CN104752918B

CN104752918B - Card connector

Info

Publication number: CN104752918B
Application number: CN201310741986.3A
Authority: CN
Inventors: 张卫德
Original assignee: Foxconn Kunshan Computer Connector Co Ltd
Current assignee: Foxconn Kunshan Computer Connector Co Ltd
Priority date: 2013-12-30
Filing date: 2013-12-30
Publication date: 2017-08-25
Anticipated expiration: 2033-12-30
Also published as: CN104752918A

Abstract

A kind of card connector, it includes insulating body and shield shell, insulating body and horizontal card accepting groove of the shield shell formation with front opening, shield shell is provided with an elastic arm, the elastic arm is in first position in the case where electronic card is not inserted into state, the second place is under electronic card insert state, and it is achieved in switching function, the card connector also includes a sliding block, during electronic card is inserted into, the electronic card driving sliding block is slided, and the slipper push elastic arm is rocked to the second place from first position.Present invention increase slipper push switch, improves the reliability of switch motion, and reduce construction of switch size.

Description

Card connector

【Technical field】

A kind of a kind of construction of switch of the present invention on card connector, more particularly to card connector.

【Background technology】

Realize and close by the action of electronic card or pallet during the construction of switch work of usual card connector, this structure is being fallen It is unstable when falling or vibrating, it is likely to result in erroneous judgement.

【The content of the invention】

The technical problems to be solved by the invention are to provide a kind of card connector, and it, which has, is easy to safe and reliable space-consuming Small construction of switch.

In order to solve the above technical problems, the present invention card connector include insulating body and shield shell, insulating body with Horizontal card accepting groove of the shield shell formation with front opening, shield shell is provided with an elastic arm, and the elastic arm is in electronics Card, which is not inserted under state, is in first position, and the second place is under electronic card insert state, and is achieved in switching function, The card connector also includes a sliding block, during electronic card is inserted into, and the electronic card driving sliding block is slided, the sliding block Elastic arm is promoted to be rocked to the second place from first position.

Compared with the prior art, present invention increase slipper push on-off action, improves the reliability of switch motion, and reduction is opened Close physical dimension.

Further specific design of the invention is as follows：Switch terminal is provided with the insulating body, the elastic arm is first Position contacts conduction with switch terminal, is disconnected in the second place and switch terminal, so as to realize switching function；The shield shell Formed by sheet metal bending forming, the elastic arm extends to form cantilever design along horizontal cross, and in the end of elastic arm The drive division being supported on sliding block is bent to form downwards, in elastic arm from being bent to form contact site downwards with a certain distance from its end, The contact site is used to and aforementioned switches termination contact；The sliding block is that sheet metal blanking is bent to form, and it includes and insulation Body is oriented to the U-shaped guide rail of cooperation and is connected to the pushing tow structure of U-shaped guide rail side along the longitudinal direction, and the pushing tow structure includes Front end is folded upward at the flat push plate of block and rear end coordinated with electronic card to be formed, and the push plate is to upward The drive division of pushing tow elastic arm；The drive division system is bent to form around parallel to front and rear central shaft, and its front end have incline The guiding face extended back obliquely, when sliding block is slided backward, the platform that the downside of sliding block is set by insulating body is guided, sliding The upside pushing tow guiding face of block, so as to drive drive division to move up；The card connector also includes drive mechanism, the driving The spring that mechanism includes the front and rear pull bar extended, is fixed on the operating block of pull bar front end and is supported in operating block rear end, the drawing The front end of bar is provided with the drag hook to pull sliding block, and spring can promote operating block to move forward to and move back card position, during this Operating block drives pull bar, and drag hook is moved forward with movable slider makes the push plate of sliding block leave drive division, and elastic arm is in its own resilient To lower swing under effect, contact site is contacted with switch terminal, so as to realize aforementioned switches function, be in card connector and move back card State；The insulating body is provided with the guide rail coordinated with pull bar, and by coordinating with foregoing guide rail, card connector is in and moves back card-like state When, drag hook and the sliding block of pull bar are in non-mated condition, and when electronic card is inserted and promotes sliding block to be moved rearwards by, drive mechanism is protected Hold motionless.

【Brief description of the drawings】

Fig. 1 is the stereogram for meeting a kind of card connector of the present invention.

Fig. 2 is the stereogram at another visual angle of card connector shown in Fig. 1.

Fig. 3 is the three-dimensional exploded view of card connector shown in Fig. 1.

Fig. 4 is insulating body shown in Fig. 3 and inner signal terminals and the exploded view of switch terminal.

Fig. 5 be card connector shown in Fig. 1 in the case where card is not inserted into state, and remove the stereogram of shield shell.

Fig. 6 be card connector shown in Fig. 1 in the case where card is not inserted into state, the stereogram from rear side visual angle.

During Fig. 7 is card connector shown in Fig. 6, show that resilient arm structure is cut off after shield shell part-structure to remove Schematic diagram.

Fig. 8 be card connector shown in Fig. 1 under the firm insert state of card, and remove the stereogram of shield shell.

Fig. 9 be card connector shown in Fig. 1 under the fully-inserted state of card, and remove the stereogram of shield shell.

Figure 10 is that card connector shown in Fig. 9 is retaining shield shell, and shows that resilient arm structure cuts off shielding to remove Schematic diagram after house portion structure.

Figure 11 is that card connector shown in Fig. 1 pushes over rearmost position under the fully-inserted state of electronic card, then by operating block, and Remove the stereogram of shield shell.

【Primary clustering symbol description】

Card connector 100

Card accepting groove 12

Electronic card 122

Insulating body 20

Platform 22

Guide projection 232

Guide rail 234

Sliding block 24

U-shaped guide rail 242

Push plate 244

Block 246

Neck 248

Pull bar 25

Drag hook 252

Operating block 26

Spring 27

Shield shell 30

Elastic arm 32

Drive division 322

Guiding face 323

Contact site 324

Signal terminal 40

Switch terminal 50

Contact site 52

Weld part 54

Following embodiment will further illustrate the present invention with reference to above-mentioned accompanying drawing.

【Embodiment】

Such as Fig. 1 to Figure 11, a kind of card connector 100 for meeting the present invention is shown, it is to be installed on a circuit board（Not Diagram）On, it include insulating body 20, some signal terminals 40 being shaped in insulating body 20 and switch terminal 50, And it is fastened on the shield shell 30 of the upside of insulating body 20.Insulating body 20 and water of the formation of shield shell 30 with front opening Flat card accepting groove 12.Side is provided with the elastic arm 32 that a horizontal cross extends to shield shell 30 behind, and the elastic arm 32 is in electricity Subcard 122 is not inserted under state（Or electronic card 122 is not inserted under situation in place）In first position（Refering to Fig. 5 to Fig. 8）, The second place is under the insert state of electronic card 122（Refering to Fig. 9 and Figure 10）, the elastic arm 32 is in first position and switch terminals The contact of son 50 is conductive, is disconnected in the second place with switch terminal 50, so as to realize switching function.The card connector 100 is also wrapped A sliding block 24 is included, during electronic card 122 is inserted into, the driving of electronic card 122 sliding block 24 is slided, and the sliding block 24 is promoted Elastic arm 32 is rocked to the second place from first position.

The switch terminal 50 includes exposing the contact site 52 of insulating body 20 upwards and exposes insulating body 20 downwards Weld part 54, the weld part 54 is to be welded on aforementioned circuit plate.The shield shell 30 is by sheet metal bending forming Formed, the elastic arm 32 extends to form cantilever design along horizontal cross, and is bent to form branch downwards in the end of elastic arm 32 The drive division 322 on sliding block 24 is held in, it is described in elastic arm 32 from contact site 324 is bent to form with a certain distance from its end downwards The contact site 324 of elastic arm 32 with the contact site 52 of aforementioned switches terminal 50 to contact conducting.The drive division 322 is around flat Row is bent to form in front and rear central shaft, and its front end has the guiding face 323 that extends back diagonally downward, when sliding block 24 to After when sliding, the downside of sliding block 24 is guided by the platform 22 that insulating body 20 is set, the upside pushing tow guiding face 323 of sliding block 24, So as to drive drive division 322 to move up.

The sliding block 24 is that sheet metal blanking is bent to form, and it is included with the guide rail 234 of insulating body 20 along front and back The U-shaped guide rail 242 that coordinates to being oriented to and be connected to the pushing tow structure of the side of U-shaped guide rail 242, the pushing tow structure include front end to On the flat push plate 244 of block 246 and rear end coordinated with electronic card 122 that is bent to form, the push plate 244 uses With the drive division 322 of upward pushing tow elastic arm 32.

The card connector 100 also includes drive mechanism, and the drive mechanism includes the pull bar 25 of front and rear extension, is fixed on The operating block 26 of the front end of pull bar 25 and the spring 27 for being supported in the rear end of operating block 26, the front end of the pull bar 25 are provided with to draw The drag hook 252 of movable slider 24, spring 27 can promote operating block 26 to move forward to and move back card position, the band of operating block 26 during this Dynamic pull bar 25, drag hook 252 is moved forward with movable slider 24 makes the push plate 244 of sliding block 24 leave the drive division 322 of elastic arm 32, Elastic arm 32, to lower swing, makes contact site 324 be contacted with switch terminal 50, so as to realize aforementioned switches under its own resilient effect Function, is in card connector 100 and moves back card-like state.For the cooperation of control pull bar 25 and sliding block 24, the insulating body 20 is provided with The guiding projection 232 coordinated with pull bar 25, by the cooperation with foregoing guiding projection 232, card connector 100 is in and moves back card-like state When, drag hook 252 and the sliding block 24 of pull bar 25 are in non-mated condition, when electronic card 122 is inserted and promotes sliding block 24 to be moved rearwards by When, drive mechanism is remained stationary as（As shown in Fig. 8 and Fig. 9）.When needing to go to move back electronic card 122, a push rod can be used（It is not shown） Operating block 26 is pushed to position as shown in figure 11, now drag hook 252 is caught in the neck 248 of the side of sliding block 24 setting, so that When unclamping push rod, under the elastic force effect of spring 27, operating block 26 and the forward slip of pull bar 25, and sliding block 24 is in the drawing of pull bar The lower forward slip of the effect of hook 252, so that electronic card 122 is exited, and elastic arm 32 starts to coordinate with the place of connecing of switch terminal 50 simultaneously.

Claims

1. a kind of card connector, it includes insulating body and the shield shell formed by sheet metal bending forming, insulating body With horizontal card accepting groove of the shield shell formation with front opening, shield shell is provided with an elastic arm, and the elastic arm is in electricity Subcard, which is not inserted under state, is in first position, and the second place is under electronic card insert state, and is achieved in switching work( Can, it is characterised in that：The elastic arm is provided with drive division, and the card connector also includes one by sheet metal bending blanking shaping The sliding block of formation, the sliding block includes being oriented to the U-shaped guide rail of cooperation along the longitudinal direction with insulating body and is connected to U-shaped guide rail bottom The pushing tow structure of portion side, the pushing tow structure includes the block coordinated with electronic card and the rear end that front end is folded upward at being formed The flat push plate that a segment distance is separated between shield shell for being posted by insulating body bottom, was inserted into electronic card Cheng Zhong, the electronic card driving block is with movable slider slip, the drive division of the upward pushing tow elastic arm of push plate of the sliding block The elastic arm is made to be rocked to the second place from first position.

2. card connector as claimed in claim 1, it is characterised in that：Switch terminal, the bullet are provided with the insulating body Property arm conduction is contacted with switch terminal in first position, disconnected in the second place and switch terminal, so as to realize switching function.

3. card connector as claimed in claim 2, it is characterised in that：The elastic arm extends to form cantilever knot along horizontal cross Structure, and it is bent to form the drive division being supported on sliding block downwards in the end of elastic arm, it is certain from its end in elastic arm Distance is bent to form downwards contact site, and the contact site is used to and aforementioned switches termination contact.

4. card connector as claimed in claim 3, it is characterised in that：The drive division system is around curved parallel to front and rear central shaft Folding is formed, and its front end has the guiding face extended back diagonally downward, and when sliding block is slided backward, the downside of sliding block is exhausted The platform guiding that edge body is set, the upside pushing tow guiding face of sliding block, so as to drive drive division to move up.

5. card connector as claimed in claim 3, it is characterised in that：The card connector also includes drive mechanism, the drive The spring that motivation structure includes the front and rear pull bar extended, is fixed on the operating block of pull bar front end and is supported in operating block rear end, it is described The front end of pull bar is provided with the drag hook to pull sliding block, and spring can promote operating block to move forward to and move back card position, this process Middle operating block drives pull bar, and drag hook is moved forward with movable slider makes the push plate of sliding block leave drive division, and elastic arm is in itself bullet To lower swing under power effect, contact site is contacted with switch terminal, so as to realize aforementioned switches function, be in card connector and move back Card-like state.

6. card connector as claimed in claim 5, it is characterised in that：The insulating body is provided with the guide rail coordinated with pull bar, By coordinating with foregoing guide rail, card connector is in when moving back card-like state, and drag hook and the sliding block of pull bar are in non-mated condition, work as electricity When subcard inserts and promotes the sliding block to be moved rearwards by, drive mechanism is remained stationary as.