CN202930603U - Connecting seat - Google Patents

Abstract

The utility model relates to a connecting seat which comprises a shielding casing body, an insulating seat body and a terminal group. The insulating seat body is provided with a number of terminal grooves and cantilevers which are above the terminal grooves and respectively abut downward and against the terminal grooves under external forces. The cantilevers are respectively provided with flanges which face an insertion space and abutting edges which extend to the terminal grooves from the back sides of the flanges. Terminals of the terminal group are respectively inserted into the terminal grooves. Each terminal is provided with a front row terminal and a rear row terminal. The upper surface of a front row terminal is an abutting surface which abuts against an abutting edge, and the lower surface is a butt joint surface which electrically contacts a connector. A rear row terminal is provided with a butt joint part which is exposed from the bottom side of the insulating seat body and elastically stretches toward the insertion space. According to the connecting seat provided by the utility model, even if the terminal group has permitted tolerances in a manufacturing process and has slight size differences, a number of cantilevers abut against the terminals, thus stable and real electrical contact between the connecting seat and the connector which is in butt joint with the connecting seat is formed, and the signal transmission performance is improved.

Description

A kind of Connection Block

Technical field

The utility model relates to a kind of connector construction, relates in particular to a kind of the lifting and the USB interface seat that docks connector electrical contact stability.

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 7 and Figure 8, this connector A is equipped with terminal group A2 on hyoplastron A1.As electric 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 B12Y also are forward and backward mode and arrange, and when both peg graft, still there is a little defective, is exemplified below.

(1) connector A, B when relatively pegging graft, easily are not plugged to the location with connector A, B because grafting strength kicks the beam, and cause terminal group A2, B1 to produce deviation and fail accurate contraposition, poor electrical contact, thereby affect stable signal transmission.

(2) hyoplastron A1, the B2 of connector A, B and terminal group A2, B1 are in manufacture process, the tolerance that all can exist product to allow, that on business poor impact causes hyoplastron A1, B2 upper end subgroup A2, B1 is assembled in homonymy, front and back position is slightly variant for connector A, the B of assembled formation, contraposition before when affecting connector A, B docking, between row's terminal group A2, B1 causes poor electrical contact.

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

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 Connection Block, produces poor electrical contact, the unsettled phenomenon of signal transmission when docking with connector with the Connection Block that effectively prevents the USB3.0 specification.

The technical solution that realizes above-mentioned purpose is: a kind of Connection Block, 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, it is characterized in that: described insulating base frame is provided with a plurality of terminal grooves and terminal groove top and is subjected to respectively external force to press on the cantilever of each terminal groove downwards, and described 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; Each terminal of described terminal group is inserted in respectively in terminal groove, one side of each terminal is weld part, opposite side has far and near front-seat terminal and the rear row's terminal of arranging of relative weld part, wherein said front-seat terminal upper surface for the supporting surface that compresses ora terminalis and contact, and relatively the lower surface of supporting surface be interface with the connector electrical contact, described rear row's terminal be provided with expose oneself insulate the pedestal bottom side, towards docking section that grafting spatial elastic song is stretched.

Further, the grafting space size of described terminal group and shield shell and the connector of universal serial bus specification are complementary, and described universal serial bus specification comprises USB2.0 and USB3.0.

Further, 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 wherein said lid that covers penetrates in the grafting space and is coated on the insulating base frame outside, and described fixedly wing plate covers a side and extends to the pedestal outside and be positioned pedestal by covering.

Further, be provided with the joint portion between described fixedly 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, 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 groove is the groove structure that upper and lower stacking-type is arranged.

Use Connection Block of the present utility model, the size difference slightly even terminal group is deposited the tolerance of allowing during fabrication, but still nationality compress by plural cantilever that each terminal makes Connection Block and the connector that connects between form stable, certain electrical contact, thereby improve signal transmission performance.

Description of drawings

Fig. 1 is the stereo appearance figure of the utility model Connection Block.

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

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

Fig. 4 is the side cutaway view of Connection Block shown in Figure 1.

Fig. 5 is the side cutaway view before Connection Block socket connection head shown in Figure 1.

Fig. 6 is the side cutaway view after Connection Block socket connection head shown in Figure 1.

Fig. 7 is the three-dimensional exploded view of existing Connection Block.

Fig. 8 is the side cutaway view of existing Connection Block 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 three-dimensional exploded view, the side cutaway view of stereo appearance figure of the present utility model, three-dimensional exploded view, other direction.Find out by knowing shown in figure, this Connection Block comprises shield shell 1, insulating base frame 2 and terminal group 3, and its detailed structure feature is as follows.

this shield shell 1 comprises pedestal 11, interior shell block 12, and pedestal 11 inside have the grafting space 110 of perforation, and wear for interior shell blocks 12 in accommodation space 110 1 sides., shell block 12 has to cover and covers 121 and extend in accommodation 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, 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 for being provided with plural terminals groove 210, plural terminals groove 210 is presented, 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 for upper cover 22, and each terminal groove 210 positions are provided with plural cantilever 221 in upper cover 22 surfaces relatively, and each cantilever 221 is unsettled distolateral, convex with respectively flange 222 towards the top, be provided with towards the below and support ora terminalis 223, and utilize plural number to support ora terminalis 223, extend to respectively in each terminal groove 210 of relative position on base 21.

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 1 side surfaces are interface 3112 for having supporting surface 3111, another side surface.

above-mentioned each member is when assembling, it is the plural terminals groove 210 that utilizes the base 21 of insulating base frame 2, plural terminals 31 for terminal group 3 wears respectively, and the docking section 311 of each terminal 31, lay respectively at each terminal groove 210 cantilever 221 compress ora terminalis 223 belows, coat to cover space 120 for shell block 12 within shield shell 1 with insulating base frame 2 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, supply the plural cantilever 221 of the upper cover 22 of insulating base frame 2, pass 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 Connection Block of the present utility model, and can electrically peg graft for corresponding connector.

This Connection Block is installed on acquiescence circuit board 4, utilize the broken board space 40 of acquiescence circuit board 4 to embed for shield shell 1, mat is given tacit consent to the plural terminals jack 41 on circuit board 4 again, for the contrapositions assembling plant (can by pierce through or the mode such as surface mount is welded and fixed) respectively of the plural weld part 312 of terminal group 3, and after welding, formation electrically conducts, and Connection Block can carry out the signal transmission by acquiescence circuit board 4; And in shield shell 1 utilizes, shell block 12 is coated on insulating base frame 2 outsides, penetrate again in the grafting space 110 of pedestal 11, the plural terminals 31 of the terminal group 3 that wears in the inner plural terminals groove 210 of insulating base frame 2, can be subject to the dual shield effect of pedestal 11 and interior shell block 12, and have good filtering noise, the effect of electromagnetic wave, and can supply terminal group 3 stable transfer electric signals.

To shown in Figure 6, be the three-dimensional exploded view, side cutaway view, the side-looking sectional exploded view of preferred embodiment, the side cutaway view of preferred embodiment of three-dimensional exploded view of the present utility model, other direction as Fig. 2.find out by knowing shown in figure, this Connection Block is when practicing, utilize the grafting space 110 of shield shell 1, can with the connector 5(universal serial bus connector USB2.0 of relative pattern, USB3.0) relatively electrically peg graft, intert in shield shell 1 grafting space 110 for connector 5, and utilize the plane terminal 51 of connector 5, flexible terminal 52, respectively with docking section 311 electrical contacts of each terminal 31 of terminal group 3, again by the housing 53 of connector 5, compress the flange 222 of the plural cantilever 221 of upper cover 22, compress ora terminalis 223 and pushed respectively by each flange 222 downwards, and then the supporting surface 3111 of the docking section 311 of each terminal 31 of conflicting, can be for the interface 3112 of each docking section 311 another sides, really dock with each flexible terminal 52 of connector 5, and be stable electrical contact, carry out stable signal transmission.each terminal 31 of unlikely generation and flexible terminal 52 loose contacts or the situation that does not contact, and after utilizing housing 53 to enter grafting space 110, the outside is subject to that on the pedestal 11 of shield shell 1, plural elasticity conflict arm 111 elasticity compress, housing 53 inboards are pushed up the flange 222 of each cantilever 221 of pressing insulating base frame 2 again, reach connector 5 and shield shell 1, between insulating base frame 2 and terminal group 3, see through elastic force mutually near, the effect that supports, and after repeatedly repeating electrically grafting, the plural cantilever 221 that still can keep connector 5 and insulating base frame 2, fastening supporting between terminal group 3, good electrical contact, also can reach the firm grafting effect of difficult drop-off, can promote the grafting quality.When shield shell 1 and connector 5 are electrically pegged graft, must overcome the resistance of 12 of plural cantilever 221, the inner housings of housing 53 and insulating base frame 2, and can really connector 5 be inserted fully in the grafting space 10 of shield shell 1, in the time of can not pegging graft, the application of force is too little and the situation of electrical plug in trouble occurs.

This 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 the docking section 311 that plural cantilever 221 compresses respectively each terminal 31, between the plane terminal 51 of the plural terminals 31 that makes terminal group 3 and relative connector 5 of electrically pegging graft, flexible terminal 52, form stable, the effect of electrical contact really.

The application of the utility model Connection Block, it has many significant advantages, is described in further detail as follows.

(1) during grafting space 110 grafting relative to connector 5 of shield shell 1, can utilize the plural cantilever 221 of insulating base frame 2, each flange 222 is subject to compressing of housing 53, and promote another side and respectively support ora terminalis 223, compress respectively the supporting surface 3111 of each terminal 31 docking sections 311, and be good electrical contact, be difficult for breaking away from for another side interface 3112 and flexible terminal 52.

(2) insulating base frame 2 utilizes the plural cantilever 221 of upper cover 22, the housing 53 that is subject to connector 5 with flange 222 compresses, and the another side of promotion cantilever 221 compresses ora terminalis 223, compress respectively the docking section 311 of each terminal 3, can be for each terminal 3 with each flexible terminal 52 electrical contact of connector 5 time, through multiple electrical grafting, the docking section 311 of each terminal 31 still is difficult for wearing and tearing, perk, the phenomenons such as bending, and can keep and electrical contact effect that 52 of flexible terminals are good, and can overcome terminal group 3 and set during fabrication the impact of generation because of the product size tolerance, each terminal 31 is back-and-forth mode and arranges in each terminal groove 210 of insulating base frame 2, even the slightly tolerance value of size impact, still can see through the docking section 311 that plural cantilever 221 supports each terminal 31, guarantee each terminal 31 and each flexible terminal 52, the stable electrical contact that the plane terminal is 51.

(3) 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 connector 5 of pedestal 11, 53 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 connector 5 when carrying out relative pegging graft, must overcome housing 53 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.

(4) the inner plural terminals groove 210 of insulating base frame 2; plural terminals 31 for terminal group 3 wears respectively; and insulating base frame 2 outsides cover interior shell block 12 again; in utilizing, shell block 12 is little with plural terminals 31 spacings, shield effectiveness is good; protection plural terminals 31 is not vulnerable to the interference such as external noise or electromagnetic wave, and the transmission electronic signal is more stable.

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. Connection Block, 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, it is characterized in that: described insulating base frame is provided with a plurality of terminal grooves and terminal groove top and is subjected to respectively external force to press on the cantilever of each terminal groove downwards, and described 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; Each terminal of described terminal group is inserted in respectively in terminal groove, one side of each terminal is weld part, opposite side has far and near front-seat terminal and the rear row's terminal of arranging of relative weld part, wherein said front-seat terminal upper surface for the supporting surface that compresses ora terminalis and contact, and relatively the lower surface of supporting surface be interface with the connector electrical contact, described rear row's terminal be provided with expose oneself insulate the pedestal bottom side, towards docking section that grafting spatial elastic song is stretched.

2. a kind of Connection Block according to claim 1, it is characterized in that: the grafting space size of described terminal group and shield shell and the connector of universal serial bus specification are complementary, and described universal serial bus specification comprises USB2.0 and USB3.0.

3. a kind of Connection Block according to claim 1, it is characterized in that: 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 wherein said lid that covers penetrates in the grafting space and is coated on the insulating base frame outside, and described fixedly wing plate covers a side and extends to the pedestal outside and be positioned pedestal by covering.

4. a kind of Connection Block according to claim 3, it is characterized in that: be provided with the joint portion between described fixedly 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.

5. a kind of Connection Block 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, 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.

6. a kind of Connection Block according to claim 5 is characterized in that: described terminal groove is the groove structure that upper and lower stacking-type is arranged.

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