CN201252245Y - Electric connector - Google Patents

Abstract

The utility model relates to an electric connector. With the electric connector, a wafer module can be electrically connected with a printing circuit board. The electric connector comprises an insulation main body, a connection device that is arranged on the printing circuit board and is arranged on one end of the insulation main body, and a pressing plate with one end being pivotally connected with the connection device to be pushed against the wafer module, wherein, the other end of the pressing plate is provided with a tongue part, and the tongue part is provided with a through groove; and the electric connector also comprises a knob that is arranged on the printing circuit board. When the knob stays at the opening position, the through groove of the tongue part of the pressing plate can be allowed to pass; and when the knob is driven to rotate for an angle to the closing position, the knob is blocked on the upper surface of the tongue part of the pressing plate, thereby closing the pressing plate. The electric connector simplifies the structure of the electric connector, and reduces the production cost.

Description

Electric connector

[technical field]

The utility model is about a kind of electric connector, refers to a kind of electric connector of wafer module to the printed circuit board (PCB) that electrically connect especially.

[background technology]

Integrated application along with systems technologies such as multimedia, communication and computers, no matter desktop computer or mobile computer, its function from strength to strength, the design of main frame is also more complicated, the speed that updates is also accelerated day by day, for adapting to this development trend, industry generally adopts electric connector to electrically connect the wafer module to printed circuit board (PCB), is convenient to maintenance and renewal like this.

A kind of electric connector relevant with the utility model comprise insulating body, be contained in plurality of conductive terminals in the insulating body, be around in the insulating body outside the metal reinforced sheet, be articulated in metal reinforced sheet one end and be used to compress the pressing plate of wafer module, and be articulated in the driving lever that the other end of metal reinforced sheet can fasten with pressing plate.Described electric connector uses driving lever to fasten pressing plate, so needs to keep certain space on the printed circuit board (PCB) to driving lever, and can't finely satisfy the electric connector trend of miniaturization development day by day; In addition, need to be provided with structure fixing and the pivot joint driving lever on the metal reinforced sheet, this makes that the structure of metal reinforced sheet is also comparatively complicated, and processing and manufacturing is cumbersome.

In addition, the TaiWan, China patent announcement has disclosed a kind of electric connector that is assembled on the printed circuit board (PCB) No. 282369, and it comprises: leading edge be provided with screw underframe, can raise and cover and be articulated in the press box and the set bolt of underframe.The press box leading edge is provided with perforation.Set bolt is combined in the perforation of press box leading edge by pad.When press box covered, set bolt can be screwed in the screw of underframe, and press box is compressed on the wafer module, and the wafer module stably is fixed on this electric connector.The electric connector of this prior art needs underframe to be connected with press box, thereby makes the structure of electric connector comparatively complicated, and in addition, underframe is generally metal material and makes, and cost is higher.

Mirror is necessary to provide a kind of improved electric connector, to overcome the defective that described electric connector exists in fact at this.

[utility model content]

The purpose of this utility model is to provide a kind of electric connector, and this electric connector can be saved the configuration space on the printed circuit board (PCB) and can reduce the manufacturing cost of electric connector.

For solving above technical problem, the utility model adopts following technical scheme: a kind of electric connector, can electrically connect the wafer module to printed circuit board (PCB), it comprises that insulating body, group are located on the printed circuit board (PCB) and the jockey, the end that are positioned at insulating body one end is articulated in the pressing plate that is used to compress the wafer module on the described jockey, the other end extension of pressing plate is provided with tongue, and tongue is provided with groove; Described electric connector also comprises the knob that can be contained in advance on the printed circuit board (PCB); When knob is in the enable possition, but the groove of supply plate tongue passes; Drive knob makes it turn over certain angle and then is fastened on pressing plate tongue upper surface, thus closed pressing plate.

The prior art relevant with the utility model relatively the utlity model has following advantage: saved electric connector taking up room on printed circuit board (PCB); Also simplify simultaneously the structure of electric connector, reduced the manufacturing cost of electric connector.

[description of drawings]

Fig. 1 is the three-dimensional exploded view of the utility model electric connector and printed circuit board (PCB).

Fig. 2 is the stereogram that the utility model electric connector is installed on printed circuit board (PCB), and wherein knob is in the enable possition.

Fig. 3 is the stereogram that the utility model electric connector is installed on printed circuit board (PCB), and wherein knob is in the close position.

Fig. 4 is the stereogram of knob in the electric connector shown in Figure 1.

[embodiment]

Below in conjunction with graphic and specific embodiment the utility model electric connector 100 is described further.

See also Fig. 1 to shown in Figure 4, it has disclosed the utility model electric connector 100, it is used for wafer module (not shown) is fixed to printed circuit board (PCB) 1, it comprise the insulating body 2 that contains plurality of conductive terminals (not shown), group be located on the printed circuit board (PCB) 1 and be positioned at insulating body 2 one sides jockey 4, be articulated in pressing plate 3 and the group that jockey 4 one ends are used to compress wafer module (not shown) and be located at the knob 5 that pressing plate 3 free ends are used to fasten pressing plate 3.

Insulating body 2 is installed on the printed circuit board (PCB) 1, its roughly rectangular structure, and it comprises the resettlement section 20 that is provided with plurality of terminals accepting groove (not shown) and is located at resettlement section 20 sidewall 21 all around.Insulating body 2 one group of relative sidewall 21 are provided with pick-up slots 22 in the centre position, be convenient to take off wafer module (not shown).

Jockey 4 is bent to form by the metal material integrated punching.Jockey 4 is fixed on the printed circuit board (PCB) 1 by pair of screws 44 and is installed in an end of insulating body 2.The two ends of jockey 4 are provided with combined hole 40, are used to accommodate screw 44.The place, centre position of jockey 4 extends upward extension 41, and the place is provided with groove 43 in the middle of extension 41 tops.Extension 41 is provided with pivoted hole 42 in its bottom, is used to articulate pressing plate 3.

Pressing plate 3 is provided with front end 31 and rear end 32, is the hollow casing structure.The front end 31 of pressing plate 3 is provided with forward the rake 310 that bending is tilted, and rake 310 further extends forward and is provided with tongue 311.The place, centre position of tongue 311 is provided with roughly and is " U " shape groove 312, and it can make pressing plate 3 press to the position on printed circuit board (PCB) 1 surface by the knob 5 that is positioned at an enable possition.Pressing plate 3 rear ends 32 are interval with the strip location division 35 that the hook part 34 that two bendings downwards extend and the centre that is positioned at two hook parts 34 extend back, to prevent pressing plate 3 excessively upset and bump printed circuit board (PCB) 1.Hook part 34 articulates with the pivoted hole 42 of jockey 4, and location division 35 is taken and put on the groove 43 of jockey 4.The both sides of pressing plate 3 are provided with downward bending and are positioned at the sidewall 33 in insulating body 2 outsides after assemblings.

See also shown in Figure 4, knob 5 be provided with rectangular bulk roughly Actuator Division 51, extend the rotation sections 50 that are provided with downwards by Actuator Division 51.Organize in advance when knob 5 and to be located on the printed circuit board (PCB) 1 and when being in the enable possition, " U " shape groove 312 of pressing plate 3 can be passed in this Actuator Division 51.The upper surface of Actuator Division 51 is provided with the instrument accepting hole 52 of " one " font, can be used for drive knob 5 for extraneous instrument insertion (as screwdriver or bottle opener) it is rotated to realize fastening the purpose of pressing plate 3.Rotation section 50 is cylindric, extend suitably height downwards by Actuator Division 51 lower surfaces, and the body diameter of rotation section 51 is not more than the minimum widith of Actuator Division 51.

The roughly rectangular tabular of printed circuit board (PCB) 1 which is provided with first through hole 10 that is used for fixing jockey 4 and second through hole 11 that passes for knob 5.

The assembling process of electric connector 100 is as follows: earlier insulating body 2 is installed on the printed circuit board (PCB) 1,4 groups of jockeys are located at an end of insulating body 2, screw 44 are passed the combined hole 40 of jockey 4 and first through hole 10 of printed circuit board (PCB) 1 just can be fixed on jockey 4 on the printed circuit board (PCB) 1; Then knob 5 is contained on the printed circuit board (PCB) 1 in advance, and make it be in the enable possition, promptly rotation section 50 wears second through hole 11 of printed circuit board (PCB) 1, but Actuator Division 51 supply plates 3 of this moment when pressing down " U " shape groove 312 of pressing plate 3 pass; The hook part 34 of pressing plate 3 is articulated in the pivoted hole 42 of jockey 4, hook part 34 can be rotated around pivoted hole 42 again; Pressing down pressing plate 3 then is located on the insulating body 2 its lid, " U " shape groove 312 of pressing plate 3 can pass the Actuator Division 51 of knob 5, make pressing plate 3 can press to the position on printed circuit board (PCB) 1 surface, and Actuator Division 51 is positioned at the top of pressing plate 3 " U " shape groove 312, and this moment, pressing plate 3 was not fixed in this position as yet; Coming turning knob 5 to make it turn over certain angle (for example 90 °) in the instrument accepting hole 52 with extraneous instrument (as screwdriver or bottle opener) insertion knob 5 is fastened on the tongue 311 of pressing plate 3 Actuator Division 51 of knob 5, so pressing plate 3 promptly is fixed on the printed circuit board (PCB) 1, be that pressing plate 3 is in a make position, and the downforce that compresses wafer module (not shown) is provided.

In the present embodiment, knob 5 is contained on the printed circuit board (PCB) 1 in advance, the tongue 311 of pressing plate 3 is provided with groove 312, and it can wear the knob 5 that is in the enable possition; Thereby make it turn over the closed pressing plate 3 of upper surface that certain angle is fastened on pressing plate 3 tongues 311 by turning knob 5.In present embodiment, by the prepackage knob 5 on printed circuit board (PCB) 1 then the pressing plate 3 of drive knob 5 closed electric connectors 100 so that the downforce of crimping wafer module (not shown) to be provided, substituted with the utility model correlation technique in driving lever, thereby need not reserve driving lever start occupation space, save electric connector 100 taking up room on printed circuit board (PCB) 1; Also simplify the structure of electric connector 100 in addition, reduced the part number of electric connector 100, and simplified assembly program, thereby reduced the manufacturing cost of electric connector 100.

Need to prove that the above embodiment only is a preferred embodiment of the present utility model, other any improvement conversion of carrying out on the present embodiment basis also should not break away from the technical solution of the utility model.The variation of any equivalence that those of ordinary skills take the technical solution of the utility model by reading the utility model specification is the utility model claim and contains.

Claims (9)

1. [claim 1] a kind of electric connector, be used to electrically connect the wafer module to printed circuit board (PCB), it comprises: insulating body, group are located on the described printed circuit board (PCB) and are positioned at the jockey and the pressing plate of insulating body one end, described pressing plate one end is articulated in and is used to compress the wafer module on the described jockey, its other end is provided with tongue, tongue is provided with groove, it is characterized in that: described electric connector also comprises knob, and it is installed on the printed circuit board (PCB) and is provided with the Actuator Division; When it was in initial enable possition, the Actuator Division that the groove of pressing plate tongue can pass this knob made pressing plate be positioned at the below, Actuator Division; Drive knob makes it turn over certain angle the Actuator Division of knob and groove are staggered, thereby the Actuator Division is fastened on pressing plate tongue upper surface, pressing plate can be fixed on the described printed circuit board (PCB).
2. [claim 2] electric connector as claimed in claim 1 is characterized in that: the groove of described pressing plate is " U " shape.
3. [claim 3] electric connector as claimed in claim 1 is characterized in that: described knob also comprises the rotation section of being extended setting by the Actuator Division downwards.
4. [claim 4] electric connector as claimed in claim 3 is characterized in that: pass but the Actuator Division of described knob is the groove of bulk supply plate, the rotation section is cylindric, and the body diameter of rotation section is not more than the minimum widith of Actuator Division.
5. [claim 5] electric connector as claimed in claim 3 is characterized in that: described knob top is provided with can be for the instrument accepting hole of extraneous instrument insertion.
6. [claim 6] electric connector as claimed in claim 3 is characterized in that: described printed circuit board (PCB) is provided with the through hole that can wear for the rotation section of knob.
7. [claim 7] electric connector as claimed in claim 1 is characterized in that: described jockey is bent to form by the metal material integrated punching, and by screw on printed circuit board (PCB).
8. [claim 8] electric connector as claimed in claim 1, it is characterized in that: described jockey extends upward extension, be provided with pivoted hole in the extension bottom, described pressing back-end is provided with the hook part that two bendings are extended, and can articulate with the pivoted hole of jockey.
9. [claim 9] electric connector as claimed in claim 1 is characterized in that: the extension top of described jockey is provided with groove, and described pressing plate end extends back the location division, and the location division of pressing plate can be taken and be put in the groove of jockey.

Images