CN2426184Y - Electronic card connector - Google Patents

Abstract

The utility model relates to an electronic card connector. The utility model comprises and insulating main body and a plurality of abutting terminals, wherein, a plurality of terminal pore canals are communicated between the front surface and the rear surface of the insulating main body, strip-shaped conductive layers which extend to a bottom surface and are corresponding to each of the terminal pore canals are arranged on the front surface, each of the abutting terminals is respectively provided with an abutting end and a butting end, the abutting end extends and penetrates through the rear surface, and the butting end is stuck on the front surface and comes in contact with the conductive layers; the connector is locked and fixed on a circuit board, and the conductive layers on the bottom surface of the insulating main body come in close contact with a contact portion of the corresponding circuit board to conduct telecommunication; in this way, a welding operation process can be avoided, and the integral length of the connector is effectively shortened.

Description

Electronic card connector

The relevant a kind of electronic card connector of the utility model relates in particular to a kind of electronic card connector that can exempt the weld job process and effectively shorten entire length.

Between the conducting terminal of existing electronic card coupler and the circuit board electrically juncture can consult the 84101873rd, No. 85214724 cases of TaiWan, China patent and United States Patent (USP) the 5th, 636,999,5,688, cases such as No. 130.Existing juncture mainly contains following several: the one, and the terminal of electronic card coupler directly welds (disclosing as above-mentioned No. 84101873 patent case) mutually with circuit board; The 2nd, connect the terminal of electronic card coupler by a switching circuit board, and this switching circuit board is plugged in the connector on the motherboard again, and reaches electrical joint effect (above-mentioned No. 85214724 patent case discloses); Another mode is that the terminal by an adaptor connector and electronic card coupler connects, and again adaptor connector is soldered to circuit board and constitutes electric connection (above-mentioned the 5th, 636,999,5,688, No. 130 patent cases disclose).Yet,,, be difficult for aligning between the welding foot of terminal and the welding hole of circuit board, and have the not good defective of polarization if adopt the through hole Welding Design for above-mentioned first kind of juncture; And if adopt the surface-welding design, then the same flatness of terminal welding foot is wayward, causes the defective of empty weldering easily.For the second way, there is the higher defective of switching circuit board cost of manufacture on the one hand, the contact engaging and separating force between switching circuit board and the connector is excessive on the other hand, can cause Plug Action not smooth.And for the third mode, because the terminal of electronic card coupler goes to upper and lower double setting usually, corresponding adaptor connector also needs two row's conversion terminals to match with it, and so the entire length of electrical connector will be longer, and be unfavorable for the Bao Xiaohua design of electronic card connector.

The purpose of this utility model is to provide a kind of electronic card connector, it can exempt the weld job process between terminal and the circuit board, and need not consider the same flatness problem of terminal, thereby improve the yield that product is made, and can effectively shorten the entire length size of electronic card coupler, be beneficial to the Bao Xiaohua design of electronic product.

The utility model electronic card connector includes and is insulating body and the some butt joint terminals that lengthwise side's bodily form and two ends vertically are provided with side arm, wherein connect between the forward and backward surface of insulating body and be provided with the plurality of terminals duct, it is characterized in that: be provided with the bar shaped bus that extends to the insulating body basal surface with respect to each terminal duct on the front surface.Terminal is corresponding is contained in the aforementioned terminal duct in butt joint, and each terminal all has and extends the butt end that passes outside the rear surface, and abuts on the front surface and the abutment end that contacts with set bus.This electronic card connector is locked on the circuit board, and it extends to the corresponding effect that reaches the conducting telecommunication with tight contact of contact site of circuit board line of bus of basal surface.

Advantage compared with prior art of the present utility model is, it can exempt the weld job process between terminal and the circuit board, and need not consider the same flatness problem of terminal, and can shorten the entire length size of electronic card coupler and be beneficial to the Bao Xiaohua design of electronic product.

The utility model is described in further detail below in conjunction with accompanying drawing and preferred embodiment.

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

Fig. 2 is the partial perspective view of electronic card coupler insulating body shown in Figure 1.

Fig. 3 is the insulating body shown in Figure 2 stereographic map combined with docking terminal.

Fig. 4 is a partial sectional view of the present utility model.

Fig. 5 is the three-dimensional combination figure of the utility model winding to circuit board.

The partial sectional view that Fig. 6 is the utility model winding to the circuit board.

Fig. 7 is the three-dimensional exploded view of another embodiment of the utility model.

Fig. 8, Fig. 9 are that electronic card connector shown in Figure 7 is connected to the forward and backward partial sectional view of circuit board.

As shown in Figure 1, electronic card connector 1 includes insulating body 10, some groups dock members such as terminal 20 and ground plate 30, wherein insulating body 10 roughly is the lengthwise square body, the one side surface is made as front surface 101, opposite side then is made as rear surface 102 relatively, be provided with in 102 perforations of this front surface 101 and rear surface and present, double-deck deploying down, and the plurality of terminals duct 103 of the suitable distance in space, and on the front surface 101 with respect to each duct 103, being coated with from these ducts the 103 bar shaped conductive layers 104 that extend to insulating body 10 basal surfaces (cooperates with reference to Fig. 2, shown in 4), contact with butt between the circuit board for ease of conductive layer 104, be scalariform at the contiguous front surface of insulating body 10 basal surfaces 101 places and convex with the portion of increasing 105.In addition, these insulating body 10 vertical two ends respectively are vertically installed with the side arm 11 that extends in the same direction, and this two side arm 11 is provided with the hexagon recess 111 of tool vertical through hole (not label) to hold hexagonal (hexagon)nut (not shown) near an end upper surface of front surface 101.Also covered ground plate 30 on this insulating body 10, it is shaped on some finger-like contact chips 31 to contact with the ground lug (not shown) of electronic cards near rear surface 102 1 side blows, then extend to form an Extendible flake 33 being shielded in front surface 101 front sides near front surface 101 1 sides perpendicular to ground plate bending, and the grip tab 32 that each bending is provided with the tool through hole in its both sides with firm winding to insulating body 10.When electronic card connector was assembled fully, its further winding had shielding casing 50 and trip mechanism structures such as (not shown).

Please cooperate with reference to Fig. 2, shown in 3, docking 20 groups of terminals is located in the terminal duct 103 of aforementioned dielectric body 10, it includes the first terminal of organizing in the lower floor duct 21 and organizes second terminal 22 in the duct, upper strata, each terminal 21,22 all have extension passes butt end 211 outward, insulating body 10 rear surfaces 102,221, and from front surface 101 protrude and closely abut on this front surface 101 and with described conductive layer 104 contacted abutment ends 212,222 (as shown in Figure 3), this is first years old, two- terminal 21,22 butt end 211,221 with abutment end 212, be vertical mutually the setting between 222, wherein 222 of the butt end 221 of second terminal 22 and abutment ends further are provided with a horizontal bending segment 223, arrange and make the abutment end 212 of its abutment end 222 and the first terminal 21 be dislocation at interval.

Please with further reference to Fig. 4 to Fig. 6, the abutment end 212,222 of butt joint terminal 20 closely abut on the front surface 101 and with establish this front surface 101 on conductive layer 104 conducting that contacts, these conductive layers 104 extend to the portion's of increasing 105 basal surfaces and with the corresponding one by one butt of circuit board 4 contact sites 41, thereby reach the effect of telecommunication conducting.And, by means of passing circuit board 4 set through holes 42, bolt (Fig. 5 shows) enters in the set through hole of insulating body 10 two ends recesses 111, and pass ground plate 30 and be contained in through hole on the grip tab 32 in this recess 111, and make this electronic card connector 1 winding firmly to circuit board 4 with nut is sealed, thereby telecommunication contacts well between the contact site 41 of the conductive layer 104 of guaranteeing electronic card connector 1 and circuit board 4.

Please refer to Fig. 6,7 again and be depicted as another embodiment of the present utility model, butt joint terminal 20 ' in, first and second terminal 21 ', 22 ' abutment end 212 ', its terminal further extension and relatively vertically bending of 222 ' vertical bending back, and form fastener be at the portion of increasing 105 places horizontally disposed butt pin 214 ', 224 ', so make this first and second terminal 21 ', 22 ' whole configuration roughly be a right angle hook-type.When butt joint terminal 20 ' when group is gone into insulating body 10, its butt pin 214 ', 224 ' from front surface 101 vertically extend down and fastener on the basal surface of the portion of increasing 105, reach telecommunication with the contact site 41 of circuit board 4 and contact conducting and replace among first embodiment on insulating body 10 front surfaces 101 set conductive layer 104.

Because butt joint terminal 20 structures of the present utility model shorten dramatically compared to the length of existing butt joint terminal, and the entire length of electronic card connector 1 is obviously shortened.And, since adopt conductive layer 104 or terminal butt pin 214 ', the 224 ' mode that contacts with the direct butt of circuit board, difficulty is big, the higher weld job process of cost and can exempt, and need not to consider the same flatness problem of conductive layer or terminal butt pin, and make its processing procedure simplify and cost also relatively low.

Claims (8)

1. electronic card connector, be located at and be used to connect electronic cards and circuit board on the circuit board, it comprises insulating body and plurality of conductive terminals, it is characterized in that: run through being provided with several terminal ducts between the forward and backward surface of insulating body, and on front surface, be provided with the bar shaped bus that extends to the insulating body basal surface with respect to each duct, the corresponding group of butt joint terminal is located in the above-mentioned terminal duct, each terminal all has and extends the butt end pass outside the rear surface, and abuts on the front surface and electrically contact the abutment end of conducting with set bus.

2. electronic card connector as claimed in claim 1 is characterized in that: described bus is to be extended by the abutment end one of terminal to form.

3. electronic card connector as claimed in claim 1 is characterized in that: described bus is to extend from the terminal duct.

4. as claim 2 or 3 described electronic card connectors, it is characterized in that: covered metal ground plate on the insulating body.

5. electronic card connector as claimed in claim 4 is characterized in that: the terminal duct of insulating body goes to upper and lower bilayer and arranges.

6. electronic card connector as claimed in claim 5, it is characterized in that: the butt joint terminal includes and organizes first and second terminal that is located in the upper and lower layer duct respectively, the butt end and the abutment end of this terminal are vertical setting, and be provided with the horizontal expansion section between the butt end of second terminal and the abutment end, make to be dislocation at interval between the abutment end of first and second terminal and to arrange.

7. electronic card connector as claimed in claim 6 is characterized in that: the contiguous front surface of the basal surface of insulating body place is provided with the portion of increasing that scalariform protrudes that is.

8. electronic card connector as claimed in claim 2 is characterized in that: the whole configuration of butt joint terminal is a right angle hook-type, its butt pin perpendicular to abutment end setting and fastener in the insulating body bottom surface.

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