CN209804978U - Electric connector - Google Patents

Abstract

The utility model relates to an electronic equipment field discloses an electric connector. The electric connector comprises an insulator and a shell, wherein the insulator comprises a base and a tongue plate, one end of the tongue plate is connected to the base, and the base is provided with a positioning flange; the shell comprises a top plate, a bottom plate and two side plates, a positioning groove matched with the positioning flange is formed in the joint of the top plate and the side plates, a first elastic arm is arranged on the top plate, a second elastic arm is arranged on the bottom plate, and the length of the second elastic arm is smaller than that of the first elastic arm. The electric connector provided by the utility model enhances the connection strength between the insulator and the shell, can effectively prevent the tongue plate from shaking when being connected with other electric appliance elements, enables other electric appliance elements connected with the tongue plate to be stably contacted, and improves the use experience of users; because second elastic arm is shorter than first elastic arm, second elastic arm can provide bigger plug power at public mother to inserting the in-process, has avoided unexpected disconnection in the use to cause personnel's injury and property loss.

Description

electric connector

Technical Field

The utility model relates to an electronic equipment field especially relates to an electric connector.

Background

Connectors, also known as connectors, plugs or sockets, are indispensable components in electronic equipment for connecting two active devices to transmit current or signals. The electrical connector generally includes an insulator, a plurality of terminals, and a housing, wherein the insulator has a base, a front end of the base protrudes forward to form a tongue plate, a terminal groove penetrating through a rear end of the base is formed in a lower surface of the tongue plate, the plurality of terminals are inserted into the terminal groove of the insulator, and the housing is wrapped outside the insulator.

however, the existing electrical connector has the following disadvantages: the insertion and extraction force in the process of the plug-in of the male and the female is too small, so that the connection is easily broken accidentally in the using process, and personnel injury and property loss are caused; because the tongue plate extends out of the front end of the base, the phenomenon that the insulator shakes relative to the shell easily occurs in the using process, and other parts connected with the tongue plate are unstable in contact.

SUMMERY OF THE UTILITY MODEL

based on the above problem, an object of the utility model is to provide an electric connector can increase the male and female plug power to inserting the in-process, increases the joint strength of insulator and casing.

In order to achieve the purpose, the utility model adopts the following technical proposal:

An electrical connector, comprising:

The insulator comprises a base and a tongue plate, wherein one end of the tongue plate is connected to the base, and the base is provided with a positioning flange;

The shell comprises a top plate, a bottom plate and two side plates, wherein a positioning groove matched with the positioning flange is formed in the joint of the top plate and the side plates, a first elastic arm is arranged on the top plate, a second elastic arm is arranged on the bottom plate, and the length of the second elastic arm is smaller than that of the first elastic arm.

as the utility model discloses an electric connector's preferred scheme, the base is provided with the guide block, the roof be provided with guide block complex guide way.

As the preferred scheme of the electric connector of the utility model, the bottom plate be provided with be used for with the butt board of base butt.

As the utility model discloses an electric connector's preferred scheme, the curb plate is provided with the locking arm, the base butt in during the butt joint board, the locking arm can with the base lock in on the casing.

As the utility model discloses an electric connector's preferred scheme, the base is provided with the arm that stretches out, the base butt in during the butt joint board, stretch out the arm can with the bottom surface laminating of bottom plate.

as the utility model discloses an electric connector's preferred scheme, the bottom plate is provided with the bending arm, the bending arm can with the cantilever arm lock in on the bottom plate.

As the preferred scheme of the electric connector of the utility model, the positioning flange with the positioning groove all is provided with two.

As a preferable aspect of the electrical connector of the present invention, the first elastic arm is provided with two.

as a preferable aspect of the electrical connector of the present invention, the second elastic arm is provided with two.

as a preferable aspect of the electrical connector of the present invention, a terminal is disposed on a side of the base facing away from the tongue plate.

the utility model has the advantages that:

The utility model provides an electric connector, through setting up the locating flange on the base of insulator, set up the positioning groove with locating flange complex at the junction of the roof of casing and curb plate, through the cooperation of locating flange and positioning groove, strengthened the joint strength of insulator and casing, can prevent effectively that the hyoplastron from producing when being connected with other electrical components and rocking, make other electrical components connected with the hyoplastron contact stably, improved user's use experience, avoided the accident that leads to because of contact failure or disconnection; through setting up first elastic arm at the roof, set up second elastic arm at the bottom plate, because second elastic arm is shorter than first elastic arm, the second elastic arm can provide bigger plug power at public mother to inserting the in-process, has avoided unexpected disconnection in the use and has caused personnel's injury and property loss.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.

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

Fig. 2 is an exploded view of an electrical connector according to an embodiment of the present invention;

Fig. 3 is a schematic structural diagram of a housing according to an embodiment of the present invention.

In the figure:

1-an insulator; 2-a shell; 3-a terminal;

11-a base; 12-tongue plate;

111-a locating flange; 112-a guide block; 113-a cantilever arm;

21-a top plate; 22-a base plate; 23-side plate;

211-positioning grooves; 212-a first resilient arm;

221-a second resilient arm; 222-an abutment plate; 223-bending arms;

231-locking arm.

Detailed Description

In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.

in the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The present embodiment provides an electrical connector for connecting two active devices to transmit current or signals, as shown in fig. 1-2, which includes an insulator 1 and a housing 2. The housing 2 functions as a protection and welding plate, and the insulator 1 functions as a fixing and insulating plate.

Specifically, the insulator 1 includes a base 11 and a tongue plate 12, one end of the tongue plate 12 is connected to the base 11, and the base 11 is provided with a positioning flange 111. For connection to other electrical components, the side of the base 11 facing away from the tongue 12 is optionally provided with a terminal 3, the terminal 3 serving as a conducting and soldering plate.

the housing 2 comprises a top plate 21, a bottom plate 22 and two side plates 23, the tops of the two side plates 23 are connected with the top plate 21, the bottoms of the two side plates 23 are connected with the bottom plate 22, and the connecting part of the top plate 21 and the side plates 23 is provided with a positioning groove 211 matched with the positioning flange 111. Through the cooperation of the positioning flange 111 and the positioning groove 211, the connection strength between the insulator 1 and the shell 2 is enhanced, the tongue plate 12 can be effectively prevented from shaking when being connected with other electrical elements, so that the other electrical elements connected with the tongue plate 12 are stably contacted, the use experience of a user is improved, and accidents caused by poor contact or disconnection are avoided. The top plate 21 is provided with a first resilient arm 212 and the bottom plate 22 is provided with a second resilient arm 221 (shown in fig. 3), the length of the second resilient arm 221 being less than the length of the first resilient arm 212. Because the second elastic arm 221 is shorter than the first elastic arm 212, the second elastic arm 221 can provide larger insertion and extraction force in the process of male-female opposite insertion, and personal injury and property loss caused by accidental disconnection in the use process are avoided. In this embodiment, in order to ensure that the force applied during the mutual insertion of the male and female members is uniform, optionally, two first elastic arms 212 are provided. Alternatively, two second elastic arms 221 are provided. In order to ensure that the stress is uniform when the insulator 1 and the shell 2 are assembled, optionally, two positioning flanges 111 and two positioning grooves 211 are arranged, and the two positioning flanges 111 are correspondingly clamped into the two positioning grooves 211 one by one, so that the assembly efficiency is improved, and the connection strength of the insulator 1 and the shell 2 is enhanced.

In order to facilitate the insertion of the insulator 1 into the housing 2, the base 11 is optionally provided with a guide block 112, and the top plate 21 is provided with a guide groove (not shown) engaged with the guide block 112, thereby improving the assembly efficiency by the engagement of the guide block 112 with the guide groove. To limit the depth of the insulator 1 protruding into the housing 2, the bottom plate 22 is optionally provided with an abutment plate 222 for abutment with the base 11. To prevent the insulator 1 from coming off the housing 2, optionally, the side plate 23 is provided with a locking arm 231, and when the base 11 abuts against the abutting plate 222, the locking arm 231 can lock the base 11 to the housing 2. Optionally, the base 11 is provided with a protruding arm 113, and when the base 11 abuts against the abutting plate 222, the protruding arm 113 can abut against the bottom surface of the bottom plate 22, and can support the bottom plate 22. To further enhance the connection strength of the insulator 1 and the housing 2, the base plate 22 is optionally provided with a bent arm 223, and the bent arm 223 can lock the protruding arm 113 to the base plate 22.

In the electrical connector provided by the embodiment, the positioning flange 111 is arranged on the base 11 of the insulator 1, the positioning groove 211 matched with the positioning flange 111 is arranged at the joint of the top plate 21 and the side plate 23 of the shell 2, and the matching between the positioning flange 111 and the positioning groove 211 enhances the connection strength between the insulator 1 and the shell 2, so that the tongue plate 12 can be effectively prevented from shaking when being connected with other electrical components, other electrical components connected with the tongue plate 12 are stably contacted, the use experience of a user is improved, and sudden accidents caused by poor contact or disconnection are avoided; through set up first elastic arm 212 at roof 21, set up second elastic arm 221 at bottom plate 22, because second elastic arm 221 is shorter than first elastic arm 212, second elastic arm 221 can provide bigger plug power at public mother to the plug in-process, has avoided unexpected disconnection in the use to cause personnel's injury and property loss.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments illustrated herein, but is capable of various obvious modifications, rearrangements and substitutions without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims (10)

1. an electrical connector, comprising:

The insulator (1) comprises a base (11) and a tongue plate (12), one end of the tongue plate (12) is connected to the base (11), and the base (11) is provided with a positioning flange (111);

Casing (2), including roof (21), bottom plate (22) and two curb plates (23), roof (21) with the junction of curb plate (23) be provided with locating flange (111) complex positioning groove (211), roof (21) are provided with first elastic arm (212), bottom plate (22) are provided with second elastic arm (221), the length of second elastic arm (221) is less than the length of first elastic arm (212).

2. The electrical connector of claim 1, wherein the base (11) is provided with a guide block (112), and the top plate (21) is provided with a guide groove that mates with the guide block (112).

3. electrical connector according to claim 1, characterized in that the bottom plate (22) is provided with an abutment plate (222) for abutment with the base (11).

4. The electrical connector according to claim 3, characterized in that the side plate (23) is provided with a locking arm (231), the locking arm (231) being capable of locking the base (11) to the housing (2) when the base (11) abuts against the abutment plate (222).

5. The electrical connector of claim 3, wherein the base (11) is provided with a projecting arm (113), and when the base (11) abuts against the abutting plate (222), the projecting arm (113) can abut against the bottom surface of the bottom plate (22).

6. Electrical connector according to claim 5, characterized in that the base plate (22) is provided with a bending arm (223), the bending arm (223) being able to lock the projecting arm (113) to the base plate (22).

7. The electrical connector of claim 1, wherein there are two of the positioning flange (111) and the positioning groove (211).

8. The electrical connector of claim 1, wherein the first resilient arm (212) is provided in two.

9. electrical connector according to claim 1, characterized in that the second resilient arm (221) is provided in two.

10. Electrical connector according to claim 1, characterized in that the side of the base (11) facing away from the tongue (12) is provided with a terminal (3).