CN217134754U

CN217134754U - Electrical connector

Info

Publication number: CN217134754U
Application number: CN202220158209.0U
Authority: CN
Inventors: 谭达兴; 赖由雄; 吴立波
Original assignee: Dongguan Goldconn Precision Electronics Co Ltd
Current assignee: Dongguan Goldconn Precision Electronics Co Ltd
Priority date: 2022-01-20
Filing date: 2022-01-20
Publication date: 2022-08-05
Anticipated expiration: 2032-01-20

Abstract

The utility model discloses an electric connector, include seamless shell, glue core and terminal row, be equipped with the draw-in groove on gluing the core, seamless shell is equipped with the cavity, be equipped with the fixture block in the cavity, the fixture block card is in the draw-in groove, terminal row includes a plurality of terminals, the one end of terminal inlays in gluing the core, the other end of terminal is worn out from gluing the core, the terminal is worn out the department from gluing the core and is equipped with sealed glue. The utility model discloses in, through setting up seamless shell, can effectively improve the waterproof performance of shell to through the joint that sets up fixture block and draw-in groove, can avoid setting up on the surface at seamless shell and rivet the foot, with the inside probability of further reducing external water and entering into electric connector through seamless shell. On the other hand, through setting up sealed glue in the position department that the terminal was worn out from gluing the core, can effectively avoid external water to set up position department from sealed glue and enter into inside the electric connector to this further improves the utility model discloses a waterproof performance.

Description

Electrical connector

Technical Field

The utility model belongs to the technical field of the connector design and specifically relates to an electric connector is related to.

Background

Electronic products, such as mobile phones, computers or tablets, have been widely used in daily life. The charging and data transmission of the electronic product cannot be separated from the use of the electrical connector, so the electrical connector is an important component in the electronic product.

An electrical connector is commonly provided with a housing, a rubber core, and a terminal, wherein the rubber core is sleeved on the terminal, and the housing is mounted on the rubber core. However, the shell as the outermost layer protection structure of the electrical connector usually contains a joint seam, and in order to facilitate the reliable fixing of the shell on the rubber core, the common electrical connector shell is also provided with an embedded riveting pin, which results in poor waterproof performance of the common shell, and external water easily flows into the electrical connector through the joint seam or the riveting pin, which affects the use of the electrical connector.

On the other hand, because the terminals are required to be connected with structures such as a PCB, at least one end of each terminal on the electrical connector is required to penetrate out of the rubber core, and the penetrating position of the terminal is easy to allow external water to flow in, thereby affecting the use of the electrical connector.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric connector can solve one or more of above-mentioned problem.

According to the utility model discloses an aspect provides an electric connector, include seamless shell, glue core and terminal row, be equipped with the draw-in groove on gluing the core, seamless shell is equipped with the cavity, be equipped with the fixture block in the cavity, the fixture block card is in the draw-in groove, the terminal row includes a plurality of terminals, the one end of terminal inlays in gluing the core, the other end of terminal is worn out from gluing the core, the terminal is equipped with sealed glue from gluing the department of wearing out on the core.

The utility model has the advantages that: the utility model discloses in, through setting up the seamless shell, can effectively improve the waterproof performance of shell to through the joint that sets up fixture block and draw-in groove, it can regard as location and connecting portion, realizes the fixed mounting of seamless shell on gluing the core, can avoid setting up riveting foot on the surface at the seamless shell, with further reduce external water and enter into the inside probability of electric connector through the seamless shell. On the other hand, through setting up sealed glue in the position department that the terminal was worn out from gluing the core, can effectively avoid external water to set up position department from sealed glue and enter into inside the electric connector to this further improves the utility model discloses a waterproof performance.

In some embodiments, the seamless housing has an annular protrusion on a surface thereof. The annular convex block can increase the contact area between the seamless shell and the external structure when the seamless shell is installed in other external structures, and the installation reliability of the seamless shell is improved.

In some embodiments, an annular protrusion is disposed in the cavity, a concave portion is disposed on the rubber core, and the annular protrusion is embedded in the concave portion. The arrangement of the annular bulge and the concave position can effectively increase the installation reliability of the seamless shell on the rubber core.

In some embodiments, the utility model discloses still include well clamping piece, well clamping piece includes linking arm, first support arm and second support arm are connected through the linking arm, first support arm and second support arm all erect on the terminal row, well clamping piece inlays in the rubber core. The middle clamping piece can play a certain electromagnetic shielding role so as to improve the data transmission reliability of the terminal strip.

In some embodiments, the connecting arm is provided with a hook block, the rubber core is provided with a hook position, and the hook block is exposed from the hook position. When the electric connector is connected with a data line, the hook block can hook the joint of the data line so as to ensure the connection reliability between the hook block and the data line, and meanwhile, the hook block can realize the grounding of the middle clamping piece through the contact with the joint of the data line.

In some embodiments, the seamless outer shell is provided with a plurality of connecting feet, and the connecting feet are arranged in parallel. The connecting pin can facilitate the connection and fixation of the seamless shell and other structures.

In some embodiments, the bottom of the seamless shell is provided with a plurality of fixing feet, and the plurality of fixing feet are arranged in parallel. The fixing pins can facilitate the fixing of the seamless shell on the PCB, so that the fixing reliability of the seamless shell on the PCB is improved.

In some embodiments, the rear side of the seamless housing is provided with a plurality of extension arms, and the plurality of extension arms are arranged in parallel. The arrangement of the extension arm can facilitate the connection of the seamless shell and other structures in the direction of the extension arm.

In some embodiments, the seamless enclosure is a zinc alloy seamless enclosure. The zinc alloy seamless shell has good tensile property and strength, good reliability as a seamless shell and can effectively resist external force damage.

Drawings

Fig. 1 is a schematic structural diagram of an electrical connector according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a seamless housing of an electrical connector according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of an electrical connector according to an embodiment of the present invention without a seamless housing.

Fig. 4 is a schematic structural diagram of an electrical connector according to an embodiment of the present invention after the terminal strip and the middle clip are disposed.

Fig. 5 is a schematic structural diagram of a middle clip of an electrical connector according to an embodiment of the present invention.

Fig. 6 is a schematic structural diagram of a seamless housing of an electrical connector according to another embodiment of the present invention.

Fig. 7 is a schematic structural diagram of a seamless housing of an electrical connector according to another embodiment of the present invention.

In the figure: 1. the connector comprises a seamless shell, 2 parts of a rubber core, 3 parts of a terminal row, 4 parts of a middle clamping piece, 5 parts of sealant, 31 parts of a terminal, 10 parts of a cavity, 101 parts of a clamping block, 102 parts of an annular bulge, 11 parts of an annular bulge, 12 parts of a fixing foot, 13 parts of a connecting foot, 14 parts of an extension arm, 21 parts of a clamping groove, 22 parts of a concave position, 23 parts of a hook position, 41 parts of a first support arm, 42 parts of a second support arm, 43 parts of a connecting arm and 431 parts of a hook block.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example 1

Referring to fig. 1, 2, 3, 4 and 5, an electrical connector of the present embodiment includes a seamless housing 1, a rubber core 2 and a terminal block 3.

The terminal strip 3 comprises a plurality of terminals 31, one ends of all the terminals 31 are fixedly embedded in the rubber core 2, and the other ends of all the terminals 31 penetrate out of the back of the rubber core 2, so that all the terminals 31 are fixed by the rubber core 2.

And all the terminals 31 are provided with the sealant 5 at the positions penetrating out of the rubber core 2.

Seamless shell 1 can be zinc alloy seamless shell, is equipped with cavity 10, is equipped with fixture block 101 on the inner wall of cavity 10, and fixture block 101 is a plurality of, glues core 2 and is equipped with draw-in groove 21 on the surface, and draw-in groove 21 also is a plurality of, and its quantity is the same with fixture block 101, and is a plurality of fixture block 101 one-to-one card is in a plurality of draw-in grooves 21 to this fixed mounting of seamless shell 1 on gluing core 2 is realized.

The inner wall of the cavity 10 of the seamless housing 1 is further provided with an annular protrusion 102, one side of the annular protrusion 102 is communicated with one side of all the clamping blocks 101, the surface of the rubber core 2 is further provided with a concave position 22, one side of the concave position 22 is communicated with one side of all the clamping grooves 21, and the annular protrusion 102 is embedded in the concave position 22.

On the other hand, the surface of the seamless housing 1 is provided with an annular projection 11. The bottom of the seamless shell 1 is provided with a plurality of fixing feet 12, and all the fixing feet 12 are arranged perpendicular to the horizontal plane, that is, all the fixing feet 12 are arranged in parallel. Still be equipped with on the bottom of seamless shell 1 and connect foot 13, connect foot 13 and can be a plurality ofly, and all connect foot 13 and all be all perpendicular to the horizontal plane setting, and all connect foot 13 and all fixed foot 12 all parallel arrangement. While the electrical connector of the present embodiment can be fixed in a form of a board, the fixing pins 12 and the connecting pins 13 can be fixed on the PCB, so that the seamless housing 1 is effectively fixed on the PCB.

The electrical connector of the present embodiment further includes a middle clamping piece 4, wherein the middle clamping piece 4 includes a first arm 41, a second arm 42 and a connecting arm 43, one end of the first arm 41 is fixedly connected to the connecting arm 43 in an integral manner, and one end of the second arm 42 is fixedly connected to the connecting arm 43 in an integral manner, that is, the first arm 41 and the second arm 42 are connected via the connecting arm 43. The first arm 41 is connected to one of the grounding terminals 31 of the terminal block 3 by contact, the second arm 42 is connected to the other grounding terminal 31 of the terminal block 3 by contact, and the middle clip 4 is embedded in the rubber core 2.

The two ends of the connecting arm 43 are respectively provided with a hook block 431, the two sides of the rubber core 2 are respectively provided with a hook position 23, the two hook blocks 431 are respectively fixedly embedded in the two hook positions 23 in a one-to-one correspondence manner, and a part of the hook block 431 is exposed out of the hook positions 23.

The electric connector can be applied to electronic products, the seamless shell 1 can be embedded in the shell of the electronic product to fix the electric connector, and the annular convex block 11 on the seamless shell 1 can effectively increase the contact area between the seamless shell 1 and the shell of the electronic product, so that the fixing reliability of the electric connector is improved. And the terminals 31 on the terminal row 3 can be connected with the PCB on the electronic product by welding, so that the electronic product can be charged or data can be transmitted conveniently through the electric connector.

And in this electric connector, through setting up seamless shell 1, because there is not the seam on it, can effectively guarantee this electric connector's waterproof performance, still through the joint that sets up fixture block 101 and draw-in groove 21, it can be as location and connecting portion, realize the fixed mounting of seamless shell 1 on gluey core 2, and it can avoid setting up the riveting foot on seamless shell 1's surface, can avoid external water to enter into the probability of this electric connector's inside through the riveting foot, in order to further improve this electric connector's waterproof performance.

On the other hand, set up sealed glue 5 through the position department of wearing out from gluing core 2 in terminal 31, can effectively avoid external water to enter into this electric connector's inside from sealed glue 5 position departments of setting to this further improves this electric connector's waterproof performance.

Example 2

Referring to fig. 6, an electrical connector of the present embodiment has a structure similar to that of the electrical connector of embodiment 1, except that the connecting pins 13 are not disposed on the bottom of the seamless housing 1 of the electrical connector of the present embodiment, but the connecting pins 13 are disposed on the side of the seamless housing 1, and the connecting pins 13 are also plural and are disposed perpendicular to the horizontal plane, and the fixing pins 12 are not disposed on the bottom of the seamless housing 1 of the electrical connector of the present embodiment. And the electric connector of this embodiment can adopt the sinking plate type form to fix, then connect the foot 13 homoenergetic and be fixed in on the PCB, make jointless quality shell 1 effectively be fixed in on the PCB.

Example 3

Referring to fig. 7, the electrical connector of the present embodiment has a structure similar to that of the electrical connector of embodiment 1, except that the fixing pin 12 is not disposed on the seamless housing 1 of the electrical connector of the present embodiment, and the rear side of the seamless housing 1 of the present embodiment is provided with a plurality of extension arms 14, and the plurality of extension arms 14 are all disposed parallel to a horizontal plane. The electrical connector of the present embodiment can be fixed in a vertical manner, and the connecting pins 13 can be fixed on the PCB, so that the seamless housing 1 is effectively fixed on the PCB, and the extension arm 14 can be fixed with other housings on the electronic product.

What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims

1. The electric connector is characterized by comprising a seamless shell, a rubber core and a terminal strip, wherein a clamping groove is formed in the rubber core, a cavity is formed in the seamless shell, a clamping block is arranged in the cavity and clamped in the clamping groove, the terminal strip comprises a plurality of terminals, one ends of the terminals are embedded in the rubber core, the other ends of the terminals penetrate out of the rubber core, and a sealant is arranged at the positions of the terminals penetrating out of the rubber core.

2. The electrical connector of claim 1, wherein the surface of the seamless housing is provided with an annular projection.

3. The electrical connector of claim 1, wherein an annular protrusion is disposed in the cavity, a recess is disposed on the rubber core, and the annular protrusion is embedded in the recess.

4. The electrical connector of claim 1, comprising a middle clip, wherein the middle clip comprises a connecting arm, a first arm and a second arm, the first arm and the second arm are connected by the connecting arm, the first arm and the second arm are mounted on the terminal row, and the middle clip is embedded in the core.

5. The electrical connector of claim 4, wherein the connecting arm has a hook, the rubber core has a hook, and the hook is exposed from the hook.

6. The electrical connector of claim 1, wherein the jointless housing is provided with a plurality of connecting pins, and the plurality of connecting pins are arranged in parallel.

7. The electrical connector of claim 1, wherein the bottom of the seamless housing is provided with a plurality of fixing pins, and the plurality of fixing pins are arranged in parallel.

8. The electrical connector of claim 1, wherein the rear side of the seamless housing is provided with a plurality of extension arms, and the plurality of extension arms are arranged in parallel.

9. The electrical connector of claim 1, wherein the seamless housing is a zinc alloy seamless housing.