TWM615246U - Connector - Google Patents

Abstract

A connector includes an insertion module and a shell. The insertion module includes a first conductive element and a first locking part. The housing includes a receiving space for accommodating at least part of the insertion module, and a limiting portion located on one side of the receiving space and used for limiting the receiving space, and the limiting portion is provided with an extension into the space The elastic arm in the accommodating space; the insertion module squeezes the elastic arm in the process of being inserted into the accommodating space; when the insertion module is inserted in place, the elastic arm rebounds at least partially, thereby The end of the elastic arm is locked with the first locking part. In the present invention, a lock structure in which the elastic arm is matched with the first lock portion is provided to avoid the insertion module and the housing from falling off during signal transmission, thereby improving the reliability of signal transmission.

Description

Connector

The present invention claims the priority of the Chinese patent application whose application date is June 05, 2020 and the application number is 202021026560.1, the entire content of which is incorporated into this creation by reference.

This creation belongs to the field of connector technology.

The connector in the prior art usually includes an insert module (such as a terminal module) and a housing, and the insert module is inserted into the housing to realize the assembly of the connector. The connector is usually used to be installed on a circuit board to realize signal transmission. As the requirements for signal transmission continue to increase, how to ensure that the insertion module and the housing will not accidentally fall off after they are inserted is a technical problem that needs to be solved by those skilled in the art.

The purpose of this creation is to provide a connector with a locking structure to prevent the insertion module and the housing from falling off improperly.

In order to achieve the above-mentioned purpose, this creation adopts the following technical solutions: a connector, which includes:

An insertion module, the insertion module including a first conductive element and a first locking portion; and

A housing, the housing is provided with a receiving space for accommodating at least part of the insertion module and a limiting portion located on one side of the receiving space and used for limiting the receiving space, the limiting portion is provided with An elastic arm extending into the accommodating space; the insertion module squeezes the elastic arm in the process of being inserted into the accommodating space; when the insertion module is inserted in place, the elastic arm is at least partially returned Elastically, so that the end of the elastic arm is locked with the first locking part buckle.

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

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

As a further improved technical solution of the present creation, the first housing and the second housing are arranged symmetrically compared to the first insulating body.

As a further improved technical solution of the present creation, the first shell is provided with a first flanging part, a second flanging part, and a first flanging part located between the first flanging part and the second flanging part. Groove; the second housing is provided with a third flange portion, a fourth flange portion, and a second groove located between the third flange portion and the fourth flange portion; the first A 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 receive the Elastic arm.

As a further improved technical solution of this creation, the first flanging portion is provided with a first pressing surface facing the first groove, and the third flanging portion is provided with a first pressing surface facing the second groove. Two pressing surfaces, the first locking portion includes the first pressing surface and the second pressing surface, the first pressing surface and the second pressing surface are both used to interact with the The end of the elastic arm is pressed against to prevent the elastic arm from being separated from the first groove and the second groove.

As a further improved technical solution of the present creation, there are two first locking parts and are located on both sides of the insertion module, and there are two limiting parts and are located on both sides of the containing space.

As a further improved technical solution of the present creation, the first conductive element includes a number of conductive terminals fixed to the first insulating body and a number of cables connected to the conductive terminals; the housing includes a second insulating body and A metal sheet fixed to the second insulating body, the metal sheet is provided with a frame portion surrounding the elastic arm; the conductive terminal is provided with a protrusion protruding from the second insul Installation department.

As a further improved technical solution of this creation, the conductive terminal includes a signal Terminals and ground terminals located on both sides of the signal terminal, the insertion module is provided with a ground sheet fixed to the first insulating body, and the ground sheet is connected with the ground terminal.

As a further improved technical solution of the present invention, the housing is provided with a connecting piece fixed to the second insulating body, and the connecting piece connects the metal housing and the grounding piece.

Compared with the prior art, the present invention avoids the insertion module and the housing from falling off during signal transmission by providing a locking structure in which the elastic arm and the first locking part are matched, thereby improving the reliability of signal transmission.

10: Conductive terminal

100: Insert module

101: Installation Department

11: The first insulating body

12: Cable

13: Metal shell

131: first shell

1311: The first flange part

1312: The second flanging part

1313: first groove

1314: The first pressure surface

132: second shell

1321: Third Flanging

1322: Fourth Flanging

1323: second groove

1324: second pressure surface

133: Hole

14: The first lock part

15: raised

16: Ground sheet

200: shell

21: The second insulating body

210: Containment Space

23: metal sheet

231: Limit

232: Flexible arm

233: end

234: Frame

25: connecting piece

300: circuit board

G: Ground terminal

S: Signal terminal

Figure 1 is a three-dimensional schematic diagram of the creative connector installed on a circuit board.

Fig. 2 is a partial enlarged view of the circled part A in Fig. 1.

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

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

Fig. 5 is a three-dimensional schematic diagram of the plug-in module in Fig. 1 when the connector is separated.

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

Figure 7 is a partial three-dimensional exploded view of the authoring connector.

Fig. 8 is a top view of the plug-in module in 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 plan view of Fig. 10.

Fig. 12 is a partial enlarged view of the circled part C in Fig. 4.

Hereinafter, an exemplary specific implementation manner of this creation will be described in detail with reference to the drawings. If there are several specific implementation manners, the features in these implementation manners can be combined with each other without conflict. When the description refers to the drawings, unless otherwise specified, the same numbers in different drawings indicate the same or similar elements. The content described in the following exemplary specific implementations does not represent all implementations consistent with this creation; on the contrary, they are only consistent with some aspects of the creation described in the patent application scope of this creation Examples of devices, products and/or methods.

The terms used in this creation are only for the purpose of describing specific implementations, and are not intended to limit the scope of protection of this creation. The singular form of "a", "said" or "the" used in the description of this creation and the scope of the patent application is also intended to include plural forms, unless the context clearly indicates other meanings.

It should be understood that the terms used in the description of this creation and the scope of the patent application, such as "first", "second" and similar words, do not indicate any order, quantity or importance, but are only used to distinguish the naming of features . Similarly, similar words such as "one" or "one" do not mean a quantity limit, but mean that there is at least one. Unless otherwise noted, the words "front", "rear", "上", "下" and other similar words appearing in this creation are only for the convenience of explanation, and are not limited to a specific location or a spatial orientation. Similar words such as "include" or "include" are an open-ended expression, meaning that the element before "include" or "include" now covers the element and its equivalents that appear after "include" or "include". It does not exclude that elements appearing before "including" or "including" may also include other elements. If "several" appears in this creation, its meaning refers to two or more.

Please refer to FIG. 1 to FIG. 12. The present invention discloses a connector, which includes a plurality of plug-in modules 100 and a housing 200 matched with the plug-in modules 100. In the illustrated embodiment of the present invention, the plug-in module 100 is a cable module; the housing 200 is used to be installed on the circuit board 300.

4 and 5, the insertion module 100 includes a first insulating body 11, a plurality of first conductive elements fixed to the first insulating body 11, and covered on the first insulating body 11的金属壳13。 The metal shell13. In the illustrated embodiment of this creation, the first conductive element includes a plurality of conductive terminals 10 and a cable 12 connected to the conductive terminal 10. One end (for example, the top end) of the conductive terminal 10 is fixed to the cable 12 by welding, and the other end (for example, the bottom end) is provided with a mounting portion 101 for mounting on the circuit board 300. In the illustrated embodiment of this creation, the mounting portion 101 is provided with perforations to make it have a certain degree of flexibility, so as to facilitate press-fit into the conductive holes 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 welded and fixed to the circuit board 300 by means of through holes. In view of the fact that the mounting manners of the mounting portion 101 and the circuit board 300 can be various and are well known to those skilled in the art, this creation will not be repeated here. Created in this In one embodiment, the cable 12 and the conductive terminal 10 are welded and fixed first, 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 wire connection 12 may also be fixed to the conductive terminal 10 and then inserted into the first insulating body 11 in an assembled manner.

Please refer to FIG. 4, the conductive terminal 10 includes a signal terminal S and ground terminals G located on both sides of the signal terminal S. Wherein, each unit of the conductive terminal 10 has a G-S-S-G layout to reduce signal crosstalk and improve signal transmission quality. In addition, the plug-in module 100 is also provided with the ground plate 16 (please refer to FIG. 9) fixed to the first insulating body 11 and connected to the ground terminal G to increase the ground area and improve the signal Shielding effect.

5 and 6, the metal shell 13 includes a first shell 131 and a second shell 132, and the first insulating body 11 is clamped between the first shell 131 and the second shell 132. Between two shells 132. Wherein, the first housing 131 and the second housing 132 are arranged symmetrically with respect to the first insulating body 11. The first housing 131 is provided with a first flange portion 1311, a second flange portion 1312, and a first groove 1313 located between the first flange portion 1311 and the second flange portion 1312; The second housing 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 portion 1311 corresponds to the third flange portion 1321, the second flange portion 1312 corresponds to the fourth flange portion 1322, the first groove 1313 and the second flange portion 1321 The grooves 1323 are connected. The first flange portion 1311 is provided with a first pressing surface 1314 facing the first groove 1313, and the third flange portion 1321 is provided with a second pressing surface facing the second groove 1323 1324. In the illustrated embodiment of this creation, the first pressing surface 1314 and the second pressing surface 1324 form a first locking portion 14 for matching with the housing 200. In the illustrated embodiment of this creation, the first locking portion 14 is formed on the metal shell 13. Of course, in other embodiments, the first locking portion 14 may also be formed on the first insulating body 11. At this time, the first groove 1313 and the second groove 1323 are formed on the The groove on the side of the first insulating body 11 is described. In addition, the first insulating body 11 is also provided with a plurality of protrusions 15 on both sides, and both the first housing 131 and the second housing 132 are provided with openings that cooperate with the protrusions 15 133 to assemble and fix the first housing 131 and the second housing 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 integrated structure, and It is sleeved on the first insulating body 11.

Referring to FIG. 7 and FIGS. 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 metal sheets 23 fixed to the second insulating body 21 A number of connecting pieces 25. The second insulating body 21 is provided with a plurality of accommodating spaces 210 arranged at intervals for accommodating at least part of the insertion module 100.

Please refer to FIG. 9 and FIG. 10, the metal sheet 23 is provided with a limiting portion 231, and the limiting portion 231 is located on one side of the receiving space 210 and used to define the receiving space 210. The limiting portion 231 is provided with an elastic arm 232 extending into the receiving space 210, and the elastic arm 232 is provided with an end 233. In an embodiment of the present creation, the metal sheet 23 is embedded and molded in the second insulating body 21. Of course, in other embodiments, the metal sheet 23 may also be fixed to the second insulating body 21 by assembly. In the illustrated embodiment of this creation, 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. Wherein, the elastic arm 232 is integrally stamped from the metal sheet 23 to save manufacturing cost.

In the illustrated embodiment of this creation, there are two first locking parts 14 and are located on both sides of the insertion module 100, and the limiting parts 231 are two and are located in the receiving space 210. On both sides.

When the insertion module 100 is inserted into the receiving space 210, the elastic arm 232 is squeezed to cause the elastic arm 232 to deform outward; when the insertion module 100 is inserted in place, the elastic arm 232 rebounds at least partially, 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 and the first groove 1323 The locking part 14 is locked together. Specifically, both the first pressing surface 1314 and the second pressing surface 1324 are used to press against the end 233 of the elastic arm 232 to prevent the elastic arm 232 from escaping from the first groove 1313 With the second groove 1323, the insertion module 100 and the housing 200 can be locked together stably. 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 implementations are only used to illustrate the creation and not to limit the technical solutions described in this creation. The understanding of this creation should be based on those skilled in the art, although this specification has already described the creation in detail with reference to the above implementations. Explain, however, this Those of ordinary skill in the art should understand that those skilled in the art can still modify or equivalently replace this creation, and all technical solutions and improvements that do not depart from the spirit and scope of this creation should be covered in the patent application for this creation. Within range.

13: Metal shell

131: first shell

1311: The first flange part

1313: first groove

1314: The first pressure surface

132: second shell

1321: Third Flanging

1323: second groove

1324: second pressure surface

14: The first lock part

23: metal sheet

231: Limit

232: Flexible arm

233: end

234: Frame

Claims (10)

A connector, which includes: An insertion module, the insertion module including a first conductive element and a first locking portion; and A housing, the housing is provided with a receiving space for accommodating at least part of the insertion module; Wherein: the housing is provided with a limiting portion located on one side of the receiving space and used for limiting the receiving space, and the limiting portion is provided with an elastic arm extending into the receiving space; the insert The module squeezes the elastic arm in the process of inserting the module into the accommodating space; when the inserting module is inserted in place, the elastic arm at least partially rebounds, so that the end of the elastic arm and the second A locking part is locked together. The connector according to claim 1, wherein: the insertion module includes a first insulating body and a metal shell covering the first insulating body, and the first locking portion is formed on the metal On the shell. The connector according to claim 2, wherein: the metal housing includes a first housing and a second housing, and the first insulating body is clamped between the first housing and the second housing between. The connector according to claim 3, wherein: the first housing and the second housing are arranged symmetrically with respect to the first insulating body. The connector according to claim 3, wherein: the first housing is provided with a first flange portion, a second flange portion, and is located between the first flange portion and the second flange portion The first groove; the second housing is provided with a third flange portion, a fourth flange portion and a second groove located between the third flange portion and the fourth flange portion; 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 be common Accommodating the elastic arm. The connector according to claim 5, wherein: the first flange portion is provided with The first pressing surface of the first groove, the third flange portion is provided with a second pressing surface facing the second groove, the first locking portion includes the first pressing surface and The second pressing surface, the first pressing surface and the second pressing surface are used to press against the end of the elastic arm to prevent the elastic arm from separating from the first groove and the Mentioned second groove. The connector according to claim 1, wherein: there are two first locking parts and are located on both sides of the insertion module, and there are two limiting parts and are located on both sides of the accommodating space . The connector according to claim 2, wherein: 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 housing includes a second An insulating body and a metal sheet fixed to the second insulating body, the metal sheet is provided with a frame portion surrounding the elastic arm; the conductive terminal is provided with a protruding second insulating body and is used to install The mounting part of the circuit board. The connector according to claim 8, wherein: the conductive terminal includes a signal terminal and ground terminals located on both sides of the signal terminal, and the plug-in module is provided with a ground sheet fixed to the first insulating body , The ground sheet is connected to the ground terminal. The connector according to claim 9, wherein: the housing is provided with a connecting piece fixed to the second insulating body, and the connecting piece connects the metal housing and the grounding piece.

Images