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CN-122000742-A - Terminal limiting connector

CN122000742ACN 122000742 ACN122000742 ACN 122000742ACN-122000742-A

Abstract

The application provides a terminal limiting connector, wherein a locking clamping part is arranged on the abutting side of a shell, at least two terminal inserting grooves are arranged on the wiring side of the shell, the terminal inserting grooves correspond to conductive terminals one by one, terminal clamping parts are arranged on the conductive terminals, terminal inserting grooves are provided with terminal clamping parts corresponding to the terminal clamping parts, the terminal clamping parts are provided with movable cavities for elastic deformation, the terminal clamping parts are in matched connection with the corresponding terminal clamping parts, a locking piece is provided with terminal limiting parts corresponding to the movable cavities and locking clamping parts corresponding to the locking clamping parts, when the locking piece is in a locking state, the locking clamping parts are in matched connection with the locking clamping parts, the terminal limiting parts are embedded into the movable cavities, the terminal clamping parts and the terminal clamping parts are mutually locked, and the locking clamping parts are mutually locked. The application effectively prevents the loosening or falling of the conductive terminal under the vibration working condition, and remarkably improves the mechanical reliability of the connector and the long-term stability of electrical connection.

Inventors

  • DONG KUN

Assignees

  • 东莞市思索技术股份有限公司

Dates

Publication Date
20260508
Application Date
20260402

Claims (10)

  1. 1. A terminal limit connector is characterized by comprising a shell, a locking piece and at least two conductive terminals; The connecting side of the shell is provided with at least two terminal inserting grooves which are in one-to-one correspondence with the conductive terminals; The conductive terminal is provided with a terminal clamping part, the terminal inserting groove is provided with a terminal clamping part corresponding to the terminal clamping part, and the terminal clamping part is provided with a movable cavity for elastic deformation; the locking piece is provided with a terminal limiting part corresponding to the movable cavity and a locking buckle part corresponding to the locking clamping part; when the locking piece is in a locking state, the locking clamping part is connected with the locking clamping part in a matching way, the terminal limiting part is embedded into the movable cavity, so that the terminal clamping part and the terminal clamping part are mutually locked, and the locking clamping part are mutually locked.
  2. 2. The connector of claim 1, wherein the conductive terminals comprise first and second terminals, the terminal mating grooves comprise first and second mating grooves; the locking clamping part is arranged between the first inserting groove and the second inserting groove, the first terminal is connected with the first inserting groove in a matched mode, and the second terminal is connected with the second inserting groove in a matched mode.
  3. 3. The connector of claim 2, wherein the terminal retention portion comprises a first retention portion and a second retention portion; The first limiting part is arranged on one side, far away from the locking clamping part, of the first inserting groove, and the second limiting part is arranged on one side, far away from the locking clamping part, of the second inserting groove; When the locking piece is in a locking state, the first limiting part is embedded in the movable cavity corresponding to the first inserting groove, and the second limiting part is embedded in the movable cavity corresponding to the second inserting groove.
  4. 4. The connector of claim 2, wherein the heads of the first and second terminals are flat and disposed parallel to each other; the locking buckle part is of a U-shaped structure, and two side surfaces are respectively parallel to the heads of the first terminal and the second terminal.
  5. 5. The connector of claim 2, wherein the conductive terminals further comprise third and fourth terminals, the terminal mating grooves comprise third and fourth mating grooves; The third inserting groove and the fourth inserting groove are respectively arranged on different sides of the locking clamping portion, the third terminal is connected with the third inserting groove in a matched mode, and the fourth terminal is connected with the fourth inserting groove in a matched mode.
  6. 6. The connector of claim 5, wherein the terminal retention portion further comprises a third retention portion and a fourth retention portion; When the locking piece is in a locking state, the third limiting part is embedded in the movable cavity corresponding to the third inserting groove, and the fourth limiting part is embedded in the movable cavity corresponding to the fourth inserting groove.
  7. 7. The connector of claim 1, wherein the locking clasp comprises a first locking clasp and a second locking clasp; when the locking piece is in a primary locking state, the locking clamping portion is connected with the first locking buckle in a matched mode, and the locking clamping portion is located between the first locking buckle and the second locking buckle.
  8. 8. The connector of claim 7, wherein the locking clip portion is cooperatively connected with the second locking buckle when the locking member is in the secondary locking state, and the locking clip portion is on a side of the second locking buckle remote from the first locking buckle.
  9. 9. The connector of claim 1, further comprising a connecting fastener; the outer side of the shell is provided with a guide groove, and the inner side of the guide groove is provided with a clamping buckle; one side of the connecting fastener is embedded in the guide groove and is connected with the clamping buckle in a matched mode; the other side of the connecting fastener is provided with a barb part for fixing the connector.
  10. 10. The connector of claim 1, further comprising a plurality of waterproof rings, wherein the waterproof rings are in one-to-one correspondence with the conductive terminals; The waterproof ring is arranged on the corresponding conductive terminal and is abutted against the inner wall of the corresponding terminal plugging groove.

Description

Terminal limiting connector Technical Field The application relates to the technical field of electric connectors, in particular to a terminal limiting connector. Background The connector is a key basic device in electronic systems such as electronic equipment, electric devices, new energy automobiles and the like, and has the core function of ‌ for establishing reliable electric or signal connection ‌ so as to ensure that current, signals and data can be transmitted inside the equipment or between the equipment. Besides basic transmission function, the connector generally plays a role in mechanical connection, and provides physical fixation, positioning guidance and environmental protection for the internal wires and terminals through the shell structure, so that the mechanical strength and electrical continuity of connection are maintained, and the long-term operation safety and stability of the whole electronic system are ensured. However, the terminals of the existing connector are easily separated under a high vibration environment, so that the reliability of connection is insufficient. Disclosure of Invention In view of the problems, the present application has been made to provide a terminal-limiting connector that overcomes the problems or at least partially solves the problems, including a housing, a locking member, and at least two conductive terminals; The connecting side of the shell is provided with at least two terminal inserting grooves which are in one-to-one correspondence with the conductive terminals; The conductive terminal is provided with a terminal clamping part, the terminal inserting groove is provided with a terminal clamping part corresponding to the terminal clamping part, and the terminal clamping part is provided with a movable cavity for elastic deformation; the locking piece is provided with a terminal limiting part corresponding to the movable cavity and a locking buckle part corresponding to the locking clamping part; when the locking piece is in a locking state, the locking clamping part is connected with the locking clamping part in a matching way, the terminal limiting part is embedded into the movable cavity, so that the terminal clamping part and the terminal clamping part are mutually locked, and the locking clamping part are mutually locked. Further, the conductive terminal includes a first terminal and a second terminal; the terminal inserting groove comprises a first inserting groove and a second inserting groove; the locking clamping part is arranged between the first inserting groove and the second inserting groove, the first terminal is connected with the first inserting groove in a matched mode, and the second terminal is connected with the second inserting groove in a matched mode. Further, the terminal limiting part comprises a first limiting part and a second limiting part; The first limiting part is arranged on one side, far away from the locking clamping part, of the first inserting groove, and the second limiting part is arranged on one side, far away from the locking clamping part, of the second inserting groove; When the locking piece is in a locking state, the first limiting part is embedded in the movable cavity corresponding to the first inserting groove, and the second limiting part is embedded in the movable cavity corresponding to the second inserting groove. Further, the heads of the first terminal and the second terminal are flat and are arranged in parallel; the locking buckle part is of a U-shaped structure, and two side surfaces are respectively parallel to the heads of the first terminal and the second terminal. Further, the conductive terminal further comprises a third terminal and a fourth terminal; the terminal inserting groove comprises a third inserting groove and a fourth inserting groove; The third inserting groove and the fourth inserting groove are respectively arranged on different sides of the locking clamping portion, the third terminal is connected with the third inserting groove in a matched mode, and the fourth terminal is connected with the fourth inserting groove in a matched mode. Further, the terminal limiting part further comprises a third limiting part and a fourth limiting part; When the locking piece is in a locking state, the third limiting part is embedded in the movable cavity corresponding to the third inserting groove, and the fourth limiting part is embedded in the movable cavity corresponding to the fourth inserting groove. Further, the locking buckle part comprises a first locking buckle and a second locking buckle; when the locking piece is in a primary locking state, the locking clamping portion is connected with the first locking buckle in a matched mode, and the locking clamping portion is located between the first locking buckle and the second locking buckle. Further, when the locking piece is in the secondary locking state, the locking clamping portion is connected with the second locking buckle in a matc