CN201402883Y - Electric connector and metal shell thereon - Google Patents

Abstract

The utility model relates to the technical field of electric connectors, in particular to an electric connector and a metal shell thereon; the metal shell comprises a main shell made of thin metal plates, the upper panel of the main shell is provided with a concave part parallel to the plugging direction of the electric connector, the main shell is divided into a left functional shell and a right functional shell by the concave part, and the concave part is fixedly connected with the lower panel of the main shell through bending feet; the lower concave part on the upper panel of the main shell is firmly connected with the lower panel, so that the main shell cannot be opened, and the main shell cannot deform in the plugging process; the electric connector comprises a rubber core, a terminal and the metal shell, wherein the terminal is fixed in the rubber core, and the rubber core is respectively arranged in a left functional shell and a right functional shell of the main shell; the main shell of the electric connector can not be opened, so that the terminal and the conductor of the wire rod are ensured to have good electric connection performance, and the electric connection of the electric connector is more stable and reliable.

Description

Electrical connector and metal housing on it

Technical field:

The utility model relates to the technical field of electrical connectors, in particular to an electrical connector and a metal shell thereon.

Background technique:

USB connectors are widely used in the field of data transmission and charging of electronic products. In order to meet the development requirements of miniaturization and multi-function of electronic products, new types of USB connectors are constantly being developed, such as USB 3.0 series connectors, USB3. 0 can provide a transfer rate of up to 5Gbps and is backward compatible with USB 2.0. Among them, the electrical connector includes a main shell made of thin metal plate, the main shell is straight from front to back, the upper panel of the main shell has a lower concave part parallel to the insertion direction of the electrical connector, the main shell The lower concave part is separated into a left functional housing and a right functional housing. There is no contact between the lower concave part and the lower panel, and there is no corresponding connection between the lower concave part and the lower panel. An effective constraint, there will be an opening phenomenon between the lower concave part and the lower panel, especially during the plugging and use of the electrical connector, the main housing of the electrical connector will be opened, and the electrical connector will be deformed to a certain extent , affecting the plugging use of electrical connectors. More seriously, it will affect the electrical connection performance between the terminal and the wire in the electrical connector, especially for the electrical connector in which the terminal is electrically connected to the conductor of the wire through a piercing structure. The main shell will be opened, and the front rubber core cannot force the terminal to penetrate into the core wire. There is no strong constraint between the terminal and the core wire, and the conductors of the terminal and the wire often have poor contact, resulting in frequent electrical connectors. There is a phenomenon of poor contact, or even a phenomenon that the terminal and the wire cannot be conducted, which affects the normal use of the electrical connector.

In addition, since the main housing of the electrical connector will be opened, the cable rubber core installed at the rear end of the main housing will also be affected. The cable rubber core cannot be firmly fixed on the rear end of the housing, which also affects the electrical connector. normal use, degrade the performance of electrical connectors.

Utility model content:

The purpose of the utility model is to provide a metal shell of an electrical connector to solve the disadvantages of the prior art. The connection between the concave part on the upper panel and the lower panel is firm, so as to ensure that the main shell will not be opened.

Another purpose of the utility model is to provide an electrical connector for the deficiencies of the prior art. The main housing of the electrical connector will not be opened to ensure a good electrical connection performance between the terminal and the conductor of the wire, so that The electrical connection of the electrical connector is more stable and reliable.

In order to achieve the above object, the utility model is achieved through the following technical solutions:

A metal shell of an electrical connector, which includes a main shell made of a thin metal plate, the upper panel of the main shell has a concave portion parallel to the insertion direction of the electrical connector, and the main shell is separated by the concave portion A left functional shell and a right functional shell are formed, and the lower concave part is fixedly connected with the lower panel of the main shell through bent feet.

The lower recess and the lower panel of the main housing are respectively provided with notches, and a bending foot is respectively extended from the front end and the rear end of the notch of the lower panel. Press and cover the upper surface of the lower concave part.

The notches are respectively opened in the lower recess and the rear end of the lower panel.

The lower surface of the lower recess is in close contact with the upper surface of the lower panel of the main casing.

A bending foot is extended from the rear end of the lower panel of the main casing, and the bending foot is folded toward the inner side of the main casing and pressed on the upper surface of the tail end of the lower recess.

The electrical connector includes a rubber core, a terminal and the above-mentioned metal shell, the terminal is fixed in the rubber core, and the rubber core is respectively arranged in the left functional shell and the right functional shell of the main shell.

The electrical connector also includes a pair of elastic anti-disengagement feet. The front ends of the anti-disengagement feet protrude from the window on the lower panel of the left functional housing, and the front ends of the anti-disengagement feet are formed with hook bodies.

Beneficial effects of the utility model: the utility model comprises a main shell made of a thin metal plate, the upper panel of the main shell has a lower concave part parallel to the insertion direction of the electrical connector, and the main shell is divided into two parts by the lower concave part. For the left functional housing and the right functional housing, the lower concave part is fixedly connected to the lower panel of the main housing through bending feet; the lower concave part on the upper panel of the main housing is firmly connected to the lower panel, and the main housing will not be Open to ensure that the main shell will not be deformed during the insertion process.

Another beneficial effect of the utility model: the electrical connector includes a rubber core, a terminal and the above-mentioned metal shell, the terminal is fixed in the rubber core, and the rubber core is respectively arranged in the left functional shell and the right functional shell of the main shell; The main housing of the electrical connector will not be opened during plugging and use, and the main housing will not be deformed due to opening, ensuring good electrical connection performance between the terminal and the conductor of the wire, and the electrical connector can The components such as the front rubber core and the cable rubber core are firmly fixed, and the front rubber core and the cable rubber core will not loosen, making the electrical connection of the electrical connector more stable and reliable.

Description of drawings:

Accompanying drawing 1 is the structural representation of the utility model embodiment one;

Accompanying drawing 2 is the structure schematic diagram of another angle of view of the utility model embodiment;

Accompanying drawing 3 is the top view of the utility model embodiment one;

Accompanying drawing 4 is the structural representation of the utility model embodiment two;

Accompanying drawing 5 is the sectional view of AA section among accompanying drawing 4;

Accompanying drawing 6 is the structural schematic diagram of the second embodiment of the utility model from another angle of view.

Detailed ways:

Embodiment one

The metal shell of the electrical connector, see accompanying drawings 1 to 3, it includes the main shell 1 that is made of thin metal plate, the upper panel of the main shell 1 has a lower concave portion 2 parallel to the insertion direction of the electrical connector , the main housing 1 is divided into a left functional housing 1a and a right functional housing 1b through the lower concave part 2, the lower concave part 2 is fixedly connected with the lower panel 4 of the main housing 1 through the bending feet 3, and the lower surface of the lower concave part 2 is tight Paste the upper surface of the lower panel 4 of the main casing 1 .

It is further pointed out that the lower recess 2 and the lower panel 4 of the main housing 1 are respectively provided with notches 5 , and the notches 5 are provided at the rear ends of the lower recess 2 and the lower panel 4 respectively. A bending leg 3 extends from the front end and the rear end of the notch 5 of the lower panel 4 respectively, and the two bending legs 3 respectively pass through the notch 5 of the lower concave portion 2 and are folded and pressed on the upper surface of the lower concave portion 2 . The gap 5 provided on the lower recess 2 and the lower panel 4 does not affect the normal use of the electrical connector, nor does it affect the various characteristics of the electrical connector, and then the lower recess 2 is fixed on the lower panel 4 by bending the feet 3, The design is ingenious, the structure is simple, and the lower concave part 2 can be effectively fixed on the lower panel 4. A strong constraint is obtained between the lower concave part 2 and the lower panel 4, which effectively prevents the main housing 1 from opening when plugged in. The electrical connector can firmly fix the front rubber core and the cable rubber core and other components, and the front rubber core and the cable rubber core will not loosen, ensuring good electrical connection performance between the terminal and the conductor of the wire. Make the electrical connection of the electrical connector more stable and reliable.

A bending foot 3 extends from the rear end of the lower panel 4 of the main casing 1 , and the bending foot 3 is folded toward the inner side of the main casing 1 and pressed onto the upper surface of the rear end of the lower concave portion 2 . The design of the bending foot 3 extending from the rear end of the lower panel 4 makes the connection between the lower concave part 2 on the upper panel and the lower panel 4 more firm, further ensuring that the main housing 1 will not be opened, and ensuring that the main housing 1 There will be no deformation during the insertion process.

Embodiment two

The electrical connector is shown in Figures 4 to 6 . The electrical connector includes a rubber core 8 , terminals and the above-mentioned metal shell, and the terminals are fixed in the rubber core 8 . The main housing 1 is divided into a left functional housing 1 a and a right functional housing 1 b through a lower concave part 2 , and the lower concave part 2 is fixedly connected to the lower panel 4 of the main housing 1 through a bent foot 3 . The rubber cores 8 are respectively arranged in the left functional housing 1 a and the right functional housing 1 b of the main housing 1 . Wherein, the metal shell is the same as that of the first embodiment, and will not be repeated here.

It is further pointed out that the electrical connector also includes a pair of elastic anti-off clamp feet 6, the front end of the anti-off clamp feet 6 protrudes from the window on the lower panel 4 of the left functional housing 1a, and the anti-off clamp feet 6 The front end is formed with a hook body 7, which is used to prevent the electrical connector from falling out of the interface mated with it.

The main housing 1 of the electrical connector will not be opened, which ensures good electrical connection performance between the terminal and the conductor of the wire, and makes the electrical connection of the electrical connector more stable and reliable.

The above is only a preferred embodiment of the utility model, so all equivalent changes or modifications made according to the structure, features and principles described in the utility model patent application scope are all included in the utility model patent application scope .

Claims (7)

1, a kind of metal shell of electric connector, it comprises the main casing of being made by metal sheet (1), the top panel of main casing (1) has a lower concave part (2) that is parallel to the grafting direction of electric connector, main casing (1) is separated into left function housing (1a) and right function housing (1b) through lower concave part (2), it is characterized in that: lower concave part (2) is affixed with the lower panel (4) of main casing (1) by bending leg (3).

2, the metal shell of a kind of electric connector according to claim 1, it is characterized in that: offer breach (5) respectively on the lower panel (4) of described lower concave part (2) and main casing (1), the front-end and back-end of the breach (5) of lower panel (4) are extended a bending leg (3) respectively, and two bending legs (3) cover upper surface in lower concave part (2) after passing the breach (5) of lower concave part (2) and turnover respectively.

3, the metal shell of a kind of electric connector according to claim 2 is characterized in that: described breach (5) is opened in the back-end location of lower concave part (2) and lower panel (4) respectively.

4, the metal shell of a kind of electric connector according to claim 3 is characterized in that: the lower surface of described lower concave part (2) is close to the upper surface of the lower panel (4) of main casing (1).

5, according to the metal shell of the described a kind of electric connector of one of claim 1 to 4, it is characterized in that: a bending leg (3) is extended in the rear end of the lower panel (4) of described main casing (1), and bending leg (3) covers the upper surface at the tail end of lower concave part (2) after the interior side direction turnover of main casing (1).

6, a kind of electric connector, electric connector comprises glue core (8) and terminal, terminal is fixed in the glue core (8), it is characterized in that: electric connector also comprises the described metal shell of one of claim 1 to 4, and glue core (8) is separately positioned in the left function housing (1a) and right function housing (1b) of main casing (1).

7, a kind of electric connector according to claim 6, it is characterized in that: described electric connector also comprises a pair of flexible anticreep card base (6), stretch out the window of the front end of anticreep card base (6) from the lower panel (4) of left function housing (1a), the front end of anticreep card base (6) forms coupler body (7).

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