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CN-224217772-U - Internal connection type electric connector

CN224217772UCN 224217772 UCN224217772 UCN 224217772UCN-224217772-U

Abstract

The utility model relates to an internal connection type electric connector which comprises an insulating body, a conductive terminal assembled in the insulating body and an outer iron shell wrapping the insulating body, wherein the front end of the insulating body is concavely provided with a splicing groove, two opposite inner side walls of the splicing groove are respectively provided with a step rubber position, terminal holes penetrating through the bottom end are formed in the step rubber positions, contact parts of the conductive terminal extend to the step rubber positions and are exposed from inner side surfaces of the step rubber positions, contact parts on the left step rubber position and the right step rubber position form a matching clamping groove, the outer iron shell is provided with a fixed foot extending from the bottom end of the insulating body, a first hanging arm and a second hanging arm, the first hanging arm is bent above the step rubber positions and provided with an inward-arched elastic part, and the second hanging arm is distributed on the end head side of the matching clamping groove and forms anti-tripping connection. The utility model has scientific and reasonable structure, stable and reliable installation and use, and the multi-layer plug connection is formed in the plug groove, thereby improving the service performance and stability of the connector.

Inventors

  • HUANG XIAOCHENG

Assignees

  • 东莞市百铭电子科技有限公司

Dates

Publication Date
20260508
Application Date
20250527

Claims (10)

  1. 1. An internal connection type electric connector is arranged in a server or a computer host and is connected with the main board conveniently for expansion connection of the main board, and is characterized in that the internal connection type electric connector comprises an insulating body (1), a conductive terminal (2) assembled in the insulating body and an outer iron shell (3) wrapping the insulating body, wherein the insulating body is defined with a bottom end (11) and a front end (12) matched with a butt joint connector, the front end (12) is concavely provided with an inserting groove (13), step glue positions (14) are respectively arranged on two opposite inner side walls of the inserting groove (13), terminal holes (141) penetrating through the bottom end (11) are formed in the step glue positions (14), a contact part (21), a welding part (22) and a fixing part (23) connecting the contact part (22) are arranged on the conductive terminal (2), the conductive terminal holes (141) are assembled correspondingly, the fixing part (23) and the terminal holes (141) are clamped and positioned, and the contact part (21) extends to the step glue positions (14) and exposes from the inner side surfaces of the step glue positions (14), so that the left side surface and the step glue positions (14) are exposed from the inner side surfaces of the step glue positions (14); The outer iron shell (3) is provided with a fixed foot (31) extending from the bottom end (11) of the insulating body, a first hanging arm (32) and a second hanging arm (33) which are inwards bent into the inserting groove (13) from the front end (12) of the insulating body, the first hanging arm (32) is bent to the upper side of the step rubber position (14) and is provided with an inwards arched elastic part (321), the second hanging arm (33) is distributed on the end head side of the matching clamping groove (15), and the second hanging arm (33) is provided with a first buckling part (331), and the first buckling part (331) and the inner side wall of the inserting groove (13) form anti-tripping connection.
  2. 2. An internal connection type electric connector as set forth in claim 1, wherein the outer side surface of the insulation body (1) is provided with a first locking protrusion (16), the first locking protrusion (16) is used for locking a preset locking hole (34) on the outer iron shell (3), and the distribution position of the first locking protrusion (16) and the locking position of the first locking part (331) of the second hanging arm (33) form an inner-outer side relationship.
  3. 3. An internal electrical connector as claimed in claim 1, wherein the first hanger arms (32) are plural and spaced along the respective inner side walls of the mating slot (13).
  4. 4. The internal connection type electrical connector as claimed in claim 1, wherein the first fastening portion (331) is a fastening hole, and the inner side wall of the insertion slot (13) is provided with a second fastening protrusion (131), and the first fastening portion (331) is fastened to the second fastening protrusion (131).
  5. 5. An internal connection type electric connector as set forth in claim 3, wherein a first hanging limit groove (132) matching with the first hanging arm (32) is provided on the inner side wall of the inserting groove (13), and the first hanging arm (32) is bent inwards and sunk into the first hanging limit groove (132).
  6. 6. An internal connection type electric connector as set forth in claim 4, wherein a second hooking limit groove (133) matching with the second hooking arm (33) is provided on the inner side wall of the insertion groove (13), the second hooking arm (33) is bent inward and sunk into the second hooking limit groove (133), and the second locking projection (131) is provided in the second hooking limit groove (133).
  7. 7. An internal connection type electric connector as set forth in claim 1, wherein the conductive terminals (2) are arranged in two rows, and the solder portions (22) of the two rows of conductive terminals protrude from the bottom end (11) of the insulating body and are respectively bent in opposite directions, so that the solder portions (22) are parallel to the bottom end (11) of the insulating body, thereby enabling the solder portions (22) to be attached to the motherboard.
  8. 8. An internal connection type electrical connector according to claim 1, wherein the conductive terminals (2) are arranged in two rows, and the solder portions (22) of the two rows of conductive terminals protrude from the bottom end (11) of the insulating body and constitute clip grooves, thereby realizing that the solder portions (22) clip the motherboard.
  9. 9. The internal connection type electric connector as set forth in claim 7, wherein the fixing legs (31) of the outer iron shell (3) are distributed around the bottom end (11) of the insulating body, and the fixing legs (31) distributed in the extending direction of the welding portion (22) are provided with bending avoidance sections (311), and the bending avoidance sections (311) are folded outwards from the outer iron shell (3).
  10. 10. An internal connection type electric connector according to claim 8, wherein the fixing legs (31) of the outer iron shell (3) are distributed on the corresponding sides of the bottom end (11) of the insulating body, and the fixing legs (31) are stopped at both ends of the arrangement direction of the welding parts (22).

Description

Internal connection type electric connector Technical Field The present utility model relates to the field of electrical connectors, and more particularly, to an internal electrical connector for connecting to a motherboard inside a server or a computer host. Background An internal connection type electric connector is a connector for connecting an internal circuit of an electronic device, and is specially used for connecting a circuit board and an electronic element. The traditional internal connection type electric connector consists of an insulating body and a conductive terminal assembled in the insulating body, when in use, the installation state is established by buckling and fixing the insulating body and welding the conductive terminal and a circuit board, because the product is miniaturized, the strength of a connecting part is reduced, looseness and damage are easy to cause, the external iron shell is additionally arranged on the subsequent internal connection type electric connector to wrap the insulating body, then the fixed feet are extended out of the external iron shell to connect the circuit board, the installation and use strength is increased, but the existing external iron shell mainly wraps the insulating body in a surrounding sleeving mode, the buckling force and strength are still to be improved, and therefore, the better internal connection type electric connector is designed so as to improve the service performance and service life, and becomes a concern in the industry. Disclosure of Invention The utility model aims to provide an internal connection type electric connector, which improves the structural performance of a product so as to obtain better usability, installation strength and service life. In order to achieve the above purpose, the utility model adopts the following technical scheme: The internal connection type electric connector is arranged in a server or a computer host and connected with a main board to facilitate expansion connection of the main board, and comprises an insulating body, a conductive terminal assembled in the insulating body and an outer iron shell wrapping the insulating body, wherein the insulating body is defined with a bottom end and a front end matched with the butt joint connector, and the front end is opposite to the bottom end. The front end is concaved inwards to construct an inserting groove, step rubber positions are respectively arranged on two opposite inner side walls of the inserting groove, and terminal holes penetrating to the bottom end are arranged on the step rubber positions; the conductive terminal is provided with a contact part, a welding part and a fixing part for connecting the contact part and the welding part, the conductive terminal is implanted and assembled corresponding to the terminal hole, the fixing part is clamped and positioned with the terminal hole, the contact part extends to the step glue position and is exposed from the inner side surface of the step glue position, so that the contact parts on the left step glue position and the right step glue position form a matched clamping groove; The outer iron shell is provided with a fixed foot extending from the bottom end of the insulating body, a first hanging arm and a second hanging arm, wherein the first hanging arm and the second hanging arm are inwards bent into the inserting groove from the front end of the insulating body, the first hanging arm is bent to the upper side of the step glue position and is provided with an inwards arched elastic part, the second hanging arm is distributed on the end head side of the matching and connecting clamp groove, and the second hanging arm is provided with a first buckling part, and the first buckling part and the inner side wall of the inserting groove form anti-tripping connection. The above scheme is further that the outer side face of the insulating body is provided with a first locking lug, the first locking lug is used for being buckled with a preset buckling hole on the outer iron shell, and the distribution position of the first locking lug and the buckling position of the first buckling part of the second hanging arm form an inner-outer side relation. The above scheme is further that the first hanging arms are arranged in a plurality of mode and are arranged along the inner side walls of the inserting grooves at intervals. The above scheme is further that the first buckling part is a buckling hole, a second buckling convex block is arranged on the inner side wall of the plugging groove, and the first buckling part is connected with the second buckling convex block in a buckling mode. The technical scheme is that the first hanging limiting groove matched with the first hanging arm is formed in the inner side wall of the inserting groove, and the first hanging arm is bent inwards and falls into the first hanging limiting groove. The technical scheme is that the second hanging limiting groove matched with the second ha