CN218070449U

CN218070449U - D-SUB connector and electronic equipment

Info

Publication number: CN218070449U
Application number: CN202221534881.1U
Authority: CN
Inventors: 许冬彬
Original assignee: Shenzhen Shinning Electronic Co ltd
Current assignee: Shenzhen Shinning Electronic Co ltd
Priority date: 2022-06-16
Filing date: 2022-06-16
Publication date: 2022-12-16
Anticipated expiration: 2032-06-16

Abstract

The utility model discloses a D-SUB connector and an electronic device, wherein the D-SUB connector comprises a main body, a mounting component and a grounding piece; the mounting assembly comprises a mounting male end and a mounting female end which are detachably connected; the grounding piece comprises a contact plane which is used for being electrically contacted with an external circuit board; the grounding piece is assembled and contacted with the mounting female end and is used for grounding the shield, and the contact plane is positioned at the bottom of the mounting female end; the combined grounding piece and the mounting female end are arranged on the main body. The D-SUB connector realizes the grounding function by adopting an assembly mode, optimizes the product structure, can reduce the reject ratio and the product cost during production, has good planeness of a contact plane, and improves the quality stability of an application end; and the circuit board of the electronic equipment is matched with the connector through the extension platform and the support boss, the gravity center of the product can be stabilized, the grounding plane and the support boss jointly improve the unstable gravity center of the product, and the poor welding condition is reduced.

Description

D-SUB connector and electronic equipment

Technical Field

The utility model relates to a connector field especially relates to a D-SUB connector and electronic equipment.

Background

The existing D-SUB connector is limited in structure, the grounding welding feet with the shielding function of the product are in a contact surface boss mode, the contact area with solder paste is small during pre-insertion, the inclination is easily influenced by the gravity center, the horizontal sticking pins of part of the horizontal sticking type D-SUB connector are easy to be in poor contact with a circuit board gradually due to unstable gravity center in the using process, so that the terminal manufacturing process is influenced, the embedded nuts and the grounding welding feet are integrated, the process complexity cost is realized, the reject ratio is higher, and the popularization and the use of the product are influenced.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the present invention is to provide a D-SUB connector and an electronic device, aiming at the defects of the prior art.

The utility model provides a technical scheme that its technical problem adopted is: constructing a D-SUB connector comprising a main body, a mounting assembly, and a ground;

the mounting assembly comprises a mounting male end and a mounting female end which are detachably connected;

the grounding piece comprises a contact plane which is used for being electrically contacted with an external circuit board; the grounding piece is assembled and installed with the installation female end and is in contact with the installation female end, the grounding piece is used for grounding and shielding, and the contact plane is located at the bottom of the installation female end; the combined grounding piece and the mounting female end are arranged on the main body.

Preferably, in the D-SUB connector of the present invention, the grounding member further includes a mounting side surface disposed on at least one side of the contact plane, and the mounting side surface is mounted to and contacts with a side surface of the mounting female terminal.

Preferably, in the D-SUB connector of the present invention, the grounding member further includes a limiting plane disposed on the mounting side surface and parallel to the contact plane; the mounting side surface is provided with a grounding elastic sheet which is contacted with the mounting female end; the limiting plane is located at the top of the mounting female end.

Preferably, in the D-SUB connector of the present invention, the grounding member further includes a fixing portion disposed on the mounting side surface and extending along the mounting direction, the fixing portion is used for being fixedly connected to the main body.

Preferably, in the D-SUB connector of the present invention, the contact plane includes at least one undercut for increasing a contact area of the solder paste during soldering.

Preferably, in the D-SUB connector of the present invention, the grounding member is a grounding plate manufactured by a stamping process.

Preferably, in the D-SUB connector of the present invention, the main body includes at least one support boss and a plurality of horizontal sticker pins; the supporting boss is arranged on one surface of the main body opposite to the external circuit board and is far away from one end of the horizontal sticking pins; the support boss is adapted to abut an edge of an external circuit board for balancing a center of gravity of the D-SUB connector.

Preferably, in the D-SUB connector of the present invention, the main body includes at least two supporting bosses respectively located at both sides of the center of gravity of the D-SUB connector.

The utility model also provides an electronic equipment, including circuit board and above-mentioned arbitrary D-SUB connector.

Preferably, in the electronic device of the present invention, the circuit board includes at least one extending platform disposed at an edge and extending outward, and the extending platform abuts against the supporting boss on the D-SUB connector.

Through implementing the utility model discloses, following beneficial effect has:

the utility model provides a D-SUB connector, its ground connection spare and the female end aggregate erection of installation and contact for ground shield, and contact plane are located the bottom of the female end of installation, and in the main part was located to the ground connection spare after the combination and the female end of installation, through adopting the mode realization ground connection function of assembly, optimized the product structure, defective rate and product cost when can reducing production, contact plane's plane degree is good, improves the stability of quality at the application.

Just the utility model provides an electronic equipment mutually supports through extension platform and support boss between circuit board and the connector, can stabilize the product focus, and ground plane improves the unstable condition of product focus jointly with the support boss, reduces the bad condition of welding.

Drawings

The invention will be further described with reference to the accompanying drawings and examples, in which:

FIG. 1 is a schematic view of the D-SUB connector of the present invention;

FIG. 2 is a schematic structural diagram of the grounding member of the D-SUB connector of the present invention;

FIG. 3 is a schematic view of the inverted D-SUB connector of the present invention;

fig. 4 is a schematic structural diagram of the electronic device of the present invention;

fig. 5 is a schematic view of a part of the electronic device after being inverted.

Detailed Description

In order to clearly understand the technical features, objects, and effects of the present invention, the embodiments of the present invention will be described in detail with reference to the accompanying drawings.

In the following description, it should be understood that the directions or positional relationships indicated by "upper", "lower", "horizontal", "vertical", "top", "bottom", etc. are configured and operated in specific directions based on the directions or positional relationships shown in the drawings, and are only for convenience of description of the present technical solution, but not for indicating that the indicated device or element must have a specific direction, and thus, should not be construed as limiting the present invention.

Referring to fig. 1 to 5, the present embodiment constructs a D-SUB connector including: a main body 1, a mounting assembly 2 and a ground member 3.

Wherein, the mounting assembly 2 comprises a mounting male end 22 and a mounting female end 21 which are detachably connected. Specifically, the mounting male end 22 may be a screw, and the mounting female end 21 may be an embedded nut; and the embedded nut and the main body 1 can be installed in a buckling mode, and the fixing effect is enhanced.

The grounding piece 3 comprises a contact plane 31 for electrical contact with an external circuit board; the grounding piece 3 is assembled and contacted with the mounting female end 21 and is used for grounding shielding, and the contact plane 31 is positioned at the bottom of the mounting female end 21; the combined grounding piece 3 and the mounting female end 21 are arranged on the main body 1. In some embodiments, the main body 1 includes an insulating rubber core and a metal shell to protect the connector from electrostatic interference.

In some embodiments, the grounding piece 3 further includes a mounting side 32 disposed on at least one side of the contact plane 31, and the mounting side 32 is mounted to and contacts a side of the mounting female end 21.

In some embodiments, the grounding piece 3 further comprises a limiting plane 33 disposed on the mounting side 32 and parallel to the contact plane 31, and the limiting plane 33 is located on the top of the mounting female end 21. The mounting side 32 is provided with a grounding spring 321 contacting with the mounting female end 21. Specifically, the contact between the mounting side 32 and the mounting female terminal 21 is achieved by the grounding spring 321 arranged on the mounting side 32, and the grounding spring 321 extends from the mounting side 32, points to the outer wall of the mounting female terminal 21 and contacts. The limiting plane 33 can prevent the vertical displacement between the grounding piece 3 and the mounting female end 21, and the stability of the grounding shielding function is ensured. After the contact plane 31 of the grounding member 3 is electrically connected to the external circuit board, it is connected to the mounting female terminal 21 through the grounding elastic sheet 321, so as to complete the grounding shielding function.

In some embodiments, the grounding part 3 further includes a fixing portion 34 disposed on the mounting side surface 32 and extending along the mounting direction, and the fixing portion 34 is used for being fixedly connected with the main body 1. Specifically, a groove matched with the fixing portion 34 is formed in a corresponding position of the main body 1, and the fixing portion 34 and the main body 1 are installed and fixed in a clamping point interference mode.

In some embodiments, the contact plane 31 electrically contacting with the external circuit board is provided with at least one undercut 311, and the undercut 311 can increase the contact area between the solder paste and the grounding member 3 during soldering, thereby improving soldering strength and electrical conductivity. Preferably two undercut holes 311.

In some embodiments, the grounding member 3 is a grounding plate made by a stamping process, and the flatness stability of the grounding plate is good, which can effectively improve the product quality of the connector.

In some embodiments, at least one support boss 11 and a plurality of horizontal sticker pins 12 are disposed on the main body 1, and the support boss 11 is disposed on a side of the main body 1 opposite to the external circuit board and away from one end of the plurality of horizontal sticker pins 12. Specifically, the support boss 11 abuts on the edge of the external circuit board for balancing the center of gravity of the D-SUB connector as a whole.

In some embodiments, the body 1 comprises at least two support bosses 11, one on each side of the center of gravity of the D-SUB connector, which is more beneficial for balancing the center of gravity of the D-SUB connector.

This embodiment constitutes an electronic device comprising a circuit board 4 and the D-SUB connector mentioned in any of the above embodiments.

In this embodiment, the circuit board 4 comprises at least one extension platform 41 arranged at the edge and extending outwards, the number of extension platforms 41 generally corresponds to the number of support platforms 11 on the D-SUB connector, and the extension platforms 41 are used to abut against the support platforms 11 on the D-SUB connector. The extension platform 41 is matched with the support boss 11 to balance the gravity center of the D-SUB connector, so that the horizontal sticking pin 12 is prevented from being tilted in the use process due to unstable gravity center, and the product is prevented from being damaged.

the D-SUB connector of the utility model is designed through the separation of the installation female end and the grounding piece, so that the components for realizing the grounding function are not designed integrally any more, the manufacturing process is simplified from complexity, and the manufacturing cost is correspondingly reduced; and the ground connection mode is more become contact plane by the ground connection boss, and area of contact is bigger, contact strength is higher, can effectively reduce the product defective rate.

The grounding part is a stamping process part, so that the SMT flatness stability of the product can be effectively ensured; in addition, the problem of gravity center inclination of the horizontal-type D-SUB connector during installation and application can be effectively solved through the supporting boss arranged on the main body.

While the invention has been described with reference to specific embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from its scope. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. A D-SUB connector, characterized by comprising a main body (1), a mounting assembly (2), and a ground member (3);

the mounting component (2) comprises a mounting male end (22) and a mounting female end (21) which are detachably connected;

the grounding piece (3) comprises a contact plane (31) used for being electrically contacted with an external circuit board; the grounding piece (3) is combined with and contacted with the mounting female end (21) and is used for grounding and shielding, and the contact plane (31) is positioned at the bottom of the mounting female end (21); the combined grounding piece (3) and the mounting female end (21) are arranged on the main body (1).

2. The D-SUB connector according to claim 1, wherein the ground member (3) further comprises a mounting side surface (32) provided on at least one side of the contact plane (31), the mounting side surface (32) being mounted to and contacting a side surface of the mounting female terminal (21).

3. The D-SUB connector according to claim 2, wherein the grounding member (3) further comprises a limiting plane (33) provided on the mounting side surface (32) on the same side and parallel to the contact plane (31); the mounting side surface (32) is provided with a grounding elastic sheet (321) which is in contact with the mounting female end (21); the limiting plane (33) is located at the top of the mounting female end (21).

4. The D-SUB connector according to claim 2, wherein the grounding member (3) further comprises a fixing portion (34) provided on the mounting side surface (32) and extending in the mounting direction, the fixing portion (34) being adapted to be fixedly connected to the main body (1).

5. A D-SUB connector according to claim 1, characterized in that the contact plane (31) comprises at least one undercut (311) for increasing the contact area of the solder paste during soldering.

6. D-SUB connector according to claim 1, characterized in that the grounding piece (3) is a grounding plate made by a stamping process.

7. The D-SUB connector according to claim 1, wherein the body (1) comprises at least one support boss (11) and a plurality of repose pins (12); the supporting boss (11) is arranged on one surface of the main body (1) opposite to the external circuit board and is far away from one end of the lying pasting pins (12); the support boss (11) is used for abutting against the edge of an external circuit board and balancing the gravity center of the D-SUB connector.

8. D-SUB-connector according to claim 7, characterized in that the main body (1) comprises at least two support bosses (11), one on each side of the center of gravity of the D-SUB-connector.

9. An electronic device, characterized in that it comprises a circuit board (4) and a D-SUB connector according to any of claims 1-8.

10. An electronic device according to claim 9, characterized in that the circuit board (4) comprises at least one peripherally extending extension platform (41), said extension platform (41) abutting a support boss (11) on the D-SUB connector.