CN207052870U - Electric connector with novel shielding structure - Google Patents

Abstract

The utility model discloses a kind of electric connector with novel shielding structure, electric connector includes electric connector main body and shielding construction, the insulation filling body that electric connector main body has terminal module and is integrated with Terminals Die composing type；Terminal module includes upper terminal module, lower terminal module and middle ground plate, and the positioning of middle ground plate is inlaid between upper terminal module and lower terminal module so that upper terminal module, lower terminal module and middle ground plate are fixed into an overall structure；Shielding construction includes shielding board component and Metal shielding shell, shielding board component, removably positioning sleeve is located at outside electric connector main body, Metal shielding shell positioning sleeve is outside shielding board component and electric connector main body, and shielding board component is also contacted and turned on middle ground plate and Metal shielding shell respectively, Metal shielding shell is also grounded, so as to effectively lift the shielding properties of electric connector product, ensure the high frequency signal transmission performance of electric connector product.

Description

Electric connector with novel shielding structure

Technical field

Technical field of electric connectors is the utility model is related to, a kind of electrical connection with novel shielding structure is specifically provided Device.

Background technology

With the rapid development of the communication technology, the speed of signal transmission is also increasingly faster, and connector high frequency performance is wanted Seek also more and more higher.The USB3.1 Type-C connectors of a new generation are newest USBs, and it has the characteristics that：A), its Upper and lower row is used respectively for 12 conducting terminals, data transmission bauds is fast, can be promoted to speed 20Gbps, even 40Gbps； B), the size at Type-C interface sockets end is about the slim designs of 8.3mm × 2.5mm；C), support what be can be inserted into from tow sides " positive anti-plug " function, can bear 10,000 times and plug repeatedly；D), the standard specification connecting line for being equipped with Type-C connectors can pass through 3A Electric current, while also support " USB PD ", maximum 100w electric power can be provided beyond existing USB power supply capacities.

However, the electromagnetic interference (EMI) in existing USB3.1Type-C connectors between two rows conducting terminal is extremely strong, So as to influence the high frequency performance of product, it is impossible to meet the high-speed transfer demand of connector well.

In view of this, it is special to propose the utility model.

The content of the invention

In order to overcome drawbacks described above, the utility model provides a kind of electric connector with novel shielding structure, can The effectively shielding properties of lifting electric connector product, ensure the high frequency signal transmission performance of electric connector product.

The utility model in order to solve its technical problem used by technical scheme be：It is a kind of with novel shielding structure Electric connector, electric connector include electric connector main body and shielding construction, the electric connector main body have terminal module and The insulation filling body being integrated with the Terminals Die composing type；The terminal module include upper terminal module, lower terminal module and Middle ground plate, the middle ground plate positioning are inlaid between the upper terminal module and lower terminal module so that on described Terminal module, lower terminal module and middle ground plate are fixed into an overall structure；

The shielding construction includes shielding board component and Metal shielding shell, described to shield board component removably positioning sleeve Outside the electric connector main body, the Metal shielding shell positioning sleeve is located at the shielding board component and the electric connector Outside main body, and the shielding board component is also contacted and turned on the middle ground plate and the Metal shielding shell respectively, institute Metal shielding shell is stated also to be grounded.

As further improvement of the utility model, the upper terminal module have upper row's conducting terminal and with the upper row The upper insulation filling body that conducting terminal is molded as one, the lower terminal module have lower row's conducting terminal and led with the lower row The lower insulation filling body that electric terminal is molded as one, middle ground plate positioning be inlaid in the upper insulation filling body and it is lower absolutely Between edge obturator so that the upper terminal module, lower terminal module and middle ground plate are fixed into an overall structure；It is and described Insulator filling flow when upper insulation filling body, lower insulation filling body and middle ground plate are also encircled into one for plastic rubber shaping jointly Inner flow passage.

As further improvement of the utility model, realize that the middle ground plate positioning is inlaid in the upper insulation filling Structure between body and lower insulation filling body is：The upper insulation filling body has upper base portion A, and the upper base portion A is described in The first locating dowel has been wholely set on the lower surface of middle ground plate, and the first distribution and are further opened with the upper base portion A One resigning hole；The lower insulation filling body has a lower base portion A, and the lower base portion A is towards on the upper surface of the middle ground plate The second locating dowel and the 3rd locating dowel have been wholely set, and the second resigning hole is further opened with the lower base portion A；In described indirectly Floor has earth plate body, and the first perforation, the second perforation and the 3rd perforation are further opened with the earth plate body；Its In, first locating dowel is fed through first perforation, and is closely inserted in second resigning hole；Second positioning Post is fed through second perforation, and is closely inserted in first resigning hole；3rd locating dowel is fed through described Three perforation, and be closely inserted in first distribution.

As further improvement of the utility model, realize the upper insulation filling body, lower insulation filling body and in indirectly The structure of the inner flow passage of insulator filling flow is when floor is also encircled into one for plastic rubber shaping jointly：The upper base portion A directions One has also been wholely set on the lower surface of the middle ground plate along the longitudinal direction to extend and extend to the upper base portion A front ends The first circulation groove at edge, the lower base portion A is towards being also wholely set one on the upper surface of the middle ground plate along front and rear The second circulation groove that direction extends and extended at the lower base portion A front-end edges, also offer between two parties on the earth plate body One opening extended along the longitudinal direction；And first circulation groove, opening and the corresponding cooperation of the second circulation groove, and jointly It is encircled into the inner flow passage.

As further improvement of the utility model, the shielding board component has one to be buckled in the electric connector main body Upper barricade and one on upper surface are buckled in the lower barricade on the electric connector body lower surface, the upper barricade with The mutual snapping of lower barricade is fixed, and the upper barricade is also contacted and turned on the middle ground plate simultaneously.

As further improvement of the utility model, the insulation filling body has one to correspond to the terminal module rear portion Rear insulation filling block, one correspond to the anterior preceding insulation filling block of the terminal module and one be connected and insulated after described Be connected block between filling block and preceding insulation filling block, in the rear on the upper surface of insulation filling block and close to its left and right two The opening position of side respectively offers one first holding hole respectively, is also spaced apart and is provided with the lower surface of insulation filling block in the rear Two the second holding holes；

Realize that the structure that the upper barricade is buckled on the upper surface of the electric connector main body is：The upper barricade Upper base portion B with a long strip-board shape, two the first buttons for extending formation down from the left and right ends of the upper base portion B respectively Arm, one from the back side edge of the upper base portion B upward and extend backwards formation the first holding parts and two respectively from described The left and right ends of one holding parts extend the first fixing arm of formation down, wherein, the upper base portion B is together with two first buttons Arm is ridden upon on upper surface and the left and right sides wall of the terminal module together, and the first holding parts covering is insulated in the rear On the upper surface of filling block and forward upper, and two the first fixing arms also correspond to and are buckled in two first holding holes In；

Realize that the structure that the lower barricade is buckled on the lower surface of the electric connector main body is：The lower barricade Lower base portion B with a long strip-board shape, two the second buttons for extending formation upward from the left and right ends of the lower base portion B respectively Arm, one from the back side edge of the lower base portion B extend down formation the second holding parts and two respectively from described second fixing The bending upward of the lower side in portion and the second fixing arm for extending formation, wherein, the lower base portion B is together with two second buckle arms Ride upon together on lower surface and the left and right sides wall of the terminal module, and two second buckle arms also correspond to respectively simultaneously Fixed positioned at the outside of two first buckle arms, and with two mutual snappings of the first buckle arm, second holding parts support It is connected on the lower front of the rear insulation filling block, and two the second fixing arms also correspond to and are buckled in two described second In holding hole；

Realize that two second buckle arms correspond to the structure fixed with two mutual snappings of the first buckle arm and are respectively： A grab hole is respectively offered respectively in each second buckle arm, it is each solid respectively also on the outer surface of each first buckle arm Provided with one first grab, two first grabs are correspondingly buckled in two grab holes；

Realize that the upper barricade is with the structure that the middle ground plate is contacted and turned on：When two second buckle arms Correspond to respectively when being fixed with the mutual snappings of two first buckle arms, the inner surfaces of two first buckle arms respectively with it is described in The left and right sides on indirect floor are in contact and turned on.

As further improvement of the utility model, the Metal shielding shell includes main casing and upper crimp housing, institute Main casing positioning sleeve is stated outside the shielding board component and the electric connector main body, the upper crimp housing snapping is fixed on The top of the main casing；

The upper barricade and lower barricade also contact conducting with the inner surface of the main casing respectively, the main casing and Upper crimp housing is also each grounded.

As further improvement of the utility model, realize the main casing positioning sleeve located at the shielding board component and institute The structure stated outside electric connector main body is：In the rear on the lower surface of insulation filling block and close to the position of its left and right sides The place of putting is each to offer one the 3rd holding hole respectively, is also respectively installed with one respectively on the left and right sides wall of insulation filling block in the rear First clamping block of arc shape；The main casing have one be the first matrix that ducted body and front and rear sides are open and from The rear openings of first matrix extend U-shaped second matrix of formation backwards, wherein, the front openings of first matrix As one be available for cable end joint insert interface, the front end of upper row's conducting terminal, the front end of lower row's conducting terminal, with And preceding insulation filling block is all in the interface, the notch of U-shaped second matrix down, the matrix of U types second It is also relative formed with a pair of second grabs and a pair of second clamping blocks on the wall of the left and right sides, and this is correspondingly connected in the second grab In two the 3rd holding holes, and the two first clamping block mutual clampings corresponding to the second clamping block；

The structure for realizing the top that the upper crimp housing snapping is fixed on the main casing is：A left side for first matrix It is also each on right two side to be fixedly installed one the 3rd grab respectively；The upper crimp housing have a flat substrate, two Extend the clip side and one of formation down from the back side edge of the substrate towards downward from the left and right sides of the substrate respectively Stretch to be formed keep out side, wherein, the substrate is covered on the upper surface of the main casing, is respectively distinguished on two clip sides A hole clipping being engaged with the 3rd grab is offered, and then two clip sides are corresponded to and the main casing respectively Snapping is fixed, and the side of keeping out also is connected on the rear side of the electric connector main body.

As further improvement of the utility model, a docking is also arranged at intervals with the inner surface on the upside of the main casing Contact block, this contacts conducting to the first holding parts of the contact block respectively with the upper barricade；

The lower barricade also has a contact plate for extending formation backwards from the lower side of second holding parts, institute The rear contact that contact plate is stated with first matrix turns on.

The beneficial effects of the utility model are：Compared to prior art, electric connector described in the utility model have with Lower advantage：1. being embedded with a middle ground plate by being positioned between upper terminal module and lower terminal module, separately it is arranged positioning Contact and turn on the middle ground plate and Metal shielding shell respectively in the shielding board component outside electric connector main body, can The electromagnetic interference between upper terminal module and lower terminal module is effectively shielded, effectively lifts the shielding of electric connector product Can, the high frequency signal transmission performance of guarantee electric connector product.2. upper barricade and lower barricade use snapping fixed form, and Using the snapping fixed form makes barricade keep contacting conducting with middle ground plate, without by welding, mechanically connecting Mode connects conducting to realize, processing procedure is simple and fix stably is lasting.3. the upper terminal module, middle ground plate and lower end Submodule group uses the structures such as first, second and third locating dowel and is fixed into an overall structure, so can be by upper and lower row's conducting terminal with Indirect floor carries out effectively fixed, it is ensured that the planarization of two rows conducting terminal；In addition, the upper insulation filling body, it is lower absolutely The inner flow passage of insulator filling flow when edge obturator and middle ground plate are also encircled into one for secondary plastic rubber shaping jointly, so Can be by inner flow passage by each interval outside product, the mutual UNICOM in incoherent position, so as to reduce the filling of product surface point (Jiao Kou) quantity, reaches that product is specious, the high purpose of reliability.

Brief description of the drawings

Fig. 1 is the dimensional structure diagram that electric connector described in the utility model is under a visual angle；

Fig. 2 is the dimensional structure diagram that electric connector described in the utility model is under another visual angle；

Fig. 3 is the decomposition texture schematic diagram of electric connector described in the utility model；

Fig. 4 is the decomposition texture schematic diagram of electric connector main body described in the utility model；

Fig. 5 is the decomposition texture schematic diagram of terminal module described in the utility model；

Fig. 6 is the decomposition texture schematic diagram of upper terminal module described in the utility model；

Fig. 7 is the decomposition texture schematic diagram of lower terminal module described in the utility model；

Fig. 8 is the dimensional structure diagram that insulation filling body described in the utility model is under a visual angle；

Fig. 9 is the dimensional structure diagram that insulation filling body described in the utility model is under another visual angle；

Figure 10 is the dimensional structure diagram that upper barricade described in the utility model is under a visual angle；

Figure 11 is the dimensional structure diagram that upper barricade described in the utility model is under another visual angle；

Figure 12 is the dimensional structure diagram that lower barricade described in the utility model is under a visual angle；

Figure 13 is the dimensional structure diagram that lower barricade described in the utility model is under another visual angle；

Figure 14 is the dimensional structure diagram that main casing described in the utility model is under a visual angle；

Figure 15 is the dimensional structure diagram that main casing described in the utility model is under another visual angle；

Figure 16 is the dimensional structure diagram that upper crimp housing described in the utility model is under a visual angle；

Figure 17 is the dimensional structure diagram that upper crimp housing described in the utility model is under another visual angle；

When Figure 18 is that electric connector main body described in the utility model is assembled together with shielding board component, cuing open under a visual angle Face structural representation；

When Figure 19 is that electric connector main body described in the utility model is assembled together with shielding board component, under another visual angle Cross-sectional view；

Figure 20 is the cross-sectional view that electric connector main body described in the utility model is under a visual angle；

Figure 21 is the cross-sectional view that electric connector main body described in the utility model is under another visual angle；

Figure 22 is the cross-sectional view that terminal module described in the utility model is under the first visual angle；

Figure 23 is the cross-sectional view that terminal module described in the utility model is under the second visual angle；

Figure 24 is the cross-sectional view that terminal module described in the utility model is under the 3rd visual angle；

Figure 25 is the cross-sectional view that terminal module described in the utility model is under the 4th visual angle.

With reference to accompanying drawing, make the following instructions：

1 --- electric connector main body 10 --- terminal module

11 --- insulation filling body 100 --- upper terminal modules

101 --- lower terminal module 102 --- middle ground plates

103 --- inner flow passages 1000 --- above arrange conducting terminal

1001 --- upper insulation filling body 1010 --- lower row's conducting terminals

The upper base portion A of 1011 --- lower insulation filling bodies 10010 ---

10011 --- the first locating dowel 10012 --- first distribution

10013 --- the first resigning hole 10014 --- first circulation grooves

10110 --- lower base portion A 10111 --- second locating dowels

10112 --- the 3rd locating dowel 10113 --- second resigning holes

10114 --- the second circulation groove 1020 --- earth plate bodies

1021 --- the first perforation 1022 --- second perforation

1023 --- the 3rd perforation 1024 --- openings

110 --- rear insulation filling block 111 --- preceding insulation filling blocks

112 --- linking block 1100 --- first holding holes

1101 --- the second holding hole 1102 --- the 3rd holding holes

The upper barricade of 1103 --- the first clamping blocks 2 ---

20 --- upper base portion B 21 --- first buckle arms

22 --- the first holding parts 23 --- first hold arm

210 --- the first grab 3 --- lower barricades

30 --- lower base portion B 31 --- second buckle arms

32 --- the second holding parts 33 --- second hold arm

34 --- contact plate 310 --- grab holes

4 --- main casing 40 --- first matrixes

41 --- U-shaped second matrix 42 --- second grabs

43 --- the second clamping block 44 --- the 3rd grabs

The upper crimp housing of 45 --- contact blocks 5 ---

50 --- substrate 51 --- clip sides

52 --- keeping out side 53 --- hole clippings

Embodiment

Embodiment of the present utility model is described in detail below in conjunction with accompanying drawing.

Embodiment 1：

Present embodiment discloses a kind of electric connector with novel shielding structure, electric connector includes electric connector master Body 1 and shielding construction, the electric connector main body 1 have terminal module 10 and are molded as one with the terminal module 10 Insulation filling body 11；The terminal module 10 includes upper terminal module 100, lower terminal module 101 and middle ground plate 102, institute State the positioning of middle ground plate 102 to be inlaid between the upper terminal module 100 and lower terminal module 101 so that the upper terminal Module 100, lower terminal module 101 and middle ground plate 102 are fixed into an overall structure；The shielding construction includes barricade group Part and Metal shielding shell, removably positioning sleeve is outside the electric connector main body 1 for the shielding board component, the metal Shell positioning sleeve is shielded outside the shielding board component and the electric connector main body 1, and the shielding board component is also distinguished Contact and turn on the middle ground plate 102 and the Metal shielding shell, the Metal shielding shell is also grounded, with shielding Electromagnetic interference between the upper terminal module 100 and lower terminal module 101.

In the present embodiment, refering to shown in accompanying drawing 5 and accompanying drawing 20, the upper terminal module 100 has upper row's conducting terminal 1000 and the upper insulation filling body 1001 that is molded as one with upper row's conducting terminal 1000, the lower terminal module 101 have There are lower row's conducting terminal 1010 and the lower insulation filling body 1011 being molded as one with lower row's conducting terminal 1010, in described The indirect positioning of floor 102 is inlaid between the upper insulation filling body 1001 and lower insulation filling body 1011 so that the upper end Submodule group 100, lower terminal module 101 and middle ground plate 102 are fixed into an overall structure；And the upper insulation filling body 1001st, insulator fills when lower insulation filling body 1011 and middle ground plate 102 are also encircled into one for secondary plastic rubber shaping jointly The inner flow passage 103 of flowing.Supplementary notes：In the prior art, generally upper row's conducting terminal 1000 and the upper insulation are filled out Fill technique that body 1001 is molded as one and lower row's conducting terminal 1010 is shaped to the lower insulation filling body 1011 The technique of one is respectively defined as a plastic rubber shaping technique；By the terminal module 10 and the insulation filling body 11 into The technique that type is integrated is defined as secondary plastic rubber shaping technique.

It is further preferred that realize that the positioning of middle ground plate 102 is inlaid in the upper insulation filling body 1001 with Structure between insulation filling body 1011 is：Refering to accompanying drawing 5, accompanying drawing 6, accompanying drawing 7, accompanying drawing 22, accompanying drawing 23, accompanying drawing 24 and accompanying drawing Shown in 25, the upper insulation filling body 1001 has a upper base portion A10010, and the upper base portion A10010 is towards the middle ground The first locating dowel 10011 has been wholely set on the lower surface of plate 102, and the first distribution is further opened with the upper base portion A10010 10012 and first resigning hole 10013；The lower insulation filling body 1011 has lower base portion A10110, the lower base portion A10110 The second locating dowel 10111 and the 3rd locating dowel 10112 have been wholely set on towards the upper surface of the middle ground plate 102, And it is further opened with the second resigning hole 10113 on the lower base portion A10110；The middle ground plate 102 has earth plate body 1020, and the perforation 1023 of the first perforation 1021, second perforation 1022 and the 3rd is further opened with the earth plate body 1020；Its In, first locating dowel 10011 is fed through first perforation 1021, and is closely inserted in second resigning hole 10113 In；Second locating dowel 10111 is fed through second perforation 1022, and is closely inserted in first resigning hole 10013 In；3rd locating dowel 10112 is fed through the 3rd perforation 1023, and is closely inserted in first distribution 10012 In.

It is further preferred that realize the upper insulation filling body 1001, lower insulation filling body 1011 and middle ground plate 102 The structure of the inner flow passage 103 of insulator filling flow is when being also encircled into one jointly for plastic rubber shaping：Refering to accompanying drawing 5, accompanying drawing 6, Shown in accompanying drawing 7 and accompanying drawing 20, the upper base portion A10010 is towards being also wholely set on the lower surface of the middle ground plate 102 One the first circulation groove 10014 for extending along the longitudinal direction and extending at the upper base portion A10010 front-end edges, the lower base portion A10110 extends and extends to institute towards being also wholely set one on the upper surface of the middle ground plate 102 along the longitudinal direction The second circulation groove 10114 at lower base portion A10110 front-end edges is stated, the length direction for defining upper and lower row's conducting terminal is front and rear Direction, an opening 1024 extended along the longitudinal direction is also offered between two parties on the earth plate body 1020；And described first Circulation groove 10014,1024 and second circulation groove of opening, 10114 corresponding cooperation, and the inner flow passage is encircled into jointly 103。

In addition, can be seen that from accompanying drawing 5, accompanying drawing 6 and accompanying drawing 7, in the present embodiment, first locating dowel 10011, One distribution 10012, the first resigning hole 10013, the second locating dowel 10111, the 3rd locating dowel 10112, the second resigning hole 10113, First perforation the 1021, second perforation 1022 and the 3rd perforation 1023 are each respectively two, and two the first locating dowels 10011, two Individual first distribution 10012 and two 10013 each left and right two for being laid in the upper base portion A10010 relative respectively of the first resigning hole On side, two the second locating dowels, 10111, two the 3rd locating dowels 10112 and two the second resigning holes 10113 are each relative respectively It is laid on the left and right sides of the lower base portion A10110, two first perforate 1021, two second perforation 1022 and two 3rd perforation 1023 is respectively relative respectively to be laid on the left and right sides of the earth plate body 1020.

In the present embodiment, refering to shown in accompanying drawing 3, accompanying drawing 18 and accompanying drawing 19, the shielding board component has one to be buckled in Upper barricade 2 and one on the upper surface of electric connector main body 1 is buckled in the lower screen on the lower surface of electric connector main body 1 Shield plate 3, the upper barricade 2 are fixed with the lower 3 mutual snapping of barricade, and the upper barricade 2 also simultaneously with it is described in Indirect floor 102 contacts and turned on.

It is further preferred that realize the structure that the upper barricade 2 is buckled on the upper surface of the electric connector main body 1 For：Refering to shown in accompanying drawing 8 and accompanying drawing 9, the insulation filling body 11 has one to correspond to the rear exhausted of the rear portion of terminal module 10 Edge filling block 110, one corresponds to the anterior preceding insulation filling block 111 and one of the terminal module 10 and is connected after described absolutely It is connected block 112 between edge filling block 110 and preceding insulation filling block 111, in the rear on the upper surface of insulation filling block 110 simultaneously Opening position close to its left and right sides respectively offers one first holding hole 1100 respectively, also insulation filling block in the rear It is spaced apart on 110 lower surface and is provided with two the second holding holes 1101；Refering to shown in accompanying drawing 10 and accompanying drawing 11, the upper barricade 2 have the upper base portion B20 of a long strip-board shape, two respectively from the left and right ends of the upper base portion B20 (as upper base portion B length Degree direction both ends) extend the first buckle arm 21, one of formation down and extend upward and backwards shape from the back side edge of the upper base portion B20 Into the first holding parts 22 and two extend the first solid of formation down from the left and right ends of first holding parts 22 respectively Gripping arm 23, wherein, the upper base portion B20 rides upon the upper of the terminal module 10 together with two first buckle arms 21 On surface and left and right sides wall, first holding parts 22 are covered in the rear on the upper surface and front side of insulation filling block 110 In portion, and two the first fixing arms 23 are also corresponded to and are buckled in two first holding holes 1100.

It is further preferred that realize the structure that the lower barricade 3 is buckled on the lower surface of the electric connector main body 1 For：Refering to shown in accompanying drawing 12 and accompanying drawing 13, the lower barricade 3 has the lower base portion B30 of a long strip-board shape, two respectively from institute The left and right ends (the length direction both ends for as descending base portion B) for stating lower base portion B30 extend the second buckle arm 31, one of formation certainly upward The back side edge of the lower base portion B30 extend down formation the second holding parts 32 and two respectively from second holding parts The bending upward of 32 lower side and the second fixing arm 33 for extending formation, wherein, the lower base portion B30 is together with two described second Buckle arm 31 rides upon on lower surface and the left and right sides wall of the terminal module 10 together, and two second buckle arms simultaneously 31 also correspond to positioned at the outside of two first buckle arms 21 respectively, and are fixed with two 21 mutual snappings of the first buckle arm, Second holding parts 32 are connected on the lower front of the rear insulation filling block 110, and two the second fixing arms 33 It is also corresponding to be buckled in two second holding holes 1101.

Mutually detained with two first buckle arms 21 it is further preferred that realizing that two second buckle arms 31 correspond to respectively Connecing fixed structure is：Refering to shown in 10~accompanying drawing of accompanying drawing 13, a card is respectively offered respectively in each second buckle arm 31 Dog hole 310, it is each also on the outer surface of each first buckle arm 21 to be installed with one first grab 210 respectively, two described the One grab 210 is corresponding to be buckled in two grab holes 310.

It is further preferred that realize that the upper barricade 2 is with the structure that the middle ground plate 102 is contacted and turned on： When two second buckle arms 31 correspond to respectively is fixed with two 21 mutual snappings of the first buckle arm, two first buttons The inner surface of arm 21 is in contact and turned on the left and right sides of the middle ground plate 102 respectively (refers to the institute of accompanying drawing 19 Show).

In the present embodiment, refering to shown in accompanying drawing 1 and accompanying drawing 2, the Metal shielding shell includes main casing 4 and upper crimping Housing 5, the positioning sleeve of main casing 4 is outside the shielding board component and the electric connector main body 1, the upper crimp housing 5 snappings are fixed on the top of the main casing 4；The upper barricade 2 and lower barricade 3 also respectively with the main casing 4 Inner surface contact conducting, the main casing 4 and upper crimp housing 5 are also each grounded.

It is further preferred that realize the positioning sleeve of main casing 4 located at the shielding board component and the electric connector master Structure outside body 1 is：Refering to shown in accompanying drawing 1, accompanying drawing 2, accompanying drawing 8, accompanying drawing 14 and accompanying drawing 15, insulation filling block 110 in the rear Lower surface on and close to the opening position of its left and right sides respectively offer one the 3rd holding hole 1102 respectively, also in the rear Each the first clamping block 1103 for being installed with an arc shape respectively on the left and right sides wall of insulation filling block 110；The main casing 4 has There is first matrix 40 being open for ducted body and front and rear sides and prolong backwards from the rear openings of first matrix 40 U-shaped second matrix 41 of to be formed one is stretched, wherein, the front openings of first matrix 40 are one to be available for cable end joint to insert Interface, before the front end (industry in also referred to as contact site) of upper row's conducting terminal 1000, lower row's conducting terminal 1010 All in the interface, the notch of U-shaped second matrix 41 is down, described U-shaped for end and preceding insulation filling block 111 It is also relative formed with a pair of second grabs 42 and a pair of second clamping blocks 43 on the left and right sides wall of second matrix 41, and this is to the Two grabs 42 are corresponding to be connected in two the 3rd holding holes 1102, and this is corresponded to and two described first to the second clamping block 43 1103 mutual clamping of clamping block.

It is further preferred that the structure for realizing the top that the snapping of upper crimp housing 5 is fixed on the main casing 4 is： Refering to shown in accompanying drawing 1, accompanying drawing 2, accompanying drawing 15, accompanying drawing 16 and accompanying drawing 17, also each point on the left and right sides wall of first matrix 40 One the 3rd grab 44 is not fixedly installed；The upper crimp housing 5 has a flat substrate 50, two respectively from the base The clip side 51 and one that the left and right sides of plate 50 extend formation down extends to be formed down from the back side edge of the substrate 50 Keep out side 52, wherein, the substrate 50 is covered on the upper surface of the main casing 4, each point on two clip sides 51 A hole clipping 53 being engaged with the 3rd grab 44 is not offered, and then causes two clip sides 51 corresponding and institute respectively State the snapping of main casing 4 to fix, the side 52 of keeping out also is connected on the rear side of the electric connector main body 1.

It is further preferred that refering to shown in accompanying drawing 14, also it is arranged at intervals with a pair on the inner surface of the upside of main casing 4 Contact block 45, this contacts conducting to the first holding parts 22 of the contact block 45 respectively with the upper barricade 2；

Refering to shown in accompanying drawing 13, the lower barricade 3 also has one to prolong backwards from the lower side of second holding parts 32 The contact plate 34 to be formed is stretched, the contact plate 34 turns on the rear contact of first matrix 40.

In summary, there is advantages below compared to prior art, electric connector described in the utility model：1. by Positioning is embedded with a middle ground plate between upper terminal module and lower terminal module, separately makes positioning sleeve outside electric connector main body Shielding board component contact and turn on the middle ground plate and Metal shielding shell respectively, can effectively shield upper terminal Electromagnetic interference between module and lower terminal module, the shielding properties of electric connector product is effectively lifted, ensure electric connector production The high frequency signal transmission performance of product.2. upper barricade and lower barricade use snapping fixed form, and use the snapping fixation side Formula makes barricade and middle ground plate keep contacting conducting, without realizing that connection is led by the mode such as welding, mechanically connecting Logical, processing procedure is simple and fix stably is lasting.3. the upper terminal module, middle ground plate and lower terminal module use first, 2nd, the structure such as three locating dowels is fixed into an overall structure, can so carry out upper and lower row's conducting terminal and middle ground plate effective It is fixed, it is ensured that the planarization of two rows conducting terminal；In addition, the upper insulation filling body, lower insulation filling body and in indirectly The inner flow passage of insulator filling flow when floor is also encircled into one for secondary plastic rubber shaping jointly, it be able to will so be produced by inner flow passage Each interval, the mutual UNICOM in incoherent position outside product, so as to reduce the filling of product surface point (Jiao Kou) quantity, reach production Product are specious, the high purpose of reliability.

One embodiment of the present utility model is described in detail above, but the content is only of the present utility model Preferred embodiment, it is impossible to be considered as being used to limit practical range of the present utility model.It is all to be made according to present utility model application scope Equivalent change with improve etc., all should still belong within scope of patent protection of the present utility model.

Claims (9)

1. a kind of electric connector with novel shielding structure, electric connector includes electric connector main body (1) and shielding construction, The electric connector main body (1) has terminal module (10) and the insulation filling body being molded as one with the terminal module (10) (11)；It is characterized in that：The terminal module (10) includes upper terminal module (100), lower terminal module (101) and middle ground Plate (102), the middle ground plate (102) positioning be inlaid in the upper terminal module (100) and lower terminal module (101) it Between so that the upper terminal module (100), lower terminal module (101) and middle ground plate (102) are fixed into an overall structure；

The shielding construction includes shielding board component and Metal shielding shell, and removably positioning sleeve is located at the shielding board component Outside, the Metal shielding shell positioning sleeve is located at the shielding board component and the electric connector for the electric connector main body (1) Main body (1) outside, and the shielding board component also contact respectively with the middle ground plate (102) and the Metal shielding shell and Conducting, the Metal shielding shell are also grounded.

2. the electric connector according to claim 1 with novel shielding structure, it is characterised in that：The upper terminal module (100) there is upper row's conducting terminal (1000) and the upper insulation filling body being molded as one with upper row's conducting terminal (1000) (1001), the lower terminal module (101) have lower row's conducting terminal (1010) and with lower row's conducting terminal (1010) into The lower insulation filling body (1011) that type is integrated, middle ground plate (102) positioning are inlaid in the upper insulation filling body (1001) between lower insulation filling body (1011) so that the upper terminal module (100), lower terminal module (101) and centre Earth plate (102) is fixed into an overall structure；And upper insulation filling body (1001), lower insulation filling body (1011) and the centre The inner flow passage (103) of insulator filling flow when earth plate (102) is also encircled into one for plastic rubber shaping jointly.

3. the electric connector according to claim 2 with novel shielding structure, it is characterised in that：Realize it is described in indirectly Floor (102) positions the structure being inlaid between the upper insulation filling body (1001) and lower insulation filling body (1011)：Institute Stating insulation filling body (1001) has a upper base portion A (10010), and the upper base portion A (10010) is towards the middle ground plate (102) the first locating dowel (10011) has been wholely set on lower surface, and first is further opened with the upper base portion A (10010) Distribution (10012) and the first resigning hole (10013)；The lower insulation filling body (1011) has lower base portion A (10110), described Lower base portion A (10110) towards be wholely set on the upper surface of the middle ground plate (102) the second locating dowel (10111) and 3rd locating dowel (10112), and it is further opened with the second resigning hole (10113) on the lower base portion A (10110)；In described indirectly Floor (102) has earth plate body (1020), and be further opened with the earth plate body (1020) the first perforation (1021), Second perforation (1022) and the 3rd perforation (1023)；Wherein, first locating dowel (10011) is fed through first perforation (1021) it is inserted in, and closely in second resigning hole (10113)；Second locating dowel (10111) is fed through described Two perforation (1022), and be closely inserted in first resigning hole (10013)；3rd locating dowel (10112) is fed through 3rd perforation (1023), and be closely inserted in first distribution (10012).

4. the electric connector according to claim 3 with novel shielding structure, it is characterised in that：Realize the upper insulation Obturator (1001), lower insulation filling body (1011) and middle ground plate (102) are exhausted when being also encircled into one jointly for plastic rubber shaping The structure of the inner flow passage (103) of edge body filling flow is：The upper base portion A (10010) is towards the middle ground plate (102) Also be wholely set on lower surface one along the longitudinal direction extend and extend at upper base portion A (10010) front-end edge first Circulation groove (10014), the lower base portion A (10110) is towards being also wholely set on the upper surface of the middle ground plate (102) One the second circulation groove (10114) for extending along the longitudinal direction and extending at lower base portion A (10110) front-end edge, it is described to connect An opening extended along the longitudinal direction (1024) is also offered on floor body (1020) between two parties；And first circulation groove (10014), opening (1024) and the second circulation groove (10114) corresponding cooperation, and the inner flow passage is encircled into jointly (103)。

5. the electric connector according to claim 2 with novel shielding structure, it is characterised in that：The shielding board component The electric connector master is buckled in a upper barricade (2) and one being buckled on electric connector main body (1) upper surface Lower barricade (3) on body (1) lower surface, the upper barricade (2) is fixed with the lower barricade (3) mutually snapping, and institute State barricade (2) also while contact and turn on the middle ground plate (102).

6. the electric connector according to claim 5 with novel shielding structure, it is characterised in that：The insulation filling body (11) one corresponds to the rear insulation filling block (110) at terminal module (10) rear portion, one correspond to the terminal module (10) anterior preceding insulation filling block (111) and one are connected insulation filling block (110) and preceding insulation filling block after described (111) the linking block (112) between, in the rear on the upper surface of insulation filling block (110) and close to its left and right sides Opening position respectively offer one first holding hole (1100) respectively, also in the rear on the lower surface of insulation filling block (110) between Separate and be provided with two the second holding holes (1101)；

Realize that the structure that the upper barricade (2) is buckled on the upper surface of the electric connector main body (1) is：The upper shielding Plate (2) have a long strip-board shape upper base portion B (20), two extend down from the left and right ends of the upper base portion B (20) respectively The first buckle arm (21) for being formed, one extend upward and backwards the first holding parts of formation from the back side edge of the upper base portion B (20) (22) and two extend formation down from the left and right ends of first holding parts (22) respectively first hold arms (23), Wherein, the upper base portion B (20) rides upon the upper table of the terminal module (10) together with two first buckle arms (21) On face and left and right sides wall, first holding parts (22) cover the upper surface and front side of insulation filling block (110) in the rear On top, and two first fixing arms (23) are also corresponded to and are buckled in two first holding holes (1100)；

Realize that the structure that the lower barricade (3) is buckled on the lower surface of the electric connector main body (1) is：The lower shielding Plate (3) have a long strip-board shape lower base portion B (30), two extend upward from the left and right ends of the lower base portion B (30) respectively Formed the second buckle arm (31), one from the back side edge of the lower base portion B (30) extend down formation the second holding parts (32), with And two from the lower side bendings upward of second holding parts (32) and extend the second fixing arm (33) of formation respectively, its In, the lower base portion B (30) rides upon the lower surface of the terminal module (10) together with two second buckle arms (31) And on the wall of the left and right sides, and two second buckle arms (31) also correspond to positioned at two first buckle arms (21) respectively simultaneously Outside, and fixed with two first buckle arms (21) mutually snapping, second holding parts (32) are connected to the rear insulation On the lower front of filling block (110), and two second fixing arms (33) also correspond to and are buckled in two second fixings In hole (1101)；

Realize that two second buckle arms (31) correspond to and two first buckle arms (21) structure that mutually snapping is fixed respectively For：It is each on each second buckle arm (31) to offer a grab hole (310) respectively, also in each first buckle arm (21) Outer surface on it is each be installed with one first grab (210) respectively, two first grabs (210) are corresponding to be buckled in described in two In grab hole (310)；

Realize that the upper barricade (2) is with the structure that the middle ground plate (102) contacts and turned on：When two described second Buckle arm (31) correspond to respectively with two first buckle arms (21) mutually snapping is fixed when, two first buckle arms (21) it is interior Surface is in contact and turned on the left and right sides of the middle ground plate (102) respectively.

7. the electric connector according to claim 6 with novel shielding structure, it is characterised in that：Outside the metallic shield Shell includes main casing (4) and upper crimp housing (5), and main casing (4) positioning sleeve is located at the shielding board component and the electricity Outside, upper crimp housing (5) snapping is fixed on the top of the main casing (4) to connector body (1)；

The upper barricade (2) and lower barricade (3) also contact conducting, the master with the inner surface of the main casing (4) respectively Housing (4) and upper crimp housing (5) are also each grounded.

8. the electric connector according to claim 7 with novel shielding structure, it is characterised in that：Realize the main casing (4) structure of the positioning sleeve located at the shielding board component and the electric connector main body (1) outside is：Insulation filling block in the rear (110) one the 3rd holding hole (1102) is respectively offered respectively on lower surface and close to the opening position of its left and right sides, also Each the first clamping block (1103) for being installed with an arc shape respectively on the left and right sides wall of insulation filling block (110) in the rear； It is the first matrix (40) that ducted body and front and rear sides are open and from first matrix that the main casing (4), which has one, (40) rear openings extend U-shaped second matrix (41) of formation backwards, wherein, the front openings of first matrix (40) As one is available for the interface that cable end joint inserts, the front end of upper row's conducting terminal (1000), lower row's conducting terminal (1010) front end and preceding insulation filling block (111) is all located in the interface, the groove of U-shaped second matrix (41) Mouth down is also relative formed with a pair of second grabs (42) and a pair the on the left and right sides wall of U-shaped second matrix (41) Two clamping blocks (43), and this corresponds to the second grab (42) and is connected in two the 3rd holding holes (1102), this is to second Clamping block (43) corresponds to and two mutual clampings of first clamping block (1103)；

The structure for realizing the top that upper crimp housing (5) snapping is fixed on the main casing (4) is：First matrix (40) it is also each on left and right sides wall to be fixedly installed one the 3rd grab (44) respectively；The upper crimp housing (5) is flat with one The substrate (50) of tabular, two respectively from the left and right sides of the substrate (50) extend down formation clip side (51), with And one keep out side (52) from what the back side edge of the substrate (50) extended formation down, wherein, the substrate (50) is covered in institute It is each on two clip sides (51) to offer one and the 3rd grab (44) phase respectively on the upper surface for stating main casing (4) The hole clipping (53) of cooperation, and then cause two clip sides (51) correspond to respectively to be fixed with the main casing (4) snapping, it is described Side (52) is kept out also to be connected on the rear side of the electric connector main body (1).

9. the electric connector according to claim 8 with novel shielding structure, it is characterised in that：The main casing (4) A pair of contact blocks (45) are also arranged at intervals with the inner surface of upside, this to contact block (45) respectively with the upper barricade (2) The first holding parts (22) contact conducting；

The lower barricade (3) also has a contact plate for extending formation backwards from the lower side of second holding parts (32) (34), the contact plate (34) turns on the rear contact of first matrix (40).