Split type high-speed backboard connector signal terminal isolation insulator combination

Abstract

The utility model belongs to the technical field of backplane connectors, and discloses a split type high-speed backplane connector signal terminal isolation insulator combination, which comprises a plurality of front insulators and a rear insulator, a U-shaped groove is arranged in the middle of the tail end of each front insulator and is used for providing elasticity for diverging the tail end of the front insulator and avoiding the rear insulator, and the U-shaped groove is arranged in the middle of the tail end of the rear insulator. Two clamping holes are symmetrically formed in the two sides of the tail end of the front insulator and are parallel to the horizontal plane of the front insulator, two bosses are symmetrically arranged at the ends of the rear insulator, and the included angle between each boss and the horizontal plane of the rear insulator is 45 degrees. According to the signal terminal isolation insulator combination of the split type high-speed backboard connector, the included angle of 45 degrees is designed between the front insulator and the rear insulator, so that the signal pair density is effectively improved; the insulator is designed to be of a split structure and is assembled in a buckling mode, the complexity of a forming mold is effectively reduced, the maintenance period is shortened, the production efficiency is further improved, meanwhile, multi-cavity production of injection molding is achieved, and the cost of the insulator is reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of backboard connector, especially relates to a split type high -speed backboard connector signal terminal isolation insulator combination. BACKGROUND

[0002] High -speed backboard connector is used for connecting female board and daughter board, and is the key assembly for transmitting high -speed digital signal or control signal.It is mainly used for the signal connection and conversion between backboard and single board, is the connector commonly used in the control cabinet, communication equipment, computer, switchboard etc.It is widely used in communication, electronics, rail transit, automobile, aviation, industrial control etc.High -speed backboard connector as the key assembly of data transmission plays an important role in various fields, and continues to develop with the continuous progress of technology and the growth of market demand.

[0003] With the improvement of high -speed backboard connector signal transmission rate, its signal pair density is also synchronous, to further reduce the volume of connector, and then reduce the volume of terminal equipment, or in the case of constant volume of terminal equipment, more storage units are contained in the interior.

[0004] But in the prior art, in order to improve the density between the signal pairs of the connector, the front insulator and the rear insulator are designed as an integral structure, the forming die of the front insulator part needs to be designed with a slide block structure in the 45 degree direction, and overflow defects are prone to occur during injection molding, the die needs to be maintained frequently, the production efficiency is low, and the structure is limited and cannot be molded simultaneously, therefore a new structure needs to be designed. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a split type high -speed backboard connector signal terminal isolation insulator combination to solve the problems in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme.

[0007] A split type high -speed backboard connector signal terminal isolation insulator combination, comprising a plurality of front insulators and a rear insulator, the middle of the tail end of the front insulator is provided with a U-shaped groove, which is used for providing the elasticity of the divergent tail end of the front insulator and avoiding the rear insulator, two clamping holes are symmetrically arranged on the both sides of the tail end of the front insulator, the clamping hole and the horizontal plane of the front insulator are parallel, two bosses are symmetrically arranged on the end of the rear insulator, the boss and the horizontal plane of the rear insulator form a 45 degree angle, and the clamping hole and the boss are plug-in connected.

[0008] Further, the clamping hole is in the shape of a long slot, and the contact area with the boss is increased.

[0009] Further, the top of the boss is provided with a circular arc angle, facilitating guiding in and out of the clamping hole.

[0010] Compared with the prior art, the beneficial effects are:

[0011] 1. The front insulator and the rear insulator are designed with a 45-degree included angle, effectively improving the signal pair density.

[0012] 2. The insulator is designed in a split structure, assembled in a buckle manner, effectively reducing the complexity of the forming mold, reducing the maintenance cycle, and further improving the production efficiency.

[0013] 3. The insulator is designed in a split structure, assembled in a buckle manner, realizing multi-hole production of injection molding, and reducing the part cost of the insulator. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is a structural schematic view of a split type high-speed backboard connector signal terminal isolation insulator combination according to the present application;

[0015] Figure 2 is a schematic view of a front insulator of a split type high-speed backboard connector signal terminal isolation insulator combination according to the present application;

[0016] Figure 3 is a schematic view of a rear insulator of a split type high-speed backboard connector signal terminal isolation insulator combination according to the present application;

[0017] Figure 4 is a front assembly schematic view of a split type high-speed backboard connector signal terminal isolation insulator combination according to the present application;

[0018] Figure 5 is a rear assembly schematic view of a split type high-speed backboard connector signal terminal isolation insulator combination according to the present application.

[0019] In the drawing, 1 is a front insulator, 2 is a U-shaped groove, 3 is a clamping hole, 4 is a rear insulator, and 5 is a boss. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0021] Please refer to Figures 1-5The application discloses a split high-speed backboard connector signal terminal isolation body combination, which comprises front insulators 1 and a rear insulator 4, wherein a U-shaped groove 2 is arranged in the middle of the tail end of the front insulator 1, the U-shaped groove 2 is used for providing the elastic divergence of the tail end of the front insulator 1 and avoiding the rear insulator 4, two clamping holes 3 are symmetrically arranged at the two sides of the tail end of the front insulator 1, the clamping hole 3 is parallel to the horizontal plane of the front insulator 1, two bosses 5 are symmetrically arranged at the end of the rear insulator 4, the boss 5 and the horizontal plane of the rear insulator 4 form a 45-degree angle, and the clamping hole 3 and the boss 5 are connected through plugging.

[0022] Further, the clamping hole 3 is in a long slot shape, the contact area of the clamping hole 3 with the boss 5 is increased, and an arc angle is arranged at the top end of the boss 5, so that the boss 5 is conveniently guided to enter and exit the clamping hole 3.

[0023] Working principle: the insulating body is divided into the front insulator 1 and the rear insulator 4, the front insulator 1 is pushed to be inserted into the rear insulator 4, the clamping hole 3 on the front insulator 1 is inserted into the boss 5 on the rear insulator 4 to be connected and fixed, the U-shaped groove 2 on the front insulator 1 avoids the rear insulator 4 and provides the elastic divergence of the tail end of the front insulator 1, so that the plastic cracking or breaking in the assembling process is avoided, meanwhile, since the boss 5 and the horizontal plane of the rear insulator 4 form a 45-degree angle, the front insulator 1 and the rear insulator 4 form a 45-degree angle after the assembling is completed, the density between the signal pairs of the connector is improved, if the front insulator 1 and the rear insulator 4 are designed as an integrated structure, the forming die of the front insulator 1 needs to be designed with a sliding block structure in the 45-degree direction when the front insulator 1 is injection molded, the injection molding production is prone to overflow defects, the die needs to be frequently maintained, the production efficiency is low, and the structure is limited and cannot realize the multi-hole injection molding at the same time.

[0024] Although the embodiments of the application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the application, the scope of the application is defined by the appended claims and their equivalents.

Claims

1. A split high speed backplane connector signal terminal isolation insulator combination, characterized by: The utility model relates to a front insulator (1) and a rear insulator (4), the U-shaped groove (2) is provided in the tail end of the front insulator (1), the elasticity of the tail end of the front insulator (1) is provided, and the rear insulator (4) is avoided, two clamping holes (3) are symmetrically arranged at the tail end of the front insulator (1), the clamping hole (3) and the horizontal plane of the front insulator (1) are parallel, two bosses (5) are symmetrically arranged at the end of the rear insulator (4), the boss (5) and the horizontal plane of the rear insulator (4) are 45 degrees included angle, and the clamping hole (3) and the boss (5) are inserted and connected.

2. The split high speed backplane connector signal terminal isolation insulator combination of claim 1, wherein: The clamping hole (3) adopts a long slot shape.

3. The split high speed backplane connector signal terminal isolation insulator combination of claim 1, wherein: The boss (5) is provided with a circular arc angle at the top end.

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