Six-core aviation plug assembly

Abstract

The utility model relates to the field of connection of avionics and diving equipment, and discloses a six-core aviation plug assembly, which comprises a cylindrical plug shell, one side of the plug shell is fixedly connected with a fixing part, one end of the annular side surface of the plug shell, which is close to the fixing part, is fixedly connected with a connecting wire, and the other end of the plug shell is fixedly connected with the connecting wire. The other side of the plug shell is in threaded connection with a protective cover, one end, far away from the plug shell, of the connecting line is fixedly connected to one side, far away from the plug shell, of the protective cover, and a limiting insertion ring is fixedly connected into an inner cavity, corresponding to the protective cover, of one side, close to the protective cover, of the plug shell; six contact heads which are distributed in a matrix are fixedly inserted into an inner cavity, corresponding to the limiting insertion ring, of one side, far away from the fixing piece, of the plug shell, the anti-falling-off device further comprises a plurality of anti-falling-off devices which are annularly distributed on the outer side face of the limiting insertion ring at equal intervals, and the device has excellent waterproof and anti-corrosion performance; the condition that the interface is loosened or disconnected under vibration and impact is effectively prevented, the maintenance cost is reduced, and the service life is prolonged.

Description

Technical Field

[0001] The utility model relates to the field of connection between aviation electronics and diving equipment, in particular to a six-core aviation plug assembly. Background Art

[0002] The six-core aviation plug assembly is a commonly used connection device in the aviation field, used to connect various devices, including power, signal transmission, telex data, etc. This plug assembly has the characteristics of simple connection and installation, high reliability, and tolerance to large mechanical strength and vibration. With the continuous advancement of aviation technology and the wide expansion of its application, the importance of six-core aviation plug assemblies in avionics equipment has become increasingly prominent. In the connection of internal or external equipment in aircraft, this plug assembly has been widely used for its simple installation process, high reliability, and ability to withstand large mechanical strength and vibration.

[0003] Submersible pumps and other underwater equipment may generate vibrations and shocks during operation, which can easily cause the interface to loosen or disconnect. Although traditional plug assemblies have certain mechanical strength, their interface connections may loosen or fall off when subjected to long-term vibrations and shocks. For this reason, we propose a six-core aviation plug assembly. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides a six-core aviation plug assembly to solve the above-mentioned problems.

[0006] (II) Technical solution

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a six-core aviation plug assembly, including a plug housing, the plug housing is cylindrical, one side of the plug housing is fixedly connected to a fixing piece, one end of the annular side surface of the plug housing close to the fixing piece is fixedly connected to a connecting wire, the other side of the plug housing is threadedly connected to a protective cover, one end of the connecting wire away from the plug housing is fixedly connected to the side of the protective cover away from the plug housing, a side of the plug housing close to the protective cover is fixedly connected to a limiting plug ring in the inner cavity of the protective cover, and the side of the plug housing away from the fixing piece corresponds to the inner cavity of the limiting plug ring. Six contacts distributed in a matrix are fixedly plugged in, and also include:

[0008] The anti-falling device includes a plurality of anti-falling devices which are equidistantly distributed in a circular shape on the outer side of the limiting plug ring and are used to prevent the structure from loosening or falling off after the device is plugged in.

[0009] Preferably, a water pump switch connection line and a water pump chip identification line are provided in the contact head.

[0010] Preferably, the anti-falling device includes a threaded groove, an extrusion rotating block, a movable ring and a rotating seat. A threaded groove is provided on the outer side surface of the limiting ring close to the end of the plug shell, and the extrusion rotating block is threadedly connected to the threaded groove. A movable ring is movably connected to the end of the outer side surface of the limiting ring corresponding to the threaded groove away from the extrusion rotating block. Two symmetrically arranged rotating seats are fixedly connected to the outer side surface of the limiting ring corresponding to the end away from the plug shell, and rotating seats corresponding to multiple anti-falling devices are fixedly connected to the outer side surface of one of the double-layer splints.

[0011] Preferably, a convex piece is fixedly connected to the outer side surface of the extrusion rotating block.

[0012] Preferably, the anti-falling device also includes double-layer splint 1, double-layer splint 2 and a fastening block, the rotating seats on the corresponding movable rings are movably connected with double-layer splint 1, the rotating seats on the corresponding side surfaces of the limiting plug rings are rotatably connected with double-layer splint 2, and the other ends of the two double-layer splints 2 and the double-layer splint 1 are rotatably connected with fastening blocks.

[0013] Preferably, the plurality of fastening blocks are T-shaped, and a side away from the limiting insert ring is provided with an uneven and rough surface.

[0014] (III) Beneficial effects

[0015] Compared with the prior art, the utility model provides a six-core aviation plug assembly, which has the following beneficial effects:

[0016] 1. This six-core aviation plug assembly uses high-performance waterproof materials and advanced sealing technology to achieve excellent waterproof and anti-corrosion functions. It can also ensure the stability and reliability of the connection in a humid and corrosive environment, and effectively prevent moisture and corrosive media from damaging the connection parts, thereby extending the service life of underwater equipment such as submersible pumps.

[0017] 2. This six-core aviation plug assembly significantly improves the stability of the connection through the locking mechanism, effectively preventing the interface from loosening or disconnecting under vibration and impact, ensuring the normal operation of the equipment in harsh environments, and reducing the maintenance and replacement costs caused by interface problems. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the contact head and the limit insert ring of the utility model;

[0020] Figure 3 This is a schematic diagram of the anti-falling device of the utility model;

[0021] Figure 4 It is a schematic diagram of the disassembled structure of the anti-falling device of the utility model.

[0022] In the figure: 1. Plug housing; 2. Fixing piece; 3. Connecting wire; 4. Protective cover; 5. Limiting ring; 6. Contact head; 7. Anti-falling device; 8. Threaded groove; 9. Extrusion rotating block; 10. Moving ring; 11. Double-layer splint 1; 12. Rotating seat; 13. Double-layer splint 2; 14. Fastening block. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-4 A six-core aviation plug assembly includes a plug housing 1, the plug housing 1 is cylindrical, one side of the plug housing 1 is fixedly connected with a fixing piece 2, the end of the annular side surface of the plug housing 1 close to the fixing piece 2 is fixedly connected with a connecting wire 3, the other side of the plug housing 1 is threadedly connected with a protective cover 4, the end of the connecting wire 3 away from the plug housing 1 is fixedly connected to the side of the protective cover 4 away from the plug housing 1, the side of the plug housing 1 close to the protective cover 4 corresponds to the inner cavity of the protective cover 4 and is fixedly connected with a limiting plug ring 5, the side of the plug housing 1 away from the fixing piece 2 corresponds to the inner cavity of the limiting plug ring 5 and is fixedly plugged with six contacts 6 distributed in a matrix, and also includes:

[0025] The anti-falling device 7 includes a plurality of anti-falling devices 7 which are equidistantly distributed in a circular shape on the outer surface of the limiting insert ring 5 and are used to prevent the structure from loosening or falling off after the device is plugged in.

[0026] Furthermore, the contact head 6 is provided with a water pump switch connection line and a water pump chip identification line.

[0027] Furthermore, the anti-falling device 7 includes a threaded groove 8, an extrusion rotating block 9, a movable ring 10 and a rotating seat 12. A threaded groove 8 is provided on the outer side surface of the limiting ring 5 at one end close to the plug housing 1, and the extrusion rotating block 9 is threadedly connected to the threaded groove 8. A movable ring 10 is movably connected to the end of the outer side surface of the limiting ring 5 corresponding to the threaded groove 8 away from the extrusion rotating block 9. Two symmetrically arranged rotating seats 12 are fixedly connected to the outer side surface of the limiting ring 5 corresponding to the end away from the plug housing 1, and rotating seats 12 corresponding to multiple anti-falling devices 7 are fixedly connected to the outer side surface of the double-layer plywood 11.

[0028] Furthermore, a convex piece is fixedly connected to the outer side surface of the extrusion rotating block 9 .

[0029] Furthermore, the anti-falling device 7 also includes a double-layer splint 11, a double-layer splint 2 13 and a fastening block 14. The rotating seats 12 on the corresponding movable rings 10 are movably connected with the double-layer splint 11, and the rotating seats 12 on the side of the corresponding limiting plug rings 5 ​​are rotatably connected with the double-layer splint 2 13. The other ends of the two double-layer splints 2 13 and the double-layer splint 1 11 are rotatably connected with the fastening block 14.

[0030] Furthermore, the plurality of fastening blocks 14 are T-shaped, and a side away from the limiting insert ring 5 is provided with an uneven and rough surface.

[0031] Working principle: In this device, the plug housing 1 is connected to the external device through the fixing part 2 and the connecting line 3 to form the basis of the electrical connection, and the plug housing 1 is made of anti-corrosion and waterproof material to ensure that the plug assembly can work normally in a humid and highly corrosive environment. The protective cover 4 is connected to the plug housing 1 through a thread, which can protect the internal electrical connection part from interference from the external environment when not in use. Inside the plug housing 1, six contact heads 6 are distributed in a matrix, and these contact heads include water pump switch connection lines and water pump chip identification lines, which are used to connect with the corresponding contact points on the socket to realize the transmission of power, signals, etc. When the connection state needs to be reinforced, the double-layer plywood 11 and the double-layer plywood 2 13 are respectively connected to the rotating seat 12 on the moving ring 10 and the limiting plug ring 5, and they are connected by the fastening block 14. When the rotating block 9 is rotated and squeezed, it will move along the thread groove 8, and the moving ring 10 will be pushed by the squeezing rotating block 9 to move. When the moving ring 10 moves, the double-layer splint moves toward the center, supporting the fastening block 14 to rise upward, and the upper side of the fastening block 14 is used to squeeze and reinforce the connection to achieve a stable connection. The convex piece on the extrusion rotating block 9 facilitates the user to rotate the extrusion rotating block. The T-shaped fastening block 14 with an uneven surface increases the friction between the socket and prevents loosening.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A six-core aviation plug assembly, comprising a plug housing (1), wherein the plug housing (1) is cylindrical, and is characterized in that: A fixing piece (2) is fixedly connected to one side of the plug housing (1); a connecting wire (3) is fixedly connected to one end of the annular side surface of the plug housing (1) close to the fixing piece (2); a protective cover (4) is threadedly connected to the other side of the plug housing (1); an end of the connecting wire (3) away from the plug housing (1) is fixedly connected to a side of the protective cover (4) away from the plug housing (1); a limiting insert ring (5) is fixedly connected to the inner cavity of the protective cover (4) on the side of the plug housing (1) close to the protective cover (4); six contact heads (6) distributed in a matrix are fixedly plugged into the inner cavity of the limiting insert ring (5) on the side of the plug housing (1) away from the fixing piece (2); and further comprising: The anti-falling device (7) is a plurality of anti-falling devices (7) which are equidistantly distributed in a circular shape on the outer surface of the limiting insert ring (5) and are used to prevent the structure from loosening or falling off after the device is plugged in.

2. A six-core aviation plug assembly according to claim 1, characterized in that: The contact head (6) is provided with a water pump switch connection line and a water pump chip identification line.

3. A six-core aviation plug assembly according to claim 1, characterized in that: The anti-falling device (7) comprises a thread groove (8), an extrusion rotating block (9), a movable ring (10) and a rotating seat (12); a thread groove (8) is provided on the outer side surface of the limiting insert ring (5) at one end close to the plug housing (1); an extrusion rotating block (9) is threadedly connected to the thread groove (8); a movable ring (10) is movably sleeved on the end of the outer side surface of the limiting insert ring (5) away from the extrusion rotating block (9) corresponding to the thread groove (8); two symmetrically arranged rotating seats (12) are fixedly connected to the outer side surface of the limiting insert ring (5) corresponding to the end away from the plug housing (1); and rotating seats (12) corresponding to a plurality of anti-falling devices (7) are fixedly connected to the outer side surface of the double-layer clamping plate (11).

4. A six-core aviation plug assembly according to claim 3, characterized in that: A convex piece is fixedly connected to the outer side surface of the extrusion rotating block (9).

5. The six-core aviation plug assembly according to claim 3, characterized in that: The anti-falling device (7) also includes a double-layer splint one (11), a double-layer splint two (13) and a fastening block (14); the rotating seats (12) on the corresponding movable rings (10) are movably connected to the double-layer splint one (11); the rotating seats (12) on the side surfaces of the corresponding limiting insert rings (5) are rotatably connected to the double-layer splint two (13); the other ends of the two double-layer splints two (13) and the double-layer splint one (11) are rotatably connected to the fastening block (14).

6. A six-core aviation plug assembly according to claim 5, characterized in that: The plurality of fastening blocks (14) are T-shaped, and the side away from the limiting insert ring (5) is provided with an uneven and rough surface.

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