CN109494521A - Electric connector - Google Patents

Abstract

Present invention discloses a kind of electric connectors comprising insulating body and the Terminals Die group for being installed on insulating body, the insulating body include rear wall and the hyoplastron that extends forward from rear wall, and the Terminals Die group includes collets and several conductive terminals for being immobilizated in collets；The rear wall is equipped with aft-opening mounting groove, and the collets are installed on mounting groove from back to front and each conductive terminal includes the contact portion for extending in hyoplastron and being exposed to hyoplastron surface；Gap filling between the collets and the rear wall has sealed colloid.The sealed colloid makes electric connector have preferable waterproof performance.

Description

Electric connector

[technical field]

The present invention relates to a kind of electric connector more particularly to a kind of waterproof sealing structures of electric connector.

[background technique]

The prior art please refers to Chinese invention patent application the CN104538782Ath of announcement on April 22nd, 2015,Disclose a kind of waterproof socket electric connector comprising glue core shell body, shielding shell, insulating body and seal；Glue core shellBody includes hollow aperture and the grafting side and the sealed sides that are located at hollow aperture two sides, and shielding shell is set to hollow openingHole, shielding shell include accommodation groove.Insulating body is set in accommodation groove, and plural terminals are formed on insulating body.It is closeSeal it is body formed in sealed sides fill up glue core shell body and shield shell between gap, meanwhile, seal also fills up plural terminalsThe bottom section of pedestal is pierced by increase waterproof effect.The waterproof effect of the waterproof socket electric connector is bad.

[summary of the invention]

Technical problem to be solved by the present invention lies in: providing a kind of has waterproof sealing structure and sealing effect is preferableElectric connector.

To solve the above problems, following technical solution can be used in the present invention:

A kind of electric connector comprising insulating body and the Terminals Die group for being installed on insulating body, the insulating body packetThe hyoplastron for including rear wall and extending forward from rear wall, the Terminals Die group include collets and several conducting ends for being immobilizated in colletsSon；The rear wall is equipped with aft-opening mounting groove, and the collets are installed on mounting groove and each conductive terminal from back to frontContact portion including extending in hyoplastron and being exposed to hyoplastron surface；Gap filling between the collets and the rear wall hasSealed colloid.

Compared with prior art, the invention has the following beneficial effects: the sealed colloids of the electric connector to be filled in insulationBetween block and rear wall, keep the waterproof effect of electric connector preferable.

[Detailed description of the invention]

Fig. 1 is the perspective view of electric connector of the present invention.

Fig. 2 is the perspective view at another visual angle of electric connector shown in Fig. 1.

Fig. 3 is the stereogram exploded view of electric connector shown in Fig. 2.

Fig. 4 is the further stereogram exploded view of electric connector shown in Fig. 3.

Fig. 5 is the stereogram exploded view at another visual angle of electric connector shown in Fig. 4.

Fig. 6 is cross-sectional view of the electric connector shown in Fig. 1 along the direction A-A.

The present invention that the following detailed description will be further explained with reference to the above drawings.

[specific embodiment]

As shown in Figures 1 to 6, present invention discloses a kind of electric connectors 100 comprising insulating body 10 is installed on absolutelyTerminals Die group 20 in edge ontology 10, the inner housing 30 being contained in insulating body 10 and it is coated on the outer of 10 outside of insulating bodyShell 40.The electric connector 100 is equipped with the butt cavity 101 being inserted into for docking connector to open front.The insulating body10 include body part 12, the frame 11 positioned at the appendix 15 of 12 downside of body part and positioned at 12 front end of body part.DescribedThe width in body portion 12 is greater than the width of the appendix 15.The width and height of the frame 11 are all larger than the body part 12Width and height.The body part 12 includes two sidewalls 18, the rear wall of roof 16, bottom wall 17, connection roof 16 and bottom wall 1719 and the hyoplastron 102 that extends forward from rear wall 19.The hyoplastron 102 is located in butt cavity 101.The rear wall 19 is equipped with and opens backwardThe mounting groove 190 of mouth.The Terminals Die group 20 includes collets 21 and several conductive terminals 22 for being immobilizated in collets 21.It is describedCollets 21 are installed on mounting groove 190 from back to front.Gap filling between the collets 21 and the mounting groove 190 has closeAdhesive body 50 ensure that the good waterproof performance of electric connector 100.The conductive terminal 22 includes fixed part 221, self-fixed department221 turn forward the elastic contact part 222 of extension and weld part 223 that the rear end of self-fixed department 221 is bent downward.The insulation21 injection molding of block avoids generating gap between collets 21 and fixed part 221 in the fixed part 221.The Elastic ContactPortion 222 extends forwardly into hyoplastron 102 and is exposed to 102 surface of hyoplastron.The appendix 15 is extended downwardly from bottom wall 17.It is describedAppendix 15 includes the rear portion 154 of the both sides 151 being oppositely arranged and connection both sides 151, the both sides 151 and rear portion154 form forward and downwardly open accommodating space 156.The rear portion 154 is equipped with the terminal containing slot 155 extended vertically, instituteIt states weld part 223 and is contained in terminal containing slot 155.

Two the first side walls that the outer housing 40 includes the first roof 41, bends downward from the both sides of the edge of the first roof 4142 and the first rear wall 46 for being bent downward from the back edge of the first roof 41.The outer housing 40 is equipped with from its first side wall 42The welding foot 45 that lower edge extends downwardly.The side 151 is equipped with the bending part 152 bent outward and backward from its front end, instituteState formation securing groove 153 between bending part 152 and the side 151.The welding foot 45 is fastened in securing groove 153.DescribedThe lower edge of one side wall 42 bends inwards to form holding section 43.The body part 12 includes extending downwardly from its side wall 18 bottom of beyondThe extension 13 of wall 17 forms clasp slot 14 between the extension 13 and the appendix 15, the holding section 43 is fastened inThe clasp slot 14.The body part 12 includes the protrusion 121 outwardly protruded from its lateral surface, and the protrusion 121 is from frameBody portion 11 extends back, and the first side wall 42 is equipped with the buckling groove 44 matched with protrusion 121.Outer housing 40 and insulation are originallyThe fixing effect of body 10 is preferable.

The inner housing 30 includes the two of the second roof 31, the second bottom wall 32 and the second roof 31 of connection and the second bottom wall 32Second sidewall 33.The second sidewall 33 include from rear rim backward and outward bending hook 34,34 clamping of hookIn the outer housing 40.First rear wall 46 of outer housing 40 is equipped with the backing arm 47 extended downwardly from its both ends, and backing arm 47 supportsIt is against hook 34.Mutually fastened between outer housing 40 and inner housing 30, make electric connector 100 when cooperating with docking connector fromTo preferable earthing effect.

The foregoing is merely one embodiment of the present invention, it is not all of or unique embodiment, this field is commonAny equivalent variation that technical staff takes technical solution of the present invention by reading description of the invention, is the present inventionClaim covered.

Claims (10)

1. a kind of electric connector comprising insulating body and the Terminals Die group for being installed on insulating body, the insulating body includeRear wall and the hyoplastron extended forward from rear wall, the Terminals Die group include collets and several conducting ends for being immobilizated in colletsSon；It is characterized by: the rear wall is equipped with aft-opening mounting groove, the collets are installed on mounting groove and every from back to frontOne conductive terminal includes the contact portion for extending in hyoplastron and being exposed to hyoplastron surface；Between the collets and the rear wallGap filling has sealed colloid.

2. electric connector as described in claim 1, it is characterised in that: the conductive terminal include fixed part, self-fixed department toThe weld part that the rear end of elastic contact part and self-fixed department that top rake extends is bent downward, the collets injection molding is in instituteState fixed part.

3. electric connector as described in claim 1, it is characterised in that: the electric connector further includes on the outside of cladding insulating bodyOuter housing, the outer housing include the first roof, two the first side walls bent downward from the both sides of the edge of the first roof and fromThe first rear wall that the back edge of first roof is bent downward, the first rear wall are equipped with the backing arm extended downwardly from its both ends；It is describedElectric connector includes the inner housing being contained in insulating body, and the inner housing includes the second roof, the second bottom wall and connection theTwo second sidewalls of two roofs and the second bottom wall, the second sidewall include from rear rim backward and outward bending hook,The hook is fastened in the outer housing, and the backing arm is resisted against hook.

4. electric connector as claimed in claim 3, it is characterised in that: the insulating body includes roof, bottom wall and connection topThe two sidewalls of wall and bottom wall, the insulating body further include the appendix extended downwardly from bottom wall, and the appendix includes oppositeThe both sides of setting and the rear portion for connecting both sides, the both sides and rear portion are formed forward and downwardly open accommodating space.

5. electric connector as claimed in claim 4, it is characterised in that: the outer housing is equipped with the lower edge from its first side wallThe welding foot extended downwardly, the side are equipped with the bending part that bends backward from its front end, the bending part and the side itBetween form securing groove, the welding foot is fastened in the securing groove.

6. electric connector as claimed in claim 5, it is characterised in that: the rear portion is equipped with the terminal containing slot extended vertically,The conductive terminal is contained in terminal containing slot.

7. electric connector as claimed in claim 4, it is characterised in that: the insulating body include body part and be located at body partThe frame of front end, for the body part on the upside of the appendix, the width and height of the frame are all larger than describedThe width and height in body portion.

8. electric connector as claimed in claim 7, it is characterised in that: the width of the body part is greater than the width of the appendixDegree.

9. electric connector as claimed in claim 8, it is characterised in that: the body part includes extending downwardly to exceed from its side wallThe extension of bottom wall, forms clasp slot between the extension and the appendix, the lower edge of the first side wall is inwardly curvedFolding forms holding section, and the holding section is fastened in the clasp slot.

10. electric connector as claimed in claim 7, it is characterised in that: the body part includes outwardly protruding from its lateral surfaceProtrusion, the protrusion extends back from frame, and the first side wall is equipped with the buckling groove matched with protrusion.