CN217239788U

CN217239788U - Composite electric connector

Info

Publication number: CN217239788U
Application number: CN202220066065.6U
Authority: CN
Inventors: 蔡宗明; 肖大庭; 李尧
Original assignee: Dongguan CCP Contact Probes Co Ltd
Current assignee: Dongguan CCP Contact Probes Co Ltd
Priority date: 2022-01-11
Filing date: 2022-01-11
Publication date: 2022-08-19
Anticipated expiration: 2032-01-11

Abstract

The utility model discloses a combined type electric connector, it includes pedestal, a plurality of terminal and conductive element, the terminal includes installation end and link, the installation end is fixed a position in the pedestal through injection moulding, the mounting hole has been seted up to the pedestal, the installation end has partial structure to expose in the mounting hole at least, conductive element installs in the mounting hole and meets with installation end electric property, conductive element's head end is equipped with one and exposes in the contact terminal surface of pedestal, conductive element's tail end insulation arrangement, the link exposes in the pedestal. The utility model discloses a combined type electric connector has the advantage of convenient switching and butt joint concurrently.

Description

Composite electric connector

Technical Field

The utility model relates to an electric connector field especially relates to a combined type electric connector.

Background

The existing electrical connectors are generally used for power or signal transmission, and are widely used in various electronic products. Traditional electric connector includes public seat and female seat, and public seat is equipped with the pin needle, and female seat is equipped with the contact terminal who docks with pin needle electrical property, and contact terminal generally adopts conductive element form or terminal form, and the contact terminal who adopts the conductive element form receives self structure limit to be difficult to carry out the switching, influences and the PCB board between be connected. Although the contact terminal adopting the terminal form is convenient to transfer and can be flexibly connected with the PCB, the area of the terminal for being in contact with the pin needle is small, and the contact terminal is not suitable for being processed in a complex way on the contact surface of the terminal and influences the butt joint with the pin needle.

Therefore, a hybrid electrical connector with the advantages of easy switching and mating is needed to overcome the above-mentioned drawbacks.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a have combined type electric connector of convenient switching and butt joint advantage concurrently.

In order to achieve the above object, the utility model discloses a combined type electric connector includes pedestal, a plurality of terminal and conductive element, the terminal includes installation end and link, the installation end is located through injection moulding in the pedestal, the mounting hole has been seted up to the pedestal, the installation end have at least partial structure expose in the mounting hole, conductive element install in the mounting hole and with installation end electric property meets, conductive element's head end be equipped with one expose in the contact terminal surface of pedestal, conductive element's tail end insulation arrangement, the link expose in the pedestal.

Preferably, the mounting hole is a through hole structure, the tail end of the conductive element is arranged in an insulating manner by virtue of an insulating structure, and the periphery of the insulating structure is connected to the base body.

Preferably, a glue injection groove is formed in the back of the base, the mounting hole is communicated with the glue injection groove, and the insulation structure is formed by injecting glue into the glue injection groove.

Preferably, an insulating sheet is arranged between the end face of the tail end of the conductive element and the insulating structure, and the insulating sheet is attached to the end face of the tail end of the conductive element.

Preferably, the base body is of a sheet type structure, a boss structure protrudes outwards from the back of the base body, the glue injection groove is formed in the boss structure, and the connecting end penetrates out of the boss structure.

Preferably, the front surface of the seat body is provided with a butt joint boss protruding outwards, the mounting hole penetrates through the end surface of the butt joint boss, and the butt joint boss is provided with a circle of butt joint groove surrounding the conductive element.

Preferably, the terminal is of a bent structure, and the terminal is bent to be divided into the mounting end and the connecting end.

Preferably, the conductive element is arranged in a columnar structure, and the tail end of the conductive element is clamped at the mounting end.

Preferably, the mounting end is provided with a clamping hole, the clamping hole is in opposite communication with the mounting hole, and the tail end of the conductive element is clamped in the clamping hole.

Preferably, the contact end face of the conductive element is a polished planar structure, a textured planar structure, a raised planar structure or a plated layer formed by electroplating.

Compared with the prior art, the combined type electric connector of the utility model comprises a seat body, a plurality of terminals and a conductive element. The terminal comprises a mounting end and a connecting end, the mounting end is positioned in the base body through injection molding, the base body is provided with a mounting hole, at least part of the mounting end is exposed out of the mounting hole, the conductive element is mounted in the mounting hole and electrically connected with the mounting end, the head end of the conductive element is provided with a contact end face exposed out of the base body, the tail end of the conductive element is in insulating arrangement, and the connecting end is exposed out of the base body. The connecting end of the terminal is used for being butted with the PCB, and when the pin needle is butted on the contact end surface of the conductive element, the pin needle is electrically connected with the PCB. The combined type electric connector integrates the terminal and the conductive element, the butt joint of the conductive element and the pin needle is convenient, and the conductive element has a larger contact end surface compared with the terminal, so that different forms of processing (such as texture structure or electroplated layer) can be conveniently carried out on the contact end surface. Moreover, the connecting ends are arranged into different forms, so that the connecting ends can be conveniently connected with the PCB. Therefore, the combined type electric connector of the utility model integrates the advantages of convenient butt joint and switching.

Drawings

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

Figure 2 is a perspective view of the composite electrical connector of figure 1 at another angle.

Figure 3 is a cross-sectional view of a composite connection.

Fig. 4 is a perspective view of the terminal separated from the base after the conductive element, the insulating structure and the insulating sheet are hidden.

FIG. 5 is a perspective view of the conductive element assembled with the terminal

Fig. 6 is a perspective view of the conductive element at another angle after assembly with the terminal.

Fig. 7 is a flow chart of a process for making the composite electrical connector.

Detailed Description

In order to explain technical contents and structural features of the present invention in detail, the following description is made with reference to the embodiments and the accompanying drawings.

As shown in fig. 1 to 4, the composite electrical connector 100 of the present invention includes a housing 10, a plurality of terminals 20 and a conductive element 30. The terminal 20 includes a mounting end 21 and a connecting end 22, the mounting end 21 is positioned in the base 10 by injection molding, the base 10 is provided with a mounting hole 11, at least a part of the mounting end 21 is exposed out of the mounting hole 11, the conductive element 30 is mounted in the mounting hole 11 and electrically connected to the mounting end 21, a contact end surface 31 exposed out of the base 10 is provided at a head end of the conductive element 30, a tail end of the conductive element 30 is in insulation arrangement, and the connecting end 22 is exposed out of the base 10. The connecting end 22 of the terminal 20 is used for butting with the PCB, and when the pin abuts on the contact end surface 31 of the conductive element 30, the pin is electrically connected with the PCB. The combined electrical connector 100 integrates the terminal 20 and the conductive element 30, the conductive element 30 is convenient to be butted with the pin, and the conductive element 30 has a larger contact end surface 31 compared with the terminal 20, so that different forms of processing (such as providing a texture structure or a plating layer) on the contact end surface 31 are convenient. Furthermore, the connection between the PCB boards is facilitated by providing the connection terminals 22 in different configurations. Therefore, the composite electrical connector 100 of the present invention combines the advantages of convenient docking and transferring.

As shown in fig. 1 to 4 and 7, the mounting hole 11 is a through hole structure, the tail end of the conductive element 30 is insulated by the insulating structure 40, and the periphery of the insulating structure 40 is connected to the base 10. The mounting end 21 is positioned in the base 10 by injection molding, and the mounting end 21 and the base 10 form an integrated structure, which is stable. The tail end of the conductive element 30 is insulated and arranged by the insulation structure 40, and the periphery of the insulation structure 40 is connected to the base 10, the composite electrical connector 100 can only output/input signals (power) through the connection end 22, thereby avoiding leakage of the signals/power. Preferably, a glue injection groove 12 is formed at the back of the base 10, the mounting hole 11 is communicated with the glue injection groove 12, and the insulation structure 40 is formed by injecting glue into the glue injection groove 12. After the injecting glue, the zonulae occludens all around of insulation system 40 is to pedestal 10, and the insulation system 40 self structure that the injecting glue gained is inseparable, when realizing insulating conductive element 30 tail end, has also promoted combined type electric connector 100's waterproof performance, through actual test, the utility model discloses a combined type electric connector 100 can reach IPX 8's waterproof grade. Further, an insulation sheet 50 is disposed between the end surface of the tail end of the conductive element 30 and the insulation structure 40, and the insulation sheet 50 is attached to the end surface of the tail end of the conductive element 30. The insulating sheet 50 further improves the insulating property of the tail end of the conductive element 30, so as to achieve a better insulating effect. For example, in the present embodiment, the insulation sheet 50 is a mylar sheet (mylar sheet), but is not limited thereto. Of course, other gap fillers with insulating properties can be used according to actual needs.

The composite electrical connector 100 of the present invention has 5 conductive elements 30 and 5 terminals 20, each terminal 20 is electrically connected to a corresponding conductive element 30, but not limited thereto, wherein 3 conductive elements 30 are arranged in one row, and the remaining 2 conductive elements 30 are arranged in another row. The 5 mounting holes 11 are all communicated with the glue injection groove 12, the diameter of the glue injection groove 12 is far larger than that of the mounting holes 11, and the glue injection groove 12 can be arranged in a rectangular shape or an approximately rectangular shape. For example, in the present embodiment, the glue injection groove 12 is "convex", but not limited thereto.

As shown in fig. 1 to 4, the housing 10 is a plate structure, and the structure of the composite electrical connector 100 is made to be thinner and lighter. The back of the base body 10 is protruded outwards with a boss structure 13, the glue injection groove 12 is formed on the boss structure 13, the connecting end 22 penetrates through the boss structure 13, and the boss structure 13 is convenient to form the glue injection groove 12 under the condition that the base body 10 is not integrally made thick. Furthermore, the front surface of the seat body 10 is protruded with a docking boss 14, the mounting hole 11 penetrates through the end surface of the docking boss 14, and the docking boss 14 is provided with a docking groove 15 surrounding the conductive element 30. The docking boss 14 is provided to receive the conductive element 30 without making the body 10 thick as a whole, and the docking slot 15 is provided to facilitate docking of the male socket (with a pin).

As shown in fig. 2 to 6, the terminal 20 has a bent structure, and the terminal 20 is bent to be divided into a mounting end 21 and a connection end 22. Preferably, the included angle between the mounting end 21 and the connecting end 22 is 90 °, that is, the terminal 20 is bent at 90 °. After the installation end 21 is injected into the base 10, the connection end 22 is perpendicular to the base 10, the installation end 21 is parallel to the plane of the base 10, and does not occupy too much thickness of the base 10, so that the composite electrical connector 100 can be made thinner, and the connection end 22 extends out more, and can be conveniently set to different forms, and can be better butted with a PCB. The conductive element 30 is arranged in a columnar structure, the tail end of the conductive element 30 is clamped at the mounting end 21, the connection between the conductive element 30 and the mounting end 21 is stable, and the conductive element 30 and the mounting end 21 are in good electrical contact. Preferably, the conductive element 30 has a column structure with a big head and a small tail, so that the conductive element 30 is in contact with the pin more preferably. Specifically, the mounting end 21 is provided with a clamping hole 211, the clamping hole 211 is in direct communication with the mounting hole 11, and the tail end of the conductive element 30 is clamped in the clamping hole 211. In order to ensure the effectiveness and reliability of the electrical contact between the pin and the conductive element 30, the contact end surface of the conductive element 30 is a polished planar structure. Of course, the contact end surface may be formed in a textured planar structure, a raised planar structure, or a plating layer by plating, as required.

As shown in fig. 7, the following describes a manufacturing process of the composite electrical connector 100 of the present invention: the mounting end 21 of the terminal 20 is placed in a mold, the mold is injection molded to form the housing 10, and the mounting end 21 is positioned in the housing 10 by injection molding. Thereafter, the conductive member 30 is put into the mounting hole 11, and the conductive member 30 is snap-fitted into the snap-fitting hole 211. And then, attaching a mylar sheet to the end face of the tail end of the terminal 20, injecting waterproof glue into the glue injection groove 12, and waiting for the waterproof glue to be cooled and solidified to form an insulating structure 40 to finish manufacturing.

The above disclosure is only a preferred embodiment of the present invention, and the scope of the claims of the present invention should not be limited thereby, and all the equivalent changes made in the claims of the present invention are intended to be covered by the present invention.

Claims

1. A composite electrical connector, comprising: the terminal comprises a seat body, a plurality of terminals and a conductive element, wherein the terminals comprise mounting ends and connecting ends, the mounting ends are positioned in the seat body through injection molding, mounting holes are formed in the seat body, at least part of the mounting ends are exposed out of the mounting holes, the conductive element is mounted in the mounting holes and is electrically connected with the mounting ends, the head ends of the conductive element are provided with contact end faces exposed out of the seat body, the tail ends of the conductive element are arranged in an insulating mode, and the connecting ends are exposed out of the seat body.

2. The electrical composite connector as claimed in claim 1, wherein the mounting hole is a through hole structure, the tail end of the conductive element is insulated by an insulating structure, and the periphery of the insulating structure is connected to the housing.

3. The composite electrical connector as claimed in claim 2, wherein a glue injection groove is formed at a back of the housing, the mounting hole is communicated with the glue injection groove, and the insulation structure is formed by injecting glue into the glue injection groove.

4. The electrical composite connector of claim 2, wherein an insulating sheet is disposed between the end surface of the tail end of the conductive element and the insulating structure, and the insulating sheet is attached to the end surface of the tail end of the conductive element.

5. The composite electrical connector of claim 3, wherein the base is a plate structure, a boss structure is protruded outwardly from the back of the base, the glue injection groove is formed on the boss structure, and the connection end penetrates out of the boss structure.

6. The composite electrical connector as claimed in claim 1, wherein a mating protrusion protrudes from the front surface of the housing, the mounting hole extends through an end surface of the mating protrusion, and the mating protrusion defines a mating groove surrounding the conductive element.

7. The electrical composite connector of claim 1, wherein the terminals are bent and divided into the mounting end and the connecting end.

8. The electrical composite connector of claim 1, wherein the conductive elements are arranged in a column configuration, and the tail ends of the conductive elements are snap-fitted to the mounting ends.

9. The electrical connector of claim 1, wherein the mounting end defines a locking hole, the locking hole is in direct communication with the mounting hole, and the tail end of the conductive element is locked in the locking hole.

10. The electrical composite connector of claim 1, wherein the contact end surface of the conductive element is a polished planar structure, a textured planar structure, a raised planar structure, or is formed with a plating layer by electroplating.