CN202930638U - Easy to plug type connector - Google Patents

Abstract

The utility model relates to an easy to plug type connector, comprising a shielding housing, an insulation base and a terminal set. The shielding housing is provided with a splicing space for splicing connectors; the insulation base is arranged in the splicing space. The shielding housing comprises a substrate and an inner housing seat; the splicing space is formed in the substrate; the inner housing seat possesses a covering cover and a fixing flange which are integrated, wherein the covering cover penetrates into the splicing space and covers the outer part of the insulation base. The characteristics are that the surface of the covering cover is provided with a plurality of suspended spring arms; the surface of the substrate is provided with a plurality of elastic abutting sheets relative to the spring arms. The easy to plug type connector effectively guarantees that a deformation space of an elastic structure in the connector does not exceed a total height of the substrate, increases a contact area among the plurality of terminals, maintains good contact and signal transmission stability, meanwhile reduces plugging motion resistance and is more convenient to use.

Description

A kind of easily inserted connector

Technical field

The utility model relates to a kind of connector construction, relates in particular to a kind of USB interface seat that promotes and dock connector electrical contact stability, minimizing plug resistance.

Background technology

Along with comprehensive electronization of life staying idle at home, each class interface (general-purpose serial bus USB connector, SATA pattern connector, eSATA pattern connector, RJ pattern connector, Mini USB connector etc.) all is widely applied on each electric appliances.Wherein USB connector is widely used because having warm connection function, and universal serial bus connector also has been upgraded to the specification standards of USB3.0 by early stage USB2.0, has promoted utility function and the range of application of this type of connector.The connector of existing USB3.0 specification as shown in Figure 9 and Figure 10, this connector A is equipped with terminal group A2 on hyoplastron A1.As connector A when corresponding connector B electrically pegs graft, because the first terminal A21, the second terminal A22 of terminal group A2 is forward and backward arrangement, the 3rd terminal B11 of relative other end subgroup B1, the 4th terminal B12 also are forward and backward mode and arrange, and when both peg graft, still there is a little defective, is exemplified below.

(1) the butt connector B of pattern is plugged in connector A relatively, when its housing B1 and docking section A111 electrical contact, on, descending each elastic arm A11 to be out of shape outwardly protrudes out, be subject to the slim notebook computer of slim electronic product C(, slim intelligent mobile phone, flat computer etc.) shell body C1 inner space and limitation in height, cause on it, the extendable room of lower each elastic arm A11 is limited, its internal face C11 by shell body C1 supports, the reaction force of interfering makes, lower each elastic arm A11 is tight against the housing B1 surface that is pressed in butt connector B inwardly, form larger interference drag, cause two connector A, it is relatively slotting when B uses, pull out difficult puzzlement.

(2) connector A, B are after repeatedly relatively pegging graft, using, between each elastic arm A11 and housing B1 because repeatedly repeating CONTACT WITH FRICTION, easily cause upper and lower each elastic arm A11 that warpage, wearing and tearing or elastic fatigue occur, the situation that affects poor electrical contact between the housing B1 of each docking section A111 and butt connector B or do not contact causes affecting the earthing effect variation.

(3) connector A, B are when relative grafting, it only has the upper set docking section A111 of upper and lower elastic arm A11 to embed through hole B11 set on housing B1 surface in the location between the two, because kicking the beam, grafting strength connector A, B are not plugged to position location accurately when pegging graft action, cause docking section A111 and housing B1 produce deviation fail accurate contraposition, poor electrical contact, affect signal transmission when unstable, without other media that can increase butt ends of its electrical contact and stablize signal transmission.

Be with, the terminal group that how to solve present USB (USB2.0 or USB3.0 specification) when relative grafting, the problem of poor electrical contact easily occurs, and the unsettled disappearance of the signal transmission that affects terminal group and puzzlement, be the relevant manufacturer that is engaged in the industry and desire most ardently the direction place person that research improves.

Summary of the invention

Because above-mentioned the deficiencies in the prior art, the purpose of this utility model aims to provide a kind of easily inserted connector, to dwindle the grafting deformation space of shield shell, makes elastic arm be no more than the total height of pedestal, and reduces the plug resistance of connector.

the technical solution that realizes above-mentioned purpose is: a kind of easily inserted connector, comprise shield shell, insulating base frame and terminal group, described shield shell is provided with the grafting space that plugs for connector, described insulating base frame is located in the grafting space, described shield shell comprises pedestal and interior shell block, described grafting space is formed at pedestal, described interior shell block has integrated lid and the fixing wing plate of covering, the described lid that covers penetrates in the grafting space and is coated on the insulating base frame outside, it is characterized in that: describedly cover the elastic arm that cap surface is provided with plural hanging shape, and the surface of described pedestal elastic arm relatively is provided with a plurality of sheets that flexibly support.

Further, the pedestal wall of described shield shell is provided with plural profile groove, and in profile groove suspention, the sheet that flexibly supports that protrudes out towards the grafting space is arranged, and has between deformation space between each profile groove and bullet shape holding piece.

Further, described fixedly wing plate is for extending to the pedestal outside from interior shell block one side, and fixedly be provided with the joint portion between wing plate and pedestal, described joint portion comprises buckle and the draw-in groove of a relative buckle of class, fixing, buckle projection and the buckling groove of another kind of mutual buckle, and this two class of using with on mutually perpendicular direction.

Further, described insulating base frame comprises base and upper cover, described base is provided with a plurality of terminal grooves that stacking-type is arranged that go to upper and lower, the bottom of described upper cover has the accommodation space that covers in base, and on be covered with cantilever a plurality of and each terminal groove phase contraposition, and cantilever is respectively equipped with the ora terminalis that compresses that flange and flange dorsal part towards the grafting space extend to each terminal groove.

Further, described terminal group comprises that plural number goes to upper and lower the terminal of arranging shape, and a side of each terminal is weld part, and opposite side is the docking section with the terminal electrical contact that docks connector.

Further, the connector of the grafting space size of described terminal group and shield shell and general-purpose serial bus USB 3.0 or USB2.0 specification is complementary.

Use connector of the present utility model, its technique effect that brings is: by flexibly supporting sheet and relative elastic arm at shield shell design concave, can effective guarantee in connector the deformation space of elastic construction do not exceed the total height of pedestal, and increased the wherein contact area between plural terminals, can keep good contact and stable signal transmission, reduced simultaneously the resistance of Plug Action, used more convenient.

Description of drawings

Fig. 1 is the stereo appearance figure of the utility model connector.

Fig. 2 is the three-dimensional exploded view of connector shown in Figure 1.

Fig. 3 is the three-dimensional exploded view at another visual angle of connector shown in Figure 1.

Fig. 4 is the side cutaway view before the utility model preferred embodiment is pegged graft.

Side cutaway view when Fig. 5 is the utility model preferred embodiment grafting.

Fig. 6 is the side cutaway view after the utility model preferred embodiment is pegged graft.

Fig. 7 is the side cutaway view of another embodiment of the utility model when pegging graft.

Fig. 8 is the side cutaway view after another embodiment of the utility model pegs graft.

Fig. 9 is the three-dimensional exploded view of existing connector.

Figure 10 is the side cutaway view of existing connector shown in Figure 7.

Embodiment

Following constipation closes the embodiment accompanying drawing, embodiment of the present utility model is described in further detail, so that technical solutions of the utility model are easier to understand, grasp.

As shown in Figures 1 to 4, be the three-dimensional exploded view at stereo appearance figure of the present utility model, three-dimensional exploded view, another visual angle, the side cutaway view before the preferred embodiment grafting.Find out by knowing shown in figure, connector of the present utility model comprises shield shell 1, insulating base frame 2 and terminal group 3, and details are as follows.

this shield shell 1 comprises pedestal 11, interior shell block 12, pedestal 11 outside wall surface are provided with plural profile groove 112, 112 of each profile grooves inwardly protrude out be the suspention shape flexibly support sheet 111, and each profile groove 112 and respectively flexibly support between sheet 111 and to be deformation space 1110, and pedestal 1 inside has the grafting space 110 of perforation, and 110 1 sides wear for interior shell blocks 12 in the grafting space, interior shell block 12 has to cover and covers 121 and extend in grafting space 110, cover 121 inside and have the space of covering 120 and cover, be provided with by covering space 120 hollow hole 122 that plural number runs through towards the surface again, separately in 122 of the hollow holes of the left and right sides, be provided with plural elastic arm 124, and elastic arm 124 is provided with docking section 125, and relatively plural hollow hole 122 covers 121 another sides in covering, be extended with fixedly wing plate 123 after bending, utilize fixedly wing plate 123 to extend to pedestal 11 1 sides outsides, namely in pedestal 11 and fixing wing plate 123 relative positions, be provided with joint portion 13 for fixedly wing plate 123 assemblings, be positioned on pedestal 11, and joint portion 13 is provided with buckle relatively, the buckle 131 of blocking and draw-in groove 132, and be provided with a group or more buckle relatively, fixing buckle projection 133 and buckling groove 134.

this insulating base frame 2 comprises base 21 and upper cover 22, and base 21 is presented for being provided with plural number, the terminal groove 210 that the push-down stack formula is arranged, cover upper cover 22 in base 21 tops again, and upper cover 22 inside have accommodation space 220, can utilize accommodation space 220 to be coated on base 21 tops for upper cover 22, and each terminal groove 210 positions are provided with plural cantilever 221 in upper cover 22 surfaces relatively, and free end one side of each cantilever 221, convex with respectively flange 222 towards the top, again relatively in covering of shell block 12 cover 121 set elastic arm 124 positions in upper cover 22, be provided with and escape gap space 223 for what elastic arm 124 elastic telescopics extended.

This terminal group 3 comprises that plural number goes to upper and lower the terminal 31 of storehouse shape, and each terminal 31 1 sides are respectively equipped with docking section 311, another side for being extended with weld part 312, and each docking section 311 is interface 3111 towards next side surface.

above-mentioned each member is when assembling, utilize the plural terminals groove 210 of the base 21 of insulating base frame 2, plural terminals 31 for terminal group 3 wears respectively, and each terminal 31 lays respectively at the below of the cantilever 221 of each terminal groove 210, coat to cover space 120 with the interior shell block 12 of insulating base frame 2 for shield shell 1 again, to utilize inner casing seat 12 to be coated on outside insulating base frame 2, and plural hollow hole 122 on 121 is covered in covering of interior shell block 12, plural cantilever 221 for lid 22 on insulating base frame 2 passes outside each hollow hole 122 with flange 222 respectively, and with interior shell block 12 and insulating base frame 2, terminal group 3 is arranged in the grafting space 110 of pedestal 11, use group and consist of connector of the present utility model, and can electrically peg graft for the butt connector 4 of relative pattern.

as extremely shown in Figure 8 in Fig. 2, it is three-dimensional exploded view of the present utility model, the three-dimensional exploded view at another visual angle, side cutaway view before preferred embodiment is pegged graft, side cutaway view when preferred embodiment is pegged graft, side cutaway view after preferred embodiment is pegged graft, side cutaway view when another preferred embodiment is pegged graft, side cutaway view when another preferred embodiment is pegged graft, find out by knowing shown in figure, connector of the present utility model is in enforcement, during application, utilize the grafting space 110 of shield shell 1, can can be respectively USB (USB3.0) specification with the butt connector 4(of relative pattern, the connector of (USB2.0) specification or other patterns etc.) relatively electrically peg graft, intert in the grafting space 110 of shield shell 1 for butt connector 4, and utilize the flexible terminal 42 of butt connector 4, docking section 311 electrical contacts with each terminal 31 of terminal group 3, again by the housing 41 of butt connector 4, compress the flange 222 of the plural cantilever 221 of upper cover 22, compress respectively each terminal 31 downwards by each flange 222, and compressed each terminal 31 down and then each docking section 311 of front side is compressed towards the below relatively, the interface 3111 of each 311 bottom sides, docking section is docked with mutual conflict of flexible terminal 42 of butt connector 4, form stable electrical contact, and stable transmission electronic signal, each terminal 31 of unlikely generation and flexible terminal 42 loose contacts or situation about not contacting, and after utilizing housing 41 to enter grafting space 110, the outside is subject to the elasticity that plural number on the pedestal 11 of shield shell 1 flexibly supports sheet 111 and compresses, in housing 41 inboards are pushed up and pressed, covering of shell block 12 covered the docking section 125 that 121 set plural elastic arms 124 protrude out, the formed downward effect elastic force in the docking section 125 of 41 pairs of each elastic arms 124 of its housing, relatively form each elastic arm 124 reaction force up, reach butt connector 4 and shield shell 1, between insulating base frame 2 and terminal group 3, see through relative resilient power and form mutually near, the effect that supports, be positioned set plural through hole 411 on butt connector 4 housings 41 in order to do after the action of pegging graft is completed, each elastic arm 124 being worn, and make on elastic arm 124 docking section 125 really with respectively flexibly support sheet 111 and be good electrical contact, and after repeatedly repeating electrically grafting, still can keep butt connector 4 and the plural number of the pedestal 11 of shield shell 1 to flexibly support sheet 111, the plural elastic arm 124 of interior shell block 12, the plural cantilever 221 of upper cover 22 and fastening the supporting between terminal group 3, good electrical contact, also can reach the firm grafting effect of difficult drop-off, can promote the quality that connector is electrically pegged graft, when shield shell 1 and butt connector 4 are electrically pegged graft, on its pedestal 11, set plural number flexibly supports the suspension type design that sheet 111 protrudes out towards set plural profile groove 112 inboards, wall surface, make when flexibly supporting sheet 111 and pegging graft with butt connector 4, the compressing of housing 41 can make the regime of elastic deformation that flexibly supports sheet 111 remain on deformation space 1110 in, and be no more than the outside wall surface height of pedestal 11, this design can make connector of the present utility model, when being installed in the slim notebook computer of the slim electronic product 5(of acquiescence, slim intelligent mobile phone or flat computer etc.) shell body 51 inner set accommodation space 510 time, respectively flexibly supporting sheet 111 when electrically pegging graft can not be out of shape outwardly and protrude out, avoid the conflicting internal face 511 of shell body 51 of the slim electronic product 5 of acquiescence, therefore reducing both is tight against mutually the resistance that produces, reach and prevent inserting of relative connector, pull out difficult, and the situation that causes electrical grafting loose contact.

And above-mentioned terminal group 3 is during fabrication because the tolerance set point, and have difference on size, but the plural terminals 31 of terminal group 3, be installed in respectively in each terminal groove 210 of insulating base frame 2, still can see through plural cantilever 221 and compress respectively each terminal 31, and indirectly cause the docking section 311 of each terminal 31 to compress downwards, between the interface 3111 that makes each terminal 31 docking sections 311 and the flexible terminal 42 of relative butt connector 4 of electrically pegging graft, form stable, the effect of electrical contact really.

be with, the above is only preferred embodiment of the present utility model, non-so limit to the scope of the claims of the present utility model, this connector covers the 121 unsettled elastic arms 124 of surperficial set plural number by shield shell 1 in covering of interior shell block 12, and with flexibly support sheet 111 and hold mutually when butt connector 4 is pegged graft being positioned at the set plural number in pedestal 11 surface, electrical contact, this design can make the enough deformation spaces 1110 of elastic arm 124 tools, and be no more than the total height of pedestal 11, can give mechanism larger space, separately, what 41 pairs of the housings of butt connector 4 respectively flexibly supported sheet 111 upwards supports elastic force, and the docking section 125 on 41 pairs of each elastic arms 124 of housing compresses and formedly compresses downwards, the reaction force of the elastic force that forms, form electrical contact state firm when pegging graft, after being completed, grafting makes butt connector 4, shield worn-out housing 1, 3 of insulating base frame 2 and terminal group can accurately be located, near, support, and plural number flexibly supports the suspension type design that sheet 111 protrudes out inwardly, has larger contact area for housing 41 electrical contacts, good earthing effect is arranged, and can keep stable transmission signal, and when being installed in the accommodation space 510 of the slim electronic product 5 of acquiescence, can not be subject to lower spatial altitude, the minimizing grafting respectively flexibly supports sheet 111 and is tight against with internal face 511 resistance that causes when supporting, reach tool good earth effect, the stable transfer signal, the firm location of pegging graft, the effect of difficult drop-off, therefore such as can reach the structure of aforementioned effect, device is contained by the utility model all should, the simple and easy modification of this kind and equivalent structure change, all should in like manner be contained in the scope of the claims of the present utility model, close and give Chen Ming.

The structural improvement of above-mentioned connector of the present utility model is when reality is used, and advantage is as follows.

1, during connector of the present utility model grafting relative to butt connector 4, can utilize the covering of the interior shell block 12 of pedestal 11 of shield shell 1 to cover the 121 set plural elastic arms 124 in surface, with the set plural tool grounding function in pedestal 11 surface flexibly support that sheet 111 holds, electrical contact, can be good electrical contact with the housing 41 of butt connector 4, and make elastic arm 124 have enough deformation spaces 1110, be no more than pedestal 11 total heights, can reach and give the larger space of mechanism, keep the good earth effect, keep the firm purposes such as transmission signal.

2, the interior shell block 12 of shield shell 1 is coated on outside insulating base frame 2, interior shell block 12 1 sides see through joint portion 13 assemblings again, be combined in pedestal 11 outsides, the grafting space 110 electrically grafting relative to butt connector 4 of pedestal 11, 41 of shield shell 1 and housings, the contact of formation large tracts of land, has good shielding, and can stablize and carry out the electric signal transmission, and shield shell 1 with butt connector 4 when carrying out relative pegging graft, must overcome housing 41 and interior shell block 12, the grafting resistance that 221, cantilever of plural number produces, generation overcomes the application of force of the grafting strength of resistance, can reach fully and peg graft, guarantee the effect of good electrical contact.

3, during grafting space 110 grafting relative to butt connector 4 of shield shell 1, can utilize shield shell 1 the set plural tool grounding function of pedestal 11 outside wall surface flexibly support sheet 111, when being electrical grafting with the housing 41 of butt connector 4, it respectively flexibly supports the design that sheet 111 profile groove 112 inboards set towards wall surface protrude out, even be subjected to the upwards resist force of housing 41, also can keep strain in profile groove 112 and flexibly support in deformation space 1110 between sheet 111, and not higher than the wall face height of pedestal 1, make the utility model be installed in the slim notebook computer of the slim electronic product 5(of acquiescence, slim intelligent mobile phone, when accommodation space 510 flat computer etc.) is interior, can be because not compressed because respectively flexibly supporting sheet 111, be tight against and protrude out the internal face 511 of avoiding with shell body 51 outside pedestal 11 walls, interfere and the generation resistance, and cause slotting, pull out difficult puzzlement.

4, during connector of the present utility model grafting relative to butt connector 4, its pedestal 11 set plural numbers of wall flexibly support sheet 111, the suspension type design that it inwardly protrudes out, the large plane of tool and increase area with housing 41 electrical contacts of butt connector 4, not only can keep good grounding function, also can keep stable transmission signal, and after grafting is completed, be embedded in the elastic arm 124 of the surperficial through hole 411 of housing 41, the set docking section 125 of its elastic arm 124 with flexibly support docking of sheet 111, the docking areal extent that cause flexibly supports sheet 111 is large, and can be accurate, stablize electrical contact, be stable mated condition.

5, cover set plural cantilever 221 on 22 on insulating base frame 2, set flange 222 on the surface of one side, can protrude out covering of interior shell block 12 and cover 121 lip-deep plural hollow holes 122, and when pegging graft with butt connector 4, its housing 41 gives flange 222 the downward power that compresses, and then make each cantilever 221 compress each terminal 31 down, make the interface 3111 of 311 bottom sides, docking section of each terminal 31 1 sides can be really, the flexible terminal 42 with butt connector 4 is electrical contact accurately, and keeps good transmission signal.

therefore, the utility model is for to design mainly for connector, cover the set plural elastic arm of cap surface by shield shell in interior shell block, with relative each elastic arm in base-plates surface set flexibly support sheet, when pegging graft, butt connector holds mutually, its design not only can make elastic arm and flexibly support sheet has larger electrical contact area, and have enough deformation spaces, be no more than the total height of pedestal after distortion, can give mechanism larger space, when butt connector is pegged graft, can only not be good electrical contact with housing, keep good earthing effect, and respectively flexibly support the design of sheet because protruding out inwardly, even be subjected to compressing of elastic acting force, the strain that causes also can maintain in deformation space, make the utility model be installed in the slim electronic product of acquiescence (slim notebook computer, slim intelligent mobile phone, flat computer etc.) time, when butt connector is pegged graft, make and flexibly support sheet and avoid protruding out the pedestal wall outwardly, reduce internal face with shell body to be tight against and produce the resistance of interference, separately, the power that compresses downwards when housing is pegged graft, also make elastic arm produce reaction force upwards, with butt connector, shield shell, insulating base frame and terminal group are accurate, locate closely, keep good electrical contact, and keep stable signal transmission.

In sum; only introduce in detail for preferred embodiment of the present utility model; be not to limit to the practical range of the utility model patent with this; therefore such as use simple and easy modification and the equivalent structure that the utility model specification and accompanying drawing content are done to change; all should in like manner be contained in the protection range of the utility model patent application, close and give Chen Ming.

Claims (6)

1. easily inserted connector, comprise shield shell, insulating base frame and terminal group, described shield shell is provided with the grafting space that plugs for connector, described insulating base frame is located in the grafting space, described shield shell comprises pedestal and interior shell block, described grafting space is formed at pedestal, described interior shell block has integrated lid and the fixing wing plate of covering, the described lid that covers penetrates in the grafting space and is coated on the insulating base frame outside, it is characterized in that: describedly cover the elastic arm that cap surface is provided with plural hanging shape, and the surface of described pedestal elastic arm relatively is provided with a plurality of sheets that flexibly support.

2. a kind of easily inserted connector according to claim 1, it is characterized in that: the pedestal wall of described shield shell is provided with plural profile groove, and the sheet that flexibly supports that protrudes out towards the grafting space is arranged in profile groove suspention, and have between deformation space between each profile groove and bullet shape holding piece.

3. a kind of easily inserted connector according to claim 1, it is characterized in that: described fixedly wing plate is for extending to the pedestal outside from interior shell block one side, and fixedly be provided with the joint portion between wing plate and pedestal, described joint portion comprises buckle and the draw-in groove of a relative buckle of class, fixing, buckle projection and the buckling groove of another kind of mutual buckle, and this two class of using with on mutually perpendicular direction.

4. a kind of easily inserted connector according to claim 1, it is characterized in that: described insulating base frame comprises base and upper cover, described base is provided with a plurality of terminal grooves that stacking-type is arranged that go to upper and lower, the bottom of described upper cover has the accommodation space that covers in base, and on be covered with cantilever a plurality of and each terminal groove phase contraposition, and cantilever is respectively equipped with the ora terminalis that compresses that flange and flange dorsal part towards the grafting space extend to each terminal groove.

5. a kind of easily inserted connector according to claim 1 is characterized in that: described terminal group comprises that plural number goes to upper and lower the terminal of arranging shape, and a side of each terminal is weld part, and opposite side is the docking section with the terminal electrical contact that docks connector.

6. a kind of easily inserted connector according to claim 1, it is characterized in that: the connector of the grafting space size of described terminal group and shield shell and general-purpose serial bus USB 3.0 or USB2.0 specification is complementary.

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