KR20070012184A - Socket for attaching electronic component and its contacting carrier - Google Patents

Abstract

A socket for attaching electronic components and a contact carrier used in the same are provided to install plural contact terminal groups, which arrange several connecting terminals for a board of the contact in a row, by spacing shield terminal installation intervals for installing connecting terminals for the board of shield members and arrange the connecting terminal for the board of the shield member within the shield terminal installation interval between respective contact terminal groups, thereby checking a connecting status for the board of the connecting terminal for the board as acquiring a shield function for the connecting terminal for the board and contributing to miniaturization of the whole socket. A socket(20) for attaching electronic components comprises the followings: a housing(24) which has an electronic component receiving part for receiving the entire or a part of the electronic components; a contact which is fixed on the housing(24) and has a contact part which is electrically connected to the electronic components inserted into the electronic component receiving part; and a shield member(26,27) which is composed of a conductive metal plate covering the circumference of the housing(24).

Description

SOCKET FOR ATTACHING ELECTRONIC COMPONENT AND ITS CONTACTING CARRIER}

1 is a cross-sectional view showing a state of use of the socket for attaching an electronic component according to the present invention.

Fig. 2 is a plan view showing the socket for attaching an electronic component of Fig. 1.

Fig. 3 is a front view showing the socket for attaching an electronic component of Fig. 1.

FIG. 4 is a bottom view of the socket for attaching an electronic component of FIG. 1. FIG.

5 is a plan view showing a contact carrier according to the present invention, (b) is a front view, and (c) is a side view.

6 is a plan view of the substrate to be connected in FIG.

7 is a cross-sectional view showing an example of a conventional socket for attaching an electronic component.

8 is a partially broken cross-sectional view showing another example of a conventional socket for attaching an electronic component.

* Description of the major symbols in the drawings *

20 Sockets for mounting electronic components 21 Electronic components

22 PCB to be connected (printed wiring board) 23 electronic component housing

24 socket housing 25 contacts

26 Terminal side shield member 27 Front side shield member

28 Base plate 29 Perimeter wall

30 Contact Support Home 31 Contact Evacuation Home

32 Contact Attachment 33 Type 1 Contact

34 Type 2 contacts 35 Support piece

36 PCB Terminal 37 Connector

38 Elastic contact piece 39 Contact terminal group

40 Connecting arm 41 Carrier plate

42 Elastic Pressing Piece 43 Press-fitting Piece

44 Attachment 45 Board Terminal

46 Outer Cover 47 Inner Cover

48 Elastic Pressing Piece 49 Shielding Stone Piece

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention mainly relates to a socket for attaching an electronic component for attaching electronic components such as a camera module to a substrate, and a contact carrier used therefor.

BACKGROUND ART Conventionally, electronic devices such as mobile phones have printed wiring boards therein, and electronic components such as camera modules and other semiconductor devices are attached to the printed wiring boards. Since it can not be attached by the use of the electronic component mounting socket to connect to the printed wiring board.

The electronic component attachment socket 1 is, for example, a socket housing 4 having an electronic component accommodating portion 3 in which a part or all of the electronic component 2 is accommodated, as shown in FIG. A plurality of contacts 5, 5... And shield members 6 and 6 which cover the outer circumference of the socket housing 4 and are made of a conductive member. The electronic component 2 and the printed wiring board 7 (connected substrate) 7 are connected through each other.

In this socket for attaching electronic components, contacts 5, 5,. Connection terminals 8, 8. It is arrange | positioned at the lower surface side of this socket housing, and it shields the peripheral wall side of the board | substrate connection terminal 8 and 8 with the shield member 6, and exhibits the shield function with respect to the board | substrate connection terminal 8.

However, in the conventional socket as described above, since the board connection terminal of the shield member is disposed on the outside of the contact terminal connection terminal of the contact, it is difficult to solder and make sure that the soldering and contact of the inner connection portion are made correctly. There was problem to be difficult.

On the other hand, in view of the above problem, as shown in Fig. 8, the connection terminals 10, 10... And connecting terminals 11, 11 for the substrate of the shield member; Are projected to the outside of the socket housing side and alternately arranged side by side, and the substrate connecting terminal 10 of the contact is connected to the terminal pattern 12 and the substrate connecting terminal 11 of the shield member is connected to the shield connecting pattern 13 by soldering or the like. By connecting the substrate connection terminal 10 of the contact between the substrate connection terminals 11 and 11 of the shield member, even if the shield member is not disposed outside the substrate connection terminal 10 of the contact, the substrate connection terminal 10 of the contact is Although the socket for attaching an electronic component 14 exhibiting sufficient shielding performance has been developed, in such a socket for attaching an electronic component, a sufficient pitch between the board connection terminal 10 of a contact and the board connection terminal 11 of a shield member is sufficient. Narrows the pitch between contacts There was a problem that it was difficult to reduce the size of the entire socket.

Accordingly, an object of the present invention is to provide a socket for an electronic component attachment and a contact carrier for use, which can be appropriately fixed to a board and miniaturized in view of the above-mentioned problems of the prior art. .

As described above, the invention described in claim 1 for solving a conventional problem and achieving a desired object is fixed to a housing having an electronic component accommodating portion in which all or a part of the electronic component is accommodated, And a shield member comprising a contact portion electrically connected to an electronic component inserted into the electronic component accommodating portion, and a shield member made of a conductive metal plate covering an outer circumference of the housing. In the socket for an electronic component formed by connecting the board connection terminals in a straight line at the edge of the housing, a plurality of contact terminal groups in which a plurality of the board connection terminals of the contact are arranged are used for the board of the shield member. Shield terminal installation for connection terminal installation Provided at the case, and is characterized in that in the shield terminal spacing between the respective contact terminal group in the electronic component mounting socket arrangement for the connection terminal for the substrate of the shielding member.

In addition to the structure of Claim 1, the invention of Claim 2 is provided with the support piece part inserted in the contact support groove of the said housing, and formed so that the said board connection terminal may protrude on the front-end | tip of this support piece part. A first shape contact formed so as to protrude at a position biased to one side in the width direction of the distal end of the support piece, and a second formed to protrude at a position biased to the other side in the width direction; By using two types of contacts of type contacts and alternately arranging the two contacts in parallel at the same interval, the adjacent connection terminals for each of the substrates are alternately arranged in the proximity position and the opposite position, The shield between the connection terminals for the substrate The board connection terminal of the said shield member is arrange | positioned at the terminal installation space, It is characterized by the above-mentioned.

In the invention described in claim 3, both the first type and the second type contacts are arranged in a row in alternating numbers, and each contact is integrally formed at the edge of the carrier plate that has a band shape through a connecting arm. And a contact for use in the socket for attaching an electronic component according to claim 2, wherein the connection arm portion is integrally provided at a position opposite to a position at which the substrate connecting terminal at the tip of the support piece portion of each of the contacts is formed to protrude. Characterized in that the carrier.

(Example)

Next, a socket for attaching an electronic component according to the present invention will be described.

1 is a view showing a state of use when an electronic component such as a camera module is attached to a printed wiring board (connected substrate) through a socket for attaching an electronic component. Electronic components such as a camera module and reference numeral 22 denote a printed wiring board (connected board).

As shown in Figs. 2 to 4, the socket for attaching an electronic component includes a socket housing 24 having an electronic component accommodating portion 23 in which part or all of the electronic component 21 is accommodated, and a plurality of contacts supported by the socket housing 24. The contact group 25, 25 formed in a row in parallel and the shield members 26, 27 covering the outer surface of the socket housing 24, and the electronic component 21 contained in the electronic component accommodating portion 23 are connected to the printed wiring board (connected). Substrate 22).

In the socket housing 24, a square bottom plate 28 and a circumferential wall 29, which are arranged on four sides of the bottom plate 28, are integrally formed of an insulating material such as a synthetic resin material, and are surrounded by the bottom plate 28 and the circumferential wall 29 to form an electronic component. An electronic part accommodating part 23 is formed in which 21 is accommodated.

The socket housing 24 includes a plurality of contact support grooves 30, 30... The support support grooves 30, 30... Are formed on the bottom of the electronic component accommodating part 23, that is, the bottom plate 28 of the socket housing 24. The contact evacuation groove 31 penetrating up and down in a continuous arrangement with each other is formed in an elongated shape, and a plurality of contacts are arranged in parallel with each other and fixed to form a contact group 25.

Contact support grooves 30, 30... The lower side and the inner side, that is, the electronic component accommodating portion 23 side are opened, and slit-shaped contact grooves 32 and 32 are formed at both edges thereof.

Shield members 26 and 27 are attached to the peripheral wall 29 of the socket housing 24.

For the contact group 25, two types of contacts are used, namely, the first type contact 33 and the second type contact 34, and the first and second contact types 33, 34... Are alternately arranged side by side at equal intervals.

As shown in Fig. 5, the first type and the second type contacts 33 and 34 each have a longitudinally flat plate-like support piece 35 inserted into the contact support groove and a substrate which is bent at the tip of the support piece 35 and protrudes outward. And a conductive contact piece 38, which is supported through the connecting terminal 36 and the connection piece portion 37 bent at the other end of the support piece portion 35, and punches a conductive plate made of a copper alloy or the like into a predetermined shape and bends it. It is formed by.

The support piece portion 35 includes contact support grooves 30, 30... The width of the contact support grooves 30, 30... The contacts 33 and 34 are attached to the socket housing 24 by press-fitting into the contact attachment grooves 32 and 32 formed on the side of the socket housing 24. In the figure, reference numeral 35a denotes a coupling protrusion for coupling to the inner surface of the contact attachment groove.

The elastic connecting piece 38 is bent at the end opposite to the supporting piece 35 in the connecting piece 37 and is elastically deformed to the supporting piece 35 via the connecting piece 37.

The tip portion of the elastic contact piece 38 is bent to form a contact portion 38a on its upper surface.

The elastic contact piece portion 38 protrudes into the electronic component accommodating portion 23 by attaching the support piece portion 35 to the socket housing 24 so as to elastically contact the terminal portion of the electronic component 21 accommodated in the electronic component accommodating portion 23.

The connection terminal 36 for a board | substrate is formed so that it may protrude in one side of the width direction of the support piece part 35 in the case of a 1st type contact, ie, the position which shifted to the left side from the center, and the width direction of the support piece part 35 in a case of a 2nd type contact. It is formed to protrude from the other end side of, ie, the position biased from the center to the right side. Here, left and right are right and left seen from the contact front.

Thus, the pair of board connection terminals 36 which are in close proximity to each other by attaching the first type contact 33 and the second type contact 34 which are arranged side by side to the socket housing 24 alternately side by side, respectively. A plurality of contact terminal groups 39, 39. Is formed, and a shield terminal installation interval is formed between the board connection terminals 36 and 36 located at the opposite positions, and the board connection terminals of the shield member described later are arranged within this interval.

In addition, both types 1 and 2 contacts 33, 34. 5 alternately supports the carrier plate 41 with the connecting arm 40 therebetween at predetermined intervals, i.e. at a pitch equal to the pitch between the contact support grooves formed in the socket housing 24, After assembling both the type and the second type contacts into the socket housing 24, the boundary between the support piece 35 and the connecting arm portion 40 is cut with a cutter or the like and separated from the carrier 41. Thus, both types 1 and 2 contacts 33, 34... Can be quickly assembled during production by using a contact carrier supported by the carrier plate 41.

Also, connecting arm parts 40, 40... The silver is supported on the opposite side in the width direction from the substrate connecting terminal 36 at the end of the supporting piece 35, so that the terminal can be separated without bending or damaging the contact when separating the contact from the carrier.

Moreover, since the space | interval between contact terminal groups 39 and 39 is large, when cutting contact 33 and 34 from the carrier 41, ie, the connection arm part 40, a cutting blade can be appropriately applied.

The shield member is made of a conductive plate such as stainless steel, and is fixed to cover the outer surface of the peripheral wall 29 of the socket housing 24.

The shield member includes two types of terminal-side shield member 26 for shielding the surface on the side where the connection terminal 36 for the substrate protrudes, and the front shield member 27 for shielding the front surface. Is being used.

The terminal side shield member 26 is formed in the shape of a flat plate and is supported by its upper edge and is coupled to the upper edge portion of the electronic component 21 accommodated in the electronic component accommodating portion 23. And press-fit pieces 43 and 43, which are supported by the upper edge and press-fit into the mounting holes opened on the upper surface of the socket housing peripheral wall, and attachment pieces 44 and 44 joined to the peripheral wall 29 of the socket housing 24, and protrude downward from the lower edge. And a plurality of substrate connection terminals 45, 45... Connected to the shield (ground) connection pattern formed on the substrate 22 to be connected. It is provided with integrally.

The elastic pressing piece 42 can be bent inward from the upper edges of the two shield members 26 to protrude into the electronic component accommodating portion 23, and the electronic component 21 is pushed outward to the electronic component accommodating portion 23 while pushing it apart. When inserted, the lower end is coupled to the upper edge of the electronic component 21 to prevent the electronic component 21 from being pulled out.

The attachment piece 44 fixes the shield member 26 to the socket housing 24 by inserting the tip portions bent at both edges of the shield member 26 into the engaging grooves formed in the socket housing 24.

Connection terminals 45, 45,. When the shield member 26 is attached to the socket housing 24, the contact terminals 36, 36... It is arranged to be installed side by side in a straight line with.

In addition, connection terminals 45, 45,. Is arranged within this interval with the shield terminal installation interval between the board connection terminals 36 and 36 at positions opposite to each other, thereby exerting a shield function with respect to the board connection terminals 36 constituting the contact terminal group 39. It is.

As for the space | interval between the board connection terminal 36 and 36 of this contact, ie, the shielding terminal installation space, the board connection terminal 36 of both the 1st type | mold and the 2nd type both contact 33 and 34 is arrange | positioned on the other side to one side, respectively. Therefore, it is wider than the board | substrate connection terminal 36 arrange | positioned in the center, and the pitch between the board | substrate connection terminal 36 of a contact and the board | substrate connection terminal 45 of a shield member can be caught widely.

The front side shield member 27 is composed of a flat outer cover 46 and an inner cover 47 arranged at a distance from each other by bending conductive plates such as stainless steel and spaced apart from each other, and can be bent inward to an upper edge of the outer cover 46. The elastic pressing pieces 48 and 48 coupled to the upper edge portion of the electronic component 21 accommodated in the electronic component accommodating portion 23 are integrally supported, and the lower edge of the inner cover portion 47 penetrates through the through hole in the lower surface side of the socket housing 24. Shield protrusion pieces 49, 49... Which are connected to the shield connection pattern formed on the substrate 22 to be connected. Is formed to protrude downward.

As shown in Fig. 6, a pair of terminal patterns 51 and 51 are arranged in a straight line between the shield connection patterns 50 and 50 in accordance with the mounting position of the socket 20 for mounting electronic components, as shown in FIG. It is arranged.

The socket 20 for attaching an electronic component configured as described above allows the elastic connecting piece 38 to elastically contact the terminal of the electronic component 21 by inserting the electronic component 21 into the elastic pressing piece of each shield member. The upper edge of the electronic component 21 is pressed to attach the electronic component 21 to the socket 20 for attaching the electronic component, whereby the electronic component 21 is connected to the connected substrate 22 (printed wiring board) through the contact of the socket.

In this socket for attaching electronic parts, since the board connection terminal 36 of the contact and the board connection terminal 45 of the shield member are provided in parallel to the edges of the socket housing 24, the board connection terminal 36 and the board The connection to the substrate 22 to be connected, i.e., the soldering state, can be confirmed.

In addition, since the connection terminals 45 and 45 for board | substrates are arrange | positioned at the both sides of the contact terminal group 39 which consists of a pair of board | substrate connection terminals 36 and 36 arrange | positioned so close to each other, it is sufficient for the connection terminals 36 and 36 for both board | substrates. The shield function is provided.

In addition, in the above embodiment, the example in which the substrate connection terminal is protruded downward from the lower edge of the shield member has been described. However, the substrate connection terminal is protruded outward from the lower edge of the shield member, The substrate connection terminals may be arranged side by side in parallel with each other.

The shape of the contact is not limited to the shape shown in the above embodiment, and for example, the support piece may be formed in a contiguous arrangement with the connection terminal for the substrate, and may be supported by the bottom plate of the socket housing.

 An electronic part attachment socket according to the present invention includes a housing including an electronic part accommodating part in which all or part of an electronic part is accommodated, and a contact part fixed to the housing and electrically connected to the electronic part inserted into the electronic part accommodating part. And a shield member made of a conductive metal plate covering the outer circumference of the housing, wherein the substrate connecting terminal of the contact and the substrate connecting terminal of the shield member are arranged in a straight line at the edge of the housing. In the socket for an electronic component provided, a plurality of contact terminal groups in which a plurality of board connection terminals of the contact are arranged are provided with a shield terminal installation interval for installing the board connection terminals of the shield member, and the respective contacts are provided. The shield between terminal groups By arranging the connection terminal for the board of the shield member within the installation interval, the connection state of the connection terminal for the board can be confirmed while securing the shield function for the connection terminal for the board, and the contacts constituting each contact terminal group. The board connection terminal of the shield member can be omitted between the board connection terminals of the shield, so that the entire socket can be miniaturized.

The contact has a support piece that is inserted into the contact support groove of the housing and is formed so as to protrude from the connection piece for the substrate at the tip of the support piece, and the connection piece for the substrate is provided with the support piece. The two types of contacts are formed by using two types of contacts, a first type contact formed to protrude at a position biased to one side in the width direction of the tip of the tip and a second type contact formed to protrude at a position biased to the other side of the width direction. Are alternately arranged side by side at equal intervals so that the adjacent connection terminals for each of the substrates are alternately arranged in the access position and in the opposite position, and the substrates are in the half position. The connection terminals for the By disposing the board connection terminals of the shield member within the interval, the pitch between the contacts can be narrowed while maintaining a sufficient distance between the board connection terminals of the contact and the board connection terminals of the shield member, thereby miniaturizing the entire socket. Can be.

In the contact carrier used for the socket for attaching the electronic component, a plurality of contacts of the first type and the second type are alternately arranged in a row, and each contact of the carrier plate has a strip shape through a connecting arm. The contact is integrally formed at the edge portion, and the connecting arm portion is integrally provided at a position opposite to the position at which the substrate connecting terminal at the tip of the supporting piece portion of each of the contacts is formed to protrude so that the contact can be separated from the carrier. In this case, the terminal part can be detached without bending or injuring. Since the contact terminal group has a large distance, the cutting blade can be appropriately attached to the connecting arm when separating the contact from the carrier.

Claims (3)

A housing including an electronic component accommodating part in which all or a part of the electronic component is accommodated; A contact fixed to the housing and having a contact portion electrically connected to the electronic component inserted into the electronic component accommodating portion; A shield member made of a conductive metal plate covering the outer circumference of the housing; Equipped, In the socket for an electronic component formed by connecting the board | substrate connection terminal of the said contact and the board | substrate connection terminal of the said shield member to the edge part of the said housing in linear form linearly, A plurality of contact terminal groups in which a plurality of board connection terminals of the contact are arranged are provided with a shield terminal installation interval for installing the board connection terminals of the shield member, and the shield terminal installation intervals between the contact terminal groups are within the shielding terminal installation interval. Arrange the connecting terminal for the board of the shield member A socket for attaching an electronic component, characterized by the above-mentioned. The method of claim 1, The contact has a support piece that is inserted into a contact support groove of the housing and is formed so as to protrude the connection terminal for the substrate at the tip of the support piece, The first type of contact formed with the substrate connecting terminal protruding at a position biased to one side in the width direction of the tip of the supporting piece portion, and the second type contact formed to protrude at a position biased to the other side in the width direction. Using a kind of contact, By arranging the two contacts alternately side by side at the same interval, the connection terminals for each of the adjacent boards which are adjacent to each other are alternately arranged in an access position and in an opposite position, and are separated from each other. A socket for mounting an electronic component comprising a board connection terminal of the shield member within the gap with the shield terminal mounting interval between the positional connection terminals for the substrate. A contact carrier for use in the socket for attaching an electronic component according to claim 2, The contacts of both the first type and the second type are arranged in a row in alternating numbers, Each contact is integrally molded at the edge of the band-shaped carrier plate through the connecting arm, A contact carrier integrally provided with the connection arm portion at a position opposite to a position at which the substrate connecting terminal at the tip of the support piece portion of each of the contacts is formed to protrude.

Images