CN219528698U - Locking mechanism after sealing mechanism is sealed - Google Patents
Locking mechanism after sealing mechanism is sealed Download PDFInfo
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- CN219528698U CN219528698U CN202223160503.4U CN202223160503U CN219528698U CN 219528698 U CN219528698 U CN 219528698U CN 202223160503 U CN202223160503 U CN 202223160503U CN 219528698 U CN219528698 U CN 219528698U
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- locking
- sealing
- guide rail
- boss
- spring
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Abstract
The utility model relates to a locking mechanism after sealing mechanism is closed, which comprises a shell, a guide rail mounting plate and a sealing plate, and is characterized by further comprising two locking assemblies and two switch assemblies, wherein the switch assemblies comprise a long guide rail, a short guide rail, a spring and a roller, and the locking assemblies comprise locking clamping grooves, locking blocks, lock cylinders, compression springs, steel balls, unthreaded hole shafts and nuts; passive locking; the locking is reliable; the installation position is positioned in the middle of the sealing plate to prevent the sealing plate from being obliquely slotted under wind load; and unlocking and opening the sealing plate in a linkage mode.
Description
Technical Field
The utility model belongs to the field of aerospace, and particularly relates to a locking mechanism after a sealing mechanism is closed.
Background
Modern advanced stealth fighters are provided with external hanging points under the wings for hanging various ammunition, pods or auxiliary fuel tanks in order to meet the requirements of large voyages and large carrying capacity. After the aircraft launches ammunition or puts in the bellytank, the hanger can be thrown away, and a set of sealing covers are needed to seal the skin openings of the outer hanging points so as to ensure the aerodynamics and the stealth of the aircraft.
Patent 201510572412.7 "a spring-driven aircraft pylon seal mechanism" describes a mechanical seal that utilizes a spring-driven seal plate. Patent 201510572414.6 "a motor-driven aircraft outer hanging point sealing mechanism" describes a sealing mode in which a motor drives a screw pair through a gear to drive a sealing cover. Patent 20141027843.X "a mechanism type sealing cover for an aircraft outer hanging point opening" describes a sealing mode of driving a sealing cover by means of a pressure spring. Patent 201511023002.3 "a sealing flap for an opening of an aircraft pylon" describes a sealing means in the form of a sealing lock. In the four above patent utility models, the first three are not provided with sealing locking, the fourth is provided with a sealing locking mechanism, but the locking position is positioned on one side of the sealing plate, and when the sealing plate is under a large wind load in the flight process of an airplane, the sealing plate is obliquely slotted by single-side locking, and the operation is complex, and the operation of opening the sealing plate is required to be carried out while the unlocking is carried out independently.
Disclosure of Invention
The utility model aims to design a locking mechanism after a sealing mechanism is closed so as to solve the technical problems.
The specific technical scheme of the utility model is as follows: the utility model provides a locking mechanical system behind sealing mechanism closure, includes shell, guide rail mounting panel and sealing board, its characterized in that still includes two locking Assembly, two switch module, switch module includes long guide rail, short guide rail, gyro wheel, spring mounting bracket and extension spring, locking Assembly includes locking draw-in groove, locking piece, lock core, compression spring, steel ball, unthreaded hole axle and nut.
As an improvement, the locking clamping groove is arranged on the boss of the guide rail mounting plate through a screw.
As a further improvement, the sealing plate comprises a boss, and the locking piece is mounted on the boss of the sealing plate.
As a further improvement, the locking block is provided with a cylindrical hole, and the steel ball is arranged in the cylindrical hole.
As a further improvement, the lock block is internally provided with the lock cylinder, and the lock cylinder is connected with the unthreaded hole shaft in a riveting way.
As a further improvement, the compression spring is arranged between the unthreaded hole shaft and the locking piece.
As a further improvement, the lock cylinder is connected with the nut in a riveting way after being connected with the nut in a threaded way.
As a further improvement, the housing includes a boss, and the rail mounting plate is mounted on the boss of the housing.
As a further improvement, the guide rail mounting plate, the long guide rail and the short guide rail are mounted on the boss of the guide rail mounting plate through screws.
As a further improvement, the sealing plate contains a boss, the roller is installed on the boss of the sealing plate through a screw, the roller can slide along the long guide rail and the short guide rail, the guide rail installation plate is connected with the spring installation frame in a riveting manner after interference connection, the spring installation frame is connected with one end of the tension spring, the sealing plate is connected with the spring installation frame in a riveting manner after interference connection, and the spring installation frame is connected with the other end of the tension spring.
The locking mechanism has the beneficial effects that the locking mechanism after the sealing mechanism is closed has a simple structure, small volume and convenient installation; passive locking; the locking is reliable; the installation position is positioned in the middle of the sealing plate to prevent the sealing plate from being obliquely slotted under wind load; and unlocking and opening the sealing plate in a linkage mode.
Drawings
FIG. 1 is a schematic illustration of a sealing mechanism for sealing a skin opening at an aircraft pylon;
FIG. 2 is a schematic diagram of the locking mechanism in an unlocked state;
FIG. 3 is a schematic view of a locking mechanism in a locked state;
FIG. 4 is a schematic view of a portion of the structure of the switch assembly and the locking assembly on a single seal plate
Reference numerals illustrate: 1. a housing; 2. a guide rail mounting plate; 3. a sealing plate; 4. a long guide rail; 5. a short guide rail; 6. locking the clamping groove; 7. a locking piece; 8. extension spring ； 9. A roller; 10. a spring mounting rack; 11. a lock core; 12. a compression spring; 13. a steel ball; 14. a unthreaded hole axis; 15. and (3) a nut.
Detailed Description
Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings and examples.
Referring to fig. 1, a locking mechanism after sealing mechanism is closed comprises a housing 1, a guide rail mounting plate 2, a sealing plate 3, two locking assemblies and two switch assemblies, wherein the switch assemblies comprise a long guide rail 4, a short guide rail 5, a tension spring 8, a roller 9 and a spring mounting frame 10, the housing 1 comprises a boss, and the guide rail mounting plate 2 is mounted on the boss of the housing 1. The guide rail mounting plate 2, the long guide rail 4 and the short guide rail 5 are mounted on a boss of the guide rail mounting plate 2 through screws. The roller 9 is mounted on the boss of the sealing plate 3 through a screw, and the roller 9 can roll along the long guide rail 4 and the short guide rail 5. The spring mounting frame 10 is installed on the guide rail mounting plate 2 and the sealing plate 3 through riveting, and the tension spring 8 is hung on the spring mounting frame 10.
As shown in fig. 1 and 2, the locking assembly comprises a locking slot 6, a locking block 7, a lock cylinder 11, a compression spring 12, a steel ball 13, a unthreaded hole shaft 14 and a nut 15, wherein the locking slot 6 is installed on a boss of the guide rail installation plate 2 through a screw, the sealing plate 3 comprises a boss, the locking block 7 is installed on the boss of the sealing plate 3, the locking block 7 is provided with a cylindrical hole, the steel ball 13 is installed in the cylindrical hole, the lock cylinder 11 is arranged in the locking block 7, the lock cylinder 11 is in riveted connection with the unthreaded hole shaft 14, the compression spring 12 is arranged between the unthreaded hole shaft 14 and the locking block 7, and the lock cylinder 11 is in riveted connection with the nut 15 after being in threaded connection.
Referring to fig. 1, each long guide rail is divided into two rails, each rail is fixed on a guide rail mounting plate, and referring to fig. 4, four rollers 9 are arranged on each sealing plate, two of the four rollers 9 are respectively arranged on two long guide rails 4, the other two rollers 9 are respectively arranged on two short guide rails 5 of the switch assembly, the sealing plate 3 is driven under the tensile force of a tension spring 8, and the rollers 9 slide along the guide grooves of the long guide rails 4 and the short guide rails 5 to realize the sealing of the sealing plate 3.
As shown in fig. 2, the locking assembly is in an unlocking state, the steel ball 13 is in the cylindrical hole of the locking block 7, after the switch assembly works, the two sealing plates 3 are combined to finish sealing, the locking block 7 slides along with the sealing plates 3 relative to the locking clamping groove 6 in the moving direction of the sealing plates 3, when the sealing plates 3 are sealed in place, the steel ball 13 just moves to the groove of the locking clamping groove 6 (in combination with fig. 3), at the moment, the compression spring 12 pushes the unthreaded hole shaft 14 to drive the lock cylinder 11 to slide, the convex structure of the lock cylinder 11 presses the steel ball 13 in the cylindrical hole of the locking block 7 to enter the groove of the locking clamping groove 6, at the moment, one part of the steel ball 13 is positioned in the locking clamping groove 6, and the other part of the steel ball 13 is positioned in the locking block 7, so that the relative movement between the locking clamping groove 6 and the locking block 7 is limited, and the locking work is finished.
In combination with the illustration of fig. 3, the locking assembly is in a locking state, the steel ball 13 is limited between the locking clamping groove 6, the cylindrical hole of the locking piece 7 and the convex structure of the lock core 11, when the opening operation of the sealing plate 3 is to be performed, the lock core 11 is pulled by a driving tool, the convex structure of the lock core 11 moves to leave a gap for the steel ball 13, the lock core 11 drives the nut 15 to move when the compression spring 12 is compressed by driving the unthreaded hole shaft 14 to store energy for the next locking, when the nut 15 is in contact with the locking piece 7, the lock core 11, the nut 15 and the locking piece 7 push the steel ball 13 together to withdraw from the groove of the locking clamping groove 6, at the moment, the locking piece 7 can move relative to the locking clamping groove 6 to complete the unlocking operation, and the locking piece 3 can be driven to move by continuously pulling the lock core 11, so that the opening operation of the sealing plate 3 is realized.
The locking mechanism after the sealing mechanism is closed has the advantages of simple structure, small volume, convenient installation and passive locking; the locking is reliable; the installation position is positioned in the middle of the sealing plate to prevent the sealing plate from being obliquely slotted under wind load; and unlocking and opening the sealing plate in a linkage mode.
The above examples are merely illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solution of the present utility model should fall within the scope of protection defined by the claims of the present utility model without departing from the spirit of the present utility model.
Claims (10)
1. The utility model provides a locking mechanical system behind sealing mechanism closure, includes shell (1), guide rail mounting panel (2) and sealing board (3), its characterized in that still includes two locking subassembly, two switch module, switch module includes long guide rail (4), short guide rail (5), extension spring (8), gyro wheel (9) and spring mounting bracket (10), locking subassembly includes locking draw-in groove (6), locking piece (7), lock core (11), compression spring (12), steel ball (13), unthreaded hole axle (14) and nut (15).
2. A locking mechanism after closure of a sealing mechanism according to claim 1, characterized in that the locking groove (6) is mounted on the boss of the rail mounting plate (2) by means of a screw.
3. A locking mechanism after closure of a sealing mechanism according to claim 1, wherein the sealing plate (3) comprises a boss, and the locking piece (7) is mounted on the boss of the sealing plate (3).
4. A locking mechanism after closure of a sealing mechanism according to claim 1, characterized in that the locking piece (7) is provided with a cylindrical hole in which the steel ball (13) is mounted.
5. The locking mechanism after the sealing mechanism is closed according to claim 1, wherein the lock block (7) is provided with the lock cylinder (11), and the lock cylinder (11) is connected with the unthreaded hole shaft (14) in a riveting mode.
6. A locking mechanism after closure of a sealing mechanism according to claim 1, characterized in that the compression spring (12) is arranged between the unthreaded shaft (14) and the locking piece (7).
7. A locking mechanism after closure of a sealing mechanism according to claim 1, wherein said lock cylinder (11) is screwed with said nut (15) and then riveted.
8. A locking mechanism after closure of a sealing mechanism according to claim 1, wherein the housing (1) comprises a boss, and the rail mounting plate (2) is mounted on the boss of the housing (1).
9. A locking mechanism after closure of a sealing mechanism according to claim 1, characterized in that the rail mounting plate (2), the long rail (4), the short rail (5) are mounted on the boss of the rail mounting plate (2) by means of screws.
10. The locking mechanism after sealing mechanism is closed according to claim 1, wherein the sealing plate (3) comprises a boss, the roller (9) is mounted on the boss of the sealing plate (3) through a screw, the roller (9) can slide along the long guide rail (4) and the short guide rail (5), the guide rail mounting plate (2) is connected with the spring mounting frame (10) in a riveting manner after being in interference connection, the spring mounting frame (10) is connected with one end of the spring (8), the sealing plate (3) is connected with the spring mounting frame (10) in a riveting manner after being in interference connection, and the spring mounting frame (10) is connected with the other end of the spring (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223160503.4U CN219528698U (en) | 2022-11-28 | 2022-11-28 | Locking mechanism after sealing mechanism is sealed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223160503.4U CN219528698U (en) | 2022-11-28 | 2022-11-28 | Locking mechanism after sealing mechanism is sealed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219528698U true CN219528698U (en) | 2023-08-15 |
Family
ID=87632981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223160503.4U Active CN219528698U (en) | 2022-11-28 | 2022-11-28 | Locking mechanism after sealing mechanism is sealed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219528698U (en) |
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2022
- 2022-11-28 CN CN202223160503.4U patent/CN219528698U/en active Active
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