CN117486120A - Lifting equipment for aircraft weather radome - Google Patents
Lifting equipment for aircraft weather radome Download PDFInfo
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- CN117486120A CN117486120A CN202311792867.0A CN202311792867A CN117486120A CN 117486120 A CN117486120 A CN 117486120A CN 202311792867 A CN202311792867 A CN 202311792867A CN 117486120 A CN117486120 A CN 117486120A
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- lifting
- radome
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- rail
- support mechanism
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- 230000007246 mechanism Effects 0.000 claims abstract description 64
- 230000009194 climbing Effects 0.000 claims description 10
- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000000712 assembly Effects 0.000 abstract 1
- 238000000429 assembly Methods 0.000 abstract 1
- 230000003028 elevating effect Effects 0.000 description 12
- 230000009471 action Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000011241 protective layer Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/10—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks
- B66F7/16—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by one or more hydraulic or pneumatic jacks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Details Of Aerials (AREA)
Abstract
The invention discloses lifting equipment for an aircraft weather radome. The invention belongs to the technical field of aircraft maintenance assembly equipment, and particularly relates to aircraft weather radome lifting equipment, which is used for realizing automatic lifting of radomes through matching of lifting clamp assemblies, a front lifting support mechanism and a rear rotating support mechanism, is suitable for various aircraft models, is provided with mutually communicated parallel hydraulic cylinders on multi-point balancing clamps, ensures that the pressure between each multi-point balancing clamp and the radome is equal, further avoids damage of a radome surface protection layer caused by uneven stress, realizes stable lifting of the radome, and solves the problems of lower efficiency, damage of the radome surface protection layer caused by uneven stress and the like in the current aircraft weather radome lifting.
Description
Technical Field
The invention belongs to the technical field of aircraft maintenance assembly equipment, and particularly relates to lifting equipment for an aircraft weather radome.
Background
Weather radar of an aircraft is an important component of the aircraft and is used for detecting weather conditions on a flight route so as to ensure the safety of flight; the weather radar is generally arranged at the head of the aircraft and is arranged in front of the cab, and a weather radome is arranged outside the weather radar to protect the weather radar from being interfered by bird strikes and the like, so that the weather radar is completely wrapped in the radome for protection; with the increase of the number of times of use, weather radomes can be aged and damaged, and the like, new radomes need to be replaced at the moment, for some medium-sized and small-sized airplanes, lifting equipment special for radome replacement does not exist at present, ground service is generally required to be manually lifted and installed by means of a lifting platform, efficiency is low, moreover, the radomes are easy to be stressed unevenly by manual lifting, and damage to a protective layer on the surface of the radomes is caused, so that lifting equipment for the weather radomes is needed.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the lifting and lifting equipment for the aircraft weather radome, which realizes the automatic lifting of the radome through the cooperation of the lifting clamp assembly, the front lifting support mechanism and the rear rotating support mechanism, is applicable to various aircraft models, is provided with the mutually communicated parallel hydraulic cylinders on the multipoint equalization clamps, ensures that the pressure between each multipoint equalization clamp and the radome is equal, further avoids the damage of a radome surface protection layer caused by uneven stress, realizes the stable lifting of the radome, and solves the problems of lower efficiency, damage of the radome surface protection layer caused by uneven stress and the like in the current lifting and lifting of the aircraft weather radome.
The technical scheme adopted by the invention is as follows: the invention provides lifting and lifting equipment for an aircraft weather radar cover, which comprises a lifting clamp assembly, a lifting rail, a front lifting support mechanism and a rear rotating support mechanism, wherein the lifting clamp assembly is arranged on the lifting rail in a sliding manner; the lifting clamp assembly comprises a multipoint equalization clamp and a clamp bearing plate, wherein a horizontal folding plate which rotates is arranged on the clamp bearing plate and is parallel to a horizontal plane, the multipoint equalization clamp is arranged on the horizontal folding plate in a linear array, the multipoint equalization clamp comprises a connecting arm and a clamping block, the connecting arm is arranged on the upper surface of the horizontal folding plate, a parallel hydraulic cylinder is arranged at one end, far away from the horizontal folding plate, of the connecting arm, the clamping block is fixedly connected onto the parallel hydraulic cylinder, and the parallel hydraulic cylinders are connected in parallel; the lifting rail is arranged on the front lifting support mechanism and the rear rotating support mechanism, the front lifting support mechanism is fixed below a position to be lifted, the front lifting support mechanism drives one end of the lifting rail to rise, the lifting rail pulls the rear rotating support mechanism to move towards the position of the front lifting support mechanism, the lifting clamp assembly climbs on the inclined lifting rail, automatic lifting of the radome is realized, and the lifting process of the radome is smoother and smoother; the pressure between the clamping blocks and the radome is conducted to the parallel hydraulic cylinders, and the parallel hydraulic cylinders are mutually communicated in parallel to balance the pressure, so that the pressure between each multipoint balancing clamp and the radome is equal, and damage to a protective layer on the surface of the radome due to uneven stress is avoided.
Further, an angle adjusting hydraulic cylinder is further arranged on the clamp bearing plate, the angle adjusting hydraulic cylinder is located below the horizontal folding plate, a piston rod of the angle adjusting hydraulic cylinder is connected with the lower surface of the horizontal folding plate, and the piston rod of the angle adjusting hydraulic cylinder drives the horizontal folding plate to rotate on the clamp bearing plate when moving; because the clamp bearing plate is arranged on the lifting rail in a sliding manner, the posture of the clamp bearing plate can be changed along with the rotation of the lifting rail, the clamp bearing plate is provided with the horizontal folding plate and the angle adjusting hydraulic cylinder, the horizontal folding plate is controlled to rotate relative to the clamp bearing plate by adjusting the extending amount of the angle adjusting hydraulic cylinder, so that the horizontal folding plate is always kept in a horizontal state, the multipoint balance clamp is ensured to be in a horizontal state, and the radome can be stably clamped.
Further, a travel clamping groove is formed in the lifting rail, clamp climbing wheels are symmetrically arranged on two sides of the clamp bearing plate, and the clamp climbing wheels are slidably arranged in the travel clamping groove; the lifting rail is provided with a travel clamping groove, the clamp bearing plate slides on the travel clamping groove through the clamp climbing wheel to limit the lifting path of the lifting clamp assembly, so that the lifting clamp assembly is ensured to accurately lift the radar cover to a preset position.
Further, the rear rotary support mechanism comprises a worm gear and worm lifter and a rear walking chassis, a lifter base is arranged on the rear walking chassis, the worm gear and worm lifter is rotationally arranged on the lifter base, the threaded rod is arranged on the worm gear and worm lifter, a lifting threaded hole is further formed in the bottom of the clamp bearing plate, the lifting threaded hole is formed in the threaded rod, the threaded rod is meshed with the lifting threaded hole, the clamp bearing plate slides on the threaded rod when the threaded rod rotates, and the threaded rod is parallel to the lifting rail; the worm gear lifter drives the threaded rod to rotate during operation, so that the lifting clamp assembly is driven to move on the lifting rail through the lifting threaded hole meshed with the threaded rod, lifting of the radome is achieved, the lifting clamp assembly is driven to climb through cooperation of the worm gear lifter and the threaded rod, working torque is larger, transmission is stable, and the worm gear lifter can be used for lifting of the radome with larger mass.
Further, the front lifting bracket mechanism comprises a hydraulic lifting assembly and a front walking chassis, the hydraulic lifting assembly is fixedly connected to the front walking chassis, the lifting rail is rotationally connected with a piston rod of the hydraulic lifting assembly, and the inclination angle of the lifting rail is changed when the piston rod of the hydraulic lifting assembly is lifted; the inclination angle of the lifting rail is changed through the action of the hydraulic lifting assembly, the height of the lifting rail is adjusted, stepless adjustment of the lifting rail can be realized, and the moment is larger and the control is more convenient.
Further, front travelling wheels are symmetrically arranged on two sides of the front travelling chassis and are in contact with the ground, front parking supporting legs are arranged around the front travelling chassis, and the front travelling chassis is supported when the front parking supporting legs extend out, so that the front travelling wheels are suspended; the front traveling chassis is moved to the lower part of the installation position of the radar cover through the front traveling wheels to be fixed, the front parking supporting legs are put down to prop up the front traveling chassis, at the moment, the front lifting support mechanism is fixed on the ground, the front traveling wheels are arranged to enable the front lifting support mechanism to move to different working positions more conveniently, and as the working environments of lifting of the radar cover are mostly airports and hangars, the ground is relatively smooth, and therefore the front parking supporting legs can achieve a relatively good fixing effect.
Further, a track inserting base is further arranged on the rear walking chassis, the lifting rail is rotatably connected with the track inserting base, a rear walking wheel and a rear parking supporting leg are arranged on the rear walking chassis, the rear walking wheel is in contact with the ground, and the rear parking supporting leg supports the rear walking chassis when extending out, so that the rear walking wheel is suspended; when the lifting rail rotates, torque is transmitted to the track plug-in mounting base, pulling force pointing to the front lifting support mechanism is applied to the rear walking chassis, at the moment, the rear walking chassis moves to the front lifting support mechanism by means of the rear walking wheels, when the lifting rail reaches a preset position, the action of the lifting hydraulic cylinder is stopped, the rear parking support leg is put down to prop up the rear walking chassis, and the rear rotating support mechanism is fixed on the ground.
Further, a screw hole shaft sleeve and a bolt are arranged on the track inserting base, the screw hole shaft sleeve is rotationally connected with the track inserting base, a bottom inserting column is arranged on the lifting rail, the bottom inserting column is inserted into the screw hole shaft sleeve, a fixing threaded hole is formed in the end face of the bottom inserting column, the bolt is arranged in the fixing threaded hole, and the bottom inserting column is bolted on the screw hole shaft sleeve by the bolt; through setting up bolt bolting screw axle sleeve and bottom cartridge post for the screw axle sleeve can bear the bigger pulling force from the lifting rail, improves the holistic structural strength of device.
Further, a top shaft sleeve is further arranged on the lifting rail, a rail rotating shaft is arranged at the top end of a piston rod of the lifting hydraulic cylinder, the top shaft sleeve is arranged on the rail rotating shaft, and the top shaft sleeve is in rotating connection with the rail rotating shaft; when the lifting hydraulic cylinder is lifted, the track rotating shaft on the lifting hydraulic cylinder synchronously rises along with the lifting hydraulic cylinder, and one end of the lifting rail connected with the track rotating shaft through the top shaft sleeve synchronously rises.
Further, an elastic washer is arranged between the screw hole shaft sleeve and the bolt; and an elastic washer is arranged between the screw hole shaft sleeve and the bolt to lock the bolt, so that the fixing effect of the bottom plug-in mounting column is ensured, and the bolt is prevented from loosening and sliding out from the fixing threaded hole.
The beneficial effects obtained by the invention by adopting the structure are as follows:
(1) The invention provides lifting equipment for an aircraft weather radome, which is suitable for various aircraft models by matching a lifting clamp assembly, a front lifting bracket mechanism and a rear rotating bracket mechanism;
(2) The invention provides lifting equipment for an aircraft weather radome, which is characterized in that a parallel hydraulic cylinder is arranged on a multipoint equalization clamp, and the pressure between a clamping block and the radome is transmitted to the parallel hydraulic cylinder, and the pressure is balanced due to the parallel connection of the parallel hydraulic cylinders, so that the pressure between each multipoint equalization clamp and the radome is equal, and further the damage of a protective layer on the surface of the radome caused by uneven stress is avoided;
(3) The invention provides lifting equipment for an aircraft weather radome, which controls a horizontal folding plate to rotate relative to a clamp bearing plate by adjusting the extending amount of an angle adjusting hydraulic cylinder, so that the horizontal folding plate always keeps a horizontal state, a multipoint balance clamp is ensured to be in the horizontal state, and the radome can be stably clamped;
(4) The invention provides lifting equipment for an aircraft weather radome, wherein a travel clamping groove is formed in a lifting rail to limit a lifting path of a lifting clamp assembly, so that the lifting clamp assembly can accurately lift the radome to a preset position;
(5) The lifting and lifting equipment for the aircraft weather radome provided by the invention drives the lifting clamp assembly to climb through the cooperation of the worm gear lifter and the threaded rod, has larger working moment and stable transmission, and can be used for lifting the radome with larger mass;
(6) The invention provides lifting equipment for an aircraft weather radome, which changes the inclination angle of a lifting rail and simultaneously adjusts the height of the lifting rail through the action of a hydraulic lifting assembly, so that stepless adjustment of the lifting rail can be realized, and the moment is larger and the control is more convenient;
(7) The invention provides lifting equipment for an aircraft weather radome, which is provided with a front travelling wheel so that a front lifting bracket mechanism can be moved to different working positions more conveniently, and as the working environment for lifting the radome is mostly an airport and a hangar, the ground is relatively flat, and therefore, a better fixing effect can be achieved by the front parking supporting leg;
(8) The invention provides lifting equipment for an aircraft weather radome, which is characterized in that a screw hole shaft sleeve and a bottom plug-in column are bolted by bolts, so that the screw hole shaft sleeve can bear larger tensile force from a lifting rail, and the overall structural strength of the device is improved;
(9) The invention provides lifting equipment for an aircraft weather radome.
Drawings
FIG. 1 is a perspective view of an aircraft weather radome lifting and lifting device;
FIG. 2 is a front view of an aircraft weather radome lifting and lifting device according to the present invention;
FIG. 3 is a perspective view of a lifting clamp assembly of an aircraft weather radome lifting device;
FIG. 4 is a front view of a lifting clamp assembly of an aircraft weather radome lifting device according to the present invention;
FIG. 5 is a perspective view of a lifting rail of an aircraft weather radome lifting device according to the present invention;
FIG. 6 is an enlarged view of the portion I of FIG. 5;
FIG. 7 is a perspective view of a front lifting bracket mechanism of an aircraft weather radome lifting device;
FIG. 8 is a perspective view of a rear rotating bracket mechanism of an aircraft weather radome lifting device;
FIG. 9 is a top view of a rear rotating bracket mechanism of an aircraft weather radome lifting device;
fig. 10 is a cross-sectional view taken along A-A in fig. 9.
The lifting device comprises 100 parts of lifting clamp components, 200 parts of lifting rails, 300 parts of lifting clamp components, 400 parts of front lifting support mechanisms, 500 parts of rear rotating support mechanisms, threaded rods, 101 parts of multi-point balancing clamps, 102 parts of clamp bearing plates, 103 parts of connecting arms, 104 parts of clamping blocks, 105 parts of parallel hydraulic cylinders, 106 parts of horizontal folding plates, 107 parts of angle adjusting hydraulic cylinders, 108 parts of lifting screw holes, 109 parts of clamp climbing wheels, 201 parts of bottom plug-in columns, 202 parts of top shaft sleeves, 203 parts of stroke clamping grooves, 204 parts of fixed screw holes, 301 parts of hydraulic lifting components, 302 parts of front walking chassis, 303 parts of lifting hydraulic cylinders, 304 parts of lifting hydraulic cylinders, rail rotating shafts, 305 parts of front walking wheels, 306 parts of front parking supporting legs, 401 parts of worm gears, 402 parts of rear walking chassis, 403 parts of rear walking wheels, 404 parts of rear parking supporting legs, 405 parts of rail plug-in bases, 406 parts of lifting machine bases, 407 parts of screw hole shaft sleeves, 408 parts of bolts.
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention; all other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate orientation or positional relationships based on those shown in the drawings, merely to facilitate description of the invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
As shown in fig. 1 to 10, the present invention provides an elevating and lifting device for an aircraft weather radome, comprising an elevating clamp assembly 100, an elevating rail 200, a front elevating bracket mechanism 300 and a rear rotating bracket mechanism 400, wherein the elevating clamp assembly 100 is slidably arranged on the elevating rail 200, one end of the elevating rail 200 is rotatably arranged on the rear rotating bracket mechanism 400, the other end is rotatably arranged on the front elevating bracket mechanism 300, the front elevating bracket mechanism 300 and the rear rotating bracket mechanism 400 are arranged on the ground, and the height of one end of the elevating rail 200 connected with the front elevating bracket mechanism 300 is higher than that of one end of the elevating rail 200 connected with the rear rotating bracket mechanism 400; the lifting clamp assembly 100 comprises a multipoint equalization clamp 101 and a clamp bearing plate 102, wherein a horizontal folding plate 106 which rotates is arranged on the clamp bearing plate 102, the horizontal folding plate 106 is parallel to the horizontal plane, the multipoint equalization clamp 101 is arranged on the horizontal folding plate 106 in a linear array, the multipoint equalization clamp 101 comprises a connecting arm 103 and a clamping block 104, the connecting arm 103 is arranged on the upper surface of the horizontal folding plate 106, a parallel hydraulic cylinder 105 is arranged at one end, far away from the horizontal folding plate 106, of the connecting arm 103, the clamping block 104 is fixedly connected to the parallel hydraulic cylinder 105, and the parallel hydraulic cylinders 105 are connected in parallel; the lifting rail 200 is arranged on the front lifting support mechanism 300 and the rear rotating support mechanism 400, the front lifting support mechanism 300 is fixed below a position to be lifted, the front lifting support mechanism 300 drives one end of the lifting rail 200 to lift, the lifting rail 200 pulls the rear rotating support mechanism 400 to move towards the position of the front lifting support mechanism 300, and the lifting clamp assembly 100 climbs on the inclined lifting rail 200, so that the automatic lifting of the radome is realized; the parallel hydraulic cylinders 105 are arranged on the multipoint equalization clamps 101, and the pressure between the clamping blocks 104 and the radome is conducted to the parallel hydraulic cylinders 105, so that the pressure between each multipoint equalization clamp 101 and the radome is equal due to the parallel connection of the parallel hydraulic cylinders 105.
The clamp bearing plate 102 is also provided with an angle adjusting hydraulic cylinder 107, the angle adjusting hydraulic cylinder 107 is positioned below the horizontal folding plate 106, a piston rod of the angle adjusting hydraulic cylinder 107 is connected with the lower surface of the horizontal folding plate 106, and the piston rod of the angle adjusting hydraulic cylinder 107 drives the horizontal folding plate 106 to rotate on the clamp bearing plate 102 when moving; since the clamp bearing plate 102 is slidably disposed on the lifting rail 200, the posture of the clamp bearing plate 102 will also change along with the rotation of the lifting rail 200, the clamp bearing plate 102 is provided with the horizontal folding plate 106 and the angle adjusting hydraulic cylinder 107, and the horizontal folding plate 106 is controlled to rotate relative to the clamp bearing plate 102 by adjusting the extension amount of the angle adjusting hydraulic cylinder 107, so that the horizontal folding plate 106 is always kept in a horizontal state, and the multi-point balance clamp 101 is ensured to be in a horizontal state.
The lifting rail 200 is provided with a travel clamping groove 203, two sides of the clamp bearing plate 102 are symmetrically provided with clamp climbing wheels 109, and the clamp climbing wheels 109 are slidably arranged in the travel clamping groove 203; the lift rail 200 is provided with a travel groove 203, and the jig carrier plate 102 slides on the travel groove 203 by the jig climbing wheel 109 to define a lifting path for lifting the jig assembly 100.
The embodiment further comprises a threaded rod 500, the rear rotating bracket mechanism 400 comprises a worm gear lifter 401 and a rear traveling chassis 402, a lifter base 406 is arranged on the rear traveling chassis 402, the worm gear lifter 401 is rotationally arranged on the lifter base 406, the threaded rod 500 is arranged on the worm gear lifter 401, a lifting threaded hole 108 is further arranged at the bottom of the clamp bearing plate 102, the lifting threaded hole 108 is arranged on the threaded rod 500, the threaded rod 500 is meshed with the lifting threaded hole 108, the clamp bearing plate 102 slides on the threaded rod 500 when the threaded rod 500 rotates, and the threaded rod 500 is parallel to the lifting rail 200; the worm gear lifter 401 drives the threaded rod 500 to rotate when working, so that the lifting clamp assembly 100 is driven to move on the lifting rail 200 with the radome through the lifting threaded hole 108 meshed with the threaded rod 500, and the radome is lifted.
The front lifting bracket mechanism 300 comprises a hydraulic lifting assembly 301 and a front walking chassis 302, the hydraulic lifting assembly 301 is fixedly connected to the front walking chassis 302, the lifting rail 200 is rotatably connected with a piston rod of the hydraulic lifting assembly 301, and the inclination angle of the lifting rail 200 is changed when the piston rod of the hydraulic lifting assembly 301 lifts.
Front travelling wheels 305 are symmetrically arranged on two sides of the front travelling chassis 302, the front travelling wheels 305 are in contact with the ground, front parking support legs 306 are arranged around the front travelling chassis 302, and when the front parking support legs 306 extend out, the front travelling chassis 302 is supported, so that the front travelling wheels 305 are suspended; the front traveling chassis 302 is moved to the position below the mounting position of the radar cover through the front traveling wheels 305 to be fixed, and the front parking support legs 306 are put down to prop up the front traveling chassis 302, so that the front lifting support mechanism 300 is fixed on the ground.
The rear walking chassis 402 is also provided with a track inserting base 405, the lifting rail 200 is rotatably connected with the track inserting base 405, the rear walking chassis 402 is provided with rear walking wheels 403 and rear parking support legs 404, the rear walking wheels 403 are in contact with the ground, and the rear parking support legs 404 support the rear walking chassis 402 when extending out, so that the rear walking wheels 403 are suspended; when the lifting rail 200 rotates, moment is transmitted to the track insertion base 405, a pulling force pointing to the front lifting support mechanism 300 is applied to the rear walking chassis 402, at this time, the rear walking chassis 402 moves to the front lifting support mechanism 300 by means of the rear walking wheels 403, when the lifting rail 200 reaches a preset position, the action of the lifting hydraulic cylinder 303 is stopped, and the rear parking support leg 404 is put down to prop up the rear walking chassis 402, so that the rear rotating support mechanism 400 is fixed on the ground.
The track cartridge base 405 is provided with a screw hole shaft sleeve 407 and a bolt 408, the screw hole shaft sleeve 407 is rotationally connected with the track cartridge base 405, the lifting rail 200 is provided with a bottom cartridge column 201, the bottom cartridge column 201 is inserted into the screw hole shaft sleeve 407, the end face of the bottom cartridge column 201 is provided with a fixing threaded hole 204, the bolt 408 is arranged in the fixing threaded hole 204, the bolt 408 bolts the bottom cartridge column 201 onto the screw hole shaft sleeve 407, and the screw hole shaft sleeve 407 and the bottom cartridge column 201 are bolted through the setting bolt 408.
The lifting rail 200 is also provided with a top shaft sleeve 202, the top end of a piston rod of the lifting hydraulic cylinder 303 is provided with a rail rotating shaft 304, the top shaft sleeve 202 is arranged on the rail rotating shaft 304, and the top shaft sleeve 202 is rotationally connected with the rail rotating shaft 304; when the lifting hydraulic cylinder 303 is lifted, the rail rotation shaft 304 on the lifting hydraulic cylinder 303 is lifted synchronously, and one end of the lifting rail 200 connected with the rail rotation shaft 304 through the top shaft sleeve 202 is lifted synchronously.
An elastic washer is arranged between the screw hole shaft sleeve 407 and the bolt 408, and the elastic washer is arranged between the screw hole shaft sleeve 407 and the bolt 408 to lock the bolt 408.
When the device is specifically used, firstly, the front traveling chassis 302 is moved to the position below the installation position of the radar cover through the front traveling wheels 305, the front parking support legs 306 are put down to support the front traveling chassis 302, at the moment, the front lifting support mechanism 300 is fixed on the ground, then, the lifting hydraulic cylinders 303 are controlled to lift, the track rotating shafts 304 on the lifting hydraulic cylinders 303 synchronously lift, meanwhile, one ends of lifting rails 200 connected with the track rotating shafts 304 through the top shaft sleeves 202 are synchronously lifted, and the lifting rails 200 rotate relative to the front lifting support mechanism 300 by taking the top shaft sleeves 202 as axes; the other end of the lifting rail 200 is connected with a screw hole shaft sleeve 407 through a bottom plug-in column 201, when the lifting rail 200 rotates, torque is transmitted to the screw hole shaft sleeve 407, the screw hole shaft sleeve 407 rotates relative to the rail plug-in base 405, and simultaneously the rear walking chassis 402 is pulled to move towards the position of the front lifting bracket mechanism 300;
because the threaded rod 500 is meshed in the lifting threaded hole 108, the lifting threaded hole 108 is connected to the travel clamping groove 203 through the clamp climbing wheel 109, and therefore, when the lifting rail 200 rotates, the threaded rod 500 drives the worm gear lifter 401 to rotate on the lifter base 406, and the threaded rod 500 and the lifting rail 200 are always kept parallel;
when the top shaft sleeve 202 reaches a preset height, the action of the lifting hydraulic cylinder 303 is stopped, the rear parking support leg 404 is put down to prop up the rear walking chassis 402, the rear rotating support mechanism 400 is fixed on the ground, at the moment, the front lifting support mechanism 300 and the rear rotating support mechanism 400 are fixed in position, the inclination angle between the lifting rail 200 and the horizontal plane is also fixed, and the horizontal folding plate 106 is controlled to rotate by adjusting the extension amount of the angle adjusting hydraulic cylinder 107, so that the horizontal folding plate 106 is parallel to the horizontal plane;
the radome is then placed on the multipoint equalization fixture 101, the radome is clamped by the clamping blocks 104, the pressure on each clamping block 104 is ensured to be equal by the mutually communicated parallel hydraulic cylinders 105, the worm gear lifter 401 is started at the moment, the worm gear lifter 401 drives the threaded rod 500 to rotate, and accordingly the lifting fixture assembly 100 is driven to move on the lifting rail 200 with the radome through the lifting threaded holes 108 meshed with the threaded rod 500, and the lifting of the radome is achieved.
The whole working flow of the invention is just the above, and the step is repeated when the invention is used next time.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
The invention and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the invention as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present invention.
Claims (10)
1. An aircraft weather radome lifting and lifting device, which is characterized in that: the lifting clamp comprises a lifting clamp assembly (100), a lifting rail (200), a front lifting support mechanism (300) and a rear rotating support mechanism (400), wherein the lifting clamp assembly (100) is slidably arranged on the lifting rail (200), one end of the lifting rail (200) is rotatably arranged on the rear rotating support mechanism (400), the other end of the lifting rail is rotatably arranged on the front lifting support mechanism (300), the front lifting support mechanism (300) and the rear rotating support mechanism (400) are arranged on the ground, and the height of one end, connected with the front lifting support mechanism (300), of the lifting rail (200) is higher than that of one end, connected with the rear rotating support mechanism (400), of the lifting rail (200);
the lifting clamp assembly (100) comprises a multipoint equalization clamp (101) and a clamp bearing plate (102), a horizontal folding plate (106) which rotates is arranged on the clamp bearing plate (102), the horizontal folding plate (106) is parallel to the horizontal plane, the multipoint equalization clamp (101) is arranged on the horizontal folding plate (106) along a linear array, the multipoint equalization clamp (101) comprises a connecting arm (103) and a clamping block (104), the connecting arm (103) is arranged on the upper surface of the horizontal folding plate (106), a parallel hydraulic cylinder (105) is arranged at one end, far away from the horizontal folding plate (106), of the connecting arm (103), the clamping block (104) is fixedly connected onto the parallel hydraulic cylinder (105), and the parallel hydraulic cylinders (105) are connected in parallel.
2. An aircraft weather radome lifting and lifting device of claim 1, wherein: the clamp bearing plate (102) is further provided with an angle adjusting hydraulic cylinder (107), the angle adjusting hydraulic cylinder (107) is located below the horizontal folding plate (106), a piston rod of the angle adjusting hydraulic cylinder (107) is connected with the lower surface of the horizontal folding plate (106), and the piston rod of the angle adjusting hydraulic cylinder (107) drives the horizontal folding plate (106) to rotate on the clamp bearing plate (102) when moving.
3. An aircraft weather radome lifting and lifting device of claim 2, wherein: the lifting rail (200) is provided with a travel clamping groove (203), clamp climbing wheels (109) are symmetrically arranged on two sides of the clamp bearing plate (102), and the clamp climbing wheels (109) are slidably arranged in the travel clamping groove (203).
4. An aircraft weather radome lifting and lifting device of claim 3, wherein: still include threaded rod (500), rearmounted runing rest mechanism (400) include worm gear lift (401) and rearmounted walking chassis (402), be equipped with lift base (406) on rearmounted walking chassis (402), worm gear lift (401) rotate locate on lift base (406), threaded rod (500) are located on worm gear lift (401), the bottom of anchor clamps loading board (102) still is equipped with lift screw hole (108), on threaded rod (500) are located in lift screw hole (108), threaded rod (500) and lift screw hole (108) intermeshing, anchor clamps loading board (102) slide on threaded rod (500) when threaded rod (500) are rotatory, threaded rod (500) remain parallel with lifting rail (200).
5. An aircraft weather radome lifting and lifting device of claim 4, wherein: the front lifting support mechanism (300) comprises a hydraulic lifting assembly (301) and a front walking chassis (302), the hydraulic lifting assembly (301) is fixedly connected to the front walking chassis (302), the lifting rail (200) is rotatably connected with a piston rod of the hydraulic lifting assembly (301), and the inclination angle of the lifting rail (200) is changed when the piston rod of the hydraulic lifting assembly (301) is lifted.
6. An aircraft weather radome lifting and lifting device of claim 5, wherein: front travelling wheels (305) are symmetrically arranged on two sides of the front travelling chassis (302), the front travelling wheels (305) are in contact with the ground, front parking supporting legs (306) are arranged around the front travelling chassis (302), and the front travelling chassis (302) is supported when the front parking supporting legs (306) extend out, so that the front travelling wheels (305) are suspended.
7. An aircraft weather radome lifting and lifting device of claim 6, wherein: the novel lifting device is characterized in that a track inserting base (405) is further arranged on the rear walking chassis (402), the lifting rail (200) is rotatably connected with the track inserting base (405), a rear walking wheel (403) and a rear parking supporting leg (404) are arranged on the rear walking chassis (402), the rear walking wheel (403) is in contact with the ground, and the rear parking supporting leg (404) supports the rear walking chassis (402) when extending out, so that the rear walking wheel (403) is suspended.
8. An aircraft weather radome lifting and lifting device of claim 7, wherein: be equipped with screw axle sleeve (407) and bolt (408) on track cartridge base (405), rotate between screw axle sleeve (407) and track cartridge base (405) and be connected, be equipped with bottom cartridge post (201) on lift rail (200), bottom cartridge post (201) are inserted and are located in screw axle sleeve (407), be equipped with fixed screw hole (204) on the terminal surface of bottom cartridge post (201), in fixed screw hole (204) were located to bolt (408), bolt (408) bolt bottom cartridge post (201) on screw axle sleeve (407).
9. An aircraft weather radome lifting and lifting device of claim 8, wherein: the lifting rail (200) is further provided with a top shaft sleeve (202), the front lifting support mechanism (300) further comprises a lifting hydraulic cylinder (303), the top end of a piston rod of the lifting hydraulic cylinder (303) is provided with a track rotating shaft (304), the top shaft sleeve (202) is arranged on the track rotating shaft (304), and the top shaft sleeve (202) is rotationally connected with the track rotating shaft (304).
10. An aircraft weather radome lifting and lifting device of claim 9, wherein: an elastic washer is arranged between the screw hole shaft sleeve (407) and the bolt (408).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311792867.0A CN117486120A (en) | 2023-12-25 | 2023-12-25 | Lifting equipment for aircraft weather radome |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311792867.0A CN117486120A (en) | 2023-12-25 | 2023-12-25 | Lifting equipment for aircraft weather radome |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117486120A true CN117486120A (en) | 2024-02-02 |
Family
ID=89678560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311792867.0A Pending CN117486120A (en) | 2023-12-25 | 2023-12-25 | Lifting equipment for aircraft weather radome |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117486120A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203461786U (en) * | 2013-08-05 | 2014-03-05 | 山东豪迈机械制造有限公司 | Light movable lifting platform |
| CN110761702A (en) * | 2019-09-30 | 2020-02-07 | 广州飞机维修工程有限公司 | Aircraft engine maintenance work ladder |
| CN112209309A (en) * | 2020-09-17 | 2021-01-12 | 安徽鼎恒实业集团有限公司 | Can lift by crane supplementary prosthetic lifting device of rail vehicle wheel pair |
| CN112811348A (en) * | 2020-12-31 | 2021-05-18 | 咸宁楚海科技有限公司 | Turnover mechanism used on production line |
-
2023
- 2023-12-25 CN CN202311792867.0A patent/CN117486120A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203461786U (en) * | 2013-08-05 | 2014-03-05 | 山东豪迈机械制造有限公司 | Light movable lifting platform |
| CN110761702A (en) * | 2019-09-30 | 2020-02-07 | 广州飞机维修工程有限公司 | Aircraft engine maintenance work ladder |
| CN112209309A (en) * | 2020-09-17 | 2021-01-12 | 安徽鼎恒实业集团有限公司 | Can lift by crane supplementary prosthetic lifting device of rail vehicle wheel pair |
| CN112811348A (en) * | 2020-12-31 | 2021-05-18 | 咸宁楚海科技有限公司 | Turnover mechanism used on production line |
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