CN212412267U

CN212412267U - Connector with a locking member

Info

Publication number: CN212412267U
Application number: CN202021026560.1U
Authority: CN
Inventors: 朱尚峰; 宋涛; 刘琨
Original assignee: Dongguan Luxshare Technology Co Ltd
Current assignee: Dongguan Luxshare Technology Co Ltd
Priority date: 2020-06-05
Filing date: 2020-06-05
Publication date: 2021-01-26
Anticipated expiration: 2030-06-05
Also published as: TWM615246U

Abstract

A connector comprises an insertion module and a shell. The insert module comprises a first conductive element and a first locking part. The shell comprises an accommodating space for accommodating at least part of the insertion module and a limiting part which is positioned on one side of the accommodating space and used for limiting the accommodating space, wherein the limiting part is provided with an elastic arm extending into the accommodating space; the insertion module extrudes the elastic arm in the process of inserting into the accommodating space; when the inserting module is inserted in place, the elastic arm at least partially rebounds, so that the tail end of the elastic arm is locked with the first locking part. The utility model discloses a set up elastic arm and first hasp portion matched with hasp structure, avoided inserting module and casing to take place to drop when transmitting signal, improved signal transmission's reliability.

Description

Connector with a locking member

Technical Field

The utility model belongs to the technical field of the connector.

Background

The prior art connector generally includes an insert module (e.g., a terminal module) and a housing, and the insert module is inserted into the housing to assemble the connector. Connectors are typically used to mount to circuit boards to enable signal transmission. With the continuous improvement of the signal transmission requirements, how to ensure that the plug-in module and the shell are not accidentally dropped after being plugged is a technical problem to be solved by technical personnel in the technical field.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a connector with hasp structure to prevent to insert the module and the casing is improper drops.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a connector, comprising:

the insertion module comprises a first conductive element and a first locking part; and

the shell is provided with an accommodating space for accommodating at least part of the insertion module and a limiting part which is positioned on one side of the accommodating space and used for limiting the accommodating space, and the limiting part is provided with an elastic arm extending into the accommodating space; the insertion module extrudes the elastic arm in the process of inserting into the accommodating space; when the inserting module is inserted in place, the elastic arm at least partially rebounds, so that the tail end of the elastic arm is locked with the first locking part.

As a further improved technical solution of the present invention, the insertion module includes a first insulating body and a metal shell covering the first insulating body, the first locking portion is formed on the metal shell.

As a further improved technical solution of the present invention, the metal shell includes a first shell and a second shell, and the first insulating body is clamped between the first shell and the second shell.

As a further improved technical solution of the present invention, the first shell and the second shell are compared with the first insulating body symmetric arrangement.

As a further improved technical solution of the present invention, the first shell is provided with a first flanging part, a second flanging part and a first groove located between the first flanging part and the second flanging part; the second shell is provided with a third flanging part, a fourth flanging part and a second groove positioned between the third flanging part and the fourth flanging part; the first flanging part corresponds to the third flanging part, the second flanging part corresponds to the fourth flanging part, and the first groove and the second groove are connected to jointly accommodate the elastic arm.

As a technical scheme of the utility model further modified, first turn-ups portion be equipped with towards the first face of pressing that supports of first recess, third turn-ups portion be equipped with towards the second of second recess supports the face of pressing, first latch portion includes first support the face of pressing and the second supports the face of pressing, first support the face of pressing with the second support the face of pressing all be used for with the terminal counterbalance of elastic arm is in order to prevent the elastic arm breaks away from first recess with the second recess.

As a further improved technical scheme of the utility model, first latch portion is two and is located insert the both sides of module, spacing portion is two and is located accommodating space's both sides.

As a further improved technical solution of the present invention, the first conductive element includes a plurality of conductive terminals fixed to the first insulating body and a plurality of cables connected to the conductive terminals; the shell comprises a second insulating body and a metal sheet fixed on the second insulating body, and the metal sheet is provided with a frame body part surrounding the elastic arm; the conductive terminal is provided with a mounting part which protrudes out of the second insulating body and is used for being mounted on a circuit board.

As a further improved technical scheme of the utility model, conductive terminal includes that the signal end gives and is located the ground terminal of signal terminal's both sides, it is equipped with to be fixed in to insert the module the grounding lug of first insulator, the grounding lug with ground terminal links to each other.

As a further improved technical scheme of the utility model, the casing is equipped with and is fixed in the connection piece of second insulator, the connection piece will metal casing with the grounding strip links to each other.

Compared with the prior art, the utility model discloses a set up elastic arm and first hasp portion matched with hasp structure, avoided inserting module and casing to take place to drop when transmitting signal, improved signal transmission's reliability.

Drawings

Fig. 1 is a schematic perspective view of the connector of the present invention mounted on a circuit board.

Fig. 2 is a partially enlarged view of circled portion a in fig. 1.

Fig. 3 is a left side view of fig. 1.

Fig. 4 is a schematic sectional view taken along line B-B in fig. 3.

Fig. 5 is a perspective view of the insert module of fig. 1 shown separated from the connector.

Fig. 6 is a partially exploded perspective view of the insert module of fig. 5.

Fig. 7 is a partially exploded perspective view of the connector of the present invention.

Fig. 8 is a top view of the insert module of fig. 7.

Fig. 9 is a partially exploded perspective view of the housing.

Fig. 10 is a left side view of the housing.

Fig. 11 is a top view of fig. 10.

Fig. 12 is a partially enlarged view of the drawing portion C in fig. 4.

Detailed Description

Exemplary embodiments of the present invention will be described in detail below with reference to the accompanying drawings. If several embodiments exist, the features of these embodiments may be combined with each other without conflict. When the description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The description set forth below in the exemplary detailed description does not represent all embodiments consistent with the present invention; rather, they are merely examples of apparatus, products, and/or methods consistent with certain aspects of the invention, as recited in the claims of the invention.

The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to limit the scope of the invention. As used in the specification and claims of this application, the singular form of "a", "an", or "the" is intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be understood that the terms "first," "second," and the like as used in the description and in the claims of the present invention do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. Unless otherwise indicated, the terms "front," "back," "up," "down," and the like in the description of the invention are used for convenience of description and are not limited to a particular position or spatial orientation. The word "comprise" or "comprises", and the like, is an open-ended expression meaning that an element that precedes "includes" or "comprising" includes "that the element that follows" includes "or" comprises "and its equivalents, that do not preclude the element that precedes" includes "or" comprising "from also including other elements. If the utility model discloses in appear "a plurality of", its meaning indicates two and more than two.

Referring to fig. 1 to 12, the present invention discloses a connector, which includes a plurality of insertion modules 100 and a housing 200 matching with the insertion modules 100. In the illustrated embodiment of the present invention, the insertion module 100 is a cable module; the housing 200 is configured to be mounted on a circuit board 300.

Referring to fig. 4 and 5, the insert module 100 includes a first insulating body 11, a plurality of first conductive elements fixed to the first insulating body 11, and a metal housing 13 covering the first insulating body 11. In the illustrated embodiment of the present invention, the first conductive element includes a plurality of conductive terminals 10 and a cable 12 connected to the conductive terminals 10. One end (e.g., the top end) of the conductive terminal 10 is fixed to the cable 12 by welding, and the other end (e.g., the bottom end) is provided with an installation portion 101 for installing on the circuit board 300. In the illustrated embodiment of the present invention, the mounting portion 101 is perforated to have a certain elasticity so as to be pressed (Press-fit) into the conductive hole of the circuit board 300. Of course, in other embodiments, the mounting portion 101 may also pass Through a conductive hole of the circuit board 300 and be soldered and fixed to the circuit board 300 by means of a Through hole (Through hole). Since the mounting manner of the mounting portion 101 and the circuit board 300 can be varied and is well known to those skilled in the art, the present invention is not described herein in detail. In an embodiment of the present invention, the cable 12 and the conductive terminal 10 are first welded and fixed, and then the first insulating body 11 is overmolded on the joint portion of the cable 12 and the conductive terminal 10. Of course, in other embodiments, the cable 12 may be fixed to the conductive terminal 10 and then inserted into the first insulating body 11 in an assembling manner.

Referring to fig. 4, the conductive terminal 10 includes a signal terminal S and ground terminals G located at two sides of the signal terminal S. Preferably, each unit of the conductive terminal 10 is in a layout mode of G-S-G, so as to reduce signal crosstalk and improve signal transmission quality. In addition, the insert module 100 is further provided with the grounding strip 16 (see fig. 9) fixed to the first insulating body 11 and connected to the grounding terminal G, so as to increase a grounding area and improve a signal shielding effect.

Referring to fig. 5 and 6, the metal housing 13 includes a first housing 131 and a second housing 132, and the first insulating body 11 is clamped between the first housing 131 and the second housing 132. Preferably, the first housing 131 and the second housing 132 are symmetrically arranged compared to the first insulating body 11. The first shell 131 is provided with a first flanging part 1311, a second flanging part 1312 and a first groove 1313 positioned between the first flanging part 1311 and the second flanging part 1312; the second shell 132 is provided with a third flange portion 1321, a fourth flange portion 1322 and a second groove 1323 located between the third flange portion 1321 and the fourth flange portion 1322; the first flange 1311 corresponds to the third flange 1321, the second flange 1312 corresponds to the fourth flange 1322, and the first groove 1313 is connected to the second groove 1323. The first flanging part 1311 is provided with a first pressing surface 1314 facing the first groove 1313, and the third flanging part 1321 is provided with a second pressing surface 1324 facing the second groove 1323. In the illustrated embodiment of the present invention, the first pressing surface 1314 and the second pressing surface 1324 constitute a first locking portion 14 for cooperating with the housing 200. In the illustrated embodiment of the present invention, the first locking portion 14 is formed on the metal housing 13. Of course, in other embodiments, the first locking portion 14 may also be formed on the first insulating body 11, in which case the first groove 1313 and the second groove 1323 are grooves formed on the side surface of the first insulating body 11. In addition, the first insulating body 11 is further provided with a plurality of protrusions 15 located on two side surfaces, and the first shell 131 and the second shell 132 are both provided with openings 133 matching with the protrusions 15, so as to assemble and fix the first shell 131 and the second shell 132 to the first insulating body 11. Of course, in other embodiments, the first housing 131 and the second housing 132 may also be an integral structure and sleeved on the first insulating body 11.

Referring to fig. 7 and fig. 9 to 11, the housing 200 includes a second insulating body 21, a plurality of metal sheets 23 fixed to the second insulating body 21, and a plurality of connecting sheets 25 fixed to the second insulating body 21. The second insulating body 21 has a plurality of receiving spaces 210 disposed at intervals for receiving at least a portion of the insert module 100.

Referring to fig. 9 and 10, the metal sheet 23 is provided with a limiting portion 231, and the limiting portion 231 is located at one side of the accommodating space 210 and is used for limiting the accommodating space 210. The limiting portion 231 is provided with an elastic arm 232 extending into the accommodating space 210, and the elastic arm 232 is provided with a tail end 233. In one embodiment of the present invention, the metal sheet 23 is insert-molded in the second insulating body 21. Of course, in other embodiments, the metal sheet 23 may be fixed to the second insulating body 21 by assembling. In the illustrated embodiment of the present invention, the metal sheet 23 is provided with a frame portion 234 surrounding the elastic arm 232 to improve the structural strength of the metal sheet 23. Preferably, the resilient arm 232 is integrally stamped from the metal sheet 23 to save manufacturing cost.

In the illustrated embodiment of the present invention, the first locking portions 14 are two and located at two sides of the insertion module 100, and the limiting portions 231 are two and located at two sides of the accommodating space 210.

The insertion module 100 presses the elastic arm 232 during the process of inserting into the accommodating space 210, so that the elastic arm 232 deforms outwards; when the insertion module 100 is inserted into position, the elastic arm 232 at least partially rebounds, so that the end 233 of the elastic arm 232 enters the first groove 1313 and the second groove 1323; at this time, the end 233 of the elastic arm 232 is locked with the first locking portion 14. Specifically, the first pressing surface 1314 and the second pressing surface 1324 are both configured to press against the ends 233 of the elastic arms 232, so as to prevent the elastic arms 232 from separating from the first groove 1313 and the second groove 1323, and further, the insert module 100 and the housing 200 can be stably locked together. At this time, the connecting piece 25 connects the metal shell 13 and the grounding piece 16 to further increase the grounding area and improve the shielding effect.

The above embodiments are only used for illustrating the present invention and not for limiting the technical solutions described in the present invention, and the understanding of the present invention should be based on the technical personnel in the technical field, although the present specification has been described in detail with reference to the above embodiments, however, the skilled in the art should understand that the technical personnel in the technical field can still modify the present invention or substitute the same, and all technical solutions and modifications thereof that do not depart from the spirit and scope of the present invention should be covered within the scope of the claims of the present invention.

Claims

1. A connector, comprising:

an insert module (100), the insert module (100) comprising a first conductive element and a first latch portion (14); and

a housing (200), the housing (200) being provided with a receiving space (210) for receiving at least a part of the insert module (100);

the method is characterized in that:

the shell (200) is provided with a limiting part (231) which is positioned at one side of the accommodating space (210) and used for limiting the accommodating space (210), and the limiting part (231) is provided with an elastic arm (232) extending into the accommodating space (210); the insertion module (100) presses the elastic arm (232) in the process of inserting into the accommodating space (210); when the insertion module (100) is inserted into the position, the elastic arm (232) at least partially rebounds, so that the tail end (233) of the elastic arm (232) is locked with the first locking part (14).

2. The connector of claim 1, wherein: the insert module (100) comprises a first insulating body (11) and a metal shell (13) coated on the first insulating body (11), and the first locking part (14) is formed on the metal shell (13).

3. The connector of claim 2, wherein: the metal housing (13) includes a first housing (131) and a second housing (132), and the first insulating body (11) is sandwiched between the first housing (131) and the second housing (132).

4. The connector of claim 3, wherein: the first housing (131) and the second housing (132) are arranged symmetrically with respect to the first insulating body (11).

5. The connector of claim 3, wherein: the first shell (131) is provided with a first flanging part (1311), a second flanging part (1312) and a first groove (1313) between the first flanging part (1311) and the second flanging part (1312); the second shell (132) is provided with a third flanging part (1321), a fourth flanging part (1322) and a second groove (1323) positioned between the third flanging part (1321) and the fourth flanging part (1322); the first burring (1311) corresponds to the third burring (1321), the second burring (1312) corresponds to the fourth burring (1322), and the first groove (1313) and the second groove (1323) are connected to collectively receive the elastic arm (232).

6. The connector of claim 5, wherein: the first flanging part (1311) is provided with a first abutting surface (1314) facing the first groove (1313), the third flanging part (1321) is provided with a second abutting surface (1324) facing the second groove (1323), the first locking part (14) comprises the first abutting surface (1314) and the second abutting surface (1324), and the first abutting surface (1314) and the second abutting surface (1324) are used for abutting against the tail end (233) of the elastic arm (232) to prevent the elastic arm (232) from separating from the first groove (1313) and the second groove (1323).

7. The connector of claim 1, wherein: the first locking parts (14) are two and located on two sides of the insertion module (100), and the limiting parts (231) are two and located on two sides of the accommodating space (210).

8. The connector of claim 2, wherein: the first conductive element comprises a plurality of conductive terminals (10) fixed on the first insulating body (11) and a plurality of cables (12) connected with the conductive terminals (10); the shell (200) comprises a second insulating body (21) and a metal sheet (23) fixed on the second insulating body (21), wherein the metal sheet (23) is provided with a frame body part (234) surrounding the elastic arm (232); the conductive terminal (10) is provided with an installation part (101) which protrudes out of the second insulation body (21) and is used for being installed on a circuit board (300).

9. The connector of claim 8, wherein: the conductive terminal (10) comprises a signal terminal (S) and grounding terminals (G) located on two sides of the signal terminal (S), the insertion module (100) is provided with a grounding sheet (16) fixed on the first insulating body (11), and the grounding sheet (16) is connected with the grounding terminals (G).

10. The connector of claim 9, wherein: the shell (200) is provided with a connecting sheet (25) fixed on the second insulating body (21), and the metal shell (13) is connected with the grounding sheet (16) through the connecting sheet (25).