Controllable shading mechanism of aircraft cockpit

Abstract

The utility model belongs to the technical field of taxes and prices of controllable shading mechanisms of aircraft cockpits, and particularly relates to a controllable shading mechanism of an aircraft cockpit, which is simple in overall structure, can unfold shading cloth by pulling a pull block, shields a cockpit cover and shields the visual external view of the cockpit, and is designed through automatic matching of a clamping hook and a locking hook. When the shading cloth is unfolded, the pull block is reliably locked at the position where the shading cloth is unfolded, the lock hook and the clamping hook can be separated by pressing the lock hook, the pull block is automatically pulled by the tension spring to reset, the shading cloth is folded, a canopy is not shielded, the visual external visual field of a cockpit is not shielded, operation is convenient, man-machine work efficiency is good, and use efficiency is high.

Description

Technical Field

[0001] The present application belongs to the technical field of aircraft cockpit controllable shading mechanism tax price total, and specifically relates to an aircraft cockpit controllable shading mechanism. Background Art

[0002] In order to meet the needs of aircraft engineering technology development, verification and training, it is necessary to set up a controllable shading mechanism in the cockpit so as to be able to block the visual external view of the cockpit in the air.

[0003] Currently, a controllable shading mechanism is provided in the cockpit of an aircraft, which has a complex structure, is inconvenient to operate, has poor ergonomics, and has low efficiency.

[0004] This application is proposed in view of the above-mentioned technical defects. Summary of the invention

[0005] The purpose of the present application is to provide a controllable shading mechanism for an aircraft cockpit to overcome or alleviate at least one of the technical deficiencies of the known ones.

[0006] The technical solution of this application is:

[0007] A controllable shading mechanism for an aircraft cockpit, comprising:

[0008] Two support rods are arranged along the heading on the inner side of the canopy and connected to the edges of both sides of the canopy;

[0009] Multiple U-shaped frames, with both ends slidingly connected to two support rods, protruding toward the canopy;

[0010] Blackout cloth, covering the outside of each U-shaped frame;

[0011] Two pull blocks are slidably connected to the two support rods and connected to the U-shaped frame located in the front;

[0012] Two tension springs are connected between the rear ends of the two support rods and the two pull blocks. The two pull blocks are kept at the rear ends of the two support rods by elastic force. Each U-shaped frame is stacked at the rear ends of the two support rods to fold the blackout cloth and not cover the cockpit cover.

[0013] Two hooks are connected to the front ends of the two support rods;

[0014] Two locking hooks, hinged on two pull blocks;

[0015] Two lock springs, connected between the two lock hooks and the pull block;

[0016] The two pull blocks can be pulled forward along the two support rods to overcome the elastic force of the tension springs, so that the hook ends of the two lock hooks contact with the hook ends of the two card hooks. Under the compression of the two card hooks, the two lock hooks will overcome the elastic force of the two lock springs and rotate. At this time, the two lock springs can be compressed, so that the hook ends of the two lock hooks bypass the hook ends of the two card hooks, and then reset under the elastic force of the two lock springs. The hook ends of the two lock hooks hook the hook ends of the two card hooks. At the same time, each U-shaped frame will be driven to slide to each of the two support rods, so that the blackout cloth will be unfolded to cover the cockpit cover, wherein the contact portion between the two lock hooks and the hook ends of the card hooks can be set to an inclined surface;

[0017] The two lock hooks can be pressed to overcome the elastic force of the two lock springs and rotate. At this time, the two lock springs can be stretched to separate the hook ends of the two lock hooks from the hook ends of the two hooks. Under the action of the two tension springs, the two pull blocks will slide backward along the two support rods, so that each U-shaped frame slides to the rear end of the two support rods and stacks, folding the blackout cloth so as not to block the cockpit cover.

[0018] According to at least one embodiment of the present application, in the above-mentioned aircraft cockpit controllable shading mechanism, both ends of each U-shaped frame are connected to the two support rods via guide rails.

[0019] According to at least one embodiment of the present application, in the above-mentioned aircraft cockpit controllable shading mechanism, rollers are provided at both ends of each U-shaped frame, which are slidably connected to two support rods through the rollers.

[0020] According to at least one embodiment of the present application, in the above-mentioned aircraft cockpit controllable shading mechanism, the shading cloth is made of flame-retardant non-woven fabric.

[0021] According to at least one embodiment of the present application, in the above-mentioned aircraft cockpit manipulable shading mechanism, the two pull blocks and the two support rods are connected by guide rails.

[0022] According to at least one embodiment of the present application, in the above-mentioned aircraft cockpit manipulable shading mechanism, two pull blocks are provided with pull tabs;

[0023] The two pull tabs are provided with pull holes;

[0024] Two pulling holes are sleeved on two ends of the U-shaped frame located in the front.

[0025] According to at least one embodiment of the present application, in the above-mentioned aircraft cockpit manipulable shading mechanism, two pull blocks are provided with hand-pull holes.

[0026] According to at least one embodiment of the present application, in the above-mentioned aircraft cockpit controllable shading mechanism, the two pull blocks have support parts, and the support parts have support holes;

[0027] The two lock hooks are hinged on two supporting parts through pins;

[0028] Two lock springs are arranged between the two lock hooks and the supporting parts, and it can be further designed that each lock hook and its supporting part have a pair of lock springs;

[0029] The aircraft cockpit controllable shading mechanism also includes:

[0030] Two buttons, the front end passes through two supporting holes and is connected to the locking hook.

[0031] According to at least one embodiment of the present application, in the above-mentioned aircraft cockpit controllable shading mechanism, springs are sleeved on the two buttons, and the two ends of the springs abut between the supporting part and the head of the button.

[0032] According to at least one embodiment of the present application, the above-mentioned aircraft cockpit controllable shading mechanism further includes:

[0033] Two groups of connecting parts are provided with clamping grooves and connecting protrusions, wherein the two groups of clamping grooves are clamped on the two supporting rods, and the two groups of connecting protrusions are connected to the connecting parts arranged on the edges of both sides of the cockpit cover through clamps.

[0034] This application has at least the following beneficial technical effects:

[0035] Provided is a controllable shading mechanism for an aircraft cockpit, which has a simple overall structure, can unfold a shading cloth by pulling a pulling block, shield the canopy, and shield the visual external field of view of the cockpit, and is designed to reliably lock the pulling block at a position when the shading cloth is unfolded through automatic cooperation of a clamping hook and a locking hook, and can separate the locking hook from the clamping hook by pressing the locking hook, and automatically pull the pulling block by a tension spring to reset it, so that the shading cloth is folded, the canopy is not blocked, and the visual external field of view of the cockpit is not blocked, and the operation is convenient, the ergonomics is good, and the use efficiency is high. BRIEF DESCRIPTION OF THE DRAWINGS

[0036] Figure 1 It is a schematic diagram of the shading cloth of the controllable shading mechanism of the aircraft cockpit provided by the embodiment of the present application when it is folded;

[0037] Figure 2 It is a schematic diagram of the aircraft cockpit controllable shading mechanism provided by the embodiment of the present application when the shading cloth is unfolded;

[0038] Figure 3-Figure 5 It is a partial schematic diagram of a controllable shading mechanism in an aircraft cockpit provided in an embodiment of the present application;

[0039] in:

[0040] 1-support rod; 2-U-shaped frame; 3-shading cloth; 4-pull block; 5-tension spring; 6-hook; 7-lock hook; 8-lock spring; 9-button.

[0041] In order to better illustrate the present embodiment, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of the actual product. In addition, the drawings are only used for illustrative purposes and should not be construed as limitations on the present application. DETAILED DESCRIPTION

[0042] In order to make the technical solution and advantages of the present application clearer, the technical solution of the present application will be described in further detail in detail and in detail with reference to the accompanying drawings. It can be understood that the specific embodiments described here are only partial embodiments of the present application, which are only used to explain the present application, not to limit the present application. It should be noted that, for the convenience of description, only the parts related to the present application are shown in the accompanying drawings, and other related parts can refer to the general design.

[0043] In addition, unless otherwise defined, the technical terms or scientific terms used in the description of this application shall have the usual meanings understood by those of ordinary skill in the art to which this application belongs. The words used in the description of this application to indicate orientation are only used to indicate relative directions or positional relationships. When the absolute position of the described object changes, its relative positional relationship may also change accordingly. The word "include" used in the description of this application indicates that the elements or objects appearing before the word include the elements or objects listed after the word and their equivalents, but does not exclude other elements or objects.

[0044] In addition, it should be noted that, unless otherwise clearly specified and limited, the words "installation", "connection" and similar terms used in the description of this application should be understood in a broad sense. For example, the connection can be a fixed connection or a detachable connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. Technical personnel in the field can understand its specific meaning in this application according to the specific circumstances.

[0045] A controllable shading mechanism for an aircraft cockpit, comprising:

[0046] Two support rods 1 are arranged along the heading on the inner side of the canopy and connected to the edges of both sides of the canopy;

[0047] A plurality of U-shaped frames 2, both ends of which are slidably connected to the two support rods 1 and protrude toward the canopy;

[0048] A shading cloth 3 is covered on the outside of each U-shaped frame 2;

[0049] Two pull blocks 4 are slidably connected to the two support rods 1 and connected to the U-shaped frame 2 located in the front;

[0050] Two tension springs 5 ​​are connected between the rear ends of the two support rods 1 and the two pull blocks 4. The two pull blocks 4 are kept at the rear ends of the two support rods 1 by elastic force. Each U-shaped frame 2 is stacked at the rear ends of the two support rods 1, and the blackout cloth 3 is folded so as not to block the cockpit cover. Figure 1 As shown, the visual external view of the cockpit is not obstructed;

[0051] Two hooks 6 are connected to the front ends of the two support rods 1;

[0052] Two locking hooks 7 are hinged on the two pull blocks 4;

[0053] Two lock springs 8 are connected between the two lock hooks 7 and the pull block 4;

[0054] The two pull blocks 4 can be pulled forward along the two support rods 1 to overcome the elastic force of the tension springs 5, so that the hook ends of the two lock hooks 7 are in contact with the hook ends of the two hooks 6. Under the compression of the two hooks 6, the two lock hooks 7 will overcome the elastic force of the two lock springs 8 and rotate, so that the hook ends of the two lock hooks 7 bypass the hook ends of the two hooks 6, and then reset under the elastic force of the two lock springs 8, and the hook ends of the two lock hooks 7 hook the hook ends of the two hooks 6. Figure 3 As shown, at the same time, each U-shaped frame 2 will be driven to slide to each of the two support rods 1, so that the blackout cloth 3 is unfolded to cover the cockpit cover, such as Figure 2 As shown, obstructing the visual external view of the cockpit;

[0055] The two locking hooks 7 can be pressed to overcome the elastic force of the two locking springs 8 and rotate, so that the hook ends of the two locking hooks 7 are separated from the hook ends of the two hooks 6. Under the action of the two tension springs 5, the two pulling blocks 4 will slide backward along the two support rods 1, so that each U-shaped frame 2 slides to the rear end of the two support rods 1 and stacks, and the blackout cloth 3 is folded without blocking the cockpit cover and the visual external view of the cockpit.

[0056] The aircraft cockpit disclosed in the above-mentioned embodiment has a controllable shading mechanism with a simple overall structure. The shading cloth 3 can be unfolded by pulling the pull block 4 to block the canopy and the visual external view of the cockpit. The pull block 4 is designed to reliably lock the shading cloth 3 in the unfolded position through the automatic cooperation of the hook 6 and the lock hook 7, and the lock hook 7 can be separated from the hook 6 by pressing the lock hook 7, and the pull block 4 can be automatically pulled by the tension spring 5 to reset it, so that the shading cloth 3 is folded without blocking the canopy and the visual external view of the cockpit. The operation is convenient, the ergonomics is good, and the use efficiency is high.

[0057] In some optional embodiments, in the above-mentioned aircraft cockpit controllable shading mechanism, both ends of each U-shaped frame 2 are connected to the two support rods 1 via guide rails.

[0058] In some optional embodiments, in the above-mentioned aircraft cockpit controllable shading mechanism, rollers are provided at both ends of each U-shaped frame 2, which are slidably connected to the two support rods 1 through the rollers to reduce the sliding friction between the two ends of each U-shaped frame 2 and the two support rods 1.

[0059] In some optional embodiments, in the above-mentioned aircraft cockpit controllable shading mechanism, the shading cloth 3 is made of flame-retardant non-woven fabric, the shading rate is higher than 80%, and it has a good shading effect.

[0060] In some optional embodiments, in the above-mentioned aircraft cockpit controllable shading mechanism, the two pull blocks 4 are connected to the two support rods 1 via guide rails.

[0061] In some optional embodiments, in the above-mentioned aircraft cockpit controllable shading mechanism, two pull blocks 4 are provided with pull tabs;

[0062] The two pull tabs are provided with pull holes;

[0063] The two pull holes are sleeved on the two ends of the U-shaped frame 2 located in the front.

[0064] In some optional embodiments, in the above-mentioned aircraft cockpit controllable shading mechanism, the two pull blocks 4 are provided with hand holes, and the pull blocks 4 can be easily pulled through the hand holes.

[0065] In some optional embodiments, in the above-mentioned aircraft cockpit controllable shading mechanism, the two pull blocks 4 have support parts, and the support parts have support holes;

[0066] The two lock hooks 7 are hinged on the two supporting parts through pins;

[0067] Two lock springs 8 are arranged between the two lock hooks 7 and the supporting part;

[0068] The aircraft cockpit controllable shading mechanism also includes:

[0069] Two buttons 9, the front end of which passes through two supporting holes and is connected to the lock hook 7, such as Figure 4 As shown, the lock hook 7 can be conveniently pressed by the button 9.

[0070] In some optional embodiments, in the above-mentioned aircraft cockpit controllable shading mechanism, a spring is provided on the two buttons 9, and the two ends of the spring are abutted between the supporting part and the head of the button 9. When the button 9 is pressed, the spring will be compressed. After the button 9 is released, the button 9 can automatically reset under the action of the elastic force of the spring.

[0071] In some optional embodiments, the above-mentioned aircraft cockpit controllable shading mechanism further includes:

[0072] Two sets of connecting members 10 have slots and connecting protrusions, wherein the two sets of slots are clamped on the two support rods 1, and the two sets of connecting protrusions are connected to the connecting parts set on the edges of the two sides of the cockpit cover through clamps, such as Figure 5 shown.

[0073] The various embodiments in the specification are described in a progressive manner, and each embodiment focuses on the differences from other embodiments. The same or similar parts between the various embodiments can be referenced to each other. In the absence of conflict, the embodiments in this application and the technical features in the embodiments can be combined with each other to obtain new embodiments.

[0074] So far, the technical solution of the present application has been described in conjunction with the preferred embodiments shown in the accompanying drawings. Those skilled in the art should understand that the scope of protection of the present application is obviously not limited to these specific embodiments. Without departing from the principles of the present application, those skilled in the art can make equivalent changes or substitutions to the relevant technical features, and the technical solutions after these changes or substitutions will fall within the scope of protection of the present application.

Claims

1. A controllable shading mechanism for an aircraft cockpit, characterized in that: include: Two support rods (1) are arranged along the heading on the inner side of the canopy and connected to the edges of both sides of the canopy; A plurality of U-shaped frames (2) are slidably connected at both ends to two support rods (1) and protrude toward the canopy; A shading cloth (3) covers the outside of each U-shaped frame (2); Two pull blocks (4) are slidably connected to the two support rods (1) and are connected to the U-shaped frame (2) located in the front; Two tension springs (5) are connected between the rear ends of the two support rods (1) and the two pull blocks (4). The two pull blocks (4) are kept at the rear ends of the two support rods (1) by means of elastic force. Each U-shaped frame (2) is stacked at the rear ends of the two support rods (1), and the blackout cloth (3) is folded so as not to block the cockpit cover. Two hooks (6) connected to the front ends of the two support rods (1); Two locking hooks (7) are hinged on the two pull blocks (4); Two locking springs (8) connected between the two locking hooks (7) and the pull block (4); The two pull blocks (4) can be pulled forward along the two support rods (1) to overcome the elastic force of the tension springs (5), so that the hook ends of the two lock hooks (7) contact the hook ends of the two clamping hooks (6). Under the pressure of the two clamping hooks (6), the two lock hooks (7) will overcome the elastic force of the two lock springs (8) and rotate, so that the hook ends of the two lock hooks (7) bypass the hook ends of the two clamping hooks (6), and then reset under the elastic force of the two lock springs (8). The hook ends of the two lock hooks (7) hook the hook ends of the two clamping hooks (6), and at the same time, drive each U-shaped frame (2) to slide to various locations of the two support rods (1), so that the blackout cloth (3) is unfolded to cover the cockpit cover; The two lock hooks (7) can be pressed to overcome the elastic force of the two lock springs (8) to rotate, so that the hook ends of the two lock hooks (7) are separated from the hook ends of the two hooks (6). Under the action of the two tension springs (5), the two pull blocks (4) will slide backward along the two support rods (1), so that each U-shaped frame (2) slides to the rear end of the two support rods (1) and stacks, and the blackout cloth (3) is folded to not block the cockpit cover.

2. The aircraft cockpit controllable shading mechanism according to claim 1, characterized in that: The two ends of each U-shaped frame (2) are connected to the two support rods (1) via guide rails.

3. The aircraft cockpit controllable shading mechanism according to claim 1, characterized in that: Rollers are provided at both ends of each U-shaped frame (2) and are slidably connected to the two support rods (1) via the rollers.

4. The aircraft cockpit controllable shading mechanism according to claim 1, characterized in that: The shading cloth (3) is made of flame-retardant non-woven fabric.

5. The aircraft cockpit operable shading mechanism according to claim 1, characterized in that: The two pull blocks (4) are connected to the two support rods (1) via a guide rail.

6. The aircraft cockpit operable shading mechanism according to claim 1, characterized in that: The two pull blocks (4) are provided with pull tabs; The two pull tabs are provided with pull holes; The two pulling holes are sleeved on the two ends of the U-shaped frame (2) located at the front.

7. The aircraft cockpit operable shading mechanism according to claim 1, characterized in that: The two pull blocks (4) are provided with hand-picking holes.

8. The aircraft cockpit operable shading mechanism according to claim 1, characterized in that: The two pull blocks (4) are provided with supporting parts, and the supporting parts are provided with supporting holes; Two locking hooks (7) are hinged on two supporting parts through pins; Two lock springs (8) are arranged between the two lock hooks (7) and the supporting part; The aircraft cockpit controllable shading mechanism also includes: Two buttons (9), the front ends of which pass through two supporting holes and are connected to the locking hook (7).

9. The aircraft cockpit operable shading mechanism according to claim 8, characterized in that: A spring is sleeved on the two buttons (9), and two ends of the spring abut against between the supporting part and the head of the button (9).

10. The aircraft cockpit operable shading mechanism according to claim 1, characterized in that: Also includes: Two groups of connecting pieces (10) are provided with clamping grooves and connecting protrusions, wherein the two groups of clamping grooves are clamped on two supporting rods (1), and the two groups of connecting protrusions are connected to connecting parts arranged on the edges of both sides of the cockpit cover through clamps.

Images