CN214313769U

CN214313769U - Electric connector

Info

Publication number: CN214313769U
Application number: CN202120542721.0U
Authority: CN
Inventors: 王波; 李锦琦; 万佳美; 余洪; 何秦
Original assignee: Dongguan Leader Precision Industry Co Ltd
Current assignee: Dongguan Leader Precision Industry Co Ltd
Priority date: 2021-03-16
Filing date: 2021-03-16
Publication date: 2021-09-28
Anticipated expiration: 2031-03-16

Abstract

The utility model discloses an electric connector, include: a housing; the insulating body is accommodated in the shell and comprises an inserting cavity; the terminal module is arranged on the insulating body and comprises a plurality of first terminals and a plurality of second terminals electrically connected with the first terminals correspondingly, one ends of the first terminals are contained in the inserting cavity, and the second terminals are arranged in a row along a preset direction. The utility model discloses a single structure is arranged into along predetermineeing the direction to a plurality of second terminals for the second terminal can occupy less length on electric connector's grafting direction, and then reduces electric connector at the ascending size of grafting direction, makes electric connector can use in the higher product of electric connector dimensional requirement in the grafting direction, has increased electric connector's application scene and range of application.

Description

Electric connector

Technical Field

The utility model relates to a connector technical field especially relates to an electric connector.

Background

Electrical connectors, such as RJ45 connectors, have a wide range of applications. In the prior art, an electrical connector is electrically connected with a printed circuit board by using a dual in-line package technology, specifically, the tail end of the electrical connector is provided with a plurality of terminals for inputting or outputting signals, the terminals are arranged in two or more rows, each row of terminals comprises a plurality of terminals, the printed circuit board is provided with jacks, the jacks correspond to the terminals one by one, and the end parts of the terminals are inserted into the corresponding jacks to realize the electrical connection of tail terminals of the electrical connector and the circuit board.

The arrangement of the terminals in two rows in the plugging direction can make the length of the electric connector in the plugging direction larger, and the electric connector cannot be applied to products with small size requirements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric connector has less length and less volume in the grafting direction, and can use in the higher product of the ascending dimensional requirement of grafting direction to electric connector.

As the conception, the utility model adopts the technical proposal that:

an electrical connector, comprising: a housing; the insulating body is accommodated in the shell and comprises an inserting cavity; the terminal module is arranged on the insulating body and comprises a plurality of first terminals and a plurality of second terminals electrically connected with the first terminals correspondingly, one ends of the first terminals are contained in the inserting cavity, and the second terminals are arranged in a row along a preset direction.

Preferably, the preset direction is perpendicular to the plugging direction.

Preferably, the terminal module further includes a circuit board, the other end of the first terminal is electrically connected to the circuit board, and one end of the second terminal is electrically connected to the circuit board.

Preferably, the terminal module further comprises a first insulating block, and the first terminal passes through the first insulating block and is fixedly connected with the first insulating block.

Preferably, a second insulating block is arranged on the first insulating block, and the second terminal penetrates through the second insulating block and is fixedly connected with the second insulating block.

Preferably, the circuit board is fixed to the first insulating block, and the circuit board is located on one side of the first insulating block, the first terminal and the second terminal.

Preferably, the first insulating block is partially or completely accommodated in the insulating body and fixedly connected with the insulating body, and the second insulating block is accommodated in the insulating body and fixedly connected with the insulating body.

Preferably, the preset direction is parallel to a length direction of the second insulating block.

Preferably, the electrical connector further comprises a display lamp fixed in the insulating body.

Preferably, the electrical connector further includes an external circuit board, and the other end of the second terminal is electrically connected to the external circuit board.

The utility model provides an electric connector has following beneficial effect at least:

the plurality of second terminals are arranged in the preset direction to form a single-row structure, so that the length of the electric connector in the plugging direction can be reduced, the electric connector can be applied to a product with a higher requirement on the length of the electric connector in the plugging direction, and the application scene and the application range of the electric connector are enlarged.

Drawings

Fig. 1 is a schematic structural diagram of an electrical connector according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a terminal module according to an embodiment of the present invention;

fig. 3 is a side view of a terminal module according to an embodiment of the present invention;

fig. 4 is a schematic diagram of an electrical connector and an external circuit board according to an embodiment of the present invention;

fig. 5 is a first schematic exploded view of an electrical connector according to an embodiment of the present invention;

fig. 6 is a schematic view of an exploded structure of an electrical connector according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a display lamp, an insulating body and a first terminal according to an embodiment of the present invention.

In the figure:

1. a housing; 11. a main housing; 111. mounting grooves; 12. a fixing ring; 2. a terminal module; 21. a connecting module; 211. a first insulating block; 212. a second insulating block; 213. a circuit board; 22. a first terminal; 23. a second terminal; 3. an insulating body; 31-signal display cavity; 32-a plug cavity; 4. a display lamp; 10. connecting the circuit board externally; 101. a pore structure; 102. a second via.

Detailed Description

In order to make the technical problem solved by the present invention, the technical solution adopted by the present invention and the technical effect achieved by the present invention clearer, the technical solution of the present invention will be further explained by combining the drawings and by means of the specific implementation manner. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the elements related to the present invention are shown in the drawings.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The embodiment provides an electrical connector which can have a smaller volume and thus can be applied to products with higher requirements on space.

As shown in fig. 1 to 6, the electrical connector includes a housing 1, an insulative housing 3 mounted in the housing 1, and a terminal module 2 fixed in the insulative housing 3. The housing 1 may be a metal shielding case, which may be made of copper, iron, or stainless steel. The insulating body 3 is accommodated in the housing 1 and fixed in the housing 1, preferably, the housing 1 is fixedly connected with the insulating body 3 in a buckling manner. Further, the terminal module 2 is fixed in the insulating housing 3, and the terminal module 2 includes a connection module 21, a plurality of first terminals 22 disposed in the connection module 21, and a plurality of second terminals 23 electrically connected to the first terminals 22.

The first terminals 22 and the second terminals 23 are respectively mounted on the connection module 21. As shown in fig. 2, the plurality of second terminals 23 are arranged in a row at intervals along a predetermined direction, that is, the plurality of second terminals 23 in this embodiment are in a single-row structure, the length of the electrical connector in the plugging direction is reduced by the plurality of second terminals 23 in the single-row structure, and the plugging direction is the direction in which the mating connector (not shown) is plugged into the electrical connector of the present invention.

Preferably, the insulating body 3 is provided with a plugging cavity 32, one end of the first terminal 22 is accommodated in the plugging cavity 32, further, the plugging cavity 32 is located at the front end of the insulating body 3 in the plugging direction, and the plugging cavity 32 is used for inserting the mating connector into the insulating body 3 so as to electrically connect a plugging terminal (not shown) of the mating connector with the first terminal 22.

In the electrical connector provided by this embodiment, the plurality of second terminals 23 are arranged in the preset direction to form a single-row structure, so that the second terminals 23 can occupy a smaller space in the plugging direction of the electrical connector, and further the size of the electrical connector in the plugging direction can be reduced, so that the electrical connector can be applied to a product with a higher size requirement on the plugging direction of the electrical connector, and the application scene and the application range of the electrical connector are increased.

Alternatively, as shown in fig. 2, the connection module 21 includes a first insulation block 211 and a second insulation block 212 connected to one side of the first insulation block 211, and a thickness of the second insulation block 212 is smaller than a thickness of the first insulation block 211. The plurality of second terminals 23 respectively penetrate through the second insulating block 212 and are fixedly connected with the second insulating block 212, preferably, the second insulating block 212 is injection-molded on the second terminals 23, and preferably, the plurality of second terminals 23 are arranged on the second insulating block 212 at equal intervals so as to fully utilize the length space of the second insulating block 212. The first terminals 22 are mounted to the other side of the first insulating block 211 to facilitate connection with a mating connector. Alternatively, as shown in fig. 2, one side of the first insulation block 211 may be a left side of the first insulation block 211, and the other side of the first insulation block 211 may be a right side of the first insulation block 211.

Further, with reference to fig. 2, the connection module 21 further includes a circuit board 213. The circuit board 213 is disposed at a bottom side of the first insulating block 211, preferably, the circuit board 213 is fixedly connected to the first insulating block 211, the second terminal 23 is fixed on the second insulating block 212, and one end of the second terminal 23 is electrically connected to the circuit board 213. The circuit board 213 is disposed on the bottom side of the first insulating block 211, which means that the circuit board 213 is located on one side of the first insulating block 211 along the length direction of the second terminal 23, the second insulating block 212 has a plug hole, the second terminal 23 is disposed in the plug hole, and the bottom end of the second terminal 23 is electrically connected to the circuit board 213. Alternatively, one end of each of the plurality of second terminals 23 is electrically connected to the circuit board 213, and each of the plurality of first terminals 22 is electrically connected to the circuit board 213, so that the first terminals 22 can be electrically connected to the second terminals 23 through the circuit board 213.

Illustratively, as shown in fig. 4, the second terminals 23 have a cylindrical shape, and preferably, the length direction of the second insulating block 212 is parallel to the predetermined direction, that is, the plurality of second terminals 23 extend along the length direction of the second insulating block 212. It is understood that the cross section of the second terminal 23 may also be polygonal, which is not limited in this embodiment.

As shown in fig. 4, the second terminal 23 is used for electrically connecting with the external circuit board 10, the external circuit board 10 has a plurality of hole structures 101 corresponding to the plurality of second terminals 23, and the other end of the second terminal 23 is inserted into the corresponding hole structure 101, so as to electrically connect the second terminal 23 with the external circuit board 10.

As shown in fig. 5 and 6, the other end of the first terminal 22 passes through the insulating body 3 to be electrically connected to the circuit board 213.

Further, as shown in fig. 7, the insulating body 3 further has a signal display cavity 31 independent from the plugging cavity 32, and as shown in fig. 5, the electrical connector further includes a display lamp 4, a head portion of the display lamp 4 is located in the signal display cavity 31, and a lamp pin of the display lamp 4 penetrates through the insulating body 3 and the housing 1 and is used for plugging with the second through hole 102 on the external circuit board 10. Illustratively, two display lamps 4 are provided, and the two display lamps 4 are respectively located at two sides of the insulating body 3. Further, the display lamp 4 is preferably an LED lamp.

Referring to fig. 5 and 6, the housing 1 includes a main casing 11 and a fixing ring 12 fixed to one end of the main casing 11. The main housing 11 has a mounting groove 111, the insulation body 3 is mounted in the mounting groove 111, and the fixing ring 12 is sleeved at the front end of the insulation body 3 in the plugging direction to fix the insulation body 3 on the main housing 11.

The electrical connector with the above structure of the present invention is preferably suitable for RJ45 connectors, and can also be suitable for other connectors, which is not described herein again.

The above embodiments have been described only the basic principles and features of the present invention, and the present invention is not limited by the above embodiments, and is not departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An electrical connector, comprising:

a housing (1);

the insulating body (3) is accommodated in the shell (1), and the insulating body (3) comprises an inserting cavity (32);

the terminal module (2) is arranged on the insulating body (3), the terminal module (2) comprises a plurality of first terminals (22) and a plurality of second terminals (23) which are electrically connected with the first terminals (22) correspondingly, one end of each first terminal (22) is contained in the corresponding insertion cavity (32), and the second terminals (23) are arranged in a row along a preset direction.

2. The electrical connector of claim 1, wherein the predetermined direction is perpendicular to the mating direction.

3. The electrical connector of claim 1, wherein the terminal module (2) further comprises a circuit board (213), the other end of the first terminal (22) is electrically connected to the circuit board (213), and the one end of the second terminal (23) is electrically connected to the circuit board (213).

4. The electrical connector of claim 3, wherein the terminal module (2) further comprises a first insulating block (211), the first terminal (22) passing through the first insulating block (211) and being fixedly connected thereto.

5. The electrical connector of claim 4, wherein a second insulating block (212) is provided on the first insulating block (211), and the second terminal (23) passes through the second insulating block (212) and is fixedly connected therewith.

6. The electrical connector of claim 5, wherein the circuit board (213) is fixed to the first insulating block (211), and the circuit board (213) is located at one side of the first insulating block (211), the first terminal (22), and the second terminal (23).

7. The electrical connector of claim 6, wherein the first insulating block (211) is partially or completely received in the insulating housing (3) and is fixedly connected thereto, and the second insulating block (212) is received in the insulating housing (3) and is fixedly connected thereto.

8. The electrical connector of claim 7, wherein the predetermined direction is parallel to a length direction of the second insulating block (212).

9. The electrical connector of claim 8, further comprising a display lamp (4), the display lamp (4) being fixed within the insulating body (3).

10. The electrical connector of claim 9, further comprising an external circuit board (10), wherein the other end of the second terminal (23) is electrically connected to the external circuit board (10).