CN201054406Y - Electric connector - Google Patents

Abstract

The utility model relates to an electric connector comprising an insulator main body and conductive terminals which are assembled inside the insulator main body. The insulator main body is provided with a side wall, and a containing groove is arranged inwards on the side wall. A main body part is arranged on the conductive terminal corresponding to the containing groove. One side of the main body part is extended horizontally to form an arm part along the direction of the containing groove. A containing part is arranged on the containing groove corresponding to the arm part, and the arm part is provided with at least one breaking part. The breaking part is arranged to form an acute angle with the arm part. A back-stop groove is arranged on the containing part corresponding to the breaking part. With the structure, the utility model has the advantages of not only decreasing the abrasion of the conductive terminal on the insulator main body when in assembling, but also increasing the holding force of the conductive terminal inside the insulator main body, thus the stability of the whole structure of the electric connector is ensured.

Description

electrical connector

【Technical field】

The utility model relates to an electric connector, in particular to an electric connector for electrically connecting a microphone and a circuit board.

【Background technique】

The current electrical connector structure used to electrically connect electronic components such as microphones or speakers adopts the style of an insulating body and a number of conductive terminals accommodated in the insulating body, such as an electrical connector shown in US Pat. No. 6,146,156. It includes an insulating body and at least one conductive welding piece. The insulating body is roughly rectangular, including a top surface, a bottom surface and four side walls. There is a receiving groove located on one side of the receiving groove, and the receiving groove communicates with the receiving groove. The conductive welding piece includes a main body and a contact part that bends and extends from one side of the main body. The above-mentioned main body straddles the The accommodating groove of the insulating body is correspondingly inserted into the accommodating groove, and the contact part extends into the accommodating groove, and a plurality of protruding points are arranged on the above-mentioned main body, and these protruding points are aligned with the inner side of the above-mentioned accommodating groove. The walls interfere with each other to provide a holding force for the holding of the conductive solder tab in the insulating body.

However, when the plug corresponding to the electrical connector is inserted, the plug will produce a resisting force on the contact portion of the conductive soldering sheet, and the resisting force will push the conductive soldering sheet to move outward. Interference occurs between the inner side walls of the receiving groove, thereby preventing the outward movement of the conductive soldering piece, but over time, the inner side wall of the receiving groove corresponding to the above-mentioned bumps will be worn away, causing the bumps to be provided by the main body of the conductive soldering piece. The reduction of the holding force may cause the main body of the conductive soldering sheet to move outwards, and then cause the conductive soldering sheet to detach from the insulating body, thereby affecting the use of the electrical connector.

In view of this, it is necessary to design a new electrical connector to solve the above problems.

【Content of utility model】

The purpose of the utility model is to provide an electrical connector capable of ensuring the stability of the overall structure.

The purpose of this utility model is achieved through the following technical solutions: an electrical connector, including an insulating body and a conductive terminal assembled in the insulating body, the insulating body has a side wall and a receiving groove is recessed inward on the side wall The conductive terminal is provided with a main body corresponding to the above-mentioned receiving groove, and an arm is horizontally extended from one side of the main body toward the direction of the receiving groove, and the receiving groove is provided with a receiving part corresponding to the arm, and the arm is provided with There is at least one shattering portion, and the shattering portion and the arm are arranged at a slightly acute angle, and the insulator body is provided with an anti-retraction groove corresponding to the shattering portion.

Compared with the prior art, the utility model has the following advantages: through the above-mentioned structure, the electrical connector not only reduces the wear of the conductive terminal to the insulating body during assembly, but also improves the holding force of the conductive terminal in the insulating body, thereby The stability of the overall structure of the electrical connector is guaranteed.

【Description of drawings】

Fig. 1 is a three-dimensional assembled view of the electrical connector of the present invention.

FIG. 2 is an exploded perspective view of the electrical connector shown in FIG. 1 .

FIG. 3 is a cross-sectional view of the electrical connector shown in FIG. 1 along line III-III.

【Detailed ways】

Below, the utility model will be further described in detail in conjunction with the accompanying drawings.

Please refer to FIG. 1 to FIG. 3 , the electrical connector 100 of the present invention is used for plugging into a microphone plug (not shown), and includes two conductive terminals 2 and an insulating body 3 for receiving the conductive terminals 2 .

The conductive terminal 2 is stamped and formed by a metal material, which includes a flat main body 21, two positioning parts 22 bent and extended from the longitudinal ends of the main body 21, and two positioning parts 22 bent and extended from the main body 21 and arranged on the two positioning parts 22. The contact portion 23 between. Wherein, two arm portions 24 extend horizontally on one side of the main body portion 21, and the two arm portions 24 are located between the contact portion 23 and the positioning portion 22 respectively. The breaking part 241 , the breaking part 241 is not limited to tilt upwards, but can also tilt downwards, and the breaking part 241 and the arm part 24 are arranged at a slightly acute angle. The conductive terminal 2 further includes a welding portion 25 disposed at the end of each positioning portion 22 , and the welding portions 25 are substantially perpendicular to the positioning portion 22 connected to it.

The insulating body 3 is substantially rectangular, and includes a bottom surface 31 and a top surface 32 parallel to each other, two opposite first sidewalls 33 and two other opposite second sidewalls 34 . The first side wall 33 is respectively provided with inward recessed accommodation grooves 331, each accommodation groove 331 penetrates upwards to the top surface 32, and is respectively provided with an opening (not shown) on the top surface 32, and each accommodation The slot 331 is located at the opening of the top surface 32, respectively extending upwards with annular flanges 321 coaxial with the accommodating groove 331, and a protrusion 322 is also extended upwards around the contact between each flange 321 and the top surface 32, and The height of the protrusion 322 is less than the height of the flange 321 . Each of the receiving grooves 331 is respectively positioned at its lower end and is provided with a receiving groove 332 parallel to the bottom surface 31 and the top surface 32. The receiving groove 332 communicates with the receiving groove 331, and the receiving groove 332 faces inward. The extension depth is less than the inward extension depth of the accommodating groove 331, and the inner wall of the accommodating groove 332 is provided with an accommodating portion 333 corresponding to the arm portion 24 of the conductive terminal 2, and the accommodating portion 333 is correspondingly provided on the arm portion The snapping portion 241 on the 24 is provided with an anti-retreat groove 334 , and the anti-removal groove 334 buckles the snapping portion 241 therein and provides a holding force for the holding of the conductive terminal 2 in the insulating body 3 . In addition, the above-mentioned second sidewall 34 has locking portions 341 on both lengthwise ends thereof, and the locking portions 341 communicate with the receiving grooves 332 on the adjacent first sidewall 33 .

During assembly, the main body portion 21 of the conductive terminal 2 straddles the receiving groove 331 of the insulating body 3 and is inserted into the above-mentioned receiving groove 332 correspondingly. Elastically slide on the inner side wall of the housing until the broken part 241 interferes with the anti-retraction groove 334 of the insulating body 3 and buckles, which avoids greater wear on the inner side wall of the receiving groove 332 . At this time, the arm portion 24 of the conductive terminal 2 is accommodated in the accommodating portion 333 of the insulating body 3. The above-mentioned arm portion 24 increases the interference area between the conductive terminal 2 and the insulating body 3 and improves the contact between the conductive terminal 2 and the insulating body 3. holding power in . In addition, the contact portion 23 of the conductive terminal 2 protrudes into the accommodating groove 331 of the insulating body 3, and the positioning portions 22 of the conductive terminal 2 are correspondingly held on the holding portions 341 on both sides of the insulating body 3, and conduct electricity. The welding portion 25 of the terminal 2 is located on the top surface 32 of the insulating body 3 , is on the same plane as the bump 322 , and is in contact with a part of the side of the bump 322 .

When in use, the microphone plug is inserted through the flange 321 of the electrical connector 100 , and the microphone plug contacts and presses against the contact portion 23 of the conductive terminal 2 .

In addition to the above-mentioned embodiments, the electrical connector 100 of the present invention can adopt other embodiments according to actual needs. For example, the number of conductive terminals is set to one or more. Therefore, the scope of protection of the utility model should not be limited to the contents disclosed in the embodiments, but include various replacements and modifications that do not deviate from the utility model, all of which are covered by the claims of this patent application.

Claims (8)

1. electric connector, comprise insulating body and be assembled in the interior conducting terminal of insulating body, insulating body comprises end face and the sidewall that links to each other with end face, be concaved with storage tank on the sidewall, this storage tank runs through end face and is provided with opening in end face, and this opening part extends upward the flange with the storage tank concentric, also be provided with the groove of accommodating that is connected with storage tank on the above-mentioned sidewall, and the corresponding above-mentioned groove of accommodating of conducting terminal is provided with main part, it is characterized in that: the side by main part is extended with arm towards the direction of accommodating groove, this arm is provided with broken part, and the corresponding broken part of insulating body place is provided with back stop slot.

2. electric connector as claimed in claim 1 is characterized in that: described arm and main body section are in same plane.

3. electric connector as claimed in claim 2 is characterized in that: described broken part and arm slightly are the acute angle setting.

4. electric connector as claimed in claim 3 is characterized in that: the described corresponding above-mentioned arm of the groove place of accommodating is provided with the accommodation section.

5. electric connector as claimed in claim 4 is characterized in that: described conducting terminal also comprises by main part lengthwise two ends and bends two location divisions and the autonomous body one lateral bending Qu Yanshen of extension respectively and be located at contact site between two location divisions.

6. electric connector as claimed in claim 5 is characterized in that: the rectangular setting of described insulating body, above-mentioned storage tank and accommodate groove and be located on the sidewall at insulating body lengthwise two ends.

7. electric connector as claimed in claim 6 is characterized in that: the grow crosswise sidewall at two ends of described insulating body is provided with the holding section respectively on the both ends of its lengthwise, described two location divisions are positioned at the place, holding section respectively.

8. electric connector as claimed in claim 7 is characterized in that: described two location divisions are provided with weld part at its end respectively.

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