CN202042699U

CN202042699U - Combined structure of card reading slot built in USB (Universal Serial Bus) plug

Info

Publication number: CN202042699U
Application number: CN2010206433916U
Authority: CN
Inventors: 刘振亚
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-12-06
Filing date: 2010-12-06
Publication date: 2011-11-16
Anticipated expiration: 2020-12-06

Abstract

A combined structure of a card reading slot built in a USB (Universal Serial Bus) plug comprises the structure that a plurality of first-type and second-type mounting slots are arranged on the first surface of an insulating substrate; first and second grooves are arranged on the rear section of the insulating substrate; a first insulating block is arranged on the first surface; guide grooves are arranged on the bottom surface of the first insulating block; first caulking grooves are arranged on the top surface of the first insulating block; first slots are arranged on two sides of the first insulating block; a first type terminal group penetrates and extends into the first caulking grooves; two sides of a terminal are clamped in the first caulking grooves for positioning; a first group of connecting pins extend from the tail end of the terminal to form a first connecting unit; a second insulating block is arranged on the first surface of the insulating substrate; second caulking grooves are arranged on the bottom surface of the second insulating block; second slots are arranged on two sides of the second insulating block; a third insulating block is arranged on the second surface of the insulating substrate; third caulking grooves are arranged on the bottom edge of the third insulating block; first clamping hooks and second clamping hooks are arranged on two sides of the third insulating block and are hooked and buckled on the first and the second slots, so that the first, the second and the third insulating blocks form a connecting module; a third type terminal group is arranged in the third caulking grooves of the third insulating block; a third group of connecting pin is formed on the rear section part of the third type terminal group to further form a third connecting unit; the outer circumferential edge of the connecting module is covered by a metal casing; and the structure can be combined with various circuit boards or electronic products.

Description

The combining structure of the built-in card reading slot of USB plug

Technical field

The utility model relates to USB plug, relates in particular to the combining structure of the built-in card reading slot of USB plug of a kind of convenient manufacturing and applicable different demands.

Background technology

Universal serial bus (Universal Serial BUS) is called for short USB, and it is Compaq, Ying Daier, Microsoft, Digital, NEC, and the main big factories of computer technology such as IBM and Nortel research and develop and plan out.

The USB connector is a kind of connection interface of standard, has unified the connector of various peripheral equipments, and just as one " cardan ", along with electronics, communication and digital isoelectronic development, the popularization of USB connector and importance are not sayed and can be explained.

Secondly, along with constantly weeding out the old and bring forth the new of digitisation product, developed the memory card of all size and capacity at present on the market, for example Micro SD and Nini SD are one little one big SD memory cards.Since the appearance of memory card is arranged, just need a kind of interface between card reader conduct and host computer, carry out the data transmission by the USB female plug hole of host computer, yet the volume of card reader on the market is all too huge at present, compared to the memory card of slight a slice, not only take up space and increase inconvenience in the use.

So, this case inventor is at M359775 number (US7 of TaiWan, China, 575,481) in the patent, disclose a kind of " the built-in card reading slot structure of USB plug ", it is mainly constructed and includes: one meets the metal shell of general agreement USBA-Type plug and coats within it insulated substrate, and its first surface forms first slot that can electrically connect with USB female plug hole; And, the thickness on this insulated substrate part plane is less than 1.2mm, make between this second surface and this second wall, forming one can be for second slot of the slim memory card insertion of Micro SD/T-Flash, and this second surface is provided with the plural metal terminal that can be electric connection with this memory card, makes this second slot form the slim card reading slot of a Micro SD/T-Flash; And end outside this second wall, it is the body flange that cooperates this Micro SD/T-Flash memory card outside, forming one can be for the breach of its fit, after supplying this memory card to embed this second slot, its profile still meets the USB plug specification of general agreement, when making the end that is combined in predetermined electronic product, do not hinder its function as normal USB plug.

After above-mentioned patent case is released, quite be subjected to the dealer to reach favorable comment certainly, the inventor is constantly research improvement also, phase can be under the framework of this built-in card reading slot USB plug, the demand of various different electronic industries is provided, even also USB plug can become a separate connection element, the circuit board or the electronic product combination of convenience and various difference in functionalitys, it is more extensive and practical that it is used.

The utility model content

Main purpose of the present utility model is to overcome the above-mentioned shortcoming that existing product exists, and provide the combining structure of the built-in card reading slot of a kind of USB plug, it is at preceding case structure, further make each linkage unit modularity and convenient the manufacturing and combination, and can be according to different demands and do different combinations, moreover the USB plug finished of its group structure, be a Connection Element independently, can combine with the circuit board or the electronic product of various difference in functionalitys, have the effect of promoting ease of use.

Another purpose of the present utility model is to provide the combining structure of the built-in card reading slot of a kind of USB plug, all functions in the case before it is possessed, and it can organize the plug that constitutes a USB 2.0 or USB 3.0 specifications on demand, also promptly have two kinds of specifications simultaneously in same module, have to promote and use optionally effect.

The purpose of this utility model is realized by following technical scheme.

The combining structure of the built-in card reading slot of the utility model USB plug refers to a kind ofly it is characterized in that at the built-in card reading slot of general agreement USB A-Type plug structure especially, comprising:

One insulated substrate, it possesses a first surface and a second surface, and this first surface is provided with plural number first type and second type installed on it for plural terminals and installs groove, and these insulated substrate back segment both sides are provided with one first groove and second groove in addition;

One first collets, it is located at this insulated substrate first surface, and its bottom surface is provided with plural guide groove with respect to the direction of this first type installing groove, and end face is provided with plural first caulking groove, and its dual-side is provided with one first draw-in groove with respect to first groove of this insulated substrate;

One first type terminal group is to be this first caulking groove that axially stretches through, and the set protruding sour jujube in its terminal both sides can be fastened in this first caulking groove and locate, and makes tail end extend to form one first group of pins, forms one first linkage unit according to this;

One second collets are provided in a side of this insulated substrate first surface, and are positioned at the place ahead of these first collets, and its bottom surface is provided with plural second caulking groove, and its both sides are provided with one second draw-in groove with respect to second groove of this insulated substrate;

One the 3rd collets, be provided in a side of this insulated substrate second surface, its root edge is provided with plural number the 3rd caulking groove, and both sides are with respect to this first, second groove, be provided with two upwardly extending first trips and second trip, make it make progress hook on first, second corresponding respectively draw-in groove of these first, second collets, be incorporated into a compound connection module so as to making this insulated substrate and first, second, third collets by this insulated substrate bottom surface;

One the 3rd type terminal group, its leading portion portion is embedded the 3rd caulking groove at the 3rd collets with the set protruding sour jujube in its both sides, and the 3rd collets extend in back segment portion, form one the 3rd group of pins, form one the 3rd linkage unit according to this;

One metal shell, it is the dimensions that meets general agreement USB A-Type plug by metal forming, and make it be coated on the outer peripheral edges of this compound connection module, on its housing, the lower end possesses one first wall and one second wall respectively, make in face of this first wall between the section and this insulated substrate first surface, form first slot that can be electric connection with the USB 2.0 or the USB 3.0 female plug holes of general agreement, other makes between this second wall and this insulated substrate second surface, forming one can be for second slot of the slim memory card insertion of Micro SD/T-Flash, and the front end of the 3rd type terminal group is protruding to be exposed in this second slot, makes this second slot form the slim card reading slot of a Micro SD/T-Flash.

The combining structure of the built-in card reading slot of aforesaid USB plug, wherein the first type terminal group is the terminal construction of USB 2.0 specifications.

The combining structure of the built-in card reading slot of aforesaid USB plug, wherein second caulking groove of second collets is the second type terminal group that axially are equipped with USB 3.0 specifications, its protruding sour jujube with the terminal both sides is fastened in this second caulking groove and locatees, and the tail end of this second type terminal group extends this second caulking groove backward, form second group of pins, form one second linkage unit according to this.

The combining structure of the built-in card reading slot of aforesaid USB plug, wherein first collets and second collets comprise and are set as independent shape or synthesize one.

The combining structure of the built-in card reading slot of aforesaid USB plug, wherein compound connection module further can connect a circuit board, and the default interface that connects on this circuit board, can be electric connection with this first, second, third group of pins respectively.

The combining structure of the built-in card reading slot of aforesaid USB plug, wherein the connection interface both sides of circuit board are provided with two perforation, and these both sides, metal shell rear end are provided with the lug that embeds this perforation, and it is mutually combined.

The combining structure of the built-in card reading slot of aforesaid USB plug, the second wall outer end of metal shell wherein, it is the body flange that cooperates this memory card outside, forming one can be for the breach and the depressed part of its fit, after supplying this memory card to embed this second slot, its profile still meets the USB plug specification of general agreement, when being combined in the end of predetermined electronic product, does not hinder its function as normal USB plug.

The combining structure of the built-in card reading slot of aforesaid USB plug, wherein the front face of first type of insulated substrate, second type installing groove is provided with plural first location notch, leading section for this first type terminal group embeds the location, and the front face of second type installing groove is provided with plural second location notch, embed the location for the leading section of this second type terminal group, and this second location notch have can be for the leading section of this second type terminal group space to bottom offset.

The combining structure of the built-in card reading slot of aforesaid USB plug, wherein the leading portion portion of the 3rd collets is provided with a plural number the 3rd location notch, embed the location for the leading section of the 3rd type terminal group, and the 3rd location notch have can be for the leading section of the 3rd type terminal group space to top offset.

The combining structure of the built-in card reading slot of aforesaid USB plug, the 3rd a collets bottom surface side wherein wherein, be provided with the fool proof guide ramp of this memory card shape of cooperation, and the rear side of this guide ramp is provided with the 4th terminal that protrudes out in laterally, whether inserts this second slot in order to detect this memory card.

The beneficial effect of the combining structure of the built-in card reading slot of the utility model USB plug, for reaching above-mentioned purpose, the technological means of the used employing of the utility model comprises: an insulated substrate, it possesses a first surface and a second surface, this first surface is provided with plural number first type and second type installed on it for plural terminals and installs groove, and these insulated substrate back segment both sides are provided with one first groove and second groove in addition; One first collets, it is located at this insulated substrate first surface, and its bottom surface is provided with plural guide groove with respect to the direction of this first type installing groove, and end face is provided with plural first caulking groove, and its dual-side is provided with one first draw-in groove with respect to first groove of this insulated substrate; One first type terminal group is to be this first caulking groove that axially stretches through, and the set protruding sour jujube in its terminal both sides can be fastened in this first caulking groove and locate, and makes tail end extend to form one first group of pins, forms one first linkage unit according to this; One second collets, be provided in a side of this insulated substrate first surface, and be positioned at the place aheads of this first collets, its bottom surface is provided with plural second caulking groove, and its both sides are with respect to second groove of this insulated substrate, be provided with one second draw-in groove: one the 3rd collets, be provided in a side of this insulated substrate second surface, its root edge is provided with plural number the 3rd caulking groove, and both sides with respect to this first, second groove, be provided with two upwardly extending first trips and second trip, make its by this insulated substrate bottom surface make progress hook this first, first of second collets difference correspondence, on second draw-in groove, so as to making this insulated substrate and first, second, the 3rd collets are incorporated into a compound connection module; One the 3rd type terminal group, its leading portion portion is embedded the 3rd caulking groove at the 3rd collets with the set protruding sour jujube in its both sides, and the 3rd collets extend in back segment portion, form one the 3rd group of pins, form one the 3rd linkage unit according to this; One metal shell, it is the dimensions that meets general agreement USB A-Type plug by metal forming, and make it be coated on the outer peripheral edges of this compound connection module, on its housing, the lower end possesses one first wall and one second wall respectively, make in face of this first wall between the section and this insulated substrate first surface, form first slot that can be electric connection with the USB 2.0 or the USB 3.0 female plug holes of general agreement, other makes between this second wall and this insulated substrate second surface, forming one can be for second slot of the slim memory card insertion of Micro SD/T-Flash, and the front end of the 3rd type terminal group is protruding to be exposed in this second slot, makes this second slot form the slim card reading slot of a Micro SD/T-Flash; Thus, the utility model utilizes the collets of two or three different kenels of insulated substrate collocation, utilize mutual hook to be combined into a module, and each collets utilizes its caulking groove, can select the terminal group of nested pre-setting body according to different demands, to reach the USB specification of predetermined function.

According to aforementioned feature, the utility model further can axially be equipped with the second type terminal group of USB 3.0 specifications on demand at second caulking groove of these second collets, its protruding sour jujube with the terminal both sides is fastened in this second caulking groove and locatees, and the tail end of this second type terminal group extends this second caulking groove backward, form second group of pins, form one second linkage unit according to this.

Description of drawings:

Fig. 1 is the exploded perspective view of the utility model one by the end face stravismus.

Fig. 2 is another exploded perspective view by the end face stravismus of the utility model.

Fig. 2 A is another angle stereogram of first linkage unit shown in Fig. 2.

Fig. 2 B is another angle stereogram of second linkage unit shown in Fig. 2.

Fig. 2 C is another angle stereogram of the 3rd linkage unit shown in Fig. 2.

Fig. 3 is that the utility model is looked side ways an exploded perspective view again by end face.

Fig. 4 is the USB plug stereoscopic figure of the utility model by the end face stravismus.

Fig. 5 is USB plug and the circuit board combination schematic diagram of the utility model by the end face stravismus.

Fig. 6 is the utility model cut-away view.

Fig. 7 is the utility model cut-away view, the schematic diagram of the slim card of The built-in.

Fig. 8 is the exploded perspective view of the utility model one by the bottom surface stravismus.

Fig. 9 is another exploded perspective view by the bottom surface stravismus of the utility model.

Figure 10 is the combination dissected figure of the utility model by the bottom surface stravismus.

Figure 11 is the different embodiment stereograms of the compound connection module of the utility model.

Figure 12 is the different embodiment cut-away views of the compound connection module of the utility model.

Major label description in figure: 10 insulated substrates, 11 first surfaces, 12 second surfaces, 13 first types installing groove, 131 first location notchs, 14 second types installing groove, 141 second location notchs, 15 first grooves, 16 second grooves, 20 first type terminal group, 21 first group of pins, 22 protruding sour jujubes, 30 second type terminal group, 31 second group of pins, 32 first collets, 33 guide grooves, 34 first caulking grooves, 35 first draw-in grooves, 36 protruding sour jujubes, 40 second collets, 41 second caulking grooves, 42 second draw-in grooves, 50 the 3rd type terminal group, 51 the 3rd collets, 52 the 3rd caulking grooves, 53a first trip, 53b second trip, 54 the 3rd location notchs, 55 guide ramp, 56 the 3rd group of pins, 57 the 4th terminals, 58 protruding sour jujubes, 60 compound connection modules, 60a first linkage unit, 60b second linkage unit, 60c the 3rd linkage unit, 70 metal shells, 71 first walls, 72 second walls, 73 first slots, 74 second slots, 75 lugs, 76 breach, 77 depressed parts, 78 memory cards, 781 body flanges, 782 electrically connect face, 80 is USB plug, 90 circuit boards, 91 connect interface, 92 perforation.

Embodiment

At first, see also Fig. 1 to shown in Figure 10, the USB plug 80 that the utility model disclosed, be meant a kind of A-Type plug that meets general agreement USB specification, the length of this kind USB plug is 18.5mm, width 12mm, thickness is 4.5mm, the dimensional space that the utility model utilization is such reaches the structure of the slim card reading slot of a built-in Micro SD/T-Flash, and does not influence its function as general normal USB plug 80.Certainly in this confined space, for reaching predetermined effect, the utility model preferred embodiment comprises:

One insulated substrate 10, it possesses a first surface 11 and a second surface 12, this first surface 11 is provided with for plural terminals and installs first type of 1 on it installing groove 13 and one second type installing groove 14, and one first groove 15 and one second groove 16 are established in these insulated substrate 10 back segment portion both sides in addition;

One first collets 32, it is located at this insulated substrate first surface 11, and its bottom surface is with respect to the direction of this first type installing groove 13, be provided with plural guide groove 33, end face is provided with plural first caulking groove 34, and its dual-side is provided with one first draw-in groove 35 with respect to first groove 15 of this insulated substrate:

One first type terminal group 20, be this first caulking groove 34 that axially stretches through, the protruding sour jujube 22 that its body both sides are set, can be fastened in this first caulking groove 34 and locate, shown in Fig. 2 A, in addition, these first type terminal group, 20 tail ends extend this first caulking groove 34, form one first group of pins 21, form one first linkage unit 60a according to this; In this example, this first type terminal group 20 is the terminal construction of USB 2.0 specifications, and it has 4 terminals, but is not limited to this.

One second collets 40 are located at this insulated substrate first surface 11, and are positioned at the place ahead of these first collets 32, and its bottom surface is provided with plural second caulking groove 41, and its both sides are provided with one second draw-in groove 42 with respect to second groove 16 of this insulated substrate 10;

One the 3rd collets 51, be provided in a side of this insulated substrate second surface 12, its root edge is provided with plural number the 3rd caulking groove 52, and both sides are with respect to these first,

second groove

15,16 places, be provided with two the upwardly extending first trip 53a and the second trip 53b, make it make progress hook on first, second corresponding respectively draw-in

groove

35,42 of these first,

second collets

32,40, be incorporated into a compound connection module 60 so as to making this insulated substrate 10 and first, second,

third collets

32,40,51 by these insulated substrate 10 bottom surfaces;

One the 3rd type terminal group 50, its leading portion portion is embedded the 3rd caulking groove 52 that is fastened in the 3rd collets 51 with its protruding sour jujube 58, and the 3rd collets 51 extend in back segment portion, form one the 3rd group of pins 56, form one the 3rd linkage unit 60c according to this.

Fig. 2 A, 2B, 2C show above-mentioned first, second,

third collets

32,40,51 and first, second, third terminal group, 20,30, the 50 nested other direction schematic diagrames that combine respectively.

Also be that the utility model can this insulated substrate 10 of ingenious utilization and the hook Combination Design of first, second,

third collets

32,40,51, in conjunction with a compound connection module 60.The feature of this kind design can be according to different demands when producing, and on arbitrary therein collets, utilize first caulking groove 34 on it or second caulking groove 41 or the 3rd caulking groove 52 to install required terminal group.And above-mentioned

caulking groove

34,41,52 respectively is provided with T type down groove, and the side of

terminal group

20,30,50 then respectively is respectively equipped with protruding

sour jujube

22,36,58, so that its cutting ferrule is located after embedding T type caulking groove.

So, aforesaid first collets 32 and second collets 40, be independently to be shaped to two collets, can independently install the terminal group of different size, but it also can synthesize one with first,

second collets

32,40, also promptly these first collets 32 are extended with body as second collets 40 forward, can form mutually with the 3rd collets 51 to fasten, and are combined into a compound connection module 60.

Again, second caulking groove 41 of these second collets 40 is the second type terminal group 30 that axially are equipped with USB 3.0 specifications, its protruding sour jujube 36 with the terminal both sides is fastened in this second caulking groove 41 and locatees, shown in Fig. 2 B, in addition, the tail end of this second type terminal group 30 extends this second caulking groove 41 backward, forms second group of pins 31, forms one second linkage unit 60b according to this.In this example, this second type terminal group 30 is the terminal construction of USB 3.0 specifications, and it has 5 terminals, but do not limit what this.

Moreover the guide groove 33 of these first collets 32 is to bridge for these second type terminal group, 30 tail ends to stretch through.

So, learn by above-mentioned technological means, the utility model can be a body with compound connection module 60, on each collets, select whether to install terminal group in advance, wherein, the first type terminal group 20 and the 3rd type terminal group 50 are essential by the utility model, and these second type terminal group, 30 then visual demands are installed, and reach predetermined effect.And in the present embodiment, be to comprise having installed first, second, third

type terminal group

20,30,50 as the compound connection module 60 that Fig. 4 to Figure 10 disclosed, but do not limit what this.It also can be as Figure 11 and shown in Figure 12, and this first surface 11 is only installed the first type terminal group 20 and constituted the first linkage unit 60a, and the second linkage unit 60b does not have the second type terminal group 30.The 3rd linkage unit 60c as for its second surface 12 then can install the 3rd type terminal group 50.So, but the utility model has multi-functional combination effect with the terminal group of its compound connection module 60 each linkage units of chosen in advance.

One metal shell 70, it is the dimensions that meets general agreement USB A-Type plug by metal forming, and make it be coated on the outer peripheral edges of this compound connection module 60, on its housing, the lower end possesses one first wall 71 and one second wall 72 respectively, make between these first wall, 71 leading portions and this insulated substrate 10 first surfaces 11, form first slot 73 that can be electric connection with the USB 2.0 or the USB 3.0 female plug holes (figure does not show) of general agreement, other makes between this second wall 72 and this insulated substrate 10 second surfaces 12, forming one can be for second slot 74 of slim memory card 78 insertions of Micro SD/T-Flash, and the front end of the 3rd type terminal group 50 is protruding to be exposed in this second slot 74, make this second slot 74 form the slim card reading slot of a Micro SD/T-Flash, thus, group constitutes the USB plug 80 of a built-in card reading slot.

Utilize the USB plug 80 of structure that above-mentioned technological means is organized, its profile and electrical functionality are same as preceding case, but its whole combining structure then is different from preceding case, the utility model is divided into overall structure the linkage unit 60a of three main difference in functionalitys cleverly, 60b, 60c, utilize each

terminal group

30,20,50 uniqueness designs the collets 22 with its combination, 40,51, make different linkage unit 60a then, 60b, 60c can Rapid Combination become a compound connection module 60, it makes upward more convenient than preceding case, and can select combined arrangement on demand, also can select USB 2.0 or USB 3.0 specifications for use, or be that both specifications possess simultaneously and all can, this can determine before dispatching from the factory, and then clad metal shell 70, promptly be combined into the USB plug 80 of a predetermined function.

Because, the USB plug 80 of aforementioned formation, each pin the 21,31, the 56th of its each

linkage unit

60a, 60b, 60c is located at the tail end of this compound connection module 60 respectively, therefore can become a separate connection element, in the present embodiment, it is and a circuit board 90 combination, but do not limit what this, its also can with various 3C electronic product combination, hold and not give unnecessary details.The default interface 91 that connects can be electric connection with this first, second, third group of

pins

21,31,56 respectively on this circuit board 90, and usability is very convenient.

Hold, in the present embodiment, connection interface 91 both sides of this circuit board 90 be provided with two perforation 92, and these both sides, metal shell 70 rear end are provided with the lug 75 that embeds this perforation, and it is mutually combined.

Again, second wall, 72 outer ends of this metal shell 70, it is the body flange 781 that cooperates these memory card 78 outsides, forming one can be for the breach 76 and the depressed part 77 of its fit, behind these memory card 78 these second slots 74 of embedding, its profile still meets the USB plug specification of general agreement, when making the end that is combined in predetermined electronic product, does not hinder its function as normal USB plug.

In the present embodiment, this first type terminal group 20 is to cooperate USB 3.0 specifications to make body and the quantity that forms, and this second type terminal group 30 is to cooperate USB 3.0 specifications to make body and the quantity that forms.

Please get back to shown in each view of top of Fig. 1 to Fig. 7, also please cooperate simultaneously shown in each view of bottom of Fig. 8 to Figure 10, the utility model first, second, the

3rd linkage unit

60a, 60b, the detailed construction of 60c comprises: the front face of first type installing groove 13 of this insulated substrate 10 is provided with plural first location notch 131 (as shown in Figure 6), leading section for this first type terminal group 20 embeds the location, and second type installing groove 14 is provided with plural second location notch 141, embed the location for the leading section of this second type terminal group 30, and this second location notch 141 have can be for the leading section of this second type terminal group 30 space to bottom offset.

Hold, the leading portion portion of the 3rd collets 51 is provided with a plural number the 3rd location notch 54, embeds the location for the leading section of the 3rd type terminal group 50, and the 3rd location notch 54 have can be for the leading section of the 3rd type terminal group 50 space to top offset.

As shown in Figure 6, be to show that this memory card 78 does not insert this second slot 74 as yet; Fig. 7 shows that then this memory card 78 has inserted this second slot 74, and contacts with the 3rd type terminal group 50 and electrically conduct with its electrical interface 782, forms built-in card reading slot structure.

In addition, extremely shown in Figure 10 as Fig. 8, the 3rd collets 51 bottom surfaces are a side wherein, be provided with the fool proof guide ramp 55 of these memory card 78 shapes of cooperation, and the rear side of this fool proof guide ramp 55 is provided with the 4th terminal 57 that protrudes out in laterally, whether inserts this second slot 74 in order to detect this memory card 78.

So the utility model is at constructing done combined improved, make its manufacturing upward more convenient, and more can meet industry demand, having the enhancement of practical effect.

The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.

Claims

1. the combining structure of the built-in card reading slot of USB plug refers to a kind ofly it is characterized in that at the built-in card reading slot structure of general agreement USB A-Type plug especially, comprising:

2. the combining structure of the built-in card reading slot of USB plug according to claim 1 is characterized in that, the described first type terminal group is the terminal construction of USB 2.0 specifications.

3. the combining structure of the built-in card reading slot of USB plug according to claim 1, it is characterized in that, second caulking groove of described second collets is the second type terminal group that axially are equipped with USB 3.0 specifications, its protruding sour jujube with the terminal both sides is fastened in this second caulking groove and locatees, and the tail end of this second type terminal group extends this second caulking groove backward, form second group of pins, form one second linkage unit according to this.

4. the combining structure of the built-in card reading slot of USB plug according to claim 3 is characterized in that, described first collets and second collets comprise and are set as independent shape or synthesize one.

5. the combining structure of the built-in card reading slot of USB plug according to claim 3, it is characterized in that, described compound connection module further can connect a circuit board, and the default interface that connects on this circuit board, can be electric connection with this first, second, third group of pins respectively.

6. the combining structure of the built-in card reading slot of USB plug according to claim 5 is characterized in that, the connection interface both sides of described circuit board are provided with two perforation, and these both sides, metal shell rear end are provided with the lug that embeds this perforation, and it is mutually combined.

7. the combining structure of the built-in card reading slot of USB plug according to claim 6, it is characterized in that, the second wall outer end of described metal shell, it is the body flange that cooperates this memory card outside, forming one can be for the breach and the depressed part of its fit, and after this memory card of confession embedded this second slot, its profile still met the USB plug specification of general agreement, when being combined in the end of predetermined electronic product, do not hinder its function as normal USB plug.

8. according to the combining structure of claim 4,5, the built-in card reading slot of 6 or 7 described USB plug, it is characterized in that, the front face of first type of described insulated substrate, second type installing groove is provided with plural first location notch, leading section for this first type terminal group embeds the location, and the front face of second type installing groove is provided with plural second location notch, embed the location for the leading section of this second type terminal group, and this second location notch have can be for the leading section of this second type terminal group space to bottom offset.

9. according to the combining structure of claim 4,5, the built-in card reading slot of 6 or 7 described USB plug, it is characterized in that, the leading portion portion of described the 3rd collets is provided with a plural number the 3rd location notch, embed the location for the leading section of the 3rd type terminal group, and the 3rd location notch have can be for the leading section of the 3rd type terminal group space to top offset.

10. the combining structure of the built-in card reading slot of USB plug according to claim 7, it is characterized in that, described the 3rd collets bottom surface is a side wherein, be provided with the fool proof guide ramp of this memory card shape of cooperation, and the rear side of this guide ramp is provided with the 4th terminal that protrudes out in laterally, whether inserts this second slot in order to detect this memory card.