WO2012153731A1

WO2012153731A1 - Aircraft body cleaning device, aircraft cleaning station, and aircraft loaded ship

Info

Publication number: WO2012153731A1
Application number: PCT/JP2012/061750
Authority: WO
Inventors: 健吾河野
Original assignee: 三菱重工業株式会社
Priority date: 2011-05-10
Filing date: 2012-05-08
Publication date: 2012-11-15
Also published as: JP2012236459A

Abstract

In the present invention the following are provided: an actuator (81) provided between piping (33) and branch pipes (34) and having a cylinder (83), a piston (84), a rod (85), and a link mechanism (82) linked to the rod (85). When cleaning water is being provided, the pressure exerted by the cleaning water causes the piston (84) and the rod (85) to move in one direction and the piping (33) and the branch pipes (34) to communicate, and the action of the link mechanism (82) causes the branch pipes (34) to swing so that a spray nozzle moves towards the aircraft. When cleaning water is not being provided, an impelling means (95) provided inside the actuator (81) causes the piston (84) and the rod (85) to move in the other direction, shutting off the communication between the piping (33) and the branch pipes (34), and the action of the link mechanism (82) causes the branch pipes (34) to swing so that the spray nozzle moves away from the aircraft.

Description

Aircraft body cleaning equipment, aircraft washrooms, and aircraft carriers

The present invention relates to an aircraft body cleaning apparatus that automatically cleans the outer surface of an aircraft or helicopter (hereinafter referred to as “aircraft”) having a projection or the like and having a complicated shape, and an aircraft including the same. It relates to machine washing machines and aircraft-mounted ships.

Conventionally, cleaning of the outer surface of an aircraft body is done manually by using a deck brush, mop or sponge, etc. for the purpose of preventing corrosion and avoiding performance degradation by maintaining the aircraft in a clean state. It was done with naval tactical cleaning.
In general, the outer surface of an aircraft body is regularly cleaned after a certain flight time. In addition, aircraft that frequently fly offshore are performed every flight.

This type of manual cleaning is performed on a slanted trunk or wing surface that is easy to slip with detergent or cleaning water, and at high places where there is a risk of slipping, and a heavy handle containing detergent or water. It was a work that involved heavy labor in the middle and lower back, such as a working posture with a mop attached overhead.
In order to solve these problems, for example, an aircraft body cleaning device disclosed in Patent Document 1 is known.

JP-A-8-198198

However, in the aircraft body cleaning apparatus 10 disclosed in Patent Document 1, the cross bar 15 to which the articulated robot 16 is attached is moved in the front-rear direction of the aircraft 11 (along the X axis), and the cross A mechanism for moving the articulated robot 16 attached to the bar 15 in the left-right direction of the aircraft 11 (along the Y-axis), and a cross bar 15 attached to the gantry 12 in the up-down direction of the aircraft 11 (in the Z-axis) A mechanism for movement). In the aircraft body cleaning apparatus 10 disclosed in Patent Document 1, the sensor 21 for detecting the distance between the surface to be cleaned and the surfaces 20a, 20b, 20c attached to the tip of the articulated robot 16 and the body, Sensors that prevent collision between workers or robots are required. For this reason, the aircraft body cleaning device 10 disclosed in Patent Document 1 has a problem in that the configuration (structure) becomes very complicated, and the equipment cost and running cost also increase.

The present invention has been made in view of such circumstances, and it is possible to simplify the configuration and reduce the equipment cost and running cost, and an aircraft including the same The purpose is to provide a washing machine and an aircraft carrier.

The present invention employs the following means in order to solve the above problems.
An aircraft fuselage washing apparatus according to a first aspect of the present invention is an aircraft fuselage washing apparatus for washing an outer surface of an aircraft carried into a washing area with washing water, and is disposed in the washing area. A pipe, a branch pipe connected to the downstream end of the pipe, an injection nozzle provided at a tip of the branch pipe, and a cleaning pump for pumping cleaning water to the injection nozzle via the pipe and the branch pipe And an actuator having a cylinder, a piston housed in the cylinder, and a rod fixed to the piston, and a link mechanism connected to the rod. When the cleaning water is supplied, the piston and the rod move in one direction by the pressure exerted by the cleaning water, the pipe and the branch pipe communicate with each other, and the link mechanism The branch pipe swings so that the injection nozzle approaches the aircraft, and when the cleaning water is not supplied, the piston and the rod move in the other direction by the biasing means provided in the actuator, and the pipe and The branch pipe is configured to swing so that the communication with the branch pipe is interrupted and the link nozzle moves the spray nozzle away from the aircraft.

According to the aircraft fuselage washing apparatus according to the first aspect of the present invention, in a state where the washing pump is stopped and no washing water is supplied to the piping, for example, as shown in FIGS. However, the coil spring 95 is biased toward the lid body 87. Further, the rod 85 whose one end is fixed to the other end surface of the closing member 92 is also urged to the lid 87 side by the coil spring 95 together with the piston 84. Then, the arm 102 whose tip is connected to the other end of the rod 85 is rotated around the rod 101, and the branch pipe 34 located downstream of the joint 104 is, for example, a solid line in FIG. As shown in the figure, the upper part of the washing machine area S is held so as to extend in the horizontal direction.

Subsequently, in a state where the cleaning pump is operated and cleaning water is supplied to the piping, for example, as shown in FIGS. 7 and 8, the piston 84 resists the biasing force of the coil spring 95 and the lid body. It will be pushed to 86 side. At this time, as shown in FIG. 7, the discharge port 88 and the annular space 94 are in communication with each other, and the cleaning water 43 supplied from the pipe 33 into the cylinder 83 passes through the annular space 94 and the discharge port 88. Then, it enters into the branch pipe 34 located on the upstream side of the joint 104, enters the branch pipe 34 located on the downstream side of the joint 104 through the joint 104, and enters the ceiling portion injection nozzle 32 (see FIG. 3 and the like). ) Is injected from. Further, the rod 85 whose one end is fixed to the other end surface of the closing member 92 is also pushed to the lid 86 side against the biasing force of the coil spring 95 together with the piston 84. Then, the arm 102 whose tip is connected to the other end of the rod 85 rotates around the rod 101 as shown by the solid line arrow in FIG. 6, and the branch pipe 34 located downstream of the joint 104 is For example, as shown by a two-dot chain line in FIG. 3, the upper part of the washing machine area S is held so as to extend in a direction approaching the aircraft 3 (a direction extending from the upper side to the lower side: an oblique direction).

When the operation of washing the aircraft 3 is completed, the washing pump is stopped so that the washing water 43 is not supplied to the pipe 33. Then, the piston 84 and the rod 85 are urged toward the lid body 87 by the restoring force of the coil spring 95, that is, the state shown in FIGS. For example, as shown by a solid line in FIG. 3, the branch pipe 34 is held so as to extend in the horizontal direction above the washing machine area S.

Thus, according to the aircraft fuselage washing apparatus according to the first aspect of the present invention, the branch pipe provided with the injection nozzle at the tip is swung by the water pressure of the washing water. That is, a special driving device (for example, a hydraulic actuator or an electric actuator) for swinging the branch pipe provided with the injection nozzle at the tip is not required, and the injection nozzle is provided at the tip. Only the branch pipe will be swung.
Thereby, simplification of a structure can be achieved and an installation cost and a running cost can be reduced.

An aircraft fuselage washing apparatus according to a second aspect of the present invention is an aircraft fuselage washing apparatus for washing an outer surface of an aircraft carried into a washing machine area with washing water, and is disposed in the washing machine area. A pipe, a branch pipe connected to the downstream end of the pipe, an injection nozzle provided at a tip of the branch pipe, and a cleaning pump for pumping cleaning water to the injection nozzle via the pipe and the branch pipe And an actuator having a cylinder, a piston housed in the cylinder, and a rod fixed to the piston, and a link mechanism connected to the rod. When the cleaning water is supplied, the piston and the rod move in one direction due to the water pressure of the cleaning water, the pipe and the branch pipe communicate with each other, and the link mechanism The branch pipe swings so that the injection nozzle approaches the aircraft, and when cleaning water is not supplied, the piston and the rod move in the other direction due to the pressure exerted by the gas or liquid introduced into the actuator, The communication between the pipe and the branch pipe is blocked, and the branch pipe swings so that the injection nozzle moves away from the aircraft by the link mechanism.

According to the aircraft fuselage washing apparatus according to the second aspect of the present invention, in a state where the washing pump is stopped and no washing water is supplied to the piping, for example, as shown in FIGS. Is urged toward the lid 87 by the water pressure of the cleaning water 43 filled in the space formed by the cylinder 83, the piston 84, and the lid 86. Further, the rod 85 whose one end is fixed to the other end surface of the closing member 92 is also covered by the hydraulic pressure of the cleaning water 43 filled in the space formed by the cylinder 83, the piston 84, and the lid 86 together with the piston 84. It will be in the state biased to the 87 side. Then, the arm 102 whose tip is connected to the other end of the rod 85 is rotated around the rod 101, and the branch pipe 34 located downstream of the joint 104 is, for example, a solid line in FIG. As shown in the figure, the upper part of the washing machine area S is held so as to extend in the horizontal direction.

Subsequently, in a state where the cleaning pump is operated and the cleaning water 43 is supplied to the piping, for example, as shown in FIGS. 11 and 12, the piston 84 is moved by the cylinder 83, the piston 84, and the lid 87. The water is pushed toward the lid 86 by the water pressure of the cleaning water 43 filled in the formed space. At this time, as shown in FIG. 11, the discharge port 88 and the annular space 94 are in communication with each other, and the cleaning water 43 supplied from the pipe 33 into the cylinder 83 passes through the annular space 94 and the discharge port 88. Then, it enters into the branch pipe 34 located on the upstream side of the joint 104, enters the branch pipe 34 located on the downstream side of the joint 104 through the joint 104, and enters the ceiling portion injection nozzle 32 (see FIG. 3 and the like). ) Is injected from. Further, the rod 85 whose one end is fixed to the other end surface of the closing member 92 is also covered by the water pressure of the cleaning water 43 filled in the space formed by the cylinder 83, the piston 84, and the lid 87 together with the piston 84. It will be pushed to 86 side. Then, the arm 102 whose tip is connected to the other end of the rod 85 rotates around the rod 101 as shown by the solid line arrow in FIG. 10, and the branch pipe 34 positioned downstream of the joint 104 is For example, as shown by a two-dot chain line in FIG. 3, the upper part of the washing machine area S is held so as to extend in a direction approaching the aircraft 3 (a direction extending from the upper side to the lower side: an oblique direction).

When the operation of washing the aircraft 3 is finished, the washing pump is stopped so that the washing water 43 is not supplied to the pipe 33, and the (third) washing pump (not shown) is stopped and the pipe 123 is washed. The water 43 is being supplied. Then, the piston 84 and the rod 85 are urged toward the lid body 87 by the water pressure of the cleaning water 43 filled in the space formed by the cylinder 83, the piston 84, and the lid body 86, that is, FIG. 9 and FIG. 10, and the branch pipe 34 located downstream of the joint 104 is held so as to extend horizontally above the washing machine area S as indicated by a solid line in FIG. Is done.

As described above, according to the aircraft fuselage washing apparatus according to the second aspect of the present invention, the branch pipe having the injection nozzle at the tip is swung by the water pressure of the washing water. That is, a special driving device (for example, a hydraulic actuator or an electric actuator) for swinging the branch pipe provided with the injection nozzle at the tip is not required, and the injection nozzle is provided at the tip. Only the branch pipe will be swung.
Thereby, simplification of a structure can be achieved and an installation cost and a running cost can be reduced.

An aircraft fuselage washing apparatus according to a third aspect of the present invention is an aircraft fuselage washing apparatus for washing an outer surface of an aircraft carried into a washing area with washing water stored in a water storage tank. A pipe extending in the front-rear direction and / or the left-right direction of the washing area above the machine area, a branch pipe connected to a downstream end of the pipe, an injection nozzle provided at a tip of the branch pipe, A cleaning pump that sucks and pressurizes the cleaning water stored in the water storage tank and pumps the cleaning water to the spray nozzle through the pipe and the branch pipe, and the cleaning water pumped from the cleaning pump is placed in the cylinder. The rod fixed to the other end surface of the piston by acting on one end surface of the accommodated piston moves forward along the axial direction from the cylinder; And a link mechanism that swings the branch pipe so that the injection nozzle approaches the aircraft carried into the washing machine area by the rod that advances along, acting on the other end surface of the piston, A coil spring is provided in the cylinder for biasing the piston and the rod in a direction away from the aircraft in which the injection nozzle is carried into the washing area.

According to the aircraft fuselage washing apparatus according to the third aspect of the present invention, in a state where the washing pump is stopped and no washing water is supplied to the piping, for example, as shown in FIGS. However, the coil spring 95 is biased toward the lid body 87. Further, the rod 85 whose one end is fixed to the other end surface of the closing member 92 is also urged to the lid 87 side by the coil spring 95 together with the piston 84. Then, the arm 102 whose tip is connected to the other end of the rod 85 is rotated around the rod 101, and the branch pipe 34 located downstream of the joint 104 is, for example, a solid line in FIG. As shown in the figure, the upper part of the washing machine area S is held so as to extend in the horizontal direction.

As described above, according to the aircraft fuselage washing apparatus according to the third aspect of the present invention, the branch pipe provided with the injection nozzle at the tip is swung by the water pressure of the washing water. That is, a special driving device (for example, a hydraulic actuator or an electric actuator) for swinging the branch pipe provided with the injection nozzle at the tip is not required, and the injection nozzle is provided at the tip. Only the branch pipe will be swung.
Thereby, simplification of a structure can be achieved and an installation cost and a running cost can be reduced.

An aircraft fuselage washing apparatus according to a fourth aspect of the present invention is an aircraft fuselage washing apparatus for washing an outer surface of an aircraft carried into a washing area with washing water stored in a water storage tank. A pipe extending in the front-rear direction and / or the left-right direction of the washing area above the machine area, a branch pipe connected to a downstream end of the pipe, an injection nozzle provided at a tip of the branch pipe, A cleaning pump that sucks and pressurizes the cleaning water stored in the water storage tank and pumps the cleaning water to the spray nozzle through the pipe and the branch pipe, and the cleaning water pumped from the cleaning pump is placed in the cylinder. The rod fixed to the other end surface of the piston by acting on one end surface of the accommodated piston moves forward along the axial direction from the cylinder; And a link mechanism that swings the branch pipe so that the injection nozzle approaches the aircraft carried into the washing machine area by the rod that advances along, acting on the other end surface of the piston, Liquid or gas that urges the piston and the rod in a direction away from the aircraft in which the injection nozzle is carried into the washing area is supplied into the cylinder.

According to the aircraft fuselage washing apparatus according to the fourth aspect of the present invention, in the state where the washing pump is stopped and no washing water is supplied to the piping, for example, as shown in FIGS. Is urged toward the lid 87 by the water pressure of the cleaning water 43 filled in the space formed by the cylinder 83, the piston 84, and the lid 86. Further, the rod 85 whose one end is fixed to the other end surface of the closing member 92 is also covered by the hydraulic pressure of the cleaning water 43 filled in the space formed by the cylinder 83, the piston 84, and the lid 86 together with the piston 84. It will be in the state biased to the 87 side. Then, the arm 102 whose tip is connected to the other end of the rod 85 is rotated around the rod 101, and the branch pipe 34 located downstream of the joint 104 is, for example, a solid line in FIG. As shown in the figure, the upper part of the washing machine area S is held so as to extend in the horizontal direction.

Thus, according to the aircraft fuselage washing apparatus according to the fourth aspect of the present invention, the branch pipe provided with the injection nozzle at the tip is swung by the water pressure of the washing water. That is, a special driving device (for example, a hydraulic actuator or an electric actuator) for swinging the branch pipe provided with the injection nozzle at the tip is not required, and the injection nozzle is provided at the tip. Only the branch pipe will be swung.
Thereby, simplification of a structure can be achieved and an installation cost and a running cost can be reduced.

The aircraft washing place according to the present invention includes the aircraft body washing apparatus according to any one of the above aspects.

According to the aircraft washer station according to the present invention, it is possible to simplify the configuration and to include the aircraft body cleaning device that can reduce the equipment cost and the running cost.
Thereby, the construction cost and running cost of an aircraft washing machine can be reduced.

The aircraft-mounted ship according to the present invention includes the aircraft body cleaning device according to any one of the above aspects.

According to the aircraft-mounted ship according to the present invention, the aircraft body cleaning apparatus that can simplify the configuration and can reduce the equipment cost and the running cost is provided.
Thereby, the construction cost and running cost of an aircraft carrying ship can be reduced.

The aircraft fuselage washing apparatus according to the present invention has an effect that the configuration can be simplified and the equipment cost and running cost can be reduced.

1 is a perspective view of an aircraft washer equipped with an aircraft body cleaning device according to an embodiment of the present invention. 1 is a schematic configuration diagram of an aircraft washing place equipped with an aircraft body cleaning device according to an embodiment of the present invention. It is a side view which expands and shows the principal part of the aircraft body washing | cleaning apparatus which concerns on one Embodiment of this invention. It is a top view which shows the principal part of the aircraft body washing | cleaning apparatus shown in FIG. It is the top view which carried out the cross section view of the principal part of the aircraft body washing device concerning one embodiment of the present invention, and shows the state where the ceiling part injection nozzle is in the position away from the aircraft carried into the washing machine area. FIG. It is the side view which carried out partial cross section view of the principal part of the aircraft body washing device concerning one embodiment of the present invention, and shows the state where the ceiling part injection nozzle is in the position away from the aircraft carried into the washing machine area. FIG. It is the top view which carried out partial cross sectional view of the principal part of the aircraft body washing device concerning one embodiment of the present invention, and shows the state where the ceiling part injection nozzle is in the position which approached the aircraft carried into the washing machine area. FIG. It is the side view which carried out partial cross sectional view of the principal part of the aircraft body washing device concerning one embodiment of the present invention, and shows the state where the ceiling part injection nozzle is in the position which approached the aircraft carried into the washing machine area. FIG. It is the top view which carried out the partial cross section view of the principal part of the aircraft body washing device concerning other embodiments of the present invention, and is in the state where the ceiling part injection nozzle is in the position away from the aircraft carried into the washing machine area. FIG. It is the side view which carried out the partial cross section view of the principal part of the aircraft body washing device concerning other embodiments of the present invention, and the state where the ceiling part injection nozzle is in the position away from the aircraft carried into the washing machine area. FIG. It is the top view which carried out the partial cross section view of the principal part of the aircraft body washing device concerning other embodiments of the present invention, and is in the state where the ceiling part injection nozzle is in the position which approached the aircraft carried into the washing machine area. FIG. It is the side view which carried out the partial cross section view of the principal part of the aircraft body washing device concerning other embodiments of the present invention, and the state where the ceiling part injection nozzle is in the position which approached the aircraft carried into the washing machine area. FIG.

Hereinafter, an aircraft body cleaning device according to an embodiment of the present invention will be described with reference to FIGS. 1 to 8.
FIG. 1 is a perspective view of an aircraft washing station equipped with an aircraft body cleaning apparatus according to the present embodiment, FIG. 2 is a schematic configuration diagram of an aircraft washing station equipped with an aircraft body cleaning apparatus according to the present embodiment, and FIG. FIG. 4 is a plan view showing the main part of the aircraft fuselage cleaning apparatus shown in FIG. 3, and FIG. 5 is the plane view of the aircraft fuselage cleaning apparatus according to the present embodiment. FIG. 6 is a plan view with a partial cross-sectional view of the main part, showing a state in which the ceiling spray nozzle is located away from the aircraft carried into the washing machine area, and FIG. 6 shows the aircraft body cleaning according to the present embodiment. FIG. 7 is a side view showing a partial cross-sectional view of a main part of the apparatus, and shows a state where the ceiling spray nozzle is located away from the aircraft carried into the washing area, and FIG. 7 shows the aircraft according to the present embodiment. Plan view with partial cross-sectional view of the main part of the machine cleaning device FIG. 8 is a diagram showing a state in which the ceiling spray nozzle is in a position close to the aircraft carried into the washing machine area, and FIG. 8 is a side view partially showing a main part of the aircraft body cleaning apparatus according to the present embodiment. It is a figure, Comprising: It is a figure which shows the state which has a ceiling part injection nozzle in the position which approached the aircraft carried in in the washing machine area.

An aircraft body cleaning apparatus 20 (see the drawings in FIG. 2 and subsequent figures) according to the present embodiment is disposed, for example, inside an aircraft washing machine 1 as shown in FIG.
The aircraft washing place 1 is a building having a rectangular shape in a top view, for example, built on a site adjacent to the hangar 2, and has four sides (front, rear, both sides) of the washing area S where the aircraft 3 is washed. The left and right surfaces)) are surrounded (partitioned) by the wall surfaces 4, 5, 6, and 7.

In addition, the upper part of the washing machine area S is not covered with a wall surface, and has a blow-out where the beam 8 and the horizontal brace 9 are exposed.
Further, the wall surface 4 that forms the front surface and the wall surface 5 that forms the rear surface are respectively slidable doors that slide in the left-right direction to open and close the front opening and the rear opening. 3 can be carried into the washing machine area S or carried out of the washing machine area S.
Further, the wind-resistant plate 10 designed to minimize the influence of the outdoor wind direction and wind speed is continuous on the upper surface (upper end) and upper portion (top) of the wall surfaces 4, 5, 6, and 7. Is provided.

As shown in FIG. 2, the aircraft body cleaning device 20 according to the present embodiment includes a ceiling part injection system (first injection system) 21 and a floor part injection system (second injection system) 22. .
The ceiling part injection system 21 includes a (first) cleaning pump 31, a ceiling part injection nozzle (first injection nozzle) 32, and a (first) pipe 33.
The cleaning pump 31 sucks and pressurizes the cleaning water 43 stored in the water storage tank 42 installed underground or on the ground via the (first) suction pipe 41, and supplies the cleaning water 43 to the ceiling spray nozzle 32 via the pipe 33. This is a pump for pumping (supplying) the cleaning water 43. The downstream end of the suction pipe 41 is connected to the suction port of the cleaning pump 31, and the upstream end of the pipe 33 is connected to the discharge port of the cleaning pump 31. A foot valve 44 is provided at the upstream end of the suction pipe 41.

The ceiling injection nozzle 32 extends above the washing machine area S in the front-rear direction of the washing area S (left-right direction in FIG. 2) and / or the left-right direction of the washing area S (direction perpendicular to the paper surface in FIG. 2). It is provided at one end (tip) of the branch pipe 34 connected to the downstream end (terminal) of the pipe 33. The washing water 43 stored in the water storage tank 42 is boosted by the washing pump 31, guided (supplied) to the ceiling injection nozzle 32 via the pipe 33 and the branch pipe 34, and from the ceiling injection nozzle 32 to the aircraft. It is to be ejected toward 3.
In FIG. 2, the solid line extending from the ceiling spray nozzle 32 indicates the range of the cleaning water 43 sprayed conically from the ceiling spray nozzle 32.

In the middle of the pipe 33, the downstream end of the (first) air supply pipe 51 whose upstream end is connected to the outlet of the air tank (air tank: air storage tank) 52 is connected. Air that has been pressurized by a compressor (not shown) is stored in the air tank 52, and the air (air) stored in the air tank 52 passes through the air supply pipe 51, the pipe 33, and the branch pipe 34, and is a ceiling injection nozzle. 32 is guided (supplied) to be ejected from the ceiling spray nozzle 32. The inlet of the air tank 52 is connected to the downstream end of a (second) air supply pipe 53 whose upstream end is connected to the discharge port of the compressor.

The floor portion injection system 22 includes a (second) cleaning pump 61, a floor portion injection nozzle (second injection nozzle) 62, and a (second) pipe 63.
The cleaning pump 61 sucks and pressurizes the cleaning water 43 stored in the water storage tank 42 installed underground or on the ground via the (second) suction pipe 71, and supplies the pressure to the floor jet nozzle 62 via the pipe 63. This is a pump for pumping (supplying) the cleaning water 43. The downstream end of the suction pipe 71 is connected to the suction port of the cleaning pump 61, and the upstream end of the pipe 63 is connected to the discharge port of the cleaning pump 61. A foot valve 72 is provided at the upstream end of the suction pipe 71.

The floor jet nozzle 62 extends below the washing area S in the front-rear direction of the washing area S (left-right direction in FIG. 2) and / or the left-right direction of the washing area S (direction perpendicular to the paper surface in FIG. 2). It is provided at one end (upper end) of the branch pipe 64 extending upward from the pipe 63. The washing water 43 stored in the water storage tank 42 is boosted by the washing pump 61, led (supplied) to the floor jet nozzle 62 through the pipe 63 and the branch pipe 64, and is sent from the floor jet nozzle 62 to the aircraft. It is to be ejected toward 3.
In FIG. 2, the solid line extending from the floor spray nozzle 62 indicates the range of the cleaning water 43 sprayed conically from the floor spray nozzle 62.

Below the washing machine area S, there is provided a sewage tank (sewage basin) 73 for collecting the wash water 43 ejected from the ceiling spray nozzle 32 and / or the floor spray nozzle 62. That is, the cleaning water 43 sprayed from the ceiling spray nozzle 32 and / or the floor spray nozzle 62 and the aircraft 3 was cleaned by spraying from the ceiling spray nozzle 32 and / or the floor spray nozzle 62 (collision with the aircraft 3). The cleaning water 43 is once stored in the sewage tank 73 through the metal mesh 74 forming the floor surface (lower surface) of the washing machine area S, and then discharged through the drain pipe 75. ing.

The water level in the water storage tank 42 is set within a predetermined range by opening and closing an adjustment valve (control valve) 77 whose opening degree is automatically adjusted and controlled based on the water level detected by the water level sensor 76. To be maintained.

Now, in the aircraft body cleaning device 20 according to the present embodiment, the pipe 33 and the branch pipe 34 are connected via the actuator 81 shown in FIGS. 3 to 8, and the branch pipe 34 is shown in FIGS. 3 to 8. The link mechanism 82 is configured to move up and down (swing) as shown in FIG.
As shown in FIGS. 5 and 7, the actuator 81 includes a cylinder 83, a piston 84, and a rod 85.

The cylinder 83 is a cylindrical member whose one end opening is closed by a (first) lid body 86 and whose other end opening is closed by a (second) lid body 87. A through-hole 86a (see FIG. 6 and the like) that penetrates in the thickness direction is provided at the center of the lid body 86. A rod 85 is inserted into the through hole 86a, and the rod 85 is guided in the axial direction (longitudinal direction) of the cylinder 83 and the rod 85 by the through hole 86a. The lid 86 is provided with at least one air port (not shown).
On the other hand, a through hole 87 a that penetrates in the thickness direction is provided at the center of the lid 87. The downstream end of the pipe 33 is connected to the through hole 87a, and the cleaning water 43 or the air is led from the pipe 33 to the inside of the cylinder 83 through the through hole 87a.
Further, the cylinder 83 is provided with a plurality (two in this embodiment) of discharge ports 88 penetrating in the thickness direction, and the upstream end of the branch pipe 34 corresponds to the discharge port corresponding to each discharge port 88. It is connected so as to communicate with the port 88.

The piston 84 has a cylindrical portion 91 whose outer peripheral surface slides on the inner wall surface (inner peripheral surface) of the cylinder 83 along the axial direction of the cylinder 83, and one end opening (opening on the side facing the lid 87). And a closing member 92 for closing.
A convex portion 93 that protrudes toward the lid 87 is provided at the center of one end surface of the closing member 92 (the end surface facing the lid 87). Further, by providing the convex portion 93, an annular space 94 is formed between one end surface of the closing member 92, the outer peripheral surface of the convex portion 93, and the inner wall surface of the cylinder 83.

The rod 85 is a round bar-shaped member having one end fixed to the other end surface of the closing member 92 and the other end connected to the tip of the arm 102 constituting the link mechanism 82. Around the rod 85, a coil spring (biasing means) that extends along the axial direction of the rod 85 and is disposed between the lid body 86 and the closing member 92 and biases the piston 84 toward the lid body 87. ) 95 is provided.

The link mechanism 82 includes a rod 101, an arm 102, and a bearing 103.
The rod 101 is a round bar-like member that extends in the horizontal direction perpendicular to the axial direction of the actuator 81, and an arm 102 is fixed to the central portion in the axial direction. The rods 101 located on both sides of the arm 102 are rotatably supported via bearings 103.

Both ends of the rod 101 are connected to joints 104 that connect the branch pipe 34 located on the upstream side and the branch pipe 34 located on the downstream side, respectively. The joint 104 is connected to the upstream end of the branch pipe 34 located on the downstream side, and rotates with the rod 101 and the branch pipe 34 located on the downstream side, and the branch pipe 34 located on the upstream side. The downstream end is connected, and the non-rotating part (fixed part) 106 which comprises a stationary part with the branch pipe 34 located in the upstream and the actuator 81 is provided.
In addition, a (counter) weight 108 is connected to the rotating portion 105 via a rod 107 extending on the opposite side of the branch pipe 34 located on the downstream side.

The arm 102 is a plate-like member whose one end (base end) is fixed to the rod 101 and rotates (swings) together with the rod 101, so that the other end of the rod 85 constituting the actuator 81 is sandwiched from both sides. Are arranged. The other end (tip) of the arm 102 is attached to the other end of the rod 85 via a pin 109 (see FIG. 6 and the like).
The bearing 103 is fixed to the gantry 110 so that the lower surface is in contact with the upper surface of the gantry 110.

Next, the operation of the actuator 81 and the link mechanism 82 when the aircraft 3 is washed using the cleaning water 43 (or the ceiling spray nozzle 32 or the cleaning water 43 remaining in the aircraft 3 is blown off using air). Will be described with reference to FIGS.

First, the cleaning pump 31 (see FIG. 2) is stopped and the pipe 33 is not supplied with the cleaning water 43 (see FIG. 2) (or the opening / closing provided in the middle of the air supply pipe 51 (see FIG. 2)). When the valve 54 (see FIG. 2) is closed and no air is supplied to the pipe 33), the piston 84 is attached to the lid 87 side by the coil spring 95 as shown in FIGS. It will be in a state of power. At this time, as shown in FIG. 5, the discharge port 88 is closed by the outer peripheral surface of the cylindrical portion 91. Further, as shown in FIGS. 5 and 6, the rod 85 whose one end is fixed to the other end surface of the closing member 92 is also urged to the lid 87 side by the coil spring 95 together with the piston 84. Then, the arm 102 whose tip is connected to the other end of the rod 85 is rotated around the rod 101, and the branch pipe 34 located downstream of the joint 104 is, for example, a solid line in FIG. As shown in the figure, the upper part of the washing machine area S is held so as to extend in the horizontal direction.

Subsequently, the cleaning pump 31 (see FIG. 2) is operated, and the cleaning water 43 (see FIG. 2) is supplied to the pipe 33 (or in the middle of the air supply pipe 51 (see FIG. 2)). In a state where the on-off valve 54 (see FIG. 2) is opened and air is supplied to the pipe 33), the piston 84 resists the biasing force of the coil spring 95 as shown in FIGS. It will be in the state pushed forward to the cover body 86 side. At this time, as shown in FIG. 7, the discharge port 88 and the annular space 94 are in communication with each other, and the cleaning water 43 (or air) supplied from the pipe 33 into the cylinder 83 is discharged into the annular space 94 and the discharge space. It passes through the port 88 and enters the branch pipe 34 positioned upstream of the joint 104, passes through the joint 104 and enters the branch pipe 34 positioned downstream of the joint 104, and the ceiling portion injection nozzle 32 ( (See FIG. 3 etc.) Further, as shown in FIGS. 7 and 8, the rod 85 whose one end is fixed to the other end surface of the closing member 92 is also pushed toward the lid 86 side against the biasing force of the coil spring 95 together with the piston 84. It becomes a state. Then, the arm 102 whose tip is connected to the other end of the rod 85 rotates around the rod 101 as shown by the solid line arrow in FIG. 6, and the branch pipe 34 located downstream of the joint 104 is For example, as shown by a two-dot chain line in FIG. 3, the upper part of the washing machine area S is held so as to extend in a direction approaching the aircraft 3 (a direction extending from the upper side to the lower side: an oblique direction). Further, the air in the space formed by the cylinder 83, the piston 84, and the lid body 86 is discharged to the outside of the cylinder 83 via an air port (not shown) provided in the lid body 86.

When the operation of washing the aircraft 3 (or the operation of spraying the cleaning water 43 remaining on the ceiling spray nozzle 32 or the aircraft 3) is completed, the cleaning pump 31 (see FIG. 2) is stopped and the cleaning water is supplied to the pipe 33. 43 (see FIG. 2) is not supplied (or the on-off valve 54 (see FIG. 2) provided in the middle of the air supply pipe 51 (see FIG. 2) is closed and no air is supplied to the pipe 33). To do. Then, the piston 84 and the rod 85 are urged toward the lid body 87 by the restoring force of the coil spring 95, that is, the state shown in FIGS. For example, as shown by a solid line in FIG. 3, the branch pipe 34 is held so as to extend in the horizontal direction above the washing machine area S.

At this time, after the discharge port 88 is closed by the outer peripheral surface of the cylindrical portion 91, the cleaning water 43 (or air) remaining in the space formed by the cylinder 83, the piston 84, and the lid 87 is the pipe 33. In the middle of the cylinder 83 (for example, the pipe 33 located in the vicinity of the actuator 81) is released from the cylinder 83 and the pipe 33 through a relief valve (not shown) provided (not shown). The space formed by the cylinder 83, the piston 84, and the lid body 86 is filled with air flowing in through an air port (not shown) provided in the lid body 86.

According to the aircraft body cleaning device 20 according to the present embodiment, the branch pipe 34 provided with the ceiling spray nozzle 32 at the tip is swung by the water pressure of the cleaning water 43. That is, a special driving device (for example, a hydraulic actuator or an electric actuator) for causing the ceiling spray nozzle 32 to swing the branch pipe 34 provided at the tip is not required, and the ceiling spray nozzle 32. Only the branch pipe 34 provided at the tip is swung.
Thereby, simplification of a structure can be achieved and an installation cost and a running cost can be reduced.

An aircraft body cleaning apparatus according to another embodiment of the present invention will be described with reference to FIGS.
FIG. 9 is a plan view, partly in cross section, of the main part of the aircraft fuselage cleaning apparatus according to the present embodiment, showing a state in which the ceiling spray nozzle is located away from the aircraft carried into the washing machine area. FIG. 10 and FIG. 10 are side views showing a partial cross-sectional view of the main part of the aircraft fuselage washing apparatus according to the present embodiment, in which the ceiling spray nozzle is located away from the aircraft carried into the washing machine area. FIG. 11 is a plan view in which the principal part of the aircraft fuselage washing apparatus according to the present embodiment is partly cross-sectionally viewed, and the ceiling spray nozzle is located at a position close to the aircraft carried into the washing machine area. FIG. 12 is a side view of a part of the main part of the aircraft fuselage washing apparatus according to the present embodiment, in which a ceiling spray nozzle approaches the aircraft carried into the washing area. It is a figure which shows the state in a position.

The aircraft body cleaning apparatus according to this embodiment is different from that of the above-described embodiment in that an actuator 121 is provided instead of the actuator 81. Since other components are the same as those in the above-described embodiment, description of these components is omitted here.
In addition, the same code | symbol is attached | subjected to the member same as embodiment mentioned above.

The actuator 121 is not different from the actuator 81 described above in that it includes a cylinder 83, a piston 84, and a rod 85. However, the above-described embodiment and this embodiment are different from the above-described embodiment. In this embodiment, the restoring force of the coil spring 95 is used to urge the piston 84 and the rod 85 toward the lid body 87, whereas in the present embodiment, the water pressure of the cleaning water 43 is used. Thus, the piston 84 and the rod 85 are biased toward the lid 87.

Therefore, the lid 86 according to the present embodiment is provided with a washing water port 122 instead of the air port described above. The cleaning water port 122 is connected to a downstream end of a pipe 123 whose upstream end is connected to a discharge port of a (third) cleaning pump (not shown).
Note that the (third) cleaning pump is provided with a cleaning water 43 (see FIG. 2) stored in a water storage tank 42 (see FIG. 2) installed underground or on the ground via a (third) suction pipe (not shown). Is a pump that pumps (supplies) the cleaning water 43 into the space formed by the cylinder 83, the piston 84, and the lid body 86 through the pipe 123 and the cleaning water port 122, and supplies the suction water to the suction port. Is connected to the downstream end of the (third) suction tube. A foot valve (not shown) is provided at the upstream end of the (third) suction pipe.

Next, the operation of the actuator 121 and the link mechanism 82 when the aircraft 3 is washed using the washing water 43 (or the ceiling portion injection nozzle 32 or the washing water 43 remaining in the aircraft 3 is blown off using air). Will be described with reference to FIGS.

First, the cleaning pump 31 (see FIG. 2) is stopped and the pipe 33 is not supplied with the cleaning water 43 (see FIG. 2) (or the opening / closing provided in the middle of the air supply pipe 51 (see FIG. 2)). When the valve 54 (see FIG. 2) is closed and no air is supplied to the pipe 33), the piston 84 is moved by the cylinder 83, the piston 84, and the lid 86 as shown in FIGS. The state is biased toward the lid 87 by the water pressure of the cleaning water 43 filled in the formed space. At this time, as shown in FIG. 9, the discharge port 88 is closed by the outer peripheral surface of the cylindrical portion 91. Further, as shown in FIGS. 9 and 10, the rod 85 whose one end is fixed to the other end surface of the closing member 92 is also filled in the space formed by the cylinder 83, the piston 84, and the lid body 86 together with the piston 84. The state of being urged toward the lid body 87 by the water pressure of the washing water 43 thus made is brought about. Then, the arm 102 whose tip is connected to the other end of the rod 85 is rotated around the rod 101, and the branch pipe 34 located downstream of the joint 104 is, for example, a solid line in FIG. As shown in the figure, the upper part of the washing machine area S is held so as to extend in the horizontal direction.

Subsequently, the cleaning pump 31 (see FIG. 2) is operated, and the cleaning water 43 (see FIG. 2) is supplied to the pipe 33 (or in the middle of the air supply pipe 51 (see FIG. 2)). In the state where the on-off valve 54 (see FIG. 2) is opened and air is supplied to the pipe 33), as shown in FIGS. 11 and 12, the piston 84 has a cylinder 83, a piston 84, and a lid 87. In this state, the water is pushed toward the lid 86 by the water pressure of the cleaning water 43 filled in the space formed by the above. At this time, as shown in FIG. 11, the discharge port 88 and the annular space 94 are in communication with each other, and the cleaning water 43 (or air) supplied from the pipe 33 into the cylinder 83 is discharged from the annular space 94 and the discharge space. It passes through the port 88 and enters the branch pipe 34 positioned upstream of the joint 104, passes through the joint 104 and enters the branch pipe 34 positioned downstream of the joint 104, and the ceiling portion injection nozzle 32 ( (See FIG. 3 etc.) Further, as shown in FIGS. 11 and 12, the rod 85 whose one end is fixed to the other end surface of the closing member 92 is also filled in the space formed by the cylinder 83, the piston 84, and the lid 87 together with the piston 84. The water pressure of the washed water 43 is pushed toward the lid 86. Then, the arm 102 whose tip is connected to the other end of the rod 85 rotates around the rod 101 as shown by the solid line arrow in FIG. 10, and the branch pipe 34 positioned downstream of the joint 104 is For example, as shown by a two-dot chain line in FIG. 3, the upper part of the washing machine area S is held so as to extend in a direction approaching the aircraft 3 (a direction extending from the upper side to the lower side: an oblique direction). Further, the cleaning water 43 in the space formed by the cylinder 83, the piston 84, and the lid 86 is discharged to the outside of the cylinder 83 through a cleaning water port (not shown) provided in the pipe 123.

When the operation of washing the aircraft 3 (or the operation of spraying the cleaning water 43 remaining on the ceiling spray nozzle 32 or the aircraft 3) is completed, the cleaning pump 31 (see FIG. 2) is stopped and the cleaning water is supplied to the pipe 33. 43 (see FIG. 2) is not supplied (or the on-off valve 54 (see FIG. 2) provided in the middle of the air supply pipe 51 (see FIG. 2) is closed and no air is supplied to the pipe 33). At the same time, the (third) cleaning pump (not shown) is stopped so that the cleaning water 43 is supplied to the pipe 123. Then, the piston 84 and the rod 85 are urged toward the lid body 87 by the water pressure of the cleaning water 43 filled in the space formed by the cylinder 83, the piston 84, and the lid body 86, that is, FIG. 9 and FIG. 10, and the branch pipe 34 located downstream of the joint 104 is held so as to extend horizontally above the washing machine area S as indicated by a solid line in FIG. Is done.

At this time, after the discharge port 88 is closed by the outer peripheral surface of the cylindrical portion 91, the cleaning water 43 (or air) remaining in the space formed by the cylinder 83, the piston 84, and the lid 87 is the pipe 33. In the middle of (for example, the piping 33 located in the vicinity of the actuator 121), it escapes from the cylinder 83 and the piping 33 through the relief valve (not shown) provided in the figure (by opening the relief valve).

According to the aircraft fuselage cleaning apparatus according to the present embodiment, the branch pipe 34 provided with the ceiling spray nozzle 32 at the tip is swung by the water pressure of the cleaning water 43. That is, a special driving device (for example, a hydraulic actuator or an electric actuator) for causing the ceiling spray nozzle 32 to swing the branch pipe 34 provided at the tip is not required, and the ceiling spray nozzle 32. Only the branch pipe 34 provided at the tip is swung.
Thereby, simplification of a structure can be achieved and an installation cost and a running cost can be reduced.

Note that the present invention is not limited to the above-described embodiment, and can be modified and changed as necessary.
For example, in the above-described embodiment, the aircraft body cleaning device according to the present invention has been described as an example in which the aircraft body cleaning device according to the present invention is arranged inside the aircraft washing machine 1 as shown in FIG. The airframe washing apparatus can also be arranged on the flight deck of an aircraft washing machine other than the aircraft washing machine 1 as shown in FIG. 1 or a ship (for example, a helicopter-equipped escort ship) equipped with an aircraft (for example, a helicopter).

Further, the form of the

actuators

81 and 121 and the place where the coil spring 95 and the rod 85 are disposed can be changed as appropriate.

DESCRIPTION OF SYMBOLS 1 Aircraft washing machine 3 Aircraft 20 Aircraft body washing | cleaning apparatus 31 Cleaning pump 32 Ceiling part injection nozzle (injection nozzle)
33 Piping 34 Branch pipe 42 Water storage tank 43 Washing water 81 Actuator 82 Link mechanism 83 Cylinder 84 Piston 85 Rod 95 Coil spring (biasing means)
121 Actuator S Machine wash area

Claims

An aircraft body washing apparatus for washing an outer surface of an aircraft carried into a washing machine area with washing water,
Piping arranged in the washing machine area;
A branch pipe connected to the downstream end of the pipe;
An injection nozzle provided at the tip of the branch pipe;
A cleaning pump for pumping cleaning water to the spray nozzle through the pipe and the branch pipe;
An actuator provided between the pipe and the branch pipe, and having a cylinder, a piston housed in the cylinder, and a rod fixed to the piston;
A link mechanism connected to the rod,
When supplying the washing water, the piston and the rod move in one direction due to the pressure exerted by the washing water, the pipe and the branch pipe communicate with each other, and the link nozzle causes the injection nozzle to approach the aircraft. The branch pipe swings,
When washing water is not supplied, the piston and the rod are moved in the other direction by the biasing means provided in the actuator, the communication between the pipe and the branch pipe is blocked, and the link mechanism An aircraft fuselage washing apparatus in which the branch pipe swings so that the spray nozzle moves away from the aircraft.
An aircraft body washing apparatus for washing an outer surface of an aircraft carried into a washing machine area with washing water,
Piping arranged in the washing machine area;
A branch pipe connected to the downstream end of the pipe;
An injection nozzle provided at the tip of the branch pipe;
A cleaning pump for pumping cleaning water to the spray nozzle through the pipe and the branch pipe;
An actuator provided between the pipe and the branch pipe, and having a cylinder, a piston housed in the cylinder, and a rod fixed to the piston;
A link mechanism connected to the rod,
When supplying the cleaning water, the piston and the rod move in one direction due to the water pressure of the cleaning water, the pipe and the branch pipe communicate with each other, and the jet nozzle approaches the aircraft by the link mechanism. The tube swings,
When cleaning water is not supplied, the pressure exerted by the gas or liquid introduced into the actuator causes the piston and the rod to move in the other direction, and the communication between the pipe and the branch pipe is interrupted. An aircraft body cleaning apparatus in which the branch pipe swings by a mechanism so that the spray nozzle moves away from the aircraft.
An aircraft body cleaning apparatus for cleaning an outer surface of an aircraft carried into a washing machine area with cleaning water stored in a water storage tank,
A pipe extending in the front-rear direction and / or the left-right direction of the washing area above the washing area;
A branch pipe connected to the downstream end of the pipe;
An injection nozzle provided at the tip of the branch pipe;
A cleaning pump that sucks and pressurizes the cleaning water stored in the water storage tank and pumps the cleaning water to the spray nozzle through the pipe and the branch pipe;
Actuator in which the rod fixed to the other end surface of the piston advances in the axial direction from the cylinder by the cleaning water pumped from the cleaning pump acting on one end surface of the piston housed in the cylinder When,
A link mechanism that swings the branch pipe so that the injection nozzle approaches the aircraft carried into the washing machine area by the rod that advances from the cylinder along the axial direction;
An aircraft provided with a coil spring in the cylinder that acts on the other end surface of the piston to urge the piston and the rod in a direction away from the aircraft in which the injection nozzle is carried into the washing area. Airframe cleaning device.
An aircraft body cleaning apparatus for cleaning an outer surface of an aircraft carried into a washing machine area with cleaning water stored in a water storage tank,
A pipe extending in the front-rear direction and / or the left-right direction of the washing area above the washing area;
A branch pipe connected to the downstream end of the pipe;
An injection nozzle provided at the tip of the branch pipe;
A cleaning pump that sucks and pressurizes the cleaning water stored in the water storage tank and pumps the cleaning water to the spray nozzle through the pipe and the branch pipe;
Actuator in which the rod fixed to the other end surface of the piston advances in the axial direction from the cylinder by the cleaning water pumped from the cleaning pump acting on one end surface of the piston housed in the cylinder When,
A link mechanism that swings the branch pipe so that the injection nozzle approaches the aircraft carried into the washing machine area by the rod that advances from the cylinder along the axial direction;
A liquid or gas acting on the other end surface of the piston to urge the piston and the rod in a direction away from the aircraft in which the injection nozzle is carried into the washing area is supplied into the cylinder. Aircraft fuselage cleaning device that is configured in.
An aircraft washing machine equipped with the aircraft body cleaning device according to any one of claims 1 to 4.
An aircraft-mounted ship equipped with the aircraft body cleaning device according to any one of claims 1 to 4.