CN2490722Y

CN2490722Y - Electronic card connector

Info

Publication number: CN2490722Y
Application number: CN 01227795
Authority: CN
Inventors: 许修齐
Original assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2001-06-28
Filing date: 2001-06-28
Publication date: 2002-05-08
Anticipated expiration: 2011-06-28

Abstract

An electronic card connector for fitting and connecting circuit board comprises a metal shielding shell, a conductive terminal module, a card withdrawing mechanism and an anti-misplug component, wherein the metal shell is covered on the periphery of the conductive terminal module; the conductive terminal module consists of an insulating body and a conductive terminal arranged inside the insulating body; the card withdrawing mechanism is arranged on one side of the shielding shell; the anti-misplug component comprises an elastic arm and a stop sheet arranged on the card withdrawing mechanism and the shielding shell. The objective of preventing misplug is realized by means of the selective support or detachment between the elastic arm and the stop sheet.

Description

Electronic card coupler

The utility model relates to a kind of electronic card coupler, refers in particular to a kind of electronic card coupler with electronic cards and circuit board electric connection.

Now, along with the development of communication and calculator technology, increasing electronic cards is devised to satisfy various needs.Therefore, electronic card coupler just arises at the historic moment.Correctly be inserted in the electronic card coupler in order to ensure electronic cards, electronic cards is provided with the oblique angle mostly, and be provided with the oblique parts that match with this oblique angle in the electronic card coupler, when the electronic cards mistake is inserted, because of the existence of oblique parts, electronic cards is terminal can can't be inserted in the electronic card coupler and make electronic cards can't be inserted to the bottom.Prior art can be with reference to the flat 11-66247 of Japanese laid-open patent TOHKEMY number etc.Though this structure can guarantee correct connection that electronic cards and electronic card coupler are final to a certain extent.But when the end that the user has an oblique angle with electronic cards inserted earlier, the relative electronic card coupler in this oblique angle was in the left side or the right side still is difficult to judge, this situation all has the electronic cards both sides under the situation of contact and will be difficult to more judge, and then very easily occurs mispluging.When the user inserts connection with the electronic cards mistake, the contact jaw of electronic cards leading edge meeting butt electronic card coupler conducting terminal, so very easily in causing conducting terminal excessively to be pressed down or can't be resiled, thereby make electronic card coupler be destroyed by jack-up.

The purpose of this utility model is to overcome the defective of prior art, and a kind of electronic card coupler of guaranteeing that electronic cards is correctly inserted and is convenient to make is provided.

Electronic card coupler of the present utility model mainly comprises metal shell, conducting terminal module and trip mechanism, wherein metal shell is coated on conducting terminal module periphery, and the receiving space of electronic cards is accommodated in formation, the conducting terminal that the conducting terminal module is established on it by insulating body and group is formed, and trip mechanism is located at shielding casing one side.In addition, this electronic card coupler also is provided with an anti-mis-insertion member, comprises elastic arm and the stop tab be located at respectively on trip mechanism and the shielding casing, borrows above-mentioned elastic arm selectivity and stop tab to support or breaks away from, and can reach the function of anti-mis-insertion.

Compared with prior art, the setting of the utility model anti-mis-insertion member can guarantee that electronic cards correctly inserts, and then overcomes to insert because of the electronic cards mistake and cause conducting terminal excessively to press down or by the irreplaceable defective of jack-up.In addition, therefore easily manufactured because this anti-mis-insertion member does not need independent setting, simple and convenient assembly, and it does not account for exceptional space on original structure.

Describe preferred forms of the present utility model in detail below in conjunction with accompanying drawing.

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

Fig. 2 is a stereogram of the present utility model, and wherein the metal upper case portion is cutd open.

Fig. 3 is the partial enlarged drawing of Fig. 2.

Fig. 4 is the correct schematic diagram that inserts of electronic cards and the utility model.

Fig. 5 is the schematic diagram that electronic cards and the utility model mistake are inserted.

Please refer to Fig. 1 and shown in Figure 2, the utility model electronic cards connector 1 comprises shielding casing 10, conducting terminal module 12, switch terminal module 13, trip mechanism 14 and anti-mis-insertion member 16.

Shielding casing 10 comprises upper shell 100 and lower house 107, and wherein upper shell 100 comprises roof 101, vertically bends from roof 101 both sides and is discontinuously arranged sidewall 102, and above-mentioned roof 101 1 ends are provided with several retaining sheets 103.And be provided with a stop tab 104 from roof 101 vertical bendings in the above-mentioned roof 101.In addition, roof 101 front ends and both sides are provided with the card base 105 that holds with positioning holes on circuit board (not shown), and an end of the roof 101 of contiguous stop tab 104 is provided with guidance part 106, it extends and be arranged in parallel with sidewall 102 through bending from roof 101, with the insertion of guiding electronic cards 2 (Fig. 2 with reference to).

Lower house 107 is provided with first, second side plate 109,110 that diapire 108 reaches from 108 liang of lateral bucklings of diapire, above-mentioned diapire 108 middle parts are provided with an opening 111, and diapire 108 is provided with crimping 112 in opening 111 both sides along bending with diapire 108 vertical direction, this crimping 112 forms first, second accepting groove 113,114 of accommodating trip mechanism 14 and switch terminal module 13 with first and second side plate 109,110, and base plate 108 is provided with a lug 115 in the part that is located between first side plate 109 and the crimping 112.

Conducting terminal module 12 comprises insulating body 120 and the conducting terminal 121 that is located in the insulating body 120, conducting terminal comprise be located at insulating body 120 1 sides with the weld part 122 of circuit board welding and the contact site 123 that docks with electronic cards.In addition, insulating body 120 1 ends are provided with accepting groove 124 and the projection 125 that matches with trip mechanism.

Switch module 13 comprises that insulating base 130 and group are located at the switch terminal 131 on the insulating base 130.

Trip mechanism 14 comprises spring 140, slide block 141 and connects the connecting rod 142 of the two.What slide block 141 comprised roughly the support arm 143 that at right angles is provided with and was located at support arm 143 1 ends supports arm 144, the support arm 143 relative other ends are provided with and stagger a segment distance before the first step-like groove 145 and second groove, 146, the first grooves 145 and second groove 146 mutually and form single order portion 147 at second groove, 146 front ends.In addition, support arm 143 is arranged at the end that supports arm 144 and is provided with a breach 148, and described arm 144 1 sides that support are provided with a cooperation inclined-plane 149.

In the present embodiment, anti-mis-insertion member 16 comprises stop tab 104 that is located at upper shell 100 top boards 101 and the elastic arm 160 that is located on trip mechanism 14 support arms 143, above-mentioned elastic arm 160 comprises the holding parts 161 that is mounted in the support arm 143, extends the connecting portion 162 that is provided with from the bending of holding parts 161 1 ends and along support arm 143 sides, and be located at the arc abutting part 163 of connecting portion 162, described arc abutting part 163 ends stretch into the end of the contiguous rank of support arm 143 second grooves 146 portions 147, and abutting part 144 upper limbs exceed above-mentioned rank portion 147.

Please refer to Fig. 2 and shown in Figure 3, during assembling, at first conducting terminal module 12, switch terminal module 13 and trip mechanism 14 are assembled on shielding casing 10 lower houses 107, wherein trip mechanism 14 is assembled in conducting terminal module 12 two ends respectively with switch terminal module 13 and is housed in lower house 107 first and second accepting grooves 113,114, wherein spring 140 1 ends of trip mechanism 14 are nested with on the projection 125 of insulating body 120 1 ends, and the spring 140 relative other ends then support in the breach 148 of slide block 141 support arms 143 ends; One end of above-mentioned connecting rod 142 is contained in the accepting groove 124 of insulating body 120, and the other end is held in the slit (not shown) of support arm 143 1 sides relatively, and support arm 143 ends support on lug 115; Then 100 groups of upper shells are arranged on the lower house 107, wherein the stop tab 104 of anti-mis-insertion member is put first groove, 145 ends in support arm 143 rank portions 147 upper ends just, the end of anti-mis-insertion component elasticity arm 160 abutting parts 163 is to the width of second groove 146 at the wall of electronic card coupler 1 Width, greater than the size of stop tab 104, be the thickness of stop tab 104 in the present embodiment in this direction.

Electronic cards 2 sides of docking with the utility model are provided with a component, are a notch 20 in the present embodiment, and electronic cards 2 front ends are provided with an oblique angle 21 with the homonymy that notch 20 is set.

Please refer to shown in Figure 4, for electronic cards 2 (dotted line is represented) is correctly inserted schematic diagram in the utility model, because of the notch 20 of electronic cards 2 abutting part 163 with elastic arm 160 fastens, and the oblique angle 21 of electronic cards 2 with support arm 144 cooperate the inclined-plane butt, promote electronic cards 2 like this and drive support arm 143 and together move, this moment is because of not crimp of elastic arm 160, the end of abutting part 163 does not offset with stop tab 104, so support arm 143 along direction of insertion when conducting terminal 121 1 ends of electronic card coupler 1 move, 104 diapires along first groove 145 of backstop shell fragment oppositely move relative to support arm 143, connect so electronic cards 2 is inserted smoothly with conducting terminal.

Please refer to shown in Figure 5, for electronic cards 2 (dotted line is represented) mistake is inserted the utility model schematic diagram, do not have notch 20 because of electronic cards 2 relative electronic card coupler 1 trip mechanism 14 1 sides this moment, when electronic cards 2 is inserted, electronic cards 2 lateral margins compress elastic arm 160 and make the abutting part 163 of elastic arm 160 move to the wall of second groove 146 in electronic card coupler 1 Width, because of the thickness of the width of elastic arm 160 abutting parts 163 ends to second groove 146 in the wall of electronic card coupler 1 Width greater than stop tab 104.Therefore, 104 of stop tab are held in abutting part 163 ends, so when promoting electronic cards 2, slide block 141 can not move forward, so can prevent electronic cards 2 wrong insertions.

Certainly, the stop tab of this creation anti-mis-insertion member also can be arranged at shielding casing lower house or on, on the arbitrary sidewall of lower house, when stop tab is located on the lower house of shielding casing, the support arm of trip mechanism then is provided with the groove that the stop tab offered along the electronic card coupler thickness direction is passed, be located at and work as stop tab, in the time of on the arbitrary sidewall of lower house, the support arm of trip mechanism then is provided with the groove that the stop tab offered along the electronic card coupler Width is passed, and this moment anti-mis-insertion component elasticity arm 160 abutting parts 163 end to the width of support arm internal face, on this direction, protrude the length of internal face greater than stop tab 104.

In the present embodiment, extrusion and stop tab offseted when the elastic arm of anti-mis-insertion member inserted in the electronic cards mistake, certainly, this creation also can be designed to when electronic cards is not inserted, stop tab and elastic arm support division offset, when electronic cards was correctly inserted, elastic arm was compressed distortion and is broken away from stop tab, so electronic cards then can be inserted smoothly.

Claims

1. electronic card coupler, comprise shielding casing, conducting terminal module and trip mechanism, wherein shielding casing is coated on conducting terminal module periphery, the conducting terminal module comprises that insulating body and group establish the conducting terminal on it, and trip mechanism is contained in shielding casing one side, it is characterized in that: this electronic card coupler also is provided with an anti-mis-insertion member, comprise the elastic arm and the stop tab that are located at respectively on trip mechanism and the shielding casing, described elastic arm selectivity and stop tab support or break away from.

2. electronic card coupler according to claim 1 is characterized in that: the stop tab of anti-mis-insertion member and elastic arm are not separated when electronic cards is inserted, and when the electronic cards mistake was inserted, elastic arm was compressed by electronic cards and offsets with stop tab.

3. electronic card coupler according to claim 1 is characterized in that: the stop tab of anti-mis-insertion member and elastic arm do not offset when electronic cards is inserted, and when electronic cards was correctly inserted, elastic arm was compressed by electronic cards and breaks away from stop tab.

4. according to claim 2 or 3 described electronic card couplers, it is characterized in that: elastic arm comprises holding parts, from the connecting portion of an end of holding parts bending and be located at the abutting part of connecting portion end.

5. electronic card coupler according to claim 4 is characterized in that: the arm that supports that the trip mechanism of electronic card coupler comprises support arm and is located at the support arm end, described support arm one end is provided with a groove at least.

6. electronic card coupler according to claim 5, it is characterized in that: the elastic arm of anti-mis-insertion member is located on the support arm of trip mechanism by holding parts, and its connecting portion extends setting along the support arm side, and the abutting part end stretches into the notch end of support arm, and the stop tab of anti-mis-insertion member and elastic arm abutting part tip engages are provided with, and the elastic arm abutting part terminal to groove at the width of the wall of electronic card coupler Width greater than the size of stop tab in this direction.

7. electronic card coupler according to claim 6 is characterized in that: the shielding casing of electronic card coupler comprises relative upper and lower casing, and upper and lower casing has diapire respectively and is located at the diapire side walls.

8. electronic card coupler according to claim 7 is characterized in that: the stop tab of anti-mis-insertion member is located on the lower house of shielding casing, and the support arm of trip mechanism then is provided with the groove of offering along the electronic card coupler thickness direction that allows stop tab pass.

9. electronic card coupler according to claim 7 is characterized in that: the stop tab of anti-mis-insertion member is located on the arbitrary sidewall of upper and lower casing, and the support arm of trip mechanism then is provided with the groove of offering along the electronic card coupler Width that allows stop tab pass.

10. electronic card coupler according to claim 7 is characterized in that: the stop tab of anti-mis-insertion member is located on the upper shell of shielding casing, and elastic arm is located on the support arm of trip mechanism.