CN215184628U

CN215184628U - RJ45 connector

Info

Publication number: CN215184628U
Application number: CN202121138945.1U
Authority: CN
Inventors: 王波; 吕晓磊; 万佳美; 李锦琦
Original assignee: Dongguan Leader Precision Industry Co Ltd
Current assignee: Dongguan Leader Precision Industry Co Ltd
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2021-12-14
Anticipated expiration: 2031-05-25
Also published as: TWM625671U

Abstract

The utility model provides a RJ45 connector, its include insulator, set up in insulator's terminal module, with terminal module electric connection's circuit board and cladding insulator's shell, the terminal module includes a plurality of conductive terminal, conductive terminal include with the first installation department that the circuit board is connected, first installation department sets up to fisheye form installation department. The utility model discloses a fisheye form installation department with the mode electric connection of circuit board with no solder joint, can be in order to avoid the use of scaling powder, can simply pull out the replacement again, the equipment is convenient, have the replaceability.

Description

RJ45 connector

Technical Field

The utility model relates to a RJ45 connector belongs to the connector field.

Background

Along with the rapid development of information technology, the applications of electronic and information products are becoming more extensive, the progress of computer systems and related peripheral industries is more thousands of days, the popularization of computers is large, and the rapid development of network technology is added, so that people can quickly acquire required data through a network and obtain diversified information services, and the development of computer networks provides a more convenient and comfortable living environment for human beings.

The RJ45 electric connector is an important docking device for realizing network connection, because the RJ45 process part can not avoid the welding process such as welding between the conductive terminal and the circuit board, the welding process is complex, the synchronous welding needs a large amount of welding equipment such as wave soldering machine, SMT machine, and pull welding machine, and it needs a large amount of equipment investment, and the welding process is an irreversible process, such as poor welding material body, unsoldering, very complicated process, and high-temperature melting for plugging.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a simple, the low-cost RJ45 electric connector of manufacturing process.

In order to achieve the above object, the utility model discloses a following technical scheme a RJ45 connector, including insulator, set up in insulator's terminal module, with terminal module electric connection's circuit board and cladding insulator's shell, the terminal module includes a plurality of conductive terminal, conductive terminal include with the first installation department that the circuit board is connected, first installation department is for being fixed in fisheye form installation department in the through-hole on the circuit board.

Preferably, the fisheye-shaped mounting portion includes a base portion, a pin portion extending out of the circuit board, and an assembly portion connected between the base portion and the pin portion, and the assembly portion includes two arc-shaped elastic members.

Preferably, the fitting portion of the conductive terminal is fitted in the through hole.

Preferably, the arcs of the two elastic members are arranged opposite to each other, and the maximum cross-sectional width of the fitting portion is larger than the diameter of the through hole.

Preferably, the fisheye-shaped mounting part further comprises a fisheye hole extending into the pin part from between the two elastic parts.

Preferably, the RJ45 connector still includes the filtering module, the filtering module includes first output terminal and second output terminal, first output terminal includes the second installation department, second output terminal includes the third installation department, the second installation department reaches the third installation department with the circuit board is connected.

Preferably, the second and third mounting portions have the same structure as the first mounting portion.

Preferably, the terminal module further includes a base, the conductive terminal is disposed in the base, the conductive terminal further includes a fixing portion disposed in the base, a first connecting portion extending from one end of the fixing portion, and a butt-joint portion extending from the first connecting portion, and the first mounting portion is formed by extending the other end of the fixing portion.

Preferably, the insulating body includes a body portion, an insertion space formed by being recessed rearward from a front end surface of the body portion, an accommodating space formed by being recessed forward from a rear surface of the insulating body, and an accommodating space communicating the insertion space and the accommodating space, the mating portion is accommodated in the insertion space after passing through the accommodating space, and the filter module is accommodated in the accommodating space.

Preferably, the filter module further includes a housing accommodating the first output terminal and the second output terminal, the housing is provided with an assembly groove accommodating the base and fastening grooves located at two sides of the assembly groove, and the base of the terminal module is provided with a fastening projection fastened with the fastening grooves.

Compared with the prior art, the beneficial effects of the utility model reside in that: electric connector conductive terminal pass through fisheye form installation department with the circuit board is with the mode electric connection of no solder joint, can be in order to avoid the use of scaling powder, can simply pull out the replacement again, the equipment is convenient, have the replaceability, simultaneously, has avoided a large amount of equipment, material and artificial input, can greatly reduced manufacturing cost.

Drawings

Fig. 1 is a perspective view of the electric connector of the present invention.

Fig. 2 is a partially exploded perspective view of the electrical connector of the present invention.

Fig. 3 is a further exploded perspective view of fig. 2.

Fig. 4 is a perspective view of the terminal module and the filter module of the electrical connector of the present invention.

Fig. 5 is a partially exploded perspective view of the electrical connector of the present invention from another perspective.

Fig. 6 is a perspective view of the insulating body of the electric connector of the present invention.

Fig. 7 is a perspective view of the fisheye-shaped mounting portion of the electrical connector of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. The terms "connect", "install", "fix" and the like in the following description may be directly connected, installed and fixed, or indirectly connected, installed and fixed, i.e. allowing the intervention of a third party substance, unless otherwise specified. The terms "first" and "second" may be used herein to describe various elements, but these elements are not limited by these terms, which are used only to distinguish the described objects, and do not have any sequential or technical meaning.

Referring to fig. 1 to 3, an electrical connector 100 includes an insulating housing 1, a terminal module 2 and a filter module 3 disposed on the insulating housing 1, a circuit board 4 electrically connected between the terminal module 2 and the filter module 3, and a housing 5 covering the insulating housing 1, the terminal module 2, and the filter module 3.

As shown in fig. 2 and 6, the insulating housing 1 includes a main body 11, a plug space 12 formed by being recessed rearward from a front surface of the main body 11 for plugging a mating plug (not shown), an accommodating space 13 formed by being recessed forward from a rear surface of the insulating housing 1, and an accommodating space 14 communicating the plug space 12 and the accommodating space 13.

Referring to fig. 4, the terminal module 2 includes a base 21 and a plurality of conductive terminals 22 disposed on the base 21.

The filter module 3 includes a housing 31, a plurality of first magnetic rings 32 and second magnetic rings 33 disposed in the housing 31, a first output terminal 34 electrically connected to the first magnetic rings 32, and a second output terminal 35 electrically connected to the second magnetic rings 33.

The conductive terminals 22, the first output terminal 34, the second output terminal 35 and the circuit board 4 are electrically connected in a solderless manner.

Specifically, the conductive terminal 22 includes a fixing portion (not shown) disposed in the base 21, a first connecting portion 223 extending from one end of the fixing portion, a mating portion 224 extending from the first connecting portion 223 into the insertion space 12, and a first mounting portion 225 extending from the other end of the fixing portion. The first output terminal 34 includes a second connection portion (not shown) connected to the first magnetic ring 32 and a second mounting portion 342 extending from the second connection portion and electrically connected to the circuit board 4. The second output terminal 35 includes a third connection portion (not shown) connected to the second magnetic ring 33 and a third mounting portion 352 extending from the third connection portion and electrically connected to the circuit board 4.

As shown in fig. 3 to 5, the circuit board 4 has a plurality of through holes 41 for the conductive terminals 22, the first output terminals 34, and the second output terminals 35 to pass through, and the first mounting portion 225, the second mounting portion 342, and the third mounting portion 352 pass through the through holes 41 and abut against the inner side of the through holes 41, so that the circuit board 4 is electrically connected in a solderless manner and is fixed and stable.

Referring to fig. 4 to 7, the first mounting portion 225, the second mounting portion 342, and the third mounting portion 352 have the same structure, and are all fish-eye-shaped mounting portions. The fisheye mount comprises a base portion 61, a pin portion 62 extending out of the circuit board 4, and a fitting portion 63 connected between the base portion 61 and the pin portion 62. The fitting portion 63 is installed in the through hole 41, and includes two opposite arc-shaped elastic members 631, the arcs of the two elastic members 631 are disposed opposite to each other, and one end of each elastic member 631 is connected to the base portion 61 and the other end is connected to the pin portion 62.

The width of each cross section of the elastic member 631 is the same, and the maximum cross section width of the pin part 62 is smaller than the minimum cross section width of the fitting part 63 and the diameter of the through hole 41 of the circuit board 4. After the first mounting portion 225 is connected to the circuit board 4, the mounting portion 63 is located in the through hole 41 of the circuit board 4, and the maximum cross-sectional width of the mounting portion 63 is greater than the diameter of the through hole 41 of the circuit board 4, so that the mounting portion 63 can be stably mounted in the through hole 41 of the circuit board 4. Specifically, when the conductive terminal 22, the first output terminal 34 and the second output terminal 35 are connected to the circuit board 4, the assembling portion 63 is pressed to elastically contract, so that the assembling portion 63 of the fisheye-shaped mounting portion is smoothly inserted into the through hole 41 of the circuit board 4, thereby achieving the electrical connection between the conductive terminal 22, the first output terminal 34 and the second output terminal 35 and the circuit board.

The fisheye mount further includes a fisheye hole 64, the fisheye hole 64 extends from between the two elastic members 631 to the inside of the pin portion 62, so that the fisheye hole 64 is partially located in the through hole 41 when the mounting portion 63 contacts the through hole 41 of the circuit board 4, thereby preventing stress concentration and rigid interference from damaging the through hole 41 and causing the pin portion 62 to break.

Referring to fig. 4 to 6, in an embodiment of the present invention, the base 21 includes a first base 211 and a second base 212 vertically disposed with respect to the first base 211, the fixing portion includes a first fixing portion embedded in the first base 211 and a second fixing portion embedded in the second base 212, the first connecting portion 223 extends from the first fixing portion, and the first mounting portion 225 extends from the second fixing portion.

The receiving space 14 includes a mounting groove 141 for mounting the first base 211 and a plurality of connecting grooves 142 for passing the butting portions 224 of the conductive terminals 22. The first base 211 of the terminal module 2 is accommodated in the mounting groove 141 of the accommodating space 14, the second base 212 is accommodated in the accommodating space 13, and the mating portion 224 is accommodated in the inserting space 12 after passing through the connecting groove 142; the filter module 3 is accommodated in the accommodating space 13.

The housing 31 of the filter module 3 is further provided with an assembly groove 312 and fastening grooves 313 located at two sides of the assembly groove 312, the second base 212 of the terminal module 2 is provided with fastening protrusions 2123, the second base 212 is installed in the assembly groove 312, and the fastening protrusions 2123 are fastened with the fastening grooves 313, so that the terminal module 2 and the filter module 3 are assembled together.

Referring to the drawings, the housing 5 is a metal shell having a receiving cavity 51 for receiving the insulating body 1.

In the embodiment of the present invention, the conductive terminals 22 and the base 21 can be integrally formed by insert molding (insert molding), and in other embodiments, the conductive terminals 22 and the base 21 can be assembled together after being separately formed.

In the embodiment disclosed herein, the electrical connector 100 is RJ45 the electrical connector 100 includes the filter module 3, in other embodiments, the electrical connector 100 may not include the filter module 3, and in addition, the electrical connector 100 may be other types of connections.

The assembly process of the electrical connector 100 of the present invention is as follows: firstly, assembling the terminal module 2 and the filter module 3 together; next, mounting the two into the insulating body 1 from back to front; and finally, sleeving the shell 5 on the periphery of the insulating body 1.

Electric connector 100 conductive terminal 22 first output terminal 34 with second output terminal 35 through fisheye form installation department with circuit board 4 can be in order to avoid the use of scaling powder with solderless's mode electric connection, can simply pull out the replacement again, and the equipment is convenient, has the replaceability, simultaneously, has avoided a large amount of equipment, material and artificial input, can greatly reduced manufacturing cost.

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 specification should be based on the technical people in the related art, for example, the descriptions of the directions such as "front", "back", "left", "right", "up", "down", etc., although the present specification has described the present invention in detail with reference to the above embodiments, the ordinary skilled in the art should understand that the technical people in the related art can still modify or substitute the present invention, and all the 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. An RJ45 connector (100), characterized by: including insulator (1), set up in terminal module (2) of insulator (1), with terminal module (2) electric connection's circuit board (4) and cladding shell (5) of insulator (1), terminal module (2) include a plurality of conductive terminal (22), conductive terminal (22) include with first installation department (225) that circuit board (4) are connected, first installation department (225) are for being fixed in fisheye form installation department in through-hole (41) on circuit board (4).

2. The RJ45 connector (100) of claim 1, wherein: the fisheye-shaped mounting part comprises a base part (61), a pin part (62) extending out of the circuit board (4) and an assembling part (63) connected between the base part (61) and the pin part (62), wherein the assembling part (63) comprises two elastic pieces (631) in an arc shape.

3. The RJ45 connector (100) of claim 2, wherein: the fitting portion (63) of the conductive terminal (22) is mounted in the through hole (41).

4. The RJ45 connector (100) of claim 3, wherein: the arcs of the two elastic pieces (631) are arranged opposite to each other, and the maximum cross-sectional width of the fitting part (63) is larger than the diameter of the through hole (41).

5. The RJ45 connector (100) of claim 4, wherein: the fisheye-shaped mounting part further comprises fisheye holes (64), and the fisheye holes (64) extend into the pin part (62) from between the two elastic pieces (631).

6. The RJ45 connector (100) according to any one of claims 1-5, wherein: RJ45 connector (100) still includes filtering module (3), filtering module (3) include first output terminal (34) and second output terminal (35), first output terminal (34) include second installation department (342), second output terminal (35) include third installation department (352), second installation department (342) reach third installation department (352) with circuit board (4) are connected.

7. The RJ45 connector (100) of claim 6, wherein: the second mounting portion (342) and the third mounting portion (352) have the same structure as the first mounting portion (225).

8. The RJ45 connector (100) of claim 7, wherein: terminal module (2) still include base (21), conductive terminal (22) set up in base (21), conductive terminal (22) still including set up in fixed part in base (21), first connecting portion (223) that extend from the one end of fixed part and certainly butt joint portion (224) that first connecting portion (223) extend, first installation department (225) certainly the other end of fixed part extends and forms.

9. The RJ45 connector (100) of claim 8, wherein: the insulating body (1) comprises a body part (11), an inserting space (12) formed by backward sinking from the front end surface of the body part (11), an accommodating space (13) formed by forward sinking from the rear surface of the insulating body (1) and an accommodating space (14) communicated with the inserting space (12) and the accommodating space (13), the butt joint part (224) penetrates through the accommodating space (14) and then is accommodated in the inserting space (12), and the filter module (3) is accommodated in the accommodating space (13).

10. The RJ45 connector (100) of claim 9, wherein: the filter module (3) further comprises a shell (31) accommodating the first output terminal (34) and the second output terminal (35), the shell (31) is provided with an assembly groove (312) accommodating the base (21) and clamping grooves (313) located on two sides of the assembly groove (312), and the base (21) of the terminal module (2) is provided with clamping convex blocks (2123) buckled with the clamping grooves (313).