CN208923444U - Micro USB connector - Google Patents

Abstract

The utility model discloses a kind of Micro USB connectors, terminal group including shell and the plastic body and injection molding that are set in the housing in plastic body, plastic body includes plug division and blocking portion, the lower surface two sides of housing rear end are provided with the first snap-gauge, the second snap-gauge, the lower end surface of the second card slot for being provided with the first card slot being clamped with the first snap-gauge on the back side of blocking portion and being clamped with the second snap-gauge, the first card slot and the second card slot is also respectively provided with the first keel and the second keel for preventing plastic body to be detached from shell.The Micro USB connector is clamped by the first card slot, the second card slot of the first snap-gauge of shell, the second snap-gauge and blocking portion, realize the secured support of plastic body, stop the disengaging plastic body of the first snap-gauge, the second snap-gauge by the first keel, the second keel, and then prevent plastic body from being detached from shell, effectively extend the service life of Micro USB connector.

Description

Micro USB connector

Technical field

The utility model relates to connector technique fields, more particularly to a kind of Micro USB connector.

Background technique

Micro USB is a portable version of 2.0 standard of USB and the next-generation specification of Mini-USB, with electricity The continuous development of sub- product, electronic product in people's daily life using increasingly extensive, and Micro USB connector with It is widely used the advantages that transmission is stablized, transmission speed is fast, and versatility is relatively broad.

Currently, small in size, pcb board end of the existing Micro USB connector than standard USB and Mini-USB connector Female connector metal shell and the intracorporal plastic body of metal-back connection needs exclusively carry out design, to prevent Micro USB male joint is firmly inserted through the phenomenon that causing plastic body to be detached from metal shell suddenly, as shown in Figure 1, usually its female connector knot The limit rib of structure punching press one recess 2' on metal shell 1' roof, to press plastic body therein, and in metal-back The pin of connecting PCB board is arranged in the two sides body 1', enhances the stress intensity of metal shell 1' by connection PCB.

But the plastic body therein reaction force suffered in plug is further prominent, only relies on Micro USB male connector use Power be inserted through suddenly cause plastic body be detached from metal shell the phenomenon that still happen occasionally, be unable to satisfy part user firmly be inserted through Violent support strength, therefore existing Micro USB connector is also wait there is improved space.

Utility model content

The phenomenon that causing plastic body to be detached from metal shell suddenly, the utility model are firmly inserted through for Micro USB male joint Be designed to provide a kind of Micro USB connector, the Micro USB connector by the first snap-gauge, the second snap-gauge and modeling The first card slot of blocking portion, the second card slot are clamped in glue main body, are realized the secured support to plastic body, are passed through plastic cement master The first keel, the second keel on body stop the first snap-gauge, the second snap-gauge on shell, are effectively prevented plastic cement Main body is from being detached from metal shell, to effectively extend the service life of Micro USB connector.

The purpose of this utility model adopts the following technical scheme that realization:

A kind of Micro USB connector exists including shell and the plastic body being disposed in the housing and injection molding Terminal group in the plastic body, the plastic body include the plug division for Micro USB male joint grafting and are used for With the blocking portion of shell clamping, the lower surface two sides of the housing rear end are provided with the first snap-gauge, the second snap-gauge, the resistance It is provided on the back side of stopper with the first card slot of first snap-gauge clamping and is blocked with the second of second snap-gauge clamping Slot, first card slot, the second card slot lower end surface be also respectively provided with for preventing the plastic body to be detached from the shell The first keel and the second keel.

A kind of Micro USB connector provided by the utility model, when Micro USB male joint is firmly inserted through violent, plastic cement External force suffered by main body is mainly concentrated and acts on blocking portion, by the first snap-gauge, the second snap-gauge and the plastic body on shell The first card slot, the second card slot of blocking portion are clamped, and realize secured support to plastic body, when Micro USB male joint from When being pulled out in base, by the first keel on plastic body, the second keel to the first snap-gauge on shell.Second card Plate is stopped, and prevents plastic body from being detached from shell, and then effectively extend the service life of Micro USB connector.

Preferentially, first keel, the second keel and the plastic body are integrally formed.

Preferentially, the blocking portion front surface offers protrusion, and the lower surface of the housing forward end is equipped with matches with the protrusion The limit of conjunction is recessed.

Preferentially, the lower end surface edge at the blocking portion back side is equipped with the limited block for shell positioning.

Preferentially, the upper surface two sides of the housing rear end are equipped with opening, and spring-piece lock is extended in the upper end of the opening Button.

Preferentially, the vertically extending welding foot out in the lower surface two sides of the shell.

Preferentially, the terminal group interts the blocking portion and the lower end far from the blocking portion extends outwardly.

Preferentially, the extension of the terminal group is welded with pcb board, and the pcb board is 180 degree straight cutting.

Preferentially, the shell is metal shell, and the shell is integrated punch forming.

Compared with prior art, the utility model has the beneficial effects that:

1. the utility model passes through the first card of the first snap-gauge, the second snap-gauge and blocking portion on plastic body on shell Slot, the second card slot are clamped, and realize secured support to plastic body, pass through the first keel on plastic body, second Keel stops the first snap-gauge, the second snap-gauge on shell, prevents plastic body from being detached from metal shell, Jin Eryou Effect ground extends the service life of Micro USB connector.

2. external force part suffered by the plastic body of the utility model acts also on pcb board, direct insertion by 180 degree Pcb board effectively forms the blocking to plastic body part external force, to reduce external force suffered by plastic body, effectively prevent Plastic body effectively extends the service life of Micro USB connector from being detached from shell.

Detailed description of the invention

Fig. 1 is existing structural schematic diagram in the background technique of the utility model；

Fig. 2 is the front structure schematic diagram of the utility model；

Fig. 3 is the structure schematic diagram of the utility model；

Fig. 4 is the decomposition texture schematic diagram of Fig. 2；

Fig. 5 is the decomposition texture schematic diagram of Fig. 3.

In figure: 1, shell；2, plastic body；3, terminal group；10, the first snap-gauge；11, it is open；12, welding foot；13, second Snap-gauge；14, limited block；15, limit recess；21, blocking portion；22, plug division；110, elastic slice latches；211, the first keel； 210, the first card slot；212, the second card slot；213, raised；214, the second keel.

Specific embodiment

In the following, doing preferential description to the utility model in conjunction with attached drawing and specific embodiment, it should be noted that Under the premise of not colliding, new reality can be formed between various embodiments described below or between each technical characteristic in any combination Apply example.

In the description of the present invention, it should be noted that term " rear end ", " back side ", " lower surface ", " upper table The orientation or positional relationship of the instructions such as face ", " lower end surface ", " front surface ", " upper end ", " lower end " is orientation based on the figure Or positional relationship, it is merely for convenience of describing the present invention and simplifying the description；In addition, term " first ", " second ", being only used for Purpose is described, relative importance is not understood to indicate or imply.

Embodiment:

A kind of Micro USB connector, referring to fig. 2-Fig. 5, the plastic body 2 including shell 1 and in the shell 1 And terminal group 3 of the injection molding in the plastic body 2, the plastic body 2 include to insert for Micro USB male joint The plug division 22 connect and the blocking portion 21 for being clamped with the shell 1, the lower surface two sides of 1 rear end of shell are provided with One snap-gauge 10, the second snap-gauge 13 are provided with the first card slot with first snap-gauge 10 clamping on the back side of the blocking portion 21 210 and with second snap-gauge 13 clamping the second card slot 212, when Micro USB male joint firmly be inserted through violent when, plastic cement master External force suffered by body 2, which is mainly concentrated, acts on its blocking portion 21, passes through the first snap-gauge 10, the second snap-gauge 13 and the modeling on shell 1 The first card slot 210 of blocking portion, the second card slot 212 are clamped in glue main body, realize the secured support to plastic body 2；Institute State the first card slot 210, the lower end surface of the second card slot 212 is also respectively provided with for preventing the plastic body 2 to be detached from the shell The first keel 211 and the second keel 214 of body 1.When Micro USB male joint is pulled out from base, pass through plastic cement The first keel 211, the second keel 214 in main body 2 hinder the first snap-gauge 10, the second snap-gauge 13 on shell 1 Gear prevents plastic body 2 from being detached from shell 1, and then effectively extends the service life of Micro USB connector；In addition, Micro USB connector is when in use, it is also possible to will appear the different problem of height, in order to meet the needs of client, in routine Height on increase the first keel 211, the second keel 214, what needs to be explained here is that, increase keel 211 only pair The demand of portions of client makes a change, it is not limited to which the Micro USB connector is only applicable to specific height and uses；Separately Outside, in order to the first keel 211, the second keel 214 to the first snap-gauge 10, the second snap-gauge 13 stop it is stronger, preferentially Ground, first keel, the second keel and the plastic body are integrally formed.

In the better embodiment of the utility model, it may be preferable that the terminal group 3 interts the blocking portion 21 and separate The lower end of the blocking portion 21 extends outwardly；Terminal group 3 extends outwardly in order to weld pcb board (not shown), further Ground, the extension of the terminal group 3 are welded with pcb board (not shown), and the pcb board (not shown) is 180 degree straight cutting.180 degree The pcb board (not shown) of straight cutting is convenient to the welding of terminal group 3, further, stronger in order to weld, the shell 1 The vertically extending welding foot 12 out in lower surface two sides.Accordingly, the pcb board lower surface two (not shown) being equipped with the shell 1 Side it is vertically extending go out the aperture welded of welding foot 12, when welding, by the lower surface two sides of the shell 1 it is vertically extending go out Welding foot 12 be inserted into the aperture in, plug the base of the Micro USB connector with pcb board, then under shell 1 The vertically extending welding foot 12 out in surface two sides is welded, and has positioning accuracy high, convenient welding, connection is reliable and is not easy to take off The effect fallen, making Micro USB connector, the service life is longer.

In the better embodiment of the utility model, lead to shell 1 when Micro USB male joint is firmly inserted through violent in order to prevent In the first snap-gauge, the second snap-gauge fracture, it may be preferable that the shell be metal shell；In order to reduce the production process of shell 1, And make bonding strength between shell 1 and each component big, it may be preferable that the shell is integrated punch forming.

In the better embodiment of the utility model, for the first snap-gauge 10 and the first card slot 210, the second snap-gauge 13 and Two draw-in groove 212 is preferably clamped, and specifically, the lower end surface edge at 21 back side of blocking portion is equipped with to be positioned for the shell 1 Limited block 14.The limited block 14 can play positioning to shell 1 when the blocking portion 21 of shell 1 and plastic body 2 is clamped Effect, can assist the first snap-gauge 10 to be rapidly clamped with the first card slot 210, the second snap-gauge 13 and the second card slot 212.

In the better embodiment of the utility model, in order to plastic body 2 be clamped with shell 1 it is more stable, it may be preferable that The blocking portion front surface offers protrusion 213, and it is recessed that the lower surface of the housing forward end is equipped with the limit cooperated with the protrusion 213 15 are fallen into, the front surface of the lower surface and 2 blocking portion of plastic body that make 1 front end of shell forms male-female engagement, to realize plastic cement master The close connection of body 2 and shell 1.

In the better embodiment of the utility model, it may be preferable that the upper surface two sides of 1 rear end of shell are equipped with opening 11, elastic slice lock 110 is extended in the upper end of the opening 11.The opening 11 is interlocked with the lock being adapted in male connector, makes public affairs Head is connected with the base of the Micro USB connector.

Above embodiment is only preferred embodiments of the present invention, cannot be protected with this to limit the utility model Range, the variation of any unsubstantiality that those skilled in the art is done on the basis of the utility model and replacement belong to In the utility model range claimed.

Claims (9)

1. a kind of Micro USB connector, including shell and the plastic body being disposed in the housing and injection molding in institute State the terminal group in plastic body, it is characterised in that: the plastic body includes the grafting for Micro USB male joint grafting Portion and blocking portion for being clamped with the shell, the lower surface two sides of the housing rear end are provided with the first snap-gauge, the second card Plate is provided on the back side of the blocking portion with the first card slot of first snap-gauge clamping and is clamped with second snap-gauge The second card slot, first card slot, the second card slot lower end surface be also respectively provided with for preventing the plastic body to be detached from The first keel and the second keel of the shell.

2. Micro USB connector as described in claim 1, it is characterised in that: first keel, the second keel with The plastic body is integrally formed.

3. Micro USB connector as described in claim 1, it is characterised in that: the blocking portion front surface offers protrusion, The lower surface of the housing forward end is equipped with the limit with male cooperation and is recessed.

4. Micro USB connector as claimed in claim 3, it is characterised in that: the lower end surface edge at the blocking portion back side Place is additionally provided with the limited block for shell positioning.

5. Micro USB connector as described in claim 1, it is characterised in that: the upper surface two sides of the housing rear end are equal Equipped with opening, elastic slice lock is extended in the upper end of the opening.

6. Micro USB connector as described in claim 1, it is characterised in that: vertically prolong the lower surface two sides of the shell Stretch out welding foot.

7. Micro USB connector as described in claim 1, it is characterised in that: the terminal group interts the blocking portion simultaneously Lower end far from the blocking portion extends outwardly.

8. Micro USB connector as claimed in claim 7, it is characterised in that: the extension of the terminal group is welded with PCB Plate, the pcb board are 180 degree straight cutting.

9. Micro USB connector as claimed in any one of claims 1 to 6, it is characterised in that: the shell is metal shell, The shell is integrated punch forming.