CN220797170U

CN220797170U - Electric connector

Info

Publication number: CN220797170U
Application number: CN202322391667.6U
Authority: CN
Inventors: 赵俊
Original assignee: Fuyu Electronic Technology Huaian Co Ltd; Foxconn Interconnect Technology Ltd
Current assignee: Fuyu Electronic Technology Huaian Co Ltd; Foxconn Interconnect Technology Ltd
Priority date: 2023-09-04
Filing date: 2023-09-04
Publication date: 2024-04-16
Anticipated expiration: 2033-09-04

Abstract

The utility model provides an electric connector, including insulator, a plurality of conductive terminal and shielding casing, insulator includes base and hyoid lamina, shielding casing encircles the base and constitutes the grafting space with the hyoid lamina, conductive terminal has the fixed part of fixing in the base, expose the contact part of hyoid lamina and extend the pin of base, the base is equipped with a plurality of constant head tanks, shielding casing is equipped with and keeps off the portion with constant head tank complex, shielding casing includes roof, diapire and a pair of lateral wall, the base has upper wall portion, lower wall portion and a pair of lateral wall portion, roof, diapire and lateral wall all are equipped with the portion of keeping off, upper wall portion, lower wall portion and lateral wall portion all are equipped with the constant head tank, the front end of the portion of keeping off the portion surpasss the preceding terminal surface of base with preventing to damage insulator when butt joint connector excessively inserts. When the heavy-duty mobile device with the electric connector, such as a tablet personal computer, is charged, the impact force generated when the tablet personal computer accidentally falls can be reliably resisted by the stopping parts on the four sides of the shielding shell, so that the damage of the insulating body caused by the impact force is avoided.

Description

Electric connector

[ field of technology ]

The present utility model relates to an electrical connector, and more particularly, to an electrical connector capable of being inserted in a forward direction and a reverse direction.

[ background Art ]

The prior electric connector comprises an insulating body, a conductive terminal accommodated in the insulating body and a shielding shell sleeved outside the insulating body, wherein the insulating body comprises a base and a tongue plate formed by extending forwards from the base, a positioning groove is concavely formed in the upper wall part and the lower wall part of the base, and a stop part accommodated in the positioning groove is arranged on the top wall and the bottom wall of the shielding shell to limit the forward movement of the insulating body. However, since the stop portion is disposed in the positioning slot, when the mobile device with the electrical connector is charged, especially when the heavy mobile device accidentally falls down, the impact force generated by the stop portion directly impacts the insulation body, resulting in damage to the electrical connector.

Accordingly, there is a need for an improvement over existing electrical connectors that overcomes the above-described drawbacks.

[ utility model ]

The utility model aims to provide an electric connector with strong impact resistance.

The aim of the utility model is achieved by the following technical scheme: the utility model provides an electric connector, includes the insulator, hold in a plurality of conductive terminal of insulator and hold in the shielding casing outside the insulator, the insulator includes base and from the preceding terminal surface of base extends forward and forms the hyoid, shielding casing encircles and locates the base and with constitute the grafting space between the hyoid, conductive terminal has the holding portion of holding in the base, exposes the contact portion of the butt joint surface of hyoid and extends the pin of base, the base is equipped with a plurality of constant head tanks, shielding casing is equipped with a plurality of retaining portions with the constant head tank complex, shielding casing includes roof, diapire and a pair of lateral wall of connecting roof and diapire, the base has upper wall, diapire and a pair of lateral wall portion of connecting upper wall portion and diapire, the roof, diapire and the lateral wall of shielding casing all are equipped with the retaining portion, the upper wall portion, diapire portion and lateral wall portion of base all are equipped with the constant head tank, the front end of retaining portion surpasses the front end of base is for the butt joint connector is used for preventing when the butt joint connector is inserted excessively to the insulator.

Further, the upper wall part, the lower wall part and the side wall part are respectively concaved downwards and penetrate forward through the front end face of the base to form the positioning groove, and the top wall, the bottom wall and the side wall are respectively torn downwards integrally to form the stop part.

Further, the front ends of the stop parts are coplanar.

Further, the top wall and the bottom wall are respectively provided with two stop parts, a pair of side walls are respectively provided with one stop part, the upper wall part and the lower wall part are respectively concavely provided with two positioning grooves, and a pair of side wall parts are respectively concavely provided with one positioning groove.

Further, the electric connector further comprises a metal shell connected to a circuit board and a waterproof shell integrally formed with the metal shell, wherein the waterproof shell is provided with a containing cavity for containing the shielding shell, and the metal shell is welded and fixed with the shielding shell.

Further, the metal shell is provided with a plurality of glue overflow holes, and the waterproof shell is filled with the glue overflow holes when the waterproof shell and the metal shell are integrally formed.

Further, the inner wall of the waterproof housing is provided with a step portion to divide the inner wall of the waterproof housing into a front inner wall and a rear inner wall, the outer wall surface of the shielding housing is attached to the rear inner wall, the front port of the shielding housing is abutted to the step portion, the inner wall surface of the shielding housing is flush with the front inner wall, and the tongue plate extends forwards to extend out of the insertion space and is surrounded by the front inner wall in the accommodating cavity.

Further, the rear end of the base is concavely provided with a pair of limiting grooves, and the rear end edge of the bottom wall of the shielding shell is bent upwards to form a pair of limiting arms which are accommodated in the limiting grooves so as to limit the backward movement of the insulating body.

Further, the base comprises a base part accommodated in the shielding shell and a mounting part extending out of the shielding shell backwards from the base part, an extending part which is supported on the mounting part is formed at the rear end of the top wall of the shielding shell in a backwards extending mode, the metal shell is fixedly welded with the extending part, and blocking pieces which are blocked at the rear end of the mounting part to limit the backward movement of the insulating body are formed at the two lateral sides of the extending part in a downwards bending mode.

Further, the metal casing set up in the top of shielding casing, the both sides downwardly extending of metal casing is formed with install in a pair of first installation foot and a pair of second installation foot of circuit board, the second installation foot be less than first installation foot and be located the rear of first installation foot, first installation foot part cladding in the waterproof shell.

Compared with the prior art, the utility model has the following beneficial effects: because the top wall, the bottom wall and the pair of side walls of the shielding shell of the electric connector are respectively provided with the blocking parts, when the heavy-duty mobile device with the electric connector is used, for example, a tablet personal computer is charged, the impact force generated when the mobile device accidentally falls down can be dispersed by the blocking parts on the four sides of the shielding shell to reliably resist, and the damage of the electric connector caused by the impact force is avoided.

[ description of the drawings ]

Fig. 1 is a perspective view of an electrical connector of the present utility model.

Fig. 2 is a perspective view of the other view of fig. 1.

Fig. 3 is a front view of the electrical connector of the present utility model.

Fig. 4 is an exploded perspective view of the electrical connector of the present utility model.

Fig. 5 is a partially exploded perspective view of the electrical connector of the present utility model.

Fig. 6 is an exploded perspective view of the other view of fig. 5.

Fig. 7 is a cross-sectional view taken along line A-A of fig. 1.

[ detailed description ] of the utility model

Referring to fig. 1 to 7, the electrical connector 100 of the present utility model includes an insulative housing 1, a plurality of conductive terminals 2 fixed in the insulative housing 1, a shielding housing 3 fixed outside the insulative housing 1, a metal housing 4, and a waterproof housing 5 integrally formed with the metal housing 4 and sleeved outside the shielding housing 3.

The insulating body 1 includes a base 11 and a tongue plate 12 extending forward from a front end surface 110 of the base 11, and the shielding shell 3 is disposed around the base 11 and forms an insertion space 30 with the tongue plate 12. The conductive terminal 2 includes a holding portion 21 held on the base 11, a contact portion 22 extending from a front end of the holding portion 21 and exposed to a mating surface 120 of the tongue plate 12, and a pin 23 extending from a rear end of the holding portion 21 and extending out of the base 11.

The base 11 is provided with a plurality of positioning grooves 114, and the shielding shell 3 is provided with a plurality of stopping parts 34 which are matched with the positioning grooves 114 to limit the forward movement of the insulating body 1. The base 11 has an upper wall 111, a lower wall 112, and a pair of side walls 113 connecting the upper wall 111 and the lower wall 112, and the positioning groove 114 is formed in each of the upper wall 111, the lower wall 112, and the pair of side walls 113. The shielding case 3 has a top wall 31 corresponding to the upper wall 111, a bottom wall 32 corresponding to the lower wall 112, and side walls 33 connecting the top wall 31 and the bottom wall 32 and corresponding to the pair of side wall portions 113, and the stopper 34 is formed by protruding the top wall 31, the bottom wall 32, and the pair of side walls 33 of the shielding case 3 inward.

The front ends of the stopping portions 34 protrude forward beyond the front end surface 110 of the base 11, when the mating connector (not shown) is inserted into the plugging space 30 to mate with the electrical connector 100, the mating connector (not shown) abuts against the stopping portions 34 and does not abut against the base 11, so that when the moving device (not shown) with the electrical connector 100 is accidentally dropped while being charged with the mating connector (not shown), the generated impact force is reliably stopped by the stopping portions 34 around the shielding shell 3 to effectively disperse the impact force, so that the mating connector (not shown) cannot break the blocking of the stopping portions 34 and excessively insert into the impact base 11, thereby avoiding the damage of the electrical connector 100. In the present utility model, the upper wall 111, the lower wall 112 and the pair of side walls 113 of the base 11 are respectively recessed downward and penetrate forward through the front end 110 of the base 11 to form the positioning slots 114, wherein the upper wall 111 and the lower wall 112 are respectively recessed to form two positioning slots 114, and the pair of side walls 113 are respectively recessed to form one positioning slot 114; the top wall 31, the bottom wall 32 and the pair of side walls 33 of the shielding case 3 are respectively torn downward integrally to form the stop portions 34, wherein the top wall 31 and the bottom wall 32 are respectively torn downward to form two stop portions 34, the pair of side walls 33 are respectively torn inward to form one stop portion 34, and the front ends of the stop portions 34 are coplanar, so that the abutting connector (not shown) can be simultaneously abutted.

The metal shell 4 is arranged above the shielding shell 3 in a substantially flat plate shape, the metal shell 4 is provided with a plurality of glue overflow holes 40, the waterproof shell 5 is filled with the glue overflow holes 40 when the waterproof shell 5 and the metal shell 4 are integrally formed, and the waterproof shell 5 is provided with a containing cavity 50 for containing the shielding shell 3. The metal shell 4 is welded to a circuit board (not shown), specifically, a pair of first mounting pins 41 and a pair of second mounting pins 42 mounted on the circuit board (not shown) are formed by extending downward on two lateral sides of the metal shell 4, the second mounting pins 42 are lower than the first mounting pins 41 and are located behind the first mounting pins 41, and the first mounting pins 41 are partially wrapped in the waterproof shell 5. A pair of limiting grooves 115 are concavely formed in the front and lower direction of the rear end of the base 11, and a pair of limiting arms 321 for accommodating the limiting grooves 115 to limit the rearward movement of the insulating body 1 are formed by bending the rear end edge of the bottom wall 32 of the shielding housing 3. The base 11 includes a base 116 received and held in the shielding shell 3 and a mounting portion 117 extending out of the shielding shell 3 from an upper side of the base 116, an extension portion 311 supporting the mounting portion 117 is formed at a rear end of the top wall 31 of the shielding shell 3, and the metal shell 4 is welded to the extension portion 311. Further, the extension 311 is bent downward at both lateral sides thereof to form a stopper 3111 stopped at the rear end of the mounting portion 117 to further restrict the backward movement of the insulating body 1. The metal casing 4 forms an air vent 43 behind the glue overflow hole 40, the top wall 31 of the shielding casing 3 is provided with an opening 312 corresponding to the air vent 43, the base 11 is provided with a through hole 118 penetrating up and down and communicated with the opening 312, the electric connector 100 further comprises a waterproof glue plate 6 plugged at the rear end of the insulating body 1, and the waterproof glue plate 6 is filled with glue through the opening 312 of the shielding casing 3 and the through hole 118 of the insulating body 1, so that a gap between the base 11 of the insulating body 1 and the waterproof casing 5 is filled, and a waterproof effect is fully achieved. During glue filling, the air vent 43 on the metal casing 4 is used for exhausting air in the glue flow channel.

The inner wall 51 of the waterproof housing 5 is provided with a step 52 to divide the inner wall 51 of the waterproof housing 5 into a front inner wall 511 and a rear inner wall 512, the outer wall surface of the shielding housing 3 is attached to the rear inner wall 512, the front port of the shielding housing 3 is abutted against the step 52 so that the inner wall surface of the shielding housing 3 is flush with the front inner wall 511, and the tongue plate 12 extends forward out of the insertion space 30 of the shielding housing 3 and is surrounded by the front inner wall 511 in the accommodating cavity 50.

In the present utility model, the conductive terminals 2 are arranged in two rows vertically, and a pair of metal reinforcements 7 are disposed between the two rows of conductive terminals 2 in the vertical direction, and the side edges of the metal reinforcements 7 exposed to the tongue plate 12 form a latch reinforcement portion 71. The pins 23 of the two rows of conductive terminals 2 are arranged in a row, and the metal reinforcement 7 is provided with a soldering pin 72 extending out of the base 11 and located outside the pins 23 of the conductive terminals 23.

The foregoing is only some, but not all, embodiments of the present utility model, and any equivalent modifications of the technical solution of the present utility model will be covered by the claims of the present utility model by a person of ordinary skill in the art from reading the present specification.

Claims

1. The utility model provides an electric connector, includes the insulator, hold in a plurality of conductive terminal of insulator and hold in the shielding casing outside the insulator, the insulator includes the base and from the preceding terminal surface of base extends forward and forms the hyoid, shielding the casing ring locate the base and with constitute the grafting space between the hyoid, conductive terminal has the fixed part of holding in the base, exposes the contact part and the pin that extend the base of the butt joint surface of hyoid, the base is equipped with a plurality of constant head tanks, shielding the casing be equipped with a plurality of stops of constant head tank complex, its characterized in that: the shielding shell comprises a top wall, a bottom wall and a pair of side walls connecting the top wall and the bottom wall, the base is provided with an upper wall portion, a lower wall portion and a pair of side wall portions connecting the upper wall portion and the lower wall portion, the top wall, the bottom wall and the side walls of the shielding shell are respectively provided with a stop portion, the upper wall portion, the lower wall portion and the side wall portions of the base are respectively provided with a positioning groove, and the front end of the stop portion forwards exceeds the front end face of the base so as to enable the butt connector to be propped against to prevent the insulating body from being damaged when the butt connector is excessively inserted.

2. The electrical connector of claim 1, wherein: the upper wall part, the lower wall part and the side wall part are respectively concaved downwards and penetrate forwards through the front end face of the base to form the positioning groove, and the top wall, the bottom wall and the side wall are respectively torn downwards integrally to form the stop part.

3. The electrical connector of claim 1, wherein: the front ends of the stop parts are coplanar.

4. The electrical connector of claim 1, wherein: the top wall and the bottom wall are respectively provided with two stop parts, a pair of side wall parts are respectively provided with one stop part, the upper wall part and the lower wall part are respectively concavely provided with two positioning grooves, and a pair of side wall parts are respectively concavely provided with one positioning groove.

5. The electrical connector of claim 1, wherein: the electric connector also comprises a metal shell connected to a circuit board and a waterproof shell integrally formed with the metal shell, wherein the waterproof shell is provided with a containing cavity for containing the shielding shell, and the metal shell is welded and fixed with the shielding shell.

6. The electrical connector of claim 5, wherein: and the metal shell is provided with a plurality of glue overflow holes, and the waterproof shell is filled with the glue overflow holes when the waterproof shell and the metal shell are integrally formed.

7. The electrical connector of claim 5, wherein: the inner wall of the waterproof shell is provided with a step part to divide the inner wall of the waterproof shell into a front inner wall and a rear inner wall, the outer wall surface of the shielding shell is attached to the rear inner wall, the front port of the shielding shell is abutted to the step part, the inner wall surface of the shielding shell is flush with the front inner wall, and the tongue plate extends forwards to extend out of the inserting space and is surrounded by the front inner wall in the accommodating cavity.

8. The electrical connector of claim 5, wherein: the rear end of the base is concavely provided with a pair of limiting grooves, and the rear end edge of the bottom wall of the shielding shell is bent upwards to form a pair of limiting arms which are accommodated in the limiting grooves so as to limit the backward movement of the insulating body.

9. The electrical connector of claim 5, wherein: the base comprises a base part and a mounting part, wherein the base part is contained in the shielding shell, the mounting part extends backwards from the base part, the rear end of the top wall of the shielding shell extends backwards to form an extending part which is supported on the mounting part, the metal shell is fixedly welded with the extending part, and the two lateral sides of the extending part are downwards bent to form baffle plates which are blocked at the rear end of the mounting part to limit the backward movement of the insulating body.

10. The electrical connector of claim 9, wherein: the metal shell set up in the top of shielding the casing, the both sides downwardly extending of metal shell is formed with install in a pair of first installation foot and a pair of second installation foot of circuit board, the second installation foot be less than first installation foot just is located the rear of first installation foot, first installation foot part cladding in the waterproof shell.