CN111129816A

CN111129816A - Printed board socket for transmitting 1553B signals

Info

Publication number: CN111129816A
Application number: CN202010016531.5A
Authority: CN
Inventors: 郝德龙; 肖传民; 刘江宁; 刘阳光; 吴明志; 冯月一
Original assignee: AVIC Shenyang Xinghua Aero Electrical Appliance Co Ltd
Current assignee: AVIC Shenyang Xinghua Aero Electrical Appliance Co Ltd
Priority date: 2020-01-08
Filing date: 2020-01-08
Publication date: 2020-05-08

Abstract

The invention discloses a printed board socket for transmitting 1553B signals, which solves the problem that a traditional round pin hole connector cannot be in butt joint with a signal transmission signal when the signal transmission signal needs to be interconnected through a printed board in the prior art. The printed board socket comprises a socket shell, a socket insulator, a middle jack, a pin insulator, a central contact pin, an insulating sheet, a pressing ring assembly and a tail pin. The printed board socket has the characteristics of light weight, small volume and convenience in use, and can be butted with a 1553B bus printed board to realize signal transmission.

Description

Printed board socket for transmitting 1553B signals

Technical Field

The invention belongs to the technical field of electric connectors, and particularly provides a printed board socket for transmitting 1553B signals.

Background

The electric connector is a common electronic component and is widely applied to the industries of aviation, electronics, machinery and the like. The electric connector plays a role in separation and connection at an electric appliance terminal, and can be used for conveniently mounting, pulling and inserting and completing electric connection and signal transmission among circuits of electronic equipment. The electric connector generally comprises a shell, an insulator, a contact body, accessories and the like, the transmission of energy and signals is completed by utilizing the insertion of a hole needle and a contact pin, and the correct connection of the circuit is realized by isolating the contact body by the isolation action of the insulator so as to ensure the stability of the circuit. However, when signal transmission signals need to be interconnected through the printed board, the conventional circular pin-hole connector cannot be mated therewith.

Disclosure of Invention

In order to solve the above technical problems, an object of the present invention is to provide a printed board socket for transmitting 1553B signals, which has the characteristics of light weight, small volume and convenient use.

In order to achieve the purpose, the invention adopts the following technical scheme: the printed board socket for transmitting 1553B signals comprises a socket shell, a seat insulator, a middle jack, a pin insulator, a central contact pin, an insulating sheet, a pressing ring assembly and a tail pin, wherein the seat insulator is fixedly arranged in an inner cavity of the socket shell in a compression joint mode, a pressing ring component is arranged in the tail end of the socket shell in a threaded interference extrusion mode, an insulating sheet is arranged between the socket insulator and the pressing ring component, a middle jack is axially arranged in the hole cavity in the seat insulator, a pin insulator is axially arranged in the middle jack in a compression joint mode, a central contact pin is axially arranged in the pin insulator in a compression joint mode, the tail end of the central contact pin sequentially penetrates through the insulating sheet and the pressing ring assembly to extend out of the socket shell, and a tail needle is axially fixed at the tail end of the middle jack in a welding mode, and the tail end of the tail needle sequentially penetrates through the insulating sheet and the pressing ring assembly to extend out of the socket shell.

Further, be equipped with the ring channel at the boss front end of socket casing periphery, install electrically conductive rubber gasket in the ring channel, be equipped with lock nut in socket casing's front end periphery cover, install ripple spring and rubber gasket subassembly between lock nut and boss in proper order, the rubber gasket subassembly includes annular gasket and sets up the annular silicon rubber at the gasket internal periphery, and annular silicon rubber suit is in socket casing periphery.

Further, the rubber gasket assembly, the corrugated spring and the locking nut are all concentric with the socket shell.

Further, the clamping ring subassembly includes clamping ring contact pin and clamping ring, the clamping ring is the cylinder shape, is equipped with straight line structure at the outer peripheral face of clamping ring, and the clamping ring realizes through straight line structure and socket shell that screw thread interference extrusion is connected and be equipped with the shoulder hole that 3 axial set up in the inside of clamping ring, installs the clamping ring contact pin with little sufficient cooperation mode in every shoulder hole, is equipped with the through-hole that is used for central contact pin and tail needle to wear out in the inside axial of clamping ring in addition, the insulating piece also is the cylinder shape, is equipped with 3 circular recesses corresponding with clamping ring contact pin position on the butt joint face of insulating piece and clamping ring, and the front end face that the clamping ring was exposed to the front end of clamping ring is fixed in arranging circular recess in, the inside axial of insulating piece still is equipped with the first circular through-hole that is used for central contact pin to pass and is used for the circular through-hole of second that the tail.

Further, the socket housing and the clamping ring are both made of QAl10-4-4 aluminum bronze extruded rods.

Compared with the prior art, the invention has the following beneficial effects: the socket of the printed board has light weight and small volume, the socket shell and the pressing ring are made of QAL10-4-4 aluminum bronze extruded rod materials which have good environmental resistance, the processing mode of parts is machining, the production efficiency is high, and the structure is stable. The zero combination of the tail needle and the middle jack is welded in a blow welding mode, the appearance is beautiful, and the welding is firm. The clamping ring outer surface of the clamping ring assembly adopts the straight lines, has small interference design, can not cause the expansion crack of the shell and is firm in compression joint with the socket shell, and can not move when meeting vibration, so that the stable transmission of signals of the printed board is ensured.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a jack housing;

FIG. 3 is a schematic view of the structure of the seat insulator;

FIG. 4 is a schematic view of the construction of the intermediate jack;

FIG. 5 is a schematic structural view of the needle insulator;

FIG. 6 is a schematic diagram of the structure of the center pin;

FIG. 7 is a schematic structural view of the lock nut;

FIG. 8 is a schematic view of the construction of a wave spring;

FIG. 9 is a schematic view of the installation of the rubber gasket assembly;

FIG. 10 is a schematic view of a conductive rubber pad;

FIG. 11 is a schematic view of the structure of the insulating sheet;

FIG. 12 is a schematic view of the installation of the clamping ring assembly;

FIG. 13 is a schematic structural view of the tail needle;

in the figure: 1-a socket housing; 2-seat insulator; 3-middle jack; 3-1-bayonet; 4-pin insulator; 5-central pin insertion; 6-locking the nut; 7-a wave spring; 8-a rubber gasket assembly; 8-1-pad; 8-2-silastic; 9-conductive rubber pad; 10-an insulating sheet; 10-1-circular groove; 10-2-a first circular through hole; 10-3-a second circular through hole; 11-a clamping ring assembly; 11-1-pressing ring insertion; 11-2-pressing ring; 11-2-1-stepped hole; 11-2-2-via; 12-tail needle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 5, a printed board socket for transmitting 1553B signals includes a socket housing 1, a socket insulator 2, a middle jack 3, a pin insulator 4, a center pin 5, an insulating sheet 10, a clamping ring assembly 11 and a tail pin 12, the socket insulator 2 is installed in an internal cavity of the socket housing 1, the clamping ring assembly 11 is installed inside the tail end of the socket housing 1 in a threaded interference extrusion manner, the insulating sheet 10 is arranged between the socket insulator 2 and the clamping ring assembly 11, the middle jack 3 is axially installed inside the socket insulator 2, the pin insulator 4 is axially installed inside the middle jack 3 in a crimping manner, the center pin 5 is axially installed inside the pin insulator 4 in a crimping manner, the tail end of the center pin 5 sequentially penetrates through the insulating sheet 10 and the clamping ring assembly 11 to extend out of the socket housing 1, the tail pin 12 is axially fixed at the tail end of the middle jack 3 in a welding manner (blow welding), the tail end of the tail pin 12 passes through the insulation sheet 10 and the clamping ring assembly 11 in sequence and extends out of the socket housing 1 (the structure of the tail pin 12 is shown in fig. 13).

Referring to fig. 2, 7-10, an annular groove 1-1 is formed in the front end of a boss on the outer periphery of a socket housing 1, a conductive rubber gasket 9 is installed in the annular groove 1-1, a lock nut 6 is sleeved on the outer periphery of the front end of the socket housing 1, a corrugated spring 7 and a rubber gasket assembly 8 are sequentially installed between the lock nut 6 and the boss, the rubber gasket assembly 8 comprises an annular gasket 8-1 and annular silicon rubber 8-2 arranged on the inner periphery of the gasket 8-1, and the annular silicon rubber 8-2 is sleeved on the outer periphery of the socket housing 1.

The rubber gasket assembly 8, the corrugated spring 7 and the locking nut 6 are all concentric with the socket shell 1.

Referring to fig. 11-12, the clamping ring assembly 11 includes a clamping ring insert 11-1 and a clamping ring 11-2, the clamping ring 11-2 is cylindrical, a straight-line 11-3 structure is provided on an outer circumferential surface of the clamping ring 11-2, the clamping ring 11-2 is in threaded interference extrusion connection with the socket housing 1 through the straight-line 11-3 structure (an inner circumferential surface of the socket housing 1 is smooth), 3 axially-arranged stepped holes 11-2-1 are provided inside the clamping ring 11-2, the clamping ring insert 11-1 is installed in each stepped hole 11-2-1 in a small interference assembly manner, a maximum diameter of the clamping ring insert 11-1 is larger than that of the clamping ring stepped hole 11-2-1, a through hole 11-2-2 for the central insert 5 and the tail insert 12 to penetrate out is axially provided inside the clamping ring 11-2, the insulation sheet 10 is also in a cylindrical shape, 3 circular grooves 10-1 corresponding to the positions of the clamping ring pins 11-1 are formed in the butt joint face of the insulation sheet 10 and the clamping ring 11-2, the front end face of each clamping ring pin 11-1, exposed out of the clamping ring 11-2, is fixedly arranged in the corresponding circular groove 10-1, and a first circular through hole 10-2 used for the central pin 5 to penetrate through and a second circular through hole 10-3 used for the tail pin 12 to penetrate through are further axially formed in the insulation sheet.

The socket housing 1 and the pressing ring 11-2 are both made of QAl10-4-4 aluminum bronze extruded rods.

One end of the base insulator 2 is in compression joint with the insulation sheet 10, and the other end is fixed with the socket shell 1 in compression joint.

One end of the middle jack 3 is in compression joint with the insulation sheet 10, and the other end of the middle jack is fixed with the seat insulator 2 in compression joint.

The periphery of the middle insertion hole 3 is provided with symmetrically arranged bayonets 3-1, the inner circumferential surface of the seat insulator 2 is provided with clamping grooves matched with the bayonets 3-1, the bayonets 3-1 are installed in a matched mode with the clamping grooves, the middle insertion hole 3 is prevented from rotating inside the seat insulator 2, and therefore good signal transmission between the central insertion pin 3 and a printed board is guaranteed.

Referring to fig. 6, the central pin 5 includes a cylindrical pin body 5-1, an annular boss 5-2 is disposed on the periphery of the pin body 5-1, a front end face 5-2-1 of the annular boss 5-2 abuts against a rear end face 4-1 of the pin insulator 4, the rear end face 5-2-2 of the annular boss 5-2 abuts against a front end face 10-1 of the insulator 10, the front end of the pin body 5-1 sequentially penetrates through the pin insulator 4 and the middle jack 3, and the tail end sequentially penetrates through a first circular through hole 1-2 of the insulator 10 and a through hole 11-2-2 of the clamping ring assembly 11 and extends out of the socket housing 1.

The socket can be in butt joint with a 1553B bus printed board to realize signal transmission. The invention has the overall weight of only about 10g and has the characteristics of light weight, small volume and convenient use.

The principles and embodiments of the present invention have been described herein using specific examples, which are provided only to help understand the method and the core concept of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.

Claims

1. The printed board socket for transmitting 1553B signals is characterized by comprising a socket shell, a socket insulator, a middle jack, a pin insulator, a central contact pin, an insulating sheet, a pressing ring assembly and a tail pin, wherein the socket insulator is fixedly arranged in a cavity in the socket shell in a compression joint mode, a pressing ring component is arranged in the tail end of the socket shell in a threaded interference extrusion mode, an insulating sheet is arranged between the socket insulator and the pressing ring component, a middle jack is axially arranged in the hole cavity in the seat insulator, a pin insulator is axially arranged in the middle jack in a compression joint mode, a central contact pin is axially arranged in the pin insulator in a compression joint mode, the tail end of the central contact pin sequentially penetrates through the insulating sheet and the pressing ring assembly to extend out of the socket shell, and a tail needle is axially fixed at the tail end of the middle jack in a welding mode, and the tail end of the tail needle sequentially penetrates through the insulating sheet and the pressing ring assembly to extend out of the socket shell.

2. The printed board socket for transmitting a 1553B signal as claimed in claim 1, wherein an annular groove is formed at the front end of a boss at the outer periphery of the socket housing, a conductive rubber gasket is installed in the annular groove, a locking nut is sleeved at the outer periphery of the front end of the socket housing, a corrugated spring and a rubber gasket assembly are sequentially installed between the locking nut and the boss, the rubber gasket assembly comprises an annular gasket and annular silicon rubber arranged at the inner periphery of the gasket, and the annular silicon rubber is sleeved at the outer periphery of the socket housing.

3. The printed board jack for transmitting 1553B signals as recited in claim 2, wherein said rubber gasket assembly, said wave spring, and said locking nut are all concentric with said jack housing.

4. The printed board socket for transmitting a 1553B signal as claimed in claim 1, wherein the clamping ring assembly comprises a clamping ring pin and a clamping ring, the clamping ring is cylindrical, a straight line structure is arranged on the outer peripheral surface of the clamping ring, the clamping ring is in threaded interference extrusion connection with the socket shell through the straight line structure, 3 axially arranged step holes are arranged in the clamping ring, the clamping ring pin is arranged in each step hole in a small interference fit manner, in addition, through holes for penetrating out a central pin and a tail pin are axially arranged in the clamping ring, the insulating sheet is also cylindrical, 3 circular grooves corresponding to the positions of the clamping ring pin are arranged on the butt joint surface of the insulating sheet and the clamping ring, the front end surface of the clamping ring pin, which is exposed out of the front end surface of the clamping ring, is arranged in the circular grooves for fixation, and a first circular through hole for the central pin to pass through is further axially arranged in the inside of the insulating sheet, and a second circular through hole for the passage of the tail needle.

5. A printed board socket for transmitting 1553B signals as recited in claim 1, wherein said socket housing and said clamping ring are each made from QAl10-4-4 aluminum bronze extruded rods.