CN105655759B - Electric connector and electric connector system - Google Patents
Electric connector and electric connector system Download PDFInfo
- Publication number
- CN105655759B CN105655759B CN201410671204.8A CN201410671204A CN105655759B CN 105655759 B CN105655759 B CN 105655759B CN 201410671204 A CN201410671204 A CN 201410671204A CN 105655759 B CN105655759 B CN 105655759B
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- circuit board
- electric connector
- terminal
- external circuit
- coil
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Abstract
A kind of electric connector, it can mount on the external circuit board, the electric connector is equipped with several signal transmission passages, each signal transmission passage docks terminal there are two setting, one transformer coil, one common mode choke coil and two pin terminals, the docking terminal is electrically connected to pin terminal by transformer coil and common mode choke coil, the pin terminal is mounted on the external circuit board, the transformer coil includes primary coil and secondary coil, the primary coil is equipped with the first centre cap, described the external circuit board is equipped with resistor, capacitor and grounding point, described capacitor one end and resistor are electrically connected, the other end and grounding point are electrically connected, wherein the electric connector is additionally provided with conversion terminal, described conversion terminal one end is connect with the first centre cap, the other end is for being mounted on the external circuit board simultaneously It is electrically connected with resistor.Internal circuit board is eliminated in electric connector, production cost reduces.
Description
[technical field]
The present invention relates to the placement locations of resistance and capacitor in a kind of electric connector and its system more particularly to electric connector
And connection type.
[background technique]
Common RJ45 socket connector is mounted on the external circuit board, is used for transmission RJ45 connector connector and external circuit
Network signal between plate.Industry is often by transformer coil (transformer), common mode choke coil (common mode at present
Choke), resistor and capacitor are integrated in RJ45 socket connector, in order to place the resistor of Bob-smith circuit
And capacitor, it usually needs increase additional circuit board connection, result in increased costs.Such prior art can be with reference to beauty
State's patent US6,568, No. 966B1 and U.S. Patent No. US7,524,206B2, the RJ45 socket connector disclosed is both needed to
Increase by one piece of internal circuit board to place the resistor and capacitor of Bob-smith circuit.
[summary of the invention]
Technical problem to be solved by the present invention lies in: a kind of electric connector is provided, production cost is low.
In order to solve the above-mentioned technical problem, the technical scheme is that
A kind of electric connector, can mount on the external circuit board, and the electric connector is equipped with several signal transmission passages,
Each signal transmission passage docks terminal, a transformer coil, a common mode choke coil and two pin ends there are two setting
Son, the docking terminal are electrically connected to pin terminal, the pin terminal peace by transformer coil and common mode choke coil
On the external circuit board, the transformer coil includes primary coil and secondary coil, and the primary coil is equipped in first
Heart tap, described the external circuit board are equipped with resistor, capacitor and grounding point, and described capacitor one end electrically connects with resistor
It connecing, the other end and grounding point are electrically connected, wherein the electric connector is additionally provided with conversion terminal, described conversion terminal one end and the
The connection of one centre cap, the other end is for being mounted on the external circuit board and being electrically connected with resistor.
Another technical problem to be solved by this invention is: providing a kind of electric connector system, production cost is low.
In order to solve the above-mentioned technical problem, the technical scheme is that
A kind of electric connector system comprising the external circuit board and the electric connector being mounted on the external circuit board, it is described
Electric connector be equipped with several signal transmission passages, each signal transmission passage set there are two docking terminal, a transformer coil,
One common mode choke coil and two pin terminals, the docking terminal are electrically connected by transformer coil and common mode choke coil
It is connected to pin terminal, the pin terminal is mounted on the external circuit board, and the transformer coil includes primary coil and secondary
Coil, the primary coil are equipped with the first centre cap, and described the external circuit board is equipped with resistor, capacitor and grounding point,
Described capacitor one end and resistor are electrically connected, and the other end and grounding point are electrically connected, and are turned wherein the electric connector is equipped with
Connecting terminal, described conversion terminal one end are connect with the first centre cap, and the other end is mounted on the external circuit board and and resistor
It is electrically connected.
Compared with prior art, the present invention by Bob-smith circuit resistor and capacitor be mounted on external circuit
It on plate, and is electrically connected, is saved by the resistor of conversion terminal realization Bob-smith circuit and capacitor and transformer coil
The resistor of one piece of placement Bob-smith circuit and the internal circuit board of capacitor, electric connector and its system are produced into
This reduction.
[Detailed description of the invention]
Fig. 1 is the top view for meeting electric connector of the present invention.
Fig. 2 is the layout (layout) for meeting the external circuit board of the present invention.
Fig. 3 is the first embodiment for meeting electric connector system circuit of the present invention.
Fig. 4 is the second embodiment for meeting electric connector system circuit of the present invention.
Fig. 5 is the 3rd embodiment for meeting electric connector system circuit of the present invention.
Fig. 6 is the fourth embodiment for meeting electric connector system circuit of the present invention.
[main element symbol description]
| Dock terminal | 1 | The external circuit board | 100 |
| Conductive through hole | 101 | Transformer coil | 2 |
| Electric connector | 200 | Primary coil | 21 |
| First centre cap | 211 | First the end of a thread | 212 |
| Secondary coil | 22 | Second centre cap | 221 |
| Common mode choke coil | 3 | Middle line | 31 |
| Second the end of a thread | 32 | Pin terminal | 4 |
| Resistor | 5 | Capacitor | 6 |
| Grounding point | 7 | Conversion terminal | 8 |
| Insulating body | 91 | Bottom wall | 911 |
| Shield shell | 92 |
The present invention that the following detailed description will be further explained with reference to the above drawings.
[specific embodiment]
As depicted in figs. 1 and 2, a kind of electric connector system comprising the external circuit board 100 and be mounted on the external circuit board
Electric connector 200 on 100.
It as shown in Figures 3 to 6, is a kind of circuit diagram of four kinds of embodiments of electric connector system, wherein Fig. 3 and Fig. 4 are
Meet the electric connector system of 10/100Mbps network, Fig. 5 and Fig. 6 be meet 10/1000Mbps and its more than (1Gbps,
10Gbps) the electric connector system of network.
It as shown in Figure 3 and Figure 4, is the circuit diagram of 10/100Mbps RJ45 electric connector system, electric connector 200 is equipped with
Several signal transmission passages, each signal transmission passage set there are two docking the common mode of transformer coil 2, one of terminal 1, one suppression
Coil 3 and two pin terminals 4 processed.Docking terminal 1 is electrically connected to pin by transformer coil 2 and common mode choke coil 3
Terminal 4, the pin terminal 4 are installed to the conductive through hole 101 on the external circuit board 100.
The transformer coil 2 includes primary coil 21 and secondary coil 22, and the primary coil 21 is equipped with the first center
Tap 211, described the external circuit board 100 are equipped with resistor 5, capacitor 6 and grounding point 7, described 6 one end of capacitor and resistance
Device 5 is electrically connected, and the other end is connect with grounding point 7.Electric connector 200 is additionally provided with conversion terminal 8, described 8 one end of conversion terminal
It is connect with the first centre cap 211, the other end is mounted on the external circuit board 100 and is electrically connected with resistor 5.
The primary coil 21, which has, docks two first the end of a thread 212 that terminal 1 is separately connected with two.The secondary wire
Circle 22 passes through pin terminal 4 after connecting with common mode choke coil 3 and is electrically connected to the external circuit board 100, the common mode inhibition line
Circle 3 has two second the end of a thread 32 being separately connected with two pin terminals 4.The secondary coil 22 is equipped with the second centre cap
221, the common mode choke coil 3 has the middle line 31 connecting with the second centre cap 221.The physical structure of electric connector 200
Interior (not shown), two first the end of a thread of primary coil are respectively wound around on two docking terminals, and two of common mode choke coil
Second the end of a thread is intertwined and connected on two pin terminals；Transformer coil and common mode choke coil include iron core and winding iron core
Several enameled wires, and several enameled wires successively wind transformer core and common mode inhibition iron core, first the end of a thread and second the end of a thread point
Not Wei enameled wire two opposite the end of a thread.
In Fig. 3 and Fig. 5, set on the external circuit board 100 there are four resistor 5 and a capacitor 6, four resistors
It connects after 5 parallel connections with capacitor 6, electric connector 200 is set there are four the conversion terminal 8 being mounted on the external circuit board 100, each
Conversion terminal 8 is electrically connected the first centre cap 211(or docking terminal 1 of a resistor 5 and a transformer coil 2).
In Fig. 4 and Fig. 6, the external circuit board 100 is equipped with a resistor 5 and a capacitor 6, the electric connector
200 are equipped with a conversion terminal 8 being mounted on the external circuit board 100, the first centre cap 211 of several transformer coils 2
It connects after (or docking terminal 1) is in parallel with conversion terminal 8.Compared to Fig. 3 and Fig. 5 embodiment, the embodiment of Fig. 4 and Fig. 6 are transferred
Terminal and resistor are less, and production cost is lower.
As depicted in figs. 1 and 2, electric connector 200 includes insulating body 91 and the shielding for being coated on 91 outside of insulating body
Shell 92, the insulating body 91 are equipped with the container (not shown) being open from front to back, and the container is for being connected
Device insertion cooperation (not shown).The insulating body 91 has for installing to the bottom wall 911 of the external circuit board 100, described to connect
Foot 4 and the self-insulating ontology 91 of conversion terminal 8 are extended downwardly more than bottom wall 911.The pin terminal 4 exceeds downwards bottom wall
911 part is located at the front that pin terminal 4 exceeds downwards 911 part of bottom wall, and the cloth for facilitating the external circuit board is arranged in this way
Set (layout).
The present invention is not limited to above-mentioned specific embodiment, those skilled in the art from the above idea,
Without creative labor, made various transformation all fall within the interior of protection scope of the present invention.
Claims (10)
1. a kind of electric connector, can mount on the external circuit board, the electric connector is equipped with several signal transmission passages, often
One signal transmission passage is set there are two docking terminal, a transformer coil, a common mode choke coil and two pin terminals,
The docking terminal is electrically connected to pin terminal by transformer coil and common mode choke coil, and the pin terminal is mounted on
On the external circuit board, the transformer coil includes primary coil and secondary coil, and the primary coil is taken out equipped with the first center
Head, described the external circuit board are equipped with resistor, capacitor and grounding point, and described capacitor one end and resistor are electrically connected,
The other end and grounding point are electrically connected, it is characterised in that: the electric connector is additionally provided with conversion terminal, described conversion terminal one end
It is connect with the first centre cap, the other end is for being mounted on the external circuit board and being electrically connected with resistor, the butt end
Son is electrically forwarded to described the external circuit board by the pin terminal, and described the external circuit board not in direct contact.
2. electric connector as described in claim 1, it is characterised in that: the electric connector sets that there are four for being mounted on outside
Conversion terminal on circuit board, each conversion terminal are electrically connected the first centre cap of a transformer coil.
3. electric connector as described in claim 1, it is characterised in that: the electric connector is equipped with one for being mounted on outside
Conversion terminal on circuit board is connected after the first centre cap of several transformer coils is in parallel with this conversion terminal.
4. a kind of electric connector system comprising the external circuit board and the electric connector being mounted on the external circuit board, the electricity
Connector be equipped with several signal transmission passages, each signal transmission passage set there are two dock terminal, transformer coil, one
A common mode choke coil and two pin terminals, the docking terminal are electrically connected by transformer coil and common mode choke coil
To pin terminal, the pin terminal is mounted on the external circuit board, and the transformer coil includes primary coil and secondary wire
Circle, the primary coil are equipped with the first centre cap, and described the external circuit board is equipped with resistor, capacitor and grounding point, institute
It states capacitor one end and resistor is electrically connected, the other end and grounding point are electrically connected, it is characterised in that: the electric connector is set
Have conversion terminal, described conversion terminal one end is connect with the first centre cap, the other end be mounted on the external circuit board and with electricity
Device is hindered to be electrically connected, the docking terminal is electrically forwarded to described the external circuit board by the pin terminal, and not directly
Contact described the external circuit board.
5. electric connector system as claimed in claim 4, it is characterised in that: the primary coil, which has, docks terminal with two
Two first the end of a thread being separately connected.
6. electric connector system as claimed in claim 4, it is characterised in that: the secondary coil is connect with common mode choke coil
The external circuit board is electrically connected to by pin terminal afterwards.
7. electric connector system as claimed in claim 5, it is characterised in that: two first the end of a thread of the primary coil are distinguished
It is wrapped on two docking terminals.
8. electric connector system as claimed in claim 6, it is characterised in that: the common mode choke coil has and two pins
Two second the end of a thread that terminal is separately connected, described second the end of a thread are intertwined and connected on two pin terminals.
9. electric connector system as claimed in claim 4, it is characterised in that: resistor there are four being set on described the external circuit board
It with a capacitor, is connected after four capacitor in parallel with capacitor, the electric connector sets that there are four be mounted on outside
Conversion terminal on circuit board, each conversion terminal are electrically connected the first centre cap of a resistor and a transformer coil.
10. electric connector system as claimed in claim 4, it is characterised in that: the circuit board be equipped with resistor and
One capacitor, the electric connector are equipped with a conversion terminal being mounted on the external circuit board, several transformer coils
It connects after first centre cap is in parallel with conversion terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410671204.8A CN105655759B (en) | 2014-11-21 | 2014-11-21 | Electric connector and electric connector system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410671204.8A CN105655759B (en) | 2014-11-21 | 2014-11-21 | Electric connector and electric connector system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105655759A CN105655759A (en) | 2016-06-08 |
| CN105655759B true CN105655759B (en) | 2019-02-12 |
Family
ID=56480319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410671204.8A Active CN105655759B (en) | 2014-11-21 | 2014-11-21 | Electric connector and electric connector system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105655759B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201207652Y (en) * | 2008-03-25 | 2009-03-11 | 富士康(昆山)电脑接插件有限公司 | Network interface circuit and electric connector having the circuit |
| CN201323337Y (en) * | 2008-09-10 | 2009-10-07 | 富士康(昆山)电脑接插件有限公司 | Electric connector system |
| CN201355713Y (en) * | 2009-02-07 | 2009-12-02 | 富士康(昆山)电脑接插件有限公司 | Electrical connector |
| CN102916669A (en) * | 2011-08-01 | 2013-02-06 | 富士康(昆山)电脑接插件有限公司 | Filter circuit |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203481573U (en) * | 2013-08-23 | 2014-03-12 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
-
2014
- 2014-11-21 CN CN201410671204.8A patent/CN105655759B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201207652Y (en) * | 2008-03-25 | 2009-03-11 | 富士康(昆山)电脑接插件有限公司 | Network interface circuit and electric connector having the circuit |
| CN201323337Y (en) * | 2008-09-10 | 2009-10-07 | 富士康(昆山)电脑接插件有限公司 | Electric connector system |
| CN201355713Y (en) * | 2009-02-07 | 2009-12-02 | 富士康(昆山)电脑接插件有限公司 | Electrical connector |
| CN102916669A (en) * | 2011-08-01 | 2013-02-06 | 富士康(昆山)电脑接插件有限公司 | Filter circuit |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105655759A (en) | 2016-06-08 |
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