CN219040778U

CN219040778U - Electric connector and mobile terminal with same

Info

Publication number: CN219040778U
Application number: CN202222676645.XU
Authority: CN
Inventors: 李再先
Original assignee: Dongguan Letcon Electronic Co ltd
Current assignee: Dongguan Letcon Electronic Co ltd
Priority date: 2022-10-11
Filing date: 2022-10-11
Publication date: 2023-05-16
Anticipated expiration: 2032-10-11

Abstract

The utility model is suitable for the technical field of electric connectors, and provides an electric connector which comprises an insulating body and a plurality of terminal components integrally formed by stamping and stretching metal plates, wherein the terminal components are arranged at intervals and are partially embedded in the insulating body, each terminal component comprises a cantilever beam part and a contact head part, the cantilever beam part is provided with a first end and a second end which are opposite, the first end is embedded in the insulating body, the first end part extends out of the insulating body to form a connecting end, the bottom of the contact head part is integrally formed at the second end of the cantilever beam part, and the top of the contact head part protrudes out of the front surface of the insulating body. The electric connector and the mobile terminal with the electric connector provided by the utility model have the advantages that the terminal component has good elasticity, is favorable for keeping stable contact force, can be used for data transmission and large-current transmission, is favorable for reducing the occupation of the volume, has high reliability and low application cost, is convenient for the miniaturization design of the mobile terminal, and is favorable for the light and thin design of the mobile terminal.

Description

Electric connector and mobile terminal with same

Technical Field

The utility model belongs to the technical field of electric connectors, and particularly relates to an electric connector and a mobile terminal with the same.

Background

Such as tablet computers, notebook computers, netbooks, storage devices, portable media players, navigation systems, monitors, and the like, power and data are provided from one device to another device through a cable that may include one or more wire conductors. A connector plug may be located at each end of these cables and may be inserted into a connector receptacle in a communication or power transmission device. In order to ensure better contact, the contacts often have quite deep depths and quite large volumes, in the prior art, pogo pins (spring pins) are generally used to realize reliable connection (poor contact stability of conventional spring plate terminals), but the pogo pins (spring pins) are generally required to be formed by turning, so that the cost is high, the structural volume (thickness) is large, the miniaturization of products is not facilitated, and the user experience is poor.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art, and provides an electric connector and a mobile terminal with the electric connector, which have the advantages of small volume, high reliability and low application cost.

The technical scheme of the utility model is as follows: the utility model provides an electric connector, includes insulator and by sheet metal integrative punching press stretch forming's terminal component, the terminal component is provided with a plurality ofly, each terminal component interval arrangement and part inlay in insulator, the terminal component includes cantilever beam portion and contact head, cantilever beam portion has relative first end and is close to than first end insulator positive second end, first end inlay in insulator, just first end part stretch out in insulator forms the link, contact head's bottom integrated into one piece in cantilever beam portion's second end, contact head's top protrusion in insulator's front.

Specifically, cantilever beam portion has first plane section, slant section and second plane section, the both ends of slant section respectively an organic whole connect in first plane section and second plane section, first plane section is located first end and part inlay in insulator, second plane section is located the second end, the second plane section is than first plane section is close to insulator's front, second plane section to protruding in insulator's positive direction integrated into one piece has contact head.

Specifically, the shape of the contact head is cylindrical or a truncated cone shape with a small upper part and a large lower part.

Specifically, the top of the contact head has an arc surface.

Specifically, the first planar segment is provided with a through hole.

Specifically, two side surfaces of the first plane section are provided with protruding parts.

Specifically, the front surface of the insulating body is integrally formed with a boss part, and the boss part is provided with a boss hole for the top of the contact head to extend out;

and a hollowed-out hole is formed in the front surface of the insulating body, corresponding to the inclined section.

Specifically, one side of the insulating body is provided with a material pulling and belt matching part.

Specifically, the back of the insulating body is a windowing area corresponding to the inclined section and the second plane section, and an insulating film is adhered to the windowing area.

The utility model also provides a mobile terminal, which comprises a mobile terminal body, wherein the mobile terminal body is provided with the electric connector.

The electric connector and the mobile terminal with the electric connector provided by the utility model have the advantages that the terminal component has good elasticity, is favorable for keeping stable contact force, can be used for data transmission and larger current transmission, and the transversely arranged structure of the terminal component is favorable for reducing the occupation of volume (thickness space), so that the electric connector has stable contact, high reliability and low application cost, is convenient for the miniaturization design of the mobile terminal, and is favorable for the light and thin design of the mobile terminal.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic perspective assembly view of an electrical connector according to an embodiment of the present utility model;

fig. 2 is another perspective assembly schematic view of an electrical connector according to an embodiment of the present utility model;

fig. 3 is a schematic plan view of an electrical connector according to an embodiment of the present utility model;

FIG. 4 is a schematic cross-sectional view of an electrical connector according to an embodiment of the present utility model;

fig. 5 is an exploded perspective view of an electrical connector according to an embodiment of the present utility model;

fig. 6 is a schematic perspective view of a terminal assembly in an electrical connector according to an embodiment of the present utility model;

fig. 7 is a schematic perspective view of a main body of an insulation body and a batch belt in an electrical connector according to an embodiment of the present utility model;

fig. 8 is a schematic perspective view of a main body of an insulation body, a batch belt and a terminal assembly in an electrical connector according to an embodiment of the present utility model;

fig. 9 is a schematic perspective view of an insulation body, a batch belt and a terminal assembly in an electrical connector according to an embodiment of the present utility model;

fig. 10 is a schematic perspective view of an insulation body, a batch belt, a terminal assembly and an insulation film in an electrical connector according to an embodiment of the present utility model;

fig. 11 is a schematic perspective view of an electrical connector according to an embodiment of the present utility model.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.

In addition, in the embodiments of the present utility model, terms of directions or positional relationships indicated by "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., are directions or positional relationships based on the directions or positional relationships shown in the drawings or the conventional placement state or use state, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the structures, features, devices or elements to be referred to must have specific directions or positional relationships nor must be constructed and operated in specific directions, and thus should not be construed as limiting the present utility model. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

The various features and embodiments described in the detailed description may be combined in any suitable manner, for example, different embodiments may be formed by different combinations of features/embodiments, where not contradictory, and various possible combinations of features/embodiments in the present utility model are not described further in order to avoid unnecessary repetition.

As shown in fig. 1 to 5, an electrical connector according to an embodiment of the present utility model includes an insulating body 100 and a plurality of terminal members 200 integrally press-drawn from a metal plate material, the terminal members 200 being provided. The terminal members 200 are arranged at intervals and partially embedded in the insulating body 100, the insulating body 100 may be injection molded by plastic material, and the terminal members 200 may be connected to the insulating body 100 by insert injection molding. The terminal member 200 includes a cantilever beam portion 201 and a contact head portion 202, the cantilever beam portion 201 has a first end opposite to the cantilever beam portion 201 and a second end closer to the front surface of the insulating body 100 than the first end, the first end is embedded in the insulating body 100, and the first end portion extends out of the insulating body 100 to form a connection end, the connection end can be used as a soldering leg and connected to a circuit board and other components, the bottom of the contact head portion 202 is integrally formed at the second end of the cantilever beam portion 201, the top of the contact head portion 202 protrudes out of the front surface of the insulating body 100 by a certain distance, and by such a design, the second end can move towards the direction of the back surface of the insulating body 100 when the contact head portion 202 is pressed, the terminal member 200 has good elasticity, is favorable for maintaining stable contact force, can be used for data transmission and transmission of larger current, and the structure of the transverse arrangement of the terminal member 200 is favorable for reducing the occupation of volume (thickness space), small volume, and is favorable for the light and thin design of the mobile terminal.

Specifically, the cantilever portion 201 has a first planar section 210, an oblique section 230, and a second planar section 220, two ends of the oblique section 230 are integrally connected to the first planar section 210 and the second planar section 220, and the first planar section 210 and the second planar section 220 are disposed in parallel and staggered from top to bottom. The first plane section 210 is located at the first end and is partially embedded in the insulating body 100, the second plane section 220 is located at the second end, the second plane section 220 is closer to the front surface of the insulating body 100 than the first plane section 210, the contact head 202 is integrally formed in the direction protruding out of the front surface of the insulating body 100 by the second plane section 220, and the contact head 202 is integrally formed in the second plane section 220 in a stretching mode.

Specifically, the contact head 202 is a hollow structure with an opening at the bottom, and its shape may be cylindrical or a truncated cone shape with a small top and a large bottom, which is beneficial to molding.

Specifically, the top of the contact head 202 has an arc surface.

Specifically, the first planar section 210 is provided with a through hole 211 to facilitate positioning of the terminal member 200.

Specifically, both side surfaces of the first planar section 210 are provided with protrusions 212 to prevent the terminal member 200 from being released.

Specifically, the front surface of the insulating body 100 is integrally formed with a boss portion 110, and the boss portion 110 is provided with a boss hole 111 for extending out the top of the contact head 202, which is highly reliable.

Specifically, the front surface of the insulating body 100 corresponding to the oblique section 230 is provided with a hollowed-out hole 112.

Specifically, a material pulling material belt matching part is arranged on one side of the insulating body 100, the end part of the material pulling material belt 300 can be embedded in the insulating body 100, and when injection molding is performed, the material pulling material belt 300 can be molded by a material pulling molding technology, so that the degree of automation is high. After molding, the portion of the batch material strip 300 exposed to the insulation body 100 is cut off.

Specifically, the back surface of the insulating body 100 is a window area corresponding to the oblique section 230 and the second planar section 220, and an insulating film is adhered to the window area.

In a specific application, the bottom of the contact head 202 may be optionally provided with an elastic member or integrally formed with an elastic arm, so as to further improve the contact elastic force of the contact head 202. The elastic member may be a spring or the like. Of course, the elastic member and the elastic arm may not be provided.

Specifically, the utility model also provides a manufacturing method of the electric connector, which comprises the following steps:

the terminal member 200 integrally formed by stamping and stretching a metal plate (copper plate) specifically includes: the copper plate is blanked and stretched to form the cantilever beam type terminal member 200 with the columnar contact. The first ends of the terminal members 200 of the same electrical connector are integrally connected with the same strip of material 240 to form a terminal assembly (as shown in fig. 6).

As shown in fig. 7, the main body of the insulating body 100 is molded in an injection mold, specifically, the main body of the insulating body 100 is connected with a batch belt 300 during injection molding, and the end of the batch belt 300 is embedded in the insulating body 100 to form a first semi-finished product assembly, which is beneficial to realizing automation.

As shown in fig. 8, the first semi-finished product assembly of fig. 7 and the terminal assembly of fig. 6 are placed in an injection mold, and the package portion 120 of the insulation body 100 may be formed by using an automatic material drawing injection molding technique, and as shown in fig. 9, the package portion 120 is integrally connected to the main body of the insulation body 100 to form the insulation body 100, and the package portion 120 may have a plate shape. The main body of the insulating body 100 may be provided with a preset hole, and when the packaging part 120 is formed, plastic may flow into the preset hole, so that the packaging part 120 is connected with the main body of the insulating body 100 more reliably. The main body of the insulative housing 100 and the package 120 fix the terminal assembly, and the first ends of the cantilever beam portions 201 of the terminal assembly are sandwiched between the main body of the insulative housing 100 and the package 120. As shown in fig. 10, an insulating film 400 for protecting the terminals is attached to the bottom surface of the insulating body 100, and then the excess tape is removed by punching, as shown in fig. 11, to obtain an electrical connector product.

The utility model also provides a mobile terminal, which comprises a mobile terminal body, wherein the mobile terminal body is provided with the electric connector, the electric connector is stable in contact, high in reliability and low in application cost, and the miniaturization design of the mobile terminal is facilitated.

The electric connector and the mobile terminal with the electric connector provided by the embodiment of the utility model have the advantages that the terminal component 200 has good elasticity, is favorable for keeping stable contact force, can be used for data transmission and larger current transmission, and the transversely arranged structure of the terminal component 200 is favorable for reducing the occupation of volume (thickness space), has small volume and is favorable for the light and thin design of the mobile terminal.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, or alternatives falling within the spirit and principles of the utility model.

Claims

1. The utility model provides an electric connector, its characterized in that includes insulator and by the integrative stamping stretch forming's of sheet metal terminal component, terminal component is provided with a plurality ofly, each terminal component interval arrangement and part inlay in insulator, terminal component includes cantilever beam portion and contact head, cantilever beam portion has relative first end and is close to than first end insulator positive second end, first end inlay in insulator, just first end part stretch out in insulator forms the link, contact head's bottom integrated into one piece in cantilever beam portion's second end, contact head's top protrusion in insulator's front.

2. The electrical connector of claim 1, wherein the cantilever portion has a first planar section, an oblique section, and a second planar section, two ends of the oblique section are integrally connected to the first planar section and the second planar section, respectively, the first planar section is located at the first end and is partially embedded in the insulating body, the second planar section is located at the second end, the second planar section is closer to the front surface of the insulating body than the first planar section, and the second planar section is integrally formed with the contact portion in a direction protruding from the front surface of the insulating body.

3. An electrical connector as in claim 1 wherein the contact head has a cylindrical shape or a truncated cone shape with a smaller top and a larger bottom.

4. An electrical connector as in claim 1 wherein the top of the contact header has an arcuate surface.

5. An electrical connector as in claim 2 wherein said first planar segment is provided with a through hole.

6. An electrical connector as in claim 2 wherein the first planar segment is provided with protrusions on both sides.

7. An electrical connector as in claim 2 wherein the front face of the housing is integrally formed with a boss portion provided with boss holes for extending the top of the contact header;

8. An electrical connector as in claim 1 wherein one side of the dielectric body is provided with a draw tape mating portion.

9. The electrical connector of claim 7, wherein the back surface of the insulative housing is a fenestration area corresponding to the angled section and the second planar section, and wherein an insulative film is applied to the fenestration area.

10. A mobile terminal comprising a mobile terminal body, characterized in that the mobile terminal body has an electrical connector according to any one of claims 1 to 9.