CN207368346U - Electric connector - Google Patents

Electric connector Download PDF

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Publication number
CN207368346U
CN207368346U CN201721398744.9U CN201721398744U CN207368346U CN 207368346 U CN207368346 U CN 207368346U CN 201721398744 U CN201721398744 U CN 201721398744U CN 207368346 U CN207368346 U CN 207368346U
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CN
China
Prior art keywords
insulating
metal
electric connector
interior metal
ground terminal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201721398744.9U
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Chinese (zh)
Inventor
何平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suyin Electronics Dongguan Co Ltd
Original Assignee
Suyin Electronics Dongguan Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Suyin Electronics Dongguan Co Ltd filed Critical Suyin Electronics Dongguan Co Ltd
Priority to CN201721398744.9U priority Critical patent/CN207368346U/en
Application granted granted Critical
Publication of CN207368346U publication Critical patent/CN207368346U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of electric connector, which includes:Insulating body, the terminal group being arranged on insulating body, the interior metal-back being sheathed on insulating body and fixed packet are placed on the outer metal housing of interior metal-back upper end and outside, formed between plug hole between the interior metal-back and insulating body, the terminal group includes at least one ground terminal, the interior metal-back forms at least one elastic extension contact arm, which compresses conducting with ground terminal.Since the interior metal-back in the utility model forms at least one elastic extension contact arm, the elastic extension contact arm compresses conducting with ground terminal, can strengthen shielding effect of metal shell structure with this, make the antijamming capability of the utility model stronger, communication quality is more preferable, beneficial to the raising market competitiveness.

Description

Electric connector
Technical field:
Connector product technical field is the utility model is related to, refers in particular to a kind of electric connector.
Background technology:
There are traffic, communication, network, IT, medical treatment, household electrical appliances etc., supporting field product skill in the main supporting field of electric connector The fast development of art level and its rapid growth in market, forcefully draw the development of connector technique.Up to the present, Electric connector has evolved into that product category is complete, description is enriched, structural shape is various, major field subdivision, industry are special Levy the obvious, seriation of standards system specification and specialized product.
Electric connector of the prior art generally all includes:Insulating body, the terminal group being arranged on insulating body, be arranged Be placed on the outer metal housing of interior metal-back upper end and outside in the interior metal-back on insulating body and fixed packet, the interior metal-back with Formed with plug hole between insulating body, which does not set ground connection leg to be grounded with pcb board and connects, It is not provided with other structures and is grounded with pcb board to connect, causes the shielding effect of its own not ideal enough, can not ensure to be electrically connected Connecing utensil has sufficiently strong interference free performance, i.e. communication quality cannot be guaranteed.
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, there is provided a kind of electric connector.
In order to solve the above-mentioned technical problem, the utility model employs following technical proposals:The electric connector includes:Insulation Body, the terminal group being arranged on insulating body, the interior metal-back being sheathed on insulating body and fixed packet are placed on interior metal Shell upper end and the outer metal housing in outside, formed between plug hole, which includes between the interior metal-back and insulating body At least one ground terminal, the interior metal-back form at least one elastic extension contact arm, the elastic extension contact arm and ground connection Terminal compresses conducting.
Furthermore, in above-mentioned technical proposal, the ground terminal side edge bending forms junction, which consolidates Surely insulating body side is revealed in, which compresses conducting with the elastic extension contact arm.
Furthermore, in above-mentioned technical proposal, the terminal group includes some set in a row in the insulating body The first terminal on top and it is some set in a row in the Second terminal of the insulating body lower part, wherein, positioned at insulating body Two the first terminals of top both sides are first, second ground terminal as the ground terminal;Positioned at insulating body lower part Two Second terminals of both sides are the three, the 4th ground terminals as the ground terminal;The interior metal-back has four Elastic extension contact arm, it compresses first, second, third, fourth ground terminal one by one respectively.
Furthermore, in above-mentioned technical proposal, the interior metal-back rear end forms banking stop, on the insulating body Limiting slot corresponding with the banking stop is formed, which is embedded in the limiting slot.
Furthermore, in above-mentioned technical proposal, the interior metal-back rear end both sides form spacing breach, described exhausted Edge body rear end both sides form spacing raised line, which is anchored in the spacing breach.
Furthermore, in above-mentioned technical proposal, the interior metal-back lower face punching bending forming, which has, some is used for PCB The locating plate of plate grafting positioning.
Furthermore, in above-mentioned technical proposal, fixed between the interior metal-back and outer metal housing by spot welding, this is interior Card slot is provided with the outside of metal-back, is fastened on the outside of the outer metal housing formed with card, the card in the card slot.
Furthermore, in above-mentioned technical proposal, the outer metal housing both sides form some welding foots separately down;Should Outer metal housing rear end forms downwards location pins.
Furthermore, in above-mentioned technical proposal, the interior metal-back inner wall forms the convex closure of increase contact engaging and separating force, this is convex Bag is revealed in described plug hole.
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 Interior metal-back in new forms at least one elastic extension contact arm, which compresses conducting with ground terminal, Shielding effect of metal shell structure can be strengthened with this, make that the antijamming capability of the utility model is stronger, and communication quality is more preferable, be beneficial to Improve the market competitiveness.
Brief description of the drawings:
Fig. 1 is the stereogram of the utility model;
Fig. 2 is the stereogram at another visual angle of the utility model;
Fig. 3 is the bottom view of the utility model;
Fig. 4 is the structure diagram after the utility model dismounting outer metal housing;
Fig. 5 is the three-dimensional exploded view of the utility model;
Fig. 6 is the stereogram of terminal group in the utility model;
Fig. 7 is the exploded view of Fig. 6.
Description of reference numerals:
1 insulating body, 11 limiting slot, 12 spacing raised line
Metal-back in 100 ground terminal, 101 junction 21
211 banking stop, 212 locating plate, 213 spacing breach
214 card slot, 215 convex closure, 22 outer metal housing
221 card, 222 welding foot, 223 location pins
210 elastic extension contact arm, 3 the first terminal 20 plug holes
4 Second terminals
Embodiment:
The utility model is further illustrated with reference to specific embodiments and the drawings.
It is a kind of electric connector as shown in Fig. 1,2, which includes:Insulating body 1, be arranged on insulating body 1 Terminal group, the interior metal-back 21 that is sheathed on insulating body 1 and fixed packet be placed on the outer of interior 21 upper end of metal-back and outside Metal-back 22, formed with the extraneous plug insertion of confession between plug hole 20 between the interior metal-back 21 and insulating body 1.
With reference to shown in Fig. 3,4, the terminal group includes at least one ground terminal 100, and the interior metal-back 21 is molded There is at least one elastic extension contact arm 210, which compresses conducting with ground terminal 100, can strengthen gold with this Belong to shielding effect of shell structure 2, make that the antijamming capability of the utility model is stronger, and communication quality is more preferable, market is competing beneficial to improving Strive power.
Specifically, with reference to shown in 5-7, in this present embodiment, the utility model electric connector is USB Type-C connections Device.The terminal group include it is some set in a row in 1 top of insulating body the first terminal 3 and some set in a row Second terminal 4 in 1 lower part of insulating body, wherein, two the first terminals 3 positioned at 1 top both sides of insulating body are work For first, second ground terminal of the ground terminal 100, which is symmetrically arranged on insulating body 1 Portion both sides;Two Second terminals 4 positioned at 1 lower part both sides of insulating body are to be connect as the three, the 4th of the ground terminal 100 Ground terminal, the three, the 4th ground terminals are symmetrically arranged on 1 lower part both sides of insulating body, and the 3rd ground terminal is located at first Ground terminal side;4th ground terminal is located at the second ground terminal side.With reference to shown in Fig. 5, the interior metal-back 21 has There are four elastic extension contact arms 210, it compresses first, second, third, fourth ground terminal one by one respectively, and is formed steady Fixed electrically conducts.
With reference to shown in Fig. 7,100 side edge bending of ground terminal forms junction 101, which fixes aobvious 1 side of insulating body is exposed to, which compresses conducting with the elastic extension contact arm 210.
With reference to shown in Fig. 2,5, interior 21 rear end of metal-back forms banking stop 211;Formed on the insulating body 1 Limiting slot 11 corresponding with the banking stop 211, the banking stop 211 are embedded in the limiting slot 11;21 rear end two of interior metal-back Side forms spacing breach 213, and the 1 rear end both sides of insulating body form spacing raised line 12, spacing 12 inlay card of raised line It is anchored in the spacing breach 213, ensureing that interior metal-back 21 is stablized with this is socketed on insulating body 1.
21 lower face of the interior metal-back punching bending forming has some locating plates 212 for pcb board grafting positioning, with This can ensure the utility model and after pcb board assembling, which can more stably assemble with pcb board.
With reference to shown in Fig. 5, fixed between the interior metal-back 21 and outer metal housing 22 by spot welding, interior metal is ensured with this The stability that shell 21 is assembled with outer metal housing 22, in addition, the interior outside of metal-back 21 is provided with card slot 214, the outer metal housing 22 Outside is fastened in the card slot 214 formed with card 221, the card 221, with this can further improve interior metal-back 21 with The stability that outer metal housing 22 assembles.
With reference to shown in Fig. 5,22 both sides of outer metal housing form some welding foots 222 separately down, the welding foot 222 It is welded and fixed for pcb board;22 rear end of outer metal housing forms downwards location pins 223, which is used for PCB Plate plugged and fixed, is installed on pcb board with ensureing that the utility model is stablized.
With reference to shown in Fig. 1, interior 21 inner wall of metal-back forms the convex closure 215 of increase contact engaging and separating force, which appears In described plug hole 20.
In conclusion the interior metal-back 21 in the utility model forms at least one elastic extension contact arm 210, the elasticity Extension contact arm 210 compresses conducting with ground terminal 100, can strengthen shielding effect of metal shell structure 2 with this, make the utility model Antijamming capability it is stronger, communication quality is more preferable, beneficial to improve the market competitiveness.
Certainly, it is not to implement to limit the utility model the foregoing is merely specific embodiment of the utility model Scope, all equivalent change or modifications done according to construction, feature and principle described in present utility model application the scope of the claims, should all wrap Include in present utility model application the scope of the claims.

Claims (10)

1. electric connector, it includes:Insulating body, the terminal group being arranged on insulating body, be sheathed on it is interior on insulating body Metal-back and fixed packet are placed on the outer metal housing of interior metal-back upper end and outside, are formed between the interior metal-back and insulating body Have plug hole, which includes at least one ground terminal,
It is characterized in that:The interior metal-back forms at least one elastic extension contact arm, the elastic extension contact arm and ground terminal Son compresses conducting.
2. electric connector according to claim 1, it is characterised in that:The ground terminal side edge bending, which forms, to be connected Portion, the junction are fixed and are revealed in insulating body side, which compresses conducting with the elastic extension contact arm.
3. electric connector according to claim 1, it is characterised in that:The terminal group includes some set in a row in institute State insulating body top the first terminal and it is some set in a row in the Second terminal of the insulating body lower part, wherein, position Two the first terminals in insulating body top both sides are first, second ground terminal as the ground terminal;Positioned at exhausted Two Second terminals of edge body lower part both sides are the three, the 4th ground terminals as the ground terminal;The interior metal Shell has four elastic extension contact arms, it compresses first, second, third, fourth ground terminal one by one respectively.
4. according to the electric connector described in claim 1-3 any one, it is characterised in that:Formed in the middle part of the interior metal-back Banking stop, the insulating body middle part form limiting slot corresponding with the banking stop, which is embedded in the limiting slot.
5. electric connector according to claim 4, it is characterised in that:The interior metal-back rear end both sides form spacing Notch, insulating body rear end both sides form spacing raised line, which is anchored in the spacing breach.
6. electric connector according to claim 1, it is characterised in that:The interior metal-back lower face punching bending forming has Some locating plates for pcb board grafting positioning.
7. electric connector according to claim 1, it is characterised in that:Pass through a little between the interior metal-back and outer metal housing Solid welding is determined, and is provided with card slot on the outside of the interior metal-back, the card is fastened on formed with card, the card on the outside of the outer metal housing In groove.
8. electric connector according to claim 1, it is characterised in that:If the outer metal housing both sides form separately down Dry welding foot;The outer metal housing rear end forms downwards location pins.
9. electric connector according to claim 1, it is characterised in that:The interior metal-back inner wall forms increase contact engaging and separating force Convex closure, which is revealed in described plug hole.
10. electric connector according to claim 1, it is characterised in that:The electric connector is USB Type-C connectors.
CN201721398744.9U 2017-10-26 2017-10-26 Electric connector Active CN207368346U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721398744.9U CN207368346U (en) 2017-10-26 2017-10-26 Electric connector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721398744.9U CN207368346U (en) 2017-10-26 2017-10-26 Electric connector

Publications (1)

Publication Number Publication Date
CN207368346U true CN207368346U (en) 2018-05-15

Family

ID=62421389

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721398744.9U Active CN207368346U (en) 2017-10-26 2017-10-26 Electric connector

Country Status (1)

Country Link
CN (1) CN207368346U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109449654A (en) * 2018-11-16 2019-03-08 番禺得意精密电子工业有限公司 Electric connector

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109449654A (en) * 2018-11-16 2019-03-08 番禺得意精密电子工业有限公司 Electric connector
CN109449654B (en) * 2018-11-16 2020-09-29 番禺得意精密电子工业有限公司 Electrical connector

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Legal Events

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GR01 Patent grant
GR01 Patent grant
CB03 Change of inventor or designer information
CB03 Change of inventor or designer information

Inventor after: Liao Hongchang

Inventor after: Zheng Zhiren

Inventor before: He Ping