CN102916304B - Electric connector - Google Patents

Abstract

An electric connector comprises ports, conductive terminals, a signal processing module and a plurality of mounting terminals, wherein the ports are used for adaptively connecting butting connectors, the conductive terminals are contained in the ports, the signal processing module is electrically connected with the conductive terminals, and the mounting terminals are electrically connected with the signal processing module and used for connected to a main circuit board. The signal processing module comprises a circuit board and at least one auto-transformer, and the auto-transformers are mounted on the circuit board and are surface-mounted coils. The auto-transformers can be surface-mounted coils, so that automation in coiling and welding of the auto-transformers is realized, production is simplified, and producing efficiency is improved.

Description

Electric connector

[technical field]

The present invention relates to a kind of electric connector, particularly relate to the signal processing module of electric connector.

[background technology]

Prior art refers to the Taiwan TWM280026 patent of bulletin on November 1st, 2005.The patent discloses that a kind of electric connector, it comprises a signal processing module, and this signal processing module is provided with four transformer coils be arranged side by side, four common mode inhibition device coils, four autotransformer coils.The described magnetic coil be arranged side by side is manual winding mode, and manual mode is welded, and takes manpower, can not reach automated production.Thus production process complexity, efficiency can be made low.

[summary of the invention]

Technical problem to be solved by this invention is: provide the electric connector that a kind of production process is simple, production efficiency is high.

For solving the problem, the invention provides a kind of electric connector, it comprises the port for connecting with butt connector, the conducting terminal be contained in this port, the signal processing module is electrically connected with this conducting terminal, and some mounting terminal of being electrically connected of this signal processing module, this mounting terminal is in order to be connected to a main circuit board, described signal processing module comprises a circuit board and is installed at least one autotransformer of circuit board, and described autotransformer is surface mounting type coil.

Compared to prior art, the autotransformer of electric connector of the present invention can adopt automation equipment to carry out coiling, welding, thus can simplify production, improves production efficiency.

[accompanying drawing explanation]

Fig. 1 is the stereogram of a kind of electric connector according to the invention.

Fig. 2 is the exploded view of electric connector shown in Fig. 1.

Fig. 3 is the exploded view at another visual angle of electric connector shown in Fig. 1.

Fig. 4 be electric connector shown in Fig. 1 exploded view.

Fig. 5 is the stereogram of the circuit board module of electric connector shown in Fig. 3.

Fig. 6 is the stereogram at another visual angle of the module of circuit board shown in Fig. 5.

[main element symbol description]

Insulating body	1	Electric connector	100
				Signal transacting module	2	First port	201
Second port	203	3rd port	205
				Installing space	207	Collecting mouth	209
Circuit board	21	First conducting strip	211
				Second conducting strip	213	3rd conducting strip	215
Conducting strip	2151、2153	Conductive path	2155
				4th conducting strip	217	Conductive through hole	218、219
Common mode inhibition device	23	Magnetic core	231
				Enamelled wire	233	Weld part	235
Autotransformer	25	Magnetic core	251
				Weld part	251、2553	Enamelled wire	253
Weld part	255	Weld part	2551、2553
				Transformer module	27	Carrier	271
Transformer	273	Welding foot	275
				Receiving space	277	Docking terminal	3
Installation end subgroup	4	Mounting terminal	41
				Terminal base	43	USB terminal	5
LED	6	Pin	61
				Front shield shell	71	Rear shield shell	73

Following embodiment will further illustrate the present invention in conjunction with above-mentioned accompanying drawing.

[embodiment]

As shown in Figure 1 to Figure 3, to disclose a kind of electric connector according to the invention 100 be a network connector (RJ45) electric connector stacking with USB (USB, Universal Serial Bus) connector.Described electric connector 100 can be installed on a main circuit board (not shown), for the butt connector (not shown) inserted in electric connector 100 is connected to a main circuit board.Described electric connector 100 comprises insulating body 1, docking terminal 3, signal transacting module 2, installation end subgroup 4, two groups of USB terminals 5, two LED6, front shield shell 71 and rear shield shells 73.

The installing space 207 that described insulating body 1 is provided with the first port 201, second port 203 and the 3rd port 205 and is positioned on rear side of insulating body 1.First port 201 is not shown for connecting a network attachment plug RJ45(), the second port 203 and the 3rd port 205 are two USB socket.Docking terminal 3 is soldered to signal transacting module 2 and is mounted in the first port 201, and signal transacting module 2 is contained in installing space 207, and mounting terminal 4 is electrically connected to the lower end of signal transacting module 2.Two groups of USB terminals 5 are contained in the second port 203 and the 3rd port 205 respectively.In the collecting mouth 209 that two LED6 collecting to insulating body 1 upper end is offered.

Refer to shown in Fig. 2 to Fig. 6, signal transacting module 2 disturbs for suppressing external signal, this signal transacting module 2 comprises the SMD autotransformer 25 that a circuit board 21, four the SMD common mode inhibition device 23, four be soldered on circuit board 21 is soldered to circuit board 21, and a transformer module 27.Described SMD common mode inhibition 23 can adopt minitype paster co-mode coil (SMD Choke Coils) with SMD autotransformer 25.Described common mode inhibition device 23 comprises magnetic core 231 and is wound in the some enamelled wires 233 on magnetic core 231, and described enamelled wire 233 comprises four weld parts 235.Framework and the winding mode of described autotransformer 25 and common mode inhibitor 23 are identical.Described autotransformer 25 comprises magnetic core 251 and is wound in the some enamelled wires 253 on magnetic core 251, and described enamelled wire 253 comprises four weld parts 255.Described transformer module 27 comprises carrier 271 and is contained in four Wound-rotor type transformers 273 in carrier 271.Described carrier 271 comprises some sidewalls, is immobilizated in pair of sidewalls and the welding foot 275 extended downwards, and the receiving space 277 surrounded by some sidewalls.Described four Wound-rotor type transformers 273 are contained in receiving space 277 and are electrically connected on welding foot 275 and are installed to circuit board 21 for SMD.Described docking terminal 3 electrically conducts with transformer 273, described transformer 273 electrically conducts with common mode inhibitor 23, described common mode inhibition device 23 electrically conducts with autotransformer 25, and described autotransformer 25 electrically conducts with mounting terminal 4 and is connected to a main circuit board (not shown).Described common mode inhibition device 23 and autotransformer 25 are all contained in the receiving space 277 of transformer module 27.

Circuit board 21 is included in that surface thereof is provided with the first conducting strip 211, is provided with the second conducting strip 213 in its another surface, the 3rd conducting strip 215, the 4th conducting strip 217, be opened in the conductive through hole 218,219 of circuit board 21 upper/lower terminal.Docking terminal 3 is soldered to the first conducting strip 211, the weld part 235 of common mode inhibition device 23 enamelled wire 233 is soldered to the second conducting strip 213, the weld part 255 of autotransformer 25 enamelled wire 253 is soldered to the 3rd conducting strip 215, and the welding foot 275 of transformer module 27 is soldered to the 4th conducting strip 217.Four weld parts 255 of described autotransformer 25 enamelled wire 253 comprise two oblique right weld parts 2551,2553.Described 3rd conducting strip 215 is provided with the conducting strip 2151,2153 and conductive path 2155 thereof that are electrically connected weld part 2551,2553.

Refer to shown in Fig. 4, described installation end subgroup 4 is provided with the terminal base 43 of some mounting terminal 41 and fixed installation terminal 41.Mounting terminal 41 one end is arranged in the conductive through hole 219 of circuit board 21 lower end and welds.The other end of mounting terminal 41 is soldered to main circuit board (not shown), with the signal transmission received by electric connector 100 to main circuit board (not shown).The pin 61 of two LED6 wears the conductive through hole 218 to circuit board 21 upper end and welds.

When manufacturing this electric connector 100, first automatic welding device is adopted to be soldered to circuit board 21 common mode inhibition device 23, autotransformer 25, transformer module 27 adopts automatic welding device to be soldered to circuit board 21, docking terminal 3, LED 6 and installation end subgroup 4 to be installed and be soldered to circuit board 21 again, weld complete circuit board 21 and be mounted to the insulating body 1 that USB terminal 5 is housed, now dock terminal 3 and extend to the first port 201, LED 6 extends to accepting hole 209, finally front shielding casing 71 is mounted to insulating body 1 with rear shielding casing 73.

This electric connector 100 adopts surface installing type autotransformer 25, and autotransformer 25 utilizes minitype paster co-mode coil (the SMD Choke Coils) framework that market exists, and ingenious circuit board 21 circuit that utilizes arranges formation autotransformer 25.Relative to prior art, this autotransformer 25 can utilize automatic welding device to be soldered to circuit board 21, thus saves the time of a large amount of manual welding, saves manpower, improves production efficiency, reduce product cost.In addition, adopt common mode inhibition device 23 and autotransformer 25 accommodates and transformer module 27 receiving space 277 in save element on circuit board 21 and take up room, increase circuit board 21 design space.

Claims (5)

1. an electric connector, it comprises the port for connecting with butt connector, be contained in the conducting terminal in this port, the signal processing module be electrically connected with this conducting terminal, the some mounting terminal be electrically connected with this signal processing module, this mounting terminal is in order to be connected to a main circuit board, described signal processing module comprises a circuit board and is installed on the common mode inhibition device of circuit board, autotransformer and transformer module, it is characterized in that: described common mode inhibition device and autotransformer are SMD structure, described circuit board is provided with two row's conducting strips, described common mode inhibition device and autotransformer are arranged between two row's conducting strips, two row's welding foots that described transformer module has carrier and extends from carrier, described two row's welding foots are connected on two row's conducting strips respectively, the receiving space that described carrier has some sidewalls and surrounded by some sidewalls, described common mode inhibition device and autotransformer are contained in receiving space at least partly.

2. electric connector as claimed in claim 1, is characterized in that: described autotransformer is identical with the winding mode of common mode inhibitor.

3. electric connector as claimed in claim 2, it is characterized in that: described autotransformer comprises magnetic core and is wound in the some enamelled wires on magnetic core, described enamelled wire comprises four weld parts, and described circuit board is provided with the conductive path of in four weld parts described in conducting two.

4. electric connector as claimed in claim 3, is characterized in that: in described four weld parts, two oblique right weld parts are electrically conducted by the conductive path on circuit board.

5. electric connector as claimed in claim 1, it is characterized in that: described signal transacting module is provided with four transformers, four common mode inhibition devices and four autotransformers, described four transformers are arranged in the receiving space of transformer module.