CN206271984U - One kind memory card slot connector - Google Patents

Abstract

The utility model discloses one kind memory card slot connector, including：Iron-clad, plastic body, signal terminal, inspection terminal and read-write protection terminal; the plastic body is inserted in iron-clad; the side wall of the iron-clad is provided with a read-write protection shell fragment; the read-write protection shell fragment is provided with an angle α to iron-clad inner side folding; the front end of side and read-write protection terminal that the read-write protection terminal is arranged at plastic body is set to arc, and the side-walls of the plastic body are provided with two-stage step：First step and second step; thickness of the height of the first step more than read-write protection terminal; the top of the read-write protection terminal is arranged at first step; the top of the read-write protection shell fragment is arranged at second step; when memory card is not inserted into iron-clad, do not contacted between read-write protection terminal and read-write protection shell fragment.The utility model can improve the contact precision between memory card and draw-in groove, prevent inspection terminal root deformation, improve the service life of memory draw-in groove.

Description

One kind memory card slot connector

Technical field

The utility model is related to storage device field, more particularly to a kind of memory card slot connector.

Background technology

Common memory draw-in groove possesses holding and the ejecting mechanism of memory card, read-write protection, and insert card detecting function.Then Common memory draw-in groove is primarily present following Railway Project：1st, the easy loose contact of read-write protection terminal；2nd, memory card insertion draw-in groove After rock and dynamic be easily caused the failure of inspection terminal root deformation；3rd, during scolding tin, scaling powder steam can carry over the through hole of plastic body The surface in terminal function area is attached to, influence contact stabilization even results in open circuit.

Utility model content

The utility model is mainly solving the technical problems that provide a kind of memory card slot connector, it is possible to increase memory card with Contact precision between draw-in groove, prevents inspection terminal root deformation, improves the service life of memory draw-in groove.

In order to solve the above technical problems, the technical scheme that the utility model is used is：A kind of memory draw-in groove is provided to connect Device is connect, including：Iron-clad, plastic body and some terminals, some terminals are inserted in plastic body, and some terminals include： Signal terminal, inspection terminal and read-write protection terminal, the plastic body are inserted in iron-clad, and bullet is also included in the plastic body Spring, sliding block and card pin, a read-write protection shell fragment is provided with the side wall of the iron-clad, and the upper end of the read-write protection shell fragment is set It is rectangle, lower end is set to trapezoidal, and the read-write protection shell fragment is provided with an angle α, the scope of the angle α to iron-clad inner side folding It it is 0.5 ~ 3 °, the front end of side and read-write protection terminal that the read-write protection terminal is arranged at plastic body is set to arc, institute The side-walls for stating plastic body are provided with two-stage step：First step and second step, the height of the first step is more than read-write The thickness of terminal is protected, the top of the read-write protection terminal is arranged at first step, the top of the read-write protection shell fragment It is arranged at second step, when memory card is not inserted into iron-clad, is not contacted between read-write protection terminal and read-write protection shell fragment.

Preferably, the both sides of the inspection terminal are respectively arranged with a male arms, the male arms and plastic cement body by integral forming, convex The bottom surface of arm is slightly below the bottom of inspection terminal, and the top surface of male arms is flushed with plastic body upper surface.

Preferably, the end lower surface of the male arms is provided with chamfering.

Preferably, the rear end face in the plastic body is provided with stopper.

Preferably, the medial surface of the stopper is provided with some projections, size and the plastic body rear end face of the projection Clear size of opening matches.

Preferably, the medial surface of the stopper is provided with some riblets, screens during for installing.

The beneficial effects of the utility model are：1st, the side wall in iron-clad is provided with a read-write protection shell fragment, and reads and writes guarantor Shield shell fragment is provided with an angle to iron-clad inner side folding so that read-write protection shell fragment has the positive force of a pre-add, so that when memory card is inserted Enter when in plastic body, the contact between memory card and read-write protection terminal is more stable；2nd, it is respectively provided with the both sides of inspection terminal There is a male arms so that when being teetertottered after inserting plastic body, the power suffered by script inspection terminal root is passed to two to memory card The root of individual male arms, so as to play a protective role；3rd, the rear end face in plastic body is provided with stopper, prevents during scolding tin, The through hole that scaling powder steam can carry over plastic body rear end face is attached to the surface of terminal, and influence contact stabilization even results in open circuit.

Brief description of the drawings

Fig. 1 is a kind of dimensional structure diagram for remembering the preferred embodiment of card slot connector one of the utility model；

Fig. 2 is the dimensional structure diagram after the iron-clad and plastic body assembling；

Fig. 3 is the front view after the iron-clad and plastic body assembling；

Fig. 4 is the section B-B schematic diagram in Fig. 3；

Fig. 5 is part A close-up schematic view in Fig. 4；

Fig. 6 is the dimensional structure diagram of the plastic body；

Fig. 7 is the top view of the plastic body；

Fig. 8 is the C-C schematic cross-sections in Fig. 7；

Fig. 9 is D-D schematic cross-sections in Fig. 7；

Figure 10 is the dimensional structure diagram of the stopper；

The mark of each part is as follows in accompanying drawing：1st, memory card, 2, iron-clad, 3, plastic body, 4, signal terminal, 5, read-write protection Terminal, 6, inspection terminal, 7, stopper, 8, spring, 9, sliding block, 10, card pin, 11, projection, 12, read-write protection shell fragment, 13, male arms, 14th, chamfering, 31, first step, 32, second step.

Specific embodiment

Preferred embodiment of the present utility model is described in detail below in conjunction with the accompanying drawings, so that advantage of the present utility model Can be easier to be readily appreciated by one skilled in the art with feature, it is apparent clear and definite so as to be made to protection domain of the present utility model Define.

Fig. 1 to Fig. 5 is referred to, the utility model embodiment includes：

One kind memory card slot connector, including：Iron-clad 2, plastic body 3 and some terminals, some terminals are inserted in modeling In colloid 3, some terminals include：Signal terminal 4, inspection terminal 6 and read-write protection terminal 5, the plastic body 3 are inserted in In iron-clad 2, spring 8, sliding block 9 and card pin 10 are also included in the plastic body 3, the side wall of the iron-clad 2 is provided with a reading Write-protect shell fragment 12, the upper end of the read-write protection shell fragment 12 is set to rectangle, and lower end is set to trapezoidal, the read-write protection bullet Piece 12 is provided with an angle α to the inner side of iron-clad 2 folding, and the scope of the angle α is 2 °, and the read-write protection terminal 5 is arranged at plastic cement The side of the body 3 and front end of read-write protection terminal 5 is set to arc, the side-walls of the plastic body 3 are provided with two-stage step：The One step 31 and second step 32, the thickness of the height more than read-write protection terminal 5 of the first step 31, the read-write protection The top of terminal 5 is arranged at first step 31, and the top of the read-write protection shell fragment 12 is arranged at second step 32, works as note When recalling card 1 and being not inserted into iron-clad 2, do not contacted between read-write protection terminal 5 and read-write protection shell fragment 12；And when the card insertion iron of memory 1 During shell 2, memory card 1 contacts the jack-up of read-write protection terminal 5, read-write protection terminal 5 with read-write protection shell fragment 12, so as to realize reading Take the function of memory card.

Further, in order to improve the stability contacted between memory card 1 and read-write protection terminal 5, the read-write protection Shell fragment 12 is provided with an angle α to the inner side of iron-clad 2 folding, and the scope of the angle α is 2 ° so that read-write protection shell fragment 12 has a pre-add Positive force, when memory card 1 insertion plastic body 3 in when, memory card 1 pushes up to read-write protection shell fragment 12 read-write protection terminal 5, by In by the inside pre-applied force of read-write protection shell fragment 12, the contact between read-write protection terminal 5 and memory card 1 is more abundant.

As shown in Figures 6 to 9, in order to protect inspection terminal 6, a male arms 13 is respectively arranged with the both sides of inspection terminal 6, The male arms 13 is integrally formed with plastic body 3, and the bottom surface of male arms 13 is slightly below the bottom of inspection terminal 6, the top surface of male arms 13 with The upper surface of plastic body 3 flushes, when memory card 1 after inserting plastic body 3 when teetertottering, suffered by the root of script inspection terminal 6 Power is passed to two roots of male arms 13.The slotting of memory card 1 takes for convenience, and the end lower surface of male arms 13 is provided with chamfering 14。

As shown in Figure 10, in order to prevent during scolding tin, the through hole that scaling powder steam can carry over the rear end face of plastic body 3 is attached On the surface of terminal, the rear end face of plastic body 3 is provided with stopper 7, and the medial surface of stopper 7 is provided with some projections 11, The size of the projection 11 matches with the clear size of opening of the rear end face of plastic body 3, if in addition, the medial surface in stopper 7 is provided with Dry riblet, screens and guiding during for installing.

Embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited, it is every The equivalent structure or equivalent flow conversion made using the utility model specification and accompanying drawing content, or be directly or indirectly used in Other related technical fields, are similarly included in scope of patent protection of the present utility model.

Claims (6)

1. one kind remembers card slot connector, including：Iron-clad, plastic body and some terminals, some terminals are inserted in plastic body Interior, some terminals include：Signal terminal, inspection terminal and read-write protection terminal, the plastic body are inserted in iron-clad, institute State in plastic body and also include spring, sliding block and card pin, it is characterised in that the side wall of the iron-clad is provided with a read-write protection Shell fragment, the upper end of the read-write protection shell fragment is set to rectangle, and lower end is set to trapezoidal, and the read-write protection shell fragment is in iron-clad Side folding is provided with an angle α, and the scope of the angle α is 0.5 ~ 3 °, the read-write protection terminal be arranged at the side of plastic body and The front end of read-write protection terminal is set to arc, and the side-walls of the plastic body are provided with two-stage step：First step and second Step, more than the thickness of read-write protection terminal, the top of the read-write protection terminal is arranged at for the height of the first step At one step, the top of the read-write protection shell fragment is arranged at second step, when memory card is not inserted into iron-clad, read-write protection Do not contacted between terminal and read-write protection shell fragment.

2. one kind according to claim 1 remembers card slot connector, it is characterised in that the both sides difference of the inspection terminal A male arms, the male arms and plastic cement body by integral forming are provided with, the bottom surface of male arms is slightly below the bottom of inspection terminal, the top of male arms Face flushes with plastic body upper surface.

3. one kind according to claim 2 remembers card slot connector, it is characterised in that the end lower surface of the male arms sets It is equipped with chamfering.

4. one kind according to claim 1 remembers card slot connector, it is characterised in that set in the rear end face of the plastic body It is equipped with stopper.

5. one kind according to claim 4 remembers card slot connector, it is characterised in that the medial surface of the stopper is provided with Some projections, size and the clear size of opening of plastic body rear end face of the projection match.

6. one kind according to claim 4 remembers card slot connector, it is characterised in that the medial surface of the stopper is provided with Some riblets, screens during for installing.