CN113562155A - Clamping type airplane cabin cover opening and closing mechanism, airplane cabin mechanism and opening and closing method thereof - Google Patents
Clamping type airplane cabin cover opening and closing mechanism, airplane cabin mechanism and opening and closing method thereof Download PDFInfo
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- CN113562155A CN113562155A CN202110983903.6A CN202110983903A CN113562155A CN 113562155 A CN113562155 A CN 113562155A CN 202110983903 A CN202110983903 A CN 202110983903A CN 113562155 A CN113562155 A CN 113562155A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C1/00—Fuselages; Constructional features common to fuselages, wings, stabilising surfaces or the like
- B64C1/14—Windows; Doors; Hatch covers or access panels; Surrounding frame structures; Canopies; Windscreens accessories therefor, e.g. pressure sensors, water deflectors, hinges, seals, handles, latches, windscreen wipers
- B64C1/1407—Doors; surrounding frames
- B64C1/1461—Structures of doors or surrounding frames
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Abstract
The invention relates to a clamping type airplane cabin cover opening and closing mechanism, an airplane cabin mechanism and an opening and closing method thereof, wherein the opening and closing mechanism comprises a tightening rope and a clamping hook; the clamping hook comprises a first end and a second end, the first end is provided with a hook structure, the second end is provided with a rope penetrating hole, the rope penetrating hole is used for connecting the tightening rope, the clamping hook is provided with a rotating hole, the rotating hole can be sleeved on a rotating shaft, and the clamping hook can rotate around the rotating shaft; when the tightening rope is tightened, the hook structure is connected with the lug of the hatch cover in a hanging manner; when the tightening rope is cut off, the hook structure is separated from the lug of the hatch cover. The tension arm of the clamping hook can reduce tension force borne by the tightening rope, a step gap between the cabin cover and the airplane body cannot be caused, and the whole airplane cabin mechanism is simple in structure, high in practicability and good in locking effect.
Description
Technical Field
The invention relates to the technical field of aircraft hatch cover opening and closing mechanisms, in particular to a clamping type aircraft hatch cover opening and closing mechanism, an aircraft cabin mechanism and an opening and closing method thereof.
Background
When some airplanes are used for throwing objects in the air or recovering umbrellas, the canopy, the air bag canopy and the like separated by aerodynamic force need to be locked with the cabin body, the cabin cover of the airplane is directly tensioned by a traditional opening and closing mechanism by a tightening rope, but the tightening rope has certain elongation rate under the influence of environment and load, so that step difference and gap are easily generated between the cabin cover and the airplane body, and the performances of airplane aerodynamics, stealth and the like are influenced. Even under some extreme working conditions, the aircraft hatch cover can fall off under the action of pneumatic force, so that flight accidents are caused.
Disclosure of Invention
The invention aims to: aiming at the problem that in the prior art, when the aircraft cabin cover is directly tensioned by virtue of the tightening rope, the tightening rope has a certain elongation rate to generate step difference and gap between the cabin cover and the cabin body, the clamping type aircraft cabin cover opening and closing mechanism, the aircraft cabin mechanism and the opening and closing method thereof are provided.
In order to achieve the purpose, the invention adopts the technical scheme that:
a clamping type aircraft hatch cover opening and closing mechanism comprises a tightening rope and a clamping hook;
the clamping hook comprises a first end and a second end, the first end is provided with a hook structure, the second end is provided with a rope penetrating hole, the rope penetrating hole is used for connecting the tightening rope, the clamping hook is provided with a rotating hole, the rotating hole can be sleeved on a rotating shaft, and the clamping hook can rotate around the rotating shaft;
when the tightening rope is tightened, the hook structure is connected with the lug of the hatch cover in a hanging manner; when the tightening rope is cut off, the hook structure is separated from the lug of the hatch cover.
The invention provides an opening and closing mechanism of an aircraft hatch cover, which mainly comprises a clamping hook and a tightening rope, wherein the clamping hook comprises a first end and a second end, the first end is provided with a hook structure, the second end is provided with a rope threading hole, and the rope threading hole is used for connecting the tightening rope. When the cabin cover is used, the tightening rope is tightened, the clamping hook is connected with the cabin cover in a hanging mode, the cabin cover and the cabin body are locked, and when the tightening rope is disconnected, the clamping mechanism is separated from the cabin cover. The opening and closing mechanism provided by the invention changes the traditional direct tightening and locking mode of the tightening rope into the mode of utilizing a rigid clamping hook to realize the locking of the hatch cover, the force arm of the clamping hook can reduce the tension born by the tightening rope, when the length of the tightened tightening rope is changed, the clamping hook is not influenced, and even if slight rotation occurs, a step gap between the hatch cover and the machine body is not caused.
Further, the tightening rope is a cotton rope, a polyester rope or a nylon cotton rope.
Further, the clamping hook is an L-shaped structural part.
Furthermore, a clamping support is arranged below the clamping hook and used for supporting and limiting the clamping hook. The setting of pressing from both sides tight support gives the certain holding power of tight hook of clamp on the one hand for switching mechanism during operation, it is more stable to press from both sides tight hook, and simultaneously, press from both sides tight hook support when supporting tight hook, the extension of taut tightening rope becomes power and can directly shifts for pressing from both sides tight hook support partly, guarantees to press from both sides tight hook and collude the state that the auricle is not influenced. Preferably, the clamping hook support is located below a middle position of the clamping hook. More preferably, the clamping hook is in sufficient contact with the clamping hook support when the tightening cord is tightened.
Furthermore, still include the extension spring, first end is provided with the extension spring hole, the extension spring jogged joint the one end of extension spring. After the tension spring is added, when the airplane is in a flat flying state, after the tightening rope is disconnected, the tension spring can provide radial force for the clamping hook, so that the clamping hook can be smoothly separated from the cabin cover.
Furthermore, the tensioning device further comprises a tension spring mounting seat, wherein the tension spring mounting seat is used for connecting one end, far away from the clamping hook, of the tension spring, and when the tightening rope is tightened, the tension spring is in a stretching state. When the aircraft is in a flat flying state, after the tightening rope is disconnected, the tension spring can give a radial force to the clamping hook, so that the clamping hook is smoothly separated from the cabin cover.
Furthermore, the device also comprises a fixing mechanism, wherein the fixing mechanism is used for connecting one end, far away from the clamping hook, of the tightening rope and tensioning and fixing the tightening rope.
Further, the fixing mechanism comprises a bolt support, a tightening bolt and a fastener; the bolt support is provided with an installation hole, the outer wall of the tightening bolt is provided with an external thread, and the fastener is provided with an internal thread hole matched with the external thread; one end of the tightening bolt is provided with a rope hole, and the rope hole is used for penetrating the tightening rope; and after the other end of the tightening bolt penetrates through the mounting hole, the tightening bolt is fastened to the mounting hole by the fastening piece. During the use, adjust the reciprocating of tightening bolt through adjusting the position of fastener on the addressee bolt to realize tightening of tightening rope.
Further, the device also comprises a cutter and a power supply, wherein the tightening rope penetrates into the cutter, and the power supply is used for supplying power to the cutter.
Another object of the present invention is to provide an aircraft cabin mechanism comprising an opening and closing mechanism as described above.
The utility model provides an aircraft cabin mechanism, includes the cabin body and cabin cover, the one end of cabin cover through insert the ear with cabin body coupling, set up two auricles on the other end inner wall of cabin cover, every auricle department all is provided with above-mentioned clamping type aircraft cabin cover closing mechanism, be provided with on the cabin body and be used for cup jointing press from both sides the pivot of tight hook.
The invention provides an aircraft cabin mechanism, which mainly comprises a cabin body, a cabin cover and an opening and closing mechanism, wherein the opening and closing mechanism mainly comprises a clamping hook and a tightening rope, the clamping hook comprises a first end and a second end, the first end is provided with a hook structure, the second end is provided with a rope threading hole, and the rope threading hole is used for connecting the tightening rope; one end of the cabin cover is connected with the cabin body through the inserting lug, the cabin body has a normal limiting effect on the inserting lug, the inserting lug cannot move upwards, and a step gap cannot occur at the end when the whole device is in a locking state; the inner wall of the other end of the cabin cover is provided with a lug, the clamping hook is connected with the cabin body through a rotating shaft, the tightening rope is tightened, the clamping hook is connected with the cabin cover in a hanging mode, the cabin cover and the cabin body are locked, and when the tightening rope is disconnected, the clamping mechanism is separated from the cabin cover. According to the invention, the traditional mode of directly locking the cabin cover by tensioning the tightening rope is changed into the mode of locking the cabin cover by using the rigid clamping hook, the tension arm of the clamping hook can reduce the tension born by the tightening rope, when the length of the tensioned tightening rope is changed, the clamping hook is not influenced, and even if slight rotation occurs, a step gap between the cabin cover and the machine body is not caused. The whole airplane cabin mechanism is simple in structure, strong in practicability and good in locking effect.
Further, the two lugs are positioned at two ends of the hatch cover. Preferably, the two opening and closing mechanisms comprise a tightening rope, one end of the tightening rope is connected with one clamping hook, and the tightening rope penetrates through the fixing mechanism and then is connected with the other clamping hook. In this case, a fixing mechanism and a cutter may be used to accomplish the tightening and breaking of the tightening cord, resulting in a simpler structure.
Another object of the present invention is to provide a method for opening and closing the aircraft cabin mechanism.
A method for opening and closing the aircraft cabin mechanism as described above, comprising the steps of:
step 1, sleeving the clamping hook on a rotating shaft of a cabin body of an airplane, and connecting one end of the tightening rope with the second end;
step 2, closing the hatch cover, hanging the hook structure on the lug plate, and tensioning the tightening rope so as to realize locking of the hatch cover;
and 3, disconnecting the tightening rope, separating the hook structure from the lug, and opening the hatch cover to complete the opening and closing of the hatch cover.
The opening and closing method of the airplane cabin mechanism provided by the invention is simple to operate, strong in structural stability, convenient to control and strong in adaptability.
Furthermore, the aircraft cabin mechanism is mainly used for a cabin of an aerial parabolic or recycling umbrella, the tightening rope is disposable, and the tightening rope is directly replaced when the aircraft is used next time.
Further, in the step 2, the hatch cover is closed, the clamping hook is placed on the clamping hook support, the hook structure is hung on the lug, and the tightening rope is tightened, so that the hatch cover is locked.
Further, in the step 2, a tension spring is installed, and the tension spring is in a tension state.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. the invention provides a clamping type airplane hatch cover opening and closing mechanism which mainly comprises a clamping hook and a tightening rope. The opening and closing mechanism provided by the invention changes the traditional direct tightening and locking mode of the tightening rope into the mode of utilizing a rigid clamping hook to realize the locking of the hatch cover, the force arm of the clamping hook can reduce the tension born by the tightening rope, when the length of the tightened tightening rope is changed, the clamping hook is not influenced, and even if slight rotation occurs, a step gap between the hatch cover and the machine body is not caused.
2. The invention provides an aircraft cabin mechanism, which mainly comprises a cabin body, a cabin cover and a clamping type aircraft cabin cover opening and closing mechanism, wherein one end of the cabin cover is connected with the cabin body through an insert lug, the cabin body has a normal limiting effect on the insert lug, the insert lug cannot move upwards, a step gap cannot occur at one end of the whole device when the whole device is in a locking state, and the other end of the cabin cover is locked by the opening and closing mechanism provided by the invention.
3. The opening and closing method of the airplane cabin mechanism provided by the invention is simple to operate, strong in structural stability, convenient to control and strong in adaptability.
Drawings
Fig. 1 is a schematic view of a structure of a clamping hook provided by the present invention.
Fig. 2 is a schematic front structural view of the cabin and the cover provided by the invention.
FIG. 3 is a schematic side view of the cabin and the cover according to the present invention.
Fig. 4 is a schematic structural view of an aircraft cabin mechanism provided by the present invention.
Fig. 5 is a schematic structural view of a tightening bolt provided by the present invention.
Icon: 1-tightening the rope; 2-clamping hooks; 21-a first end; 211-hook structure; 212-tension spring hole; 22-a second end; 221-stringing holes; 23-rotating the hole; 3-a tension spring; 4-a cabin body; 41-a rotating shaft; 42-clamping hook support; 43-a tension spring mounting seat; 44-a securing mechanism; 441-bolt seats; 442-tightening the bolts; 4421-rope holes; 443-a fastener; 5-a hatch cover; 51-inserting ear; 52-ear; 6-a cutter; 7-power supply.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
A clamping type aircraft hatch opening and closing mechanism comprises a tightening rope 1, a clamping hook 2 and a tension spring 3; the tightening rope 1 is a silk rope meeting FZ66303 standard.
As shown in fig. 1, the clamping hook 2 is an L-shaped structural member. The clamping hook 2 comprises a first end 21 and a second end 22, the first end 21 is provided with a hook structure 211, the second end 22 is provided with a rope threading hole 221, the rope threading hole 221 is used for connecting the tightening rope 1, and the clamping hook 2 is provided with a rotating hole 23. The first end 21 is provided with a tension spring hole 212, and the tension spring hole 212 is used for connecting one end of the tension spring 3.
The opening and closing mechanism provided by the invention mainly comprises a clamping hook and a tightening rope, when the opening and closing mechanism is used, the tightening rope is tightened, the clamping hook is hung and connected with the cabin cover, the locking of the cabin cover and the cabin body is realized, and after the tightening rope is cut off, the clamping mechanism is separated from the cabin cover. The opening and closing mechanism provided by the invention changes the traditional direct tightening and locking mode of the tightening rope into the mode of utilizing a rigid clamping hook to realize the locking of the hatch cover, the force arm of the clamping hook can reduce the tension born by the tightening rope, when the length of the tightened tightening rope is changed, the clamping hook is not influenced, and even if slight rotation occurs, a step gap between the hatch cover and the machine body is not caused.
Example 2
As shown in fig. 2, 3 and 4, embodiment 2 provides an aircraft cabin mechanism, which includes a cabin 4 and a cabin cover 5, wherein one end of the cabin cover 5 is connected to the cabin 4 through an insertion lug 51, two lugs 52 are arranged on the inner wall of the other end of the cabin cover 5, and the aircraft cabin mechanism is provided with two opening and closing mechanisms described in embodiment 1. Preferably, the two tabs 52 are located at two ends of the hatch 5, and the two opening and closing mechanisms are respectively hooked and connected with the two tabs 52.
The cabin 4 is provided with a rotating shaft 41, the clamping hook 2 is sleeved on the rotating shaft 41 through the rotating hole 23, and the clamping hook 2 can rotate around the rotating shaft 41; when the tightening rope 1 is tightened, the hook structure 211 is connected with the lug piece 52 in a hanging manner; the cinch cord 1 is disconnected and the hook structure 211 is separated from the ear 52.
Preferably, the cabin 4 is provided with a clamping hook support 42, and the clamping hook support 42 is used for supporting and limiting the clamping hook 2. More preferably, the clamping hook 2 is in sufficient contact with the clamping hook support 42 when the cinch cord 1 is tightened.
Be provided with extension spring mount pad 43 on the cabin body 4, extension spring mount pad 43 is used for connecting extension spring 3 keeps away from the one end of pressing from both sides tight hook, when tightening rope 1 is taut, extension spring 3 is in the drawing.
The cabin 4 is provided with a fixing mechanism 44, and the fixing mechanism 44 is used for connecting one end of the tightening rope 1 far away from the clamping hook 2 and fixing the tightening rope 1 in a tightening state. The fixing mechanism 44 includes a bolt support 441, a tightening bolt 442, and a fastener 443; the bolt support 441 is fixedly connected with the cabin 4, the bolt support 441 is provided with an installation hole, the outer wall of the tightening bolt 442 is provided with an external thread, and the fastener 443 is provided with an internal thread hole matched with the external thread; as shown in fig. 5, one end of the tightening bolt 442 is provided with a rope hole 4421, and the rope hole 4421 is used for threading the tightening rope 1; after the other end of the tightening bolt 442 passes through the mounting hole, the fastening member 443 is inserted over the tightening bolt 442.
Two the closing mechanism contains a tightening rope 1, a clamping hook 2 is connected to the one end of tightening rope 1, passes fixed establishment 44 after and is connected with another clamping hook 2. In this case, the tightening and the disconnection of the tightening rope 1 can be achieved using one fixing mechanism 44 and one cutter 6, so that the structure is more simplified.
The tightening rope winding device further comprises a cutter 6 and a power supply 7, the tightening rope 1 penetrates into the cutter 6, and the power supply 7 is used for supplying power to the cutter 6.
The aircraft cabin mechanism mainly comprises a cabin body, a cabin cover and the opening and closing mechanism, wherein one end of the cabin cover is connected with the cabin body through an insert lug, the cabin body has a normal limiting effect on the insert lug, the insert lug cannot move upwards, a step gap cannot occur at one end of the whole device in a locking state, and the other end of the cabin cover is locked by the opening and closing mechanism provided by the invention.
Example 3
step 1, sleeving the clamping hook 2 on a rotating shaft 41 of the cabin 4, and connecting one end of the tightening rope 1 with the second end 22;
step 2, in the step 2, the hatch cover 5 is closed, the clamping hook 2 is arranged on the clamping hook support 42, the tension spring 3 is installed, the hook structure 211 is hung on the lug piece 52, the tightening rope 1 is tightened, and the tension spring 3 is in a stretching state, so that the hatch cover 5 is locked.
And 3, disconnecting the tightening rope 1, separating the hook structure 211 from the lug, opening the cabin cover 5, and completing the opening and closing of the cabin cover 5.
The opening and closing method of the airplane cabin mechanism provided by the invention is simple to operate, strong in structural stability, convenient to control and strong in adaptability.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A clamping type aircraft hatch cover opening and closing mechanism is characterized by comprising a tightening rope (1) and a clamping hook (2); the clamping hook (2) comprises a first end (21) and a second end (22), the first end (21) is provided with a hook structure (211), the second end (22) is provided with a rope threading hole (221), the rope threading hole (221) is used for being connected with the tightening rope (1), the clamping hook (2) is provided with a rotating hole (23), the rotating hole (23) can be sleeved on a rotating shaft (41), and the clamping hook (2) can rotate around the rotating shaft (41);
when the tightening rope (1) is tightened, the hatch cover is closed, and the hook structure (211) is connected with the lug (52) of the hatch cover in a hanging manner; when the tightening rope (1) is disconnected, the hook structure (211) is separated from the lug (52) of the hatch.
2. Clamping-type aircraft hatch opening and closing mechanism according to claim 1, characterised in that a clamping hook seat (42) is provided below the clamping hook (2), which clamping hook seat (42) serves to support and position the clamping hook (2).
3. The clamp-type aircraft hatch opening and closing mechanism of claim 1, further comprising a tension spring (3), wherein the first end (21) is provided with a tension spring hole (212), and the tension spring hole (212) is connected to one end of the tension spring (3).
4. The clamping type aircraft hatch opening and closing mechanism of claim 3, characterized in that it further comprises a tension spring mounting seat (43), said tension spring mounting seat (43) is used for connecting one end of said tension spring (3) far away from said clamping hook (2), when said tightening rope (1) is tightened, said tension spring (3) is in a stretched state.
5. The clamp-type aircraft hatch opening and closing mechanism according to claim 1, characterized in that it further comprises a fixing mechanism (44), wherein the fixing mechanism (44) is used for connecting one end of the tightening rope (1) far away from the clamping hook (2) and tightening and fixing the tightening rope (1).
6. The clamp-on aircraft hatch opening and closing mechanism according to claim 5, characterised in that the fixing mechanism (44) comprises a bolt support (441), a tightening bolt (442) and a fastener (443); the bolt support (441) is provided with a mounting hole, the outer wall of the tightening bolt (442) is provided with an external thread, and the fastener (443) is provided with an internal thread hole matched with the external thread; one end of the tightening bolt (442) is provided with a rope hole (4421), and the rope hole (4421) is used for penetrating the tightening rope (1); after the other end of the tightening bolt (442) passes through the mounting hole, the fastening member (443) fastens the tightening bolt (442) to the mounting hole.
7. The clamp-on aircraft hatch opening and closing mechanism according to claim 1, characterized in that it further comprises a cutter (6) and a power supply (7), the cinch cord (1) passing into the cutter (6), the power supply (7) being used to power the cutter (6).
8. An aircraft cabin mechanism is characterized by comprising a cabin body (4) and a cabin cover (5), wherein one end of the cabin cover (5) is connected with the cabin body (4) through an inserting lug (51), two lug plates (52) are arranged on the inner wall of the other end of the cabin cover (5), a clamping type aircraft cabin cover opening and closing mechanism as claimed in any one of claims 1-7 is arranged at each lug plate (52), and a rotating shaft (41) for sleeving a clamping hook is arranged on the cabin body (4).
9. A method of opening and closing an aircraft cabin mechanism according to claim 8, comprising the steps of:
step 1, sleeving the clamping hook (2) on a rotating shaft (41) of the cabin body (4), and connecting one end of the tightening rope (1) with the second end (22);
step 2, closing the hatch cover (5), hanging the hook structure (211) on the lug (52), and tensioning the tensioning rope (1) so as to lock the hatch cover (5);
and 3, disconnecting the tightening rope (1), separating the hook structure (211) from the lug, opening the cabin cover (5) and completing the opening and closing of the cabin cover (5).
10. The aircraft cabin opening and closing method according to claim 9, wherein in step 2, the cabin cover (5) is closed, the clamping hook (2) is placed on the clamping hook support (42), the hook structure (211) is hung on the lug (52), and the tightening rope (1) is tightened, so that the cabin cover (5) is locked.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110983903.6A CN113562155A (en) | 2021-08-25 | 2021-08-25 | Clamping type airplane cabin cover opening and closing mechanism, airplane cabin mechanism and opening and closing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110983903.6A CN113562155A (en) | 2021-08-25 | 2021-08-25 | Clamping type airplane cabin cover opening and closing mechanism, airplane cabin mechanism and opening and closing method thereof |
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| CN113562155A true CN113562155A (en) | 2021-10-29 |
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| CN202110983903.6A Pending CN113562155A (en) | 2021-08-25 | 2021-08-25 | Clamping type airplane cabin cover opening and closing mechanism, airplane cabin mechanism and opening and closing method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115140294A (en) * | 2022-06-17 | 2022-10-04 | 观典防务技术股份有限公司 | Unmanned aerial vehicle cabin cover locking device and unmanned aerial vehicle |
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