CN217049015U

CN217049015U - Wave sound 787 aircraft cockpit half shading solar protection devices

Info

Publication number: CN217049015U
Application number: CN202123129505.2U
Authority: CN
Inventors: 代小钰; 杨绪彪
Original assignee: Shanghai University of Engineering Science
Current assignee: Shanghai University of Engineering Science
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-07-26
Anticipated expiration: 2031-12-13

Abstract

The utility model relates to a boeing 787 aircraft cockpit half-shading and sun-shading device, which comprises a sun-shading curtain, a traction mechanism, guide rails respectively arranged at the upper side and the lower side of a windshield and an electric mechanism arranged at the right side of the windshield, the traction mechanism comprises fixed brackets respectively fixed at the left side and the right side of the windshield, a reel pipe and a traction rope which are respectively connected with each fixed bracket in a rotating way, and a telescopic traction rod of which the upper end and the lower end are respectively connected with the guide rails at the upper side and the lower side of the windshield in a sliding way, one end of the traction rope is wound on the reel pipe on the fixed bracket at the right side of the windshield, the other end of the traction rope is connected with the telescopic traction rod, the left side of the sunshade curtain is connected with a reel pipe on a fixed bracket on the left side of the windshield, the right side of the sunshade curtain is connected with a telescopic draw bar, compared with the prior art, the utility model has the advantages of easy operation, the material is easy, change sunshade surface fabric cost is low and prevent that the highlight from causing the injury to pilot's sight.

Description

Boeing 787 aircraft cockpit half shading solar protection devices

Technical Field

The utility model relates to a belong to aircraft interior design technique, especially relate to a wave sound 787 aircraft cockpit half shading solar protection devices.

Background

The wave sound 787 aircraft cockpit is not provided with a sun shading device, and due to weather reasons, particularly strong light in summer, strong heat affects the physiological state of a pilot, so that visual fatigue is easily caused, and physical and mental fatigue of the pilot is caused. Therefore, the sun-shading device is necessary to be installed in the cockpit of the boeing 787 aircraft, and a pilot needs to see the outside through the cockpit windshield in the flight process, so that the sun-shading curtain made of the semi-shading (one-way perspective) PET heat-insulation film can simulate the state of cloudy days, prevent the strong light from hurting the sight of the pilot, insulate heat and ultraviolet rays, protect the physical health of the pilot and facilitate the safe flight of the pilot.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a wave sound 787 airplane cockpit half-shading sunshade device in order to overcome the defects of the prior art.

The purpose of the utility model can be realized through the following technical scheme:

a semi-shading and sun-shading device of a boeing 787 aircraft cockpit comprises a sun-shading curtain (1), a traction mechanism, guide rails (2) respectively arranged at the upper side and the lower side of a windshield and an electric mechanism arranged at the right side of the windshield, the traction mechanism comprises fixed brackets (11) respectively fixed at the left side and the right side of the windshield, a reelpipe (8) respectively connected with each fixed bracket (11) in a rotating way, a traction rope (7), and a telescopic traction rod (3) of which the upper end and the lower end are respectively connected with the guide rails (2) at the upper side and the lower side of the windshield in a sliding way, one end of the traction rope (7) is wound on a reel pipe (8) on a fixed bracket (11) at the right side of the windshield, the other end is connected with the telescopic traction rod (3), the left side of the sun-shading curtain (1) is connected with a roller pipe (8) on a wind shield left side fixing support (11), and the right side of the sun-shading curtain is connected with a telescopic draw bar (3).

Fixed bolster (11) including two door type supports that set up in windscreen right side top and windscreen right side below relatively respectively, door type support constitute every by integrated into one piece's supporting part and fixed part and the connecting portion of being connected with long portion both ends respectively the fixed part of door type support fix respectively in windscreen right side top and windscreen right side below, two the connecting portion of door type support rotate with reelpipe (8) both ends respectively and be connected.

The retractable draw bar (3) is composed of a spring (4), two round rods (5) respectively connected with two ends of the spring (4) and a sleeve (6) sleeved on the spring (4) and the round rods (5), and the sleeve (6) of the retractable draw bar (3) is fixedly connected with the right side of the sunshade curtain (1).

The length of the sleeve (6) is less than or equal to the minimum vertical distance between the guide rails (2) on the upper side and the lower side of the windshield.

Two round rods (5) of the telescopic draw bar (3) are respectively connected with the guide rails (2) on the upper side and the lower side of the windshield in a sliding manner through balls (9).

The guide rail (2) is fixedly connected with the upper side of the windshield through a plurality of fixing screws (10) arranged in the track of the guide rail (2).

The bending radian of the guide rail (2) is the same as that of the windshield frame, and the length of the guide rail (2) is greater than or equal to that of the windshield edge.

The size and the shape of the sun-shading curtain (1) are the same as those of the windshield.

The sunshade curtain (1) is a PET heat insulation film.

The electric mechanism comprises a motor (12) and a switch (13), wherein the motor (12) is used for controlling the operation of the roller pipes (8) on the left side and the right side of the windshield fixed support (11), the switch (13) is used for controlling the operation of the motor (12), the motor (12) is arranged on the fixed support (11), and the switch (13) is provided with an unfolding button and a folding button.

Compared with the prior art, the utility model has the advantages of it is following:

1. aiming at the problem that the existing Boeing 787 airplane is not provided with a windshield sunshade device, the device can be arranged on a main windshield and a side windshield, the device is simple to operate, the materials are easy to obtain, the manufacturing cost for replacing the sunshade fabric is low, and the cost is reduced.

2. The utility model provides a solar protection devices can make the shape of solar protection devices and windshield suit according to the different customization of shape of windshield, and the sunshade screen can cover windshield for the shading function can be more perfect.

3. The guide rail is customized according to the shape of the windshield frame, and the shape of the windshield frame is irregular, so that the telescopic draw bar is adopted, the ball slides along the guide rail, the shape of the guide rail changes in the sliding process, and the spring in the telescopic draw bar can be stretched and contracted along with the adaptive change of the guide rail without separating from the guide rail, so that the safety and the reliability are realized.

4. The utility model discloses a pass through the fixed bolster to the reelpipe and fix in aircraft cockpit, open the switch, under the rotation of motor, the reelpipe rotates, can reach the expansion and pack up the sunshade surface fabric, convenient operation through the drawing and the roll-up of haulage rope.

Drawings

Fig. 1 is a two-dimensional schematic diagram of a boeing 787 aircraft cockpit main windshield half-shading (one-way perspective) sunshade device.

Fig. 2 is a two-dimensional schematic diagram of a boeing 787 aircraft cockpit side windshield half-shading (one-way perspective) sunshade device.

Fig. 3 is a three-dimensional schematic view of a boeing 787 aircraft cockpit side windshield half-shading (one-way perspective) sunshade device.

Fig. 4 is a three-dimensional partial view of four windshields of a boeing 787 aircraft cockpit (the shape and solid angle of the windshields are the same).

Fig. 5 is a schematic structural view of the retractable drawbar according to the present invention.

Fig. 6 is a partial three-dimensional schematic view of the retractable drawbar according to the present invention.

Fig. 7 is a three-dimensional schematic view of the retractable drawbar of the present invention.

Wherein: 1. the sunshade curtain comprises a sunshade curtain body 2, a guide rail 3, a telescopic draw bar 4, a spring 5, a round rod 6, a sleeve 7, a draw rope 8, a reel pipe 9, a ball 10, a fixing screw 11, a fixing support 12, a motor 13 and a switch.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Examples

As shown in fig. 1, 2 and 3, the utility model provides a boeing 787 aircraft cockpit half shading and shading device, which comprises a shading curtain 1, a traction mechanism, guide rails 2 respectively arranged at the upper and lower sides of a windshield and an electric mechanism arranged at the right side of the windshield, wherein the traction mechanism comprises fixed brackets 11 respectively fixed at the left and right sides of the windshield, a reel pipe 8 respectively rotatably connected with each fixed bracket 11, a traction rope 7, a telescopic traction rod 3 with the upper and lower ends respectively slidably connected with the guide rails 2 at the upper and lower sides of the windshield, one end of the traction rope 7 is wound on the reel pipe 8 on the fixed bracket 11 at the right side of the windshield, the other end is connected with the telescopic traction rod 3, the left side of the shading curtain 1 is connected with the reel pipe 8 on the fixed bracket 11 at the left side of the windshield, the right side is connected with the telescopic traction rod 3, the shading curtain 1 is driven under the rotation of the reel pipe 8, to achieve the purpose of folding and unfolding, the switch 13 is pressed, the motor 12 rotates, the roller pipe 8 rotates, and the telescopic draw bar 3 moves to realize the folding and unfolding of the sunshade curtain 1.

When the sun-shading is not needed under normal conditions, the sun-shading curtain 1 is driven by the roller pipe 8 to be rolled up and is positioned on the left side or the right side of a cockpit airplane, the working visual field of a pilot is prevented from being influenced, when the light is too strong and the sun-shading is needed, the pilot can unfold the sun-shading curtain 1 in an electric mode through the motor 12 according to the sun-shading requirement, in the unfolding process of the sun-shading curtain 1, as the glass surface of a cockpit windshield is not horizontal and vertical and is a plane with radian, the installation shape, the radian and the length of the guide rail 2 are changed according to the cockpit windshield, and in the sliding process of the ball 9 on the telescopic draw bar 3 in the guide rail 2, as the vertical distance between the guide rail 2 and the guide rail 2 is changed, at the time, a spring in the telescopic draw bar 3 stretches due to the change of pressure, at the time, the length of the telescopic draw bar 3 can be changed according to the change of the guide rail 2, eventually, the sunshade screen 1 can cover the sunlight.

As shown in fig. 4, since the windshield has different sizes, shapes, inclination angles and curvature arcs, the sunshade device has different sizes and shapes, the guide rails 2 installed on the upper and lower sides of the windshield are adapted to the sizes, shapes, inclination angles and curvature arcs of the windshield, and the sunshade curtain 1 has the same size and shape as the windshield.

As shown in fig. 5, 6 and 7, the retractable drawbar 3 is composed of a spring, two round rods respectively connected with two ends of the spring and a sleeve sleeved on the spring and the round rods, the length of the sleeve is less than or equal to the minimum vertical distance between the guide rails 2 at the upper side and the lower side of the windshield, in the moving process of the retractable drawbar 3, the length of the retractable drawbar 3 needs to be changed to adapt to the change of the vertical distance between the upper guide rail 2 and the lower guide rail 2, at this time, the compression degree of the spring in the retractable drawbar 3 is different, and the length of the retractable drawbar 3 is adjusted along with the change of the guide rails 2 to adapt to the change of the length of the retractable drawbar.

The width and the length of the guide rails are adjusted according to the spatial positions of different windshields in the installation process, the bending degree is also set according to the actual situation, when the vertical distance between the guide rails 2 at the upper side and the lower side of the windshield is changed, the telescopic draw bar 3 moves along the guide rails 2 in the telescopic process of the spring, the compression degree of the spring in the telescopic draw bar 3 is changed along with the vertical distance between the guide rails 2 at the upper side and the lower side of the windshield in the sliding process of the telescopic draw bar 3 in the guide rails 2 through the ball 9, and the length of the telescopic draw bar 3 is changed along with the change of the vertical distance between the guide rails 2 at the upper side and the lower side of the windshield

When the unfolding button is pressed down, the motor 12 runs, the roller pipes 8 on the left and right fixed supports 11 of the windshield rotate forward or reversely, the telescopic draw bar 3 is positioned on the left side of the guide rail 2, and the sunshade curtain 1 is unfolded through rolling up the draw ropes 7 on the roller pipes 8 on the right side of the windshield and sliding to the right side of the guide rail 2 in a telescopic manner; when the retraction button is pressed down, the motor 12 runs, the roller pipes 8 on the windshield left and right side fixing supports 11 rotate reversely or forwardly, the telescopic draw bar 3 is positioned on the right side of the guide rail 2, and the sunshade curtain 1 is retracted by loosening the draw ropes 7 on the roller pipes 8 on the right side of the windshield and rotating the roller pipes 8 on the right side of the windshield to slide leftwards in a telescopic manner to the left side of the guide rail 2.

When sunshade screen 1 expandes, reduce the luminousness, increase the heat-insulating rate and reduce the ultraviolet ray, can simulate cloudy day effect, reduce highlight and the intense heat to the pilot harmful effects of in-process that flies, what sunshade screen 1 adopted simultaneously is the PET surface fabric of one-way perspective, so do not shelter from the pilot field of vision, the pilot still can see through the windshield and observe that the aircraft is external.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various equivalent modifications or replacements within the technical scope of the present invention, and these modifications or replacements should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A boeing 787 aircraft cockpit half-shading and sun-shading device is characterized in that the device comprises a sun-shading curtain (1), a traction mechanism, guide rails (2) respectively arranged at the upper side and the lower side of the windshield and an electric mechanism arranged at the right side of the windshield, the traction mechanism comprises fixed brackets (11) respectively fixed at the left side and the right side of the windshield, a reel pipe (8) respectively connected with each fixed bracket (11) in a rotating way, a traction rope (7), and a telescopic traction rod (3) of which the upper end and the lower end are respectively connected with the guide rails (2) at the upper side and the lower side of the windshield in a sliding way, one end of the traction rope (7) is wound on the reel pipe (8) on the fixed bracket (11) at the right side of the windshield, the other end is connected with the telescopic traction rod (3), the left side of the sunshade curtain (1) is connected with a reel pipe (8) on a windshield left side fixing support (11), and the right side of the sunshade curtain is connected with a telescopic traction rod (3).

2. The semi-shading sun-shading device for the boeing 787 aircraft cockpit according to claim 1, wherein the fixing bracket (11) includes two door-shaped brackets oppositely disposed above and below the right side of the windshield, the door-shaped brackets are formed by an integrally formed supporting portion and fixing portions and connecting portions respectively connected to both ends of the long portion, the fixing portion of each door-shaped bracket is fixed above and below the right side of the windshield, and the connecting portions of the two door-shaped brackets are rotatably connected to both ends of the roller pipe (8).

3. The boeing 787 aircraft cockpit semi-shading and sun-shading device according to claim 1, wherein the retractable drawbar (3) is composed of a spring (4), two round rods (5) respectively connected with two ends of the spring (4), and a sleeve (6) sleeved on the spring (4) and the round rods (5), and the sleeve (6) of the retractable drawbar (3) is fixedly connected with the right side of the sun-shading curtain (1).

4. A boeing 787 aircraft cockpit semi-opaque and sun-shading arrangement as claimed in claim 3 wherein the length of the sleeve (6) is less than or equal to the minimum vertical distance between the rails (2) on both sides above and below the windshield.

5. The boeing 787 aircraft cockpit half shade and sun shade device of claim 1, wherein the two round rods (5) of the telescopic drawbar (3) are slidably connected with the guide rails (2) on the upper and lower sides of the windshield through balls (9).

6. A boeing 787 aircraft cockpit semi-opaque sun protection as claimed in claim 1 characterised in that the guide rail (2) is fixedly attached to the upper side of the windshield by a plurality of fixing screws (10) arranged in the track of the guide rail (2).

7. A boeing 787 aircraft cockpit half shade sunshade device as claimed in claim 6 wherein the curvature of the rail (2) is the same as the curvature of the windshield surround and the length of the rail (2) is equal to or greater than the length of the windshield edge.

8. A boeing 787 aircraft cockpit semi-opaque sun protection device as claimed in claim 1 wherein the size and shape of the screen (1) is the same as the size and shape of the windshield.

9. The boeing 787 aircraft cockpit semi-opaque sun shade according to claim 1, wherein said sun shade (1) is a PET heat insulating film.

10. The semi-shading and sun-shading device for the boeing 787 aircraft cockpit of claim 1 wherein the electric mechanism includes a motor (12) for controlling the operation of the roller tubes (8) on the left and right fixed supports (11) of the windshield and a switch (13) for controlling the operation of the motor (12), the motor (12) is disposed on the fixed supports (11), and the switch (13) is provided with a deployment button and a retraction button.