CN206834404U

CN206834404U - Electric connector

Info

Publication number: CN206834404U
Application number: CN201720664654.3U
Authority: CN
Inventors: 何龙; 范建峰
Original assignee: Qidong Qianshuo Electronic Co Ltd
Current assignee: Qidong Qianshuo Electronic Co Ltd
Priority date: 2017-06-08
Filing date: 2017-06-08
Publication date: 2018-01-02
Anticipated expiration: 2027-06-08

Abstract

It the utility model is related to a kind of electric connector, it includes ceramic supporting body, conducting terminal and metal shell, the supporter includes two arms that main part and main body extend forward, two arm separates between left and right, each arm lateral surface is provided with lock groove and the convex portion in front of lock groove, the metal shell is provided with spliced eye, the conducting terminal has the contact site exposed to spliced eye and the connecting pin of extension, the electric connector also includes the first insulator being molded on supporter, first insulator has the buttcover plate between two arm, the contact site is arranged in the upper and lower surface of buttcover plate, the buttcover plate forms hyoplastron with arm, the hyoplastron is located in spliced eye, hyoplastron is provided simultaneously with higher hardness and good toughness, avoid being broken.

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 using ceramic material.

Background technology

With the fast development of electronics industry science and technology, the volume of electronic product is even more along more and more frivolous, short and small Trend development, this also requires that the spare part size of electronic product is less and less, and connector be even more stand in the breach.Due to wanting A generation of looking for novelty electric connector it is smaller, this causes more preferable to mechanical property requirements, and product design difficulty is higher.In order to towards More frivolous, more very thin equipment, and ensure the reliability of product structure, major producer releases corresponding structure design one after another.

The prior art related to this case may be referred to one that utility model patent announces No. CN205944560U exposure Kind electric connector, it includes ceramic supporting body, terminal module and metal shell, and supporter includes main part and main body forward The hyoplastron protruded out, the upper and lower surface of hyoplastron are provided with groove, and terminal module is arranged to two, and it is conductive that each terminal module includes a row Terminal and the collets being molded on conducting terminal, conducting terminal have the contact site for protruding out collets forward, contact Portion is contained in respective slot one by one, wear-resistant although ceramic hardness is high, can improve service life, because hyoplastron is whole Body is ceramics, and ceramics toughness is poor, is easily broken off, especially in user's oblique cutting, after hyoplastron is compressed by butt connector, easily It is broken, have impact on the application function and service life 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

The purpose of this utility model is the provision of a kind of electric connector for having and preventing that hyoplastron is broken.

To realize object defined above, the utility model adopts the following technical scheme that：A kind of electric connector, it includes ceramic support Body, conducting terminal and metal shell, the supporter include two arms that main part and main body extend forward, the two-arm Portion or so is spaced apart, and each arm lateral surface is provided with lock groove and the convex portion in front of lock groove, the metal shell Provided with spliced eye, the conducting terminal has the contact site exposed to spliced eye and the connecting pin of extension, and the electric connector is also Including the first insulator being molded on supporter, first insulator has the docking between two arm Plate, the contact site are arranged in the upper and lower surface of buttcover plate, and the buttcover plate forms hyoplastron with arm, and the hyoplastron is located at grafting In hole.

The arm of the utility model electric connector hyoplastron uses ceramic material, improves the hardness and wear resistance of hyoplastron, reduces The scraping degree of wear of the plug connector grip tab to hyoplastron, the buttcover plate of hyoplastron use plastic material, and plastic material has good Good toughness, improves the toughness of hyoplastron, avoids being broken, ensure the application function and service life of electric connector.

Brief description of the drawings

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

Fig. 2 is the schematic perspective view of another angle of electric connector of the utility model embodiment 1.

Fig. 3 is the three-dimensional exploded view of the electric connector of the utility model embodiment 1.

Fig. 4 is the three-dimensional signal that the supporter of the electric connector of the utility model embodiment 1 engages with the first insulator Figure.

Fig. 5 is sectional views of the Fig. 4 along A-A directions.

Fig. 6 is the three-dimensional exploded view that the supporter shown in Fig. 4 separates with the first insulator.

Fig. 7 is the schematic perspective view that the supporter of the electric connector of the utility model embodiment 2 is combined with plastic parts.

Fig. 8 is sectional views of the Fig. 7 along B-B directions.

Fig. 9 is the three-dimensional exploded view that Fig. 7 supporter and plastic parts separates.

Embodiment

Embodiment 1：

Refering to shown in Fig. 1 to Fig. 6, the first embodiment of the utility model electric connector 100, to be installed on main frame Plug connector (not shown) grafting is supplied on plate, plug connector is provided with metal latch cramp, and the electric connector 100 is included by making pottery Ceramic supporting body 10, the first insulator 21, the second insulator 22, two groups of conducting terminals 30 and metal shells of porcelain material sintering 40。

Supporter 10 includes two arms 12 that main part 11, main body 11 extends forward and left and right is spaced apart, connected At least transverse arm 13 of the front end of an arm 12, in the present embodiment, the transverse arm 13 are connected between a pair of arms 12, two arms Formed with preceding receiving space 14 between 12 and transverse arm 13, main part 11 is provided with the rear receiving space 15 of front and rear insertion.Two arms 12 Lateral surface be provided with lock groove 121 and positioned at the convex portion 122 in lock groove 121 front, lock groove 121 with plug connecting The grip tab for connecing device coordinates, and plug connector and electric connector 100 are locked together.

First insulator 21 is molded on supporter 10, and it includes base portion 23 and the docking protruded out forward from base portion 23 Plate 24, buttcover plate 24 are located in preceding receiving space 14, and buttcover plate 24 is combined together with arm 12 and transverse arm 13, common group of three Into hyoplastron, base portion 23 is located at rear receiving space 15, and in the present embodiment, first insulator 21 can be understood as buttcover plate 24 And plastic parts 28 is formed, i.e., plastic parts 28 is located at the front side of buttcover plate 24, so the buttcover plate 24 and the integrated injection molding of plastic parts 28 Shaping, and plastic parts 28 is made of one piece with transverse arm 13, the surrounded surface of transverse arm 13 is covered by plastic parts 28.Buttcover plate 24 Upper and lower surface is arranged with left and right some accepting grooves 241 spaced apart respectively, and base portion 23 is provided with the front and rear fixing groove for running through base portion 23 231, connected one by one with accepting groove 241.

Second insulator 22, which is molded on conducting terminal 30, defines terminal module 220, and terminal module 220 assembles forward In on the insulator 21 of supporter 10 and first, the front end of the second insulator 22 is located in rear receiving space 15, and rear end is convex backward For supporter 10.Certainly, in other embodiments, conducting terminal 30 is fixed on the second insulator 22 by the way of assembling On.

Conducting terminal 30 includes extending anteriorly out the contact site 31 of the second insulator 22 and extended under the second insulator 22 The connecting pin 32 on surface, the contact site 31 of conducting terminal 30 are forwardly inserted in the fixing groove 231 of the first insulator 21 and accepting groove 241 It is interior.Conducting terminal 30 is arranged to two groups, and the contact site 31 of one of which conducting terminal 30 is located at the upper surface of buttcover plate 24, connecting pin 32 be horizontal lamellar body, and is arranged in a row in left-right direction, to be welded in the upper surface of motherboard, another group of conducting terminal 30 Contact site 31 be located at the lower surface of buttcover plate 24, connecting pin 32 is vertical lamellar body, lines up front two rows in left-right direction, and Positioned at the front of the connecting pin 32 of the one of which conducting terminal 30, to be welded in motherboard welding hole.

Supporter 10 is assembled in forward in metal shell 40, and metal shell 40 is two-part construction, including inner housing 41 and It is sheathed on the shell body 42 in the outside of inner housing 41, there is provided double layer screen function.

Inner housing 41 is provided with spliced eye 45, with for plug connector grafting, the arm 12 of buttcover plate 24 and supporter 10 And transverse arm 13 forms hyoplastron and is located in spliced eye 45, conducting terminal 30 is exposed to spliced eye 40, to be contacted with plug connector, It is also relatively small even if long-term plug abrasion because ceramics have stronger wearability, it is also beneficial to improve whole electric connector Service life, so as in the case of partition in need not setting metal, can also realize the utility model electric connector 100 with inserting The combination stability of head connector.

The left and right sides of shell body 42 is provided with the fixed feet 46 of bending extension downwards, electric connector 100 is fixed on into master On machine plate.

The manufacture method of the utility model electric connector 100, including step are carried out：

Supporter 10 is provided, sintered into by ceramic material；

First insulator 10 is provided, is molded on supporter 10；

The insulator 22 of conducting terminal 20 and second is provided, the injection molding of the second insulator 22 or is assembled on conducting terminal 20 Define terminal module 220；

Terminal module 220 is assembled in forward on the insulator 21 of supporter 10 and first；

Metal shell 40 is provided, metal shell 40 is assembled on supporter 10.

The hyoplastron of the utility model electric connector 100 includes the buttcover plate of the insulator 21 of arm 12 and first of supporter 10 24, arm 12 uses ceramic material, improves the hardness and wear resistance of hyoplastron, reduces scraping of the plug connector grip tab to hyoplastron The degree of wear, buttcover plate 24 use plastic material, improve the toughness of hyoplastron, avoid being broken, and ensure answering for electric connector 100 With function and service life.

Embodiment 2：

Refer to shown in Fig. 7 to Fig. 9, be second of embodiment of the utility model electric connector 100, and supporter 50 Identical with first embodiment, difference is that the buttcover plate 24 of present embodiment and plastic parts 60 are provided separately, plastic parts 60 be single element, and plastic parts 60 is shaped on the transverse arm 53 of the supporter 50, and the transverse arm 53 is arranged to square bar, bag Preceding surface 531, rear surface 532, upper surface 533 and the lower surface 534 of interconnection are included, arm 52 is forwardly convex in preceding surface 531, rear surface 532 is located in preceding receiving space 54, and upper surface 533 is less than the upper surface 523 of arm 52, and lower surface 534 is higher than The lower surface 522 of arm 52.

Plastic parts 60 is coated on preceding surface 531, rear surface 532, upper surface 533 and the lower surface 534 of transverse arm 53, plastic parts 60 tend to be coplanar with the front end face of arm 52, and rear surface 532 is located in preceding receiving space 54, the left and right ends of plastic parts 60 and arm Portion 52 is combined, and rear end is combined with buttcover plate 24, positioned at the front of contact site 31 of conducting terminal 30.

When the utility model electric connector 100 docks with plug connector, because plastic parts 60 has good toughness, insert Head connector directly offsets with plastic parts 60, even if the improper oblique cutting of plug connector, plastic parts 60 will not be also broken, Prevent supporter 50 to be broken simultaneously, ensure that the application function of electric connector 100, increase the service life.Simultaneously as modeling Glue part 60 has flexibility, when plastic parts 60 is integrally formed, is easily controlled the size of the plastic parts 60.

Although being example purpose, preferred embodiment of the present 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 improvement, increase and substitution are possible.

Claims

1. a kind of electric connector, it includes ceramic supporting body, conducting terminal and metal shell, the supporter include main part and Two arms that main body extends forward, two arm separate between left and right, and each arm lateral surface is provided with lock groove and position Convex portion in front of lock groove, the metal shell are provided with spliced eye, and the conducting terminal has connecing exposed to spliced eye Contact portion and the connecting pin of extension, it is characterised in that：The electric connector also includes integrated injection molding in first on supporter Insulator, first insulator have the buttcover plate between two arm, and the contact site is arranged in the upper of buttcover plate Lower surface, the buttcover plate form hyoplastron with arm, and the hyoplastron is located in spliced eye.

2. electric connector according to claim 1, it is characterised in that：The electric connector also includes being assembled in support forward The second insulator on body or the first insulator, the conducting terminal are immobilizated on the second insulator, and the contact site prolongs forward Stretch out the second insulator.

3. electric connector according to claim 2, it is characterised in that：The upper and lower surface of the buttcover plate is respectively equipped with left and right Some accepting grooves spaced apart, first insulator include the base portion being connected with buttcover plate rear end, and the base portion is provided with front and rear Through the fixing groove of base portion, fixing groove connects one by one with accepting groove, and the contact site is inserted into accepting groove via fixing groove, described Supporter is provided with the preceding receiving space between two arms and the rear receiving space from preceding receiving space rearwardly through main part, The buttcover plate is located in preceding receiving space, and for the second insulator front group loaded in rear receiving space, rear end protrudes from branch Support body.

4. electric connector according to claim 1, it is characterised in that：The supporter is provided with a connection at least arm front end Transverse arm, the preceding surface of first insulator cladding transverse arm.

5. electric connector according to claim 1, it is characterised in that：The supporter includes the transverse arm being connected with arm, The transverse arm is located in front of buttcover plate, and the transverse arm includes preceding surface, rear surface, upper surface and the lower surface being connected with each other, institute It is forwardly convex in preceding surface to state arm, the upper surface of transverse arm is less than the upper surface of arm, and lower surface is higher than the lower surface of arm, institute The plastic parts that the first insulator includes being provided separately with buttcover plate is stated, the plastic parts is molded on transverse arm, the plastic cement Part coats preceding surface, rear surface, upper surface and the lower surface of transverse arm, and the front end face of the plastic parts and arm tends to be coplanar, left Right both ends are combined with arm, and rear end is combined with buttcover plate.