CN212047905U - Rotary locking device for front fairing of luggage pod - Google Patents
Rotary locking device for front fairing of luggage pod Download PDFInfo
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- CN212047905U CN212047905U CN202020334665.7U CN202020334665U CN212047905U CN 212047905 U CN212047905 U CN 212047905U CN 202020334665 U CN202020334665 U CN 202020334665U CN 212047905 U CN212047905 U CN 212047905U
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Abstract
The utility model discloses a rotary locking device for a front fairing of a luggage pod, which relates to the pod technical field and solves the problem of inconvenient unloading of the prior luggage pod caused by poor rotary locking effect of the front fairing, the utility model comprises a pin lock component, a front fairing and a front fairing ring arranged in the front fairing, wherein the front fairing is connected with the front fairing ring, the upper end surface of the front fairing ring is provided with a plurality of special-shaped holes, the side surface of the front fairing ring is provided with pin holes, each special-shaped hole is internally provided with a stop pin, the stop pin comprises a pin seat, the pin body is connected between the pin seat and the second pin, the second pin is in contact with the end face of the special-shaped hole, the aperture of one end of the special-shaped hole is larger than the diameter of the second pin, the aperture of the other end of the special-shaped hole is smaller than the aperture of the second pin, the two holes are communicated, the pin lock assembly is arranged on the inner side of the front cover ring, and the pin lock assembly is movably connected with the pin hole; the utility model has the advantages of simple structure, quick rotation locking and convenient unloading.
Description
Technical Field
The utility model relates to a nacelle art field, more specifically relate to a rotary locking device that is used for fairing before luggage nacelle for the device that uses when loading and unloading luggage.
Background
In order to expand the functions of the airplane and improve the external hanging capability of the airplane, the nacelle is additionally arranged and is applied more and more widely in airplane modification or electronic warfare, such as electronic interference, oiling, navigation, communication, illumination, airborne equipment or weapons and the like, and the nacelle is hung on a streamline short cabin section below a fuselage or a wing.
Under traditional conditions, personal luggage, related flight files and related training tools of pilots are numerous and heavy, so that the pilots often transfer with ground service support troops, and the flight-driving transfer time of the pilots is out of synchronization, so that baggage pods are needed.
In order to facilitate loading and unloading of goods, an operation interface is arranged at the front section of the luggage pod; therefore, the detachable front fairing is specially designed, in order to not influence the aerodynamic appearance, the outer part of the fairing body is not counted with redundant objects, the axial displacement of the front fairing is controlled by the built-in stop pin, and the axial rotary displacement of the front fairing is controlled by the pin locking assembly, so that the locking effect of the rotary quick unloading of the front fairing is achieved.
Therefore, how to solve the above technical problems has been a direction of effort for those skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: in order to solve the problem that the unloading is inconvenient because of the rotatory shutting effect of preceding radome fairing of current luggage pod is not good, the utility model provides a rotatory locking device for radome fairing before luggage pod.
The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:
the utility model provides a rotatory locking device for radome fairing before luggage pod, including round pin lock subassembly, preceding radome fairing and the preceding shroud ring of setting in the radome fairing in the front, preceding radome fairing is connected with preceding shroud ring, the up end of preceding shroud ring is provided with a plurality of dysmorphism holes, the side of preceding shroud ring is provided with the pinhole, every dysmorphism is downthehole all to be provided with the stop pin, the stop pin includes the key seat, the round pin body and pin two, the pin body coupling is between key seat and pin two, the terminal surface contact in pin two and dysmorphism hole, dysmorphism hole one end aperture is greater than the diameter of pin two, other end aperture is less than the aperture of pin two, communicate between two holes, round pin lock subassembly sets up the inboard of shroud ring in the front, round pin lock subassembly and pinhole swing joint.
Further, the round pin lock subassembly includes casing, pin pole, spring, sleeve and cylindric lock, and the sleeve setting is in the casing, and the cylindric lock sets up in the sleeve, and the spring housing is established on the cylindric lock, and the one end and the pin pole of cylindric lock are connected the other end unsettled, and the both sides of the unsettled one end of cylindric lock all are provided with pin one, are provided with the pinhole that corresponds with round pin lock subassembly on the preceding radome fairing.
Furthermore, the length of the cylinder is smaller than that of the cylindrical pin, and one end, close to the pin rod, of the spring is provided with a baffle ring for limiting the spring, and the other end of the baffle ring is fixedly connected with the cylindrical pin.
Furthermore, a partition plate is arranged at one end of the front cover ring, and the pin lock assembly and one end of the stop pin are fixedly connected with the partition plate.
Furthermore, one end of the pin rod, which is far away from the cylindrical pin, is provided with a straight groove.
The working principle is as follows: before the fairing is separated from the unloading before opening, the unlocking of the pin lock assembly is completed; a straight-line screw cutter is aligned to a straight-line groove in the cylindrical pin, then the straight-line screw cutter is pressed to press the cylindrical pin to reach the end stop, the cylindrical pin is twisted to rotate by 90 degrees, a pin I on a pin rod limits the pin rod not to rebound under the action of a spring, after the pin lock assembly is unlocked, the front fairing is rotated anticlockwise along the reverse direction, and the position of a pin II is moved to a large aperture position, so that the front fairing can be taken down.
The utility model has the advantages as follows:
1. the utility model discloses simple structure aims at the straight line groove on the cylindric lock with a word screwdriver, then presses down the cylindric lock and reachs a word screwdriver twist the rotatory 90 of cylindric lock behind the end, and a restriction pin rod of pin on the pin rod does not receive the effect resilience of spring, and after the quick unblock was realized to the round pin lock subassembly, rotatory preceding radome fairing can be opened and begin to get off goods after the unblock, easy operation, and it is convenient fast to unload.
2. The design of dysmorphism hole has made things convenient for preceding radome fairing to open fast, and the rotation of the radome fairing before can also fine restriction simultaneously.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of the latch assembly of FIG. 1.
FIG. 3 is a top view of the latch assembly of FIG. 1.
Reference numerals: 1-front cover ring, 2-pin II, 3-special-shaped hole, 4-pin lock group pin, 5-front fairing, 6-stop pin, 7-clapboard, 8-pin hole, 9-pin rod, 10-cylindrical pin, 11-spring, 12-shell, 13-sleeve and 14-pin I.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "up", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are conventionally placed when used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.
Example 1
As shown in fig. 1 to 3, the present embodiment provides a rotational locking device for a front fairing of a baggage pod, including a pin lock assembly 4, a front fairing 5 and a front shroud ring 1 disposed in the front fairing 5, wherein the front fairing 5 is connected to the front shroud ring 1, the upper end surface of the front shroud ring 1 is provided with a plurality of special-shaped holes 3, the side surface of the front shroud ring 1 is provided with a pin hole 8, each special-shaped hole 3 is provided with a stop pin 6, the stop pin 6 includes a pin seat, a pin body and a pin two 2, the pin body is connected between the pin seat and the pin two 2, the pin two 2 is in contact with the end surface of the special-shaped hole 3, the aperture of one end of the special-shaped hole 3 is larger than the diameter of the pin two 2, the aperture of the other end is smaller than the aperture of the pin two 2, the two holes are communicated, the pin lock assembly 4 is disposed inside the front shroud ring 1.
Example 2
Further optimization is made on the basis of the embodiment 1, before the fairing 5 is detached from the unloading before opening, the unlocking of the pin lock assembly 4 is firstly completed; a straight-line screw cutter is aligned with a straight-line groove in the cylindrical pin 10, then the cylindrical pin 10 is twisted by the straight-line screw cutter to rotate 90 degrees after the cylindrical pin 10 is pressed to reach the end stop, the pin I14 in the pin rod 9 limits the pin rod 9 from rebounding under the action of the spring 11, after the pin lock assembly 4 is unlocked, the front fairing 5 rotates anticlockwise along the reverse direction, and the position of the pin II 2 is moved to a large-aperture position, so that the front fairing 5 can be taken down.
Example 3
The rotary locking device for the front fairing of the baggage pod is further optimized on the basis of the embodiment 1, and comprises a pin lock assembly 4, a front fairing 5 and a front shroud ring 1 arranged in the front fairing 5, wherein the front fairing 5 is connected with the front shroud ring 1, the upper end face of the front shroud ring 1 is provided with a plurality of special-shaped holes 3, the side face of the front shroud ring 1 is provided with a pin hole 8, each special-shaped hole 3 is internally provided with a stop pin 6, each stop pin 6 comprises a pin seat, a pin body and a pin II 2, the pin body is connected between the pin seat and the pin II 2, the pin II 2 is in end face contact with the special-shaped holes 3, the aperture of one end of each special-shaped hole 3 is larger than the diameter of the pin II 2, the aperture of the other end of each special-shaped hole is smaller than the aperture of the pin II 2, the two holes are communicated, the pin lock assembly 4 is arranged on the inner side of the.
The length of the cylinder 13 is less than that of the cylindrical pin 10, and one end of the spring 11 close to the pin rod 9 is provided with a baffle ring for limiting the spring 11, and the other end of the baffle ring is fixedly connected with the cylindrical pin 10.
One end of the front cover ring 1 is provided with a partition plate 7, and one ends of the pin lock assembly 4 and the stop pin 6 are fixedly connected with the partition plate 7.
The end of the pin rod 9 far away from the cylindrical pin 10 is provided with a straight groove.
The above description is only for the preferred embodiment of the present invention, and the present invention is not limited thereto, the protection scope of the present invention is defined by the claims, and all structural changes equivalent to the contents of the description and drawings of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A rotary locking device for a front fairing of a luggage pod comprises a pin lock assembly (4), the front fairing (5) and a front shroud ring (1) arranged in the front fairing (5), and is characterized in that the front fairing (5) is connected with the front shroud ring (1), the upper end face of the front shroud ring (1) is provided with a plurality of special-shaped holes (3), the side face of the front shroud ring (1) is provided with a pin hole (8), each special-shaped hole (3) is internally provided with a stop pin (6), each stop pin (6) comprises a pin base, a pin body and a pin II (2), the pin body is connected between the pin base and the pin II (2), the pin II (2) is in contact with the end face of the special-shaped hole (3), the aperture of one end of each special-shaped hole (3) is larger than the diameter of the pin II (2), the aperture of the other end of each pin II (2) is smaller than the aperture of the pin II, the two holes are communicated, the pin lock assembly (4) is arranged on, the pin lock component (4) is movably connected with the pin hole (8).
2. The rotary locking device for the front fairing of the luggage pod as claimed in claim 1, wherein the pin lock assembly (4) comprises a housing (12), a pin rod (9), a spring (11), a sleeve (13) and a cylindrical pin (10), the sleeve (13) is arranged in the housing (12), the cylindrical pin (10) is arranged in the sleeve (13), the spring (11) is sleeved on the cylindrical pin (10), one end of the cylindrical pin (10) is connected with the pin rod (9) and the other end is suspended, a first pin (14) is arranged on each of two sides of the suspended end of the cylindrical pin (10), and a pin hole (8) corresponding to the pin lock assembly (4) is arranged on the front fairing (5).
3. The rotary locking device for the front fairing of the luggage pod as claimed in claim 2, characterized in that the length of the sleeve (13) is smaller than the length of the cylindrical pin (10), and one end of the spring (11) close to the pin rod (9) is provided with a baffle ring which limits the spring (11), and the other end is fixedly connected with the cylindrical pin (10).
4. The rotary locking device for the front fairing of the luggage pod as claimed in claim 1, characterized in that a partition (7) is arranged at one end of the front shroud ring (1), and the pin lock assembly (4) and one end of the stop pin (6) are fixedly connected with the partition (7).
5. A rotary locking device for the front fairing of a luggage pod according to claim 1, characterized in that the end of the pin lever (9) remote from the cylindrical pin (10) is provided with a slotted groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020334665.7U CN212047905U (en) | 2020-03-17 | 2020-03-17 | Rotary locking device for front fairing of luggage pod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020334665.7U CN212047905U (en) | 2020-03-17 | 2020-03-17 | Rotary locking device for front fairing of luggage pod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212047905U true CN212047905U (en) | 2020-12-01 |
Family
ID=73530763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020334665.7U Active CN212047905U (en) | 2020-03-17 | 2020-03-17 | Rotary locking device for front fairing of luggage pod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212047905U (en) |
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2020
- 2020-03-17 CN CN202020334665.7U patent/CN212047905U/en active Active
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