CN220710749U - Electric connector - Google Patents

Abstract

The utility model provides an electric connector, which comprises an insulating body, a plurality of conductive terminals fixed in the insulating body and a fixing piece arranged on the insulating body, wherein the conductive terminals comprise a plurality of signal terminals which are arranged in a matrix, the fixing piece is provided with a plurality of accommodating grooves for accommodating corresponding signal terminals, each signal terminal is provided with a supporting part which is formed by extending backwards, and each fixing piece is also provided with an elastic arm which is arranged in one-to-one correspondence with the corresponding accommodating groove and is used for supporting the supporting part of the corresponding signal terminal. The electric connector has a stable structure and can effectively prevent the signal terminal from deforming and backing.

Description

Electric connector

Technical Field

The present utility model relates to an electrical connector, and more particularly, to a structural electrical connector.

Background

The traditional electric connector comprises an insulating body, a conductive terminal fixed in the insulating body and a cable electrically connected with the conductive terminal, wherein the conductive terminal is generally buckled with a step in the insulating body through an elastic sheet obliquely extending from the bottom wall of the conductive terminal, so that the phenomenon that the conductive terminal is pulled by external force to withdraw after being installed into the insulating body is avoided, and the elastic sheet is exposed at the lower side of the conductive terminal, so that the conductive terminal is easy to deform to lose the buckling effect.

In view of the above, there is a need for an improvement over existing electrical connectors to address the above-described problems.

Disclosure of Invention

The utility model aims to provide an electric connector which is stable in structure and can prevent deformation.

In order to achieve the above-mentioned object, the present utility model provides an electrical connector, which includes an insulating body, a plurality of conductive terminals fixed in the insulating body, and a fixing member mounted on the insulating body, wherein the conductive terminals include a plurality of signal terminals arranged in a matrix, the fixing member has a plurality of receiving slots for receiving corresponding signal terminals, each signal terminal has a supporting portion extending backward, and each fixing member further has an elastic arm disposed in one-to-one correspondence with the receiving slot to support the supporting portion of the corresponding signal terminal.

As a further improvement of the present utility model, each of the signal terminals has a bottom wall, a pair of side walls formed by bending from the bottom wall and disposed opposite to each other, a first extending wall formed by bending from one of the side walls, and a second extending wall formed by bending from the other side wall, the first extending wall being located between the second extending wall and the bottom wall in the height direction, and the abutting portion is formed by protruding rearward from the second extending wall.

As a further improvement of the present utility model, the abutting portion extends rearward and upward from the rear end of the second extension wall so that a gap is left between the lower edge of the rear end thereof and the top surface of the first extension wall.

As a further improvement of the present utility model, each of the signal terminals further has a contact arm formed by extending forward from the first extending wall and a pressing arm formed by extending forward from the second extending wall, the pressing arm being located on an upper side of the contact arm to press the contact arm when plugging with a mating terminal.

As a further improvement of the utility model, the elastic arms are located at one side of the corresponding receiving groove in the height direction.

As a further improvement of the utility model, the fixing piece comprises a top plate, a bottom plate, a pair of side plates and a plurality of transverse partition plates and longitudinal partition plates, wherein the top plate and the bottom plate are oppositely arranged along the height direction, the side plates are oppositely arranged along the transverse direction, the transverse partition plates and the longitudinal partition plates are arranged in a space surrounded by the top plate, the bottom plate and the side plates in a crossing way, and the transverse partition plates and the longitudinal partition plates are crossed to form the accommodating groove.

As a further improvement of the present utility model, the front end surfaces of the top plate and the lateral partition are located on the rear side of the front end surface of the bottom plate in the front-rear direction, and the elastic arms are formed protruding forward from the front end surface of the top plate or the lateral partition.

As a further improvement of the present utility model, the elastic arms extend forward while being inclined downward to have a tendency to extend forward into the corresponding terminal grooves of the insulating body.

As a further improvement of the present utility model, the elastic arm has a notch formed by recessing rearward from a front end surface thereof and a front convex portion provided adjacent to the notch, the notch is located at a lower side of the front convex portion, and the abutting portion is accommodated in the notch and is stopped by the front convex portion.

As a further improvement of the present utility model, the front protrusion is abutted forward against a stop surface in the insulating body, and the insulating body further has a relief groove recessed forward from the stop surface and communicating with the corresponding terminal groove for the abutment portion to enter.

The utility model has the beneficial effects that: according to the electric connector, the elastic arms which are arranged in one-to-one correspondence with the accommodating grooves are arranged on the fixing piece, and the abutting parts of the signal terminals are resisted by the elastic arms, so that the signal terminals are prevented from being withdrawn backwards and deforming, and the structure of the electric connector is further ensured to be more stable.

Drawings

Fig. 1 is a perspective assembly view of an electrical connector of the present utility model.

Fig. 2 is another view of the electrical connector of fig. 1.

Fig. 3 is an exploded perspective view of the electrical connector of fig. 1.

Fig. 4 is a partially exploded view of the electrical connector shown in fig. 1.

Fig. 5 is a perspective view of the dielectric body of the electrical connector of fig. 1.

Fig. 6 is a perspective view of a signal terminal of the electrical connector of fig. 1.

Fig. 7 is a view of the signal terminal of fig. 6 from another perspective.

Fig. 8 is a perspective view of a mount of the electrical connector of fig. 3.

Fig. 9 is a cross-sectional view of the electrical connector shown in fig. 1.

Detailed Description

The present utility model will be described in detail below with reference to embodiments shown in the drawings. The embodiment is not intended to limit the present utility model, and structural, methodological, or functional modifications of the utility model according to the embodiment are included in the scope of the utility model.

Referring to fig. 1 to 9, an electrical connector 100 according to a preferred embodiment of the present utility model is shown, wherein the electrical connector 100 includes an insulation body 1, a plurality of conductive terminals fixed in the insulation body 1, and a fixing member 3 mounted on the insulation body 1, and the electrical connector 100 further includes a cable 5 mechanically and electrically connected to the conductive terminals.

For convenience of description, the following description will be given with the mating end of the electrical connector 100 being regarded as the front end and the terminal being regarded as the rear end, that is, the front-rear direction is the mating direction of the electrical connector 100 and the mating connector 200, and at the same time, one direction perpendicular to the front-rear direction is defined as the lateral direction, and the other direction perpendicular to the front-rear direction is defined as the height direction, in this embodiment, the dimension of the insulating body 1 in the lateral direction is greater than the dimension thereof in the height direction and the front-rear direction.

Referring to fig. 1 to 5, in the present embodiment, the insulating body 1 includes a first accommodating portion 11 located at a middle portion in a lateral direction, and a pair of second accommodating portions 12 located at both sides of the first accommodating portion 11 in the lateral direction, the first accommodating portion 11 is configured to accommodate the signal terminals 2, and the second accommodating portion 12 is configured to accommodate the power terminals 4. The first receiving portion 11 has an installation space 110 between the pair of second receiving portions 12. In other embodiments, the insulating body 1 may have only the first accommodating portion 11 and the second accommodating portion 12 located at one side of the accommodating portion 11 in the lateral direction.

The first and second accommodating portions 11 and 12 are respectively provided with a terminal groove 101 penetrating through the first and second accommodating portions along a front-rear direction, wherein a plurality of terminal grooves 101 arranged on the first accommodating portion 11 are arranged in an array, the insulating body 1 is further provided with a shielding wall 13 positioned at a rear side of the first accommodating portion 11 and connecting the pair of second accommodating portions 12, and the shielding wall 13 covers the installation space 10 from an upper side.

Referring to fig. 3 to 4 and fig. 6 to 7, the conductive terminals include a plurality of signal terminals 2 arranged in a matrix, the fixing member 3 has a plurality of receiving slots 301 for receiving the corresponding signal terminals 2, each signal terminal 2 has a supporting portion 201 extending backward, and each fixing member 3 further has an elastic arm 302 disposed in one-to-one correspondence with the receiving slot 301 to support the supporting portion 201 of the corresponding signal terminal 2.

Each of the signal terminals 2 has a bottom wall 21, a pair of side walls 22 formed by bending from the bottom wall 21 and disposed opposite to each other, a first extending wall 23 formed by bending from one of the side walls 22, and a second extending wall 24 formed by bending from the other side wall 22, wherein the first extending wall 23 is located between the second extending wall 24 and the bottom wall 21 in the height direction, further, the second extending wall 24 is stacked on the upper side of the first extending wall 23, and the abutting portion 201 is formed by protruding backward from the second extending wall 24.

The abutment 201 extends rearward and upward from the rear end of the second extension wall 24 so that a gap is left between the lower edge of the rear end and the top surface of the first extension wall 23.

The signal terminal 2 further includes a contact arm 202 extending forward from the first extension wall 23 and a pressing arm 203 extending forward from the second extension wall 24, the pressing arm 203 being located above the contact arm 202 to press the contact arm 202 when the signal terminal is plugged into a mating terminal (not shown), the contact arm 202 having a curved contact portion 2021 that arches toward the bottom wall 21.

Referring to fig. 3 to 5, 8 and 9, the fixing member 3 is installed and fixed in the installation space 110, and in the present utility model, the elastic arm 302 is located at one side of the corresponding receiving groove 301 in the height direction.

Specifically, in the present embodiment, the fixing member 3 includes a top plate 31 and a bottom plate 32 disposed opposite to each other in the height direction, a pair of side plates 33 disposed opposite to each other in the lateral direction, a plurality of lateral partitions 34 and longitudinal partitions 35 disposed in a space surrounded by the top plate 31, the bottom plate 32 and the side plates 33, the lateral partitions 34 and the longitudinal partitions 35 intersecting to form the receiving groove 301, and the side plates 33 have a fastening portion 331 protruding on the outer surface thereof to be fastened to the insulating body 1.

Specifically, a plurality of the transverse partitions 34 are arranged at intervals along the height direction, each transverse partition 34 is formed by extending along the transverse direction, a plurality of the longitudinal partitions 35 are arranged at intervals along the transverse direction, and each longitudinal partition 35 is formed by extending along the vertical direction.

The front end surfaces of the top plate 31 and the lateral partition 34 are located on the rear side of the front end surface 320 of the bottom plate 32 in the front-rear direction, and the elastic arms 302 are formed to protrude forward from the front end surfaces of the top plate 31 or the lateral partition 34.

As shown in fig. 9, the elastic arms 302 extend forward while being inclined downward to have a tendency to extend forward into the corresponding terminal grooves 101 of the insulating body 1.

The elastic arm 302 has a notch 3021 recessed from a front end surface thereof and a front convex portion 3022 provided adjacent to the notch 3021, the notch 3021 is located below the front convex portion 3022, and the abutting portion 201 is accommodated in the notch 3021 and is stopped by the front convex portion 3022.

The front protruding part 3022 is abutted forward against the stop surface 102 in the insulating body 1, and the insulating body 1 further has a relief groove 103 recessed forward from the stop surface 102 and communicating with the corresponding terminal groove 101 for the abutting part 201 to enter.

Referring to fig. 1 to 4, in the present utility model, the conductive terminal further includes a power terminal 4 disposed on at least one side of the signal terminal 2 in the transverse direction, the power terminal 4 has a frame-shaped abutting portion 41 located on the front side thereof, the abutting portion 41 is a frame-shaped structure formed by bending a sheet body multiple times, and a spring piece 42 clamped with the insulating body 1 is formed on one side of the abutting portion 41 in a rearward extending manner.

The electrical connector 100 further has a positioning member 6 for fixing the power terminal 4 in the insulating body 1, and the positioning member 6 is mounted on the lower side of the insulating body 1.

According to the electric connector 100, the elastic arms which are arranged in one-to-one correspondence with the accommodating grooves are arranged on the fixing piece 3, and the abutting parts of the signal terminals are resisted by the elastic arms, so that the signal terminals are prevented from being withdrawn backwards and deforming, and the structure of the electric connector 100 is further ensured to be more stable.

It should be understood that although the present disclosure describes embodiments in terms of examples, not every embodiment is provided with a single embodiment, and that this description is for clarity only, and that the skilled artisan should recognize that the embodiments may be combined appropriately to form other embodiments that will be understood by those skilled in the art.

The above embodiments are only for illustrating the technical solution of the present application and not for limiting, and although the present application has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present application may be modified or substituted equally without departing from the spirit and scope of the technical solution of the present application.

Claims (10)

1. The utility model provides an electric connector, its includes the insulator, is fixed in a plurality of conductive terminal in the insulator and installs in the mounting of insulator, conductive terminal is including being a plurality of signal terminals of matrix arrangement, the mounting has a plurality of accepting grooves of acceping corresponding signal terminal, its characterized in that: each signal terminal is provided with a propping part which is formed by extending backwards, and each fixing piece is also provided with an elastic arm which is arranged in one-to-one correspondence with the containing groove and is propped against the propping part of the corresponding signal terminal.

2. The electrical connector of claim 1, wherein: each signal terminal is provided with a bottom wall, a pair of side walls which are formed by bending from the bottom wall and are oppositely arranged, a first extending wall which is formed by bending from one side wall and a second extending wall which is formed by bending from the other side wall, wherein the first extending wall is positioned between the second extending wall and the bottom wall in the height direction, and the abutting part is formed by protruding backwards from the second extending wall.

3. The electrical connector of claim 2, wherein: the abutting portion extends backwards and upwards from the rear end of the second extending wall, so that a gap is reserved between the lower edge of the rear end of the abutting portion and the top surface of the first extending wall.

4. The electrical connector of claim 3, wherein: each signal terminal is also provided with a contact arm formed by extending forwards from the first extending wall and a pressing arm formed by extending forwards from the second extending wall, wherein the pressing arm is positioned on the upper side of the contact arm so as to press the contact arm when the signal terminal is plugged with a butting terminal.

5. The electrical connector of any one of claims 1 to 4, wherein: the elastic arms are positioned at one side of the corresponding accommodating groove in the height direction.

6. The electrical connector of claim 3, wherein: the fixing piece comprises a top plate, a bottom plate, a pair of side plates and a plurality of transverse partition plates and longitudinal partition plates, wherein the top plate and the bottom plate are oppositely arranged in the height direction, the side plates are oppositely arranged in the transverse direction, the transverse partition plates and the longitudinal partition plates are arranged in the space surrounded by the top plate in a crossing mode, and the transverse partition plates and the longitudinal partition plates are crossed to form the accommodating groove.

7. The electrical connector of claim 6, wherein: the front end surfaces of the top plate and the lateral partition plate are located on the rear side of the front end surface of the bottom plate in the front-rear direction, and the elastic arms are formed to protrude forward from the front end surfaces of the top plate or the lateral partition plate.

8. The electrical connector of claim 7, wherein: the elastic arms extend forward while extending obliquely downward to have a tendency to extend forward into the corresponding terminal grooves of the insulating body.

9. The electrical connector of claim 8, wherein: the elastic arm is provided with a notch part formed by recessing backwards from the front end surface of the elastic arm and a front convex part arranged adjacent to the notch part, the notch part is positioned at the lower side of the front convex part, and the abutting part is accommodated in the notch part and is stopped by the front convex part.

10. The electrical connector of claim 9, wherein: the front protruding part is propped against the stop surface in the insulating body forwards, and the insulating body is also provided with a yielding groove which is recessed forwards from the stop surface and communicated with the corresponding terminal groove so as to enable the propping part to enter.