KR20140050343A - Connector for circuit board - Google Patents

Connector for circuit board Download PDF

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Publication number
KR20140050343A
KR20140050343A KR1020120116649A KR20120116649A KR20140050343A KR 20140050343 A KR20140050343 A KR 20140050343A KR 1020120116649 A KR1020120116649 A KR 1020120116649A KR 20120116649 A KR20120116649 A KR 20120116649A KR 20140050343 A KR20140050343 A KR 20140050343A
Authority
KR
South Korea
Prior art keywords
circuit board
pin
connector
electromagnetic shielding
shielding portion
Prior art date
Application number
KR1020120116649A
Other languages
Korean (ko)
Inventor
이영학
Original Assignee
삼성전기주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 삼성전기주식회사 filed Critical 삼성전기주식회사
Priority to KR1020120116649A priority Critical patent/KR20140050343A/en
Publication of KR20140050343A publication Critical patent/KR20140050343A/en

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/627—Snap or like fastening
    • H01R13/6271—Latching means integral with the housing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding  
    • H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R31/00—Coupling parts supported only by co-operation with counterpart
    • H01R31/06—Intermediate parts for linking two coupling parts, e.g. adapter

Abstract

The present invention relates to a connector for a circuit board which is composed of a plurality of connection pins and an insulation housing to fix the connection pins. The connection pin includes a signal transmitting pin which transmits an electric signal, an EMI shielding unit which is formed to surround the outer circumference of the signal transmitting pin and shields EMI, and an isolating unit which is formed between the signal transmitting pin and the EMI shielding unit.

Description

Circuit Board Connector {CONNECTOR FOR CIRCUIT BOARD}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connector for a circuit board, and more particularly to a connector for a circuit board for signal transmission between a circuit board of an electronic device and an additional device, or for supplying power to a circuit board.

In general, circuit boards are the most basic components used in electronic communication devices and the like, and are made by printing a conductive figure for wiring, and are helpful for miniaturization and mass production of electronic devices.

On the other hand, it is not possible to install all the functions on one circuit board, so to easily expand the function of the product, additional circuit boards and other components or circuit boards and additional circuit boards to connect the electrical signal The connector is used to transfer or power the circuit board.

Such a connector is formed with a plurality of contacts for mutual electrical connection therein, and includes an insulating housing to bind and fix the contacts, and is configured such that a contact exposed to the outside of the insulating housing is connected to the circuit board.

Here, the contact has a pin structure and is referred to as a connection pin, and one side of each connection pin is electrically connected to a lead drawn from the circuit board, and the other side transmits and receives an electrical signal with the circuit board or supplies power to the circuit board. It is configured to be connected with an external device for supplying.

However, the electrical signal transmitted through the connector is made up of various frequency bands, and these electrical signals become undesired frequencies in other communication devices through unshielded contact pins and appear as disturbing electromagnetic waves (EMI: ELECTROMAGNETIC INTERFERENCE). There is a problem that a malfunction of a communication / electrical device occurs due to electromagnetic waves, or an electrical signal is not transmitted correctly, and a separate disturbing electromagnetic wave blocking means must be configured to block the disturbing electromagnetic waves, thereby increasing costs. .

Korean Patent Publication No. 2009-0017781 Korean Patent Publication No. 2008-0073876

The present invention proposed to solve the above problems provides a connector for a circuit board that can efficiently block the interference electromagnetic waves without a separate interference shielding means for blocking the interference electromagnetic waves generated during the transmission of the electrical signal. There is a purpose.

A circuit board connector according to an embodiment of the present invention for achieving the above object is a circuit board connector consisting of a plurality of connection pins and an insulating housing for fixing the connection pins, the connection pins for transmitting an electrical signal And a signal transmission pin, an electromagnetic shielding portion formed to surround an outer circumferential surface of the signal transmission pin, and blocking an electromagnetic wave, and an isolation portion formed between the signal transmission pin and the electromagnetic shielding portion.

Here, the electromagnetic shielding portion may be formed to expose only both ends of the signal transfer pin.

In this case, the signal transfer pin may be formed of a conductive material.

In addition, the electromagnetic shielding portion may be formed of a conductive material.

In addition, the electromagnetic shield may be formed to be connected to the ground.

On the other hand, the isolation portion may be formed of an insulating material.

As described above, the circuit board connector according to the embodiment of the present invention transmits an electrical signal through a signal pin, an isolation portion, and a connection pin formed of triple shielding portions, thereby effectively blocking disturbed electromagnetic waves. Since it is possible to omit a separate interference shielding means for blocking electromagnetic waves, there is an effect that can reduce the manufacturing cost of the connector and shorten the manufacturing time of the connector.

1 is a perspective view showing a connector for a circuit board according to an embodiment of the present invention.
Figure 2 is a side cross-sectional view showing a connecting pin of FIG.
3 is a cross-sectional view showing the connecting pin of FIG.

Hereinafter, specific embodiments of the present invention will be described with reference to the drawings. However, this is merely an example and the present invention is not limited thereto.

In the following description, a detailed description of known functions and configurations incorporated herein will be omitted when it may make the subject matter of the present invention rather unclear. The following terms are defined in consideration of the functions of the present invention, and may be changed according to the intentions or customs of the user, the operator, and the like. Therefore, the definition should be based on the contents throughout this specification.

The technical idea of the present invention is determined by the claims, and the following embodiments are merely a means for effectively explaining the technical idea of the present invention to a person having ordinary skill in the art to which the present invention belongs.

1 is a perspective view showing a circuit board connector according to an embodiment of the present invention, Figure 2 is a side cross-sectional view showing a connecting pin of Figure 1, Figure 3 is a cross-sectional view showing the connecting pin of FIG.

As shown in Figures 1 to 3, the circuit board connector according to an embodiment of the present invention may be composed of a plurality of connection pins 20 and the insulating housing 10 for fixing the connection pins 20.

Here, one side of the connector may be connected to a circuit board (not shown), the other side is coupled to the jack (2) to which the cable 1 is connected to send and receive electrical signals with the circuit board or to supply power to the circuit board It can be connected to an external device (not shown) for.

In this case, the insulating housing 10 is a plurality of connection pins 20 are inserted and fixed, it may be formed of an insulating material.

In addition, the upper part of the insulating housing 10 may be formed with a locking step 11 is fixed to the fastening member 3 formed on the upper portion of the jack (2). At this time, the locking jaw 11 is coupled to the fastening member 3 when the jack 2 is engaged.

On the other hand, the connection pin 20 formed in the insulating housing 10 has a cable (1) for connecting the circuit board and the external device can be connected to both ends of the electrical signal can be transmitted.

Here, the signal transfer pin 21 may be formed of a conductive material such as metal to transmit an electrical signal.

In addition, an electromagnetic shield 22 may be formed on the outer circumferential surface of the signal transfer pin 21 to block an electromagnetic wave.

Here, the electromagnetic shield 22 may be formed of a conductive material such as metal, and may be formed to be connected to the ground (G).

That is, when one end of the connection pin 20 is connected to the circuit board, the electromagnetic shield 22 is connected to the ground (G) of the circuit board, thereby preventing the electromagnetic wave generated from the connection pin 20 during the electrical signal transmission. Will be shielded.

In this case, the electromagnetic shielding portion 22 may be formed in a form in which the outer peripheral surface of the signal transmission pin 21 is plated with a predetermined thickness or in which a conductive material is coated.

In addition, the electromagnetic shield 22 may be formed to surround the outer circumferential surface of the signal transfer pin 21. At this time, the electromagnetic shield 22 may be formed on the outer circumferential surface of the signal transfer pin 21 so that only a part of both ends of the signal transfer pin 21 is exposed.

That is, the connection pin 20 is connected to a circuit board and an external device to expose only a minimum region of both ends of the signal transmission pin 21 for transmitting an electrical signal, and shields electromagnetic waves from the remaining area of the signal transmission pin 21. By forming the section 22, unnecessary frequencies are prevented from coming out.

Meanwhile, an isolation unit 23 may be formed between the signal transfer pin 21 and the electromagnetic shielding unit 22.

Here, the isolation part 23 is to isolate the signal transfer pin 21 and the electromagnetic shielding portion 22, it may be formed of an insulating material. That is, by being formed between the signal transmission pin 21 and the electromagnetic shielding portion 22 formed of a conductive material, it is possible to prevent the signal transmission pin 21 and the electromagnetic shielding portion 22 from conducting.

Therefore, in the circuit board connector according to the embodiment of the present invention, the isolation pin 23 is formed such that the connection pin 20 for transmitting an electrical signal surrounds the outside of the signal transmission pin 21 except for a portion of both ends. The electromagnetic shielding portion 22 is formed in a triple structure to surround the outside of the isolation portion 23, the electromagnetic shielding portion 22 is connected to the ground (G), it is possible to effectively block the interference electromagnetic waves, Since a separate interference shielding means for blocking the interference electromagnetic waves can be omitted, it is possible to reduce the manufacturing cost of the connector and shorten the manufacturing time of the connector.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is clearly understood that the same is by way of illustration and example only and is not to be construed as limiting the scope of the present invention. I will understand.

Therefore, the scope of the present invention should not be limited to the described embodiments, but should be determined by the scope of the appended claims, as well as the appended claims.

10: Insulation Housing
20: connecting pin
21: signal transmission pin
22: electromagnetic shielding
23: isolation

Claims (6)

In the connector for a circuit board consisting of a plurality of connection pins and an insulating housing for fixing the connection pins,
The connecting pin
A signal transmission pin for transmitting an electrical signal;
An electromagnetic shielding portion formed to surround an outer circumferential surface of the signal transmission pin to block disturbed electromagnetic waves; And
An isolation portion formed between the signal transmission pin and the electromagnetic shielding portion;
A circuit board connector comprising a.
The method of claim 1,
The electromagnetic shielding portion
And a circuit board connector configured to expose only both ends of the signal transfer pin.
The method of claim 1,
The signal transmission pin
A circuit board connector formed of a conductive material.
The method of claim 1,
The electromagnetic shielding portion
A circuit board connector formed of a conductive material.
The method of claim 1,
The electromagnetic shielding portion
Connector for a circuit board formed to be connected to the ground.
The method of claim 1,
The isolation portion
A circuit board connector formed of an insulating material.
KR1020120116649A 2012-10-19 2012-10-19 Connector for circuit board KR20140050343A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020120116649A KR20140050343A (en) 2012-10-19 2012-10-19 Connector for circuit board

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020120116649A KR20140050343A (en) 2012-10-19 2012-10-19 Connector for circuit board

Publications (1)

Publication Number Publication Date
KR20140050343A true KR20140050343A (en) 2014-04-29

Family

ID=50655537

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020120116649A KR20140050343A (en) 2012-10-19 2012-10-19 Connector for circuit board

Country Status (1)

Country Link
KR (1) KR20140050343A (en)

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