place along wing direction separated into two parts, promptly be mainly used in the big wing primary module 8 of the maintenance that comprises the wing flap part and assist module 9 near the big wing of fuselage, nature, these two parts need to connect, and cat ladder is set.In order better to overhaul the big wing, lifting table need be set on Da Yiwu, and need the projection of the big wing on this lifting table fall into this lifting table fully, after lifting table was raised to certain altitude, the workman can not overhaul on to wing at the lifting table periphery.
For said cat ladder wherein, can every sections or composition module one cat ladder is set, comfort feature is the most important.A cat ladder here preferably respectively is set about the fuselage depressed place, is provided with in the head depressed place and is provided with one less, also be provided with one at least in the empennage depressed place.
For the ease of moving and assembly unit of fuselage depressed place, the sections in described fuselage depressed place comprises big wing prosthomere module 9, big wing deutomerite module 4 at least, and crosses over the big wing and connect big wing prosthomere module and the shelter bridge module 6 of big wing deutomerite module.Nature, module is not The more the better, emphasizes mainly to adopt the module of above-mentioned three major types here, with the deutomerite module, because this section fuselage is long, therefore, can assist an adjusting module for greatly, forms first module 3.Said shelter bridge module is mainly used in avoids the big wing, overhaul with fuselage the relevant position, this module can directly be lifted on after aircraft puts in place on described big wing prosthomere module and the big wing deutomerite module carries out assembly unit, for the ease of moving of this module, need wheel 14 be set in its bottom in principle, also can not be provided with, for the less feeder liner of some forms, shelter bridge module individuality is smaller, and wheel can be set.
In order to adapt to the aircraft maintenance of different length, between described fuselage depressed place and described head depressed place, and also be provided with the suspension bridge module that is used to adjust fuselage depressed place total length between described big wing deutomerite module and sections thereafter.If such as the suspension bridge module is not set is to keep in repair B737-300 type aircraft, for B737-400 type aircraft, its length is longer more than 3 meters, at this moment than the former so, for same workover rig depressed place, adjust at length before and after the big wing by installing two sections described suspension bridge modules additional.Therefore adjusting institute, to add length short, therefore it is designed to the suspension bridge structure being convenient to lift, uses easier.
In addition,, can also adopt short working stand to replace, save dependence, and make overlap joint faster hanging device for described suspension bridge.Certainly there is also the defective that will take than large space, therefore, both modes can selectively be used, and here purpose is to adjust the entire length in fuselage depressed place.
Therefore, this practical protection domain is not limited to the concrete technical characterictic of present embodiment, and the equivalents of its feature and obvious mode of texturing should fall within the protection domain of the present utility model.
Because the machine back side is long-pending bigger, in order better it to be overhauled, described big wing prosthomere module, big wing deutomerite module and shelter bridge module are provided with the machine back of the body ladder 13 consistent with machine back of the body curvature direction, and at each sections of fuselage depressed place and head depressed place work top, and the suspension bridge module work top when having the suspension bridge module is provided with and is used for the track 5 that machine back of the body ladder moves along the fuselage axis direction, wherein big wing prosthomere module and head depressed place, or exist the track of suspension bridge modular between the two to interconnect.So just can be so that entire working surface be overhauled, compact conformation, extremely easy to use.
Referring to Figure of description 13 and 14, in order to make machine back of the body cat ladder more stable, structure is more firm, each machine back of the body cat ladder slides against on the respective rail by a cat ladder balladeur train 86, this cat ladder balladeur train is four jiaos of rectangular frame structure that respectively are provided with a roll assembly 89, constitute 4 stable support limit structures, and on the frame at the roll assembly place of fuselage heteropleural, be provided with the locking spanner 85 that the end has position limiting convex ring 91, be convenient to the locking after machine back of the body slide puts in place; Described roll assembly comprises the base 94 that is installed on the described cat ladder balladeur train substrate 87, is fixed on the roller bracket 92 on the base and divides each roller 93 that occupy these roller bracket both sides; Described every track is that a leg is welded in two the relative channel-section steels of notch on the work top, and leave the gap between two channel-section steel legs, the roller of described roller bracket both sides is positioned at respective side channel-section steel groove just, support then passes described gap, and described position limiting convex ring is positioned at the space that two channel-section steels constitute greater than described gap.Adopt the track structure of said structure member simple, the channel-section steel that adopts gauge member is as primary member, and structural strength is big, and orbital plane is smooth evenly.Certainly, if conditions permit can adopt L shaped steel to construct above-mentioned track, perhaps use other shaped steel, or even steel plate constructs, channel-section steel only is the qualification to its structure, but not qualification nominally.
In the equipment of existing machine depressed place, repair apparatus and fuselage are constant near the back distance, can't adjust, and aircraft jacking meeting cause cat ladder and landing gate position, back horizontal direction that bigger spacing is arranged at work, and the staff is easy to cause danger.Referring to Figure of description 11 and 12, therefore be provided with near the fuselage side at landing gate place, back at work top and be used for the outward extending a plurality of slide plates 77 of bench board, each slide plate side frame can slidably reciprocate along the guide and limit groove 78 that notch is relative in twos, and said guide and limit groove is fixed on the sliding plate support 75 that is positioned on the work top.After the aircraft jacking puts in place, can obtain the better safety performance work top by adjusting slide plate.
Further, described sliding plate support part is unsettled, is provided with diagonal ligament between its downside and supporting leg, uses flexibly, and makes its scantling of structure less; In order to make work top be convenient to workman's walking and operation, described work top is laid diamond plate; Described every slide plate all is provided with blocking device, this blocking device comprises that the shank top is the frid 83 of outward extending otic placode 82 and is pinned at turnover panel 87 between these frid two legs by bearing pin 84, the waist of wherein said frid is provided with the bar hole 79 that two ends are semi-circular hole, the corresponding fixed pin shaft 80 perpendicular to turnover panel that is provided with on the described turnover panel, this bearing pin passes described bar hole in turnover panel ploughs under the frid groove time, and the lock hole that is provided with of insertion slide plate, and this moment, the last plane of turnover panel is concordant with the otic placode plane, the planeness of destruction work table top does not prevent to trip the workman; Described diamond plate is provided with the mouth that frid is absorbed in except that otic placode in described frid position, otic placode is fixed on the diamond plate.And the fixed form good stability of above-mentioned slide plate, sound construction.
Referring to Figure of description 8 and 10, the leg 16 of supporting leg is the wheel plate 52 that a bottom is provided with wheel 51 described in the embodiment of the present utility model, this wheel plate also is provided with and is used to adjust wheel disengaging ground, and as the spiral stempoda 49 that supports, thereby, after corresponding assembly moves into place, can lock it easily; In order to increase the intensity of leg, be provided with reinforcement gusset 50 at wheel plate upside and supporting leg side; Wherein said spiral stempoda is that the bottom is a brake disc 68, and the height adjustment position comprises the spiral stempoda of screw thread bush that is supported on this brake disc and the helical screw that has swing handle 63 65 that cooperates with it; This belongs to a kind of leg of routine, and is more conventional, can also adopt the device of hydraulic structure, makes leg be able to lifting and makes wheel break away from ground.
Referring to Figure of description 9, among another embodiment of the present utility model said spiral stempoda be the bottom be feet have a spiral brake axle 61, and the height adjustment position comprises the lower sleeve 57 that cooperates with described spiral brake axle and is used to drive the spiral stempoda of the adjusting hand wheel 60 of lower sleeve rotation that wherein the lower sleeve upper end is provided with the brake valve shell 56 that has spool 62.This type of height adjustment position belongs to and also belongs to the adjustment member that a kind of spiral is adjusted mode, spool locks, its fixed basic structure be that brake valve shell 56 and the spool that is mated have the ratchet sour jujube dental structure that matches, cooperation by both realizes the locking and unlocking, only need the control spool to get final product in the use, use more convenient.This kind spiral stempoda also is provided with and is positioned at the upper bush 54 that is symmetrical in lower sleeve on the brake valve shell, and cover plate is set on this upper bush prevents that dust from entering.
Referring to Figure of description 3,4 and 7, described empennage depressed place comprises the support 24 that has wheeled leg 23, its side is provided with cat ladder 27, on support, be provided with pedestal 25, be used to carry the close empennage side that is located at above it and have the liter of fluctuating orbit 19 than support 26, described fluctuating orbit is obliquely installed, its slope is consistent with vertical tail, easy to use, described liter slides against up and down on this fluctuating orbit than arm, and its jacking system one structure comprises the hydraulic actuating cylinder that is fixed on the pedestal, its push rod 43 tops are provided with a sprocket wheel, and messenger chain one end that passes this sprocket wheel is fixed on the described pedestal, and the other end is fixed in described liter than on the arm, wherein, the chain pulley seat 40 of sprocket wheel is provided with and helps track adjusting wheel 45 on pressure holding is in reverse to sprocket wheel at messenger chain the face; The lift stroke of the jacking system messenger chain of this structure doubles the forced stroke of hydraulic actuating cylinder, compact conformation.
Referring to Figure of description 8, the another kind of structure of jacking system comprises that one has the motor 48 of drop-gear box 47, and wherein speed reducer output shaft is provided with driving chain mechanism, this jacking system good stability.
Referring to Figure of description 5, described each lifting arm is provided with two work tops up and down, and be installed on the rail bracket by a folding rail bracket 28 that runs on the described fluctuating orbit, and lifting arm can move along the horizontal rail on the described folding rail bracket, thereby, be convenient to adjust distance between two lifting arms at different vertical tails.Here can also can not be provided with for lifting arm is provided with the special driving device along the folding orbital motion, reason is that this adjustment is being that adjusted is good at the maintenance preliminary stage with aircraft obviously, and need not be frequent go adjusted, and hand adjustment just can meet the demands.
Because the lifting of lifting arm and the direction more complicated that its track of folding is subjected to power, but see Figure of description 6-1 and 6-2, track on the folding rail bracket is selected H shaped steel for use, the one leg is fixed, cooresponding slide assemblies 31 comprises the track adjusting wheel 33 of axis normal in H shaped steel leg, this waist of taking turns with H shaped steel is a raceway, and each setting of two sides corresponding to waist, rolling assembly comprises that also being positioned at each leg with H shaped steel of one of H shaped steel waist both sides is the road wheel of raceway, want two wheels of every side fixing by a L type adapter plate 35, and the minor face of wherein said L type, it is graphic label 38, the leg that the gap of itself and road wheel is used for H shaped steel passes through, and at two minor face upper fixed, one slide assemblies adapter plate 39, is used for device at lifting arm.Thereby the scroll wheel assembly has good drive ability.
Between the adjacent segment of described fuselage depressed place, and with the head depressed place between be connected by tie bolt 69, said tie bolt polished rod 70 is for having the polished rod of tapering, and its path is greater than the big footpath of screw mandrel 71; Go up for to be connected and correspondingly be welded with the coupling link 72 that has with the identical tapering of described polished rod, and when coupled condition, this coupling link and described polished rod closely cooperate, and obtain higher Joint strenght.
Claims (10)
1. aircraft maintenance machine depressed place, it is characterized in that it comprises head depressed place (10), the fuselage depressed place, empennage depressed place (1), and below the big wing of aircraft, be provided with Da Yiwu, former three is for being the symmetrical structure of the plane of symmetry with the aircraft longitudinal axis vertical section, wherein head depressed place and fuselage depressed place separable joint constitute one, both work tops are positioned at the waist plane, the fuselage depressed place comprises interconnective a plurality of prefabricated sections, it is positioned at each overseas sections of big pterion and the head depressed place all is provided with the supporting leg (17) with rolling mechanism and lockout mechanism thereof, and in head depressed place and fuselage depressed place one place's cat ladder (11) is set at least; Described empennage depressed place comprises the Prefabricated block that has winglet maintenance platform (2) (2) that is positioned at the winglet below and divides lifting arm that has work top (21) and the lifting drive system thereof that occupy the vertical tail both sides, and the empennage depressed place is provided with wheeled leg (23) and leg lockout mechanism.
2. aircraft maintenance machine according to claim 1 depressed place, it is characterized in that: the sections in described fuselage depressed place comprises big wing prosthomere module (9), big wing deutomerite module (4) at least, and crosses over the big wing and connect big wing prosthomere module and the shelter bridge module (6) of big wing deutomerite module.
3. aircraft maintenance machine according to claim 2 depressed place is characterized in that: between described fuselage depressed place and described head depressed place, and also be provided with the suspension bridge module that is used to adjust fuselage depressed place total length between described big wing deutomerite module and sections thereafter.
4. according to one of claim 2 or 3 described aircraft maintenance machine depressed place, it is characterized in that: described big wing prosthomere module, big wing deutomerite module and shelter bridge module are provided with and the consistent machine back of the body ladder (13) of machine back of the body curvature direction, and at each sections of fuselage depressed place and head depressed place work top, and the suspension bridge module work top when having the suspension bridge module is provided with and is used for the track (5) that machine back of the body ladder moves along the fuselage axis direction, wherein big wing prosthomere module and head depressed place, or exist the track of suspension bridge modular between the two to interconnect.
5. aircraft maintenance machine according to claim 4 depressed place, it is characterized in that: described each machine back of the body cat ladder slides against on the respective rail by a cat ladder balladeur train (86), this cat ladder balladeur train is four jiaos of rectangular frame structure that respectively are provided with a roll assembly (89), and is provided with the locking spanner (85) that the end has position limiting convex ring (91) on the frame at the roll assembly place of fuselage heteropleural; Described roll assembly comprises the base (94) that is installed on the described cat ladder balladeur train substrate (87), is fixed on the roller bracket (92) on the base and divides each roller (93) that occupy these roller bracket both sides; Described every track is that a leg is welded in two the relative channel-section steels of notch on the work top, and leave the gap between two channel-section steel legs, the roller of described roller bracket both sides is positioned at respective side channel-section steel groove just, support then passes described gap, and described position limiting convex ring is positioned at the space that two channel-section steels constitute greater than described gap.
6. aircraft maintenance machine according to claim 1 depressed place, it is characterized in that: be provided with near the fuselage side at landing gate place, back at work top and be used for the outward extending a plurality of slide plates of bench board (77), each slide plate side frame can slidably reciprocate along the guide and limit groove (78) that notch is relative in twos, and said guide and limit groove is fixed on the sliding plate support (75) that is positioned on the work top.
7. aircraft maintenance machine according to claim 6 depressed place is characterized in that: described sliding plate support part is unsettled, is provided with diagonal ligament between its downside and supporting leg; Described work top is laid diamond plate, described every slide plate all is provided with blocking device, this blocking device comprises that the shank top is the frid (83) of outward extending otic placode (82) and is pinned at turnover panel (87) between these frid two legs by bearing pin (84), the waist of wherein said frid is provided with the bar hole that two ends are semi-circular hole (79), the corresponding fixed pin shaft perpendicular to turnover panel (80) that is provided with on the described turnover panel, this bearing pin passes described bar hole in turnover panel ploughs under the frid groove time, and the lock hole that is provided with of insertion slide plate, and this moment, the last plane of turnover panel is concordant with the otic placode plane; Described diamond plate is provided with the mouth that frid is absorbed in except that otic placode in described frid position, otic placode is fixed on the diamond plate.
8. aircraft maintenance machine according to claim 1 depressed place is characterized in that: the leg of supporting leg (16) is the wheel plate (52) that a bottom is provided with wheel (51), and this wheel plate also is provided with and is used to adjust wheel disengaging ground, and as the spiral stempoda (49) that supports; Be provided with reinforcement gusset (50) at wheel plate upside and supporting leg side; Wherein said spiral stempoda is that the bottom is brake disc (68), and the height adjustment position comprises the spiral stempoda of screw thread bush that is supported on this brake disc and the helical screw that has swing handle (63) (65) that cooperates with it; Perhaps said spiral stempoda is that the bottom has a spiral brake axle (61) for feet, and the height adjustment position comprises the lower sleeve (57) that cooperates with described spiral brake axle and is used to drive the spiral stempoda of the adjusting hand wheel (60) of lower sleeve rotation that wherein the lower sleeve upper end is provided with the brake valve shell (56) that has spool (62).
9. aircraft maintenance machine according to claim 1 depressed place, it is characterized in that: described empennage depressed place comprises the support (24) that has wheeled leg (23), its side is provided with cat ladder (27), on support, be provided with pedestal (25), be used to carry liter that the close empennage side that is located at above it has fluctuating orbit (19) than support (26), described fluctuating orbit is obliquely installed, its slope is consistent with vertical tail, described liter slides against up and down on this fluctuating orbit than arm, and its jacking system one structure comprises the hydraulic actuating cylinder that is fixed on the pedestal, its push rod (43) top is provided with a sprocket wheel, messenger chain one end that passes this sprocket wheel is fixed on the described pedestal, the other end is fixed in described liter than on the arm, and wherein, the chain pulley seat of sprocket wheel (40) is provided with helps track adjusting wheel (45) on pressure holding is in reverse to sprocket wheel at messenger chain the face; The another kind of structure of jacking system comprises that one has the motor (48) of drop-gear box (47), and wherein speed reducer output shaft is provided with driving chain mechanism; Described each lifting arm is provided with two work tops up and down, and is installed on the rail bracket by a folding rail bracket (28) that runs on the described fluctuating orbit, and lifting arm can move along the horizontal rail on the described folding rail bracket.
10. aircraft maintenance machine according to claim 1 depressed place, it is characterized in that: between the adjacent segment of described fuselage depressed place, and with the head depressed place between be connected by tie bolt (69), said tie bolt polished rod (70) is for having the polished rod of tapering, and its path is greater than the big footpath of screw mandrel (71); Go up for to be connected and correspondingly be welded with the coupling link (72) that has with the identical tapering of described polished rod, and when coupled condition, this coupling link and described polished rod closely cooperate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200219615U CN201442654U (en) | 2009-05-07 | 2009-05-07 | Dock for maintaining airplane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200219615U CN201442654U (en) | 2009-05-07 | 2009-05-07 | Dock for maintaining airplane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201442654U true CN201442654U (en) | 2010-04-28 |
Family
ID=42547331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200219615U Expired - Fee Related CN201442654U (en) | 2009-05-07 | 2009-05-07 | Dock for maintaining airplane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201442654U (en) |
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| CN107187613A (en) * | 2017-07-31 | 2017-09-22 | 沈阳宝通门业有限公司 | A kind of aircraft maintenance depressed place |
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| CN106364696B (en) * | 2016-11-09 | 2018-06-05 | 中国商用飞机有限责任公司民用飞机试飞中心 | A kind of high horizontal tail, tail hang engine aircraft comprehensive coverage equipment |
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| CN107187613A (en) * | 2017-07-31 | 2017-09-22 | 沈阳宝通门业有限公司 | A kind of aircraft maintenance depressed place |
| CN107187613B (en) * | 2017-07-31 | 2019-10-25 | 沈阳宝通门业有限公司 | A kind of aircraft maintenance depressed place |
| CN109318183A (en) * | 2018-11-22 | 2019-02-12 | 浙江虹湾通用航空工程技术有限公司 | A kind of CESSNA172 series aircraft repairing type frame |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100428 Termination date: 20130507 |