CN201025636Y - Card connector (III) - Google Patents

Abstract

The utility model discloses a card connection device comprising a base and a cover body connected in a rotating manner with the base, the back end of the cover body is provided with a blocking holding sheet, the back end of the base is provided with a blocking stopping beam, when the cover body turns to form a certain degree with the base, the blocking holding sheet resists against the bottom end surface of the blocking stopping beam. Additionally, the back end of the base extends backward in integrity to form a blocking stopping block, the back end of the cover board of the cover body extends backward to form the blocking stopping sheet, the blocking stopping sheet resists against the blocking stopping block, the two outside walls of the back end of the base extends outward in integrity to form a blocking stopping arm, the upper edge of the side board of the cover body resists against the blocking stopping arm. The utility model can prevent the cover body from excessive rotating and avoid the cover body to fall off the base through any group of cooperation mode of the three resisting cooperation modes.

Description

Card connector (three)

Affiliated technical field

The utility model relates to a kind of card connector, relates in particular to a kind of lid that prevents when open mode and the card connector that comes off of base.

Background technology

Card connector is widely used on the electronic products such as mobile phone, digital camera, personal digital assistant and notebook computer, is used to install electronic cards to realize the transfer of data between electronic cards and the electronic product.

On January 1st, 2004, disclosed TaiWan, China patent disclosed a kind of card connector that is used to install SIM card (Subscriber Identification Module, user identification module) for No. 570340.This card connector comprises that one is positioned at base, a lid and the plurality of terminals on the mobile phone.Base has a plate body and a pair of rear end, plate body both sides and the outside groove of opening of being formed at, and pivoting hole is offered in rear end, lid both sides, and pivoting hole fastens by the groove of pivot and plate body, and makes lid rotate with respect to base.Plurality of terminals is arranged on the plate body, and the circuit board of these terminals and mobile phone electrically connects and convexedly stretch in the upper surface of plate body.

During the assembling of above-mentioned card connector, mobile phone inside offers groove, and the base of above-mentioned card connector is placed in it, and after lid fastened, the surface of lid upper surface and mobile phone inside or the peripheral element of card connector were in the same plane.So, when card connector around pivot rotate surpass 90 degree after, the edge of the card connector on the inner surface of mobile phone or the peripheral element of card connector form the lid of card connector and support and apply and keep out resistance, make the pivot of lid very easily skid off groove, thereby cause lid and base to come off, and element damage around making because of being subjected to the lid extruding.

The utility model content

The purpose of this utility model provides a kind of lid that prevents when open mode and the card connector that comes off of base.

For achieving the above object, the utility model provides a kind of card connector, comprising: base, have a plate body, and plate body is offered the plurality of terminals groove, and plate body rear end two lateral walls are offered the pivot groove; Plurality of terminals is contained in the plurality of terminals groove of described plate body; And lid, the side plate that has a cover plate and be bent to form downwards respectively from the cover plate both sides, cover plate rear portion protrude out downwards and form a spacer, and described cover plate, spacer and side plate form the card containing cavity, side plate rear inside wall forms pivot part, and this pivot part pivots with the pivot groove of described base and cooperates; Above-mentioned base rear end two lateral walls form catch arm, and this catch arm is positioned at after the described pivot groove, and when lid rotated to certain angle, the upper edge of described lid side plate rear end was replaced with described catch arm front end face backward.Thereby the engagement limits lid of replacing of the upper edge of described catch arm and lid side plate rear end further rotates with respect to pedestal, avoids lid to come off with respect to pedestal.

In sum, the utility model card connector is reached to replace with the fit structure of pedestal by the lid in the technique scheme and is cooperated, and can prevent that the lid rotation from surpassing the angle of restriction and avoiding lid to come off with respect to base.

Description of drawings

Below in conjunction with drawings and Examples the utility model is done further detailed description.

Fig. 1 is the three-dimensional exploded view of the utility model card connector;

Fig. 2 is the partial enlarged drawing at mark II place among Fig. 1;

Fig. 3 is the stereogram of the utility model card connector in opening;

Fig. 4 is the stereogram of the utility model card connector in buckling state;

Fig. 5 is the stereogram of the utility model card connector in the snap close state;

Fig. 6 is opened into the stereogram of lid and base approximate vertical state for the utility model card connector.

The description of reference numerals of each element is as follows among the figure:

10. card connector, 20. bases, 21. plate bodys, 211, stop block, 212. bottom faces, 214. sides, 22. terminal grooves, 23. the backstop beam, 24. connecting portions, 241. first pivoting holes, 242. second pivoting holes, 243. spacer portion, 244. catch arm, 245. guide blocks, 25. short slots, 26. buckling groove, 27. lock buckling grooves, 28. lock banking stops, 29. fin, 30. lids, 31. cover plates, 311. stop tab, 312. braces, 313. buttons are held sheet, 314. spacer, 32. side plates, 321. encircle portion, 322. fastening spring sheet, 323. upper edges, 34. pivots, 40. terminal, 41. weld parts, 42. elastic contact parts.

Embodiment

By describing technology contents of the present utility model, structural feature in detail, realized purpose and effect, give explanation below in conjunction with execution mode and conjunction with figs. are detailed.

See also Fig. 1, the utility model card connector 10 can be installed SIM card or memory card respectively and realize the electric connection of SIM card and memory card and external electrical product.Card connector 10 comprises a base 20, one and the lid 30 that articulates of base 20 and be assembled in plurality of terminals 40 in the base 20.

Please continue to consult Fig. 1, base 20 has a plate body 21, plate body 21 front ends have rectangular indentation, plate body 21 approximate mid-section are offered plurality of terminals groove 22, horizontally set one backstop beam 23 between two madial walls of plate body 21 rear ends, the thickness of backstop beam 23 is thinner than plate body 21, makes the bottom face of backstop beam 23 and the bottom face 212 of plate body 21 form certain altitude at interval.The left end of backstop beam 23 is that plate body 21 rear end one extend back and form stop block 211, and the front end face of stop block 211 is a perpendicular.The connecting portion 24 of the respectively outside integrally formed rectangular block shape in both sides, plate body 21 rear end, the lateral wall of each connecting portion 24 is offered the pivot groove.

See also Fig. 2, first pivoting hole 241 and second pivoting hole 242 of being separated by before and after offering respectively in the pivot groove.Position between first pivoting hole 241 and second pivoting hole 242 forms spacer portion 243, side 214 and indent that the surface of spacer portion 243 is lower than plate body 21 form a groove and make spacer portion 243 be roughly V-arrangement, and this groove is communicated with first and second pivoting hole 241,242.The terminal outwards one of the lateral wall of connecting portion 24 is protruded and is provided with catch arm 244, is positioned at after the pivot groove 241, and catch arm 244 is the bar blocks that extend into vertical layout from connecting portion 24 rear end lateral walls straight down, and the front end face of this bar blocks is a vertical plane.Connecting portion 24 lateral walls are provided with a guide block 245 at interval in the below of catch arm 244, and these guide block 245 upper surfaces and catch arm 244 lower surfaces are spaced apart and form one and slide conduit, slide conduit from this when allowing lid 30 assemblings to pack into.

See also Fig. 1 again, 21 liang of lateral wall approximate mid-section of plate body inwardly concave and form short slot 25, each lateral wall of plate body 21 front ends is offered the adjacent buckling groove 26 in front and back and is positioned at buckling groove 26 lock buckling groove 27 before, buckling groove 26 is to form from plate body 21 lateral wall up/down perforations, lock buckling groove 27 is the formation that caves inward from the lower end of the lateral wall of plate body 21, and lock buckling groove 27 tops are a lock banking stop 28, and the position between buckling groove 26 and lock buckling groove 27 forms a fin 29.

Please in conjunction with consulting Fig. 1 and Fig. 3, each terminal 40 has a weld part 41 and an elastic contact part 42.Weld part 41 electrically connects with circuit board (figure does not show), and elastic contact part 42 is from the bending of weld part 41 1 ends and the formation that raises up, with the electrical contact point elasticity butt of SIM card.

The continuous Fig. 1 that sees also, lid 30 comprise a cover plate 31 and bend the biside plate 32 that extends to form along cover plate 31 both sides straight down.Cover plate 31 rear ends middle parts protrudes out downwards and forms spacer 314 and buckle and hold sheet 313, and detains and hold sheet 313 and be positioned at after the spacer 314.Offer a rectangular through-hole in cover plate 31 perforations that button is held between sheet 313 and the spacer 314, it is to be bent to form straight down respectively from the forward and backward side of through hole that spacer 314 and button are held sheet 313.Both sides, cover plate 31 rear end extend back respectively and form two stop tab 311, this two stop tab 311 is positioned at spacer 314 and detains the both sides of holding sheet 313, have a connecting piece 312 between two stop tab 311, brace 312 rear sides middle part is bent to form described the button downwards and holds sheet 313.Biside plate 32 middle parts bend inwards respectively to form and encircle portion 321, encircle portion 321, cover plate 31 and spacer 311 common form one can ccontaining SIM card or the card containing cavity (figure does not show) of memory card.Biside plate 32 rear inside walls inwardly protrude out and integrally formed two pivots 34 respectively, and the end face of this two pivot 34 be dome shape with first and second pivoting hole 241,242 between the groove of spacer portion 243 match.Side plate 32 rear ends tops forms upper edge 323, and this upper edge 323 is a horizontal edge, is positioned at pivot 34 tops and matches with the front end face of the catch arm 244 of both sides, base 20 rear end.Side plate 32 front ends inwardly protrude out in opposite directions and form a fastening spring sheet 322.

Please in conjunction with consulting Fig. 1 and Fig. 3, during 10 assemblings of the utility model card connector, terminal 40 is inserted in the terminal groove 22 of base 20, weld part 41 protrudes out out with the external circuit board from terminal groove 22 and welds.20 of lid 30 and bases are under acute angle or the right angle state, the pivot 34 of lid 30 is slipped into the pivot groove from the catch arm 244 of base 20 rear ends and the conduit that slides between the guide block 245, pivot 34 enters first pivoting hole 241, thereby finish the assembling of lid 30 and base 20, and make that lid 30 can be around pivot 34 with respect to base 20 rotations.

See also Fig. 3 to Fig. 6, describe the use of the utility model card connector 10 below in detail.At first, when lid 30 is opened, SIM card is inserted lid 30, spacer 314 and encircle in portion's 321 formed card containing cavities, rotation lid 30 fastens itself and base 20, at this moment, fastening spring sheet 322 snaps in downwards in the buckling groove 26 of base 20 front end both sides, and pivot 34 is embedded in first pivoting hole 241 of base 20 rear ends, the portion of encircling 321 of lid 30 cooperates and is placed in the short slot 25 of pedestal 20, makes card connector 10 be in buckling state.Afterwards, level spurs lid 30 forward, the pivot 34 of lid 30 rear ends two madial walls is embedded at second pivoting hole 242 by the groove of spacer portion 243 frictionally from first pivoting hole 241, the fastening spring sheet 322 of lid 30 front end both sides slips over fin 29 and enters lock buckling groove 27 from the buckling groove 26 of base 20 front end both sides simultaneously, the lock banking stop 28 restriction fastening spring sheets 322 that are positioned at lock buckling groove 27 tops are to top offset, thereby realize the stable snap close of lid 30 and base 20, make card connector 10 be in the snap close state.Simultaneously, SIM card with lid 30 displacement forward, makes the elastic contact part 42 of the corresponding butt plurality of terminals 40 of plurality of touch points of SIM card under the promotion of the spacer 314 at lid 30 rear portions, thereby realizes electrically conducting of SIM card and external circuit.

When taking out SIM card, level promotes lid 30 backward, frictionally by spacer portion 243 grooves and enter first pivoting hole 241, the fastening spring sheet 322 of lid 30 front end both sides slips over fin 29 and enters buckling groove 26 pivot 34 that makes lid 30 rear ends two madial walls simultaneously from second pivoting hole 242.Afterwards, upwards start lid 30, make lid 30, take out SIM card with respect to base 20 rotation opened with certain angle.

See also Fig. 6, when lid 30 when pivot 34 rotates to base 20 approximate vertical, the medial surface of the stop tab 311 of lid 30 rear ends is replaced the rear end face of the stop block 211 of base 20 rear ends forward, surpasses 90 degree and prevents that lid 30 and base 20 from coming off thereby stop lid 30 to be further rotated.In addition, two buttons are held the bottom face that sheet 313 is upwards replaced base 20 rear end backstop beams 23, also prevent lid 30 during with base 20 approximate vertical lid 30 make pivot 34 enter second pivoting hole 242 or upwards skid off first pivoting hole 241 and the lid 30 that causes comes off with base 20 to front slide with respect to base 20.Simultaneously, the front end face that is positioned at the catch arm 244 at first pivoting hole, 241 rears is also replaced the upper edge 323 of side plate 32 rear ends, prevents that further lid 30 from surpassing 90 degree around pivot 34 rotations with respect to base 20.

From the above, for realizing that lid 30 rotates to a special angle with respect to base 20, wherein, in embodiment of the present utility model, this special angle can be 90 degree, can according to situation other angle also, as 120 the degree etc., simultaneously for preventing that lid 30 from coming off with respect to base 20, according to the disclosed in the foregoing description correlation technique of the utility model card connector 10, during concrete enforcement, numerous embodiments can be arranged.Wherein, can adopt cover plate 31 rear ends of lid 30 protrude out downwards buckleing of formation hold sheet 313 upwards with both sides, base 20 rear end inwall between backstop beam 23 bottom faces that form replace to buckle to hold and cooperate; Or the extend back inner surface of the stop tab 311 that forms of cover plate 31 rear ends of adopting lid 30 is replaced to buckle to hold and is cooperated with the extend back rear end face of the stop block 211 that forms of base 20 rear ends forward; Or adopt the upper edge 323 of side plate 32 rear ends of lid 30 to replace the mode that cooperates with catch arm 244 front end faces that base 20 rear ends two lateral walls form backward.Above-mentioned arbitrary execution mode all can be realized limiting lid 30 and rotate to special angle with respect to base 20 and locate, and prevent the generation of lid 30 with respect to base 20 obscissions, avoid thus making that above the extruding that special angle causes element is damaged on every side to element around the card connector 10 because of lid 30 rotations.

Claims (6)

1. card connector comprises:

Base has a plate body, and plate body is offered the plurality of terminals groove, and plate body rear end two lateral walls are offered the pivot groove;

Plurality of terminals is contained in the plurality of terminals groove of described plate body; And

Lid, the side plate that has a cover plate and be bent to form downwards respectively from the cover plate both sides, the cover plate rear portion protrudes out the formation spacer downwards, and described cover plate, spacer and side plate form the card containing cavity, side plate rear inside wall forms pivot part, and this pivot part pivots with the pivot groove of described base and cooperates;

It is characterized in that:

Described base rear end two lateral walls form catch arm, and this catch arm is positioned at after the described pivot groove, and the upper edge of described lid side plate rear end is replaced with described catch arm front end face backward and limited described lid and open at angle with respect to base.

2. card connector as claimed in claim 1 is characterized in that: described base rear end two lateral wall one are outwards protruded and are vertically extended to form described catch arm, and this catch arm front end face is a vertical plane, and the upper edge, side plate rear end of described lid is a horizontal edge.

3. card connector as claimed in claim 1 is characterized in that: the angle ranging from 90 degree.

4. card connector as claimed in claim 1, it is characterized in that: offer first pivoting hole and second pivoting hole in the described pivot groove, form spacer portion between first pivoting hole and second pivoting hole, form slide slot on this spacer portion, these slide slot two ends are communicated with first and second pivoting hole respectively, the pivot part of described lid is for protruding out the projection of formation from side plate rear inside wall, this projection is embedded in first pivoting hole, and can slide along the slide slot of spacer portion and be embedded in second pivoting hole.

5. card connector as claimed in claim 4, it is characterized in that: each lateral wall of base front end is offered buckling groove and lock buckling groove respectively, this lock buckling groove is positioned at before the buckling groove, the front end of the side plate of described lid inwardly protrudes out the formation fastening spring sheet, and this fastening spring sheet can snap in the buckling groove downwards and slip into forward in the lock buckling groove and hold with this lock buckling groove button.

6. card connector as claimed in claim 5 is characterized in that: each lateral wall up/down perforation of described base front end forms described buckling groove, and each lateral wall lower end of described base front end caves inward and forms described lock buckling groove.

Images