CN101222091B - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN101222091B CN101222091B CN2007103058593A CN200710305859A CN101222091B CN 101222091 B CN101222091 B CN 101222091B CN 2007103058593 A CN2007103058593 A CN 2007103058593A CN 200710305859 A CN200710305859 A CN 200710305859A CN 101222091 B CN101222091 B CN 101222091B
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- Prior art keywords
- substrate
- contact
- contact site
- arm
- rotation
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Abstract
Provided is an electric connector capable of conveying two kinds of signals synchronously and maintaining excellent electric connection as well as installing a substrate simply even though operating space is less. The electric connector includes: a plurality of first contact parts, having first contacts abutting on each of a plurality of terminals on a surface of the substrate in a line separately for conveying first signals; a plurality of second contact parts, having second contacts abutting on each of a plurality of terminals on the other surface of the substrate in a line separately for conveying second signals; a pair of arms, for ensuring the substrate to rotate towards vertical direction when inserting the substrate sideling relative to the opening direction of a receiving groove, and making two sides abutting on the substrate to extend towards the longer side direction when each terminal setting on the two surfaces abutting on each first contact and each second contact separately, and rebounding the two sides under the state of the substrate being vertical to supporting the substrate; as well as a rotation limiting part, for restraining the rotation of the substrate towards rotation direction.
Description
Technical field
The present invention relates to possess on the two sides with predetermined space and be arranged in the electric connector that the substrate of a plurality of terminals of an end is electrically connected.
Background technology
Notebook personal computer (PC), Desktop PC, printer etc. comprise: the memory of stored routine, and the CPU (CPU) that this program is read and carries out.CPU is installed in for installing and serves as on substrate part, that be called as motherboard of the function of tonic chord, and memory is connected via electric connector as memory module.
Memory module, monolateral contact memory module), and on two faces, possess DIMM (the Dual In-Line Memory Module: bilateral contact memory module) of a plurality of terminals a plurality of terminals are arranged in an end of substrate with predetermined space, only have (Single In-Line MemoryModule: at the SIMM that possesses a plurality of terminals on the face.
Electric connector is to be used for each part on memory module and the motherboard is electrically connected and is installed on the motherboard.For example, in notebook type PC,, use zero insertion force (ZIF:Zero Insertion Force) type slot mostly as the connector that is used for the connected storage module.ZIF type slot is as described below: from the direction that tilts with respect to this slot memory module is inserted and with memory module towards below when pushing, the buckle at two ends of being located at the long side direction of slot can open towards foreign side with the dual-side butt of memory module, memory module enters to the downside of buckle, the following fastening of buckle on the surface of the dual-side of memory module, and is located memory module (reference example such as patent documentation 1 to 3).Because its thinner thickness of notebook type PC, be parallel memory module could be installed only, so adopt this form with respect to motherboard.The slot of this form because the parallel memory module that is installed on the motherboard occupies the presumptive area of motherboard, therefore has the shortcoming that other part can't be installed in this presumptive area.
In Desktop PC or printer, mostly use from being that the buckle that jut was inserted, will be possessed to vertical direction with memory module is embedded in the groove (notch) of memory module and the type of being located with respect to motherboard, wherein this jut is located at the two ends of the long side direction of connector, and chimeric with the groove of the dual-side of being located at memory module.Because the connector of this form can not occupy zone on the motherboard because of memory module, therefore compared to the motherboard of notebook type PC, if the part of equal number just can dwindle the size of motherboard,, then more part can be installed if be the motherboard of identical size.In addition, the connector of this form forms: only insert memory module from above-mentioned vertical direction, the insertion end of memory module is connected to the end of buckle outstanding in slot, buckle rotates along with the insertion of memory module, thereby the jut of buckle is embedded in the groove of memory module automatically and fixes.Therefore, installing is simple, and memory module can pull-off, can obtain excellent electrical property and connect.
Patent documentation 1: No. 3320361 communique of Japan Patent
Patent documentation 2: TOHKEMY 2002-319452 communique
Patent documentation 3: TOHKEMY 2001-110532 communique
Connector in the past, for the substrate that will possess a plurality of terminals on the two sides is electrically connected, will be relative with a plurality of contact sites that a plurality of terminals of each face connect to setting, but these contact sites only transmit a kind of signal, but not transmit 2 kinds of signals simultaneously.Carry out image processing when one side and simultaneously carry out the document making, when 2 kinds of processing requirements are arranged simultaneously, in connector in the past,, therefore can't handle 2 kinds of requirements simultaneously owing to only can transmit a kind of signal.
Be used in the above-mentioned connector of Desktop PC, printer, though more part can be installed on the motherboard, and can install substrate simply, but in the insertion of substrate, terminal contacts with the contact of contact site, when being sharp-pointed contact, the coating of terminal can peel off, and has the problem that makes the terminal corrosion.Though can with relatively to terminal and the interval between the contact widen as far as possible, coating can not peeled off, when being subjected to vibration and waiting, terminal separates easily with the contact, can't keep excellent electrical property and connect.
In addition, when from parallel with motherboard and during with respect to vertical certain the external power of directive effect of the long side direction of connector, the substrate that is inserted can tilt, can produce contact site be located at one on the face the terminal butt but not with the state of the terminal butt of being located at another face.Also can't keep excellent electrical property this moment connects.
Moreover, according to the difference of device, have the space that before inserting, substrate is erected and be configured or make space that buckle rotates towards foreign side from the two ends of the long side direction of connector situation fully inadequately.Under this kind situation, can't adopt above-mentioned connector.
Summary of the invention
Even thereby be desirable to provide and a kind ofly can transmit 2 kinds of signals simultaneously, can keep that excellent electrical property connects and working space more still can be installed the electric connector of substrate simply.
The inventor is through scrutinizing, found that, by being made as following structure: to substrate is improved with respect to motherboard ZIF type connected horizontally slot, vertically connect with respect to motherboard, and transmit the 1st signal by a plurality of the 1st contact sites that connect with a plurality of terminals of being located on the face, transmit the 2nd signal by a plurality of the 2nd contact sites that connect with a plurality of terminals of being located on another face, and then, be provided for the rotation restrictor of the rotation of restricting substrate; Even inadequately fully the time, still can install simply for the working space of installing substrate, even when being subjected to external force, still can keep contacting of terminal and contact site, contact thereby can keep excellent electrical property, can transmit 2 kinds of signals simultaneously.Above-mentioned problem can be resolved by electric connector of the present invention is provided.
That is, according to the present invention, provide a kind of electric connector, it is used for being electrically connected possess the substrate that is arranged in a plurality of terminals of an end with predetermined space on the two sides, comprising:
A plurality of the 1st contact sites possess respectively and each the 1st contact that connects that is arranged in the described a plurality of terminals on the face, can transmit the 1st signal; The 1st contact site comprises: the 1st contact, and it is outstanding in accommodating groove described later, and is made as most advanced and sophisticated tiny shape; Arm, it is connected in the 1st contact, and has elasticity; Inserting part, it is chimeric with the contact site installing groove of being located at support described later; And foot, it is welded in the contact that is located on the motherboard, and court extends in the opposite direction with the side that give prominence to the 1st contact;
A plurality of the 2nd contact sites possess respectively and each the 2nd contact that connects that is arranged in the described a plurality of terminals on another face, can transmit the 2nd signal; The 2nd contact site also comprises arm, inserting part, the foot identical with the 1st contact site;
The 1st contact of the 1st contact site is relative in skew half pitch mode with the 2nd contact of the 2nd contact site, and the 1st contact of the 1st contact site is different with the 2nd contact height position of the 2nd contact site;
Support, it possesses: accommodating groove is used to take in the described end of described substrate; A plurality of contact sites installing grooves, be used to make each described the 1st contact site relative with each described the 2nd contact site to and installed; And arm installing groove, a pair of arm that is used for supporting described substrate is installed in the two ends of long side direction;
Described a pair of arm, be made as along with towards front end and mutual approaching shape, inserting, making described substrate when the direction that erects is rotated and make each described terminal of being located at the two sides be connected to described the 2nd contact of each described the 1st contact and each obliquely with respect to the opening direction of described accommodating groove described substrate, be connected to the dual-side of described substrate and open towards described long side direction, under the state that described substrate erects, restore and the back side of butt substrate to support described substrate; And
Rotation restrictor has supporting surface, and the surperficial butt of this supporting surface and substrate is used to limit the rotation towards rotation direction of described substrate;
Described rotation restrictor possesses the insertion section of inserting the hole of being located at this substrate with the rotation of described substrate, described insertion section can be from the mode fastening of described accommodating groove pull-off with described substrate, the insertion section, be located at and be located at the position of location matches in the hole of substrate, and be made as the shape that can insert this hole, and be made as from the direction that tilts with substrate insert the stage of accommodating groove 41, not with the length of substrate contacts.
The rotation restrictor that possesses above-mentioned insertion section can constitute the part of support, also can form continuously with arm.
By electric connector of the present invention is provided, even inadequately fully the time, still can install substrate simply for the working space of installing substrate, even and when being subjected to external force, still can keep excellent electrical property and connect, can transmit 2 kinds of signals simultaneously.Owing to can transmit 2 kinds of signals simultaneously, therefore can handle 2 kinds of requirements simultaneously.
Description of drawings
Fig. 1 (a) and (b) are the figure of illustration memory module.
Fig. 2 (a)～(c) is the figure of the 1st execution mode of demonstration electric connector of the present invention.
Fig. 3 (a) and (b) are the cutaway view of electric connector shown in Figure 2.
Fig. 4 (a) and (b) are the figure of the 2nd execution mode of demonstration electric connector of the present invention.
Fig. 5 (a) and (b) are the figure of the 3rd execution mode of demonstration electric connector of the present invention.
Symbol description
10: terminal 11: substrate
12: 20: the 1 contact sites of semiconductor memory chips
The contact 22 in 21: the 1: arm
23: inserting part 24: foot
31: the 2 contacts of 30: the 2 contact sites
32: arm 33: inserting part
34: foot 40: support
41: accommodating groove 42: contact site installing groove
50: arm 51: rotation restrictor
52: the insertion section
Embodiment
Present invention will be described in detail with reference to the accompanying, but the present invention is not limited to illustrated execution mode.At first, simple declaration is connected in the substrate of electric connector of the present invention.Fig. 1 can be used as the figure of the memory module of substrate use for illustration.Fig. 1 (a) is the figure of a face of illustration, and Fig. 1 (b) is the figure of illustration as another face at its back side.Memory module shown in Figure 1 is for possessing the DIMM that is arranged in a plurality of terminals 10 of an end with predetermined space on the two sides, each terminal 10 is connected with a plurality of semiconductor memory chips 12 on being installed on substrate 11.
Each terminal 10 of memory module with a plurality of contact site butts of being located at connector described later, and electrically connects with parts such as CPU on the motherboard by a plurality of contact sites, transmits signal or transmits signal towards this part from this part.A plurality of terminals are with for example about 0.5mm narrow and small spacing arrangement at interval.Each terminal has conductivity, and implements gold-plated etc. plating and can not cause corrosion because of oxidation etc.Semiconductor memory chips 12 are used to store the data that transmitted via each terminal 10.
With reference to Fig. 2 to Fig. 4 electric connector of the present invention is described.Fig. 2 shows the 1st execution mode of electric connector, and Fig. 3 shows the cutaway view of electric connector shown in Figure 2, and Fig. 4 shows the 2nd execution mode of electric connector, and Fig. 5 shows the 3rd execution mode of electric connector.
Fig. 2 (a) shows the vertical view of expression the 1st execution mode, Fig. 2 (b) shows front view, Fig. 2 (c) shows end view, Fig. 3 (a) shows the cutaway view that the cut-out line A-A by the front view shown in Fig. 2 (b) is cut off, and Fig. 3 (b) shows the cutaway view that the cut-out line B-B by the front view shown in Fig. 2 (b) is cut off.
Electric connector shown in Figure 2, being used for possessing on the two sides substrate that is arranged in a plurality of terminals of an end with predetermined space is electrically connected, it comprises: a plurality of the 1st contact sites 20, it is shown in Fig. 3 (a), possess respectively and each the 1st contact 21 that connects that is arranged in a plurality of terminals on the face, can transmit the 1st signal; And a plurality of the 2nd contact sites 30, it possesses respectively and each the 2nd contact 31 that connects that is arranged in a plurality of terminals on another face shown in Fig. 3 (b), can transmit the 2nd signal.
The 1st contact site 20 and the 2nd contact site 30 are made like this: copper coin that will have conductivity etc. is die-cut into reservation shape, and it is given gold-plated etc.The 1st contact site 20 comprises: the 1st contact 21, and it is outstanding in accommodating groove described later, and is made as most advanced and sophisticated tiny shape; Arm 22, it is connected in the 1st contact 21, and has elasticity; Inserting part 23, it is chimeric with the contact site installing groove of being located at support described later; And foot 24, it is welded in the contact that is located on the motherboard, and court extends in the opposite direction with the side that give prominence to the 1st contact 21.The 2nd contact site 30 also comprises arm 32, inserting part 33, the foot 34 identical with the 1st contact site 20 except that the 2nd contact 31.
The 1st contact 21 of the 1st contact site 20 and the 2nd contact 31 of the 2nd contact site 30, mutually relative in skew half pitch mode shown in Fig. 2 (a), shown in Fig. 3 (a) and (b), its height and position difference.This is to insert substrate in order not apply power ground from the direction that tilts with respect to the opening direction shown in the arrow C.In Fig. 3 (a), insert from the direction that tilts with the dotted line display base plate.After the insertion, applying power, is the center with an end of the substrate taken in, and substrate is rotated towards the direction that erects shown in the arrow D, makes each terminal and the 1st contact 21 and the 2nd contact 31 both sides' butts of substrate.In this mode, install owing to not being pressed into substrate, therefore do not have the situation of the plating exfoliation of terminal, the corrosion that can not produce terminal.
In addition, this electric connector comprises support 40, and this support 40 comprises: accommodating groove 41, and it is used to take in an end of substrate; A plurality of contact sites installing grooves 42, its be used to make each the 1st contact site 20 relative with each the 2nd contact site 30 to and installed; And arm installing groove, it is used for a pair of arm 50 of supporting substrate is installed in the two ends of the long side direction shown in the arrow E.
This electric connector further possesses a pair of arm 50, insert and make substrate when each terminal of being located at the two sides and each the 1st contact 21 and Ge Di 2 contacts 31 butts are rotated, made to the direction that erects shown in the arrow D in the direction that substrate is tilted from the opening direction of representing with arrow C with respect to accommodating groove 41, the dual-side butt of itself and substrate and opening towards the long side direction shown in the arrow E restores and supporting substrate under the state that substrate erects.This arm 50 can be by manufacturings such as rubber-like metal materials.A pair of arm 50, be set as along with towards front end and mutual approaching shape, at its contact substrate not of the stage that substrate is inserted in accommodating groove 41, be the center at a end with the substrate that is accommodated in accommodating groove 41, when substrate is rotated towards the direction that erects, it can open with the dual-side butt of substrate, when further rotating, substrate can be crossed the position of arm 50, thereby a pair of arm 50 is got back to the state before opening, with towards with the adjacent and supporting substrate in the back side of the substrate of the direction of direction of rotation.
In addition, this electric connector further possesses rotation restrictor 51, is used for rotating towards rotation direction of restricting substrate.Rotation restrictor 51 is connected with arm 50 and forms in execution mode shown in Figure 2, even it is to apply power to substrate, also the mode that can further not rotate limits.Thus,, also can prevent the bending of substrate, can keep being located at each terminal on two sides of substrate and the butt of the 1st contact 21 and the 2nd contact 31, can keep excellent electrical property and connect even there is certain masterpiece to be used for substrate.Rotation restrictor 51 shown in Figure 2 is formed by the metal material identical with arm 50, and possesses and make towards the surperficial butt of the substrate of rotation direction and rotate the supporting surface that stops.
Fig. 4 (a) shows the vertical view of expression the 2nd execution mode, and Fig. 4 (b) shows front view.In this 2nd execution mode, the formation difference of rotation restrictor 51 only, other formation is then identical with the 1st execution mode, so end view, cutaway view are identical with Fig. 2 (c), Fig. 3.
In execution mode shown in Figure 4, the rotation restrictor 51 that possesses insertion section 52 constitutes the part of support 40.Rotation restrictor 51 has the supporting surface that the rotation that is used to make substrate stops, and the shape in insertion section 52 and the hole of being located at substrate and size cooperate and be made as cylindric.
Fig. 5 (a) shows the vertical view of expression the 3rd execution mode, and Fig. 5 (b) shows front view.This 3rd execution mode is the formation difference of rotation restrictor 51 only also, and other formation is then identical with the 1st execution mode, so end view, cutaway view are identical with Fig. 2 (c), Fig. 3.
In the 3rd execution mode, the rotation restrictor 51 that possesses insertion section 52 is made of following parts: the support portion that forms, is used to make the substrate of rotation to stop with arm 50 continuously, and with this support portion and arm 50 continuous, rubber-like interconnecting parts.In this 3rd execution mode, insertion section 52, support portion, interconnecting part are formed by the metal material identical with arm 50.The plastic resin material of metal material when constituting support 40 a part of, its mechanicalness intensity is higher, therefore the diameter of insertion section 52 can be reduced, and also the diameter of being located at the hole of substrate can be reduced with this.
Yet metal material has owing to the danger that makes the real estate damage for the power that makes the substrate rotating effect.Therefore, the rubber-like interconnecting part is set, the power that is acted on is relaxed.
Hereto the present invention has been described with the accompanying drawing illustrated embodiment, but the present invention is not limited to the accompanying drawing illustrated embodiment, can append, change, delete other execution mode etc., those skilled in the art can think and scope in make change, no matter in any way, as long as play effect of the present invention and effect, then be contained in scope of the present invention.
Claims (3)
1. electric connector, it is used for being electrically connected possess the substrate that is arranged in a plurality of terminals of an end with predetermined space on the two sides, it is characterized in that, comprising:
A plurality of the 1st contact sites (20) possess respectively and each the 1st contact (21) that connects that is arranged in the described a plurality of terminals on the face, can transmit the 1st signal; The 1st contact site (20) comprising: the 1st contact (21), and it is outstanding in accommodating groove described later, and is made as most advanced and sophisticated tiny shape; Arm (22), it is connected in the 1st contact (21), and has elasticity; Inserting part (23), it is chimeric with the contact site installing groove of being located at support described later; And foot (24), it is welded in the contact that is located on the motherboard, and court extends in the opposite direction with the side that give prominence to the 1st contact (21);
A plurality of the 2nd contact sites (30) possess respectively and each the 2nd contact (31) that connects that is arranged in the described a plurality of terminals on another face, can transmit the 2nd signal; The 2nd contact site (30) also comprises the arm (32) identical with the 1st contact site (20), inserting part (33), foot (34);
The 1st contact (21) of the 1st contact site (20) is relative in skew half pitch mode with the 2nd contact (31) of the 2nd contact site (30), and the 1st contact (21) of the 1st contact site (20) is different with the 2nd contact (31) height and position of the 2nd contact site (30);
Support (40), it possesses: accommodating groove (41) is used to take in the described end of described substrate; A plurality of contact sites installing grooves (42), be used to make each described the 1st contact site (20) relative with each described the 2nd contact site (30) to and installed; And arm installing groove, a pair of arm (50) that is used for supporting described substrate is installed in the two ends of long side direction;
Described a pair of arm (50), be made as along with towards front end and mutual approaching shape, inserting, making described substrate when the direction that erects is rotated and make each described terminal of being located at the two sides be connected to each described the 1st contact (21) with each described the 2nd contact (31) obliquely with respect to the opening direction of described accommodating groove (41) described substrate, be connected to the dual-side of described substrate and open towards described long side direction, under the state that described substrate erects, restore and the back side of butt substrate to support described substrate; And
Rotation restrictor (51) has supporting surface, and the surperficial butt of this supporting surface and substrate is used to limit the rotation towards rotation direction of described substrate;
Described rotation restrictor (51) possesses the insertion section (52) of inserting the hole of being located at this substrate with the rotation of described substrate, described insertion section (52) can be from the mode fastening of described accommodating groove pull-off with described substrate, insertion section (52), be located at and be located at the position of location matches in the hole of substrate, and be made as the shape that can insert this hole, and be made as from the direction that tilts with substrate insert the stage of accommodating groove (41), not with the length of substrate contacts.
2. electric connector as claimed in claim 1 is characterized in that, possesses the described rotation restrictor of described insertion section, constitutes the part of described support.
3. electric connector as claimed in claim 1 is characterized in that, possesses the described rotation restrictor of described insertion section, forms continuously with described arm.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006354114A JP2008166102A (en) | 2006-12-28 | 2006-12-28 | Electric connector |
| JP354114/2006 | 2006-12-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101222091A CN101222091A (en) | 2008-07-16 |
| CN101222091B true CN101222091B (en) | 2011-10-26 |
Family
ID=39631750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007103058593A Expired - Fee Related CN101222091B (en) | 2006-12-28 | 2007-12-28 | Electric connector |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2008166102A (en) |
| CN (1) | CN101222091B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107331995A (en) * | 2017-03-31 | 2017-11-07 | 安费诺商用电子产品(成都)有限公司 | Small spacing high speed Orthogonal back panel connector |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3320361B2 (en) * | 1998-08-12 | 2002-09-03 | 株式会社クエイザーシステム | socket |
| CN2539301Y (en) * | 2002-03-12 | 2003-03-05 | 莫列斯公司 | Edge clamping connector |
| CN2567815Y (en) * | 2002-09-11 | 2003-08-20 | 金胜电子股份有限公司 | Connector for memory card |
-
2006
- 2006-12-28 JP JP2006354114A patent/JP2008166102A/en active Pending
-
2007
- 2007-12-28 CN CN2007103058593A patent/CN101222091B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3320361B2 (en) * | 1998-08-12 | 2002-09-03 | 株式会社クエイザーシステム | socket |
| CN2539301Y (en) * | 2002-03-12 | 2003-03-05 | 莫列斯公司 | Edge clamping connector |
| CN2567815Y (en) * | 2002-09-11 | 2003-08-20 | 金胜电子股份有限公司 | Connector for memory card |
Non-Patent Citations (1)
| Title |
|---|
| JP平3320361B2 2002.09.03 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101222091A (en) | 2008-07-16 |
| JP2008166102A (en) | 2008-07-17 |
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