CN207250814U - Electric connector - Google Patents

Abstract

It the utility model is related to a kind of electric connector, it includes insulating body, some conducting terminals and metal shell, the insulating body includes the hyoplastron that main part and main body extend forward, the metal shell is included using the first housing for being drawn technology manufacture, first housing includes procapsid and the back casing for being connected to procapsid rear end, the procapsid is equipped with spliced eye, the back casing is equipped with the fixed space with being penetrated through before and after spliced eye, the main part is at least partly fixed on fixed space, the back casing is equipped with faces wall directly in front of fixed space, the wall of facing directly is connected with procapsid, the main part, which is resisted against forward, faces wall directly, facing wall directly reliably can prevent main part from moving forward, improve the fixing intensity between metal shell and insulating body, improve the structural strength of electric connector.

Description

Electric connector

Technical field

It the utility model is related to a kind of electric connector, more particularly to a kind of electric connector with metal shell.

Background technology

To provide stronger functional requirement, Type c-type USB electric connectors provide the combination of up to 24 conducting terminals, Conducting terminal is symmetrical arranged in two rows to support positive anti-plug, to provide good high-speed transfer performance and strengthening docking tongue Intensity, partition in metal is provided between two rows terminal inside hyoplastron, and conducting terminal is necessary to ensure that limited Partition in not contacted in space.

At present, in the market has the application demand of higher for Type c-type USB electric connectors, and many manufacturers design metal Housing is manufactured using the processing technology being drawn, and the structural strength and signal shielding performance of metal shell is greatly improved, as in State's patent of invention discloses a kind of electric connector of No. CN104979687A exposure, and the metal shell of the electric connector is by being drawn Technology is fabricated, metal shell, bottom wall, bottom wall and side wall be to be seamlessly connected, so can be very good to ensure to be electrically connected The structural strength of device, it is especially more in butt connector parts, when insulating body intensity is weaker.The metal shell is flat Flat tubular form, including the butt tube that main body tube positioned at rear end and autonomous agent pipe protrude out forward, the width of main body tube with it is thick Degree is more than butt tube, and butt tube is connected to be plugged in inside butt connector between main body tube and butt tube by arc surface, Insulating body is assembled in metal shell, and is offseted with arc surface, and limitation insulating body moves forward, still, arc surface light Sliding, the effect kept out insulating body is poor, and insulating body easily slides forward, have impact on the structural strength of electric connector.

Thus, it is necessary to a kind of new electric connector is designed to solve above-mentioned technical problem.

Utility model content

Improve being electrically connected for metal shell and insulating body fixing intensity the purpose of this utility model is to provide a kind of Device.

To realize object defined above, the utility model adopts the following technical solution：A kind of electric connector, it includes insulation originally Body, some conducting terminals being contained in insulating body and the metal shell for housing insulating body, the insulating body include master The hyoplastron that body portion and main body extend forward, the conducting terminal include being arranged in the contact site on the upper and lower surface of hyoplastron and prolong The weld part of insulating body is stretched out, the metal shell is included using the first housing for being drawn technology manufacture, first housing Including procapsid and the back casing of procapsid rear end is connected to, the procapsid is equipped with spliced eye, and the hyoplastron is located at spliced eye Interior, the back casing is equipped with the fixed space with being penetrated through before and after spliced eye, and the main part is at least partly fixed on fixed space, The back casing is equipped with faces wall directly in front of fixed space, and the wall of facing directly is connected with procapsid, and the main part is forward It is resisted against and faces wall directly.

Further, the left and right sides faced wall directly and be located at back casing, and it is laterally protruding in procapsid.

Further, the procapsid includes the upper wall, lower wall and two side for surrounding spliced eye, described to face wall and side wall directly Vertical connection.

Further, the back casing includes the upper wall, lower wall and two side for surrounding fixed space, and the wall of facing directly is with after Upper wall, lower wall and the side wall vertical connection of housing.

Further, the upper wall of the procapsid and back casing is coplanar, positioned at same level, the procapsid and rear shell The lower wall of body is also coplanar, positioned at same level.

Further, the metal shell further includes the second housing for being sheathed on the first hull outside, second housing Including the upper shell and lower housing shell being fixed together again after separating, the procapsid front portion stretches out the second housing.

Further, the upper shell includes roof, the first forearm extended downwards, laterally from roof left and right ends After portion, first arm and from arm after the first forethiga and first further out side extension level on fixinig plate, the top Wall laser welding is separated before and after arm after first forethiga and first, formed between the two on the upper wall of the first housing There is upper gap, first forethiga is affixed by the side wall of procapsid downwards, and is located at and is faced directly in front of wall, arm after first It is affixed on the side wall of back casing downwards.

Further, the lower housing shell include the bottom wall opposite with roof, be connected to bottom wall or so end the second forethiga, Arm after second, horizontal lower fixinig plate, arm is connected between bottom wall and lower fixinig plate after second forethiga or second, institute Bottom wall laser welding is stated on the first housing lower wall, is separated after second forethiga and second before and after arm, between the two shape Into there is a lower gap, arm, which abuts up, after second is affixed on the side wall of procapsid, and positioned at facing directly in front of wall, after second arm to On be affixed on the side wall of back casing, fixed above the lower fixinig plate, both are stacked together, fixed The mounting hole for running through and aliging up and down is respectively equipped with lower fixinig plate.

Further, second housing is equipped with the afterbody that arm extends back from after second, and the afterbody is equipped with downward The retaining sheet of extension, the procapsid outer sheath is equipped with an O shape waterproof washer, before the waterproof washer is located at the second housing Side.

Further, the electric connector further includes partition in metal, and the hyoplastron left and right side is equipped with groove, in described Partition is protruded into groove, and the insulating body includes first insulator, second insulator and the 3rd insulator, the middle partition quilt It is clamped between first insulator and second insulator, the conducting terminal includes first end subgroup and second end subgroup, described First end subgroup is insert molded defines the first terminal module in first insulator, and second end subgroup is insert molded in second insulator Second terminal module is defined, the 3rd insulator is molded in first, second terminal module with defining end on the outside of middle partition Submodule group.

The back casing of the utility model metal housing of electric connector is equipped with the wall of facing directly in front of fixed space, described straight Face the wall and meditate and be connected with procapsid, the main part, which is resisted against forward, faces wall directly, and main part can reliably be prevented to reach by facing wall directly It is dynamic, the fixing intensity between metal shell and insulating body is improved, improves the structural strength of electric connector.

Brief description of the drawings

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

Fig. 2 is the view of another angles of Fig. 1.

Fig. 3 is the three-dimensional exploded view of the utility model electric connector.

Fig. 4 is the three-dimensional exploded view of the terminal module of the utility model electric connector.

Fig. 5 is the schematic perspective view that the utility model metal housing of electric connector and waterproof washer separate.

Fig. 6 is the schematic perspective view of the first housing of the utility model electric connector.

Fig. 7 is the schematic perspective view of another angle of the first housing of the utility model electric connector.

Embodiment

Please refer to Fig.1 to shown in Fig. 7, the utility model electric connector 100 is Type c-type USB socket connectors, is supported Positive anti-plug, it includes partition 30 in insulating body 10, conducting terminal 20, metal, metal shell 40, O shapes waterproof washer 50, metal Fixing piece 60 and waterproof colloid 70.

Insulating body 10 includes the hyoplastron 12 that main part 11 and main part 11 extend forward, the thickness and width of main part 11 More than hyoplastron 12, up and down and left and right protrudes from hyoplastron 12, and 12 left and right sides of hyoplastron are equipped with groove 120.Insulating body 10 also wraps Containing first insulator 131,132 and the 3rd insulator (not indicating) of second insulator, first, second insulator 131, about 132 Stacked together, partition 30 in clamping, the 3rd insulator is molded in first, second insulator 131,132 and middle partition 30 Outside.

Conducting terminal 20 includes contact site 21 and extends the weld part 22 of insulating body 10, and conducting terminal 20 is arranged as two Group, comprising first end subgroup 23 and second end subgroup 24, first end subgroup 23 is insert molded defines first in first insulator 131 Terminal module 230, the contact site 21 of first end subgroup 23 are arranged in 12 upper surface of hyoplastron；Second end subgroup 24 is insert molded in Two insulators 132 define Second terminal module 240, and the contact site 21 of second end subgroup 24 is arranged in 12 lower surface of hyoplastron.

Middle partition 30 is left and right two-part construction spaced apart, and the convex people of middle 30 outer ledge of partition is in 12 groove 120 of hyoplastron It is interior, to be locked together with the grip tab of butt connector (not shown).Middle partition 30 be located at first, second terminal group 23, Between 24 contact sites 21, and it is clamped in fixed, the 3rd insulator injection molding between first, second insulator 131,132 Terminal module 250 is defined in first, second terminal module 230,240 and the middle outside of partition 30.

Metal shell 40 includes the first housing 41 and the second housing 42, and the first housing 41 is fabricated by being drawn technology, In front and rear hollow tubular form, it includes procapsid 411 and is connected to the back casing 412 of 411 rear end of procapsid.Procapsid 411 and back casing 412 be respectively tubular form, including the lower wall 4112 opposite with upper wall 4111,4121 of upper wall 4111,4121, 4122 and the two lateral walls 4113,4123 of connection upper wall 4111,4121 and lower wall 4112,4122.Procapsid 411 is also to extension Go out the second housing 42, waterproof washer 50 is arranged with the outside of procapsid 411, positioned at the front of the second housing 42.

Upper wall 4111,4121, lower wall 4112,4122 and connection upper wall 4111,4121 and side wall 4113,4123 are respectively nothing Seam connection, a spliced eye 4110 are formed between the upper wall 4111, lower wall 4112 and two side 4113 of procapsid 411, and one fixes Space 4120 is formed between the upper wall 4121, lower wall 4122 and two side 4123 of back casing 412, spliced eye 4110 and fixed sky Between 4120 front and rear perforations, the hyoplastron 12 of insulating body 10 is located in spliced eye 4110, and main part 11 is fixed on fixed space 4120 It is interior.

Procapsid 411 and the upper wall 4111,4121 of back casing 412 are coplanar, positioned at same level；Procapsid 411 is with after The lower wall 4112,4122 of housing 412 is also coplanar, positioned at same level.After the width of procapsid 411 in the lateral direction is less than Housing 412, the left and right ends of back casing 412 protrude from the side wall 4113 of procapsid 411, and 412 front end of back casing is equipped with and front housing 411 side wall 4113 of body is connected vertically to face wall 4125 directly, faces wall 4125 directly and is located at the front of fixed space 4120, it is same to face wall 4125 directly When with 4123 vertical connection of upper wall 4121, lower wall 4122 and side wall of back casing 412.The main part 11 of insulating body 10 supports forward Lean against and face directly on wall 4125, can reliably prevent main part 11 from moving forward, improve the first housing 41 and insulating body 10 Between fixing intensity, improve electric connector 100 structural strength.

Second housing 42 includes the upper shell 421 and lower housing shell 422 being fixed together again after separating up and down, upper shell 421 Including roof 4211, from 4211 left and right ends of roof downwards, arm 4213 after the first forethiga 4212, first for extending laterally And from arm 4213 after the first forethiga 4212 and first further out side extension level on fixinig plate 4214, the first forearm Arm 4213 is connected between roof 4211 and upper fixinig plate 4214 behind portion 4212 and second.After first forethiga 4212 and first Arm 4213 is respectively arc, both open time interval, between formed with gap 4216 on one.The anterior shunt excitation flush weld of roof 4211 It is connected on 411 upper wall 4111 of procapsid, rear laser soldering portions are on 412 upper wall 4121 of back casing.First forethiga 4212 to Under be affixed by the side wall 4113 of procapsid 411, and positioned at facing the front of wall 4125 directly, after arm 4212 is affixed on downwards after first On the side wall 4123 of housing 412.

Lower housing shell 422 includes the bottom wall 4221 opposite with roof 4211, is connected to second forearm at the end of bottom wall 4221 or so The lower fixinig plate 4224 of arm 4223, level and the afterbody 4225 that arm 4223 extends back from after second behind portion 4222, second, the Arm 4223 is respectively arc after two forethigas 4222 and second, both open time interval, between formed with gap 4226 once, With upper 4216 consistency from top to bottom of gap.Laser soldering portions are on 411 lower wall 4112 of procapsid before bottom wall 4221, rear portion shunt excitation flush weld It is connected on 412 lower wall 4122 of back casing.Arm 4222 is affixed by the side wall 4113 of procapsid 411 upwards after second, and position In facing directly in front of wall 4125, arm 4222 is affixed on the side wall 4123 of back casing 412 upwards after second.

Second forethiga, 4,222 1 end is connected with bottom wall 4221, and another end is disconnected with lower fixinig plate 4224, after second Arm 4223 is connected between bottom wall 4221 and lower fixinig plate 4224.Upper fixinig plate 4214 is above lower fixinig plate 4224, and two Person is stacked together, upper fixinig plate 4214 and lower fixinig plate 4224 be respectively equipped with run through and align up and down mounting hole 4217, 4227, it is locked in after being passed through for screw on circuit board (not shown).4225 rear end of afterbody is equipped with the fixinig plate extended downwardly 4228, to fix on circuit boards.

Fixing piece 60 is annular, is laser welded with the madial wall of 41 fixed space 4120 of the first housing, supports forward It is against on 10 main part 11 of insulating body, prevents terminal module 250 from retreating.

Waterproof colloid 70 is formed in 41 fixed space 4120 of the first housing by dispensing, seals up insulating body 10 and The gap of one housing 41, prevents aqueous vapor from entering from 100 rear end of electric connector inside electric connector 100, after realizing electric connector 100 The water-proof function at end.

Although being example purpose, the preferred embodiment of the utility model, the common skill of this area are had been disclosed for Art personnel will realize the situation of the scope of the utility model and spirit disclosed in not departing from by appended claims Under, various improvements, additions and substitutions are possible.

Claims (10)

1. a kind of electric connector, it includes insulating body, some conducting terminals being contained in insulating body and houses insulation originally The metal shell of body, the insulating body include the hyoplastron that main part and main body extend forward, and the conducting terminal includes It is arranged in the contact site on the upper and lower surface of hyoplastron and extends the weld part of insulating body, the metal shell is included to use and is drawn First housing of technology manufacture, first housing include procapsid and the back casing for being connected to procapsid rear end, the front housing Body is equipped with spliced eye, and the hyoplastron is located in spliced eye, and the back casing is equipped with the fixed space with being penetrated through before and after spliced eye, institute State main part and be at least partly fixed on fixed space, it is characterised in that：The back casing is equipped with straight in front of fixed space Face the wall and meditate, the wall of facing directly is connected with procapsid, and the main part, which is resisted against forward, faces wall directly.

2. electric connector according to claim 1, it is characterised in that：The left and right sides faced wall directly and be located at back casing, It is and laterally protruding in procapsid.

3. electric connector according to claim 1, it is characterised in that：The procapsid include surround spliced eye upper wall, Lower wall and two side, it is described to face wall and side wall vertical connection directly.

4. electric connector according to claim 3, it is characterised in that：The back casing includes surrounding the upper of fixed space Wall, lower wall and two side, the upper wall for facing wall and back casing directly, lower wall and side wall vertical connection.

5. electric connector according to claim 4, it is characterised in that：The upper wall of the procapsid and back casing is coplanar, position In same level, the lower wall of the procapsid and back casing is also coplanar, positioned at same level.

6. electric connector according to claim 4, it is characterised in that：The metal shell, which further includes, is sheathed on the first housing Second housing in outside, second housing include the upper shell and lower housing shell being fixed together again after separating, the procapsid Front portion stretches out the second housing.

7. electric connector according to claim 6, it is characterised in that：The upper shell includes roof, from roof or so two End downwards, the first forethiga for extending laterally, after first arm and from arm after the first forethiga or first further out Fixinig plate in the level of side extension, the roof laser welding is on the upper wall of the first housing, first forethiga and first Separate before and after arm, be affixed by between the two formed with upper gap, first forethiga on the side wall of procapsid downwards afterwards, and And positioned at facing directly in front of wall, arm is affixed on the side wall of back casing downwards after first.

8. electric connector according to claim 7, it is characterised in that：The lower housing shell include the bottom wall opposite with roof, It is connected to second forethiga at bottom wall or so end, arm, horizontal lower fixinig plate after second, second forethiga or the second postbrachium Portion is connected between bottom wall and lower fixinig plate, the bottom wall laser welding on the first housing lower wall, second forethiga with Separated after second before and after arm, between the two formed with lower gap, after second, arm, which abuts up, is affixed on the side wall of procapsid, and And positioned at facing directly in front of wall, arm is affixed on the side wall of back casing upwards after second, fixed on lower fixinig plate Side, both are stacked together, and fixed is respectively equipped with the mounting hole for running through and aliging up and down with lower fixinig plate.

9. electric connector according to claim 7, it is characterised in that：Second housing is equipped with from after second that arm is backward The afterbody of extension, the afterbody are equipped with the retaining sheet extended downwardly, and the procapsid outer sheath is equipped with an O shape waterproof washer, The waterproof washer is located in front of the second housing.

10. electric connector according to claim 1, it is characterised in that：The electric connector further includes partition in metal, institute State hyoplastron left and right side and be equipped with groove, the middle partition is protruded into groove, and the insulating body includes first insulator, second exhausted Edge body and the 3rd insulator, the middle partition are clamped between first insulator and second insulator, the conducting end attached bag First end subgroup and second end subgroup are included, the first end subgroup is insert molded defines the first terminal module in first insulator, Second end subgroup is insert molded defines Second terminal module in second insulator, the 3rd insulator is molded in first, Second terminal module is with defining terminal module on the outside of middle partition.