CN202042723U

CN202042723U - Electric connector

Info

Publication number: CN202042723U
Application number: CN2011201135934U
Authority: CN
Inventors: 卢忠智
Original assignee: Dongguan Yusen Precision Terminal Co Ltd
Current assignee: Dongguan Yusen Precision Terminal Co Ltd
Priority date: 2011-04-18
Filing date: 2011-04-18
Publication date: 2011-11-16
Anticipated expiration: 2021-04-18

Abstract

The utility model discloses an electric connector, which comprises an insulating body, a plurality of conductive terminals and a shield casing, wherein the conductive terminals are fixed on the insulating body; the insulating body is coated by the shield casing and comprises a base part; the base part is provided with a front end surface, a rear end surface opposite to the front end surface, a top surface and two lateral surfaces connected with two sides of the top surface; the front end surface horizontally extend forwards to form a tongue plate; each conductive terminal is fixedly held in the insulating body and is provided with a contact part extending to the tongue plate; the shield casing is coated on the insulating body; a first welding part is arranged at the rear end of the shield casing; the front end of the shield casing is bent towards the bottom to form a bending part; the bending part extend towards two sides to form flat plate parts; second welding parts are arranged on the two sides of the flat plate part, which face to the bottom; the center line of the first welding part and center lines of the second welding parts are not positioned on the same line; and the first welding part and the second welding parts are respectively in flat plate shape and are arranged in parallel.

Description

Electric connector

Technical field

The utility model is about a kind of electric connector, but is meant the electric connector of a kind of transmitting high speed audio frequency and videl signal (Digital Interface for Video and Audio) especially.

Background technology

Along with people becoming clear day by day for the convenient application demand of electronic product, and then cause giving more sustained attention of each manufacturer, because each manufacturer is in order to improve the competitiveness of electronic product, therefore must constantly strengthen and expand the function of electronic product, therefore various electronic product is except towards compact external form, its structure and transmission speed also need constantly to increase, and use and carry the more convenience of user on manipulating.

Since electric connector be used to connect between electronic product or electronic product in signal transmission between each element, therefore the importance of electric connector on electronic product can not speech, therefore how each manufacturer is easy to assembling during fabrication with electric connector, reduce assembly cost, can take into account simultaneously the effect of electric connector again, become and competed part between each manufacturer in succession.

But wherein be meant a kind of electric connector of transmitting high-frequency signals especially, it includes insulating body, be immobilizated in the interior a plurality of conducting terminals of insulating body and the shielding casing of coated insulation body, wherein then be provided with hyoplastron in the insulating body, then be provided with the accepting groove that to accommodate conducting terminal on the hyoplastron, make that the contact site of conducting terminal is exposed on the hyoplastron, the conducting terminal rear end then is extended with a weld part from the body that insulate, and shielding casing also is extended with weld part from the bottom, and is welded on the circuit board by conducting terminal weld part and shielding casing weld part.

From the above, because the volume of electric connector is more and more littler, and it only is welded on the circuit board by weld part, therefore weld part must have enough bonding strengths to be stable on the circuit board, it is able to and docks electric connector and dock mutually, as in order to reach above-mentioned requirements, then the volume of electric connector will increase, and be unfavorable for the trend of electronic device miniaturization development.

This shows that above-mentioned existing electric connector still has many disappearances, real non-one kindhearted design, and demand urgently being improved.

Every shortcoming that this case creator derives in view of above-mentioned existing electric connector is urgently to think to be improved innovation, and after concentrating on studies through taking great pains to attain one's goal for many years, successfully this part electric connector is finished in research and development finally.

Summary of the invention

The purpose of this utility model provides a kind of electric connector that shielding casing is fixedly welded on circuit board intensity that improves.

In order to achieve the above object, the utility model is to reach by following manner:

A kind of electric connector includes insulating body, is fixed in a plurality of conducting terminals on the insulating body and the shielding casing of coated insulation body.Described insulating body includes base portion, the two sides that described base portion is provided with front end face, the rear end face relative with front end face, end face and links to each other with the end face both sides, and front end face forward horizontal-extending one hyoplastron is arranged; Conducting terminal is to be immobilizated in the insulating body, and described conducting terminal is provided with contact site and the shielding casing that extends on the hyoplastron, is coated on the insulating body; Wherein, described shielding casing rear end is provided with first weld part, front end then is bent with a kink towards the bottom, and the flat part that extends in kink towards both sides, the flat part both sides then are provided with second weld part towards the bottom, and the center line of first weld part and second weld part is not on same line, and first weld part and second weld part be all tabular, and be arranged in parallel to each other.

In the preferred implementation, described insulating body end face both sides then are respectively equipped with clamping part, make described shielding casing be stable on the described clamping part, and with the mutual snap fit of described insulating body.

In the preferred implementation, described clamping part then forms a guide ramp towards the direction of front end face, and forms a buckle slot at described guide ramp rear.

In the preferred implementation, described base bottom then is provided with an assisted parts that extends forward, is arranged in parallel between described assisted parts and described hyoplastron, and after described shielding casing was installed on the described insulating body, described assisted parts was positioned at described shielding casing downside.

In the preferred implementation, described conducting terminal is provided with the contact site that is positioned at hyoplastron downside terminal storage tank, with the holding parts of the mutual fixing of described base portion, bend the connecting portion of extension downwards and bend the weld part of extension from described connecting portion backward from described holding parts.

In the preferred implementation, described roof, diapire and two side are bent to form by a sheet metal material, and be formed with betwixt in order to accommodate the receiving space of butt connector, the hyoplastron of described insulating body then is positioned at receiving space, described hyoplastron downside then is provided with a plurality of terminal storage tanks, and described terminal storage tank is then through described base portion rear end face.

In the preferred implementation, then be provided with the shell fragment of clamping butt connector on described roof, diapire and the two side respectively in the receiving space, make butt connector firmly be connected in the receiving space.

In the preferred implementation, described roof rear then is extended with a fastener spring piece towards receiving space, makes it be able to clamping part and the mutual snap fit of described insulating body by described insulating body.

In the preferred implementation, the center of described first weld part and second weld part is not on same line.

In the preferred implementation, described first weld part and second weld part are all tabular, and be arranged in parallel to each other.

Compared to prior art, when the utility model electric connector is fixedly welded on the circuit board, shielding casing formed first weld part in bottom and second weld part are to be arranged before and after respectively, and the center line of first weld part and second weld part is not on same line, when pegging graft with butt connector, then can avoid electric connector to produce about or fore-and-aft direction move.

Description of drawings

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

Fig. 2 is another angle perspective exploded view of the utility model electric connector;

Fig. 3 is the another angle perspective exploded view of the utility model electric connector;

Fig. 4 is the shielding casing and the insulating body perspective exploded view of the utility model electric connector;

Fig. 5 is the solid combination schematic diagram of the utility model electric connector;

Fig. 6 is the three-dimensional combination of another angle schematic diagram of the utility model electric connector.

Description of reference numerals: 1-insulating body; The 11-base portion; The 111-front end face; The 112-rear end face; The 113-end face; The 114-side; The 12-hyoplastron; 121-terminal storage tank; The 13-clamping part; The 131-guide ramp; The 132-buckle slot; The 14-assisted parts; The 2-conducting terminal; The 21-contact site; The 22-holding parts; The 23-connecting portion; The 24-weld part; The 3-shielding casing; The 31-roof; The 32-diapire; The 321-kink; The 322-flat part; The 33-sidewall; The 34-receiving space; The 35-shell fragment; 36-first weld part; The 37-fastener spring piece; 38-second weld part.

Embodiment

For above-mentioned and other purposes, feature and advantage of the present utility model can be become apparent, cited below particularlyly go out preferred embodiment, and cooperate appended graphicly, be described in detail below.

See also Fig. 1 to shown in Figure 6, it includes insulating body 1, is fixed in a plurality of conducting terminals 2 on the insulating body 1 and the shielding casing 3 of coated insulation body 1.

Described insulating body 1 includes base portion 11, and described base portion 11 is provided with front end face 111, rear end face 112, the end face 113 relative with front end face 111 and the two sides 114 that link to each other with end face 113 both sides.And front end face 111 forward horizontal-extending one hyoplastron 12 is arranged, hyoplastron 12 downsides then are provided with a plurality of terminal storage tanks 121,121 of described terminal storage tanks are through base portion 11 rear end faces 112; End face 113 both sides then are respectively equipped with clamping part 13, described clamping part 13 then forms a guide ramp 131 towards the direction of front end face 111, and form a buckle slot 132 at guide ramp 131 rears, make shielding casing 3 be stable on the clamping part 13, and with insulating body 1 mutual snap fit.Base portion 11 bottoms then are provided with an assisted parts 14 that extends forward, 12 of described assisted parts 14 and hyoplastrons are arranged in parallel, after shielding casing 3 was installed on the insulating body 1, described assisted parts 14 was positioned at shielding casing 3 downsides, in order to strengthen the intensity of shielding casing 3 bottoms.

Described conducting terminal 2 is provided with the contact site 21 that is positioned at hyoplastron 12 downside terminal storage tanks 121, the connecting portions 23 that extend with the holding parts 22 of base portion 11 mutual fixings, from the bending downwards of described holding parts 22 and the weld parts 24 that bend extension from connecting portion 23 backward.Described contact site 21 is outstanding hyoplastron 12 lower surfaces, makes it be able to electrically connect with butt connector.Both are parallel to each other described weld part 24 and contact site 21.

Described shielding casing 3 comprises roof 31, diapire 32, the two side 33 between roof 31 and diapire 32.

Described roof 31, diapire 32 and two side 33 are bent to form by a sheet metal material, and are formed with the receiving space 34 in order to accommodate butt connector betwixt, and 12 of the hyoplastrons of described insulating body 1 are positioned at receiving space 34.But then be provided with the shell fragment 35 of clamping butt connector on described roof 31, diapire 32 and the two side 33 respectively in the receiving space 34.Make butt connector firmly be connected in the receiving space 34.33 rear ends, two side then are extended with towards the bottom surface with circuit board and are welded to each other the first fixing weld part 36.Roof 31 rears then are extended with a fastener spring piece 37 towards receiving space 34, make its guide ramp 131 that is slipped into insulating body 1 clamping part 13 earlier, enter in the buckle slot 132 and insulating body 1 mutual snap fit again.Diapire 32 front ends then are bent with a kink 321 towards the bottom surface, reach the flat part 322 that extends from kink 321,322 of described flat parts extend setting respectively towards both sides, and be welded to each other the second fixing weld part 38 towards having in that flat part 322 is terminal with circuit board, wherein the center of first weld part 36 of shielding casing 3 and second weld part 38 is not on same line, and first weld part 36 and second weld part 38 are all tabular, and be arranged in parallel to each other.

First weld part 36 and second weld part 38 are integrally formed and bend made by metal material as can be known by said structure, and first weld part 36 and second weld part 38 are respectively forward and backward setting, and first weld part 36 and both center lines of second weld part 38 are not on same line, about can not producing after making the utility model electric connector be fixedly welded on the circuit board or move forward and backward, and then be able to secure on circuit board, make conducting terminal 2 weld parts 24 be able to and accurate welding location on circuit board.

More than explanation is just illustrative for the utility model; and it is nonrestrictive; those of ordinary skills understand; under the situation of the spirit and scope that do not break away from following claims and limited; can make many modifications; change, or equivalence, but all will fall in the protection range of the present utility model.

Claims

1. an electric connector is characterized in that, includes:

Insulating body is provided with base portion, and described base portion is provided with front end face, rear end face, the end face relative with described front end face and the two sides that link to each other with described end face both sides, is extended with a hyoplastron forward from described front end face;

Conducting terminal is immobilizated in the described insulating body, and described conducting terminal is provided with the contact site that extends on the described hyoplastron; And

Shielding casing comprises roof, diapire, the two side between described roof and diapire, and is coated on the described insulating body;

Wherein, rear end, described shielding casing two side is provided with first weld part towards the bottom surface extension, described diapire front end then is bent with a kink towards the bottom surface, reach the flat part that extends from described kink, described flat part then extends setting respectively towards both sides, and is welded to each other the second fixing weld part at described flat part end towards having with circuit board.

2. electric connector according to claim 1 is characterized in that, described insulating body end face both sides then are respectively equipped with clamping part, make described shielding casing be stable on the described clamping part, and with the mutual snap fit of described insulating body.

3. electric connector according to claim 2 is characterized in that, described clamping part then forms a guide ramp towards the direction of front end face, and forms a buckle slot at described guide ramp rear.

4. electric connector according to claim 1, it is characterized in that, described base bottom then is provided with an assisted parts that extends forward, be arranged in parallel between described assisted parts and described hyoplastron, after described shielding casing was installed on the described insulating body, described assisted parts was positioned at described shielding casing downside.

5. electric connector according to claim 1, it is characterized in that described conducting terminal is provided with the contact site that is positioned at hyoplastron downside terminal storage tank, with the holding parts of the mutual fixing of described base portion, bend the connecting portion of extension downwards and bend the weld part of extension from described connecting portion backward from described holding parts.

6. electric connector according to claim 1, it is characterized in that, described roof, diapire and two side are bent to form by a sheet metal material, and be formed with betwixt in order to accommodate the receiving space of butt connector, the hyoplastron of described insulating body then is positioned at receiving space, described hyoplastron downside then is provided with a plurality of terminal storage tanks, and described terminal storage tank is then through described base portion rear end face.

7. electric connector according to claim 1 is characterized in that, then is provided with the shell fragment of clamping butt connector on described roof, diapire and the two side respectively in the receiving space, makes butt connector firmly be connected in the receiving space.

8. electric connector according to claim 2 is characterized in that, described roof rear then is extended with a fastener spring piece towards receiving space, makes it be able to clamping part and the mutual snap fit of described insulating body by described insulating body.

9. electric connector according to claim 1 is characterized in that, the center of described first weld part and second weld part is not on same line.

10. electric connector according to claim 1 is characterized in that, described first weld part and second weld part are all tabular, and be arranged in parallel to each other.