CN109638569B

CN109638569B - Impedance matching odd-even module

Info

Publication number: CN109638569B
Application number: CN201910085064.9A
Authority: CN
Inventors: 代秀云; 赵鹏; 何洪; 张洺诚; 邱雪梅
Original assignee: Sichuan Huafeng Technology Co Ltd
Current assignee: Sichuan Huafeng Technology Co Ltd
Priority date: 2019-01-18
Filing date: 2019-01-18
Publication date: 2023-10-10
Anticipated expiration: 2039-01-18
Also published as: CN109638569A

Abstract

The application discloses an impedance matching odd-even module, which comprises an odd module and an even module, wherein the odd module is provided with a plurality of odd module differential wiring cavities for arranging a second wiring group, the even module is provided with a plurality of even module differential wiring cavities for arranging a first wiring group, the odd module differential wiring cavities and the even module differential wiring cavities are distributed in a staggered way, the even module opposite to the odd module differential wiring cavities is provided with a first bulge structure, and the odd module opposite to the even module differential wiring cavities is provided with a second bulge structure. The odd-even module of the application changes the transmission medium of the differential pair from air into an insulator with a cavity formed by the odd module and the first bulge structure and the even module and the second bulge structure through the first bulge structure and the second bulge structure, thereby matching the impedance of the electric connector.

Description

Impedance matching odd-even module

Technical Field

The application relates to an electric connector, in particular to an impedance matching parity module.

Background

Besides meeting the general performance requirements, the electric connector is required to meet the requirements of good contact, reliable work and convenient maintenance.

The high-speed backboard connector is used for large-scale communication equipment, ultra-high performance servers, supercomputers, industrial computers, high-end storage equipment and the like, and the market scale of the high-speed connector is rapidly grown along with the rapid development of the communication, electronic and internet industries.

In the high-speed backplane connector, impedance matching is required to achieve the purpose of transmitting signals to load points as much as possible, so that signal crosstalk is reduced, and signal integrity is improved.

Disclosure of Invention

The application aims to overcome the defects of the prior art and provides an impedance matching parity module.

The aim of the application is achieved by the following technical scheme: the odd-even module comprises an odd module and an even module, wherein a plurality of odd module differential wiring cavities for arranging a second wiring group are formed in the odd module, a plurality of even module differential wiring cavities for arranging a first wiring group are formed in the even module, the odd module differential wiring cavities and the even module differential wiring cavities are distributed in a staggered mode, a first protruding structure is arranged on the even module opposite to the odd module differential wiring cavities, the first protruding structure is matched in the odd module differential wiring cavities, a second protruding structure is arranged on the odd module opposite to the even module differential wiring cavities, and the second protruding structure is matched in the even module differential wiring cavities.

Preferably, the odd module differential wiring cavities are three, and are sequentially divided into a fourth differential wiring cavity, a fifth differential wiring cavity and a sixth differential wiring cavity from short to long, and the odd modules positioned on two sides of the fourth differential wiring cavity, the fifth differential wiring cavity and the sixth differential wiring cavity are all provided with second bulge structures.

Preferably, the number of the even module differential wiring cavities is three, and the even module differential wiring cavities are sequentially divided into a first differential wiring cavity, a second differential wiring cavity and a third differential wiring cavity from short to long, and first bulge structures are arranged on the even modules positioned on two sides of the first differential wiring cavity, the second differential wiring cavity and the third differential wiring cavity.

Preferably, the first protrusion structure and the second protrusion structure are both protrusions.

Preferably, at least one connecting part is arranged in the fourth differential wiring cavity, the fifth differential wiring cavity and the sixth differential wiring cavity.

Preferably, at least one connecting part is also arranged in the first differential wiring cavity, the second differential wiring cavity and the third differential wiring cavity.

The application has the following advantages:

1. according to the odd-even module, the first bulge structure is arranged on the even module opposite to the odd module differential wiring cavity, the second bulge structure is arranged on the odd module opposite to the even module differential wiring cavity, and the transmission medium of the differential pair wiring is changed from air into an insulator with a cavity formed by the odd module, the first bulge structure and the even module and the second bulge structure through the first bulge structure and the second bulge structure, so that the impedance of the signal wiring is matched;

2. the first protruding structure and the second protruding structure are matched in the corresponding wiring cavity, so that the odd module and the even module are convenient to install, the installation stability of the odd module and the even module and the structural strength of the odd module are improved, the odd module and the even module are not easy to deform, materials for manufacturing the odd module and the even module are saved, and the production cost is reduced.

Drawings

FIG. 1 is a schematic diagram of the structure of the present application;

FIG. 2 is a schematic diagram of an explosive structure according to the present application;

FIG. 3 is a schematic diagram of the structure of an odd module;

FIG. 4 is a schematic diagram of the structure of an even module;

FIG. 5 is a schematic diagram of a configuration in which a first trace group is mounted to an even module;

FIG. 6 is a schematic diagram of a structure in which the odd module is mounted with a second trace group;

in the figure: 1-even module, 2-odd module, 3-first wiring group, 4-second wiring group, 5-first protruding structure, 6-second protruding structure, 7-connecting portion, 8-odd module differential wiring cavity, 9-even module differential wiring cavity, 11-first differential wiring cavity, 12-second differential wiring cavity, 13-third differential wiring cavity, 21-fourth differential wiring cavity, 22-fifth differential wiring cavity, 23-sixth differential wiring cavity.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments of the present application. The components of the embodiments of the present application generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the application, as presented in the figures, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present application, it should be noted that, the terms "upper," "inner," "outer," and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, or the azimuth or the positional relationship conventionally put in use of the inventive product, only for convenience of describing the present application and simplifying the description, and do not indicate or imply that the apparatus or elements to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present application.

In the description of the present application, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1 and 2, the impedance matching odd-even module comprises an odd module 2 and an even module 1, the odd module 2 is provided with a plurality of odd module differential routing cavities 8 for arranging the second routing group 4, the even module 1 is provided with a plurality of even module differential routing cavities 9 for arranging the first routing group 3, in this embodiment, as shown in fig. 3, the odd module differential routing cavities 8 are three and are sequentially divided into a fourth differential routing cavity 21, a fifth differential routing cavity 22 and a sixth differential routing cavity 23 from short to long, further, the fourth differential routing cavity 21 is located at the inner side of the odd module 2, the sixth differential routing cavity 23 is located at the outer side of the odd module 2, as shown in fig. 4, the even module differential routing cavities 9 are also three, and are sequentially divided into a first differential routing cavity 11, a second differential routing cavity 12 and a third differential routing cavity 13 from short to long, further, the first differential routing cavity 11 is located at the inner side of the even module 1, and the third differential routing cavity 13 is located at the outer side of the even module 1.

In this embodiment, the odd-module differential routing cavities 8 and the even-module differential routing cavities 9 are staggered, further, the fourth differential routing cavity 21 is located between the first differential routing cavity 11 and the second differential routing cavity 12, the fifth differential routing cavity 22 is located between the second differential routing cavity 12 and the third differential routing cavity 13, and the sixth differential routing cavity 23 is located outside the third differential routing cavity 13.

In this embodiment, as shown in fig. 5 and 6, the first bump structure 5 is disposed on the even module 1 facing the odd module differential wiring cavity 8, the first bump structure 5 is disposed in the odd module 2 facing the even module differential wiring cavity 9 in cooperation with the odd module differential wiring cavity 8, the second bump structure 6 is disposed in the even module differential wiring cavity 9, therefore, the first bump structure 5 and the second bump structure 6 facilitate the installation of the odd module 2 and the even module 1, the installation stability of the odd module 2 and the even module 1 and the structural strength of the odd module are improved, the odd module and the even module are not easy to deform, the material for manufacturing the odd module and the even module is also saved, the production cost is reduced, in particular, the second bump structures 6 are disposed on the odd module 2 disposed on two sides of the fourth differential wiring cavity 21, the fifth differential wiring cavity 22 and the sixth differential wiring cavity 23, the first bump structures 5 are disposed on two sides of the first wiring cavity 11, the second differential wiring cavity 12 and the third differential wiring cavity 13, the first bump structure 5 and the second bump structure 5 are disposed on two sides of the even module differential wiring cavity 1, the first bump structure 5 and the second wiring structure 5 are formed by the plastic bump structures and the first bump structure 5 and the second wiring structure 5 and the plastic structures 1 are both connected with the plastic structures 1, the plastic structures are formed by the bump structures and the bump structures 5 and the plastic structures are matched with the plastic structures 1 and the bump structures 5 and the plastic structures are formed for the plastic structures 1 and the plastic structures, thereby achieving impedance matching.

In this embodiment, at least one connecting portion 7 is disposed in the fourth differential routing cavity 21, the fifth differential routing cavity 22, and the sixth differential routing cavity 23, and at least one connecting portion 7 is disposed in the first differential routing cavity 11, the second differential routing cavity 12, and the third differential routing cavity 13, and the connecting portion 7 can increase structural stability of the odd module 2 and the even module 1, so that stability of installation of the first routing group 3 and the second routing group 4 is ensured.

Although the application has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the scope and spirit of the principles of this disclosure. More specifically, various variations and modifications may be made to the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, drawings and claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will be apparent to those skilled in the art.

Claims

1. Impedance matching's odd-even module, its characterized in that: the novel wire-connecting device comprises an odd module (2) and an even module (1), wherein a plurality of odd module differential wire cavities (8) for arranging a second wire group (4) are formed in the odd module (2), a plurality of even module differential wire cavities (9) for arranging a first wire group (3) are formed in the even module (1), the odd module differential wire cavities (8) and the even module differential wire cavities (9) are distributed in a staggered manner, a first bulge structure (5) is arranged on the even module (1) which faces the odd module differential wire cavities (8), the first bulge structure (5) is matched in the odd module differential wire cavities (8), a second bulge structure (6) is arranged on the odd module (2) which faces the even module differential wire cavities (9), the second bulge structure (6) is matched in the even module differential wire cavities (9), the odd module differential wire cavities (8) are three, the even module differential wire cavities (21) are sequentially arranged from short to long, the fifth wire differential wire cavities (23) are also arranged on the even module differential wire cavities (23), the fifth wire differential wire cavities (23) are also arranged on the two sides of the even module differential wire cavities (23), and divide into first difference from short to long and walk line chamber (11), second difference and walk line chamber (12), third difference and walk line chamber (13) in proper order, be located on even module (1) of first difference and walk line chamber (11), second difference and walk line chamber (12), third difference and walk line chamber (13) both sides all be provided with first protruding structure (5), first protruding structure (5) with second protruding structure (6) are the lug, be provided with a connecting portion (7) in fourth difference and walk line chamber (21), fifth difference and walk line chamber (22), sixth difference and walk line chamber (23), be provided with connecting portion (7) in first difference and walk line chamber (11), second difference and walk line chamber (12), third difference and walk line chamber (13) also at least, odd module (2) and even module (1) are the plastics material, and first protruding structure (5) and second protruding structure (6) are plastics material too.