JP6999309B2 - Boarding bridge - Google Patents

Description

The present invention relates to a boarding bridge.

A boarding bridge (PBB), also called a boarding bridge, is a tunnel-shaped pedestrian passage that connects an airport terminal building and an aircraft. By connecting the terminal building and the aircraft, it is possible to connect the terminal building and the aircraft. Allows passengers to get on and off directly.

The boarding bridge is provided with a head connected to an aircraft at the tip of a tunnel-shaped passage. The tip of the head is formed with an opening to serve as an entrance / exit for passengers to enter and exit, and can be connected to an aircraft. A canopy portion having a hood is provided at the tip of the head located on the aircraft side. The hood is formed in a bellows shape on the extension of the wall and ceiling of the head, and the upper part can be extended forward, that is, toward the aircraft side by the driving device. As a result, the opening of the canopy portion is inclined forward and downward, and when the canopy portion comes into contact with the outer surface of the aircraft, the intrusion of wind and rain is prevented.

The following Patent Document 1 discloses an invention relating to a closure of a boarding bridge corresponding to the canopy portion described above, and discloses a technique in a contact opening portion of the closure that abuts on the airframe.

Jitsukaihei 3-28997 Gazette

Conventionally, the head provided at the tip of the aisle portion has a space inside which passengers can pass, and the walls and ceiling are fixed to the floor. Further, the head is not limited to the case where the wall and the ceiling are provided only with a fixed cover portion fixed to the floor, and some heads are further provided with a moving cover portion. The moving cover portion is provided on the tip end side of the fixed cover portion, and can move forward and backward with respect to the fixed cover portion. In this configuration, the canopy portion is provided at the tip of the moving cover portion and is moved together with the moving cover portion.

When the boarding bridge is connected to a small or medium-sized aircraft, the tip of the canopy does not reach the aircraft with a head whose canopy does not move due to the moving cover, and a gap is created, making it impossible to prevent the intrusion of wind and rain. There is. On the other hand, when the moving cover portion moves toward the aircraft side together with the canopy portion, the tip of the canopy portion can be further brought closer to the aircraft, and the gap with the aircraft can be reduced.

On the other hand, protrusions such as antennas and anti-collision lights are installed on the roof surface of the aircraft. Therefore, when the moving cover portion is moved to the aircraft side together with the canopy portion and the tip of the canopy portion is brought close to a small or medium-sized aircraft, the canopy portion may come into contact with the protrusion.

The present invention has been made in view of such circumstances, and is provided on the roof surface of an aircraft when the moving cover portion is moved to the aircraft side together with the canopy portion and the tip of the canopy portion is brought closer to the aircraft. It is an object of the present invention to provide a boarding bridge capable of reliably preventing contact with a protrusion.

In order to solve the above problems, the boarding bridge of the present invention employs the following means.
That is, the boarding bridge according to the present invention has a passage portion, a fixed cover portion installed at the lengthwise end portion of the passage portion and fixed to the floor portion, and a canopy portion whose tip is connected to the aircraft. On one end side of the fixed cover portion, the moving cover portion that moves in the front-rear direction with respect to the fixed cover portion and the entire moving cover portion that can move in the front-rear direction with respect to the fixed cover portion are made movable. A moving mechanism for moving the entire moving cover portion so that the upper surface of the moving cover portion on the distal end side is lower than the extension of the upper surface of the fixed cover portion when the cover portion is located on the distal end side is provided. When the moving cover portion is moved forward with respect to the fixed cover portion, the moving mechanism slides and moves the moving cover portion in an oblique direction on the lower front side, and moves the moving cover portion backward with respect to the fixed cover portion. The moving cover portion is provided with a wall portion and a roof portion having a structure that can be expanded and contracted in the front-rear direction, and the wall portion and one end side of the roof portion are fixed covers. It is fixed to the portion, and the other end side of the wall portion and the roof portion is connected to the canopy portion.

According to this configuration, the fixed cover portion installed at the end in the length direction of the passage portion is fixed to the floor portion, and the moving cover portion having a canopy portion whose tip is connected to the aircraft is one end of the fixed cover portion. On the side, it moves in the front-rear direction with respect to the fixed cover portion. In addition, the moving mechanism fixed to the fixed cover makes it possible to move the entire moving cover in the front-rear direction, and when the moving cover is moved to the tip side, the upper surface of the moving cover on the tip side is the fixed cover. The entire moving cover portion is moved so as to be lower than the extension of the upper surface of the portion in the in-plane direction.
In the above invention, the wall portion and the roof portion may be a bellows-shaped hood, and can be expanded and contracted in the front-rear direction.
In the above invention, the wall portion and the roof portion may be a plurality of covers arranged in a nested manner, and may be expanded and contracted in the front-rear direction, and the wall portion and the roof portion of each of the covers are plate-shaped. be.

In the above invention, the upper part of the canopy portion is moved in the front-rear direction regardless of whether the moving cover portion is located on the fixed cover portion side or the moving cover portion is moved to the tip side. It may be provided with a drive unit that enables it.

According to this configuration, the upper part of the canopy part can be moved in the front-rear direction by the drive part both when the moving cover part is located on the fixed cover part side and when the moving cover part is moved to the tip side. Will be done.

According to the present invention, when the moving cover portion is moved to the aircraft side together with the canopy portion and the tip of the canopy portion is brought close to the aircraft, the contact with the protrusion provided on the roof surface of the aircraft is surely prevented. Can be done.

It is a plan view (A) and a side view (B) which show the boarding bridge which concerns on one Embodiment of this invention. It is a side view which shows the head of the boarding bridge which concerns on one Embodiment of this invention. It is sectional drawing which shows the head of the boarding bridge which concerns on one Embodiment of this invention, and is the arrow view of the line III-III of FIG. It is a partially enlarged side view which shows the head of the boarding bridge which concerns on one Embodiment of this invention. It is a partially enlarged sectional view which shows the head of the boarding bridge which concerns on one Embodiment of this invention, and is the arrow view of the VV line of FIG. It is a side view which shows the head of the boarding bridge which concerns on one Embodiment of this invention, and shows the state which the moving cover part is arranged to the tip side, and is connected to a small-sized or medium-sized aircraft. It is a side view which shows the head of the boarding bridge which concerns on one Embodiment of this invention, and shows the state which the moving cover part is arranged to the tip tunnel side, and is connected to a large aircraft. It is a side view which shows the 1st modification of the head of the boarding bridge which concerns on one Embodiment of this invention. It is a side view which shows the 1st modification of the head of the boarding bridge which concerns on one Embodiment of this invention, and shows the state which the moving cover part is arranged to the tip side, and is connected to a small-sized or medium-sized aircraft. It is a side view which shows the 2nd modification of the head of the boarding bridge which concerns on one Embodiment of this invention. It is a side view which shows the 2nd modification of the head of the boarding bridge which concerns on one Embodiment of this invention, and shows the state which the moving cover part is arranged to the tip side, and is connected to a small-sized or medium-sized aircraft.

The boarding bridge 1 according to an embodiment of the present invention forms a passage for passengers between the terminal building of the airport and the aircraft, connects the terminal building and the aircraft, and enables passengers to get on and off directly. .. The boarding bridge 1 moves, for example, between a standby position for preparing for connection before arrival of an aircraft and a connection position when connected to an aircraft.

As shown in FIG. 1, the boarding bridge 1 is rotatably connected to the Rotanda 2 which is fixedly provided near the terminal building or the fixed bridge leading to the terminal building and in the horizontal and vertical directions with respect to the Rotanda 2. At the base tunnel 3a and the tip side (aircraft 50 side) of the base tunnel 3a, the tip tunnel 3b is nested and fitted to the outside of the base tunnel 3a, and the tip tunnel 3b and the tip tunnel 3b are movable. It includes a fixed head 4 and the like.

A movable leg 5 is provided on the distal end side of the distal end tunnel 3b in the longitudinal direction. The movable legs 5 are provided with a pair of left and right columns 11 attached to both side surfaces of the tip tunnel 3b and extending in the vertical direction. A fixed leg 6 is fixedly installed on the ground at the lower part of the rotunda 2. The boarding bridge 1 is supported by the movable legs 5 and the fixed legs 6. The base tunnel 3a and the tip tunnel 3b form a passage portion 3, and the passage portion 3 and the head 4 can be moved by the movable legs 5. The rotunda 2 may be supported by the terminal building and the fixed legs 6 may not be installed at the lower portion.

The cross-sectional area of the hollow portion of the tip tunnel 3b is larger than the cross-sectional area of the base tunnel 3a. The tip tunnel 3b moves along the outer peripheral surface of the base tunnel 3a. The total length of the aisle portion 3 is extended by moving the tip tunnel 3b to the parking side of the aircraft 50, and the total length of the aisle portion 3 is contracted by moving the tip tunnel 3b to the rotunda 2 side. The tunnel portion of the present invention is not limited to the combination of the two tunnel portions of the proximal end tunnel 3a and the distal end tunnel 3b, and may be one in which three or more tunnel portions are connected and have two or more stages of expansion / contraction mechanism. good.

The base tunnel 3a is rotatable around a rotation axis parallel to the vertical direction provided in the rotunda 2. Therefore, the base tunnel 3a, the tip tunnel 3b, and the head 4 can rotate in the horizontal plane around the rotation axis, for example, in the left-right direction.

The tip tunnel 3b moves in the longitudinal direction and the left-right direction of the proximal tunnel 3a and the tip tunnel 3b by driving the traveling portion 7 provided on the movable leg 5 and moving the movable leg 5.

The base tunnel 3a is rotatable around a rotation axis parallel to the horizontal direction provided in the rotunda 2. The movable leg 5 can be adjusted in the height direction of the tip tunnel 3b by the elevating device 10. The elevating device 10 includes, for example, a motor and a ball screw mechanism. Therefore, the height of the movable leg 5 is adjusted, and the base end tunnel 3a, the tip end tunnel 3b, and the head 4 rotate in the vertical direction about the rotation axis, so that the height of the movable leg 5 is adjusted according to the height of the aircraft 50. Will be done.

In this way, the boarding bridge 1 expands and contracts, and rotates in the left-right direction and the up-down direction around the rotation axis provided in the rotunda 2. Therefore, the boarding bridge 1 corresponds to the parked state of the aircraft 50. Can be properly connected to the aircraft 50.

An opening is formed in the tip side of the head 4, and the tip side is connected to the entrance / exit of the aircraft 50. Inside the head 4, the driving of the traveling unit 7 of the boarding bridge 1 is started, the traveling direction (steering angle) of the wheels 9 of the traveling unit 7 is operated, and the direction of the head 4 is operated. An operation panel (not shown) is provided.

Inside the rotunda 2, the base tunnel 3a, the tip tunnel 3b, and the head 4 of the boarding bridge 1, a passage through which passengers pass is installed from the rotunda 2 toward the head 4.

The traveling unit 7 includes two rubber wheels 9 and a driving unit (not shown) for rotationally driving the wheels 9. The two wheels 9 are fixedly attached to both ends of an axle that is rotatably supported around an axis parallel to the vertical direction. The drive unit has, for example, a traveling motor with a speed reducer and a transmission mechanism.
The traveling unit 7 may be provided with only one set of two wheels 9 or two sets of two wheels 9.

The traveling speed of the traveling unit 7 can be adjusted by changing the rotation speed of the wheels 9. The turning angle (steering angle) of the wheel 9 in the traveling portion 7 with respect to the length direction of the tip tunnel 3b is the difference between the rotation speeds of the two wheels 9 and the rotation direction of the two wheels 9 (positive). It can be adjusted by changing the rotation or reversal).

Hereinafter, the head 4 according to the present embodiment will be described with reference to FIGS. 2 to 7.
The head 4 has a space inside which passengers can pass, and one side thereof is connected to the tip portion of the tip tunnel 3b. The other side of the head 4 has an opening formed to serve as an entrance / exit port for passengers to enter and exit, and can be connected to the aircraft 50. The head 4 continuously connects the floor portion 12 of the tip tunnel 3b and the floor portion 52 of the entrance / exit of the aircraft 50. The head 4 is rotatable with respect to the tip tunnel 3b. As a result, the entrance / exit of the head 4 can be directed to the aircraft 50 side regardless of the extending direction of the tip tunnel 3b.

The head 4 may have a function of automatically adjusting the height and length of the floor portion 12 of the head 4 in response to the vertical movement of the aircraft 50 or the like by using a sensor or a mechanical mechanism. As a result, even if there is a difference in height between the floor of the tip tunnel 3b and the floor 52 of the entrance / exit of the aircraft 50, or even if there is a gap, the head 4 compensates for the difference in height. , Can close the gap. Existing techniques can be applied to the various functions of the head 4 described above, and the detailed configuration will be omitted here.

Further, as shown in FIGS. 2, 6 and 7, the floor portion 12 of the head 4 is provided with a swivel floor 16 separately from the floor portion 12. The swivel floor 16 is attached to the lower portion of the floor portion 12 of the head 4 via a connecting member 17. As shown in FIG. 6, the swivel floor 16 moves while swiveling outward from the lower side of the floor portion 12 of the head 4, for example, when the boarding bridge 1 is connected to the small or medium-sized aircraft 50, and the head 4 and the aircraft It is installed between the entrances and exits of 50. On the other hand, as shown in FIG. 7, when the boarding bridge 1 is connected to the large aircraft 50, it is housed under the floor portion 12. The floor installed between the head 4 and the entrance / exit of the aircraft 50 when connected to the small or medium-sized aircraft 50 is not limited to the swivel floor 16 described above. For example, a telescopic floor that moves parallel to the floor portion 12 in the length direction may be installed, and the telescopic floor may connect the head 4 and the entrance / exit of the aircraft 50.

When the boarding bridge 1 is connected to a small or medium-sized aircraft 50, the width of the head 4 is longer than the width of the staircase (airstair) and the staircase handrail built in the aircraft 50, so that the head 4 is also used as a door. It interferes with stairs and stair railings. Therefore, it may not be possible to bring the tip of the floor 12 of the head 4 close to the aircraft 50. In that case, the floor portion 12 of the head 4 and the floor portion 52 of the entrance / exit of the aircraft 50 are connected by using the swivel floor 16 or the telescopic floor described above. As a result, passengers can get on and off between the aircraft 50 and the head 4 without the head 4 interfering with the door-combined stairs and the stair railings.

When the swivel floor 16 or the telescopic floor is installed, the floor portion 12 of the head 4 and the floor portion 52 of the entrance / exit of the aircraft 50 are separated from each other. Therefore, when the canopy portion 15 has a configuration in which the canopy portion 15 is fixed to the floor portion 12 of the head 4 without moving, even if the tip portion of the canopy portion 15 is tilted forward and downward by the drive unit 19, a small or medium-sized aircraft is used. The tip of the canopy portion 15 may not reach up to 50, and a gap may be created, making it impossible to prevent the intrusion of wind and rain.

On the other hand, when the swivel floor 16 or the telescopic floor is installed between the floor portion 12 of the head 4 and the floor portion 52 of the entrance / exit of the aircraft 50, the moving cover portion 14 approaches the aircraft 50 as follows. Therefore, the tip of the canopy portion 15 can be appropriately brought into contact with the small or medium-sized aircraft 50, and the intrusion of wind and rain can be reliably prevented.

The head 4 further includes a fixed cover portion 13 and a moving cover portion 14 provided with a canopy portion 15. The moving cover portion 14 can move forward and backward together with the canopy portion 15 with respect to the fixed cover portion 13 of the head 4 fixed to the floor portion 12.

The fixed cover portion 13 has a space inside which passengers can pass, and one end side thereof is connected to the tip portion of the tip tunnel 3b. The fixed cover portion 13 includes, for example, a plate-shaped wall portion and a roof portion, and is fixed to the floor portion 12 of the head 4.

The moving cover portion 14 includes, for example, a plate-shaped wall portion and a roof portion, and has a space inside which passengers can pass. The moving cover portion 14 has a structure that can be moved so as to cover the outside of the fixed cover portion 13, for example. The other end side of the fixed cover portion 13 is inserted into the one end side of the moving cover portion 14. A canopy portion 15 is provided on the other end side of the moving cover portion 14, which is the tip end portion side in contact with the aircraft 50. The moving cover portion 14 has a driving portion (not shown), and is movable by a driving portion including a pneumatic mechanism, a hydraulic mechanism, or an electric motor.

The canopy portion 15 has a gate-shaped shape and can come into contact with the outer surface of the fuselage of the aircraft 50. The size of the opening of the canopy portion 15 is larger than the entrance / exit of the aircraft 50, and the floor portion 12 of the head 4 and the walls and ceiling of the canopy portion 15 can surround the entrance / exit of the aircraft 50 on all sides.

The canopy unit 15 includes a hood unit 18, a drive unit 19, and the like.
The hood portion 18 is made of cloth, for example, and is formed in a bellows shape on the extension of the wall and ceiling of the moving cover portion 14. The hood portion 18 is formed in a bellows shape and can be expanded and contracted in the front-rear direction of the canopy portion 15.

The drive unit 19 of the canopy unit 15 moves the upper end side of the canopy unit 15 forward, tilts the tip portion of the canopy unit 15 forward and downward, and brings it into contact with the aircraft 50. The drive unit 19 is connected to the upper portion on the tip end side of the canopy unit 15 and is driven by a pneumatic mechanism, a hydraulic mechanism, or an electric motor. The drive unit 19 moves the upper portion of the canopy unit 15 on the distal end side to the front or rear of the canopy unit 15. By moving the upper part of the canopy portion 15 on the distal end side forward, the hood portion 18 expands, and by moving the upper portion on the distal end side of the canopy portion 15 backward, the hood portion 18 contracts. At this time, the drive unit 19 drives the canopy unit 15 with an appropriate force that does not form a gap between the tip of the canopy unit 15 and the aircraft 50 and does not deform the aircraft 50.

The drive unit 19 moves the upper part of the canopy portion 15 in the front-rear direction regardless of whether the moving cover portion 14 is located on the fixed cover portion 13 side or the moving cover portion 14 is moved to the tip side. Make it movable. As a result, as shown in FIG. 7, the moving cover portion 14 is driven both when it is located on the fixed cover portion 13 side and when the moving cover portion 14 is moved to the tip side as shown in FIG. The portion 19 makes the upper portion of the canopy portion 15 movable in the front-rear direction.

The moving cover portion 14 has a long lower frame member 22 installed in parallel along the length direction of the floor portion 12 of the head 4. Two lower frame members 22 are installed at the lower portions of the wall portions on both sides of the moving cover portion 14. The wall portion and the roof portion are supported by the lower frame material 22. Further, the lower frame material 22 supports the moving cover portion 14 and also supports the canopy portion 15 installed in front of the moving cover portion 14. As shown in FIGS. 4 and 5, a slide rail 31 is provided on the lower surface of the lower frame member 22 along the longitudinal direction of the lower frame member 22.

The support portion 32 is fixed to both sides of the floor portion 12 of the head 4, and the moving cover portion 14 is installed on the support portion 32. Further, as shown in FIGS. 4 and 5, the support portion 32 is provided with a slide bearing 33, and the slide bearing 33 slides with the slide rail 31 provided on the lower surface of the lower frame member 22 of the moving cover portion 14. Movably engaged. As a result, the slide bearing 33 and the slide rail 31 slide with each other, so that the moving cover portion 14 moves in the front-rear direction with respect to the support portion 32, that is, the fixed cover portion 13. In the present embodiment, the moving mechanism according to the present invention is configured by the combination of the slide bearing 33 and the slide rail 31.

The moving mechanism according to the present invention is not limited to the above-described configuration, and is, for example, in contact with a roller installed in the moving cover portion 14 or the fixed cover portion 13 and a roller installed in the fixed cover portion 13 or the moving cover portion 14. Other configurations such as a combination of rails may be used.

Each support portion 32 is fixed to the floor portion 12 of the head 4 so that the installation position of the support portion 32 on the distal end side is located below the installation position of the support portion 32 on the distal end tunnel 3b side. As a result, the tip side of each slide bearing 33 provided on each support portion 32 is located below the tip tunnel 3b side. As a result, when the moving cover portion 14 moves toward the tip end side, the moving cover portion 14 moves in the diagonal direction on the lower front side. On the contrary, when the moving cover portion 14 returns from the tip side to the tip tunnel 3b side, the moving cover portion 14 moves in the diagonal direction on the rear upper side.

When the moving cover portion 14 is moved, the height of the moving cover portion 14 itself, that is, the height from the lower frame material 22 to the ceiling surface remains constant, and the entire moving cover portion 14 moves back and forth with respect to the fixed cover portion 13. Moved in the direction.

As shown in FIG. 2, when the moving cover portion 14 is located on the tip tunnel 3b side, the upper surface of the moving cover portion 14 on the tip end side is located substantially on an extension of the upper surface of the fixed cover portion 13 in the in-plane direction. As shown in FIG. 6, when the moving cover portion 14 is moved to the tip side, the upper surface of the moving cover portion 14 on the tip end side is lower than the extension of the upper surface of the fixed cover portion 13 in the in-plane direction. The entire moving cover portion 14 is moved to.

As a result, when the moving cover portion 14 moves to the aircraft 50 side, the height of the floor portion 12 of the head 4 remains constant, and the upper surface on the tip end side of the moving cover portion 14 is on the extension of the upper surface of the fixed cover portion 13. When the tip of the canopy portion 15 is brought close to the aircraft 50, the upper portion of the canopy portion 15 is less likely to come into contact with the protrusion 51 installed on the roof surface of the aircraft 50.

Conventionally, when the moving cover portion 14 moves to the aircraft 50 side together with the canopy portion 15, the upper surface of the moving cover portion 14 on the tip end side is located on the extension of the upper surface of the fixed cover portion 13, so that the floor portion 12 of the head 4 is located. The height from the canopy portion 15 to the upper part is substantially the same as the height from the floor portion 12 of the head 4 to the fixed cover portion 13. Therefore, when the tip of the canopy portion 15 is brought close to the aircraft 50, the upper portion of the canopy portion 15 may come into contact with the protrusion 51 installed on the roof surface of the aircraft 50.

On the other hand, according to the present embodiment, when the moving cover portion 14 is moved to the tip side, the upper surface of the moving cover portion 14 on the tip end side is lower than the extension of the upper surface of the fixed cover portion 13. The height from the floor portion 12 of the head 4 to the upper portion of the canopy portion 15 is lower than that of the conventional example. Therefore, when the moving cover portion 14 is moved to the aircraft 50 side together with the canopy portion 15 and the tip of the canopy portion 15 approaches the aircraft 50, the protrusion 51 provided on the upper portion of the canopy portion 15 and the roof surface of the aircraft 50. Contact with can be reliably prevented.

The operation of moving the moving cover portion 14 together with the canopy portion 15 toward the aircraft 50 is such that when the boarding bridge 1 is connected to a small or medium-sized aircraft 50, the head 4 is provided at the door of the entrance / exit of the aircraft 50. Since it interferes with the combined stairs and stair railings, it is carried out when the floor portion 12 of the head 4 and the floor portion 52 of the entrance / exit of the aircraft 50 are connected by using the swivel floor 16 described above. At this time, when the moving cover portion 14 is moved to the aircraft 50 side, the upper surface of the tip portion of the moving cover portion 14 is lower than the extension of the upper surface of the fixed cover portion 13, so that the upper surface of the canopy portion 15 It is possible to reliably prevent contact with the protrusion 51 provided on the roof surface of the small or medium-sized aircraft 50.

On the other hand, as shown in FIG. 7, when the boarding bridge 1 is connected to the large aircraft 50, the swivel floor 16 is housed under the floor portion 12. Further, the tip of the canopy portion 15 remains in a state where the moving cover portion 14 is located on the tip tunnel 3b side and the upper surface of the moving cover portion 14 on the tip end side is located substantially on an extension of the upper surface of the fixed cover portion 13. Approach the aircraft 50. In the case of a large aircraft 50, when the tip of the canopy portion 15 is brought close to the aircraft 50, the upper portion of the canopy portion 15 does not reach the protrusion 51 provided on the roof surface of the aircraft 50, so that the moving cover portion 14 has a moving cover portion 14. Even if it is positioned on the tip tunnel 3b side, it is possible to prevent contact with the protrusion 51 provided on the roof surface of the aircraft 50.

In the above-described embodiment, the case where the moving cover portion 14 is composed of a plate-shaped wall portion and a roof portion has been described, but the present invention is not limited to this example.
For example, as shown in FIGS. 8 and 9, the moving cover portion 14 may be composed of a gate form 20, a hood 21, and two lower frame members 22 and the like. The gate form 20 has a gate shape and is fixed and supported by two lower frame members 22.

The hood 21 is provided with a bellows-shaped wall portion and a roof portion, and has a space inside which passengers can pass. The other end side of the fixed cover portion 13 is inserted into one end side of the hood 21. One end side of the hood 21 is connected to a fixed frame 24 having a gantry shape fixed to the fixed cover portion 13, and the other end side of the hood 21 is connected to the gantry frame 20. A canopy portion 15 is provided on the tip end side of the gate form 20. The moving cover portion 14 composed of the gate form 20, the hood 21, the two lower frame members 22 and the like can be moved forward and backward with respect to the fixed cover portion 13 fixed to the floor portion 12 of the head 4. Yes, for example, it has a structure that can move the outside of the fixed cover portion 13.

Also in this case, as shown in FIG. 9, the moving cover portion 14 approaches the small or medium-sized aircraft 50, so that the tip portion of the canopy portion 15 can be appropriately brought into contact with the aircraft 50. Further, when the tip of the canopy portion 15 is brought close to the aircraft 50, the upper surface of the moving cover portion 14 on the tip end side is lower than the extension of the upper surface of the fixed cover portion 13, so that the upper portion of the canopy portion 15 is the aircraft. It becomes difficult to come into contact with the protrusion 51 installed on the roof surface of the 50.

Further, as shown in FIGS. 10 and 11, the moving cover portion 14 may be composed of the above-mentioned gate form 20 and a plurality of covers 26. The plurality of covers 26 have a space inside which passengers can pass. Each cover 26 has a plate-shaped wall portion and a roof portion, and one end portion of each cover 26 is arranged in a nested manner so that the other end side of the adjacent cover 26 is inserted inside. It is configured to be expandable and contractible.

The other end side of the fixed cover portion 13 is inserted into the cover 26 on one end side of the moving cover portion 14. The cover 26 on one end side of the moving cover portion 14 is connected to the fixed cover portion 13, and the cover 26 on the other end side of the moving cover portion 14 is connected to the portal form 20. A canopy portion 15 is provided on the tip end side of the gate form 20.

Also in this case, as shown in FIG. 11, the moving cover portion 14 approaches the small or medium-sized aircraft 50, so that the tip portion of the canopy portion 15 can be appropriately brought into contact with the aircraft 50. Further, when the tip of the canopy portion 15 is brought close to the aircraft 50, the upper surface of the moving cover portion 14 on the tip end side is lower than the extension of the upper surface of the fixed cover portion 13, so that the upper portion of the canopy portion 15 is the aircraft. It becomes difficult to come into contact with the protrusion 51 installed on the roof surface of the 50.

1: Boarding bridge 2: Rotanda 3: Passage 3a: Base tunnel 3b: Tip tunnel 4: Head 5: Movable leg 6: Fixed leg 7: Traveling part 9: Wheel 10: Elevating device 11: Support 12: Floor part 13 : Fixed cover part 14: Moving cover part 15: Canopy part 16: Swivel floor 17: Connection member 18: Top part 19: Drive part 20: Gate form 21: Top 22: Lower frame material 24: Fixed frame 26: Cover 31 : Slide rail 32: Support 33: Slide bearing 50: Aircraft 51: Projection 52: Floor

Claims (4)

Aisle and
A fixed cover portion installed at the end in the length direction of the passage portion and fixed to the floor portion, and a fixed cover portion.
A moving cover portion having a canopy portion whose tip is connected to an aircraft and moving in the front-rear direction with respect to the fixed cover portion on one end side of the fixed cover portion.
When the moving cover portion is fixed to the fixed cover portion and the entire moving cover portion can be moved in the front-rear direction and the moving cover portion is located on the tip end side, the upper surface on the tip end side of the moving cover portion is the fixed cover portion. A moving mechanism that moves the entire moving cover so that it is below the extension of the upper surface.
Equipped with
When the moving cover portion is moved forward with respect to the fixed cover portion, the moving mechanism slides and moves the moving cover portion in an oblique direction on the lower front side, and when the moving cover portion is moved rearward with respect to the fixed cover portion. Slide it diagonally to the upper rear and move it diagonally.
The moving cover portion includes a wall portion and a roof portion having a structure that can be expanded and contracted in the front-rear direction, and one end side of the wall portion and the roof portion is fixed to the fixed cover portion, and the wall portion and the roof portion are fixed. The other end of the portion is a boarding bridge connected to the canopy portion. The boarding bridge according to claim 1, wherein the wall portion and the roof portion are bellows-shaped hoods and can be expanded and contracted in the front-rear direction. The wall portion and the roof portion are a plurality of covers arranged in a nested manner, and can be expanded and contracted in the front-rear direction.
The boarding bridge according to claim 1, wherein the wall portion and the roof portion of each of the covers are plate-shaped. A drive that enables the upper part of the canopy portion to move in the front-rear direction regardless of whether the moving cover portion is located on the fixed cover portion side or when the moving cover portion is moved to the tip side. The boarding bridge according to any one of claims 1 to 3, further comprising a unit.

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