CN213184677U

CN213184677U - Connector with stable contact point height

Info

Publication number: CN213184677U
Application number: CN202022398791.1U
Authority: CN
Inventors: 宋孟金; 刘飞
Original assignee: Dongguan Yifeng Precision Electronics Co ltd
Current assignee: Dongguan Yifeng Precision Electronics Co ltd
Priority date: 2020-10-26
Filing date: 2020-10-26
Publication date: 2021-05-11
Anticipated expiration: 2030-10-26

Abstract

The utility model discloses a connector of stable contact point height, including insulating base and a plurality of conductor, set up the holding cavity that supplies external connector male in the insulating base, the afterbody of holding cavity is seted up the confession conductor of a plurality of ranges and is pegged graft and fixed accepting groove, the conductor has relative first elastic arm and the second elastic arm that sets up at least, a tip of first elastic arm is arranged in the holding cavity, a tip of first elastic arm is equipped with the contact bump, be equipped with first stuck point on the first elastic arm, be equipped with the second stuck point on the second elastic arm, the conductor is through first stuck point, second stuck point and accepting groove inner wall interference fit, and the direction of the first elastic arm of perpendicular to, second elastic arm is the projection direction, first stuck point, second stuck point stagger each other in the projection direction. The utility model discloses a conductor is comparatively stable with external connector's contact point height, avoids having the risk of contact failure.

Description

Connector with stable contact point height

Technical Field

The utility model relates to an electric connector technical field, more specifically the connector of stable contact point height that says so.

Background

In an electronic device (such as a mobile phone), a Type-C port is generally required to be equipped for charging or information transmission. The connector used for connection in the existing Type-C port generally comprises an insulating base and a conductor, wherein an accommodating groove used for fixing the conductor and an accommodating cavity used for inserting an external connector are arranged in the insulating base, and the conductor is attached to the inner wall of the accommodating groove. The insulating base is generally made of plastic material, and the thickness of the inner wall of the accommodating groove is relatively thin, so that the clamping effect on the conductor is limited. In the process of inserting the external connector, the conductor may press the inner wall of the receiving groove, so that the pressed inner wall of the receiving groove is deformed, thereby causing the contact point of the conductor and the external connector to be unstable in height, and having a risk of poor contact.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a connector of stable contact point height, the utility model discloses a conductor is comparatively stable with external connector's contact point height, avoids having the risk of contact failure.

The technical scheme is as follows:

the utility model provides a connector of stable contact point height, includes insulating base and a plurality of conductor, set up in the insulating base and supply external connector male holding cavity, the afterbody of holding cavity sets up the supply conductor of a plurality of arrangements and pegs graft and fixed accepting groove, the conductor has relative first elastic arm and the second elastic arm that sets up at least, a tip of first elastic arm is arranged in the holding cavity, be equipped with the contact bump on a tip of first elastic arm, be equipped with first stuck point on the first elastic arm, be equipped with the second stuck point on the second elastic arm, the conductor is through first stuck point, second stuck point and accepting groove inner wall interference fit, and the direction of perpendicular to first elastic arm, second elastic arm is the projection direction, first stuck point, second stuck point stagger each other in the projection direction.

A matching cavity for the first elastic arm to penetrate and extend is arranged between the accommodating cavity and the accommodating groove, and one end of the first elastic arm penetrates through the matching cavity and then is arranged in the accommodating cavity.

The second elastic arm is provided with a first reference surface, the accommodating groove is internally provided with a second reference surface, and the first reference surface is attached to the second reference surface.

The extending directions of the first reference surface and the second reference surface are crossed with the plugging direction of the conductor.

A first limiting part is arranged between the first elastic arm and the second elastic arm, a second limiting part is arranged at the corresponding position of the insulating base, and the conductor is connected with the insulating base through the first limiting part and the second limiting part.

The first limiting part is a limiting groove, and the second limiting part is a protruding part matched with the limiting groove; or the first limiting part is a convex part, and the second limiting part is a limiting groove matched with the convex part.

The conductor is integrally formed by punching a metal piece.

The conductor further comprises a first connecting arm and a second connecting arm, the first elastic arm is connected with the second elastic arm through the first connecting arm and the second connecting arm, and a gap is formed between the first connecting arm and the second connecting arm.

The advantages or principles of the invention are explained below:

the conductor of the connector is in interference fit with the inner wall of the accommodating groove through the first clamping point and the second clamping point, after the conductor is matched with the insulating base, the inner wall of the accommodating groove radially extrudes the first clamping point and the second clamping point, and the first clamping point and the second clamping point generate radial compressive stress due to extrusion of the inner wall of the accommodating groove. Because the first clamping point and the second clamping point are mutually staggered in the projection direction, and the stress centers of the first clamping point and the second clamping point are mutually staggered in the projection direction, the first clamping point and the second clamping point can form torsional stress on the conductor when being extruded, and the torsional stress can push up the contact salient point. In the process of inserting the external connector into the accommodating cavity, due to the existence of torsional stress, the height of the contact salient point is stable, the contact salient point is prevented from displacing, and the contact between the external connector and the conductor is more stable.

Drawings

Fig. 1 is a cross-sectional view of a conductor and an insulating base of an embodiment of the invention;

fig. 2 is a schematic structural view of a conductor according to an embodiment of the present invention;

fig. 3 is a schematic view of the assembly of a conductor and an insulating base according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a conductor and an insulating base according to an embodiment of the present invention;

description of reference numerals:

10. an insulating base; 20. a conductor; 30. an accommodating cavity; 40. an accommodating groove; 21. a first resilient arm; 22. a second resilient arm; 211. a first stuck point; 221. a second stuck point; 50. a mating cavity; 222. a first reference plane; 41. a second reference plane; 60. a first limiting part; 23. a second limiting part; 24. a first connecting arm; 25. a second connecting arm; 26. the bumps are contacted.

Detailed Description

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "center", "inner", 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 simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. 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, and may be, for example, fixedly connected, detachably connected, or integrally 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 by those of ordinary skill in the art through specific situations.

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

As shown in fig. 1 to 4, the present embodiment discloses a connector with stable contact height, which includes an insulating base 10 and a plurality of conductors 20, wherein a receiving cavity 30 for inserting an external connector is formed in the insulating base 10, and a plurality of receiving slots 40 arranged at the tail of the receiving cavity 30 for inserting and fixing the conductors 20 are formed in the receiving slot. The conductor 20 has a first elastic arm 21 and a second elastic arm 22 disposed oppositely, one end of the first elastic arm 21 is disposed in the accommodating cavity 30, and one end of the first elastic arm 21 is disposed with a contact bump 26. The first elastic arm 21 is provided with a first fastening point 211, the second elastic arm 22 is provided with a second fastening point 221, and the conductor 20 is in interference fit with the inner wall of the accommodating groove 40 through the first fastening point 211 and the second fastening point 221. The direction perpendicular to the first elastic arm 21 and the second elastic arm 22 is a projection direction, and the first stuck point 211 and the second stuck point 221 are mutually staggered in the projection direction.

The first clamping point 211 and the second clamping point 221 may be partially staggered in the projection direction, the first clamping point 211 and the second clamping point 221 may be completely staggered in the projection direction, and the first clamping point 211, the second clamping point 221 and the stress center inside the accommodating groove 40 may be staggered in the projection direction.

After the conductor 20 of the present embodiment is matched with the insulating base 10, the inner wall of the receiving cavity 40 radially presses the first contact point 211 and the second contact point 221, as shown by the arrow direction in fig. 1, the first contact point 211 and the second contact point 221 generate a radial compressive stress due to the pressing of the inner wall of the receiving cavity 40. Because the first clamping point 211 and the second clamping point 221 are mutually staggered in the projection direction, and the stress centers of the first clamping point 211 and the second clamping point 221 are mutually staggered in the projection direction, the first clamping point 211 and the second clamping point 221 can form torsional stress on the conductor 20 when being extruded, and the torsional stress can push the contact bump 26 higher. In the process of inserting the external connector into the accommodating cavity 30, the height of the contact bump 26 is stable due to the existence of the torsional stress, so that the height of the contact point is stable, the contact bump 26 is prevented from being displaced, and the contact between the external connector and the conductor 20 is more stable.

A matching cavity 50 for the first elastic arm 21 to pass through and extend is arranged between the accommodating cavity 30 and the accommodating groove 40, and one end of the first elastic arm 21 passes through the matching cavity 50 and then is placed in the accommodating cavity 30.

The second elastic arm 22 is provided with a first reference surface 222, the accommodating groove 40 is provided with a second reference surface 41, and the first reference surface 222 is attached to the second reference surface 41. The first reference surface 222 and the second reference surface 41 are arranged such that the first elastic arm 21 freely penetrates and extends in the matching cavity 50 when the conductor 20 is fixedly inserted into the insulation base 10. The first reference surface 222 and the second reference surface 41 are attached to each other, so that the conductor 20 is positioned when being inserted into the insulation base 10, which is beneficial to assembling the conductor 20 and the insulation base 10.

The extending directions of the first reference surface 222 and the second reference surface 41 are intersected with the plugging direction of the conductor 20, so that certain limiting effect can be achieved on plugging of the conductor 20, the conductor 20 can be plugged accurately, plugging dislocation cannot occur, and the plugging accuracy of the conductor 20 is improved.

In order to further limit the position of the conductor 20, a first limiting portion 60 is disposed between the first elastic arm 21 and the second elastic arm 22, a second limiting portion 23 is disposed at a corresponding position of the insulating base 10, and the conductor 20 is connected to the insulating base 10 through the first limiting portion 60 and the second limiting portion 23. In the process of inserting the conductor 20, when the first position-limiting portion 60 contacts the second position-limiting portion 23, the conductor 20 is inserted in place.

In one embodiment, the first position-limiting portion 60 may be a position-limiting groove, and the second position-limiting portion 23 may be a protrusion matching with the position-limiting groove. In another embodiment, the first position-limiting portion 60 may be a protrusion, and the second position-limiting portion 23 may be a position-limiting groove matching with the protrusion.

The conductor 20 is integrally manufactured by punching a metal piece, and the conductor 20 manufactured by the method is not easy to deform, is convenient to assemble and produce and improves the production efficiency.

In order to realize the connection between the first elastic arm 21 and the second elastic arm 22, the conductor 20 further includes a first connecting arm 24 and a second connecting arm 25, the first elastic arm 21 and the second elastic arm 22 are connected through the first connecting arm 24 and the second connecting arm 25, and a gap is provided between the first connecting arm 24 and the second connecting arm 25.

The embodiment of the present invention is not limited to this, according to the above-mentioned content of the present invention, the common technical knowledge and the conventional means in the field are utilized, without departing from the basic technical idea of the present invention, the present invention can also make other modifications, replacements or combinations in various forms, all falling within the protection scope of the present invention.

Claims

1. The utility model provides a connector of stable contact point height, includes insulating base and a plurality of conductor, set up in the insulating base and supply external connector male holding cavity, the afterbody of holding cavity sets up the accepting groove that a plurality of confession conductors of arranging peg graft and fix, its characterized in that, the conductor has relative first elastic arm and the second elastic arm that sets up at least, the tip of first elastic arm is arranged in the holding cavity, the tip of first elastic arm is equipped with the contact bump, be equipped with first stuck point on the first elastic arm, be equipped with the second stuck point on the second elastic arm, the conductor is through first stuck point, second stuck point and accepting groove inner wall interference fit, and the direction of perpendicular to first elastic arm, second elastic arm is the projection direction, first stuck point, second stuck point stagger each other in the projection direction.

2. The connector for stabilizing contact point height according to claim 1, wherein a mating cavity is disposed between the receiving cavity and the receiving slot for the first elastic arm to pass through and extend, and one end of the first elastic arm is disposed in the receiving cavity after passing through the mating cavity.

3. The connector for stabilizing contact point height of claim 1, wherein said second resilient arm has a first reference surface, and said receiving cavity has a second reference surface, said first reference surface and said second reference surface being in contact with each other.

4. The connector for stabilizing contact point height according to claim 3, wherein the first reference surface and the second reference surface extend in a direction intersecting the plugging direction of the conductors.

5. The connector for stabilizing contact point height according to any one of claims 1 to 4, wherein a first position-limiting portion is disposed between the first elastic arm and the second elastic arm, a second position-limiting portion is disposed at a corresponding position of the insulating base, and the conductor is connected to the insulating base through the first position-limiting portion and the second position-limiting portion.

6. The connector for stabilizing contact point height according to claim 5, wherein said first position-limiting portion is a position-limiting groove, and said second position-limiting portion is a projection portion matching with said position-limiting groove; or the first limiting part is a convex part, and the second limiting part is a limiting groove matched with the convex part.

7. The connector of claim 1, wherein the conductor is integrally formed by punching a metal member.

8. The connector for stabilizing contact point height of claim 1, wherein said conductor further comprises a first connecting arm and a second connecting arm, said first resilient arm and said second resilient arm being connected by said first connecting arm and said second connecting arm, and a gap being provided between said first connecting arm and said second connecting arm.