CN2383231Y - Electric connector - Google Patents

Abstract

The utility model relates to an electric connector which is used to receive a chip module and join the electric property of the chip module with the circuit board. The utility model comprises a base provided with a base hole groove and a terminal accommodating groove, and a cover body which is arranged on the base and can slide relatively to the diagonal line of the base. The cover body is provided with a columnar cover hole and a terminal through hole corresponding to the terminal accommodating groove of the base. The utility model is characterized in that the base hole groove of the base and the cover hole of the cover body are provided with a drive device which comprises a driving part and a driven part which are accommodated respectively in the base hole groove and the cover hole. The diameter and the setting of the driving part and the driven part are all different. The drive device can be rotated moderately by the assistance of the tool to drive the cover body to generate slide relatively to the base.

Description

Electric connector

The utility model is a kind of electric connector, is meant that especially a kind of to have drive unit and this a drive unit assembling volume little, can dwindle to take and the electric connector of operating space.

Because notebook computer etc. is instrument in vogue with oneself, computer miniaturization, slimming trend are more obvious.For the convenience of carrying, the notebook computer volume constantly diminishes, so will make the inner space of computer become crowded to capacity inevitably, therefore circuit elements design also becomes extremely important on the motherboard, many elements must structurally be constantly brought forth new ideas, to meet the trend of computer miniaturization, slimming.Be used for accepting electric connector structure as wafer module etc. in the prior art as Taiwan patent application the 82214483rd, No. 83200106 etc. case discloses, these electric connectors that have now in order to the wafer module of carrying and computer have generally comprised insulator foot, sliding component, terminal and drive member, wherein insulator foot is provided with several and runs through its surperficial terminal hole, the then corresponding lid of sliding component is put the side at insulator foot, and corresponding terminal hole is provided with several through holes on it, when it is gone up for the bearing of dress wafer module its current-carrying part is passed through, and it is further stretched in the terminal hole connect with in good time and terminal.Then comprise the hinge portion, drive parts such as bent axle and actuating arm as for drive member, this hinge portion is articulated in the side between insulator foot and the sliding component, and it suitably partly is provided with the driving bent axle, and also hanging down outside an end of hinge portion then protrudes from is provided with actuating arm.Borrow the promotion actuating arm to make driving bent axle serves as that axle rotates with this hinge portion, can promote sliding component, change the relative position between itself and the insulator foot, in this process, the wafer module current-carrying part of bearing on sliding component will be by the state that originally was contained in the terminal hole not with the terminal butt, with sliding component slide to terminal and with the butt conducting, and produce so-called zero insertion force (Zero InsertionForce, winding ZIF).But, existing structure is because the length of actuating arm is bigger, and vertically accept in addition start of surface at insulator foot, therefore when the operation actuating arm rotates, can take insulator foot accept more than the surface than large space, and its bigger operation amplitude again very easily with the mutual interference and collision of other electron component, therefore the spatial limitation that is difficult to overcome is arranged, when less main frame as notebook computer is inner in the space, then will inevitably influence dwindling of notebook computer volume, therefore do not meet the development trend of notebook computer thin typeization, if and directly actuating arm is shortened, influence function with possibly producing enough moment, and can not solve the problem that takies volume at all.

The purpose of this utility model is to provide a kind of electric connector, and the volume that the drive unit that this electric connector utilized takies is less, and operation do not take the space beyond original volume during start separately, is arranged on other contiguous electronic components and be unlikely to conflict.

The purpose of this utility model is achieved in that this electric connector comprises the pedestal of tool rectangle seat hole slot, this hole slot is provided with perpendicular to the pedestal diagonal, and this pedestal is provided with terminal containing slot can make the terminal of wafer module pass through, in addition, winding has the lid in tool terminal through-hole and lid hole on the pedestal, it is characterized in that: in the space that pedestal seat hole slot and cover cap hole are surrounded, be provided with drive unit, comprise being housed in respectively and cover hole and interior initiative part and the follower of seat hole slot, this drive unit can be controlled instrument auxiliary appropriateness down rotation and order about the relative pedestal slippage of lid at other, can guarantee that electric connector electric connection effect effectively reduces drive unit simultaneously and takies and the operating space in electric connector.

According to above-mentioned feature, wherein the appropriate position is provided with an annular groove on the initiative part, its can for one not the elastic ring of complete closed be embedded thereon, wherein the external diameter of elastic ring is greater than the external diameter of initiative part, when drive unit is controlled under the instrumental purpose when driving lid and moving with respect to pedestal at other, this elastic ring can be borrowed and acts on the pressure of initiative part and this elastic ring closely is pressed on the end of the contiguous drive unit of lid, to prevent that it is to away from the perk of pedestal direction.

Advantage of the present utility model is: can effectively reduce drive unit taking and the operating space in electric connector.

Below in conjunction with drawings and Examples the utility model is further described.

Fig. 1 is a three-dimensional exploded view of the present utility model.

Fig. 2 is the amplification stereogram of the utility model drive unit.

Fig. 3 is a three-dimensional combination figure of the present utility model.

Fig. 4 be Fig. 3 along A-A to partial sectional view.

Fig. 5 is the three-dimensional exploded view of the utility model second embodiment.

Fig. 6 is the three-dimensional combination figure of the utility model second embodiment.

Fig. 7 be Fig. 6 along B-B to partial sectional view.

See also shown in Figure 1, the utility model 1 is made up of members such as pedestal 2, lid 3, terminal 4 and drive units 5, wherein pedestal 2 is the square body on a plane, it is provided with several terminal containing slots 21 that run through upper and lower surface, and one of them corner of this square base 2 stretches out and is provided with platform part 22, is provided with a hole slot 221 perpendicular to the pedestal diagonal on this platform part 22.On middle part " V " v notch v 23 of all lateral edges of pedestal 2 and two diagonal angle ends adjacent, be respectively equipped with sliding shoe 24 with platform part 22.

Please continue to consult shown in Figure 1, but lid 3 also is the planar square body of a winding on described pedestal 2, terminal containing slot 21 of corresponding pedestal 2 is provided with the terminal through-hole 31 of respective number on it, and lid 3 side parallel with circuit board then is used for bearing wafer module (not shown).In addition, also extend corresponding to the corner of the platform part 22 of pedestal 2 at lid 3 and to be provided with another platform part 32, this platform part 32 is provided with covers hole 321, and the aperture in its middle cover hole 321 is greater than the width of seat hole slot 221, but matching seat hole slot 221 common ccontaining drive units 5 (back detailed description).The sliding shoe 24 of corresponding pedestal 2 is provided with several projections 33 on the lid 3, and these projections 33 are parallel to lid 3 cornerwise sides and all offer sliding tray (not label), and the sliding shoe 24 of described pedestal 2 can be plugged in this sliding tray and therein and slide.

Please cooperate consult shown in Figure 2, this drive unit 5 is linked to each other with follower 52 one by initiative part 51 and forms, wherein the diameter of initiative part 51 is less than follower 52, and the suitable distance of central axis of the center axis deviation follower 52 of initiative part 51, this initiative part 51 and follower 52 can be housed in respectively in the lid hole 321 of seat hole slot 221 and lid 2 of pedestal 2, and can be relatively this hole slot 221 and lid hole 321 turns, and initiative part 51 does not fill up and covers hole 321 and leave mobilizable leeway.Be provided with and install wherein turn groove 511 for general screwdriver (not shown) at the apical margin of initiative part 51.

See also shown in Figure 3 again, during electric connector 1 assembling, the follower 52 of drive unit 5 is placed in the present hole slot 221, now with lid 3 cover caps on pedestal 2, and the initiative part 51 that makes drive unit 5 is set in and covers in the hole 321, and the sliding shoe 24 of pedestal 2 was plugged in this sliding tray and therein and slided this moment.

See also shown in Figure 4, during operation, screwdriver or other instruments (not shown) are inserted in the turn groove 511 of drive unit 5 initiative parts 51, and borrow suitable turn moment and drive unit 5 beginning off normals are rotated, because the pedestal 2 of electric connector 1 is to be welded on the circuit board (not shown) by the spherical scolding tin material (not shown) that is contained in the terminal 4 in it and is connected to terminal 4 ends, therefore to can be considered relative fixed motionless for this pedestal 2, and the aperture of the seat hole slot 221 of the lid hole 321 of lid 3 and pedestal 2 matches with the initiative part 51 of drive unit 5 and the aperture of follower 52 respectively, so drive unit 5 starts will impel lid 3 to carry out slippage with respect to pedestal 2.According to above-mentioned structural feature, complex components such as the drive unit 5 no existing actuating arms of this electric connector 1, thereby volume reduces greatly, and can not interfere and collide with other electronic components because of the operation actuating arm, thereby saved big quantity space, and can utilize instrument to operate, have good operability.

See also Fig. 5, Figure 6 and Figure 7, schematic diagram for the utility model second embodiment drive unit, itself and drive unit 5 shown in Figure 2 are basic identical, include the initiative part 510 and the follower 520 that can be contained in pedestal 2 and lid 3 respectively, difference is that these drive unit initiative part 510 protruding parts that are exposed to lid 3 outer surfaces are provided with an annular groove 53 near lid 3 places, it can cooperate the elastic ring 54 of a nested tool breach 541, the external diameter of this elastic ring is greater than the external diameter of initiative part, in the turn groove 5110 of screwdriver or other instruments insertion drive unit 5 initiative parts 510, when making drive unit 5 drive lid 3 with respect to pedestal 2 slippages, this elastic ring 54 can be borrowed and acts on the pressure of this initiative part 510 and it is closely pressed put on an end of lid 3 contiguous drive units 5, in case it is to away from pedestal 2 direction perks.

Claims (5)

1. electric connector, be used to provide the electric connection between wafer module current-carrying part and circuit board, it includes: the pedestal of several terminal containing slots of tool, correspondence is arranged on the pedestal and can produces with respect to pedestal and is parallel to the lid of pedestal strike slip and is housed in conducting terminal in the pedestal, it is characterized in that: be provided with at least on this pedestal one with the pedestal diagonal perpendicular the seat hole slot, on the position of lid, run through respectively and be provided with through hole and lid hole corresponding to pedestal terminal containing slot and seat hole slot, the aperture in its middle cover hole is different from the width of pedestal seat hole slot, be provided with drive unit at the seat hole slot of pedestal and the Gai Kongzhong of lid, it comprises being housed in respectively and covers in hole and the seat hole slot and the initiative part and the follower that are provided with in the off normal mode, described drive unit is arranged on the side of electric connector, can make lid produce the displacement that is parallel to pedestal configuration trend with respect to pedestal under instrument is handled.

2. electric connector as claimed in claim 1 is characterized in that: described initiative part and follower are interconnective two cylinders.

3. electric connector as claimed in claim 1 is characterized in that: the appropriate position is provided with the card locking mechanism on the described drive unit.

4. electric connector as claimed in claim 3 is characterized in that: the card locking mechanism comprises an annular groove that is arranged on the close lid place of initiative part, and it can cooperate nested one ostiolate elastic ring, and the external diameter of this elastic ring is greater than the external diameter of initiative part.

5. electric connector as claimed in claim 4 is characterized in that: the lid hole internal diameter of the external diameter of initiative part and basic lid matches, and the external diameter of follower then matches with the groove width of seat hole slot.

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