CN215645342U - Electrical connector - Google Patents

Abstract

An electric connector comprises an insulating body, a first module, a second module and a circuit board with electronic elements on the surface. The insulating body comprises a front end part and a rear end part which are integrally extended in a first direction, wherein the front end part forms a butt joint space for a butt joint connector to be inserted in the first direction, and the rear end part forms an accommodating space. The accommodating space accommodates the circuit board and the second module, and a part of the first module is arranged in the second module and the other part of the first module is arranged in the insulating body. The second module is arranged adjacent to the circuit board in parallel in a second direction perpendicular to the first direction. The electric connector has larger space for welding electronic elements, so the welding process of the electric connector is simple.

Description

Electrical connector

Technical Field

The utility model relates to the field of electronic equipment connection, in particular to an electric connector.

Background

Current RJ connectors include a first module for plugging and a second module for switching. The RJ connector usually adopts a direct-plug type switching mode, that is, a circuit board and a second module are arranged in an accommodating space behind a butt joint space, the circuit board extends vertically to be arranged behind the accommodating space, and the insulating seat is arranged behind the circuit board. The mating connector is inserted into the front mating space in the front-rear direction, and the mating terminal is inserted onto the circuit board in the front-rear direction, which is called a "direct-insertion" mating method. Therefore, the existing RJ connector can provide a small space for installing electronic elements, and the welding process is complex.

Therefore, there is a need to provide a new electrical connector to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an electric connector which has a larger space for welding an electronic component, so that the welding process is simple.

In order to achieve the purpose, the utility model adopts the following technical scheme: an electric connector comprises an insulating body, a first module, a second module and a circuit board, wherein electronic elements are arranged on the surface of the circuit board, the insulating body comprises a front end part and a rear end part which are integrally extended in a first direction, the front end part forms a butt joint space for a butt joint connector to be inserted in the first direction, the rear end part forms an accommodating space, the accommodating space accommodates the circuit board and the second module, one part of the first module is arranged in the second module, the other part of the first module is arranged in the insulating body, and the second module and the circuit board are arranged in a side-by-side abutting mode in a second direction perpendicular to the first direction.

As a further improved technical solution of the present invention, the first direction is a front-back direction, the second direction is a vertical direction, the circuit board is horizontally disposed in the accommodating space along the front-back direction, the circuit board has an upper surface and a lower surface that are disposed oppositely, and the second module includes an insulating base located below the lower surface.

As a further improved technical solution of the present invention, the insulating base has an accommodating cavity, and the electronic component is disposed on the upper surface of the circuit board and/or the electronic component is disposed on the lower surface of the circuit board and is accommodated in the accommodating cavity.

As a further improved technical solution of the present invention, the second module includes a through terminal, the insulating base includes a bottom wall and a plurality of side walls integrally extending upward from the bottom wall, the side walls hold the through terminal, and the through terminal is inserted into the circuit board along the up-down direction.

As a further improved technical solution of the present invention, the second module includes a housing having a half-enclosed structure, the housing includes a bottom wall located below the insulating base, a pair of side retaining walls located at two sides of the insulating base, and a rear retaining wall located behind the insulating base, the housing has a first surface located above and opposite to the bottom wall, and a second surface located in front and opposite to the rear retaining wall, and both the first surface and the second surface are open.

As a further improved technical solution of the present invention, the present invention further includes a transmission terminal inserted in the circuit board, wherein the transmission terminal includes a first head portion extending upward out of the housing and a second head portion extending downward out of the housing, the first head portions are fixed in a row on the rear retaining wall, and the second head portions are bent from the first head portions and fixed in the bottom wall in two rows.

As a further improved technical scheme of the utility model, a guide post part is formed on the outer side of the side retaining wall, and the insulating body is provided with a cutting groove which is matched with the guide post part for limiting.

As a further improved technical solution of the present invention, the first module includes a plurality of mating terminals, the mating terminals include first end portions and second end portions bent from the first end portions, the housing has a pair of mounting walls extending in a third direction in opposite directions, the third direction is a left-right direction perpendicular to both the front-back direction and the up-down direction, the first module includes a first insulating block holding the first end portions and a second insulating block holding the second end portions, the first insulating block is vertically embedded in the mounting walls, and the second insulating block is horizontally embedded in the insulating body.

As a further improved technical solution of the present invention, the insulation body includes a vertical partition wall located between the front end portion and the rear end portion, the vertical partition wall is provided with a plurality of slots, the docking terminal includes a contact portion, the contact portion extends into the docking space from the second end portion in an inclined manner, and the contact portion has a free end limited in the slot.

As a further improved technical solution of the present invention, the insulation body further includes a slot located at the front end portion, the slot communicates the plurality of slots and the accommodating space, and the second insulation block is horizontally embedded in the slot.

Compared with the prior art, the insulation body of the electric connector has the butt joint space and the accommodating space which are arranged in parallel in the first direction, the butt joint space is provided with the inserting port for the butt joint connector to be inserted in the first direction, the accommodating space accommodates the circuit board and the second module, and the second module is arranged in parallel with the circuit board in the second direction perpendicular to the first direction, so that the circuit board is not clamped between the first module and the second module, and the electric connector has a larger space for welding electronic elements, and therefore the welding process of the electric connector is simple.

Drawings

FIG. 1 is a perspective assembly view of the electrical connector of the present invention;

fig. 2 is an exploded perspective view of the electrical connector of the present invention;

FIG. 3 is an exploded perspective view of the cover and light emitting member of FIG. 2, except for the cover;

FIG. 4 is an exploded perspective view of the portion of FIG. 3 with the insulator removed;

FIG. 5 is another angled view of FIG. 1;

FIG. 6 is a view from another angle of FIG. 2;

FIG. 7 is another angled view of FIG. 3;

FIG. 8 is a view from another angle of FIG. 4;

fig. 9 is a top view of the housing of the electrical connector of the present invention;

FIG. 10 is a cross-sectional view taken along line A-A of FIG. 9;

FIG. 11 is a top view of FIG. 1;

FIG. 12 is a cross-sectional view taken along line B-B of FIG. 10;

fig. 13 is a sectional view taken along line C-C of fig. 10.

Detailed Description

Referring to fig. 1 to 13, an electrical connector includes an insulative housing 1, a first module 2, a second module 3, and a circuit board 4 having an electronic component 40 disposed on a surface thereof. In this embodiment, the electronic component 40 includes an iron core and a coil wound outside the iron core for filtering; of course, in other embodiments, the electronic component 40 may also include other types of components.

Referring to fig. 1 to 8 and 13, the insulating housing 1 includes a front end portion 11 and a rear end portion 12 integrally extending in a first direction. The front end portion 11 forms a docking space 101 for inserting the docking connector along the first direction, and the docking space 101 has a socket 1010 for inserting the docking connector along the front-back direction. The rear end portion 12 forms an accommodation space 102 that accommodates the circuit board 4 and the second module 3. The insulating body 1 comprises a vertical partition wall 13 between the front end portion 11 and the rear end portion 12, and the vertical partition wall 13 is provided with a plurality of slots 130. Referring to fig. 1 in particular, the first direction is a front-rear direction, the up-down direction perpendicular to the front-rear direction is a second direction, and the left-right direction perpendicular to both the front-rear direction and the up-down direction is a third direction.

Referring to fig. 4, 8 and 13, the first module 2 includes a plurality of butt terminals 21. The mating terminal 21 includes a first end portion 211, a second end portion 212 bent from the first end portion 211, and a contact portion 213 bent from the second end portion 212. The mating terminal 21 includes a contact portion 213, the contact portion 213 extends into the mating space 101 from the second end 212, and the contact portion 213 has a free end 2130 limited in the slot 130. The first module 2 further comprises a first insulating block 22 holding the first end 211 and a second insulating block 23 holding the second end 212. Referring to fig. 3, 4, 5, 7 and 13, a portion of the first module 2 is disposed in the second module 3, and another portion of the first module 2 is disposed in the insulating body 1.

Referring to fig. 3, 4, 7, 8 and 13, the circuit board 4 is horizontally disposed in the accommodating space 102 along the front-back direction, and the circuit board 4 has an upper surface 41 and a lower surface 42 disposed oppositely. The second module 3 is adjacent to the circuit board 4 in the up-down direction. The second module 3 includes an insulating base 31 and a transfer terminal 32. The insulating seat 31 is located below the lower surface 42. The insulating base 31 includes a bottom wall 311 and a plurality of sidewalls 312 integrally extending from the bottom wall 311, and the bottom wall 311 and the sidewalls 312 enclose the receiving cavity 310. The side wall 312 holds the adapting terminal 32, and the adapting terminal 32 is inserted into the circuit board 4 along the up-down direction.

Referring to fig. 1 to 13, in the first embodiment of the present invention, the circuit board 4 is located at a middle position of the accommodating space 102 in the up-down direction, and in the specific embodiment, the "middle position" refers to a height position of the circuit board 4 at 1/3 to 2/3 of the accommodating space 102 in the up-down direction, and preferably, the circuit board 4 is located at a height position of 1/2 of the accommodating space 102. That is, the second module 3 of the first embodiment of the present invention is a sinking structure in the accommodating space 102 to reserve a space above the circuit board 4 for the electronic component 40, that is, the electronic component 40 is disposed on the exposed upper surface 41 of the circuit board 4, and the present invention has a larger space for soldering the electronic component 40, so that the soldering process is simple.

In a second embodiment of the present invention, which is not shown, the electronic component 40 is disposed on the lower surface 42 of the circuit board 4. In this embodiment, the electronic component 40 and the circuit board 4 need to be soldered first, and then the second module 3 and the circuit board 4 with the electronic component 40 soldered thereon need to be assembled, so that the electronic component 40 is accommodated in the accommodating cavity 310 shown in fig. 4, which can save the space above the circuit board 4, and make the electrical connector of the present invention conform to the miniaturization feature.

Referring to fig. 1, 3, 4, 5, 7 and 8, in a preferred embodiment, the second module 3 includes a housing 33 with a semi-enclosed structure to provide protection. The housing 33 includes a bottom wall 331 located below the housing 31, a pair of side walls 332 located at two sides of the housing 31, and a rear wall 333 located behind the housing 31, the housing 33 has a first surface 334 opposite to the bottom wall 331 and located above and a second surface 335 opposite to the rear wall 333 and located in front, and the first surface 334 and the second surface 335 are both open. The first surface 334 is used for assembling the second module 3 with the circuit board 4; the second face 335 is used for mounting the first module 2 to the circuit board 4. The outer side of the side retaining wall 332 is formed with a guide post portion 3320, and the insulation body 1 is provided with a cutting groove 10 which is matched with the guide post portion 3320 for limiting. The housing 33 has a pair of mounting walls 330 extending in the left-right direction, the first insulating block 22 is vertically fitted to the mounting walls 330, and the second insulating block 23 is horizontally fitted to the insulating main body 1. In some embodiments, the insulation body 1 further includes a slot 105 located at the front end portion 11, the slot 105 communicates the slots 130 and the accommodating space 102, and the second insulation block 23 is horizontally embedded in the slot 105.

Referring to fig. 3, fig. 4, fig. 7, fig. 8 and fig. 13, in particular, the electrical connector of the present invention further includes a transmission terminal 5 inserted on the circuit board 4. The transmission terminal 5 includes a first head 51 extending upward out of the housing 33 and a second head 52 extending downward out of the housing 33. The first head parts 51 are fixed on the rear retaining wall 333 in a row, and the second head parts 52 are fixed on the bottom wall 331 in a front row and a rear row after being bent from the first head parts 51. Therefore, the docking terminal 21 of the present invention receives RJ signals of a docking connector and transmits the RJ signals to the circuit board 4 for filtering, and the transmission terminal 5 is used to transmit the filtered signals to a main circuit board on which an electrical connector is mounted.

Referring to fig. 1, 2 and 6, the electrical connector of the present invention further includes a light emitting member 6 and a cover 7. The light-emitting piece 6 is embedded on the insulating body 1 and is close to the socket 1010, the cover body 7 is fixed on the insulating body 1, and the cover body 7 is limited in the up-down direction to shield the light-emitting piece 6. In some embodiments, the glowing member 6 is an LED lamp.

Referring to fig. 1, 2, 10 to 12, in a preferred embodiment, the light emitting members 6 are a pair, and the light emitting members 6 are located at two sides of the docking space 101 in the left-right direction. Correspondingly, the cover 7 includes a base 71, a pair of longitudinal arms 72 extending from both ends of the base 71 in the same direction, and a pair of transverse arms 73 extending from the inner sides of the longitudinal arms 72 in opposite directions. Each of the light emitting members 6 includes a light emitting portion 61 and two conductive legs 62 bent and extended from the light emitting portion 61, and the light emitting portion 61 is sandwiched between the longitudinal arm 72 and the insulating body 1 in the up-down direction. Correspondingly, the insulating body 1 is provided with a groove 103 and a slot 104 communicating with the groove 103, the groove 103 receives the light emitting portion 61, and the slot 104 receives the conductive leg portion 62. Referring to fig. 1, 5 and 12, in some embodiments, the top surface of the cover 7 is flush with the top surface of the insulating body 1.

Referring to fig. 2, fig. 6 and fig. 12, a space 730 is formed between the lateral arms 73, and the insulating housing 1 is provided with a positioning portion 14 located in the space 730. Specifically, the lateral arm 73 has an abutting surface 732, and the positioning portion 14 has an abutting surface 142 that engages with the abutting surface 732 on the side facing the docking space 101. In a preferred embodiment, the guide surfaces include a first guide surface 731 on the transverse arm 73 and a second guide surface 141 on the positioning portion 14; the first guiding surface 731 is formed below the abutting surface 732, and the second guiding surface 141 is formed above the abutting surface 142. The first guiding surface 731 and the second guiding surface 141 are both inclined surfaces, and the two surfaces are matched to have a guiding function; after the guiding between the lateral arm 73 and the positioning portion 14 is completed, the engagement is finally formed between the abutting surface 732 and the abutting surface 142. Of course, in other embodiments, the first guide surface 731 may be provided on the lateral arm 73, or the second guide surface 141 (having only one guide surface) may be provided on the positioning portion 14, so that the effect of guiding may be achieved.

In summary, the insulation body 1 of the electrical connector of the present invention has a docking space 101 and an accommodating space 102 disposed in parallel in a first direction, the docking space 101 has a socket 1010 for a docking connector to be inserted along the first direction, the accommodating space 102 accommodates the circuit board 4 and the second module 3, the second module 3 is disposed in parallel with the circuit board 4 in a second direction perpendicular to the first direction, so that the circuit board 4 is not clamped between the first module 2 and the second module 3, and the electrical connector of the present invention has a larger space for soldering the electronic component 40, so that the soldering process of the electrical connector of the present invention is simple. Furthermore, the electric connector of the present invention not only provides the illumination function at the socket 1010 through the light emitting member 6, but also solves the problem that the light emitting member 6 is easy to shake through the cover 7 fixed above the socket 1010, and meets the requirement of the customers on miniaturization of the electronic product.

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 personnel in the technical field, such as the directional descriptions of "front", "back", "left", "right", "upper", "lower", 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 personnel in the technical field can still make modifications or equivalent substitutions on the present invention, and all the technical solutions and modifications thereof without departing from the spirit and scope of the present invention should be covered in the claims of the present invention.

Claims (10)

1. An electrical connector, including insulator (1), first module (2), second module (3) and surface are equipped with circuit board (4) of electronic component (40), insulator (1) includes preceding tip (11) and back end (12) that set up in the integrative extension of first direction, preceding tip (11) form and supply docking connector along the first direction male butt joint space (101), back end (12) form accommodation space (102), its characterized in that: the accommodating space (102) accommodates the circuit board (4) and the second module (3), a part of the first module (2) is arranged in the second module (3) and the other part is arranged in the insulating body (1), and the second module (3) is arranged adjacent to the circuit board (4) side by side in a second direction perpendicular to the first direction.

2. The electrical connector of claim 1, wherein: the first direction is a front-back direction, the second direction is an up-down direction, the circuit board (4) is horizontally arranged in the accommodating space (102) along the front-back direction, the circuit board (4) is provided with an upper surface (41) and a lower surface (42) which are arranged oppositely, and the second module (3) comprises an insulating seat (31) located below the lower surface (42).

3. The electrical connector of claim 2, wherein: the insulating seat (31) is provided with an accommodating cavity (310), and the electronic element (40) is arranged on the upper surface (41) of the circuit board (4) and/or the electronic element (40) is arranged on the lower surface (42) of the circuit board (4) and accommodated in the accommodating cavity (310).

4. The electrical connector of claim 2, wherein: the second module (3) comprises a switching terminal (32), the insulating base (31) comprises a bottom wall (311) and a plurality of side walls (312) which are integrally and upwardly extended from the bottom wall (311), the switching terminal (32) is fixedly held by the side walls (312), and the switching terminal (32) is inserted into the circuit board (4) along the up-and-down direction.

5. The electrical connector of claim 2, wherein: the second module (3) comprises a shell (33) of a semi-enclosed structure, wherein the shell (33) comprises a bottom wall (331) positioned below the insulating seat (31), a pair of side retaining walls (332) positioned at two sides of the insulating seat (31) and a rear retaining wall (333) positioned behind the insulating seat (31), the shell (33) is provided with a first face (334) which is opposite to the bottom wall (331) and positioned above and a second face (335) which is opposite to the rear retaining wall (333) and positioned in front, and the first face (334) and the second face (335) are both open.

6. The electrical connector of claim 5, wherein: the transmission terminal comprises a shell (33), and is characterized by further comprising a transmission terminal (5) inserted on the circuit board (4), wherein the transmission terminal (5) comprises a first head part (51) extending upwards out of the shell (33) and a second head part (52) extending downwards out of the shell (33), the first head part (51) is fixed on the rear retaining wall (333) in a row, and the second head part (52) is fixed on the bottom wall (331) in a front-back two-row manner after being bent from the first head part (51).

7. The electrical connector of claim 5, wherein: the outside of side barricade (332) is formed with guide post portion (3320), insulator (1) be equipped with guide post portion (3320) cooperation spacing grooving (10).

8. The electrical connector of claim 5, wherein: the first module (2) comprises a plurality of butt terminals (21), each butt terminal (21) comprises a first end portion (211) and a second end portion (212) formed by bending the first end portion (211), the shell (33) is provided with a pair of mounting walls (330) extending oppositely in a third direction, the third direction is a left-right direction perpendicular to the front-back direction and the up-down direction, the first module (2) comprises a first insulating block (22) for fixing the first end portion (211) and a second insulating block (23) for fixing the second end portion (212), the first insulating block (22) is vertically embedded in the mounting walls (330), and the second insulating block (23) is horizontally embedded in the insulating body (1).

9. The electrical connector of claim 8, wherein: the insulation body (1) comprises a vertical partition wall (13) located between the front end portion (11) and the rear end portion (12), the vertical partition wall (13) is provided with a plurality of slots (130), the butt-joint terminal (21) comprises a contact portion (213), the contact portion (213) extends into the butt-joint space (101) from the second end portion (212) in an inclined manner, and the contact portion (213) is provided with a free end (2130) limited in the slot (130).

10. The electrical connector of claim 9, wherein: the insulation body (1) further comprises a slot (105) located at the front end portion (11), the slot (105) is communicated with the plurality of slots (130) and the accommodating space (102), and the second insulation block (23) is horizontally embedded in the slot (105).

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