U-shaped shielding terminal structure of board end connector

Abstract

The utility model discloses a U-shaped shielding terminal structure of a board end connector, which comprises a U-shaped shielding terminal main body, the shielding terminal main body is also provided with a cross arm used for being contacted with the back of an adjacent shielding terminal main body, the cross arm is provided with a contact bulge, and the shielding terminal main body is also provided with a wiring pin; the two sides of the shielding terminal body are provided with elastic contact pieces which are bent outwards, and the front ends of the elastic contact pieces are provided with guide parts which are bent inwards. The shielding terminal main body is provided with an accommodating groove for accommodating the elastic contact piece when the elastic contact piece elastically deforms inwards; according to the utility model, the front end of the elastic contact piece is provided with the guide part which is bent inwards, and the guide part plays a role in guiding, so that the elastic contact piece is driven to elastically deform inwards under the action of the guide part when the connector is in butt joint with a plug-in end, and the elastic contact piece abuts against a shielding structure on the plug-in end.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical fields of connector related, specifically is a board end connector U type shielding terminal structure. BACKGROUND

[0002] The backboard connector is part of a typical electronic system of module physical connection. Complex systems rely on wires, traces and connectors on the backboard to handle a large amount of high-speed data flow. High-speed backboard connectors play an important role in communication between multiple backboard modules; with the development of science and technology, the performance requirement of high-speed signal transmission is higher and higher; and the existing connector U type shielding terminal cannot meet the performance requirement, the shielding structure between the connector male head and the connector female head cannot be connected as a whole after the connector male head and the connector female head are plugged, leading to poor shielding effect, and a new structure is required to support the performance transmission requirement. SUMMARY

[0003] To solve the defects in the prior art, the utility model provides a board end connector U type shielding terminal structure.

[0004] To solve the above technical problems, the utility model provides the following technical scheme:

[0005] The utility model discloses a board end connector U type shielding terminal structure, including the shielding terminal main part of U shape, still be equipped with the horizontal arm for with the back of the shielding terminal main part of adjacent shielding terminal main part contact on the shielding terminal main part, and be equipped with the contact convex on the horizontal arm, still be equipped with the binding post on the shielding terminal main part, the both sides of shielding terminal main part are equipped with the elastic contact piece that bends outward, and the front end of elastic contact piece is equipped with the guide portion that bends inward.

[0006] As a preferred technical scheme of the utility model, the bottom of the horizontal arm is further provided with a downward insertion guide piece.

[0007] As a preferred technical scheme of the utility model, the shielding terminal main part is provided with a positioning groove that does not penetrate the shielding terminal main part at the bottom of the receiving groove, and the bottom of the elastic contact piece is provided with a positioning piece embedded into the positioning groove, and the positioning piece is welded with the shielding terminal main body.

[0008] As a preferred technical scheme of the utility model, the end of the guide portion is an arc-shaped end.

[0009] As a preferred technical scheme of the utility model, the elastic contact piece and the plug-in end shielding structure are in contact with each other.

[0010] The utility model has the advantages of:

[0011] The U-shaped shielding terminal structure of the board end connector is provided with elastic contact pieces bent outward on both sides of the shielding terminal body, and the front end of the elastic contact piece is provided with a guide part bent inward, so that after being connected with the counter-plug end, the elastic contact piece is connected with the shielding structure of the counter-plug end to effectively reduce the backflow of high-speed products and improve the data transmission performance. The front end of the elastic contact piece is provided with a guide part bent inward, which plays a guiding role, so that when connected with the counter-plug end, the elastic contact piece is driven to elastically deform inward under the action of the guide part and abuts against the shielding structure of the counter-plug end. BRIEF DESCRIPTION OF DRAWINGS

[0012] The accompanying drawings are included to provide a further understanding of the present application, and constitute a part of the specification, illustrate the present application and explain the principles of the present application, and do not constitute a limitation of the present application. In the drawings:

[0013] Figure 1 is a structural schematic view of the U-shaped shielding terminal structure of the board end connector of the present application;

[0014] Figure 2 is a structural schematic view of the positioning groove of the U-shaped shielding terminal structure of the board end connector of the present application;

[0015] Figure 3 is a schematic view of the elastic contact piece of the U-shaped shielding terminal structure of the board end connector of the present application abutting against the shielding structure of the counter-plug end.

[0016] In the drawings: 1, shielding terminal body; 2, cross arm; 3, contact protrusion; 4, wiring pin; 5, elastic contact piece; 6, guide part; 7, receiving groove; 8, insertion guide piece; 9, positioning groove; 10, positioning piece; 11, counter-plug end; 12, shielding structure. DETAILED DESCRIPTION

[0017] The preferred embodiments of the present application will be described below with reference to the accompanying drawings, and it should be understood that the preferred embodiments described herein are only used to illustrate and explain the present application, and do not limit the present application.

[0018] Embodiment: as Figure 1 , Figure 2 , Figure 3As shown, the utility model discloses a board end connector U type shielding terminal structure, including the shielding terminal main body 1 of U character, still be equipped with the horizontal arm 2 of the back of the shielding terminal main body 1 for with adjacent shielding terminal main body 1 contact on the shielding terminal main body 1, and be equipped with the contact protrusion 3 on the horizontal arm 2, still be equipped with the wiring pin 4 on the shielding terminal main body 1, the two sides of the shielding terminal main body 1 are equipped with the elastic contact piece 5 that bends outward, and the front end of the elastic contact piece 5 is equipped with the guide portion 6 that bends inward, the receiving groove 7 that is equipped with on the shielding terminal main body 1 when the elastic contact piece 5 bends inward elastically and stores the elastic contact piece 5, the two sides of the shielding terminal main body 1 are equipped with the elastic contact piece 5 that bends outward, and the front end of the elastic contact piece 5 is equipped with the guide portion 6 that bends inward, so after with the plug-in end 11 plug-in, the elastic contact piece 5 will with the shielding structure 12 of the plug-in end 11 mutual contact and be connected as a whole, effectively reduce the reflow of high-speed product, improve data transmission performance.

[0019] Wherein, the bottom of horizontal arm 2 still be equipped with the downward insertion guide piece 8, facilitate assembly.

[0020] Wherein, the shielding terminal main body 1 in the bottom of receiving groove 7 is equipped with the positioning groove 9 that does not penetrate the shielding terminal main body 1, and the bottom of the elastic contact piece 5 is equipped with the positioning piece 10 that is embedded into the positioning groove 9, and the positioning piece 10 is welded with the shielding terminal main body 1, this customizes the elastic contact piece 5, so that the thickness of the elastic contact piece 5 is thinner, so facilitate deformation.

[0021] Wherein, the end of guide portion 6 is arc-shaped end, so in the process of production and manufacture, the princess personnel is not easy to scratch.

[0022] Wherein, the elastic contact piece 5 and the shielding structure 12 on the plug-in end 11 mutual contact.

[0023] When working, the board end connector U type shielding terminal structure, the two sides of the shielding terminal main body 1 are equipped with the elastic contact piece 5 that bends outward, and the front end of the elastic contact piece 5 is equipped with the guide portion 6 that bends inward, so after with the plug-in end 11 plug-in, the elastic contact piece 5 will with the shielding structure 12 of the plug-in end 11 mutual contact and be connected as a whole, effectively reduce the reflow of high-speed product, improve data transmission performance. And the front end of the elastic contact piece 5 is equipped with the guide portion 6 that bends inward, plays the role of guide, so when with the plug-in end 11 butt joint, under the action of guide portion 6, drive the elastic contact piece 5 to bend inward elastically, and with the shielding structure 12 on the plug-in end 11 mutual resistance.

[0024] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for the equivalent replacement of part of the technical features of the technical solutions recorded in the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, shall be included within the scope of the present application.

Claims

1. A U-shaped shield terminal structure for a board end connector, comprising a U-shaped shield terminal body (1), a cross arm (2) for contacting the back of an adjacent shield terminal body (1) being further provided on the shield terminal body (1), a contact protrusion (3) being further provided on the cross arm (2), and a wiring pin (4) being further provided on the shield terminal body (1) ; characterized in that: The shielding terminal body (1) is provided with elastic contact pieces (5) which are bent outward on both sides, and the front end of the elastic contact pieces (5) is provided with a guide part (6) which is bent inward; the shielding terminal body (1) is provided with a receiving groove (7) which receives the elastic contact pieces (5) when the elastic contact pieces (5) are elastically deformed inward.

2. The plate connector U-shaped shield terminal structure according to claim 1, wherein The bottom of the cross arm (2) is further provided with a downward insertion guide piece (8).

3. The board-to-connector U-shaped shield terminal structure of claim 1 wherein: The shielding terminal body (1) is provided with a positioning groove (9) which does not penetrate the shielding terminal body (1) at the bottom of the receiving groove (7), and the bottom of the elastic contact piece (5) is provided with a positioning piece (10) which is embedded into the positioning groove (9), and the positioning piece (10) is welded with the shielding terminal body (1).

4. The board-to-connector U-ground terminal structure of claim 1 wherein: The end of the guide part (6) is an arc-shaped end.

5. The board-to-connector U-ground terminal structure of claim 1 wherein: The elastic contact pieces (5) are in contact with a shielding structure (12) on the counter-connection end (11).

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