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CN-224217751-U - Connector and connector assembly

CN224217751UCN 224217751 UCN224217751 UCN 224217751UCN-224217751-U

Abstract

The utility model discloses a connector and a connector assembly, wherein the connector comprises a shell, a base and a terminal assembly, the shell comprises a pair of first side plates, a bottom plate, a top plate and a tail plate, the first side plates, the bottom plate and the top plate are transversely arranged in an opposite mode, the bottom plate and the top plate are arranged in a thickness direction, the tail plate and the tail plate are arranged in an opposite mode, the base is arranged in the cavity and provided with a containing groove, the terminal assembly is fixedly connected to the tail plate and provided with a first elastic arm and a second elastic arm, the first elastic arm and the second elastic arm are arranged in the containing groove and are respectively provided with a first contact part and a second contact part, a flexible flat cable is installed in the connector through a pressing piece and comprises an inserting part and a contact layer, the pressing piece is inserted into the containing groove in the longitudinal direction and drives the first elastic arm and the second elastic arm to move in the thickness direction, and the first contact part and the second contact part are respectively and electrically connected to the contact layer. The connector avoids scraping and abrasion of the flat cable and the terminal plating layers, prolongs the service life of the connector and the flat cable, and is stable and firm in connection.

Inventors

  • HAN QI
  • CHEN HANCHENG
  • ZHU XIAOHONG

Assignees

  • 安费诺奥罗拉科技(惠州)有限公司

Dates

Publication Date
20260508
Application Date
20250513

Claims (10)

  1. 1. A connector detachably assembled with a flexible flat cable (200), the connector (100) comprising: A housing (1), a pair of first side plates (11) disposed opposite to each other in a lateral direction (X), a bottom plate (12) and a top plate (13) disposed opposite to each other in a thickness direction (Z), and a tail plate (14), the bottom plate (12), the top plate (13), the first side plates (11), and the tail plate (14) collectively surrounding a cavity (16) having an opening (15); A base (2) arranged in the cavity (16), wherein the base (2) is provided with a containing groove (21); The terminal assembly (3) is fixedly connected to the tail plate (14), the terminal assembly (3) is provided with a first elastic arm (31) and a second elastic arm (32), the first elastic arm (31) and the second elastic arm (32) are arranged in the accommodating groove (21), and a first contact part (311) and a second contact part (321) are respectively arranged on the first elastic arm and the second elastic arm; The flexible flat cable (200) is installed in the connector (100) through a pressing piece (5), the flexible flat cable (200) comprises a plug-in portion (201) and a contact layer (202) arranged on the plug-in portion (201), the pressing piece (5) is inserted into the accommodating groove (21) in the longitudinal direction (Y), the first elastic arm (31) and the second elastic arm (32) are driven to move in the thickness direction (Z), and the first contact portion (311) and the second contact portion (321) are electrically connected to the contact layer (202) respectively.
  2. 2. Connector according to claim 1, characterized in that the abutment (2) extends from the tail plate (14) to the opening (15), the abutment (2) being further provided with a base surface (22), the plug-in part (201) being closely connected to the base surface (22); The first contact portion (311) and the second contact portion (321) do not protrude from the base surface (22) before being connected to the contact layer (202).
  3. 3. Connector according to claim 2, characterized in that the first spring arm (31) and the second spring arm (32) are inserted into the receiving groove (21) through the tail plate (14), the first spring arm (31) being further provided with a protruding portion (312), the first contact portion (311) and the second contact portion (321) all being directed towards the cavity (16).
  4. 4. A connector according to claim 3, characterized in that the first spring arm (31) is in abutment with the second spring arm (32) by means of the projection (312) driven by the pressing member (5), the first contact portion (311) and the second contact portion (321) being moved in the thickness direction (Z) towards the cavity (16).
  5. 5. The connector according to claim 4, wherein the terminal assembly (3) comprises a first terminal (33) and a second terminal (34); The first terminal (33) comprises a first fixing part (331), a first elastic arm (31) and a second elastic arm (32), the first fixing part (331) is fixedly connected to the tail plate (14), the first elastic arm (31) and the second elastic arm (32) are inserted into the accommodating groove (21), and the first contact part (311) and the second contact part (321) face the top plate (13); the second terminal (34) comprises a second fixing portion (341), a first elastic arm (31) and a second elastic arm (32), the second fixing portion (341) is adjacent to the first fixing portion (331), the second fixing portion (341) is connected to the tail plate (14), the first elastic arm (31) and the second elastic arm (32) are inserted into the accommodating groove (21), and the first contact portion (311) and the second contact portion (321) face the bottom plate (12).
  6. 6. The connector according to any one of claims 1 to 5, wherein the base (2) is further provided with a partition plate (23), the partition plate (23) is provided in the accommodation groove (21), and the partition plate (23) partitions the accommodation groove (21) into a plurality of accommodation units (24); The pressing piece (5) comprises a panel (51) and a pressing plate (52) which are integrally formed, the pressing plate (52) comprises pressing strips (521) and grooves (522) arranged between the pressing strips (521), and the pressing strips (521) are inserted into the containing unit (24) and drive the first elastic arms (31) and the second elastic arms (32) of the single group to move in the thickness direction (Z).
  7. 7. A connector assembly, comprising: the connector (100) of any of claims 1-6, and And the butt-fit connector (400) is in butt-fit connection with the connector (100), and the flexible flat cable (200) is spliced in the butt-fit connector (400).
  8. 8. The connector assembly of claim 7, wherein the counter-connector (400) comprises: -a counter housing (4) comprising a pair of second side plates (41) arranged opposite each other in a transverse direction (X), a first end portion (42) and a second end portion (43) arranged opposite each other in a longitudinal direction (Y), a counter bottom plate (44) and a counter top plate (45) arranged opposite each other in a thickness direction (Z), and a partition member (46), the second side plates (41) and the partition member (46) surrounding a first mounting groove (47) with the counter top plate (45), the second side plates (41) and the partition member (46) surrounding a second mounting groove (48) with the counter bottom plate (44), the counter top plate (45) and the counter bottom plate (44) being provided with a first limiting groove (451) and a second limiting groove (441), respectively; a pressing member (5), the pressing member (5) being mounted in advance in the first mounting groove (47); A first locking member (6) pre-installed in the first limit groove (451) for being connected with the top plate (13), and And the second locking piece (7) is inserted and installed in the second limiting groove (441) along the thickness direction (Z) and is used for limiting and installing the flexible flat cable (200) in the matched shell (4).
  9. 9. Connector assembly according to claim 8, wherein the first mounting groove (47) and the second mounting groove (48) are provided with a first notch (471) and a second notch (481), respectively, the compression member (5) being mounted in the first mounting groove (47) via the first notch (471), the compression member (5) being provided with a third notch (53); The flexible flat cable (200) comprises a first flat cable (203) and a second flat cable (204), wherein the first flat cable (203) is inserted into the matching shell (4) through the third notch (53), and the second flat cable (204) is inserted into the matching shell (4) through the second notch (481).
  10. 10. Connector assembly according to claim 8, wherein the hold-down member (5) is further provided with a pressing portion (54), wherein the pressing portion (54) simultaneously abuts the first locking member (6) when the hold-down member (5) is inserted into the first mounting groove (47) and mounted in place, so that the first locking member (6) is inserted into and locks the housing (1) and the counter housing (4).

Description

Connector and connector assembly Technical Field The invention belongs to the technical field of connectors, and particularly relates to a connector and a connector assembly. Background The wire-to-board connector is widely applied to the fields of electronic office equipment, power systems, industrial automation systems, battery management systems, energy storage systems and the like due to the characteristics of good transmission performance, flexible assembly and convenient installation. At present, flexible flat cables (comprising FFC and FPC) are becoming mainstream due to the advantages of high integration level, small weight and the like. In order to further improve the integration, a solution has been developed in which the flexible flat cable is directly electrically connected to the terminal of the board-end connector. However, in the existing scheme, most flexible flat cables are installed in a plug-in mode, so that scraping occurs at the contact position of a metal coating (golden finger) of the flexible flat cable and a terminal, the coating condition of the contact position is seriously affected, and the service life and the plug-in times of the flexible flat cable are reduced. The flexible flat cable is abutted against the terminal, and the flexible flat cable is fixed on the board-end connector through the cover buckle, so that the problem of scraping can be avoided, but the problems of poor connection firmness, unstable connection, easiness in entering foreign matters and the like of the scheme are solved, and the requirements of the vehicle standard level can not be met obviously. Disclosure of Invention In order to solve the defects in the prior art, the utility model provides the connector and the connector assembly, so that the flexible flat cable is not contacted with the terminal assembly in the process of being inserted into the cavity, and after the flexible flat cable is inserted, the terminal assembly is driven to move towards the flexible flat cable through the pressing piece and is electrically connected with the flexible flat cable, thereby avoiding scraping damage of a metal coating of the flexible flat cable caused by plugging and unplugging, and prolonging the service lives of the connector and the flexible flat cable. The technical effects to be achieved by the utility model are realized by the following technical aspects: In a first aspect, the present invention provides a connector detachably assembled with a flexible flat cable, the connector comprising: A housing, a pair of first side plates oppositely disposed in a lateral direction, a bottom plate and a top plate oppositely disposed in a thickness direction, and a tail plate, the bottom plate, the top plate, the first side plates, and the tail plate collectively surrounding a cavity having an opening; the base is arranged in the cavity and is provided with a containing groove; The terminal assembly is fixedly connected to the tail plate and is provided with a first elastic arm and a second elastic arm, the first elastic arm and the second elastic arm are arranged in the accommodating groove, and the first elastic arm and the second elastic arm are respectively provided with a first contact part and a second contact part; the flexible flat cable is installed in the connector through a pressing piece, the flexible flat cable comprises an inserting portion and a contact layer arranged on the inserting portion, the pressing piece is longitudinally inserted into the accommodating groove, the first elastic arm and the second elastic arm are driven to move in the thickness direction, and the first contact portion and the second contact portion are electrically connected to the contact layer respectively. In some embodiments, the abutment extends from the tailboard to the opening, the abutment further being provided with a base surface to which the plug-in portion is attached; The first contact portion and the second contact portion are not protruded from the base surface before being connected with the contact layer. In some embodiments, the first spring arm and the second spring arm are inserted into the accommodating groove through the tail plate, the first spring arm is further provided with a protruding portion, and the protruding portion, the first contact portion and the second contact portion face the cavity. In some embodiments, the first spring arm is driven by the pressing member to abut against the second spring arm through the protruding portion, and the first contact portion and the second contact portion move toward the cavity in the thickness direction. In some embodiments, the terminal assembly includes a first terminal and a second terminal; The first terminal comprises a first fixing part, a first elastic arm and a second elastic arm, the first fixing part is fixedly connected to the tail plate, the first elastic arm and the second elastic arm are inserted into the accommodating groove, and the first contac