CN102222825A

CN102222825A - Socket type connector

Info

Publication number: CN102222825A
Application number: CN2011100550192A
Authority: CN
Inventors: 浅井清
Original assignee: SMK Corp
Current assignee: SMK Corp
Priority date: 2010-04-19
Filing date: 2011-03-08
Publication date: 2011-10-19
Also published as: JP2011228082A; JP5067678B2

Abstract

The invention relates to a socket type connector. The socket type connector (101) has a cylindrical housing (106). An opening (109) is formed on a first end part of the housing (106). A contact (102) is fixed relative to the housing (106). The contact (102) has a first contact part (103) located in an internal space (111) formed in the housing (106) and a second contact part (104) located on the outer side of the housing (106). A shield which is equipped on the housing covers a second end part (108b) of the housing (106). A latch (105) which extends from the shield (107) along the external side surface of the housing (106) is equipped on the first end part (108a) side of the second contact part (104). The socket type connector can be equipped on a printed circuit wiring substrate without soldering.

Description

Socket-type connector

Technical field

The present invention relates to a kind ofly to be installed in printed wiring board, make that electronic device and the other side's connector etc. are chimeric, make and be electrically connected socket-type connector at printed wiring board.

Background technology

In the past, disclose and be installed in printed wiring board, make that electronic device and the other side's connector etc. are chimeric, make and to be electrically connected invention (for example, the connector for camera module use of patent documentation 1 record) at the socket-type connector of printed wiring board.

The connector for camera module use 10 of patent documentation 1 record is the following side assembling that guard shield 40 is entrenched in housing 20.Housing 20 remains two row shapes with decided interval with a plurality of contacts 1.Thus, the contact chip 4,6 of each contact 1 is positioned at each position that connects recess 26 and housing 20 outsides.Connector for camera module use 10 inserts the insertion reach through hole (first inserts penetrating part 91, second inserts penetrating part 96) that break-through is located at printed wiring board 90,95.Thus, contact 1 joins with the pad 92,97 that is connected that is located at insertion break-through peritreme portion.Again, the protection of extending from guard shield 40 is joined with being connected pad 93,94,98,99 with the protection that is located at insertion break-through peritreme portion with connecting portion 51,52,61,62.Between contact 1 and the connection pad 92,97, and protect with connecting portion 51,52,61,62 and protection and use between the connection pad 93,94,98,99, the soldering of use reflux connects.According to patent documentation 1, as mentioned above, connector for camera module use 10 can be installed in the surface of printed wiring board 90,95, also can be installed in the back side.

[patent documentation 1] TOHKEMY 2006-140111 communique (0035 paragraph, the 0037-0040 paragraph, Fig. 1, Fig. 5, Fig. 9)

But; in the connector for camera module use 10 of patent documentation 1 record; to around the connection pad 92,97 and the protection of extending be connected to printed wiring board at 90,95 o'clock with connecting pad 93,94,98,99 whole solderings, in printed wiring board and the device that is installed on it, have lowly problem of terminal bottom homogeneity (coplanarity).And, in order not make the bottom homogeneity of terminal low, must impose gold-platedly at contact etc., or form contact etc. with heat proof material.

Summary of the invention

The present invention puts in view of the above problems and makes, and its purpose is, does not carry out soldering, and socket-type connector is installed in printed wiring board.

To achieve these goals, the present invention proposes following technical scheme:

Socket-type connector of the present invention comprises:

(1) housing forms tubular, the first end opening;

(2) contact is provided with first contact site that is positioned at the inner space that above-mentioned housing forms, and second contact site that is positioned at above-mentioned hull outside, and above-mentioned relatively housing is fixed;

(3) guard shield covers the second end of above-mentioned housing, is installed in above-mentioned housing; And

(4) breech lock, the lateral surface from above-mentioned guard shield along above-mentioned housing extends, and is located at the above-mentioned first end side of above-mentioned second contact site.

The following describes effect of the present invention.

According to the present invention, if socket-type connector is inserted break-through to the insertion reach through hole that is located at printed wiring board from the first end side, then second contact site contacts with a side's of printed wiring board face, breech lock contacts with the opposing party's of printed wiring board face, and printed wiring board is sandwiched second contact site and breech lock.Therefore, do not carry out soldering, socket-type connector can be installed to printed wiring board.

Description of drawings

Fig. 1 sees the stereogram that is installed in the socket-type connector before the printed wiring board from the rear side of printed wiring board.

Fig. 2 is a stereogram of seeing the socket-type connector that is installed in printed wiring board from the rear side of printed wiring board.

Fig. 3 (a) is mounted in the plane graph of the socket-type connector of printed wiring board.Fig. 3 (b) is that the A of (a) is to view.Fig. 3 (c) is that the B of (a) is to view.

Fig. 4 is the stereogram of socket-type connector.

Fig. 5 is the exploded perspective view of socket-type connector.

Fig. 6 is that the C of Fig. 4 is to view.

Fig. 7 is that the D of Fig. 4 is to view.

The drawing reference numeral explanation:

101 socket-type connectors

102 contacts

103 first contact sites

104 second contact sites

105 breech locks

106 housings

107 guard shields

The 108a first end

The 108b the second end

109 openings

111 inner spaces

115 catch

Embodiment

Below, the example of the socket-type connector that present invention will be described in detail with reference to the accompanying is in following example, though to inscape, kind, combination, shape, configuration waits and has done various qualifications relatively, but these only exemplify, and the present invention is not limited thereto.

Referring to figs. 1 through Fig. 7 the present invention's one example is described.Fig. 1 sees the stereogram that is installed in the socket-type connector 101 before the printed wiring board 201 from the back side 201b side of printed wiring board 201.Socket-type connector 101 is roughly rectangular shape, overlooks to see and roughly be square shape.These socket-type connector 101 upper face side openings, camera module 301 are entrenched in the there.If camera module 301 is fitted to socket-type connector 101, a plurality of splicing ears 303 that then are exposed to the bottom surface 302 of camera module 301 contact with first contact site 103 (with reference to Fig. 3 (a)) of contact 102.

Socket-type connector 101 inserts break-through to the insertion reach through hole 202 that roughly is square shape that is located at printed wiring board 201 from the back side 201b side of printed wiring board 201, be installed in printed wiring board 201 (with reference to Fig. 2, Fig. 3 (a), Fig. 3 (b) and Fig. 3 (c)).At this printed wiring board 201, be provided with earthy pad (pad) 203 and signal pad 204.Earthy pad 203 be positioned at the surperficial 201a of printed wiring board 201 subtend of inserting reach through hole 202 two first limit 202a separately near.Signal with pad 204 the back side of printed wiring board 201 201b side be positioned at different with above-mentioned two first limit 202a, as the to insert reach through hole 202 two other second limit 202b separately near.Near each second limit 202b, equally spaced arrange nine signals pad 204.

Fig. 2 is a stereogram of seeing the socket-type connector 101 that is installed in printed wiring board 201 from the back side 201 sides of printed wiring board 201.Fig. 3 (a) is mounted in the plane graph of the socket-type connector 101 of printed wiring board 201.Fig. 3 (b) is that the A of Fig. 3 (a) is to view.Fig. 3 (c) is that the B of Fig. 3 (a) is to view.If socket-type connector 101 is installed in printed wiring board 201, then second contact site 104 of contact 102 contacts with pad 204 with signal.Thus, being entrenched in the splicing ear 303 of camera module 301 of socket-type connector 101 and the signal of printed wiring board 201 is electrically connected by contact 102 with pad 204.

Be provided with breech lock 105 in the side of socket-type connector 101.If socket-type connector 101 inserts break-through to inserting reach through hole 202 from the back side 201b side of printed wiring board 201, then breech lock 105 contacts with the edge portion that inserts reach through hole 202, deflection deformation, enter into the surperficial 201a side of printed wiring board 201, chimeric with surperficial 201a side, contact with earthy pad 203.Thus, second contact site 104 and breech lock 105 sandwich printed wiring board 201, do not carry out soldering, and socket-type connector 101 is installed to printed wiring board 201.

Fig. 4 is the stereogram of socket-type connector 101.Fig. 5 is the exploded perspective view of socket-type connector 101.With reference to Fig. 4 and Fig. 5 the each several part that constitutes socket-type connector 101 is described.Socket-type connector 101 comprises housing 106, contact 102, guard shield 107, and breech lock 105.

Housing 106 has the housing sidepiece 108 of tubular, is to overlook to see the tubular that is roughly square shape.Housing sidepiece 108 forms opening 109 at its first end 108a (end of the upper side of Fig. 4).The second end 108b (end of the lower side of Fig. 4) at housing sidepiece 108 is provided with housing bottom 110.Housing bottom 110 extends towards the cross-wise direction of housing sidepiece 108.

Housing sidepiece 108 and opening 109 form the inner space 111 of taking in camera module 301 (with reference to Fig. 1).Housing sidepiece 108 comprises spring portion 112, module latch 113, fitting projection 114, and catch 115.Spring portion 112 has elasticity, contacts with the side 304 (with reference to Fig. 1) of camera module 301.Module latch 113 enters the breech lock receiving opening 305 (with reference to Fig. 1) of the side 304 that is formed on camera module 301, prevents that camera module 301 breaks away from inner space 111.Fitting projection 114 is located on each face of an opposite 108c of housing sidepiece 108, and is outstanding towards the lateral direction of housing sidepiece 108.Catch 115 is from each face lower end (and being two ends, the left and right sides) of another opposite 108d of housing sidepiece 108, and is outstanding towards the lateral direction of housing sidepiece 108.Such housing sidepiece 108 carries out pressure processing as an example to sheet metal parts (for example nickeline), and hole portion 116 is set, and then, carry out pull and stretch processing and bending machining and form.

Contact 102 is that rubber-like metallic plate (for example copper alloy) is carried out pressure processing, and crooked its local formation overlooks and sees the rectangular shape that is elongated.Interior side direction towards this contact 102 extends first contact site 103 from an end of contact 102, and warpage erects.Again, second contact site 104 is outstanding from the other end of contact 102.Such contact 102 constitutes the part of housing bottom 110.Housing bottom 110 is as an example, make housing sidepiece 108 towards vertical direction, make opening 109 be positioned at the top, at the second end 108b, make 102 9 one row of contact, be arranged in two row, will be injected between housing sidepiece 108 and the contact 102 by the resin 117 (for example liquid crystal polymer resin) that heating and melting liquefies, and contact 102 each other, and its sclerosis is formed.At this moment, relatively, be arranged as and make the contact site 103 of winning be positioned at inner space 111 between its long limits of contact 102, make second contact site 104 be positioned at the outside of housing sidepiece 108.Like this, housing bottom 110 and housing sidepiece 108 are fastened to each other, become housing 106.Again, along the length direction of housing 106, catch 115 is positioned at the position identical with second contact site 104 of contact 102, or is positioned at the second end 108b side (also with reference to Fig. 6 and Fig. 7) of second contact site 104.In Fig. 5, discrete representation housing bottom 110 and housing sidepiece 108, this is for convenience of explanation, in fact, after resin 117 sclerosis, housing bottom 110 does not break away from housing sidepiece 108.

Guard shield 107 is installed in housing sidepiece 108, covers the second end 108b of housing sidepiece 108.Guard shield 107 with the tabular base portion 118 that roughly is square shape as basic.Cover portion 119 from a pair of edge 118a of portion of base portion 118 separately towards extending with base portion 118 equidirectionals.Cover portion 119 covers from second contact site 104 of the outstanding contact 102 of housing sidepiece 108, prevents that electromagnetism from harming (EMI).Again, side wall portion 120 is from another extending towards relative base portion 118 vertical direction separately the 118b of edge portion of base portion 118.Each side wall portion 120 is provided with two embedded holes 121.The fitting projection 114 that is located at housing sidepiece 108 embeds embedded hole 121.

Breech lock 105 respectively is provided with two at each side wall portion 120.Breech lock 105 forms return portion 122, rake 123, and substrate contacts portion 124.Return portion 122 is outstanding towards the top.Rake 123 from return portion 122 towards the below and leave side wall portion 120 directions and extend.Substrate contacts portion 124 extends towards side wall portion 120 from the lower end of rake 123.

Such guard shield 107 carries out pressure processing as an example to sheet metal parts (for example nickeline), and then, carry out warpage and be processed to form.At this moment, the base portion 118 at guard shield 107 also is provided with flank 125.Flank 125 is strengthened guard shield 107.

Fig. 6 is that the C of Fig. 4 is to view.Fig. 7 is that the D of Fig. 4 is to view.Guard shield 107 makes relatively and from the installation of the second end 108b side, makes fitting projection 114 be fitted to embedded hole 121 by the housing 106 that resin 117 sclerosis form, is installed in housing 106.Thus, breech lock 105 extends along the lateral surface of housing sidepiece 108.And the substrate contacts portion 124 of breech lock 105 is positioned at the first end 108a side of second contact site 104 of contact 102.

With reference to Fig. 1, Fig. 2, Fig. 3 (b) and Fig. 3 (c).When the socket-type connector 101 of above-mentioned assembling is installed in printed wiring board 201, socket-type connector 101 is if insert break-through to inserting reach through hole 202 from the back side 201b side of printed wiring board 201, then second contact site 104 and signal are with pad 204 Elastic Contact, and the substrate contacts portion 124 of breech lock 105 contacts with earthy pad 203.At this moment, breech lock 105 is interfered from the socket-type connector 101 that surperficial 201a moves by side to back side 201b side with desire.Again, second contact site 104 is interfered from the socket-type connector 101 that back side 201b moves by side to surperficial 201a side with desire.Thus, second contact site 104 and breech lock 105 sandwich printed wiring board 201.

Have, catch 115 is positioned at the back side 201b side of printed wiring board 201 again.Catch 115 is interfered from the socket-type connector 101 that back side 201b moves by side to surperficial 201a side with desire, prevents that this socket-type connector 101 breaks away to surperficial 201a side from inserting reach through hole 202.

Catch 115 is not limited in the position described in the above-mentioned example, also can certain is outstanding from four lateral surfaces at housing 106.Have, this catch 115 also can be connected to form with housing sidepiece 108 by feasible catch 115 as another parts except being processed to form by warpage from housing sidepiece 108 again.

Again, in above-mentioned example, second contact site 104 and breech lock 105 sandwich printed wiring board 201, but, in order to make socket-type connector 101 relative printed wiring boards 201 more reliable, also can be coated with solder pastes at earthy pad 203 and signal with pad 204 in advance, under this state socket-type connector 101 be inserted break-through to inserting reach through hole 202, installation refluxes auxiliaryly.This occasion as solder paste, uses the low person of heat resisting temperature just enough.

Again, in above-mentioned example, the end that breech lock 105 ties up to guard shield 107 is processed to form by warpage, still, also breech lock 105 can be made as different parts with guard shield 107.

Certainly, the electronic device that is installed in socket-type connector 101 is not limited to camera module 301.

Above-mentioned each embodiment is suitable for implementing a specific example of the present invention, but not comes in view of the above technical scope of the present invention is carried out determinate explanation.That is, under the situation that does not break away from spirit of the present invention or purport, the present invention can implement with various other forms.

Claims

1. socket-type connector comprises:

Housing forms tubular, the first end opening;

Contact is provided with first contact site that is positioned at the inner space that above-mentioned housing forms, and second contact site that is positioned at above-mentioned hull outside, and above-mentioned relatively housing is fixed;

Guard shield covers the second end of above-mentioned housing, is installed in above-mentioned housing; And

Breech lock, the lateral surface from above-mentioned guard shield along above-mentioned housing extends, and is located at the above-mentioned first end side of above-mentioned second contact site.

2. socket-type connector according to claim 1 is characterized in that:

Further comprise catch, along the length direction of above-mentioned housing, this catch with the above-mentioned second contact site same position, or the above-mentioned the second end side of above-mentioned second contact site, outstanding from the outer peripheral face of above-mentioned housing.