CN207691072U - Electric connector - Google Patents

Abstract

The utility model discloses a kind of electric connector comprising upper terminal module, lower terminal module and the metal-back group for being installed on upper terminal module and lower terminal module periphery, the lower hyoplastron during the upper hyoplastron in upper terminal module has with lower terminal module are bonded docking；The front end integrated injection molding of upper and lower hyoplastron has plastic block, plastic block to combine to form hyoplastron with upper and lower hyoplastron, is formed to socket between hyoplastron and metal-back group；Plastic block rear end extends partially into the middle part of upper and lower hyoplastron；And upper and lower hyoplastron rear end also integrated injection molding has plastic cement casing, plastic cement casing to be coated on lower hyoplastron and upper hyoplastron rear perpheral.The utility model is not in the case where changing product specification dimensional conditions, in upper and lower hyoplastron front end integrated injection molding plastic block, and the plastic block rear end locally also extends in the middle part of upper and lower hyoplastron, integrated injection molding plastic casing enhances the anti-external strength damage capability of hyoplastron with this to reinforce the intensity of entire hyoplastron also at the easy fracture of upper and lower hyoplastron rear end.

Description

Electric connector

Technical field：

The utility model is related to connector product design fields, refer in particular to a kind of electric connector.

Background technology：

There are traffic, communication, network, IT, medical treatment, household electrical appliances, military electronic product etc. in the main mating field of electric connector, matches The fast development of set field product technology level and its rapid growth in market, forcefully draw the hair of connector technique Exhibition.Up to the present, electric connector has evolved into that product category is complete, description is abundant, structural shape is various, professional side To subdivision, industrial characteristic is apparent, the seriation of standards system specification and specialized product.

USB Type-C connectors are one kind of electric connector, which can insert regardless of tow sides Enter, size is about that 8.3mm × 2.5mm supports the work(such as charging, data transmission, the display output of USB standard as other interfaces Energy.USB Type-C are mainly directed towards more frivolous, more very thin equipment, enhance availability, and are the performance enhancement of future USB versions Complete road.

USB Type-C connectors in the prior art include：Upper terminal module is held with upper terminal module cooperation peace Terminal module and it being installed on upper terminal module and the metal-back of lower terminal module periphery, the upper terminal module has upper hyoplastron, The lower terminal module has lower hyoplastron, and hyoplastron is bonded docking up and down with lower hyoplastron on this；The front end of the lower hyoplastron and upper hyoplastron Integrated injection molding has plastic block, which combines with lower hyoplastron and upper hyoplastron and to form hyoplastron, the hyoplastron and metal-back group it Between formed to socket, since plastic block only takes shape in the front end of lower hyoplastron and upper hyoplastron, bond strength is limited, can not be effective Improve the survivability of hyoplastron；When USB Type-C connectors are assembled in equipment, USB Type-C connectors are because of shape ruler Very little limitation, by plug be inserted into USB Type-C connectors to socket after, apply external strength and destroy, hyoplastron can not bear this power It measures and is easily broken, cause function to be lost, be unable to reach customer requirement, larger puzzlement is caused to client.

In view of this, the present inventor proposes following technical scheme.

Utility model content：

The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of electric connector.

In order to solve the above-mentioned technical problem, the utility model uses following technical proposals：The electric connector includes：Upper end Submodule group coordinates the lower terminal module of installation with upper terminal module and is installed on upper terminal module and the gold of lower terminal module periphery Belong to shell group, there is the upper terminal module upper hyoplastron, the lower terminal module to have lower hyoplastron, and hyoplastron pastes up and down with lower hyoplastron on this Close docking；The front end integrated injection molding of the lower hyoplastron and upper hyoplastron has plastic block, the plastic block and lower hyoplastron and upper hyoplastron Combination forms hyoplastron, is formed to socket between the hyoplastron and metal-back group；The plastic block rear end extend partially into lower hyoplastron and The middle part of upper hyoplastron；And the lower hyoplastron and upper hyoplastron rear end also integrated injection molding have plastic cement casing, the plastic cement casing packet It is overlying on lower hyoplastron and upper hyoplastron rear perpheral.

Furthermore, in above-mentioned technical proposal, the upper hyoplastron offers backward along its front end face extends to upper hyoplastron First filling slot at middle part；The lower hyoplastron offered backward along its front end face extend in the middle part of lower hyoplastron and with the first filling slot Second filling slot of cooperation；The plastic block rear end is locally integrally attached in first, second filling slot to form extension.

Furthermore, in above-mentioned technical proposal, ground strip is installed between the upper terminal module and lower terminal module, The ground strip front end stretches out in outside the front end of lower hyoplastron and upper hyoplastron；The plastic block is also coated on ground strip front end.

Furthermore, in above-mentioned technical proposal, the upper terminal module includes upper insulator and and upper insulator The fixed first terminal of one, the upper insulator include upper insulating base and are shaped in the upper tongue of insulating base front end Plate；The lower terminal module include with the lower insulator of upper insulator cooperation installation and with lower insulator integrally fixed the Two-terminal, the lower insulator include lower insulating base and are shaped in the lower hyoplastron of lower insulating base front end, the lower insulating base It is fixed with upper insulating base inlay card, and the plastic cement reinforces base rear end and there is extension block, the extension block to be integrally attached to lower insulating base With upper insulating base joining place.

Furthermore, in above-mentioned technical proposal, a mounting groove is formed on the lower insulating base, the installation groove sidewall at Type has the first limiting slot；The upper insulating base both sides form clamped piece, and insulating base is installed on the installation on lower insulating base on this In slot, and this clamped piece from top to bottom inlay card be fixed in first limiting slot.

Furthermore, in above-mentioned technical proposal, the first limiting slot inner wall forms back-off；The clamped piece of outside It is provided with the first card slot, which is sticked in first card slot.

Furthermore, in above-mentioned technical proposal, the metal-back group includes that backpack cover is installed on the upper terminal module And lower terminal module periphery interior metal-back and be sheathed on the outer metal housing of interior metal-back periphery, the interior metal-back and the tongue It is formed between plate described to socket；The interior metal-back inner wall forms several strip bulges, which stretches into this to inserting Mouthful.

Furthermore, in above-mentioned technical proposal, the interior metal-back upper end is provided with the first positioning cards, the interior metal Shell both sides are provided with locating notch；Upper terminal module upper end has the second card slot being adapted to first positioning cards, institute It states lower terminal module both sides and is provided with the locating convex block being adapted to locating notch.

Furthermore, in above-mentioned technical proposal, the second positioning cards are provided on the outside of the outer metal housing；The interior gold Belong to and be provided with location hole on the outside of shell, which is sticked in the location hole, and the interior metal-back and outer metal housing it Between also fixed by spot-welded.

Furthermore, in above-mentioned technical proposal, which is USB Type-C connectors.

After adopting the above technical scheme, the utility model has the advantages that compared with prior art：This practicality It is novel in the case where not changing product specification dimensional conditions, by upper and lower hyoplastron docking assembling after, upper and lower hyoplastron front end integrally note It is moulded into shape blob of viscose, and the plastic block rear end locally also extends in the middle part of upper and lower hyoplastron, also in upper and lower hyoplastron rear end easy fracture Locate integrated injection molding plastic casing to reinforce the intensity of entire hyoplastron, enhances the anti-external strength energy of rupture of hyoplastron with this Power can effectively prevent hyoplastron to occur being broken and loss of function, and the utility model is enabled to have the extremely strong market competitiveness.

Description of the drawings：

Fig. 1 is the stereogram of the utility model；

Fig. 2 is the stereogram of the utility model；

Fig. 3 is the stereogram exploded view of the utility model；

Fig. 4 is the sectional view of the utility model；

Fig. 5 is upper and lower insulator and plastic block and the installation diagram of plastic cement casing in the utility model.

Reference sign：

100 upper terminal module, 200 lower terminal module, 300 metal-back group

Insulating base on 400 pairs of 1 upper insulators 11 of socket

111 clamped pieces of 112 first card slot, 113 second card slots

121 first filling slot of hyoplastron, 2 first terminal on 12

3 insulating base of lower insulator 31 times, 311 mounting groove

312 first limiting slots 313 are buckled to 314 locating convex blocks

32 times 321 second filling slot of hyoplastron, 4 Second terminals

5 plastic block, 51 extension, 6 plastic cement casing

Metal-back in 61 extension block, 7 ground strip 8

81 82 first positioning cards of strip bulge, 83 locating notch

84 location hole, 9 outer metal housing, 91 second positioning cards

Specific implementation mode：

The utility model is further illustrated with reference to specific embodiments and the drawings.

See Fig. 1, shown in 2, be a kind of electric connector, specifically, the electric connector is USB Type-C connectors.

In conjunction with shown in Fig. 2,3, the electric connector includes：Upper terminal module 100 is installed with the cooperation of upper terminal module 100 Lower terminal module 200 and be installed on the metal-back group 300 of upper terminal module 100 and the periphery of lower terminal module 200, the upper end There is submodule group 100 upper hyoplastron 12, the lower terminal module 200 there is lower hyoplastron 32, the lower hyoplastron 32 to be pasted with about 12 upper hyoplastron Close docking；Wherein, the front end integrated injection molding of the lower hyoplastron 32 and upper hyoplastron 12 has plastic block 5, the plastic block 5 and sublingua Plate 32 and the combination of upper hyoplastron 12 form hyoplastron, are formed to socket 400 between the hyoplastron and metal-back group 300.

In conjunction with shown in Fig. 4 and Fig. 5,5 rear end of the plastic block extends partially into the middle part of lower hyoplastron 32 and upper hyoplastron 12, with This increases bonded area, improves product bond strength；And the lower hyoplastron 32 and 12 rear end of upper hyoplastron also integrated injection molding have modeling Glue casing 6, the plastic cement casing 6 are coated on 12 rear perpheral of lower hyoplastron 32 and upper hyoplastron, with this ensure lower hyoplastron 32 and on Hyoplastron 12 is stably fixed at together, is formed an entirety, is substantially reduced risk of breakage, and that improves hyoplastron resists external strength energy of rupture Power, with longer service life.That is, the utility model is in the case where changing product specification dimensional conditions, by it is upper, After lower hyoplastron docking assembling, in upper and lower hyoplastron front end integrated injection molding plastic block 5, and 5 rear end of plastic block locally also extends In the middle part of supreme, lower hyoplastron, integrated injection molding plastic casing 6 is to reinforce entire tongue also at the easy fracture of upper and lower hyoplastron rear end The intensity of plate is enhanced the anti-external strength damage capability of hyoplastron with this, hyoplastron can be effectively prevent to occur being broken and loss of function, enabled The utility model has the extremely strong market competitiveness.

In conjunction with shown in Fig. 3, the upper hyoplastron 12 offers backward along its front end face extends to the first of 12 middle part of upper hyoplastron Filling slot 121；The lower hyoplastron 32 offered backward along its front end face extend to the middle part of lower hyoplastron 32 and with the first filling slot 121 Second filling slot 321 of cooperation；5 rear end of the plastic block be locally integrally attached in first, second filling slot 121,321 with Form extension 51, that is to say, that 51 integrated injection molding of extension is fixed in first, second filling slot 121,321, with this The bond strength of plastic block 5 and upper hyoplastron 12 and lower hyoplastron 32 can be enhanced, you can enhance hyoplastron resists external strength damage capability.

In conjunction with shown in Fig. 3,4, ground strip 7 is installed between the upper terminal module 100 and lower terminal module 200, this connects Ground piece 7, which can play upper terminal module 100 and lower terminal module 200, good prevents signal cross-talk phenomenon.In addition, the ground strip 7 front ends stretch out in outside the front end of lower hyoplastron 32 and upper hyoplastron 12；The plastic block 5 is also coated on 7 front end of ground strip, can be into this One step enhances the bond strength of plastic block 5 and upper hyoplastron 12 and lower hyoplastron 32.

In conjunction with shown in Fig. 3,4, the upper terminal module 100 includes upper insulator 1 and is fixed with 1 one of upper insulator First terminal 2, which includes upper insulating base 11 and is shaped in the upper hyoplastron of 11 front end of insulating base 12；The lower terminal module 200 includes to consolidate with the lower insulator 3 of the cooperation installation of upper insulator 1 and with 3 one of lower insulator Fixed Second terminal 4, the lower insulator 3 include lower insulating base 31 and the lower hyoplastron for being shaped in 31 front end of lower insulating base 32, which fixes with 11 inlay card of upper insulating base, and 6 rear end of plastic cement casing has extension block 61, the extension Block 61 is integrally attached to lower insulating base 31 and 11 joining place of upper insulating base, which can make lower insulating base 31 and upper insulating base 11 connections are more secured, ensure product structure stability.

In conjunction with shown in Fig. 3, a mounting groove 311 is formed on the lower insulating base 31, which forms One limiting slot 312；11 both sides of upper insulating base form clamped piece 111, and insulating base 11 is installed on lower insulating base 31 on this Mounting groove 311 in, and this clamped piece 111 from top to bottom inlay card be fixed in first limiting slot 312, with this can prevent it is upper absolutely Edge seat 11 descends insulating base 31 to be moved forward and backward relatively, the effect of reaching located lateral, in addition, 312 inner wall of the first limiting slot at Type has back-off 313；Clamped piece 111 outside is provided with the first card slot 112, which is sticked in first card slot 112 In, the stabilization of upper insulating base 11 can be made to be installed on lower insulating base 31 with this, and the effect of can reach longitudinal register, ensured with this on The secured intensity and stability of insulating base 11 and lower 31 assembling structure of insulating base.

In conjunction with shown in Fig. 3,4, the metal-back group 300 includes that backpack cover is installed on the upper terminal module 100 and lower end The interior metal-back 8 of the periphery of submodule group 200 and the outer metal housing 9 for being sheathed on 8 periphery of interior metal-back, the interior metal-back 8 with it is described It is formed between hyoplastron described to socket 400, wherein 9 outside of the outer metal housing is provided with the second positioning cards 91；The interior gold Belong to the outside of shell 8 and be provided with location hole 84, which is sticked in the location hole 84, and the interior metal-back 8 with it is outer It is also fixed by spot-welded between metal-back 9, so that the stabilization of outer metal housing 9 is installed on interior metal-back 8, metal-back is ensured with this The stability of 300 structures of group.

In conjunction with shown in Fig. 3,8 inner wall of interior metal-back forms several strip bulges 81, which stretches into this To socket 400, which is used for and is inserted into the Plug contact in socket 400, to increase contact engaging and separating force.The bar shaped For the opposite elastic arm for being traditionally used for increasing contact engaging and separating force of protrusion 81, structure is simpler, and technique is also simpler.

In conjunction with shown in Fig. 3,8 upper end of interior metal-back is provided with the first positioning cards 82,8 both sides of interior metal-back setting There is locating notch 83；100 upper end of upper terminal module has the second card slot 113 being adapted to first positioning cards 82, tool For body, which is set on the upper insulating base 11；200 both sides of lower terminal module are provided with and position The locating convex block 314 that notch 83 is adapted to, specifically, the locating convex block 314 is set to 31 side of lower insulating base.The interior metal-back 8 when with upper terminal module 100 and the assembly of lower terminal module 200, and the interior metal-back 8 is by upper terminal module 100 and lower end submodule 200 front ends of group plug backward, and the locating notch 83 in the interior metal-back 8 is socketed on the locating convex block 314 of lower terminal module, should First positioning cards 82 of interior metal-back 8 are sticked in the second card slot 113 of 100 upper end of upper terminal module, ensure interior gold with this Belong to the stabilization of shell 8 to be installed on upper terminal module 100 and lower terminal module 200.

In conclusion the utility model in the case where not changing product specification dimensional conditions, is assembled docking upper and lower hyoplastron Afterwards, in upper and lower hyoplastron front end integrated injection molding plastic block 5, and 5 rear end of plastic block locally also extends in upper and lower hyoplastron Portion, also integrated injection molding plastic casing 6 is to reinforce the intensity of entire hyoplastron at the easy fracture of upper and lower hyoplastron rear end, with this Enhance hyoplastron resists external strength damage capability, and hyoplastron can be effectively prevent to occur being broken and loss of function, the utility model is enabled to have There is the extremely strong market competitiveness.

Certainly, it is not to implement to limit the utility model the foregoing is merely specific embodiment of the utility model Range, it is all according to the equivalent change or modification that structure, feature and principle is done described in present utility model application the scope of the claims, it should all wrap It includes in present utility model application the scope of the claims.

Claims (10)

1. electric connector comprising：Upper terminal module coordinates the lower terminal module of installation with upper terminal module and is installed on upper end Submodule group and the metal-back group of lower terminal module periphery, the upper terminal module has upper hyoplastron, under which has Hyoplastron, hyoplastron is bonded docking up and down with lower hyoplastron on this；The front end integrated injection molding of the lower hyoplastron and upper hyoplastron has plastic cement Block, the plastic block combine with lower hyoplastron and upper hyoplastron and to form hyoplastron, are formed to socket between the hyoplastron and metal-back group；Its feature It is：

The plastic block rear end extends partially into the middle part of lower hyoplastron and upper hyoplastron；And the lower hyoplastron and upper hyoplastron rear end are also integrated It is injection molded with plastic cement casing, which is coated on lower hyoplastron and upper hyoplastron rear perpheral.

2. electric connector according to claim 1, it is characterised in that：The upper hyoplastron offers backward along its front end face to be prolonged Extend to the first filling slot in the middle part of hyoplastron；The lower hyoplastron offered backward along its front end face extend in the middle part of lower hyoplastron and with Second filling slot of the first filling slot cooperation；The plastic block rear end be locally integrally attached in first, second filling slot with Form extension.

3. electric connector according to claim 1, it is characterised in that：Pacify between the upper terminal module and lower terminal module Equipped with ground strip, which stretches out in outside the front end of lower hyoplastron and upper hyoplastron；The plastic block is also coated on ground strip Front end.

4. electric connector according to claim 1, it is characterised in that：The upper terminal module include upper insulator and With the integrated fixed first terminal of upper insulator, which includes upper insulating base and is shaped in insulating base front end The upper hyoplastron；The lower terminal module include with upper insulator cooperation installation lower insulator and with lower insulator one The fixed Second terminal of body, the lower insulator include lower insulating base and are shaped in the lower hyoplastron of lower insulating base front end, The lower insulating base is fixed with upper insulating base inlay card, and the plastic cement reinforces base rear end and has extension block, the extension block integrally fixed In lower insulating base and upper insulating base joining place.

5. electric connector according to claim 4, it is characterised in that：A mounting groove is formed on the lower insulating base, it should Installation groove sidewall forms the first limiting slot；The upper insulating base both sides form clamped piece, and insulating base is installed on lower exhausted on this In mounting groove on edge seat, and this clamped piece from top to bottom inlay card be fixed in first limiting slot.

6. electric connector according to claim 5, it is characterised in that：The first limiting slot inner wall forms back-off；Institute It states clamped piece of outside and is provided with the first card slot, which is sticked in first card slot.

7. according to the electric connector described in claim 1-6 any one, it is characterised in that：The metal-back group includes backpack cover It is installed on the interior metal-back of the upper terminal module and lower terminal module periphery and is sheathed on the outer metal of interior metal-back periphery Shell is formed described to socket between the interior metal-back and the hyoplastron；The interior metal-back inner wall forms several strip bulges, The strip bulge stretches into this to socket.

8. electric connector according to claim 7, it is characterised in that：The interior metal-back upper end is provided with the first positioning card Piece, the interior metal-back both sides are provided with locating notch；Upper terminal module upper end, which has, to be adapted to first positioning cards Second card slot, lower terminal module both sides are provided with the locating convex block being adapted to locating notch.

9. electric connector according to claim 8, it is characterised in that：It is provided with the second positioning card on the outside of the outer metal housing Piece；Be provided with location hole on the outside of the interior metal-back, which is sticked in the location hole, and the interior metal-back with It is also fixed by spot-welded between outer metal housing.

10. electric connector according to claim 1, it is characterised in that：The electric connector is USB Type-C connectors.