An aviation connector

Abstract

The present invention discloses an aviation connector, including a male end assembly, the male end assembly including a plurality of male terminals, and a first shell for insulation, the male terminals are fixed in the first shell through a first needle seat; a female end assembly including a plurality of female terminals, and a second shell for insulation, the female terminals are fixed in the second shell through a second needle seat; the second shell is provided with a plurality of wiring holes for connecting a plurality of cables, thereby connecting a plurality of devices; the male end assembly and the female end assembly are used in conjunction with each other, thereby realizing electrical connection between different devices. The aviation connector of the present invention can be connected to a plurality of cables at the same time, realizing multi-line transmission.

Description

Technical Field

[0001] The invention patent relates to the field of connector technology, and specifically to an aviation connector for connecting avionics equipment. Background Art

[0002] Aviation connectors are commonly found in avionics equipment and are mainly used to connect cables and wires in avionics equipment. Common failure modes of aviation connectors include short circuit, open circuit, shell corrosion, poor contact, poor insulation, poor sealing, etc. Therefore, aviation connectors usually require reliable connection, stable signal transmission, high tensile strength, and waterproof and corrosion resistance. At present, most common aviation connectors on the market are connected to cables by welding, which is costly, easy to cause pollution, and has poor waterproof performance. In addition, most connectors can only connect a single cable and cannot connect multiple cables. Therefore, in view of the shortcomings of existing products, it is urgent to improve them structurally and propose a new aviation connector. Summary of the invention

[0003] The present invention provides an aviation connector, which can solve the above-mentioned defects in the prior art.

[0004] The technical solution of the present invention is as follows:

[0005] An aviation connector, characterized by comprising:

[0006] A male terminal assembly, comprising a plurality of male terminals and a first housing for insulation, wherein the male terminals are fixed in the first housing through a first needle seat;

[0007] The female end assembly comprises a plurality of female end terminals and a second housing for insulation, wherein the female end terminals are fixed in the second housing through a second needle seat; the second housing is provided with a plurality of wiring holes for connecting a plurality of cables, thereby connecting a plurality of devices;

[0008] The male end component and the female end component are used in conjunction with each other to achieve electrical connection between different devices.

[0009] Preferably, the male terminal and the female terminal are crimped to the corresponding needle holder. The crimping connection method can make the connection between the cable and the male terminal and the female terminal reliable, and make the connection between the cable and the needle holder simple and easy to implement.

[0010] Preferably, the male terminal includes an open end, the end face of the first needle seat is provided with a first mounting hole, the male terminal is assembled in the first mounting hole, and the core of the cable is inserted into the open end of the male terminal; the first needle seat is also provided with a first crimping hole, and the male terminal is provided with a first screw hole on an end surface close to the open end, the fixing screw is threadedly connected to the first crimping hole and passes through the first screw hole, so that the core of the cable is crimped into the male terminal.

[0011] Preferably, the female terminal includes an open end, and the end face of the second needle seat is provided with a second mounting hole, the female terminal is assembled in the second mounting hole, and the core of the cable is inserted into the open end of the female terminal; the second needle seat is also provided with a second crimping hole, and the female terminal is provided with a second screw hole on an end surface close to the open end, the locking screw is threadedly connected to the second crimping hole and passes through the second screw hole, so that the core in the cable is crimped into the female terminal.

[0012] Preferably, the cable is connected to the wiring hole of the second shell through a cable connector, and the cable connector is sealed and connected to the wiring hole of the second shell through an elastic gasket, thereby ensuring the sealing and insulation between the cable and the second shell.

[0013] Preferably, when the male end assembly and the female end assembly are used together, the first shell and the second shell are connected by a buckle, so that the connection between the first shell and the second shell is stable, and the assembly and disassembly are convenient and easy to use.

[0014] Preferably, a buckle structure is provided on the first shell or the second shell, and the buckle structure includes a hook-shaped body for hooking, and the buckle structure is rotatably connected to the first shell or the second shell. Correspondingly, the second shell or the first shell is provided with a convex shaft that cooperates with the buckle structure, and the hook-shaped body of the buckle structure is engaged with the convex shaft to fix the first shell and the second shell. It has the advantages of simple structure and convenient operation.

[0015] Preferably, the buckle structures are arranged in pairs, and each pair of the buckle structures is connected by an ear plate, which further improves the stability of the connection between the first shell and the second shell, and the operation through the ear plate is more convenient and labor-saving.

[0016] Preferably, the first needle seat and the second needle seat are provided with a boss, and correspondingly, the second needle seat or the first needle seat is provided with a groove matching the boss, and the first needle seat and the second needle seat are connected through the cooperation of the boss and the groove. The difficulty of one-to-one correspondence between a plurality of male terminals and female terminals is reduced, mechanical damage caused by improper connection between the male terminal and the female terminal is avoided, and the connection between the male component and the female component is made easier.

[0017] Preferably, an elastic gasket for sealing between the shells is provided at the connection between the first shell and the second shell, and the elastic gasket provides a pre-tightening force for the buckle structure, making the connection between the first shell and the second shell more reliable.

[0018] Compared with the prior art, the present invention has the following beneficial effects:

[0019] The aviation connector of the present invention has a plurality of wiring holes on the second shell, which can be connected to a plurality of cables at the same time to realize multi-line transmission; the first needle seat and the second needle seat are connected to the cables in the form of screw crimping, which can reduce welding energy consumption compared with the traditional welding wiring method, and is more economical and environmentally friendly; the first shell and the second shell are connected by a snap-fit ​​connection to ensure the tightness and stability of the connection between the male terminal and the female terminal, and the snap-fit ​​connection structure has the advantages of simple structure and stable connection; the first needle seat and the second needle seat are connected by the cooperation of the boss and the groove, which reduces the difficulty of one-to-one correspondence between the male terminal and the female terminal, avoids mechanical damage caused by improper connection between the male terminal and the female terminal, and makes the connection between the male component and the female component easier; a rubber gasket is provided at the connection between the first shell and the second shell of the present invention, which is used for sealing between the shells and can provide pre-tightening force for the snap-fit ​​to make the connection more reliable.

[0020] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 1 is a schematic diagram of the overall structure of the aviation connector according to Embodiment 1 of the present invention;

[0022] Figure 2 is an exploded schematic diagram of the aviation connector according to Embodiment 1 of the present invention;

[0023] Figure 3 is a schematic cross-sectional structure diagram of an aviation connector according to Embodiment 1 of the present invention;

[0024] Figure 4 This is a schematic structural diagram of the first needle seat, the second needle seat and the cable connection of Example 1 of the present invention;

[0025] Figure 5 It is a schematic structural diagram of the male pin and female pin connection of Example 1 of the present invention;

[0026] Figure 6 is a schematic structural diagram of a first needle seat according to Embodiment 1 of the present invention;

[0027] Figure 7 is a schematic structural diagram of a second needle seat of Embodiment 1 of the present invention;

[0028] Figure 8 is a schematic structural diagram of a first shell of Embodiment 1 of the present invention;

[0029] Fig. 9 is a schematic structural diagram of a second housing according to Embodiment 1 of the present invention;

[0030] Fig.10 is a schematic structural diagram of a buckle structure of Embodiment 1 of the present invention;

[0031] Fig.11 It is a schematic diagram of the structure of the cable connector of Example 1 of the present invention.

[0032] Figure numerals: first shell 1; female pin 2; male pin 3; screw hole 4; second shell 5; cable connector 6; second pin seat 7; first pin seat 8; rotating shaft 9; ear plate 10; elastic mounting gasket 11; snap-on structure 12; rubber gasket 13; screw mounting hole 14; mounting screw 15; crimping hole 16; set screw 17; wiring hole 18; cable one 19; cable two 20; slide groove 21; first mounting hole 22; T-shaped boss 23; second mounting hole 24; elastic washer 25; locking thread 26; hook 121; convex shaft 51. DETAILED DESCRIPTION

[0033] It should be understood that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "front", "rear", "inner", "outer", "lateral", "longitudinal" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0034] The present invention will be further described below in conjunction with specific embodiments. It should be understood that these embodiments are only used to illustrate the present invention and are not intended to limit the scope of protection of the present invention. Improvements and adjustments made by those skilled in the art in practical applications according to the present invention still belong to the scope of protection of the present invention.

[0035] Example 1

[0036] This embodiment provides an aviation connector. Figure 1-Figure 11 , including a male end assembly and a female end assembly, the male end assembly includes a plurality of male terminals and a first housing 1 for insulation, the male terminals are fixed in the first housing 1 through a first needle seat 8. The female end assembly includes a plurality of female terminals and a second housing 5 for insulation, the female terminals are fixed in the second housing 5 through a second needle seat 7; the second housing 5 is provided with a plurality of wiring holes 18 for connecting a plurality of cables, thereby connecting a plurality of devices.

[0037] The male end assembly and the female end assembly are used together to realize electrical connection between different devices. The aviation connector of this embodiment can be connected to multiple cables at the same time to realize multi-line transmission.

[0038] See also Figure 2-Figure 7 The male terminal, i.e., the male pin 3, is a columnar body with one end open, and the wire core of the cable is fixed in the open end of the male pin 3. The end surface of the first needle seat 8 is provided with a first mounting hole 22 matching the male pin 3, and the first mounting hole 22 is a through hole, and the open end of the male pin 3 is assembled in the first mounting hole 22, so that the male pin 3 is fixed to the first needle seat 8. The female terminal, i.e., the female pin 2, is open at one end, and the wire core of the cable is fixed in the open end of the male pin 3; the other end of the female pin 2 is slotted to form an octagonal structure, and the free ends of the octagonal structure are all contracted toward the center, and the octagonal structure has a certain elastic modulus, so that the octagonal structure can contract outward or toward the center, so as to facilitate the insertion and removal of the male pin 3. The end of the second needle seat 7 is provided with a second mounting hole 24 matching the female pin 2, and the second mounting hole 24 is a through hole, and the open end of the female pin 2 is assembled in the second mounting hole 24, so that the female pin 2 is fixed to the second needle seat 7.

[0039] Furthermore, the male terminal and the female terminal are crimped and connected to the corresponding needle holder. Figure 2-Figure 4 A crimping hole 16 is provided on the side of the first needle seat 8, and the crimping hole 16 is arranged in a direction perpendicular to the axial direction of the male needle 3. A screw hole 4 is provided on the surface of the male needle 3 close to the open end of the male needle, and the screw hole 4 is arranged in a direction perpendicular to the axial direction of the male needle 3. A fixing screw 17 is threadedly connected to the crimping hole 16, and the wire core in the cable is inserted into the open end of the male needle 3, and the wire core is crimped into the open end of the male needle 3 by the fixing screw 17.

[0040] The side of the second needle seat 7 is provided with a crimping hole 16, which is arranged perpendicular to the axial direction of the female needle 2. The female needle 2 is provided with a screw hole 4 on the surface near the open end of the female needle, which is arranged in a direction perpendicular to the axial direction of the female needle 2. A set screw 17 is threadedly connected with the crimping hole 16 and passes through the screw hole. The wire core in the cable is inserted into the open end of the female needle 2, and the set screw 17 crimps the wire core into the open end of the female needle 2. Compared with the traditional welding connection method, the cable is connected in the form of crimping with the set screw 17, which can reduce welding energy consumption and is more economical and environmentally friendly.

[0041] For further information, see Figure 2 , the cable is connected to the wiring hole 18 of the second housing 5 through a cable connector 6. In this embodiment, the cable connector 6 is threadedly connected to the wiring hole 18, so that the connection between the cable and the second housing 5 is firm and easy to disassemble. Further, the cable connector 6 is sealed and connected to the wiring hole 18 of the second housing 5 through an elastic gasket 25. The elastic gasket 25 is provided around the circumference of the cable connector 6, and the elastic gasket 25 is tightly connected to the circumference of the wiring hole 18, thereby improving the sealing performance.

[0042] Furthermore, when the male end assembly and the female end assembly are used together, the first shell 1 and the second shell 5 are connected by a snap-fit ​​connection to ensure the tightness and stability of the connection between the male pin 3 and the female pin 2.

[0043] See also Figure 1 , 2 , 3, 10, a buckle structure 12 is provided on the first housing 1, one end of the buckle structure 12 is rotatably connected to the first housing 1 through a rotating shaft 9, and the other end includes a hook 121 for hooking. Correspondingly, a convex shaft 51 cooperating with the buckle structure 12 is provided on the second housing 5, and the hook of the buckle structure 12 is engaged with the convex shaft 51 to fix the first housing 1 and the second housing 5. The buckle connection structure in this embodiment has the advantages of simple structure and stable connection. In another embodiment, the buckle structure 12 is provided on the second housing 5, which is not repeated here.

[0044] Furthermore, the snap structures 12 are arranged in pairs, and each pair of the snap structures 12 are respectively arranged on two side surfaces of the end of the first shell 1, and the two snap structures 12 are connected by an ear plate 10, which facilitates the loosening or tightening of the snap structures 12 on the convex shaft 51, and the ear plate 10 is provided with transverse stripes for increasing friction, thereby achieving a labor-saving effect.

[0045] For further information, see Figure 6 , Figure 7 , the second needle seat 7 is a convex structure, and a T-shaped boss 23 is provided on the edge of the second needle seat 7. Correspondingly, the first needle seat 8 is a concave structure, and a slide groove 21 matching the T-shaped boss 23 is provided at a predetermined position on the inner edge of the first needle seat 8. The first needle seat 8 and the second needle seat 7 are connected through the cooperation of the T-shaped boss 23 and the slide groove 21, which reduces the difficulty of one-to-one correspondence between several male needles 3 and female needles 2, avoids mechanical damage caused by improper connection between male needles 3 and female needles 2, and makes the connection between the male end component and the female end component easier. In this embodiment, the number of the T-shaped bosses 23 is not used to limit the protection scope of the present invention, and the slide groove 21 is set in a manner adapted to the T-shaped boss 23. In other alternative embodiments, the T-shaped boss 23 can also be set as an L-shaped boss. The size and shape of the boss are not used to limit the scope of the present invention, and will not be repeated here.

[0046] For further information, see Figure 2 A rubber gasket 13 is provided between the first shell 1 and the second shell 5 for sealing between the shells and providing a pre-tightening force for the buckle structure 12 to make the connection more reliable.

[0047] For further information, see Figure 2 The bottom surface of the first shell 1 is provided with an elastic mounting gasket 11, which can avoid direct contact between the connector and the device and prevent mutual wear between the two when the aviation connector is installed on the device or the mounting plate.

[0048] For further information, see Fig.11 The cable connector 6 is provided with a locking thread 26 inside, and the locking thread 26 extends in the axial direction, which can effectively tighten the wire and improve the waterproof performance and tensile strength of the product.

[0049] In this embodiment, the ends of the first needle seat 8 and the second needle seat 7 are respectively provided with screw mounting holes 14, see Figure 6-9 Correspondingly, the first housing 1 and the second housing 5 are provided with screw mounting holes 14, and the first needle seat 8 and the second needle seat 7 are respectively fixed in the first housing 1 and the second housing 5 by mounting screws 15. This facilitates the disassembly and assembly between the needle seat and the housing, and also facilitates the connection between the cable and the first needle seat 8 and the second needle seat 7.

[0050] In this embodiment, the male pin 3 and the female pin 2 are made of copper, and the surface is silver-plated, so they have excellent conductivity.

[0051] The assembly and use process of the aviation connector of this embodiment is as follows:

[0052] Connect cable 19 and cable 20, refer to Figure 1 , Figure 2 , Figure 4 First, install the male needle 3 in the first needle seat 8, insert one end of the core of the cable 19 into the open end of the male needle 3, fix the cable 19 through the crimping hole 16 with the set screw 17, and then fix the first needle seat 8 in the first housing 1 through the mounting screw 15, and the other end of the cable 19 is connected to the device A. Then, install the female needle 2 in the second needle seat 7, insert one end of the core of the cable 20 into the open end of the female needle 2, fix the cable 20 through the crimping hole 16 with the set screw 17, and then fix the second needle seat 7 in the second housing 5 through the mounting screw 15, and the other end of the cable 20 is led out to the outside through the cable connector 6 through the wiring hole 18 to connect to the device B. Finally, place the rubber gasket 13 on the upper end surface of the first housing 1, rotate the buckle 12 through the ear plate 10, close the second housing 5 and the first housing 1, and complete the docking of the cable 19 and the cable 20.

[0053] This embodiment only shows the process of single-line connection. The process of multi-line connection is basically the same. The difference is that multiple cables need to be connected to the first needle seat 8 and the second needle seat 7, and are respectively led out from the first shell 1 and the second shell 5 to connect multiple devices.

[0054] The above disclosure is only the preferred embodiment of the present invention. The preferred embodiment does not describe all the details in detail, nor does it limit the invention to the specific implementation method described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can make good use of the present invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. An aviation connector, characterized in that: include: A male terminal assembly, comprising a plurality of male terminals and a first housing for insulation, wherein the male terminals are fixed in the first housing through a first needle seat; The female end assembly comprises a plurality of female end terminals and a second housing for insulation, wherein the female end terminals are fixed in the second housing through a second needle seat; the second housing is provided with a plurality of wiring holes for connecting a plurality of cables, thereby connecting a plurality of devices; The male end component and the female end component are used together to achieve electrical connection between different devices; The male terminal includes an open end, the end surface of the first needle seat is provided with a first mounting hole, the male terminal is assembled in the first mounting hole, and the wire core of the cable is inserted into the open end of the male terminal; the first needle seat is also provided with a first crimping hole, and the male terminal is provided with a first screw hole on an end surface close to the open end, and a set screw is threadedly connected with the first crimping hole and passes through the first screw hole, so that the wire core in the cable is crimped into the male terminal; The first shell or the second shell is provided with a buckle structure, the buckle structure includes a hook-shaped body for hooking, the buckle structure is rotatably connected to the first shell or the second shell, and correspondingly, the second shell or the first shell is provided with a convex shaft matched with the buckle structure, the hook-shaped body of the buckle structure is engaged with the convex shaft to fix the first shell and the second shell; The first needle seat and the second needle seat are provided with a boss, and correspondingly, the second needle seat or the first needle seat is provided with a groove matching the boss, and the first needle seat and the second needle seat are connected through the matching of the boss and the groove.

2. The aviation connector according to claim 1, characterized in that: The male terminal and the female terminal are respectively crimped and connected to the corresponding needle seat.

3. The aviation connector according to claim 1, characterized in that: The female terminal includes an open end, and the end face of the second needle seat is provided with a second mounting hole. The female terminal is assembled in the second mounting hole, and the core of the cable is inserted into the open end of the female terminal; the second needle seat is also provided with a second crimping hole, and the female terminal is provided with a second screw hole on an end surface close to the open end. The fixing screw is threadedly connected with the second crimping hole and passes through the second screw hole, so that the core in the cable is crimped into the female terminal.

4. The aviation connector according to claim 1, characterized in that: The cable is connected to the wiring hole of the second shell through a cable connector, and the cable connector is sealed and connected to the wiring hole of the second shell through an elastic gasket.

5. The aviation connector according to claim 1, characterized in that: When the male end assembly and the female end assembly are used together, the first shell and the second shell are connected by a snap-fit ​​connection.

6. The aviation connector according to claim 1, characterized in that: The buckle structures are arranged in pairs, and the two buckle structures of each pair of the buckle structures are connected via an ear plate.

7. The aviation connector according to claim 1, characterized in that: An elastic gasket for sealing between the shells is arranged at the connection between the first shell and the second shell.

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