CN2904336Y - Terminal structure of card connector - Google Patents

Abstract

The utility model relates to a conductive terminal of a clamp connector. The clamp connector comprises an insulation base, plural conductive terminals and a barrier cover; the plural conductive terminals are inserted into the insulation base by the insert-molding; the conductive terminals' welding part is bent to a welding space; and the end of the welding part is insertedly fixed to the insulation base's inner, to increase the negotiability of the solder while welding and to avoid the sway of the conductive terminals, moreover to increase the conductive terminals welding part's flatness, firmness and solerability.

Description

The terminal structure of card connector

Technical field

The utility model provides a kind of conducting terminal of card connector, refers to a kind of microSD of being applicable to card especially, and can promote the card connector of flatness, steadiness and the weldability of the weld part of conducting terminal.

Background technology

Along with the prosperity of science and technology now, the development trend of computer and electronic correlation product is also strong towards function, speed is fast, volume is little, accessory direction many and that have a function of expandability strides forward, and in order to expand factors such as connection and increase memory capacity, make connector become indispensable important component, and it is light in order to adapt to, thin, short, little trend, these connectors just need significantly to dwindle thereupon, when connector dwindles, the also miniaturization thereupon of its relative memory card, thereby make that upgrading littler memory card constantly is formulated out, wherein, the microSD card, a kind of exactly small memory card that in the recent period is formulated out, and when the volume of connector and memory card is more and more small, relatively also can be more difficult on the assembling location, and for making signal when transmission steady and smooth more, and can not shake after must making memory card be inserted in connector, the situation that comes off, therefore smooth and easy the stablizing in the time of will how increasing fixing stability and keep electric connection is that considerable problem is gone up in design at present.

General habitual card connector as shown in Figure 6, be to be habitual side cutaway view, habitual body 4 is to utilize plastic material ejaculation and integrally formed, these body 4 inside are embedded with a plurality of neat and spaced terminals 41, this plural terminals 41 has weld part 411 respectively, this weld part 411 is to protrude the outside of body 4 and form common plane, again with weld part 411 by the scolder solid welding on circuit board for use; Yet this kind terminal 41 is to be fixed on the body 4 by mid portion, and weld part 411 because of unsettled in body 4 outsides, therefore often cause weld part 412 flexural deformations of this terminal 41 because of the mode of installing or the assembling factors such as collision after finishing, perhaps produce the situation that terminal 41 rocks.

So there is the dealer to propose another application case again, connector improvement as the improved terminal coplane degree of No. the 00521881st, notification number, as shown in Figure 7, be to be provided with plug-in card terminal 51 in body 5 inside, substrate 52 and solder terminal 53, plug-in card terminal 51 is to be plugged in the body 5, then give prominence at body 5 rear sides plug-in card terminal 51 rear ends, and substrate 52 is set at opposed plug-in card terminal 51 ends up and down, substrate 52 makes plug-in card terminal 51 and solder terminal 53 conductings that are arranged on body 5 terminal bottoms by this, so make the welding ends 531 of solder terminal 53 to support and be attached to body 5 bottoms, and reach good coplane degree.

Though but above-mentioned habitual connector can reach coplane degree preferably, but with terminal be separated into plug-in card terminal 51 and solder terminal 53 make or assembling process in all can cause the increase of time and cost, and in order to make plug-in card terminal 51 and solder terminal 53 energy mutual conduction, again must with install substrate 52 between the two, therefore more make cost and assembling increase man-hour; Moreover, above-mentioned two habitual connectors all are to utilize weld part 411 and solder terminal 53 to be flattened on the circuit board to weld again, to make connector can be fixed on circuit board for use, but because weld part 411 and solder terminal 53 are when being flattened on circuit board, can reduce the circulation of scolder, the situation that therefore causes empty weldering or solderability to reduce easily produces.

Be with, how solve the above problems and lack, be the relevant manufacturer that is engaged in the industry and desire most ardently the direction place that research improves.

Summary of the invention

So the designer is to collect related data in view of above-mentioned every problem and disappearance, via assessing in many ways and considering, and to be engaged in the many years of experience of the industry accumulation, via constantly studying and revising, the beginning is designed the novel patent birth survivor of the conducting terminal of this kind card connector.

The purpose of this utility model is that a kind of card connector that conducting terminal is arranged on the stability of insulating base frame and promotes the weldability of weld part of promoting is being provided.

Card connector of the present utility model is made up of insulating base frame, complex conduction terminal and shielding flip, this complex conduction terminal is to be embedded in the accommodation space of insulating base frame, and conducting terminal is to have docking section and weld part, and weld part is to be bent to form a welding space, and the end of weld part then is embedded in insulating base frame inside, make being positioned on the insulating base frame that conducting terminal can be firm, and the welding space can increase the circulation of scolder when welding, and then reaches the effect of flatness, steadiness and the weldability of promoting the conducting terminal weld part.

Description of drawings

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

Fig. 2 is the stereogram that is assembled in insulating base frame for the utility model conducting terminal.

Fig. 3 is the stereo appearance figure for the utility model conducting terminal

Fig. 4 is stereo appearance figure of the present utility model.

Fig. 5 is the side cutaway view after the utility model combination.

Fig. 6 is habitual side cutaway view.

Fig. 7 is another habitual side cutaway view.

The figure number explanation

1 insulating base frame

11 accommodation spaces, 12 pivot connected slots

13 location notchs, 131 guiding blocks

2 conducting terminals

21 docking sections, 22 weld parts

221 welding spaces, 222 ends

3 shielding flips

31 pivots

4 bodies

41 terminals, 411 weld parts

412 weld parts

5 bodies

51 plug-in card terminals, 52 substrates

53 solder terminals

Embodiment

For reaching above-mentioned purpose and effect, technological means that the utility model adopted and structure thereof, the existing drawing illustrates in detail that with regard to preferred embodiment of the present utility model its feature and function are as follows, to understand fully in order to do profit.

Fig. 1, Fig. 2, Fig. 3, Fig. 4 are assembled in the stereogram of insulating base frame, stereo appearance figure and the utility model stereo appearance figure of conducting terminal for three-dimensional exploded view of the present utility model, conducting terminal, find out by knowing among the figure, card connector of the present utility model is made up of insulating base frame 1, complex conduction terminal 2 and shielding flip 3, thus with regard to the primary structure feature detailed description of this case as after; Wherein:

Insulating base frame 1 is for having an accommodation space 11, is concaved with corresponding pivot connected slot 12 in the both-side ends of insulating base frame 1, and is concaved with location notch 13 in insulating base frame 1 both sides near centre, and this location notch 13 1 sides top also convexes with guiding block 131.

Complex conduction terminal 2 is to be embedded respectively in the accommodation space 11 of insulating base frame 1 to embed the method for forming (insert molding), this conducting terminal 2 is to have docking section 21 and weld part 22, this weld part 22 is the welding spaces 221 that are bent to form a ㄩ type, and 222 of the ends of weld part 22 are embedded in insulating base frame 1 inside.

Shielding flip 3 can overlay on the top of insulating base frame 1 for cover, and this shielding flip both-side ends inwardly convexes with pivot 31 respectively, and is provided with spacer 32 in both sides near centre.

By said structure in group during structure, the central authorities of complex conduction terminal 2 are embedded on insulating base frame 1 to embed the method for forming (insertmolding), and the end 222 of the weld part 22 of conducting terminal 2 also is embedded and is positioned in the insulating base frame 1, make the welding space 221 of weld part 22 be exposed at the belows of insulating base frame 1 outward, can make pivot 31 that (as shown in Figure 2) in the complex conduction terminal 2 firm accommodation spaces that are positioned at insulating base frame 1 11 then will shield flip 3 again penetrate in pivot connected slot 12 by pivot connected slot 12 bottoms of insulating base frame 1, can make shielding flip 2 in the pivot connected slot 12 of insulating base frame 1, rotate, and can be the start that starts or cover, also finish the group structure (as shown in Figure 4) of the utility model integral body simultaneously.

As shown in Figure 5, be to be the side cutaway view after the utility model combination, find out by knowing among the figure, conducting terminal 2 after the group structure is finished is arranged on the accommodation space 11 of insulating base frame 1, weld part 22 ends 222 of this conducting terminal 2 are to be embedded in insulating base frame 1, the welding space 221 of weld part 22 then protrusion outside insulating base frame 1, therefore scolder is negotiable to welding in the space 221 when welding, circulation and weldability when welding to increase, and because of the end 222 of weld part 22 is to be embedded in fully in the insulating base frame 1, so do not have the anxiety of rocking or being out of shape, and then can promote the evenness of conducting terminal 2.

Be with, the utility model is embedded complex conduction terminal 2 on insulating base frame 1 to embed the method for forming (insert molding), make the end 222 of conducting terminal 2 be embedded in fully in the insulating base frame 1, make conducting terminal 2 can not rock, and can promote the flatness of conducting terminal 2, moreover weld part 22 forms a protrusion in the welding space 221 of insulating base frame 1 bottom, circulation and weldability in the time of therefore can increasing welding.

Above-mentioned detailed description is at a kind of preferable possible embodiments explanation of the utility model, but this embodiment is not in order to limit claim of the present utility model, all other do not break away from the equalization of being finished under the skill spirit that the utility model discloses to be changed and modifies change, all should be included in the claim that the utility model contains.

In sum, the conducting terminal of the utility model card connector has obvious effect in use to be promoted, and really meets the patent requirement of novelty, utility model and progressive, and filing an application in the whence in accordance with the law, expects early to grant a patent.

Claims (8)

1, a kind of terminal structure of card connector is characterized in that comprising:

Insulating base frame, it has an accommodation space, is concaved with corresponding pivot connected slot in the both-side ends of insulating base frame;

The complex conduction terminal, it is embedded respectively in the accommodation space of insulating base frame, and this conducting terminal is to have docking section and weld part, and this weld part is to be bent to form a welding space, and the end of weld part then is embedded in insulating base frame inside; And

The shielding flip can be covered the top that overlays on insulating base frame, inwardly convexes with the pivot of the pivot connected slot that can be articulated in insulating base frame respectively in shielding flip both-side ends.

2, as the terminal structure of claim 1 a described card connector, it is characterized in that: these insulating base frame both sides are provided with location notch, and location notch one side top and convex with guiding block, and shielding flip both sides are provided with the spacer that can be positioned in the location notch.

3, as the terminal structure of claim 1 a described card connector, it is characterized in that: this complex conduction terminal is to be embedded on insulating base frame to embed the method for forming.

4, as the terminal structure of claim 1 a described card connector, it is characterized in that: the pivot of this shielding flip is to rotate in the pivot connected slot of insulating base frame, and the action that can start or cover.

5, as the terminal structure of claim 1 a described card connector, it is characterized in that: this weld part is to be bent into the ㄩ type and can to protrude after assembling in insulating base frame bottom.

6, as the terminal structure of claim 5 a described card connector, it is characterized in that: these insulating base frame both sides are provided with location notch, and location notch one side top and convex with guiding block, and shielding flip both sides are provided with the spacer that can be positioned in the location notch.

7, as the terminal structure of claim 5 a described card connector, it is characterized in that: this complex conduction terminal is to be embedded on insulating base frame to embed the method for forming.

8, as the terminal structure of claim 5 a described card connector, it is characterized in that: the pivot of this shielding flip is to rotate in the pivot connected slot of insulating base frame, and the action that can start or cover.

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