CN206640013U

CN206640013U - Electric connector

Info

Publication number: CN206640013U
Application number: CN201720345757.3U
Authority: CN
Inventors: 陈焕毅; 刘飞
Original assignee: Guangdong Link Communications Inc
Current assignee: Guangdong Link Communications Inc
Priority date: 2017-04-01
Filing date: 2017-04-01
Publication date: 2017-11-14
Anticipated expiration: 2027-04-01

Abstract

The utility model discloses a kind of electric connector, including housing and the terminal module that is assembled in housing；Housing has host cavity；Terminal module includes insulator and the multiple conducting terminals being fixed in insulator, conducting terminal has the contact site for being exposed to insulator front end and the connecting portion for being exposed to insulator rear end, insulator is fixed on housing rear end from the assembling of housing after-opening, and contact site is contained in host cavity；Housing rear end outer peripheral face is convexly equipped with lattice, and housing outer peripheral face is respectively equipped with groove in the front-end and back-end of lattice, the perforation run through with host cavity is provided with groove；Gap, after-opening and groove between housing and insulator are filled up by sealed colloid；It so can effectively realize sealing waterproof, and sealed colloid is not only filled with the gap between housing and insulator and after-opening, also fill up to the groove of housing outer peripheral face lattice rear and front end, so that between sealed colloid and housing and insulator three can mutual stable bond, be not readily separated.

Description

Electric connector

Technical field

It the utility model is related to technical field of electric connectors, more particularly to a kind of electric connector for sealing waterproof.

Background technology

Electric connector is used to be electrically connected between device and device, component and component, system and system and signal Transmit, be to form base components necessary to a holonomic system.

Usually, electric connector mainly includes multiple connection terminals for transmission signal, for installing and supporting connection The insulator of terminal and the housing for fixed insulation body.In assembling, the insulator for being fixed with connection terminal is assembled solid Enclosure interior is incorporated into, so as to obtain the electric connector.

However, insulator can not be securely fixed in housing by the electric connector of prior art, and can not eliminate Gap between insulator and housing, sealing is poor, and water may penetrate into electricity by the gap between its housing and insulator Inside connector, and then internal short circuits or damage may be caused, can not meet the needs of mobile communication product waterproofing design.

Therefore, it is necessary to a kind of new electric connector is designed to solve the above problems.

The content of the invention

In order to overcome shortcoming and defect present in prior art, the purpose of this utility model is that providing a kind of sealing prevents The electric connector of water.

To achieve the above object, the utility model uses following technical scheme：

A kind of electric connector, it is characterised in that including：The terminal module that housing and assembling are fixed in the housing；Institute Stating housing has host cavity, and the front-end and back-end that the host cavity extends through the housing form open front and after-opening；Institute Stating terminal module includes insulator and the multiple conducting terminals being fixed in the insulator, and the conducting terminal, which has, to be exposed to The contact site of the insulator front end and the connecting portion for being exposed to the insulator rear end, the insulator is from the after-opening group Dress is fixed on the housing rear end, and the contact site is contained in the host cavity；The housing rear end outer peripheral face is convexly equipped with point Every portion, the housing outer peripheral face is respectively equipped with groove in the front-end and back-end of the lattice, be provided with the groove with it is described The perforation that host cavity runs through；Gap, the after-opening and the groove between the housing and the insulator is close Adhesive body fills up.

Further, the housing rear end internal face is provided with multiple depressed parts, the insulator outside surface be provided with projection and Enter glue groove, the insulator from after-opening assembling be fixed to the housing rear end when, the projection is contained in the depression In portion, it is described enter glue groove it is corresponding with the depressed part.

Further, the projection and it is described enter glue groove quantity and the quantity equal to the depressed part.

Further, the perforation in each groove has multiple and extended through to the depressed part.

Further, the host cavity internal face is additionally provided with the axially extending guide groove through the housing forward end.

Further, the connecting portion is used for connecting wire, and the position that the wire is connected with the connecting portion is described Sealed colloid encases.

Further, the rear end face of the sealed colloid flushes with the rear end face of the housing.

Further, to be further provided with second recessed for one end away from the lattice in the groove of the lattice front end Groove.

Further, for the housing in cylinder, the housing forward end outer surface has chamfering.

Compared with prior art, the utility model has the advantages that：

The utility model in housing rear end outer peripheral face by being convexly equipped with lattice, and the housing outer peripheral face is in the lattice Front-end and back-end be respectively equipped with groove, the perforation run through with the host cavity is provided with the groove；The housing with it is described Gap, the after-opening and the groove between insulator are filled up by sealed colloid, so can effectively realize sealing Waterproof, and sealed colloid is not only filled with the gap between housing and the insulator and the after-opening, also fills up to housing In the groove of outer peripheral face lattice rear and front end so that the sealed colloid and the housing and the insulator three it Between can mutual stable bond, be not readily separated.

Brief description of the drawings

Fig. 1 is the schematic perspective view of the utility model electric connector；

Fig. 2 is the decomposing schematic representation of the utility model electric connector；

Fig. 3 is the sectional view of the utility model electric connector；

Fig. 4 is schematic diagram when filler is carried out in the utility model electric connector assembling to mould；

Fig. 5 is Fig. 4 sectional view.

The drawing reference numeral explanation of embodiment：

Housing 1	Host cavity 10	Open front 11	Chamfering 111
				After-opening 12	Guide groove 13	Lattice 14	Groove 15
Second groove 151	Perforation 16	Depressed part 17	Terminal module 2
				Insulator 21	Projection 211	Enter glue groove 212	Conducting terminal 22
Contact site 221	Connecting portion 222	Sealed colloid 3	Wire 4
				Mould 5

Embodiment

For ease of being better understood from the purpose of this utility model, structure, feature and effect etc., in conjunction with accompanying drawing and specifically The utility model is described in further detail for embodiment.

Refer to Fig. 1, Fig. 2 and Fig. 3, a kind of electric connector disclosed in the utility model, for being inserted with butt-jointed electric connector Connect, including the terminal module 2 that housing 1 and assembling are fixed in the housing 1.Specifically, the housing 1 is formed as cylindrical knot Structure, its leading exterior surface have chamfering 111, and the housing 1 can use the plastic materials such as metal or PVC to be made；It is appreciated that , the shape not limited to this of the housing 1, the housing 1 can also be configured to required shape, for example, it is square etc..

The housing 1 has a host cavity 10, the host cavity 10 extend through the housing 1 front-end and back-end formed before Opening 11 and after-opening 12, the internal face of host cavity 10 are additionally provided with the axially extending guide groove 13 through the housing forward end, The guide protrusions that the guide groove 13 is used to be correspondingly arranged with the butt-jointed electric connector are engaged, so as to guide the electric connector Smoothly it is correctly inserted into and docks with butt-jointed electric connector.The rear end outer peripheral face of housing 1 is convexly equipped with lattice 14, in the lattice 14 front-end and back-end are respectively equipped with groove 15, and the perforation 16 run through with the host cavity 10 is provided with the groove 15；It is described The rear end internal face of housing 1 is additionally provided with multiple depressed parts 17, and the depressed part 17 runs through the rear end of housing 1,16 pairs of the perforation Answer the depressed part 17 to set and be through in the depressed part 17.

The terminal module 2 includes insulator 21 and the multiple conducting terminals 22 being fixed in the insulator 21, specifically Ground, in the utility model, the edge of conducting terminal 22 buries shaping and is fixed in the insulator 21, certainly in other embodiment In, the conducting terminal 22 can also be that assembling is fixed in the insulator 21；The conducting terminal 22, which has, is exposed to institute State the contact site 221 of insulator front end and be exposed to the connecting portion 222 of the insulator rear end, the outer surface of insulator 21 is set Have projection 211 and enter glue groove 212, the projection 211 and it is described enter glue groove 212 quantity and the number equal to the depressed part 17 Amount, specifically, in the utility model, the quantity of the depressed part 17 has four, the projection 211 and it is described enter glue groove 212 Respectively have two, certainly in other embodiments or the projection have one, it is described enter glue groove have three, Or the quantity of the depressed part have six, the projection have four, it is described enter glue groove have two, the utility model pair The quantity of depressed part 17 and the projection 211 and it is described enter glue groove 212 quantity be not limited；The insulator 21 is from described The rear end of housing 1 is fixed in the assembling of after-opening 12, and the projection 211 is corresponding to be contained in the depressed part 17, it is described enter glue Groove 212 is corresponding with the depressed part 17, and the contact site 221 is contained in the host cavity 10；The housing 1 with it is described absolutely Gap, the after-opening 12 and the groove 15 between edge body 21 are filled up by sealed colloid body 3.

Fig. 3, Fig. 4 and Fig. 5 are referred to, specifically, the sealed colloid 3 is being filled up into the housing 1 and the insulator When gap, the after-opening 12 between 21 and the groove 15, the company of the rear end of insulator 21 will be first exposed to Socket part 222 connects wire 4, and certainly, this step can also be carried out before the conducting terminal 22 is fixed to the insulator 21； Then the terminal module 2 is fixed to the rear end of housing 1, now, the insulation from the assembling of after-opening 12 of the housing The projection 211 of the outer surface of body 21 is corresponding to be contained in the depressed part 17 of the rear end internal face of housing 1, it is described enter glue groove 212 with The depressed part 17 is corresponding, and the contact site 221 of the conducting terminal 22 is corresponding in the host cavity 10；Again by the shell Body 1 is assembled in a mould 5 (referring particularly to Fig. 4 and Fig. 5), then carries out encapsulating from the after-opening 12 of housing 1 so that liquid The gap that the circulation of body glue is filled up between the insulator 21 and the housing 1, and liquid glue is through the depressed part 17 and perforation In stream 16 to the groove 15 of the rear and front end of lattice 14, so as to which the groove 15 also be filled up；Treat the liquid glue The sealed colloid 3 is obtained after solidification, and the sealed colloid 3 encases what the wire 4 was connected with the connecting portion 222 Position, the rear end face of the sealed colloid 3 flush (referring particularly to Fig. 3) with the rear end face of the housing 1, also by the after-opening 12 fill up；Finally the housing 1 is removed out of described mould 5 again, that is, obtains electric connector of the present utility model, seals waterproof Property it is high, and sealed colloid 3 is not only filled with the gap between housing 1 and the insulator 21 and the after-opening 12, also fills up To the groove 15 of the rear and front end of 1 outer peripheral face lattice of housing 14, so that the sealed colloid 3 and the housing 1 and institute State between the three of insulator 21 can mutual stable bond, be not readily separated.

Preferably, the multiple perforation 16 run through with multiple depressed parts 17 are provided with the groove 15, so that liquid Body glue more quick can be entered to successfully in the groove 15 to fill the groove 15.

Further, one end away from the lattice is further provided with second in the groove 15 of the front end of lattice 14 Groove 151, it can so be effectively increased the linking steady character of the sealed colloid 3 and the groove 15.

Although embodiment of the present utility model is disclosed above described, but is not limited to the utility model, any ripe Relevant art is practised, is not being departed from spirit and scope of the present utility model, such as according to described in present utility model application scope Shape, construction, feature and spirit, which are worked as, can do a little change, therefore scope of patent protection of the present utility model must regard this patent and weigh Sharp claim, which defines, to be defined.

Claims

A kind of 1. electric connector, it is characterised in that including：The terminal module that housing and assembling are fixed in the housing；It is described Housing has host cavity, and the front-end and back-end that the host cavity extends through the housing form open front and after-opening；It is described Terminal module includes insulator and the multiple conducting terminals being fixed in the insulator, and the conducting terminal, which has, is exposed to institute State the contact site of insulator front end and be exposed to the connecting portion of the insulator rear end, the insulator assembles from the after-opening The housing rear end is fixed on, the contact site is contained in the host cavity；The housing rear end outer peripheral face is convexly equipped with separation Portion, the housing outer peripheral face are respectively equipped with groove in the front-end and back-end of the lattice, are provided with and the receipts in the groove The perforation that cavity volume runs through；Gap, the after-opening and the groove between the housing and the insulator are sealed Colloid fills up.
2. electric connector as claimed in claim 1, it is characterised in that：The housing rear end internal face is provided with multiple depressed parts, The insulator outside surface is provided with projection and enters glue groove, and the insulator is fixed to the housing rear end from after-opening assembling When, the projection is contained in the depressed part, it is described enter glue groove it is corresponding with the depressed part.
3. electric connector as claimed in claim 2, it is characterised in that：The projection and it is described enter glue groove quantity and equal to institute State the quantity of depressed part.
4. electric connector as claimed in claim 2, it is characterised in that：Perforation in each groove has multiple and difference It is through in the depressed part.
5. electric connector as claimed in claim 1, it is characterised in that：The host cavity internal face is additionally provided with axially extending run through The guide groove of the housing forward end.
6. electric connector as claimed in claim 1, it is characterised in that：The connecting portion is used for connecting wire, the wire with The position of the connecting portion connection is encased by the sealed colloid.
7. electric connector as claimed in claim 1, it is characterised in that：After the rear end face of the sealed colloid and the housing End face.
8. electric connector as claimed in claim 1, it is characterised in that：Away from the separation in the groove of the lattice front end The one end in portion is further provided with the second groove.
9. electric connector as claimed in claim 1, it is characterised in that：The housing is in cylinder, the housing forward end appearance Face has chamfering.