CN220797306U

CN220797306U - Connector mounting structure

Info

Publication number: CN220797306U
Application number: CN202322576037.6U
Authority: CN
Inventors: 叶键苍
Original assignee: Suzhou Metabrain Intelligent Technology Co Ltd
Current assignee: Suzhou Metabrain Intelligent Technology Co Ltd
Priority date: 2023-09-21
Filing date: 2023-09-21
Publication date: 2024-04-16
Anticipated expiration: 2033-09-21

Abstract

The application discloses a connector mounting structure, which relates to the technical field of servers and comprises a body, wherein a PIN needle assembly is arranged on the body, mounting surfaces are respectively arranged on two sides of the PIN needle assembly at the lower side of the body, positioning columns are arranged on the mounting surfaces, and the sections of the two positioning columns are different. The two mounting surfaces are provided with bosses. The connector mounting structure provided by the application not only can solve the problem of tin connection, but also can play a role in reliable foolproof.

Description

Connector mounting structure

Technical Field

The utility model relates to the technical field of servers, in particular to a connector mounting structure.

Background

As shown in fig. 1, the current connector is provided with positioning posts in a plane, and the positioning posts on two sides have the same structure and are arranged in an axisymmetric or origin symmetric state.

Like this, when the connector is installed on the PCB board through the mode of soldering, owing to set up the plane of reference column and can laminate with the PCB board, consequently the tin material that is located here can spill over, causes even tin easily and leads to other electronic component damage or the problem of functional failure.

In addition, the positioning columns on two sides have the same structure and are arranged in an axisymmetric or origin symmetric state, so that the positioning columns are easy to install reversely during installation. Although the conventional connector is provided with a symbol at the position of the first PIN as a mark, there is a risk of positional error because the direction of installation is determined by manually observing the symbol.

Disclosure of utility model

In view of the above problems, the connector mounting structure provided by the application not only can solve the problem of tin connection, but also can play a role in reliable foolproof.

The technical scheme adopted for solving the technical problems is as follows:

The connector mounting structure comprises a body, wherein a PIN needle assembly is arranged on the body, mounting surfaces are respectively arranged on two sides of the PIN needle assembly at the lower side of the body, positioning columns are arranged on the mounting surfaces, and the sections of the two positioning columns are different;

the two mounting surfaces are provided with bosses.

Further, the diameters of the first positioning column and the second positioning column are not equal.

Further, the two positioning posts are different in cross-sectional shape.

Further, at least two bosses are arranged on the two mounting surfaces.

Further, two bosses are arranged on each mounting surface, and four bosses are arranged in a matrix of two rows and two columns.

Further, four bosses are arranged on each mounting surface, and the four bosses on the same mounting surface are arranged in a matrix of two rows and two columns.

Further, the installation surface is in a square structure, and the four bosses are respectively located at four corners of the installation surface.

Further, each mounting surface is provided with a boss, and the positioning column is arranged on the boss.

Further, each mounting surface is provided with a boss, the boss is of a cylindrical structure with a closed loop section, and the positioning column is located at the inner side of the boss.

Further, an avoidance notch is formed in the side wall of the boss.

The beneficial effects of the utility model are as follows:

According to the connector mounting structure provided by the embodiment of the application, the boss is arranged on the mounting surface of the connector, and the first positioning structure and the second positioning structure are in an asymmetric state. Thus, the mounting surface and the PCB board can be kept at a certain distance through the support of the boss, and the problem of tin connection caused by overflow of tin material is avoided. The first positioning structure and the second positioning structure adopt an asymmetric state, so that the installation position of the connector is unique, and once the position is reversely installed, the installer cannot be normally inserted into the PCB, so that the position installation error can be timely found, and the reliable foolproof effect is achieved.

Drawings

FIG. 1 is a schematic mounting view of a conventional connector mounting structure;

Fig. 2 is a schematic installation diagram of a connector installation structure according to a first embodiment of the present application;

fig. 3 is a schematic perspective view of a connector mounting structure according to a first embodiment of the present application;

fig. 4 is a schematic perspective view of a connector mounting structure according to a second embodiment of the present application;

fig. 5 is a schematic perspective view of a connector mounting structure according to a fourth embodiment of the present application;

fig. 6 is a schematic perspective view of a connector mounting structure according to a fifth embodiment of the present application;

Fig. 7 is a schematic perspective view of a connector mounting structure according to a sixth embodiment of the present application;

FIG. 8 is an enlarged schematic view of the portion A of FIG. 7;

fig. 9 is a bottom view of a connector mounting structure according to a sixth embodiment of the present application.

In the figure: 11. a body; 111. a first mounting surface; 112. a second mounting surface; 113. a boss; 1131. avoiding the notch; 12. a PIN needle assembly; 13. a first positioning column; 131. a flat mouth; 14. a second positioning column; 2. and a PCB board.

Detailed Description

In order to make the technical solution of the present application better understood by those skilled in the art, the technical solution of the present application will be described in detail below with reference to the accompanying drawings in the embodiments of the present application, and the described embodiments are only some embodiments of the present application, not all embodiments of the present application. All other embodiments, which are obtained without inventive effort by a person skilled in the art on the basis of the embodiments of the present application, shall fall within the scope of protection of the present application.

Example 1

As shown in fig. 2 and 3, a connector mounting structure includes a body 11, and a PIN assembly 12 for signal connection with a PCB 2 is provided on the body 11. The lower side of the body 11 is provided with mounting surfaces on the left side and the right side of the PIN needle assembly 12 respectively, positioning columns are arranged on the mounting surfaces, the sections of the two positioning columns are different, positioning holes corresponding to the positioning columns one by one are arranged on the PCB 2, and the positioning holes are matched with the sections of the corresponding positioning columns.

For convenience of description, a mounting surface located on the left side will now be defined as a first mounting surface 111, and a positioning column provided on the first mounting surface 111 will be defined as a first positioning column 13. The mounting surface on the right side is defined as a second mounting surface 112, and the positioning posts provided on the second mounting surface 112 are defined as second positioning posts 14.

As a specific embodiment, the diameters of the first positioning post 13 and the second positioning post 14 in this embodiment are not equal. Illustratively, the diameter of the first positioning post 13 is greater than the diameter of the second positioning post 14.

Preferably, the diameter of the first positioning column 13 is 1.2 times to 1.5 times that of the second positioning column 14.

Like this, the mounted position of connector for PCB board 2 is unique, and the reference column can only insert in the locating hole that corresponds promptly, in case the connector dress is reversed, in the bigger first reference column 13 of diameter can't insert the locating hole with second reference column 14 matched with, the staff just can in time discover that the position of connector dress is reversed to in time adjust, can not appear waiting for the whole board to beat and just find the bad condition after verifying.

The two mounting surfaces are provided with bosses 113. Through setting up boss 113, boss 113 can play the effect of supporting when the installation connector to make the installation surface appear unsettled state, there is a interval M between installation surface and the PCB board 2 promptly, just so there is an accommodation space in the solder paste that is located between installation surface and the PCB board 2, thereby avoids overflowing the solder paste under the extrusion effect, causes the problem of even tin.

Further, in order to ensure the connection and fixation reliability of the connector and the PCB 2, at least two bosses 113 are disposed on both of the mounting surfaces.

As a specific implementation manner, two bosses 113 are disposed on each mounting surface in this embodiment, and four bosses 113 are arranged in a matrix of two rows and two columns.

As a specific embodiment, the bosses 113 in this embodiment are all located outside the positioning posts (with the opposite side of the two positioning posts being the inside).

As a specific embodiment, the mounting surface is in a square structure, and the bosses 113 are located at two corners of the mounting surface, which are located at the outer side (the side opposite to the two positioning posts is the inner side). Illustratively, the horizontal cross section of the boss 113 is square in shape.

Example two

The two positioning posts have different cross-sectional shapes, and the connector can be uniquely arranged relative to the PCB 2 by making the two positioning posts have different cross-sectional shapes.

As a specific embodiment, as shown in fig. 4, the cross-sectional shape of the second positioning post 14 in this embodiment is circular, and the first positioning post 13 is provided with a flat opening 131. Illustratively, two flat openings 131 are disposed on the first positioning post 13, and the two flat openings 131 are symmetrically disposed.

The rest of the structure is the same as that of the first embodiment.

Example III

The cross section of the first positioning column 13 is in a regular polygon structure. As a specific embodiment, the cross section of the first positioning post 13 in this embodiment is in a regular hexagonal structure. The rest of the structure is the same as that of the second embodiment.

Example IV

As shown in fig. 5, four bosses 113 are provided on each of the mounting surfaces, and the four bosses 113 are located at four corners of the mounting surface having a square structure, respectively. The rest of the structure is the same as that of the first embodiment.

Example five

As shown in fig. 6, a boss 113 is disposed on each of the mounting surfaces, and the positioning posts are disposed on the bosses 113.

As a specific embodiment, the boss 113 in this embodiment has a circular structure and is coaxially arranged with the positioning post.

The rest of the structure is the same as that of the first embodiment.

Example six

As shown in fig. 7, each mounting surface is provided with a boss 113, the boss 113 is a cylindrical structure with a closed loop section, and the positioning column is located at the inner side of the boss 113.

As a specific embodiment, the boss 113 in this embodiment is a cylindrical structure with an annular cross section, and the positioning column and the boss 113 are coaxially arranged.

Further, as shown in fig. 8 and 9, the side wall of the boss 113 is provided with a avoiding notch 1131. The avoidance notch 1131 is arranged, so that solder paste can flow between the inside of the boss 113 and the outside of the boss 113, and the uniformity of welding is ensured.

As a specific embodiment, in this embodiment, a plurality of avoidance notches 1131 are provided on the side wall of the boss 113, and the plurality of avoidance notches 1131 are uniformly arranged along the circumferential direction. Illustratively, four avoidance notches 1131 are provided on the side wall of the boss 113.

The rest of the structure is the same as that of the first embodiment.

Example seven

The boss 113 is of a cylindrical structure with a square section, the outer side face of the boss 113 is aligned with the edge of the mounting face, and a plurality of avoidance notches 1131 which are uniformly distributed are formed in each side wall of the boss 113. The rest of the structure is the same as that of the first embodiment.

On the basis of the embodiment provided by the application, other embodiments obtained by combining, splitting, recombining and other means of the embodiment of the application do not exceed the protection scope of the application.

The foregoing detailed description of the embodiments of the present application has been provided for the purpose of illustrating the purposes, technical solutions and advantages of the embodiments of the present application, and is not intended to limit the scope of the embodiments of the present application, i.e., any modifications, equivalent substitutions, improvements, etc. made on the basis of the embodiments of the present application should be included in the scope of the embodiments of the present application.

Claims

1. A connector mounting structure, characterized in that: the PIN comprises a body (11), wherein a PIN assembly (12) is arranged on the body (11), mounting surfaces are respectively arranged on two sides of the PIN assembly (12) at the lower side of the body (11), positioning columns are arranged on the mounting surfaces, and the sections of the two positioning columns are different;

the two mounting surfaces are provided with bosses (113).

2. A connector mounting structure according to claim 1, wherein: the diameters of the two positioning columns are not equal.

3. A connector mounting structure according to claim 1, wherein: the two positioning posts have different cross-sectional shapes.

4. A connector mounting structure according to claim 1, wherein: at least two bosses (113) are arranged on the two mounting surfaces.

5. A connector mounting structure according to claim 4, wherein: two bosses (113) are arranged on each mounting surface, and four bosses (113) are arranged in a matrix of two rows and two columns.

6. A connector mounting structure according to claim 4, wherein: four bosses (113) are arranged on each mounting surface, and the four bosses (113) on the same mounting surface are arranged in a matrix of two rows and two columns.

7. A connector mounting structure according to claim 6, wherein: the mounting surface is of a square structure, and four bosses (113) are respectively positioned on four corners of the mounting surface.

8. A connector mounting structure according to claim 1, wherein: each mounting surface is provided with a boss (113), and the positioning column is arranged on the boss (113).

9. A connector mounting structure according to claim 1, wherein: each mounting surface is provided with a boss (113), the boss (113) is of a cylindrical structure with a closed loop section, and the positioning column is positioned at the inner side of the boss (113).

10. A connector mounting structure according to claim 9, wherein: and a avoidance gap (1131) is formed in the side wall of the boss (113).