Modular three-way electric connector

Abstract

The utility model relates to a modularized three-way electric connector. An insulating main body is provided with a first plugging part, a second plugging part and a third plugging part which respectively extend towards three directions; the plurality of first terminals and the plurality of second terminals are correspondingly assembled on the insulating main body, and each first terminal is provided with a first contact part, a second contact part and a third contact part which respectively extend to the three plugging parts; the second terminal is also provided with a fourth contact part, a fifth contact part and a sixth contact part which are respectively arranged on the three plugging parts; after the first terminal and the second terminal are assembled, at least two of the three plugging parts on the insulating main body are in a structure form which can be matched and connected in a plugging manner. The three-way connector not only realizes a three-way connection function of shunting or converging transmission of electric signals, but also can realize splicing and combination of the same type, so that the expansion use is increased. The three-way electric connector has a modular structural design, is suitable for automatic production, is beneficial to product miniaturization and multipurpose development, and promotes the development and application of the three-way electric connector.

Description

Technical Field

[0001] The utility model relates to the technical field of electrical connectors, in particular to a three-way electrical connector. Background Art

[0002] Three-way electrical connectors are widely used in electrical signal shunting or converging transmission. Traditional three-way electrical connectors include a three-way housing, and the three-way housing includes three connectors. One of the three connectors is formed by both ends of a cylindrical main housing, and the remaining one is formed by a cylindrical bypass housing extending radially outward from the main housing. Contact members are respectively assembled on each connector through corresponding insulators, and the contact members on two of the connectors are electrically connected to the contact members on the other connector correspondingly. The above three-way electrical connectors are inconvenient to manufacture, resulting in limited development design and application. Especially in the current environment of automatic production and the trend of product miniaturization, it is necessary to innovate and improve the three-way electrical connectors. Summary of the Invention

[0003] The purpose of the utility model is to provide a modular three-way electrical connector with a modular structure design, which is suitable for automatic production and is beneficial to the development of product miniaturization and versatility.

[0004] To achieve the above purpose, the utility model adopts the following technical solutions:

[0005] The modular three-way electrical connector has:

[0006] An insulating body, which has a first insertion part, a second insertion part and a third insertion part extending in three directions respectively;

[0007] A plurality of first terminals and a plurality of second terminals are correspondingly assembled on the insulating body, and the first terminal has a first contact part extending to the first insertion part, a second contact part extending to the second insertion part and a third contact part extending to the third insertion part; the second terminal has a fourth contact part extending to the first insertion part, a fifth contact part extending to the second insertion part and a sixth contact part extending to the third insertion part;

[0008] After the first terminal and the second terminal are assembled, at least two of the first insertion part, the second insertion part and the third insertion part on the insulating body are in a structural form that can be paired and inserted for connection;

[0009] The insulating body is composed of a base, a middle partition board and a cover plate in combination, and the middle partition board is embedded between the first terminal and the second terminal.

[0010] Further, in the above solution, the insulating body is a T-shaped structure. The base includes a first insertion part, a first bearing part and a second bearing part which are located at the root of the first insertion part and extend in opposite directions. The first bearing part, together with the middle partition plate and the cover plate, is superposed and combined to form a second insertion part. The second bearing part, together with the middle partition plate and the cover plate, is superposed and combined to form a third insertion part.

[0011] Further, in the above solution, two rows of first terminal holes are provided on the first insertion part, a first terminal groove is provided on the first bearing part, and a second terminal groove is provided on the second bearing part. The second contact part of the first terminal is positioned in the first terminal groove, the third contact part of the first terminal is positioned in the second terminal groove, and the first contact part of the first terminal is directly inserted into one row of the first terminal holes on the first insertion part. The middle partition plate is assembled onto the base and simultaneously presses the second contact part and the third contact part of the first terminal. A through hole and a third terminal groove communicated with the through hole are provided on the middle partition plate. The third terminal groove is adapted to the fifth contact part and the sixth contact part of the second terminal to be respectively arranged and extended in opposite directions. The fourth contact part of the second terminal passes through the through hole and then is inserted into the other row of the first terminal holes on the first insertion part. The cover plate is assembled onto the middle partition plate and simultaneously presses the fifth contact part and the sixth contact part of the second terminal.

[0012] Further, in the above solution, both the first terminal and the second terminal are T-shaped stamping terminals, and a bent avoidance part is provided on the first terminal. During assembly, the avoidance part bypasses the fourth contact part of the second terminal.

[0013] Further, in the above solution, a plastic sleeve is also assembled on the third insertion part. The plastic sleeve provides an external socket, and the third contact part of the first terminal and the sixth contact part of the second terminal together protrude into the external socket.

[0014] Further, in the above solution, the base, the middle partition plate and the cover plate are fastened together layer by layer and tied firmly with a metal bracket.

[0015] In the present utility model, the insulating body is designed to be composed of a base, a middle partition plate and a cover plate, and a first insertion part, a second insertion part and a third insertion part extending in three directions are led out. Several first terminals and several second terminals are correspondingly assembled on the insulating body, and corresponding contact parts respectively extend to the first insertion part, the second insertion part and the third insertion part, and at least two of the first insertion part, the second insertion part and the third insertion part are in a structural form capable of being paired and inserted. In this way, the present utility model not only realizes the three-way connection function of electrical signal shunting or converging transmission, but also can realize self-splicing combination of the same type, increasing the expansion and use. The modular structure design is suitable for automated production, and is beneficial to the miniaturization and multi-function development of products, promoting the development and application of three-way electrical connectors. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] AttachedFigure 1 Schematic diagram of a preferred embodiment of the present utility model;

[0017] Attached Figure 2 is Figure 1 Schematic diagram of the structure of the embodiment from another perspective;

[0018] Attached Figure 3 is Figure 1 Exploded view of the structure of the embodiment;

[0019] Attached Figure 4 is Figure 1 Another perspective exploded view of the structure of the embodiment;

[0020] Attached Figure 5 is Figure 1 Schematic diagram of the first terminal assembly structure of the embodiment;

[0021] Attached Figure 6 is Figure 1 Schematic diagram of the second terminal assembly structure of the embodiment;

[0022] Attached Figure 7 Schematic diagram of the external plug-in assembly of the present utility model;

[0023] Attached Figure 8 is Figure 7 Schematic diagram after combination of the embodiment. Detailed implementation manners

[0024] The concept, specific structure and technical effects of the utility model will be further described below in conjunction with the drawings to fully understand the purpose, features and effects of the present utility model.

[0025] It should be noted that in the description of the present utility model, the terms indicating directions or positional relationships such as "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings. This is only for the convenience of description and does not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation to the present utility model. In addition, the terms "first", "second", "third", "fourth", "fifth", "sixth" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0026] Refer to Figure 1 、 2, as shown in FIGS. 3, 4, 5, and 6, is a schematic diagram of a preferred embodiment of the present utility model. The present utility model relates to a modular three-way electrical connector, which has an insulating body 1, several first terminals 2, and several second terminals 3. The insulating body 1 is composed of a base 14, a middle partition 15, and a cover plate 16, and the insulating body 1 is provided with a first insertion portion 11, a second insertion portion 12, and a third insertion portion 13 that extend in three directions respectively, so as to implement three-way connection. Several first terminals 2 and several second terminals 3 are correspondingly assembled on the insulating body 1 and are spaced apart from each other to meet the requirements of electrical signal transmission. In this embodiment, the first terminal 2 has a first contact portion 21 extending to the first insertion portion 11, a second contact portion 22 extending to the second insertion portion 12, and a third contact portion 23 extending to the third insertion portion 13; the second terminal 3 has a fourth contact portion 31 extending to the first insertion portion 11, a fifth contact portion 32 extending to the second insertion portion 12, and a sixth contact portion 33 extending to the third insertion portion 13. After the first terminal 2 and the second terminal 3 are assembled, at least two of the first insertion portion 11, the second insertion portion 12, and the third insertion portion 13 on the insulating body 1 are in a structural form that can be mated and inserted for connection, realizing self-splicing and combination of the same type, and increasing the expandable use. The insulating body 1, the first terminal 2, and the second terminal 3 are designed according to a modular structure, which is suitable for automated production, facilitates the development and assembly of the three-way electrical connector, and promotes the development and application of the three-way electrical connector. Figure 7 , 8 As shown, the three-way electrical connector of the present utility model can be respectively inserted into an external connector 100 through the first insertion portion 11, the second insertion portion 12, and the third insertion portion 13 to realize the shunting or converging transmission of electrical signals, which is convenient to use.

[0027] Figure 1 , 2 , as shown in FIGS. 3, 4, 5, and 6, in this embodiment, the insulating body 1 is a T-shaped structure. The base 14 includes a first insertion portion 11 and a first bearing portion 141 and a second bearing portion 142 that are located at the root of the first insertion portion 11 and extend in opposite directions. The middle partition 15 is covered on the first bearing portion 141 and the second bearing portion 142, and the cover plate 16 is then covered on the middle partition 15, and they are stacked and assembled layer by layer, which is convenient for manufacturing and combination. Finally, the first bearing portion 141, together with the middle partition 15 and the cover plate 16, is stacked and combined to construct the second insertion portion 12, and the second bearing portion 142, together with the middle partition 15 and the cover plate 16, is stacked and combined to construct the third insertion portion 13, meeting the structural requirements of the three-way electrical connector and also facilitating the assembly and fixation of the terminals.

[0028] In this embodiment, two rows of first terminal holes 111 are provided on the first plugging portion 11, a first terminal groove 1411 is provided on the first bearing portion 141, and a second terminal groove 1421 is provided on the second bearing portion 142; the second contact portion 22 of the first terminal 2 is positioned in the first terminal groove 1411, the third contact portion 23 of the first terminal 2 is positioned in the second terminal groove 1421, and the first contact portion 21 of the first terminal 2 is directly inserted into one row of the first terminal holes 111 on the first plugging portion 11. The middle partition plate 15 is assembled onto the base 14 and simultaneously presses the second contact portion 22 and the third contact portion 23 of the first terminal 2, and a through hole 151 and a third terminal groove 152 communicated with the through hole 151 are provided on the middle partition plate 15; the third terminal groove 152 is adapted such that the fifth contact portion 32 and the sixth contact portion 33 of the second terminal 3 are arranged and extended in opposite directions respectively, and the fourth contact portion 31 of the second terminal 3 passes through the through hole 151 and then is inserted into the other row of the first terminal holes 111 on the first plugging portion 11; the middle partition plate 15 is embedded between the first terminal 2 and the second terminal 3, playing a role of separation and limitation. The designs of the first terminal groove 1411, the second terminal groove 1421 and the third terminal groove 152 greatly facilitate the grouped alignment installation of the first terminal 2 and the second terminal 3, simplify the installation work, and achieve better positioning and limiting effects, and the terminal installation is stable and reliable. The cover plate 16 is assembled onto the middle partition plate 15 and simultaneously presses the fifth contact portion 32 and the sixth contact portion 33 of the second terminal 3, with a simple structure and convenient installation. In this embodiment, the base 14, the middle partition plate 15 and the cover plate 16 are fastened together layer by layer and tied firmly by the metal bracket 5. Figure 3 , 4 As shown in FIG., first positioning holes 143 are provided on the assembling surface of the base 14, first positioning posts 153 and second positioning holes 154 are respectively provided on the two assembling surfaces of the middle partition plate 15, and second positioning posts 161 are provided on the covering surface of the cover plate 16. When the base 14, the middle partition plate 15 and the cover plate 16 are fastened together layer by layer, the first positioning posts 153 are inserted into the first positioning holes 143, and the second positioning posts 161 are inserted into the second positioning holes 154 to achieve stable and accurate assembly. The metal bracket 5 is a U-shaped structure having a bottom plate 51 and hanging arms 52 extending upward from both sides of the bottom plate 51, and hanging grooves 521 are provided on the hanging arms 52. During assembly, the bottom plate 51 of the metal bracket 5 presses against the outer side surface of the cover plate 16, and the hanging grooves 521 of the hanging arms 52 are hooked onto hooks 144 preset on the corresponding side surfaces of the base 14, so as to tie the metal bracket 5 firmly to the insulating body, prevent the base 14, the middle partition plate 15 and the cover plate 16 from separating, and at the same time, the metal bracket 5 also provides an installation space for installation on the corresponding circuit board or other carriers.

[0029] Figure 3 , 4As shown in FIGS. 5 and 6, in this embodiment, both the first terminal 2 and the second terminal 3 are T-shaped stamping terminals, which are beneficial for multi-PIN manufacturing and assembly. The first terminal 2 is provided with a bent avoidance portion 24. During assembly, the avoidance portion 24 bypasses the fourth contact portion 31 of the second terminal 3 to provide avoidance and prevent short-circuit situations. The structure is simple and easy to implement.

[0030] Figure 3 、 4 As shown in FIG. 6, in this embodiment, a plastic sleeve 4 is further assembled on the third insertion portion 13. The plastic sleeve 4 provides an external socket 41 to form a female connector. The third contact portion 23 of the first terminal 2 and the sixth contact portion 33 of the second terminal 3 together protrude into the external socket 41 to achieve electrical insertion. In this embodiment, the plastic sleeve 4 is assembled by a sleeving method and is equipped with a buckle anti-disconnection structure. The structure is simple and the assembly is convenient.

[0031] The present utility model designs the insulating body to be composed of a base, a middle partition plate and a cover plate, and leads out a first insertion portion, a second insertion portion and a third insertion portion extending in three directions. Several first terminals and several second terminals are correspondingly assembled on the insulating body, and the corresponding contact portions respectively extend to the first insertion portion, the second insertion portion and the third insertion portion, and at the same time, at least two of the first insertion portion, the second insertion portion and the third insertion portion are in a structural form that can be paired and inserted. In this way, the present utility model not only realizes the three-way connection function of electrical signal shunting or converging transmission, but also can realize self-splicing and combination of the same type to increase expansion and use. The modular structure design is suitable for automated production, and is beneficial to the miniaturization and multi-function development of products, and promotes the development and application of three-way electrical connectors.

[0032] Although the preferred specific embodiments of the present utility model have been described above in conjunction with the drawings, the present utility model should not be limited to the structures and operations that are exactly the same as the above description and drawings. For those skilled in the art of this technology, many equivalent improvements and changes can be made to the above embodiments through logical analysis, reasoning or limited experiments without exceeding the concept and scope of the present utility model, but these improvements and changes should all belong to the scope protected by the present utility model.

Claims

1. A modular three-way electrical connector, characterized in that: have: An insulating body (1), the insulating body (1) comprising a first plug-in portion (11), a second plug-in portion (12), and a third plug-in portion (13) extending in three directions respectively; A plurality of first terminals (2) and a plurality of second terminals (3) are correspondingly assembled on the insulating body (1), and the first terminal (2) has a first contact portion (21) extending to the first plug-in portion (11), a second contact portion (22) extending to the second plug-in portion (12), and a third contact portion (23) extending to the third plug-in portion (13); the second terminal (3) has a fourth contact portion (31) extending to the first plug-in portion (11), a fifth contact portion (32) extending to the second plug-in portion (12), and a sixth contact portion (33) extending to the third plug-in portion (13); After the first terminal (2) and the second terminal (3) are assembled, at least two of the first plug-in portion (11), the second plug-in portion (12) and the third plug-in portion (13) on the insulating body (1) are structural forms capable of matching plug-in connection; The insulating body (1) is composed of a base (14), a middle partition (15) and a cover plate (16), wherein the middle partition (15) is embedded between the first terminal (2) and the second terminal (3).

2. The modular three-way electrical connector according to claim 1, characterized in that: The insulating body (1) is a T-shaped structure, and the base (14) comprises a first plug-in portion (11), and a first bearing portion (141) and a second bearing portion (142) located at the root of the first plug-in portion (11) and extending in opposite directions; the first bearing portion (141) is stacked and combined with a middle partition plate (15) and a cover plate (16) to form a second plug-in portion (12); and the second bearing portion (142) is stacked and combined with the middle partition plate (15) and the cover plate (16) to form a third plug-in portion (13).

3. The modular three-way electrical connector according to claim 2, characterized in that: The first plug-in portion (11) is provided with two rows of first terminal holes (111), the first bearing portion (141) is provided with a first terminal groove (1411), and the second bearing portion (142) is provided with a second terminal groove (1421); the second contact portion (22) of the first terminal (2) is positioned in the first terminal groove (1411), the third contact portion (23) of the first terminal (2) is positioned in the second terminal groove (1421), and the first contact portion (21) of the first terminal (2) is directly inserted into one of the rows of first terminal holes (111) on the first plug-in portion (11); the middle partition plate (15) is assembled onto the base (14) and simultaneously presses the first terminal (2 ), and a through hole (151) and a third terminal slot (152) connected to the through hole (151) are provided on the middle partition plate (15); the third terminal slot (152) is adapted to accommodate the fifth contact portion (32) and the sixth contact portion (33) of the second terminal (3) and are arranged and extended in opposite directions respectively, and the fourth contact portion (31) of the second terminal (3) passes through the through hole (151) and is inserted into another row of first terminal holes (111) on the first plug-in portion (11); the cover plate (16) is assembled onto the middle partition plate (15) and simultaneously presses the fifth contact portion (32) and the sixth contact portion (33) of the second terminal (3).

4. The modular three-way electrical connector according to claim 3, characterized in that: The first terminal (2) and the second terminal (3) are both T-shaped stamped terminals. The first terminal (2) is provided with a bent avoidance portion (24). During assembly, the avoidance portion (24) bypasses the fourth contact portion (31) of the second terminal (3).

5. The modular three-way electrical connector according to claim 1 or 2, characterized in that: A plastic sleeve (4) is also assembled on the third plug-in portion (13), and the plastic sleeve (4) provides an external socket (41). The third contact portion (23) of the first terminal (2) and the sixth contact portion (33) of the second terminal (3) protrude into the external socket (41) together.

6. The modular three-way electrical connector according to claim 1, characterized in that: The base (14), the middle partition (15) and the cover plate (16) are buckled together layer by layer and fastened with a metal bracket (5).

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