CN202601931U - Electric connector - Google Patents

Abstract

The utility model provides an electric connector. The electric connector comprises a base body, a signal module and a shielding shell body, wherein the signal module is accommodated inside the base body; side arm portions are arranged at two opposite outer sides on the side wall of the base body in an outwardly-extending manner, the shielding shell body covers on the exterior of the base body; and outwardly-formed connecting pieces which abut against external portions of the side arm portions and outwardly-formed welding feet which are formed by downward extending of the connecting pieces are arranged on positioning foot portions on two side edges of the shielding shell body. When an external plug is inserted in the base body, the welding feet can be welded on a circuit board so as to limit the connecting pieces, as a result, due to the limitation of the connecting pieces, the side arm portions of the base body are prevented from displacement and deformation, and therefore, upward lift or left-right swing which are caused by a plugging in/pulling-out force or a collision force born by the base body in plugging connection of the external plug can be avoided, and at the same time, damage on or peeling of a solder structure on the positioning foot portions and the circuit board can be also avoided, thereby enabling a stable structure and a favorable effect of signal transmission.

Description

Electric connector

Technical field

The utility model provides a kind of electric connector; Especially refer on the pedestal sidewall to be provided with side arm portion for extending outwardly; And be provided with the location foot that is held in the side arm portion in the dual side-edge place of shield shell, when pegging graft, external plug is difficult in order to reach that generation upwards starts or double swerve and constitutionally stable effect.

Background technology

The fast development of electronics technology now; Making electronic installations such as mobile computer, flat computer be prevalent in society goes up in each corner; Its electronic installation development trend is also strong towards calculation function, speed reaches the little direction of volume soon and strides forward; Because network communications technology is also in the development rapidly, and brings people life, study, work into another with leisure and be different from brand-new boundary in the past, make to see through network communication between men and transmit required real time information, advertising or the mail etc. that comes and goes each other; Simultaneously through the various information of Web search, real-time communication or game on line etc., let between people and the network relation more inseparable.

Moreover; Along with the development trend of mobile computer, flat computer all trends towards gently, thin, short, little design; To cause electronic element configuration on the electronic installation internal circuit board then must cooperate it to dwindle and more accurate, overall construction intensity also needs to strengthen thereupon, and general electronic installation big city utilizes connector to reach and being connected of circuit board; And connector can provide Network plug to be arranged in it; And is connected with the inner a plurality of signal terminals of connector, can signal be sent in the control circuit through circuit board thus, make electronic installation be linked to network and carry out operation.

Yet; In order to make electronic installation more frivolous; There is the designing requirement of heavy plate in network connector regular meeting, just has the dealer to research and develop the pedestal outer rim cover that designs from network connector and is covered with metal shell, and utilize shell fragment made on the metal shell to come electrically contact or surface mount on circuit board; Or can be through peripheral other metal object of shell fragment contact, prevent the effect of displacement deformation with as ground connection, electromagnetic protection (EMI suppression) or plug the time.

See also shown in Figure 6; Stereo appearance figure for existing electric connector; Wherein this pedestal A is outside for cover is covered with shield shell B, and is provided with location plug-in unit B1 in shield shell B, but the network electric connector of the heavy plate design of this kind; Can be because of the jack C1 of circuit board C welding usefulness be not enough with the too little overall construction intensity that causes of the distance between heavy plate holes, and the fraction defective when making the network electric connector be assembled on the circuit board C is too high.

Other sees also Fig. 7, shown in Figure 8; Stereo appearance figure and three-dimensional exploded view for another existing electric connector; This kind network electric connector can outwards open the B2 of welding foot of shield shell B when design; To strengthen among the jack C1 that the welding B2 of foot is inserted in circuit board C and the distance between heavy plate holes C2, wherein the B2 of welding foot of this shield shell B two sides is formed with outside open horizontal-extending sheet B21 all outwardly, forms the pin B22 of turnover downwards downwards; Yet; When this kind network electric connector designs at heavy plate; Because shield shell B and the earthy B2 of welding foot must electrically connect good with circuit board C; But network electric connector volume is bigger, and when practical application that external plug is inserted, and regular meeting makes electric connector receive improper strength up and down because of plug or collision; The shield shell B two face down bonding pin B2 of portion generation behind the feasible heavy plate is become flexible, is come off or the situation of displacement deformation takes place; And the B2 of welding foot and the scolding tin structure between circuit board C that cause weld part and the shield shell B of pedestal A internal terminal produce and destroy or peel off, and then generation signals is bad or the disappearance of disconnected letter, designs effectively again and solve and remain to be engaged in this journey dealer.

The utility model content

The creator is because problem and the disappearance of existing connector on using, and is collect related data via assessing in many ways and consider, and utilizes the research and development experience for many years of engaging in the industry constantly to study and revise, and the utility model that the beginning is designed this kind electric connector is born.

A kind of electric connector of the utility model; Include pedestal, signaling module and shield shell; Wherein: this pedestal is inner for having a docking groove, and is formed with socket in docking groove the place ahead, is positioned at socket two relative outsides on the pedestal sidewall and then extends outwardly respectively and be provided with side arm portion; This signaling module one side place has the docking section that is positioned at docking groove, and other side place is provided with the weld part that is piercing in the pedestal outside in the docking section; This shield shell is positioned the pedestal outside for cover covers; And has accommodation space in inside of shield casings; And shield shell be positioned at accommodation space dual side-edge place be provided with respectively the location foot; And be formed with the brace that is held in side arm portion its displacement deformation of outside limits outwardly in the two location foots, be formed with the welding foot that forms electric connection in the through hole that is inserted in correspondence on the preinstalled circuit plate after the solid welding downwards.

Wherein, the socket two side wall surface places of this pedestal are provided with groove respectively, and the dual side-edge place, accommodation space the place ahead of shield shell then bends inwards respectively to extend and is provided with and can be inserted into the shell fragment that supports in the docking groove by groove.

Wherein, This pedestal is positioned at place, docking groove rear and is formed with the space, location that can accommodate signaling module; Then be provided with the electric device of tool pedestal and at least one wiring board between the docking section of signaling module and the weld part; And on wiring board, further be provided with electronic component, and electronic component comprise filter element is arranged, exclusion or capacitor.

Wherein, This pedestal is positioned at wall place, socket rear and is provided with a plurality of grooves of wearing that connect to docking groove; Then be provided with the butt joint terminal of a plurality of bendings on the docking section of signaling module; The crimp end in its butt joint terminal the place ahead is positioned at the docking groove place, and the tail end at butt joint terminal rear passes and is connected on the wiring board by wearing the groove place.

Wherein, the two side wall surface places, space, location of this pedestal pedestal that is provided with the device of air of can supplying power respectively is pushed into the rail groove of locating in the space, location.

Wherein, the place, side arm portion outer rim bottom side of this pedestal upwards is concaved with scalariform and can prevents to be compressed to the short slot that preinstalled circuit plate through hole periphery place forms the scolder on the metallic contact.

Wherein, two side arm portions of this pedestal are extended with in the same way towards the place ahead and can be held in the holding block that is a location on the preinstalled circuit plate surface.

Wherein, the welding foot dual side-edge place of this shield shell is formed with the recess of scalariform.

The beneficial effect of the utility model: the main purpose of the utility model is to be that the relative outside of two on the pedestal sidewall extends outwardly to be provided with side arm portion; And cover in the outside institute of pedestal and to be formed with the brace that is held in side arm portion outside and brace in the location foot of covering shield shell dual side-edge place all outwardly to the welding foot that extends below; In the time of in external plug is plugged in pedestal; Can be welded in through welding foot and pin down its brace on the circuit board; Make the side arm portion of pedestal receive that the restriction of brace is unlikely to be subjected to displacement distortion; Plugged because of pedestal when avoiding external plug to peg graft or the impact force volume production is given birth to and upwards started or the situation of double swerve takes place, the weld part that prevents to locate foot, signaling module simultaneously is damaged with the solder structure on the circuit board or peels off, and then reaches Stability Analysis of Structures and signal transmits favorable effects.

The secondary objective of the utility model is to be that the place, two side arm portion outer rim bottom sides of pedestal all upwards is concaved with the short slot of scalariform; Just can be through the short slot structural design of side arm portion; Can prevent effectively that side arm portion is compressed to the scolder on the through hole peripheral region metallic contact on the circuit board downwards; To guarantee the complete of solder structure, make welding foot and the metallic contact of location foot utilize the scolder solid welding after overall structure more stable.

Another purpose of the utility model is that the two side arm portions that are pedestal are extended with against the holding block to circuit board surface in the same way; Making the welding of location foot the time not be vulnerable to the external force influence produces skew or rocks; In the time of also can making the scolder welding through the scalariform recess that welding foot dual side-edge place forms; Can build up in recesses to come effectively to prevent to eat the not enough phenomenon of tin, and have the effectiveness that improves weld strength.

Description of drawings

Fig. 1 is the stereo appearance figure for the utility model.

Fig. 2 is the three-dimensional exploded view for the utility model.

Fig. 3 is the three-dimensional exploded view for another visual angle of the utility model.

Fig. 4 is the stereo appearance figure for the utility model preferred embodiment.

Fig. 5 is the three-dimensional exploded view for the utility model preferred embodiment.

Fig. 6 is the stereo appearance figure for existing electric connector.

Fig. 7 is the stereo appearance figure for another existing electric connector.

Fig. 8 is the three-dimensional exploded view for another existing electric connector.

The main element symbol description

1 pedestal

Groove is worn in space, 10 location 113

101 rail grooves, 12 side arm portions

11 docking grooves, 121 short slots

111 sockets, 122 holding blocks

112 grooves

2 signaling modules

21 docking sections, 23 electric devices

211 butt joint terminals, 230 pedestals

22 weld parts, 231 wiring boards

3 shield shells

30 accommodation spaces, 322 welding foots

31 support shell fragment 322 recesses

32 location foots, 33 inserting foots

321 braces

4 circuit boards

41 holes, 421 metallic contacts

42 through holes

5 plugs

The Building A body

The B shield shell

B1 location plug-in unit B21 Extendible flake

The B2 welding B22 of foot pin

The C circuit board

C1 jack C2 sinks the plate holes

Embodiment

For reaching above-mentioned purpose and effect, technological means that the utility model adopted and structure thereof are drawn now and are explained in detail that with regard to the preferred embodiment of the utility model its structure is following with function, in order to understanding fully.

See also Fig. 1, Fig. 2, shown in Figure 3, be respectively the three-dimensional exploded view at stereo appearance figure, three-dimensional exploded view and another visual angle of the utility model, find out that by knowing among the figure the utility model is for including pedestal 1, signaling module 2 and shield shell 3, wherein:

This pedestal 1 is inner for having a docking groove 11, and locates to be formed with socket 111 in docking groove 11 the place aheads, and its socket 111 2 side wall surface places are provided with groove 112 respectively, and socket 1

Wall place, 11 rear is provided with a plurality of grooves 113 of wearing that connect to the docking groove 11; Being positioned at socket 111 2 relative outsides on pedestal 1 sidewall then extends outwardly respectively and is provided with side arm portion 12; And upwards be concaved with the short slot 121 of scalariform in place, side arm portion 12 outer rim bottom sides, and two side arm portions 12 are extended with holding block 122 in the same way towards the place ahead; In addition, pedestal 1 is positioned at place, docking groove 11 rears and is formed with the space, location 10 that can accommodate signaling module 2, and then is respectively equipped with rail groove 101 in 10 2 side wall surface places, space, location.

These signaling module 2 one side places are for having docking section 21; And in the docking section 21 in addition the side places be provided with and can be piercing in the outside weld part 22 of pedestal 1; And be provided with the electric device 23 of tool pedestal 230 and at least one wiring board 231 between docking section 21 and the weld part 22; Then be provided with the butt joint terminal 211 of a plurality of bendings on the docking section 21, the crimp end in its butt joint terminal 211 the place aheads is for being positioned at docking groove 11 places, and the tail end that docks terminal 211 rears is then by wearing groove 1

13 places pass and are connected on the wiring board 231; In addition; At least one wiring board 231 of electric device 23 is for being positioned on the pedestal 230; And on wiring board 231, can further be provided with the electronic component (not shown), and this electronic component is the electronic component that includes filter element, exclusion, capacitor or other tool rectifying and wave-filtering function.

This shield shell 3 is positioned pedestal 1 outside for cover covers; And has accommodation space 30 in shield shell 3 inside; And accommodation space 30 front openings dual side-edge places bend inwards respectively to extend to be provided with and support shell fragment 31; Shield shell 3 is positioned at accommodation space 30 dual side-edge places and then is respectively equipped with location foot 32, and is formed with horizontal brace 321 all outwardly in the two location foots 32, is formed with the welding foot 322 of an inside turnover downwards; And be formed with the recess 3221 of a scalariform in welding foot 322 dual side-edge places, then be respectively equipped with inserting foot 33 in the place, two location foots 32 rear sides belows of shield shell 3 in addition.

When the utility model in when assembling; Docking section 21 with signaling module 2 one side places is assembled in the space, location 10 at place, pedestal 1 rear earlier; And a plurality of butt joint terminals 211 the place ahead crimp end on the docking section 21 are penetrated respectively and be positioned at docking groove 11 places; Docking section 21 weld part 22 at side place in addition then passes and is exposed to pedestal 1 outside; Make the pedestal 230 of electric device 23 promptly be pushed into the location simultaneously along the rail groove 101 at 10 2 side wall surface places, space, location; Again shield shell 3 is positioned pedestal 1 outside for cover covers, and the shell fragment 31 that supports at accommodation space 30 dual side-edge places is inserted in the docking groove 11 by the groove 112 at socket 111 2 side wall surface places respectively just, the brace 321 of location foot 32 and brace 321 then are held in side arm portion 12 outsides to the welding foot that extends below 322 and are a location; And make welding foot 322 for extending side arm portion 12 belows, one distance, just accomplish the whole assembling of the utility model.

Please arrange in pairs or groups and consult Fig. 2, Fig. 4, shown in Figure 5; Be respectively the three-dimensional exploded view of the utility model, the stereo appearance figure and the three-dimensional exploded view of preferred embodiment; Find out by knowing among the figure; Wherein these circuit board 4 lateral margin places are that ecto-entad cuts open and is provided with a holes 41, and are provided with a plurality of through holes 42 in holes 41 outer periphery places, and each through hole 42 peripheral region is formed with metallic contact 421; Can pedestal 1 be broken in the board-like holes 41 that is positioned circuit board 4; And make shield shell 3 that pedestal 1 outer cup covers for being inserted in respectively in the through hole 42 corresponding on the circuit board 4 with each location foot 32 and inserting foot 33, and a plurality of weld parts 22 of signaling module 2 are inserted in the through hole 42 corresponding on the circuit board 4, form electric connection after utilizing metallic contact 421 solid weldings of scolder and through hole 42 again.

And in the process of location foot 32 welding of shield shell 3; Holes 41 peripheral regions that the side arm portion 12 at pedestal capable of using 1 two side places is held in circuit board 4 are a location; Pedestal 1 steadily is placed on the circuit board 4; And, can prevent effectively that side arm portion 12 is compressed to through hole 42 periphery places downwards and forms the scolder on the metallic contact 421, to guarantee the complete of solder structure through the scalariform short slot 121 retraction space structural designs that side arm portion 12 bottom sides are located; Overall structure was more stable after the welding foot 322 that makes location foot 32 utilized the scolder solid welding with the metallic contact 421 of through hole 42; And utilize holding block 122 that two side arm portions 12 extend in the same way against to circuit board 4 surfaces, being a location, and not being vulnerable to the influence of external force when making 32 welding of location foot and producing skew or rock, the scalariform recess 3221 that also can see through welding foot 322 dual side-edge places make scolder when welding; Can build up in recess 3221 places to come effectively to prevent to eat the not enough phenomenon of tin, and have the effectiveness that improves weld strength.

In external plug 5 is plugged in the docking groove 11 of pedestal 1; And form when electrically docking with the docking section of signaling module 2 21; Because of pedestal 1 is plugged or is collided strength; Electric connector is produced upwards start or the situation of double swerve takes place; And the side arm portion 12 and related that pedestal 1 upwards starts or the strength of double swerve also can be passed to two side places causes upwards or about be held in the location foot 32 of shield shell 3; Can be welded in to the welding foot that extends below 322 through location foot 32 and pin down its horizontal brace 321 on the circuit board 4; The restriction and unlikely that makes side arm portion 12 receive brace 321 reaction forces is subjected to displacement distortion, can effectively avoid location foot 32 displacement deformations at shield shell 3 dual side-edge places thus, prevents to locate the weld part 22 of foot 32, signaling module 2 simultaneously and is damaged with solder structure on the circuit board 4 or peels off; And then reach Stability Analysis of Structures and signal transmission favorable effects; But this embodiment is not in order to limiting the claim of the utility model, and all other do not break away from the equalization of being accomplished under the skill spirit that the utility model discloses to be changed and modify change, all should be contained in the claim that the utility model contains.

In sum, the above-mentioned electric connector of the utility model so the utility model really is the excellent creation of a practicality, meets the application requirement of utility model patent for reaching its effect and purpose really in fact, files an application in accordance with the law.

Claims (8)

1. an electric connector is characterized in that, includes pedestal, signaling module and shield shell, wherein:

This pedestal is inner for having a docking groove, and is formed with socket in docking groove the place ahead, is positioned at socket two relative outsides on the pedestal sidewall and then extends outwardly respectively and be provided with side arm portion;

This signaling module one side place has the docking section that is positioned at docking groove, and other side place is provided with the weld part that is piercing in the pedestal outside in the docking section;

This shield shell is positioned the pedestal outside for cover covers; And has accommodation space in inside of shield casings; And shield shell be positioned at accommodation space dual side-edge place be provided with respectively the location foot; And be formed with the brace that is held in side arm portion its displacement deformation of outside limits outwardly in the two location foots, be formed with the welding foot that forms electric connection in the through hole that is inserted in correspondence on the preinstalled circuit plate after the solid welding downwards.

2. electric connector as claimed in claim 1; It is characterized in that; The socket two side wall surface places of this pedestal are provided with groove respectively, and the dual side-edge place, accommodation space the place ahead of shield shell then bends inwards respectively to extend and is provided with and can be inserted into the shell fragment that supports in the docking groove by groove.

3. electric connector as claimed in claim 1; It is characterized in that; This pedestal is positioned at place, docking groove rear and is formed with the space, location that can accommodate signaling module; Then be provided with the electric device of tool pedestal and at least one wiring board between the docking section of signaling module and the weld part, and on wiring board, further be provided with electronic component, and electronic component comprise filter element is arranged, exclusion or capacitor.

4. electric connector as claimed in claim 3; It is characterized in that; This pedestal is positioned at wall place, socket rear and is provided with a plurality of grooves of wearing that connect to docking groove; Then be provided with the butt joint terminal of a plurality of bendings on the docking section of signaling module, the crimp end in its butt joint terminal the place ahead is positioned at the docking groove place, and the tail end at butt joint terminal rear passes and is connected on the wiring board by wearing the groove place.

5. electric connector as claimed in claim 3 is characterized in that, the pedestal that the two side wall surface places, space, location of this pedestal are provided with the device of air of supplying power respectively is pushed into the rail groove of locating in the space, location.

6. electric connector as claimed in claim 1 is characterized in that, the place, side arm portion outer rim bottom side of this pedestal upwards is concaved with scalariform and can prevents to be compressed to the short slot that preinstalled circuit plate through hole periphery place forms the scolder on the metallic contact.

7. electric connector as claimed in claim 1 is characterized in that, two side arm portions of this pedestal are extended with in the same way towards the place ahead and can be held in the holding block that is a location on the preinstalled circuit plate surface.

8. electric connector as claimed in claim 1 is characterized in that, the welding foot dual side-edge place of this shield shell is formed with the recess of scalariform.

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