CN210489982U

CN210489982U - Improved board connector

Info

Publication number: CN210489982U
Application number: CN201920475865.1U
Authority: CN
Inventors: 张顺华; 马云青
Original assignee: Shenzhen Electric Connector Technology Co Ltd
Current assignee: Shenzhen Electric Connector Technology Co Ltd
Priority date: 2019-04-10
Filing date: 2019-04-10
Publication date: 2020-05-08
Anticipated expiration: 2029-04-10

Abstract

The utility model provides an improved board connector, which comprises an insulating body, a plurality of conductive terminals and a shielding shell, wherein the conductive terminals and the shielding shell are distributed on the insulating body; conductive terminal all possesses conductive terminal conflict portion, insulator possesses well island portion and the annular that sets up around this well island portion, conductive terminal conflict portion all set up in the well island portion, the shielding shell along the outward flange week of annular is laid annular guide portion all around. The utility model discloses a modified board connector not only the structure simplify, still have reliable shielding ground connection effect and higher anti destructive power.

Description

Improved board connector

Technical Field

The utility model belongs to the technical field of an electric connector and specifically relates to a board connector of modified transmission multichannel signal is related to.

Background

In electronic equipment such as a cellular phone, an electrical connector (or called a board connector) for a circuit board is often used in the circuit board to transmit signals (including multiple signals), however, in recent years, not only is the requirement for high frequency characteristics high, such as 5G communication requirements to be satisfied, but also the joint height between board connectors is required to be low and short and the structure is more reliable, so how to improve the structure of the board connector, ensure that the structure has sufficient damage resistance on the basis of achieving reasonable balance in the aspects of low and short board connector, higher reliability, good high frequency characteristics and the like, and prevent products from being damaged, so as to satisfy the application requirements of the industry.

SUMMERY OF THE UTILITY MODEL

Accordingly, an object of the present invention is to provide a board connector with a low profile, a reliable structure, and excellent high-frequency characteristics, which can prevent a product from being damaged in the process of mating and inserting.

The technical scheme of the utility model is that an improved board connector is provided, which comprises an insulating body, a plurality of conductive terminals and a shielding shell, wherein the conductive terminals are arranged on the insulating body; conductive terminal all possesses conductive terminal conflict portion, insulator possesses well island portion and the annular that sets up around this well island portion, conductive terminal conflict portion all set up in the well island portion, the shielding shell along the outward flange week of annular is laid annular guide portion all around.

Preferably, the lower edge of the annular guide portion bends downward to form at least one side wall portion.

Preferably, at least one of the side wall portions is provided with a snap-in portion protruding into the ring groove.

Preferably, the shielding shell includes a panel portion connected to the annular guiding portion and covering the upper surface of the insulating body, and side plate portions bent and extended downward from two opposite side edges of the panel portion and covering the outer side surface of the insulating body.

Preferably, the side plate portion is provided with an engaging portion that is engaged with the insulating body.

Preferably, the side plate portion is bent outward and extends horizontally to form a leg portion.

Preferably, the annular guide of the shield case is made of a metal plate material through a drawing process.

Preferably, the section of the annular guide portion of the shield case is a circular arc segment.

Preferably, the shielding case further includes an inner bent leg, and the inner bent leg and the panel portion clamp and fix the insulating body together in an up-down direction.

Preferably, the shield case is made of a metal plate material through an integral drawing process.

The utility model has the advantages that: compare in the insulator of traditional structure partly can expose in the working face of plug operation and probably receive the design of external force damage, the utility model discloses a shielding shell along the outward flange a week of annular is arranged around has been equipped with annular guide portion, except having improved the electromagnetism and has been noised the noise, because this annular guide portion and panel portion cladding in insulator with the working face region of other side connector plug, prevented effectively that insulator from directly receiving external force and strikeing to prevented that the product from being damaged. In addition, if the annular guide part is formed by adopting an integrated drawing process, the anti-damage capability of the structure can be further improved.

Drawings

Fig. 1 is a schematic perspective view of an improved board connector according to a preferred embodiment of the present invention.

Fig. 2 is a schematic perspective view of another angle of the improved board connector of fig. 1.

Fig. 3 is an exploded schematic view of the improved board connector of fig. 1.

Fig. 4(a) is a perspective view of a shield case of the improved board connector of fig. 1.

Fig. 4(b) is a schematic perspective view of the shielding case of fig. 4(a) at another angle.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention can be embodied in many different forms other than those specifically described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit and scope of the invention, and it is therefore not to be limited to the specific embodiments disclosed below.

It will be understood that when an element is referred to as being "secured to" 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.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Throughout this document, unless otherwise specified, it is specified that the side of the board connector on which the mating face of the counterpart connector (not shown in the drawings) is located is the upper side, and the side of the board connector on which the mounting face of the printed circuit board (not shown in the drawings) is located is the lower side.

As shown in fig. 1 to fig. 3, fig. 4(a) and fig. 4(b), the improved board connector 00 of the present invention includes an insulating housing 01, a plurality of conductive terminals 02 disposed on the insulating housing 01, and a shielding shell 03.

Here, the terminals 02 are made of conductive metal materials for transmitting signals, the number of the terminals is 5, and any number of the terminals can be used according to the number of groups of transmission signals, and of course, some conductive terminals 02 can also be used as a ground potential or a power supply potential for pursuing better transmission effect and realizing more functions. The conductive terminals 20 are arranged in a direction at a certain distance, the distance between them may be unequal, and all the conductive terminals 02 are fixed in the insulating body 01 by means of inserting. The shielding shell 03 is inserted outside the insulating body 01, so that the conductive terminals 02 are surrounded in the shielding shell, a signal shielding effect is achieved, and the electromagnetic noise resistance is improved.

As shown in fig. 3 in conjunction with fig. 1 and 2, the insulating body 01 is made of an insulating material, such as engineering plastic like LCP, and is substantially rectangular, and has a center portion 011 protruding outward and a ring groove 012 surrounding the center portion 011.

Further, the conductive terminals 02 include a conductive terminal abutting portion 02a at an upper side and a conductive terminal soldering portion 02b at a lower side. The conductive terminal abutting portions 02a are arranged in the island portion 011 at predetermined intervals for forming contact connection with corresponding terminals (not shown) of a counterpart connector; the conductive terminal soldering portion 02b extends horizontally from the bottom surface of the insulating body 01 and is exposed to be soldered and mounted on a circuit substrate. The conductive terminal abutting portion 02a and the conductive terminal soldering portion 02b are integrally formed by a stamping process.

As shown in fig. 4(a), 4(b) and fig. 1 to 3, the shielding shell 03 is made of a metal plate material with an equal thickness by an integral drawing process, and includes a hollow flat panel portion 031 and side plate portions 032 formed by bending and extending two opposite side edges of the flat panel portion 031 downward, so that the shielding shell 03 is substantially n-shaped as a whole. As shown in fig. 4(a), an integral annular guide portion 0311 is formed to extend along a side edge of the periphery of the hollow portion of the panel portion 031, and has a circular arc-shaped cross section. When the shielding shell 03 is assembled and fixed to the insulating body 01, the annular guiding portion 0311 is arranged along the outer edge of the ring groove 012 of the insulating body, the panel portion 031 is wrapped on the upper surface of the insulating body 01, and the side plate portion 032 is wrapped on the outer side surface of the insulating body 01. Thus, the board connector 00 forms a ring-shaped guiding portion 0311 with the mating socket of the mating connector (not shown), and the ring-shaped guiding portion 0311 is made of a metal material with a strong strength, so that the product is prevented from being damaged during the mating process. Meanwhile, the panel portion 031 and the annular guide portion 0311 conceal the entire portion of the insulating body 01, which may be exposed to the insertion operation surface, under the protection of a metal structure (as shown in fig. 1), thereby further preventing the insulating body 01 from being worn or damaged.

Referring to fig. 4(a) again, as shown in fig. 1, the lower edge of the annular guiding portion 0311 is bent downward to form at least one side wall portion 0312, as shown in fig. 1, the side wall portion 0312 is disposed to closely contact an inner wall surface of the annular groove 012 of the insulating body, and the side wall portion 0312 is provided with two engaging portions 0312a protruding into the annular groove 012, in this embodiment, the side wall portions 0312 are located on two opposite side surfaces extending along the length direction of the board connector. In order to ensure the tightness of the engagement with the counterpart connector and the reliability of the electrical connection, each of the sidewall portions 0312 is provided with two engaging portions 0312a spaced by a predetermined distance.

It should be noted that, in this embodiment, tongue-shaped side wall portions 0313 are disposed on two opposite side surfaces extending along the width direction of the board connector, and engaging portions 0313a are disposed on the inner surfaces of the vertical portions thereof for engaging with the counterpart connector, and the horizontal portions thereof (extending along the length direction of the board connector) are exposed at the bottom of the insulating body 01 to form intermediate solder legs 0313a for solder-mounting connection to the circuit board.

In addition, in order to further enhance the structural reliability, an engaging portion 032 engaged with the engaging mechanism 01a of the insulating housing is further provided at a lower portion of the side plate portion 032, so that the shielding case 03 is engaged with the insulating housing 01.

Secondly, in order to further improve the strength and reliability of the product cost structure, the lower end of the shielding shell 03 is further provided with an inward bent leg 0313, and the insulating body 01 is clamped by the inward bent leg 033 and the panel portion 031 together from the up-down direction, so that the shielding shell 03 is reliably fixed to the insulating body 01. In this embodiment, the four inward bending legs 0313 are disposed and distributed on the opposite sides of the long sides two by two, so as to achieve the best clamping and fixing effect. It should be noted that, the inner bent leg 0313 may be configured as a leg portion for soldering and mounting on the circuit substrate, so as to save space, and in other embodiments, the side plate portion 032 may be bent outward and extended horizontally to form a leg portion (not shown) for enhancing the bonding force with the circuit substrate.

To sum up, the utility model discloses a shield shell 03 along the outward flange week of annular 012 is arranged around the annular guide portion 0311 that adopts the integral type to draw to by this annular guide portion 0311 and panel portion 031 cladding in insulator 01 with the operation face region of other side connector plug, make board connector 00 have fine anti destructive power ability and reliable and stable structure.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. An improved board connector is characterized by comprising an insulating body, a plurality of conductive terminals and a shielding shell, wherein the conductive terminals are distributed on the insulating body; conductive terminal all possesses conductive terminal conflict portion, insulator possesses well island portion and the annular that sets up around this well island portion, conductive terminal conflict portion all set up in the well island portion, the shielding shell along the outward flange week of annular is laid annular guide portion all around.

2. An improved board connector as claimed in claim 1, wherein the lower edge of said annular guide portion is bent downward to form at least one side wall portion.

3. An improved board connector as claimed in claim 2, wherein at least one of said side wall portions is provided with a snap-in portion projecting into said annular groove.

4. The improved board connector as claimed in claim 2, wherein the shielding shell includes a panel portion connected to the annular guiding portion and covering the upper surface of the insulative housing, and side plate portions bent and extended downward from two opposite side edges of the panel portion and covering the outer side surface of the insulative housing.

5. The improved board connector as claimed in claim 4, wherein the side plate portion is provided with a clamping portion clamped to the insulating body.

6. An improved board connector as claimed in claim 4, wherein said side plate portions are bent outwardly and extended horizontally to form leg portions.

7. An improved board connector according to claim 1, characterized in that the annular guide portion of the shield shell is made of a metal plate material by a drawing process.

8. An improved board connector as claimed in claim 1, wherein the section of the annular guide portion of the shield shell is a circular arc segment.

9. The improved board connector according to claim 4, wherein said shield shell further includes an inner bent leg, and said inner bent leg and said panel portion hold said insulating body together from above and below.

10. An improved board connector as claimed in any one of claims 1 to 9, wherein said shielding shell is made of sheet metal by a one-piece drawing process.