CN112296648A - All-direction adjusting mounting structure for fixed bridge head of boarding bridge - Google Patents
All-direction adjusting mounting structure for fixed bridge head of boarding bridge Download PDFInfo
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- CN112296648A CN112296648A CN202011120405.0A CN202011120405A CN112296648A CN 112296648 A CN112296648 A CN 112296648A CN 202011120405 A CN202011120405 A CN 202011120405A CN 112296648 A CN112296648 A CN 112296648A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/10—Aligning parts to be fitted together
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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
- B64F1/30—Ground or aircraft-carrier-deck installations for embarking or disembarking passengers
- B64F1/305—Bridges extending between terminal building and aircraft, e.g. telescopic, vertically adjustable
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Abstract
The invention discloses an all-direction adjusting boarding bridge fixed bridgehead mounting structure which comprises a boarding bridge head, wherein a bottom plate is arranged below the boarding bridge head, the upper surface of the bottom plate is in limited rotary connection with a first shaft, a first gear is fixedly sleeved on the surface of the first shaft, a gear rod is meshed with the rear side of the first gear, the right end of the gear rod is fixedly connected with a rectangular rod, and the upper surface, close to the right side, of the bottom plate is fixedly connected with a supporting frame. The invention solves the problems that in the actual use process, because the position of the traditional boarding bridge head in the horizontal and vertical directions needs to be continuously adjusted before the traditional boarding bridge head is connected with the cabin door of the airplane, the best installation and matching can be achieved, passengers can feel more comfortable when passing, and during the adjustment period, because the distance of the boarding bridge head is long, errors are easy to generate in operation and adjustment, the boarding bridge head is easy to collide with the cabin door of the airplane, economic losses are caused, and inconvenience is brought to use.
Description
Technical Field
The invention relates to the technical field of boarding bridge assembly and adjustment equipment, in particular to a fixed bridge head mounting structure of an all-directionally adjusted boarding bridge.
Background
The airport is used for connecting a movable lifting channel between a waiting hall and an airplane. Each airport has a plurality of boarding bridge positions, namely bridges for connecting a terminal building and airplane doors. One end of the gate is connected with a certain gate of the terminal building, and the other end is buckled on the door of the airplane, so that passengers can enter the airplane through the corresponding gate. The passenger ladder car has the same function as the boarding bridge and aims the ladder opening at the door of the airplane when passengers get on or off the airplane. At present, a plurality of airports are provided with boarding bridges, so that passengers can be prevented from being attacked by rain, snow and strong wind when boarding and disembarking. The boarding bridge is used as a tool for connecting a waiting hall with an airplane and is mainly used for conveying passengers and goods through contraction and lifting;
however, in the actual use process, because the position of the traditional boarding bridge head in the horizontal and vertical directions needs to be continuously adjusted before being connected with the airplane cabin door, the best installation and matching can be achieved, passengers can feel more comfortable when passing, and during the adjustment period, because the distance of the boarding bridge head is long, errors are easy to generate in operation and adjustment, the boarding bridge head is easy to collide with the cabin door of the airplane, economic losses are caused, and inconvenience is brought to use.
Disclosure of Invention
The invention aims to provide an all-direction adjusting boarding bridge fixed bridgehead mounting structure, which has the advantages of horizontal rotation adjustment, vertical rotation adjustment and height adjustment and solves the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: the mounting structure comprises a boarding bridge head, a base plate is arranged below the boarding bridge head, a first shaft is connected to the upper surface of the base plate in a limiting and rotating mode, a first gear is fixedly sleeved on the surface of the first shaft, a gear rod is meshed with the rear side of the first gear, and a rectangular rod is fixedly connected to the right end of the gear rod.
The upper surface of the bottom plate close to the right side is fixedly connected with a supporting frame, the two sides of the supporting frame are respectively provided with a through hole and are connected with a second shaft in a limiting and rotating manner through the through holes, the left end of the second shaft is provided with a rectangular hole and is connected with the surface of a rectangular rod in a sliding manner through the rectangular hole, the surface of the second shaft is fixedly sleeved with a cylindrical cam, the inner wall of the supporting frame is connected with a first sliding plate in a limiting and sliding manner on the left and right sides, the surface of the first sliding plate is connected with a transmission rod in a penetrating manner, the rear end of the transmission rod is connected with the inner wall of an outer contour sliding groove on the cylindrical cam in a sliding manner, the top of the inner wall of the supporting frame is fixedly connected with a positioning plate, the front side of the positioning plate is connected with a rotating arm in a rotating manner through a pin shaft, the, the surfaces of the two sliding blocks are respectively connected with the inner walls of the corresponding guide through grooves in a sliding mode, the upper surface of the second sliding plate is fixedly connected with a supporting rod, the top of the supporting rod penetrates through the upper surface of the supporting frame and is fixedly connected with an auxiliary transmission device, the upper surface of the auxiliary transmission device is fixedly connected with the lower surface of the boarding bridge head, and the surface of the auxiliary transmission device is fixedly connected with a lifting device.
Preferably, the auxiliary transmission device comprises a transmission ring, the top of the support rod is fixedly connected with the lower surface of the transmission ring, the inner wall of the transmission ring is in limited rotary connection with a rotary table, the upper surface of the rotary table is fixedly connected with a toothed plate, the top of the first shaft penetrates through the turntable and is fixedly connected with a carrier plate, the upper surface of the carrier plate is fixedly connected with two symmetrical side plates, a through hole is arranged on the side surface of the side plate and is connected with a third shaft in a limiting and rotating way through the through hole, a second gear is fixedly sleeved on the surface of the third shaft close to the end part, the rear side of the second gear is meshed with teeth on the front side of the toothed plate, the surface of the toothed plate penetrates through the upper surface of the carrier plate and is in sliding connection with the carrier plate, the upper surface of the third shaft is fixedly connected with a sleeve, the inner wall of the sleeve is in limited sliding connection with a support column, and the top of the support column is fixedly connected with the lower surface of the boarding bridge head.
Preferably, the lifting device comprises a cylindrical shell, the surface of the cylindrical shell is fixedly connected with one side of the side plate close to the sleeve, the surface of the third shaft penetrates through the cylindrical shell and is rotatably connected with the cylindrical shell, the surface of the cylindrical shell is connected with an air duct in a penetrating manner, one end of the air duct far away from the cylindrical shell penetrates through the sleeve and is fixedly connected with the sleeve, the inner wall of the sleeve close to the bottom is provided with an air bag, the top of the air duct penetrates through the air bag and is fixedly connected with the air bag, the inner wall of the cylindrical shell is fixedly connected with a partition plate, the partition plate penetrates through the third shaft and is slidably connected with the third shaft, an air inlet hole and an air outlet hole are formed in the arc contour of the cylindrical shell, the inner wall of the air outlet hole is fixedly connected with a first air check valve, one end of the air duct far, the surface of the third shaft is fixedly connected with a piston plate, a placing hole is formed in the surface of the piston plate, and the inner wall of the placing hole is fixedly connected with a second air check valve.
Preferably, the number of the piston plates is two, and the two piston plates are symmetrically arranged on the central axis of the shaft III.
Preferably, the upper and lower inner walls of the air bag are fixedly connected with compression springs.
Preferably, the inner wall of the air inlet hole is fixedly connected with a filter screen.
Preferably, an annular groove is formed in the arc-shaped profile of the rotating disc, and the inner wall of the transmission ring is movably connected with the inner wall of the annular groove.
Preferably, one end of the piston plate, which is far away from the shaft III, is an arc-shaped surface, and the piston plate is connected with the inner wall of the cylindrical shell in a sliding manner through the arc-shaped surface on the piston plate.
Compared with the prior art, the invention has the following beneficial effects: the invention provides a support for the whole device through the bottom plate; the gear rod on the left end of the rectangular rod can synchronously move left and right by driving the rectangular rod to move left and right in the shaft II, fixed-axis rotation of the gear I and the shaft I on the bottom plate is realized under the left-right movement driving of the gear rod, and the boarding bridge head is finally rotated and adjusted in the horizontal direction through the rotation adjustment of the shaft I and the transmission of the auxiliary transmission device;
when the rectangular rod is driven to rotate, the rectangular rod is matched with the rectangular through hole on the second shaft, so that the second shaft drives the cylindrical cam to perform limited rotation in the supporting frame;
as shown in the figure, after the cylindrical cam rotates, the transmission rod is fixed on the first sliding plate, and the first sliding plate can only perform left-right limited sliding in the inner wall of the support frame, so that the sliding groove on the outer contour of the cylindrical cam and the rear end of the transmission rod generate relative sliding, and under the guidance of the sliding groove on the outer contour of the cylindrical cam, the transmission rod drives the first sliding plate to perform left-right reciprocating sliding in the support frame along with the continuous rotation of the cylindrical cam;
when the first sliding plate moves leftwards in the supporting frame, the sliding block at the right end of the rotating arm can move upwards in the guide through groove on the first sliding plate, and synchronously, the rotating arm at the left end of the rotating arm can move leftwards in the guide through groove on the second sliding plate;
similarly, when the first sliding plate moves rightwards in the supporting frame, the second sliding plate drives the supporting rod to move upwards synchronously;
the boarding bridge head can be subjected to pitching adjustment in the vertical direction through the lifting movement of the supporting rod under the transmission matching of the auxiliary transmission device; rotation adjustment in the horizontal direction and vertical independent adjustment and control can realize more accurate and fine adjustment and control; considering that the boarding bridge head is heavy, when the rectangular rod is driven, a motor and a hydraulic push rod can be adopted for driving, so that the labor is saved and the efficiency is high;
through the setting of lifting device, air can be continuously inhaled for the boarding bridge head can accomplish the rising regulation under the cooperation with auxiliary transmission, can cooperate to rotate and realize more complicated position and adjust, satisfies the complicated demand of during operation.
Through the cooperation use between the above-mentioned structure, solved in the in-service use process, because traditional bridge head of boarding needs continuous adjustment horizontal and the ascending position in vertical direction before being connected with aircraft hatch door department, just can arrive the best installation cooperation, the passenger also can be more comfortable when current, during the adjustment, because the distance of bridge head of boarding is far away, it is easy to produce the error in the operation adjustment, easy and the hatch door department of aircraft takes place to collide with, cause economic loss, the problem of inconvenience is brought for the use.
Drawings
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a front view of the drive ring of the present invention;
FIG. 3 is a front cross-sectional view of the sleeve of the present invention;
FIG. 4 is a left side cross-sectional view of the cylindrical housing of the present invention;
FIG. 5 is a front view of the annular groove of the present invention.
In the figure: 1. a base plate; 2. a first shaft; 3. a first gear; 4. a gear lever; 5. a rectangular bar; 6. a support frame; 7. a second shaft; 8. a cylindrical cam; 9. a first sliding plate; 10. a transmission rod; 11. positioning a plate; 12. a rotating arm; 13. a slider; 14. a second sliding plate; 15. a guide through groove; 16. a support bar; 17. an auxiliary transmission; 18. a boarding bridge head; 19. a lifting device; 20. a drive ring; 21. a turntable; 22. a toothed plate; 23. a carrier plate; 24. a side plate; 25. a third shaft; 26. a second gear; 27. a sleeve; 28. a support pillar; 29. a cylindrical housing; 30. an air duct; 31. an air bag; 32. a partition plate; 33. an air inlet; 34. an air outlet; 35. a first air check valve; 36. a piston plate; 37. placing holes; 38. a second air check valve; 39. a pressure spring; 40. a filter screen; 41. an annular groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 5, the present invention provides a technical solution: a fixed bridge head mounting structure of a boarding bridge capable of being adjusted in all directions comprises a boarding bridge head 18, wherein a bottom plate 1 is arranged below the boarding bridge head 18, and the bottom plate 1 is used for providing support for the whole device; the boarding bridge head 18 is arranged at the end of the boarding bridge and is connected with the boarding bridge through a pin shaft, the first shaft 2 is connected with the upper surface of the bottom plate 1 in a limiting and rotating mode, the first gear 3 is fixedly sleeved on the surface of the first shaft 2, the gear rod 4 is meshed with the rear side of the first gear 3, the first gear 3 and the first shaft 2 rotate on the bottom plate 1 in a fixed shaft mode under the driving of the left-right movement of the gear rod 4, the rotation adjustment of the first shaft 2 is achieved, and the rotation adjustment of the boarding bridge head 18 in the horizontal direction is achieved finally through the transmission of the auxiliary transmission device 17.
The right end of the gear rod 4 is fixedly connected with a rectangular rod 5;
be close to the last fixed surface on right side on the bottom plate 1 and be connected with carriage 6, the through-hole has all been seted up and has been connected with axle two 7 through the spacing rotation of through-hole to the both sides of carriage 6, and the left end of axle two 7 has been seted up the rectangular hole and has been connected through the surperficial sliding connection of rectangular hole and rectangular rod 5, moves about in axle two 7 through drive rectangular rod 5 for gear lever 4 on the 5 left ends of rectangular rod can move about in step.
When the rectangular rod 5 is driven to rotate, the rectangular rod 5 is matched with the rectangular through hole in the second shaft 7, so that the second shaft 7 carries the cylindrical cam 8 to perform limited rotation in the supporting frame 6.
The surface of the second shaft 7 is fixedly sleeved with a cylindrical cam 8, the inner wall of the support frame 6 is connected with a first sliding plate 9 in a left-right limiting sliding mode, the surface of the first sliding plate 9 is connected with a transmission rod 10 in a penetrating mode, the rear end of the transmission rod 10 is connected with the inner wall of an outer contour sliding groove in the cylindrical cam 8 in a sliding mode, as shown in figure 1, after the cylindrical cam 8 rotates, the first sliding plate 9 can only slide in the inner wall of the support frame 6 in a left-right limiting mode due to the fact that the transmission rod 10 is fixed on the first sliding plate 9, the sliding groove in the outer contour of the cylindrical cam 8 and the rear end of the transmission rod 10 slide relatively, and under the guiding of the outer contour sliding groove in the cylindrical cam 8, the transmission rod 10 drives the first sliding plate 9.
The top of the inner wall of the support frame 6 is fixedly connected with a positioning plate 11, the front side of the positioning plate 11 is rotatably connected with a rotating arm 12 through a pin shaft, the rear sides of the rotating arm 12 close to the two ends are both in limited rotation connection with sliders 13, the left side of the inner wall of the support frame 6 is in upper and lower limited sliding connection with a second sliding plate 14, the front sides of the second sliding plate 14 and the first sliding plate 9 are both provided with guide through grooves 15, the surfaces of the two sliders 13 are respectively in sliding connection with the inner walls of the corresponding guide through grooves 15, the upper surface of the second sliding plate 14 is fixedly connected with a support rod 16, when the first sliding plate 9 moves leftwards in the support frame 6, the slider 13 at the right end of the rotating arm 12 can move upwards in the guide through groove 15 on the first sliding plate 9, synchronously, the rotating arm 12 at the left end of the rotating arm 12 can move leftwards in the guide through groove, the motion track of the second sliding plate 14 is limited, and the second sliding plate 14 moves downwards under the guidance of the sliding block 13 at the left end of the rotating arm 12, and the support rod 16 moves downwards synchronously.
Similarly, when the first sliding plate 9 moves to the right in the supporting frame 6, the second sliding plate 14 moves upwards with the supporting rod 16.
The top of the supporting rod 16 penetrates through the upper surface of the supporting frame 6 and is fixedly connected with an auxiliary transmission device 17, and the boarding bridge head 18 can be subjected to pitching adjustment in the vertical direction under the transmission matching of the auxiliary transmission device 17 through the lifting movement of the supporting rod 16; rotation adjustment in the horizontal direction and vertical independent adjustment and control can realize more accurate and fine adjustment and control; considering that the boarding bridge head 18 has a large weight, when the rectangular rod 5 is driven, a motor and a hydraulic push rod can be used for driving, so that the boarding bridge head is labor-saving and efficient.
The auxiliary transmission device 17 comprises a transmission ring 20, the top of the support rod 16 is fixedly connected with the lower surface of the transmission ring 20, the inner wall of the transmission ring 20 is connected with a rotary table 21 in a limiting and rotating manner, the upper surface of the rotary table 21 is fixedly connected with a toothed plate 22, the top of the first shaft 2 penetrates through the rotary table 21 and is fixedly connected with the carrier plate 23, the upper surface of the carrier plate 23 is fixedly connected with two symmetrical side plates 24, the side surfaces of the side plates 24 are provided with through holes and are connected with a third shaft 25 in a limiting and rotating manner through the through holes, the surface of the third shaft 25, which is close to the end, is fixedly sleeved with a second gear 26, the rear side of the second gear 26 is meshed with teeth on the front side of the toothed plate 22, the surface of the toothed plate 22 penetrates through the upper surface of the carrier plate 23 and is slidably connected with the carrier plate 23, the upper surface of the third.
When the boarding bridge is used, the top carrier plate 23 is driven to rotate through the rotation of the first shaft 2, and the boarding bridge head 18 is finally rotated in the horizontal direction through the cooperation of the side plate 24, the sleeve 27 and the supporting column 28;
the synchronous lifting of the transmission ring 20 is driven by the lifting of the support rod 16, and the turntable 21 and the transmission ring 20 are in a limit rotating relationship, namely, the turntable 21 can only rotate in the transmission ring 20, and when the transmission ring 20 is lifted, the turntable 21 can also lift synchronously.
As shown in fig. 2, when the turntable 21 moves upwards, the tooth plate 22 moves upwards in the same step, and after the tooth plate 22 penetrates through the carrier plate 23, the movement track of the tooth plate is limited, so as to achieve the effect of stable lifting.
With the stable lifting of the toothed plate 22, the gear two 26 with the shaft three 25 performs stable reciprocating rotation on the side plate 24, and through the transmission of the shaft three 25, the sleeve 27 arranged on the upper surface of the shaft three 25 also performs reciprocating rotation with the boarding bridge head 18 through the support column 28, namely, the pitch adjustment in the vertical direction is realized. So far, the regulation in horizontal and vertical direction all can be accomplished, through mutually supporting, can realize omnidirectional regulation effect, makes the boarding bridge 18 can be more convenient with the installation cooperation of aircraft hatch door department.
An annular groove 41 is formed on the arc-shaped profile of the rotating disc 21, and the inner wall of the transmission ring 20 is movably connected with the inner wall of the annular groove 41.
Through the opening of the annular groove 41 on the arc-shaped profile of the turntable 21, a more stable limit rotation connection relationship can be formed between the transmission ring 20 and the turntable 21.
The upper surface of the auxiliary transmission device 17 is fixedly connected with the lower surface of the boarding bridge head 18, and the surface of the auxiliary transmission device 17 is fixedly connected with a lifting device 19.
Through the arrangement of the lifting device 19, air can be continuously sucked, under the matching of the lifting device and the auxiliary transmission device 17, the boarding bridge head 18 can complete lifting adjustment, more complex direction adjustment can be realized through matching rotation, and the complex requirements in actual work are met.
The lifting device 19 comprises a cylindrical shell 29, the surface of the cylindrical shell 29 is fixedly connected with one side of the side plate 24 close to the sleeve 27, the surface of the third shaft 25 penetrates through the cylindrical shell 29 and is rotatably connected with the cylindrical shell 29, the surface of the cylindrical shell 29 is connected with an air guide pipe 30 in a penetrating way, one end of the air guide pipe 30 far away from the cylindrical shell 29 penetrates through the sleeve 27 and is fixedly connected with the sleeve 27, the inner wall of the sleeve 27 close to the bottom is provided with an air bag 31, the top of the air guide pipe 30 penetrates through the air bag 31 and is fixedly connected with the air bag 31, the inner wall of the cylindrical shell 29 is fixedly connected with a partition plate 32, the partition plate 32 is penetrated through by the third shaft 25 and is slidably connected with the third shaft 25, the arc-shaped profile of the cylindrical shell 29 is provided with an air inlet 33 and an air outlet 34, the inner wall of the air outlet 34 is fixedly connected with, a piston plate 36 is fixedly connected to the surface of the third shaft 25, a placing hole 37 is formed in the surface of the piston plate 36, and a second air check valve 38 is fixedly connected to the inner wall of the placing hole 37.
In use, as shown in figure 4, the reciprocating rotation of the shaft three 25 causes the reciprocating rotation of the piston plate 36 within the cylindrical housing 29. When the third shaft 25 rotates clockwise, the space B is compressed continuously, the air pressure in the space B is increased continuously, high-pressure air is forced to be sprayed out through the first air one-way valve 35, and the sprayed air is transferred into the air bag 31 through the transmission of the air guide pipe 30; when the third shaft 25 drives the piston plate 36 to rotate anticlockwise, the space B in the process is continuously increased, after the air in the third shaft is transferred, the air pressure in the third shaft is reduced under the condition that the space is increased, the third shaft is in a negative pressure state relative to the outside air, the outside air enters the space A through the air inlet hole 33 at the moment, then enters the space B through the second air one-way valve 38 in the placement hole 37 to realize the transfer of the outside air, and then the third shaft 25 drives the second gear 26 to rotate clockwise to transfer the air in the space A into the air guide pipe 30 through the first air one-way valve 35 and the air sac 31; namely, the third shaft 25 continuously reciprocates, so that the outside air continuously enters the air bag 31, the supporting column 28 moves upwards in the sleeve 27 through the expansion of the air bag 31, and the boarding bridge head 18 on the supporting column 28 moves upwards along with the upward movement, so that the ascending adjustment of the boarding bridge head 18 is realized, and the more complex use requirements can be met in the actual use process. In the actual use process, an air valve needs to be arranged on the air bag 31, so that the air in the air bag 31 can be conveniently discharged after the use is finished.
The number of the piston plates 36 is two, and the two piston plates 36 are symmetrically arranged around the central axis of the third shaft 25; two piston plates 36 correspond to the two air inlet holes 33, the two air outlet holes 34, the two air one-way valves I35, the two piston plates 36, the two placing holes 37 and the two air one-way valves II 38, so that more efficient gas collection operation is realized;
the gas collection operation needs to enable the third shaft 25 to continuously rotate in a reciprocating mode, the continuous process is achieved, and the third shaft 25 rotates in a reciprocating mode once, so that pitching adjustment of the boarding bridge head 18 in the vertical direction can be achieved, and the pitching adjustment in the vertical direction and the gas collection operation cannot be mutually interfered and influenced.
The upper and lower inner walls of the airbag 31 are fixedly connected with compression springs 39, and the arrangement of the compression springs 39 in the airbag 31 can prevent the support column 28 from falling quickly to damage the airbag 31 and prolong the service life through the elastic support of the compression springs 39 when the gas in the airbag 31 is released.
The inner wall of the air inlet 33 is fixedly connected with a filter screen 40.
Through the setting of filter screen 40 on the inlet port 33 inner wall, can filter the air that the external world absorbed, when avoiding long-term the use, the dust appears a large amount of accumulations in gasbag 31.
The end of piston plate 36 remote from shaft three 25 is an arc-shaped surface, and piston plate 36 is slidably connected with the inner wall of cylindrical housing 29 through the arc-shaped surface.
Through the setting of arcwall face on the piston plate 36, when guaranteeing the sealed effect of contact with cylindrical housing 29 inner wall, can make the slip between piston plate 36 and cylindrical housing 29 inner wall more smooth.
The working principle is as follows: when the mounting structure of the fixed bridgehead of the all-direction adjusting boarding bridge is used, the whole device is supported by the bottom plate 1; the gear rod 4 on the left end of the rectangular rod 5 can synchronously move left and right by driving the rectangular rod 5 to move left and right in the shaft II 7, the fixed-axis rotation of the gear I3 and the shaft I2 on the bottom plate 1 is realized under the left-right movement driving of the gear rod 4, and the rotation adjustment of the boarding bridge head 18 in the horizontal direction is finally realized through the rotation adjustment of the shaft I2 and the transmission of the auxiliary transmission device 17; when the rectangular rod 5 is driven to rotate, the rectangular rod 5 is matched with the rectangular through hole in the second shaft 7, so that the second shaft 7 drives the cylindrical cam 8 to perform limited rotation in the supporting frame 6; as shown in fig. 1, after the cylindrical cam 8 rotates, since the transmission rod 10 is fixed on the sliding plate one 9, the sliding plate one 9 can only perform left-right limited sliding in the inner wall of the support frame 6, so that the sliding groove on the outer contour of the cylindrical cam 8 and the rear end of the transmission rod 10 generate relative sliding, and under the guidance of the outer contour sliding groove on the cylindrical cam 8, the transmission rod 10 carries the sliding plate one 9 to perform left-right reciprocating sliding in the support frame 6 along with the continuous rotation of the cylindrical cam 8; when the first sliding plate 9 moves leftwards in the supporting frame 6, the sliding block 13 at the right end of the rotating arm 12 moves upwards in the guide through groove 15 on the first sliding plate 9, and synchronously, the rotating arm 12 at the left end of the rotating arm 12 moves leftwards in the guide through groove 15 on the second sliding plate 14, and because the supporting rod 16 can only perform lifting motion on the upper surface of the supporting frame 6, the motion track of the second sliding plate 14 can be limited, meanwhile, the second sliding plate 14 moves downwards under the guide of the sliding block 13 at the left end of the rotating arm 12, and the supporting rod 16 also moves downwards synchronously; similarly, when the first sliding plate 9 moves to the right in the supporting frame 6, the second sliding plate 14 moves upwards with the supporting rod 16 synchronously; by the lifting movement of the supporting rod 16, the boarding bridge head 18 can be subjected to pitch adjustment in the vertical direction under the transmission coordination of the auxiliary transmission device 17; rotation adjustment in the horizontal direction and vertical independent adjustment and control can realize more accurate and fine adjustment and control; considering that the boarding bridge head 18 is heavy, when the rectangular rod 5 is driven, a motor and a hydraulic push rod can be adopted for driving, so that the labor is saved and the efficiency is high; through the arrangement of the lifting device 19, air can be continuously sucked, the boarding bridge head 18 can complete lifting adjustment under the matching with the auxiliary transmission device 17, more complex azimuth adjustment can be realized through matching rotation, and complex requirements in actual work are met; through the cooperation use between the above-mentioned structure, solved in the in-service use process, because traditional bridge head of boarding needs continuous adjustment horizontal and the ascending position in vertical direction before being connected with aircraft hatch door department, just can arrive the best installation cooperation, the passenger also can be more comfortable when current, during the adjustment, because the distance of bridge head of boarding is far away, it is easy to produce the error in the operation adjustment, easy and the hatch door department of aircraft takes place to collide with, cause economic loss, the problem of inconvenience is brought for the use.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a fixed bridgehead mounting structure of all-round boarding bridge of adjusting, includes boarding bridgehead (18), its characterized in that: a bottom plate (1) is arranged below the boarding bridge head (18), a first shaft (2) is connected to the upper surface of the bottom plate (1) in a limiting and rotating mode, a first gear (3) is fixedly sleeved on the surface of the first shaft (2), a gear rod (4) is meshed with the rear side of the first gear (3), and a rectangular rod (5) is fixedly connected to the right end of the gear rod (4);
the upper surface of the bottom plate (1) close to the right side is fixedly connected with a supporting frame (6), through holes are formed in the two sides of the supporting frame (6) and are connected with a second shaft (7) in a limiting and rotating mode through the through holes, a rectangular hole is formed in the left end of the second shaft (7) and is connected with a rectangular rod (5) in a surface sliding mode through the rectangular hole, a cylindrical cam (8) is sleeved on the surface of the second shaft (7) in a fixed mode, a first sliding plate (9) is connected to the left end and the right end of the inner wall of the supporting frame (6) in a limiting and sliding mode, a transmission rod (10) penetrates through the surface of the first sliding plate (9), the rear end of the transmission rod (10) is connected with the inner wall of an outer contour sliding groove in the cylindrical cam (8) in a sliding mode, a positioning plate (11) is fixedly connected to, the boarding bridge is characterized in that sliders (13) are connected to the rotating arm (12) in a limiting and rotating mode close to the rear sides of the two ends, a sliding plate II (14) is connected to the left side of the inner wall of the supporting frame (6) in a limiting and sliding mode, guiding through grooves (15) are formed in the front sides of the sliding plate II (14) and the sliding plate I (9), the surfaces of the two sliders (13) are connected with the inner wall of the corresponding guiding through groove (15) in a sliding mode respectively, a supporting rod (16) is fixedly connected to the upper surface of the sliding plate II (14), the top of the supporting rod (16) penetrates through the upper surface of the supporting frame (6) and is fixedly connected with an auxiliary transmission device (17), the upper surface of the auxiliary transmission device (17) is fixedly connected with the lower surface of the boarding bridge head (18), and the surface of the.
2. The fixed bridge nose mounting structure of an all-round adjusting boarding bridge of claim 1, characterized in that: the auxiliary transmission device (17) comprises a transmission ring (20), the top of the supporting rod (16) is fixedly connected with the lower surface of the transmission ring (20), the inner wall of the transmission ring (20) is connected with a turntable (21) in a limiting and rotating manner, the upper surface of the turntable (21) is fixedly connected with a toothed plate (22), the top of the first shaft (2) penetrates through the turntable (21) and is fixedly connected with a carrier plate (23), the upper surface of the carrier plate (23) is fixedly connected with two symmetrical side plates (24), the side surface of each side plate (24) is provided with a through hole and is connected with a third shaft (25) in a limiting and rotating manner through the through hole, the surface of the third shaft (25) close to the end part is fixedly sleeved with a second gear (26), the rear side of the second gear (26) is meshed with teeth on the front side of the toothed plate (22), the surface of the toothed plate (22) penetrates through the upper surface of the carrier plate (, the upper surface of the third shaft (25) is fixedly connected with a sleeve (27), the inner wall of the sleeve (27) is in limited sliding connection with a support column (28), and the top of the support column (28) is fixedly connected with the lower surface of the boarding bridge head (18).
3. The fixed bridge nose mounting structure of an all-round adjusting boarding bridge of claim 1, characterized in that: the lifting device (19) comprises a cylindrical shell (29), one side of the surface of the cylindrical shell (29) and a side plate (24) is fixedly connected with one side close to a sleeve (27), the surface of a shaft III (25) penetrates through the cylindrical shell (29) and is rotatably connected with the cylindrical shell (29), the surface of the cylindrical shell (29) is connected with an air duct (30) in a penetrating manner, one end, far away from the cylindrical shell (29), of the air duct (30) penetrates through the sleeve (27) and is fixedly connected with the sleeve (27), an air bag (31) is arranged on the inner wall, close to the bottom, of the sleeve (27), the top of the air duct (30) penetrates through the air bag (31) and is fixedly connected with the air bag (31), a partition plate (32) is fixedly connected with the inner wall of the cylindrical shell (29), and the partition plate (32) is penetrated through by the shaft III (25) and is slidably connected with, the air bag air-conditioning device is characterized in that an air inlet hole (33) and an air outlet hole (34) are formed in the arc-shaped outline of the cylindrical shell (29), a first air check valve (35) is fixedly connected to the inner wall of the air outlet hole (34), one end, far away from the air bag (31), of the air guide tube (30) is fixedly connected with the arc-shaped outline of the cylindrical shell (29) close to the air outlet hole (34), a piston plate (36) is fixedly connected to the surface of the third shaft (25), a placement hole (37) is formed in the surface of the piston plate (36), and a second air check valve (38) is fixedly connected to the inner wall of the placement hole (.
4. The fixed bridge nose mounting structure of an all-round adjusting boarding bridge of claim 3, characterized in that: the number of the piston plates (36) is two, and the two piston plates (36) are symmetrically arranged with the central axis of the shaft III (25).
5. The fixed bridge nose mounting structure of an all-round adjusting boarding bridge of claim 3, characterized in that: the upper inner wall and the lower inner wall of the air bag (31) are fixedly connected with a pressure spring (39).
6. The fixed bridge nose mounting structure of an all-round adjusting boarding bridge of claim 3, characterized in that: the inner wall of the air inlet hole (33) is fixedly connected with a filter screen (40).
7. The fixed bridge nose mounting structure of an all-round adjusting boarding bridge of claim 2, characterized in that: an annular groove (41) is formed in the arc-shaped outline of the turntable (21), and the inner wall of the transmission ring (20) is movably connected with the inner wall of the annular groove (41).
8. The fixed bridge nose mounting structure of an all-round adjusting boarding bridge of claim 3, characterized in that: one end of the piston plate (36) far away from the third shaft (25) is an arc-shaped surface, and the piston plate (36) is connected with the inner wall of the cylindrical shell (29) in a sliding mode through the arc-shaped surface on the piston plate.
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| CN202011120405.0A CN112296648B (en) | 2020-10-19 | 2020-10-19 | All-direction adjusting mounting structure for fixed bridge head of boarding bridge |
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|---|---|
| CN112296648B (en) | 2021-06-29 |
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