CN106384912B

CN106384912B - Electronic card coupler

Info

Publication number: CN106384912B
Application number: CN201610910334.1A
Authority: CN
Inventors: 陈伟
Original assignee: Kunshan Jiahua Electronics Co Ltd
Current assignee: Kunshan Jiahua Electronics Co Ltd
Priority date: 2016-10-19
Filing date: 2016-10-19
Publication date: 2018-12-25
Anticipated expiration: 2036-10-19
Also published as: CN106384912A

Abstract

The invention discloses a kind of electronic card couplers, insulating body including several conductive terminals and the fixed conductive terminal, the conductive terminal includes docking section and the fixed part that connect with the docking section, the docking section includes main part and the contact portion for being formed in the main part apex, the conductive terminal is fixed on the insulating body by the fixed part, the electronic card coupler has the insertion end entered to supplied for electronic card insertion, two conductive terminals at least adjacent to the insertion end are respectively arranged with guid arm, due to the setting of guid arm, when Kato inclination is taken out out of electronic card coupler accommodating space, it can be avoided and conductive terminal is caused to damage.

Description

Electronic card coupler

Technical field

The present invention relates to electronic card connection areas, and in particular to a kind of electronic card coupler with electronics card docking.

Background technique

Currently, SIM card (Subscriber Identification Module Card, Subscriber Identity Module), SD card Electronic cards such as (Secure Digital Memory Card, memory cards) have obtained universal use.Electronic card (such as SIM card) it is to be contacted by the conductive terminal of electronic card coupler with the conductive sheet in electronic card when being connect with electronic product, with It realizes and reads or store information.

Electronic card is generally by being placed on Kato and being inserted into the accommodating space of electronic card coupler, in practical application In the process, it is often necessary to which empty Kato (i.e. without electronic card in Kato) is inserted into the accommodating space with electronic card coupler (such as the cell phone apparatus newly to dispatch from the factory).It, will if Kato inclination insertion accommodating space since the docking section of conductive terminal projects upwards When the Kato of inclination insertion takes out, the docking section of conductive terminal can be hooked for accommodating the receiving area edge of electronic card in Kato； Or in fast extract, activity space of the remainder that Kato stays in accommodating space in accommodating space becomes larger, in Kato Receiving area edge for accommodating electronic card is also possible to hook the docking section for arriving conductive terminal.Above situation is all easier to cause electricity The deformation of the accommodating space inner conductive terminal docking section of daughter board connector, it is serious that electronic card coupler is caused to fail.

In view of this, it is necessary to provide a kind of effective solution schemes to solve the above technical problems.

Summary of the invention

The present invention is directed at least solve one of technical problem of the existing technology, for achieving the above object, this hair Bright to provide a kind of electronic card coupler, specific design method is as follows.

A kind of electronic card coupler, the insulating body including several conductive terminals and the fixed conductive terminal are described Conductive terminal includes docking section and the fixed part that connect with the docking section, and the docking section includes main part and is formed in The contact portion of the main part apex, the conductive terminal is fixed on the insulating body by the fixed part, described Electronic card coupler has the insertion end that enters to supplied for electronic card insertion, wherein at least adjacent to leading described in two of the insertion end Electric terminal is respectively arranged with guid arm；The docking section of every guid arm and the corresponding conductive terminal is in first position phase Even, the first position is located at a side on the docking section far from the insertion end and close to the contact portion, every institute Guid arm is stated to be extended by the direction that the corresponding first position is directed away from the insertion end.

Further, every guid arm is tilted down far from the extending direction of the insertion end, so that the guid arm Lower than the contact portion.

Further, the guid arm extending direction close to two conductive terminals of the insertion end is opposite.

Further, the guid arm has the root being connected with the docking section and the head far from the root, institute The head of guid arm is stated in the upper surface for being not higher than the insulating body.

Further, the guid arm is folded upward at tilting on the head.

Further, the lowest position on the head is provided with partes glabra.

Further, the width dimensions of the root are greater than the width dimensions on the head.

Further, the guid arm is higher than far from the side of the fixed part close to the side of the fixed part, described to lead Draw side of the arm far from the fixed part and is provided with chamfering structure at the head position.

Further, the guid arm head is folded upward at tilting and forms crease line, by the guid arm far from the fixation The reverse direction angle that crease line described in one lateral edge in portion guides the direction inside the guid arm into and the guid arm extends Less than 45 °.

The beneficial effects of the present invention are: two conductive terminals due to electronic card coupler close to insertion end are respectively arranged with Guid arm, when Kato inclination is taken out out of electronic card coupler accommodating space, Kato is used to place the receiving area side of electronic card Edge can be mobile along guid arm, is then detached from conductive terminal docking section, so that anti-latch bracket seat is hooked to conductive terminal docking section, avoids Mutual conductance electric terminal is drawn to cause to damage to it when taking out Kato.

Detailed description of the invention

Fig. 1 is a kind of three-dimensional view of conductive terminal involved in the present invention；

Fig. 2 is the three-dimensional view of electronic card coupler embodiment one；

Fig. 3 is the three-dimensional view in Kato inclination insertion electronic card coupler；

Fig. 4 is the main view of electronic card coupler embodiment one；

Fig. 5 is a enlarged schematic partial view in Fig. 4；

Fig. 6 is the right view of electronic card coupler embodiment one；

Fig. 7 is b enlarged schematic partial view in Fig. 6；

Fig. 8 is the top view of electronic card coupler embodiment one；

Fig. 9 is the enlarged diagram of the part c in Fig. 8；

Figure 10 is the three-dimensional view of electronic card coupler embodiment two；

Figure 11 is the top view of electronic card coupler embodiment two；

Figure 12 is the enlarged diagram of the part d in Figure 11；

Figure 13 is the main view of electronic card coupler embodiment two；

Figure 14 is e enlarged schematic partial view in Figure 13；

Figure 15 is the three-dimensional view of electronic card coupler embodiment three.

Figure 16 is conductive terminal another kind three-dimensional view according to the present invention；

In figure,

1 is conductive terminal；

10 be guid arm, and 11 be the main part of docking section, and 12 be fixed part, and 13 be weld part；

100 be crease line, and 101 be guide edge, and 102 be chamfering structure, and 103 be partes glabra, 104 sides extended for guid arm To place straight line, 105 be root, and 106 be head, and 107 be first position, and 108 is guide auxiliary side, and 110 be contact portion, and 111 are Flange, 1110 be notch features, and 112 be elastic arm, and 1120 be hollowed out area；

2 be insulating body, and 20 be insulating body upper surface；

3 be other terminals；

4 be Kato；

5 be insertion end；

A, b, c, d, e are region to be amplified；

X is Kato direction of insertion.

Specific embodiment

Hereinafter, the present invention will be described in detail with reference to various embodiments shown in the accompanying drawings, please refers to Fig. 1 to Figure 16 institute Show, is some better embodiments of the invention.

With reference to Fig. 2, Figure 10, Figure 15, electronic card coupler of the invention includes several conductive terminals and fixed conducting end The insulating body 2 of son, electronic card coupler of the invention have the insertion end 5 entered to supplied for electronic card insertion.Wherein, in the present invention In disclosed multiple specific embodiments, two conductive terminals 1 close to insertion end 5 are respectively arranged with guid arm 10, other one Not publicly there can be more than two conductive terminal to be provided with guid arm 10 in embodiment a bit.

As shown in Fig. 1 and Figure 16, there is 1 specific embodiment of conductive terminal of guid arm 10 for the present invention comprising Docking section, the fixed part 12 being connect with docking section and the weld part 13 drawn by fixed part 12.

With reference to shown in Fig. 1, Fig. 2 and Figure 16, the docking section of conductive terminal 1 includes main part 11 and is formed in main part 11 The contact portion 110 of apex.Conductive terminal 1 further includes guid arm 10, the phase at first position 107 with docking section of guid arm 10 Even, first position 107 is located at a side on docking section far from insertion end 5 and close to contact portion 110, and guid arm 10 is by first The direction that 107 are directed away from insertion end 5 is set to extend.With reference to Fig. 5, Figure 14, extending direction of the guid arm 10 far from insertion end 5 is downward Inclination, so that the guid arm is lower than the contact portion.

As shown, 10 extending direction of guid arm of two conductive terminals 1 of close insertion end 5 is on the contrary, i.e. two guidings Arm 10 extends towards the direction far from insulating body respectively, is based on this, and no matter how Kong Kato opposing electronic card connector tilts, Guid arm 10 can be formed with the support of effect to the receiving area edge for being used to accommodate electronic card in Kato.

It is relatively easy to understand in the present invention, fixed part 12 is used as the fixed region of conductive terminal, with reference to Fig. 2, in the present invention Conductive terminal 1 is fixed on insulating body 2 by fixed part 12；Weld part 13 is used as the region connecting with other mechanisms, at this In invention on circuit boards by the welding of weld part 13, it is electrically conducted with realizing.The specific structure of fixed part 12 and weld part 13 can It is adjusted, can also be made on conventional structure using basic structure relatively conventional in field according to specific requirements Certain reasonable deformation design, is not stated excessively herein.

With reference to Fig. 5, guid arm 10 has the root 105 being connected with docking section and the head 106 far from root 105, In specific implementation process, the head 106 of guid arm 10 is in the upper surface 20 for being not higher than insulating body 2.Since guid arm 10 is separate The extending direction of insertion end 5 tilts down, and the level height that there is guid arm 10 suitable length head 106 can be realized is not high Level height in the upper surface of insulating body 2 20.

In the present embodiment, guid arm 10 has two opposite sides, and as shown in Fig. 5 and Figure 14, two opposite sides side is respectively Guide edge 101 and the auxiliary side 108 of guiding, wherein guide edge 101 is a side of guid arm 10 far from fixed part 12.Due to conduction The docking section of terminal 1 is upturned, and in level height, 101 entirety of side on guid arm 10 far from insulating body 2, which is higher than, to be leaned on The side 108 of nearly insulating body 2, therefore the side 101 that will be far from insulating body 2 tilts insertion electronics taking out as guide edge When Kato 4 in the accommodating space of card connector, the guide edge 101 with higher position directly supports the formation of Kato 4.

In some other designs, if guid arm 10 is integrally higher than close to the side of insulating body 2 far from insulating body 2 Side, the side that also may be selected to will be close to insulating body 2 is as guide edge；In further embodiments, guid arm 10 is close The side of insulating body 2 is identical as far from the side level height of insulating body 2, and the upper surface of guid arm 10 can be to card at this time The formation of support 4 directly supports, and guide edge is not present at this time.

In actual application in view of conductive terminal 1, the contact portion 110 on vertex should have in level height Extreme higher position (with reference to orientation in figure), so in the design with guide edge 101, guide edge 101 far from contact portion 110 one End should not be greater than the level height of contact portion 110 in level height.In conjunction with the reliability requirement of design, led in the present embodiment Draw specific requirement in the design process of arm 10: the one end of guide edge 101 far from contact portion 110 is in level height not higher than insulation The height of 2 upper surface 20 of ontology.

Electronic card coupler of the invention is generally fixed on circuit board, in example 1, guid arm 10 in order to prevent Head scratch circuit board, the guid arm 10 of conductive terminal 1 is folded upward at tilting in 105 position of head, with reference to Fig. 6, Fig. 7 institute Show, the head after bending tilts has crease line 100.

Although head bending can avoid scratch of the guid arm 10 to circuit board to a certain extent, with reference to Fig. 7, this implementation In example, the lowest position also on the head of guid arm 10 is provided with partes glabra 103, refering to what is shown in Fig. 7, extreme lower position is to lead The position that the relative edge's (guiding auxiliary side 108) for drawing guide edge 101 on arm 10 is intersected with crease line 100.At this point, even if guid arm Have between 10 and circuit board and directly contact, also circuit board will not be caused to damage.

In the present invention, partes glabra 103 can be arc angling or globoidal structure, is also possible to continuous broken line and is bent to form Chamfering.

For the stress preferably dispersed on guid arm 10, the width dimensions of root 105 are greater than the broad-ruler on head 106 It is very little.With reference to Fig. 5, i.e. the width dimensions of root 105 are w1, and the width dimensions on head 106 are w2, in the present embodiment w1 > w2.? In specific design process, width of the guid arm 10 from root 105 to head 106 is become narrow gradually, and being designed in this way preferably to divide Dissipate the stress generated when 10 head 106 of guid arm is contradicted to circuit board.

In order to guarantee that the head of conductive terminal 1 is not higher than the upper surface of insulating body 2, avoid and the scratch of Kato 4, guide edge 101 are provided with chamfering structure 102 at 106 position of head, and the extreme higher position on head is arranged in chamfering structure 102.In some tools In body implementation process, 106 two sides of head of guid arm 10 are disposed as chamfering structure or directly that the head of guid arm 10 is whole Body is set as arcuate structure.

In view of the positional relationship (specifically referring to existing technical literature) of conductive terminal and circuit board, by leading in the present invention Draw the side 101(i.e. a side of guid arm 10 far from the fixed part) along crease line 100 guide into the direction inside guid arm 10 with The reverse direction angle of 10 extending direction of guid arm is acute angle, with reference to Fig. 9, i.e. crease line 100 and guid arm extending direction institute Angle α between straight line 104 is acute angle.

As the preferred embodiment in specific implementation process, angle α specifically refers to the embodiment of the present invention two less than 45 °, I.e. with reference to shown in Figure 11, Figure 12, angle α has smaller value with respect to the angle α in Fig. 9.Theoretically, there are a spies for angle α Definite value, at this point, the crease line 100 for assembling conductive terminal 1 on circuit boards is parallel to circuit board upper surface, angle α is most at this time The figure of merit.

Above design of the α angle less than 45 °, it is ensured that crease line is more steady, has in guid arm 10 wide enough In the case where, guarantee that 101 one end of guide edge is consistently lower than 2 upper surface 20 of insulating body；Furthermore it is possible to guarantee guid arm 10 in electricity It is slided on the plate of road steadily, reduces guid arm 10 and be pressed down conflict to the torsional deflection amount after circuit board.

In addition, in the embodiment of the present invention two, with reference to Figure 13, Figure 14, wherein Figure 13 is electronic card coupler embodiment two Main view, Figure 14 be Figure 13 in e enlarged schematic partial view.As shown, guide edge 101 exists far from one end of contact portion 110 It is lower than the level height of 20 upper surface of insulating body in level height, there is difference in height h between the two.

Stress dispersed structure is provided in the present invention on the docking section of conductive terminal 1, stress dispersed structure can be preferable Stress suffered by dispersed electro-conductive terminal docking section specifically discloses the two ways of stress dispersed structure in the present invention.

Reference implementation example one and embodiment two, in conjunction with shown in Fig. 1, Fig. 7 and Figure 10, the docking of conductive terminal 1 of the invention 11 two sides of main part in portion, which have, to be turned over all over 111, is turned over and is provided with notch features 1110 on 111, and notch features 1110 are constituted and answered Power dispersed structure.As shown, every flange 111 on main part 11 is staggered to be formed centainly at the position of notch features 1110 Allow bit space.In some other embodiment, allowing every flange 111 is continuous shape at the position of notch features 1110 (there is no bit space is allowed).In the conductive terminal 1 with flange 111, guid arm 10 is connected with flange 111.

Reference implementation example three shows to be that the another of conductive terminal 1 in the present invention is tied that is, as shown in Figure 15, Figure 16 The main part 11 of structure, conductive terminal 1 is formed by two elastic arms 112 for intersecting at contact portion 110, shape between two elastic arms 112 At there is hollowed out area 1120, elastic arm 112 itself has preferable elasticity and recovery capacity, directly constitutes stress of the invention Dispersed structure.

In the conductive terminal 1 with elastic arm 112, guid arm 10 is directly connected with the elastic arm 112 for constituting docking section.

Stress dispersed structure involved in the present invention can also use some other mode, specifically can be realized conduction The stress of terminal 1 is separated into principle.

With reference to Fig. 3, for the three-dimensional view in the inclination insertion electronic card coupler of Kato 4, in the present embodiment, electronic card connects It connects device and has that there are two the conductive terminal 1 that is oppositely arranged, the guid arm 10 of conductive terminal 1 and docking sections at 5 position of insertion end A side far from insertion end is connected.Wherein, X-direction is the direction of insertion of Kato 4, electronic card insertion and Kato 4 in the present invention Direction of insertion it is consistent, electronic card insertion insertion end 5 be Kato 4 be inserted into insertion end.As shown, 4 mistake of Kato Inclination is inserted into electronic card coupler, and the edge of electronic card receiving area abuts 1 docking section 11 of conductive terminal, extracts Kato When, due to the effect of guid arm 10, Kato 4 can smoothly export be without catching on docking section 11 from guid arm 10, from effective Avoid take out Kato when conductive terminal is caused to damage.

In addition, electronic card coupler involved in the present invention can also have the terminal of other structures, with reference to the above reality The attached drawing for applying example, is additionally provided with other terminals 3 on insulating body 2, and other terminals 3 do not have guid arm 10, other terminals 3 with Conductive terminal 1 in the present invention with guid arm 10 collectively forms the electric connection component of electronic card coupler.

It should be appreciated that although this specification is described in terms of embodiments, but not each embodiment only includes one A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say As a whole, the technical solution in each embodiment may also be suitably combined to form those skilled in the art can for bright book With the other embodiments of understanding.

The series of detailed descriptions listed above only for feasible embodiment of the invention specifically Protection scope bright, that they are not intended to limit the invention, it is all without departing from equivalent implementations made by technical spirit of the present invention Or change should all be included in the protection scope of the present invention.

Claims

1. a kind of electronic card coupler, the insulating body including several conductive terminals and the fixed conductive terminal is described to lead Electric terminal includes docking section and the fixed part that connect with the docking section, and the docking section includes main part and is formed in institute The contact portion of main part apex is stated, the conductive terminal is fixed on the insulating body by the fixed part, the electricity Daughter board connector has the insertion end entered to supplied for electronic card insertion, which is characterized in that at least adjacent to two institutes of the insertion end It states conductive terminal and is respectively arranged with guid arm；The docking section of every guid arm and the corresponding conductive terminal is in first position It is connected, the first position is located at a side on the docking section far from the insertion end and the close contact portion, and every The guid arm is extended by the direction that the corresponding first position is directed away from the insertion end.

2. electronic card coupler according to claim 1, which is characterized in that every guid arm is far from the insertion end Extending direction tilt down so that the guid arm be lower than the contact portion.

3. electronic card coupler according to claim 1, which is characterized in that close to two conductions of the insertion end The guid arm extending direction of terminal is opposite.

4. electronic card coupler according to claim 1 to 3, which is characterized in that the guid arm has and institute The connected root in docking section and the head far from the root are stated, the head of the guid arm is being not higher than the insulating body Upper surface.

5. electronic card coupler according to claim 4, which is characterized in that the guid arm is folded upward on the head It tilts.

6. electronic card coupler according to claim 4, which is characterized in that the lowest position on the head is provided with flat Cunning portion.

7. electronic card coupler according to claim 4, which is characterized in that the width dimensions of the root are greater than the head The width dimensions in portion.

8. electronic card coupler according to claim 4, which is characterized in that side of the guid arm far from the fixed part Side is higher than close to the side of the fixed part, and side of the guid arm far from the fixed part is arranged at the head position There is chamfering structure.

9. electronic card coupler according to claim 4, which is characterized in that the guid arm head is folded upward at tilting shape At crease line, the crease line as described in a lateral edge of the guid arm far from the fixed part guides the direction inside the guid arm into The reverse direction angle extended with the guid arm is less than 45 °.