CN201118011Y - electrical connector - Google Patents

Abstract

An electrical connector has a first plug-in part, a second plug-in part and a mounting surface, which includes an insulating case, a plurality of conductive terminals positioned on the insulating case, and a fixing piece positioned on the insulating case, wherein Some of the aforementioned conductive terminals extend from the first plug-in part or the second plug-in part to the aforementioned installation surface and protrude outside the installation surface, and the aforementioned fixing part has a fixing part extending to the aforementioned installation surface, wherein the fixing part also includes The first grounding part extending integrally to the first socket part and the second grounding part integrally extending to the second socketing part have a simple structure and provide grounding protection for the stability of electrical performance.

Description

electrical connector

【Technical field】

The utility model relates to an electric connector, in particular to the grounding of the electric connector and its fixing technology on a circuit board.

【Background technique】

Electrical connectors are widely used in the electronic field. They are used between components and components, components and components, and systems and systems in electronic equipment. Electrical connections and signal transmission are the basic components necessary to form a complete system.

Please refer to the U.S. Patent No. US 6,887,108B2 document published on May 3, 2005, which discloses an electrical connector 10 with transfer function, which includes a printed circuit board 40, a printed circuit board A first electrical connector 20 on the front side of the board 40 and a second electrical connector 30 mounted on the rear side of the printed circuit board 40, wherein a pair of first fixing members 27 (also called boards) are arranged on both sides of the first electrical connector 20. lock), the first fixing member 27 has a pair of elastic feet 270 that can be locked in the corresponding through holes 460 on the printed circuit board 40, and the second electrical connector 30 also has a pair of second fixing members 33 on both sides. The fixing member has a pair of elastic legs 334 that can be locked in corresponding through holes 460 on the printed circuit board 40 .

Please refer to FIG.5 and FIG.6 of US Patent No. US 6,887,108B2 for details. The rear end of the second fixing member 33 of the second electrical connector 30 extends to the outside of the guide column 36 and is partially exposed to form a ground. The part (not labeled) can be in electrical contact with the corresponding component of the docking electrical connector (not shown) during docking, so as to provide a grounding effect to ensure the stability of the electronic device. It can be seen that the second fixing member 33 is thicker than the other conductive terminals 32 in the second electrical connector 30 , which can provide better conductive effect under the condition of the same material.

Please refer to FIG.4 and FIG.5 of U.S. Patent No. 6,887,108B2 for details. The first fixing part 27 of the first electrical connector 20 is simpler in structure than the second fixing part 33, and there is no grounding part, so The first fixing member 27 cannot provide a grounding effect. Therefore, if the first electrical connector 20 needs to provide a grounding effect, the conductive terminal 22 needs to be occupied.

Therefore, it is necessary to provide an electrical connector capable of reducing or eliminating the above disadvantages.

【Content of utility model】

Therefore, the technical problem to be solved by the utility model is that both plug-in parts of the electrical connector with transfer function can be grounded without occupying the conductive terminals, and the overall structure is still sufficiently simple.

The electrical connector of the utility model has a first plugging part, a second plugging part and a mounting surface, which includes an insulating shell, a plurality of conductive terminals positioned on the insulating shell and a fixing piece positioned on the insulating shell, Some of the aforementioned conductive terminals extend from the first socket part or the second socket part to the aforementioned mounting surface and protrude outside the mounting surface, and the aforementioned fixing part has a fixing part extending to the aforementioned mounting surface, wherein the fixing part also It includes a first grounding portion extending integrally to the first socket portion and a second grounding portion integrally extending to the second socketing portion.

Compared with the prior art, the electric connector of the present utility model integrates two fixing parts of the prior art with one fixing part, and the fixing part integrally extends with two grounding parts, which are respectively the first plug-in part and the second The socket part provides grounding effect, its structure is simple, and it provides grounding guarantee for the stability of electrical performance.

【Description of drawings】

Figure 1 is a three-dimensional exploded view of the electrical connector of the present invention;

Fig. 2 is a three-dimensional exploded view of the electrical connector of Fig. 1 from another angle;

3 is a three-dimensional assembly diagram of the electrical connector in FIG. 1 and a printed circuit board for installing the electrical connector;

Fig. 4 is a front view of the state where the electrical connector of Fig. 1 is mounted on a printed circuit board;

FIG. 5 is a perspective view of a fixing member of the electrical connector of FIG. 1 .

【Detailed ways】

1 to 5, an electrical connector 1 has a first socket 10, a second socket 12 and a mounting surface 14, which includes an insulating housing 2, a number of The conductive terminal 3 on the upper part, a pair of fixing parts 4 positioned on the insulating casing 2 and a pair of extension pieces 5 positioned on the insulating casing 2 .

The insulating housing 2 includes several components such as a first housing 21 , a second housing 22 , a partition plate 23 and a sealing plate 24 . The first housing 21 constitutes the main body of the first plugging portion 10, the second housing 22 constitutes the main body of the second plugging portion 12, and the spacer plate 23 provides a positioning effect for the conductive terminals 3 extending toward the mounting surface 14, so as to To keep the accuracy of the position of the conductive terminal 3, the sealing plate 24 covers the gap between the first housing 21 and the second housing 22, and the first housing 21, the second housing 22, the spacer plate 23 and the sealing plate 24 are several Complete retention of the conductive terminals 3 is provided after partial assembly.

The first socket part 10 has a first socket surface 100, and the second socket part 12 has a second socket surface 120. The first socket surface 100 and the second socket surface 120 are arranged in opposite directions, and can be The two opposite directions are respectively connected to corresponding docking electrical connectors (not shown), and the installation surface 14 is set at a position perpendicular to the two insertion surfaces 100,120. The length of the first insertion surface 100 and the second insertion surface 120 parallel to the direction of the installation surface 14 is relatively long, and the length of the direction perpendicular to the direction of the installation surface 14 is relatively short. Please refer to FIG. When reaching the printed circuit board 6, there will be a relatively low height. The first insertion surface 100 is recessed into an elongated insertion groove 102 toward the direction close to the second insertion surface 120, and the second insertion surface 120 is recessed into an elongated insertion port 122 toward the direction close to the first insertion surface 100. A plug board 123 extends from the interface 122 . The two ends in the longer direction of the first socket part 10 are symmetrically provided with guide grooves 104 respectively, and the guide grooves 104 extend along the insertion direction of the first socket part 10, and can guide the docking electrical connector ( not shown) inserted. The two ends of the second insertion part 12 in the longer direction are respectively symmetrically provided with guide posts 124, and the guide posts 124 extend along the insertion direction of the second insertion part 12, and can guide the docking electrical connector ( not shown) inserted. The extension piece 5 is positioned on the outer surface of the aforementioned guide column 124 away from the central axis of the second insertion surface 120, and is partially exposed, and can be in electrical contact with corresponding components of the docking electrical connector (not shown) during docking, to achieve The ground circuit is connected.

Some conductive terminals 3 extend from the first socket part 10 or the second socket part 12 to the aforementioned mounting surface 14 and protrude outside the mounting surface 14, and some of the aforementioned conductive terminals 3 extend from the first socket part 10 to the second socket part 14. Two socket parts 12 . The conductive terminals 3 extending to the first plug-in portion 10 are juxtaposed on the side wall of the aforementioned socket slot 102, and are partially exposed, and can be electrically contacted with the corresponding conductive terminals of the docking electrical connector (not shown) during docking to achieve electrical connection. The conductive terminals 3 extending to the second plug-in portion 12 are juxtaposed on the side wall of the aforementioned plug-in board 123, and are partially exposed, and can be electrically contacted with the corresponding conductive terminals of the docking electrical connector (not shown) during docking to achieve electrical connection.

Please specifically refer to FIG. 5 , the fixing member 4 is manufactured by stamping a sheet metal material, and includes a fixing portion 40 , a first grounding portion 41 and a second grounding portion 42 . The fixing part 40 extends to the aforementioned installation surface 14 and is in the form of an elastic bifurcated structure. A protruding part 400 is provided on the outside of the fork leg, which can be locked in the corresponding through hole 60 on the printed circuit board 6 . The first grounding part 41 integrally extends on another plane roughly parallel to the plane where the fixing part 40 is located, and its end extends to the inside of the guide groove 104, and is partially exposed. When docking, it can be mated with an electrical connector (not shown) The corresponding parts of the device are in electrical contact to achieve grounding circuit connectivity. The second grounding portion 42 extends on another plane substantially perpendicular to the plane where the fixing portion is located, and extends to the root of the guiding post 124 to elastically contact the aforementioned extension piece 5 .

To sum up, the electric connector fixing part 4 of the present utility model has two grounding parts 41 and 42 integrally extending to provide grounding effects for the first plugging part 10 and the second plugging part 12 respectively. Its structure is simple, and it is The stability of electrical performance provides a reliable grounding guarantee.

Claims (10)

1. electric connector, have first Plug Division, second Plug Division and installed surface, it comprises insulation shell, somely is positioned at the conducting terminal on the insulation shell and is positioned at fixture on the insulation shell, wherein have the aforementioned conducting terminal of part from first Plug Division or second Plug Division extend to aforementioned installed surface and give prominence to outside this installed surface, the aforementioned fixation part has the fixed part that extends to aforementioned installed surface, it is characterized in that: this fixture comprises also that one is extended to first grounding parts of first Plug Division and one and extends second grounding parts to second Plug Division.

2. electric connector as claimed in claim 1, it is characterized in that: aforementioned first Plug Division has first plug surface, aforementioned second Plug Division has second plug surface, this first plug surface is opposite with the second plug surface direction, installed surface and this two plug surface are perpendicular, it is long that this first plug surface and second plug surface are parallel to the length of installed surface direction, and shorter perpendicular to the length of installed surface direction.

3. electric connector as claimed in claim 2, it is characterized in that: aforementioned first Plug Division is symmetrical arranged guide channel respectively than the both ends of length direction, this guide channel extends along the grafting direction of first Plug Division, and first grounding parts of aforementioned fixation part extends to this guide channel inboard, and part exposes.

4. electric connector as claimed in claim 3, it is characterized in that: aforementioned second Plug Division is symmetrical arranged guide posts respectively than the both ends of length direction, this guide posts is extended along the grafting direction of second Plug Division, described electric connector also comprises an Extendible flake, this Extendible flake is positioned at the lateral surface of aforementioned guide posts away from the second plug surface axis, and part exposes, and second grounding parts of aforementioned fixation part extends to the guide posts root, and with aforementioned Extendible flake Elastic Contact.

5. electric connector as claimed in claim 3 is characterized in that: aforementioned first plug surface is near the recessed microscler inserting groove of the second plug surface direction, aforementionedly extend to the conducting terminal of first Plug Division and be listed in aforementioned inserting groove sidewall, and part exposes.

6. electric connector as claimed in claim 4, it is characterized in that: aforementioned second plug surface is to being recessed into a microscler interface near the first plug surface direction, extend a plugboard in the interface, aforementionedly extend to the conducting terminal of second Plug Division and be listed in aforementioned plugboard sidewall, and part exposes.

7. as each described electric connector in the claim 1 to 6, it is characterized in that: have the aforementioned conducting terminal of part to extend to second Plug Division from first Plug Division.

8. electric connector as claimed in claim 7 is characterized in that: the aforementioned fixation part is to be formed by metal plate-like material stamped, and aforementioned fixation portion is the elasticity bifurcation structure, and the fork outside of foot is provided with jut.

9. electric connector as claimed in claim 8 is characterized in that: first grounding parts of aforementioned fixation part extends in another plane with plane, fixed part place almost parallel.

10. electric connector as claimed in claim 9 is characterized in that: second grounding parts of aforementioned fixation part extends in another roughly vertical with plane, fixed part place plane.

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