CN115275669A

CN115275669A - Communication connector

Info

Publication number: CN115275669A
Application number: CN202110474356.9A
Authority: CN
Inventors: 陈昱均
Original assignee: Yulai Co ltd
Current assignee: Yulai Co ltd
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2022-11-01

Abstract

A communication connector includes an insulating housing, an electronic component and a shielding shell. The insulating shell forms an accommodating cavity along the first direction. The electronic component is accommodated in the accommodating cavity and is provided with a magnetic module, a first circuit board and a terminal module. The first circuit board is located at the top end of the magnetic module, and the terminal module is located at the front end of the magnetic module. The magnetic module is provided with a box body and a connecting terminal group, the box body forms an accommodating space along a second direction to accommodate the plurality of magnetic coils, and the second direction is perpendicular to the first direction. The connecting terminal groups are distributed on the front wall and the rear wall of the box body along the second direction and are respectively welded on the first circuit board. The first circuit board is fixed at the top end of the box body and covers the accommodating space. The contact parts of the terminal module are obliquely arranged in front of the box body, and the welding parts of the terminal module extend upwards along the front end surface of the box body and are welded on the first circuit board. The shielding shell is arranged on the periphery of the insulating shell.

Description

Communication connector

Technical Field

The present invention relates to a communication connector, and more particularly, to a communication connector conforming to the power over ethernet technology.

Background

The Power over Ethernet (PoE) technology refers to a situation that an existing Ethernet wiring infrastructure is not changed, and not only provides transmission of data signals of IP terminal devices (such as an IP phone, a network camera, and the like), but also provides a dc Power supply. PoE technology can ensure the normal operation of the existing network, ensure the safety of the existing structured wiring and reduce the cost at the same time.

In conjunction with the power over ethernet technology, the electronic modules inside the receptacle connector require associated transformer coils. However, the transformer coils, the terminals and the circuit board increase a plurality of assembling processes for assembling and welding, which not only increases labor cost, but also reduces production efficiency.

Therefore, how to improve the production efficiency of the communication connector by improving the structural design to facilitate the automatic assembly and welding and reduce the labor cost has become an important subject to be solved in the technical field.

Disclosure of Invention

The technical problem to be solved by the present invention is to provide a communication connector aiming at the defects of the prior art, which can facilitate automatic assembly and welding, reduce labor cost, and improve the production efficiency of the communication connector.

In order to solve the above technical problem, another technical solution of the present invention is to provide a communication connector, which includes an insulating housing, an electronic component, and a shielding shell. The insulating housing forms an accommodating cavity along a first direction. The electronic assembly is accommodated in the accommodating cavity and is provided with a magnetic module, a first circuit board and a terminal module, wherein the first circuit board is positioned at the top end of the magnetic module, and the terminal module is positioned at the front end of the magnetic module. The magnetic module is provided with a box body and a connecting terminal group, the box body forms an accommodating space along a second direction to accommodate a plurality of magnetic coils, the second direction is perpendicular to the first direction, and the connecting terminal group is distributed on the front wall and the rear wall of the box body along the second direction and is respectively welded on the first circuit board. The first circuit board is fixed at the top end of the box body and covers the accommodating space. The contact parts of the terminal module are obliquely arranged in front of the box body, and the welding parts of the terminal module extend upwards along the front end surface of the box body and are welded on the first circuit board. The shielding shell is arranged on the periphery of the insulating shell.

The communication connector has the advantages that the electronic components are arranged in the insulating shell in a vertically stacked mode, so that the automatic assembly and welding can be more convenient, the labor cost is reduced, and the production efficiency is improved. In addition, the electronic component is positioned right behind the terminal module and is approximately equal to the height of the plug, so that the size can be reduced.

For a better understanding of the features and technical content of the present invention, reference should be made to the following detailed description of the invention and accompanying drawings, which are provided for purposes of illustration and description only and are not intended to limit the invention.

Drawings

Fig. 1 is an exploded view of a communication connector according to a first embodiment of the present invention.

Fig. 2 is a combination diagram of a communication connector according to a first embodiment of the present invention.

Fig. 3 is a bottom view of the communication connector according to the first embodiment of the present invention.

Fig. 4 is a sectional view of a communication connector according to a first embodiment of the present invention.

Fig. 5 is an exploded view of a communication connector according to a second embodiment of the present invention.

Fig. 6 is a combination view of a communication connector according to a second embodiment of the present invention.

Fig. 7 is a cross-sectional view of a communication connector according to a second embodiment of the present invention.

Detailed Description

The embodiments of the present invention disclosed herein are described below with reference to specific embodiments, and those skilled in the art will understand the advantages and effects of the present invention from the disclosure of the present specification. The invention is capable of other and different embodiments and its several details are capable of modification and various changes in detail without departing from the spirit and scope of the invention. The drawings of the present invention are for illustrative purposes only and are not intended to be drawn to scale. The following embodiments are further detailed to explain the technical matters related to the present invention, but the disclosure is not intended to limit the scope of the present invention.

It will be understood that, although the terms first, second, third, etc. may be used herein to describe various elements or signals, these elements or signals should not be limited by these terms. These terms are used primarily to distinguish one element from another element or from one signal to another signal. In addition, the term "or" as used herein should be taken to include any one or combination of more of the associated listed items as the case may be.

First embodiment

Referring to fig. 1 to 4, a communication connector according to a first embodiment of the present invention includes an insulative housing 2, an electronic component 5 and a shielding shell 6. The insulating housing 2 forms a receiving cavity 20 along a first direction for a plug (not shown) to be inserted. Such as an RJ45 plug. In this embodiment, the first direction is the X-axis direction as shown in the coordinates of the drawing.

The shielding shell 6 is made of a metal material, the electronic component 5 is accommodated in the accommodating cavity 20 of the insulating housing 2, the insulating housing 2 is assembled from the bottom of the shielding shell 6 upward in the present embodiment, and the shielding shell 6 is disposed at the periphery of the insulating housing 2.

The electronic component 5 has a magnetic module 50, a first circuit board 51, a second circuit board 52 and a terminal module 54. The first circuit board 51 is located at the top end of the magnetic module 50, the second circuit board 52 is located at the bottom end of the magnetic module 50, and the terminal module 54 is located at the front end of the magnetic module 50. The terminal module 54 of the present embodiment has eight signal terminals 541 soldered to the first circuit board 51 and can be mated with an RJ45 plug.

The magnetic module 50 has a case 502 and a connecting terminal set 56. The cartridge 502 is made of an insulating material. The box 502 forms a receiving space 501 along the second direction, and a plurality of magnetic coils (not shown) are received in the receiving space 501, which can be compliant with power over ethernet (PoE) technology. The second direction is perpendicular to the first direction, i.e. the Y-axis direction as shown in the coordinates of the figure. The connecting terminal groups 56 are distributed on the front wall 503 and the rear wall 504 of the box body 502 along the second direction and are respectively soldered to the first circuit board 51.

Each signal terminal 541 of the terminal module 54 has a contact portion 5411, an intermediate portion 5412, and a soldering portion 5413. The contact portions 5411 of the terminal module 54 are obliquely disposed in front of the case 502, and the soldering portions 5413 of the terminal module 54 extend upward along the front end surface of the case 502 and are soldered to the first circuit board 51.

In addition, the terminal module 54 has a holder 542, the terminal module 54 has a plurality of middle sections 5412, the middle sections 5412 are connected between the contact portions 5411 and the soldering portions 5413, the middle sections 5412 are parallel to the first direction, and the holder 542 holds the middle sections 5412.

The terminal module 54 further has a fixing rod 543, the soldering portions 5413 pass through the fixing rod 543, a fixing groove 5034 is formed at the top end of the front wall 503 of the box 502, and the fixing rod 543 is disposed in the fixing groove 5034.

In this embodiment, the first circuit board 51 is fixed to the top end of the box 502 and covers the receiving space 501 of the box 502. The first circuit board 51 has a first row of bonding holes 511, a second row of bonding holes 512, a third row of bonding holes 513 and a fourth row of bonding holes 514 along a third direction. The first row of welding holes 511 is adjacent the second row of welding holes 512 and corresponds to the front wall 503 of the box body 502, and the third row of welding holes 513 is adjacent the fourth row of welding holes 514 and corresponds to the rear wall 504 of the box body 502. The plurality of welding parts 5413 of the terminal module 54 are welded to the first row of welding holes 511.

The connection terminal group 56 is divided into a front row terminal 561, a first rear row terminal 562 and a second rear row terminal 563, the front row terminal 561 is welded to the second row welding hole 512, the first rear row terminal 562 is welded to the third row welding hole 513, and the second rear row terminal 563 is welded to the fourth row welding hole 514.

The first circuit board 51 further has a plurality of

side bonding holes

515 and 516, and the

side bonding holes

515 and 516 are respectively located at the sides of the first row of bonding holes 511 and the second row of bonding holes 512; the connection terminal set 56 further includes a plurality of

side terminals

565, 566, and the plurality of

side terminals

565, 566 are respectively soldered to the plurality of

side soldering holes

515, 516.

The second circuit board 52 of the electronic component 5 has the relay terminal 521, and the relay terminal 521 is electrically connected to the plurality of

side terminals

565, 566 via the second circuit board 52. The second circuit board 52 of this embodiment is U-shaped, and the box body 502 extends two fixing posts 507 downwards, and the fixing posts 507 pass through the recess of the second circuit board 52 for positioning the communication connector during the installation process.

The communication connector of the present embodiment further includes a pair of light source elements 3, wherein a pair of sidewalls 22 of the insulating housing 2 respectively form a plug hole 220 parallel to the second direction, and the light source elements 3 are inserted into the plug holes 220. The pair of insertion holes 220 are located at both outer sides of the terminal module 54. The light source device 3 of this embodiment is a light emitting diode, and each has a plurality of pins 32. The pins 32 pass through the side wall 22 of the insulating case 2.

The communication connector of the present embodiment is assembled as shown in the perspective view of fig. 2, the bottom view of fig. 3, and the sectional view of fig. 4. The electronic components 5 of the present embodiment are vertically stacked in the insulating housing 2 and located right behind the terminal module 54, which is approximately equal to the height of the RJ-45 plug, thereby reducing the volume. The rear wall 504 of the case 502 of the magnetic module 50 covers the rear end of the insulating housing 2. In addition, two fixing posts 507 are extended downwards by the box body 502. The insulating housing 2 is slightly U-shaped when viewed from the bottom, and the holder 542 of the terminal module 54 is partially exposed from the bottom of the insulating housing 2 and cut flush with the bottom of the insulating housing 2 to serve as a partial bottom of the communication connector, thereby reducing the height of the insulating housing and saving material. The terminal module 54 can be fixed to the front end of the magnetic module 50.

Second embodiment

Referring to fig. 5 to 7, the communication connector of the present embodiment is similar to the above-mentioned embodiments, and the main difference is that the insulating housing 2 has a front half-housing 2a, a rear half-housing 2b and a rear cover 2c, which provide another assembly method. The rear half casing 2b is clamped with the front half casing 2a, and the rear cover 2c is combined with the rear end of the rear half casing 2 b.

As shown in fig. 5 and 7, the top wall 21 of the front housing half 2a forms a slide rail 212, the rear housing half 2b is substantially L-shaped, the rear housing half 2b has a housing upper wall 251 and a housing rear wall 252, and the housing rear wall 252 is vertically connected to the housing upper wall 251. The housing upper wall 251 of the rear housing half 2b can be assembled to the front housing half 2a along the slide rail 212. In this embodiment, a pair of fixing posts 24 protrude from the bottom surface of the front housing half 2a.

The top edge of the rear cover 2c forms a hook 26, and the bottom edge of the rear cover 2c forms a stop 27. The hooks 26 can pass through the hook holes 2510 above the rear wall 252 of the housing, so that the rear cover 2c can rotate downward by about 90 degrees from a horizontal state, the stop portion 27 stops the bottom of the magnetic module 50, and the magnetic module 50 is fixed to the insulating housing 2.

The pins 32 of the pair of light source elements 3a of the present embodiment penetrate through the top wall 21 of the front half-shell 2a and extend backward to the rear of the magnetic module 50.

Advantageous effects of the embodiments

The communication connector has the advantages that the electronic components of the communication connector are vertically stacked in the insulating shell, so that the communication connector can be more conveniently and automatically assembled and welded, the labor cost is reduced, and the production efficiency is improved. In addition, the height of the RJ-45 plug is approximately equal to that of the RJ-45 plug, which is positioned right behind the terminal module, so that the volume can be reduced.

The disclosure is only a preferred embodiment of the invention and should not be taken as limiting the scope of the invention, which is defined by the appended claims.

Claims

1. A communication connector, comprising:

the insulating shell forms an accommodating cavity along a first direction;

the electronic assembly is accommodated in the accommodating cavity and is provided with a magnetic module, a first circuit board and a terminal module, the first circuit board is positioned at the top end of the magnetic module, and the terminal module is positioned at the front end of the magnetic module;

the magnetic module is provided with a box body and connecting terminal groups, the box body forms an accommodating space along a second direction to accommodate a plurality of magnetic coils, the second direction is perpendicular to the first direction, and the connecting terminal groups are distributed on the front wall and the rear wall of the box body along the second direction and are respectively welded on the first circuit board;

the first circuit board is fixed at the top end of the box body and covers the accommodating space;

the contact parts of the terminal module are obliquely arranged in front of the box body, and the welding parts of the terminal module extend upwards along the front end surface of the box body and are welded on the first circuit board; and

and the shielding shell is arranged on the periphery of the insulating shell.

2. The communication connector according to claim 1, wherein the first circuit board has a first row of welding holes, a second row of welding holes, a third row of welding holes, and a fourth row of welding holes along a third direction, the first row of welding holes being close to the second row of welding holes and corresponding to the front wall of the case body, the third row of welding holes being close to the fourth row of welding holes and corresponding to the rear wall of the case body, the plurality of welding parts of the terminal module being welded to the first row of welding holes.

3. The communication connector of claim 2, wherein the set of connection terminals is divided into a front row of terminals, a first back row of terminals and a second back row of terminals, the front row of terminals being soldered to the second row of soldering holes, the first back row of terminals being soldered to the third row of soldering holes, the second back row of terminals being soldered to the fourth row of soldering holes.

4. The communication connector of claim 2, wherein the first circuit board further has a plurality of side solder apertures, the side solder apertures being located at sides of the first row of solder apertures and the second row of solder apertures, respectively; the connection terminal group further includes a plurality of side terminals each welded to the plurality of side welding connection holes.

5. The communication connector of claim 4, wherein the electronic assembly further comprises a second circuit board at the bottom end of the magnetic module, the second circuit board having through terminals electrically connected to the side terminals through the second circuit board.

6. The communication connector of claim 5, wherein the second circuit board is U-shaped, and the housing has at least one securing post extending downwardly therethrough, the at least one securing post passing through a recess in the second circuit board.

7. The communication connector of claim 1, wherein the terminal module has a holder, the terminal module has a plurality of intermediate sections connected between the contacts and the solder, the plurality of intermediate sections are parallel to the first direction, and the holder holds the plurality of intermediate sections.

8. The communication connector of claim 1, wherein the terminal module has a fixing bar, the welding portions penetrate through the fixing bar, a fixing groove is formed at the top end of the front wall of the box body, and the fixing bar is arranged in the fixing groove.

9. The communication connector of claim 1, further comprising a pair of light source elements, wherein a pair of sidewalls of the insulating housing each form a mating hole parallel to the second direction, and the light source elements are inserted into the mating holes.

10. The communication connector of claim 1, wherein said housing has a front housing half, a rear housing half and a rear cover, said rear housing half being snap-fitted to said front housing half, said rear cover being coupled to a rear end of said rear housing half.